1 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5 requests between special registers.
7 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
9 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
11 2009-10-13 Richard Henderson <rth@redhat.com>
13 PR tree-optimization/41377
14 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
15 (cleanup_empty_eh_merge_phis): New change_region parameter;
16 pass it on to redirect_eh_edge_1. Update callers.
17 (cleanup_empty_eh_unsplit): Don't require an existing EH label
18 at the destination block.
20 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
22 * passes.c (register_pass): Replaced gcc_unreachable by
23 fatal_error on failure. Mentions plugins in comments & messages.
25 2009-10-13 Jakub Jelinek <jakub@redhat.com>
28 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
29 * sched-vis.c (print_value): Use it.
30 * cselib.c (cselib_hash_rtx): Likewise.
31 * print-rtl.c (print_rtx): Likewise.
32 * cfgexpand.c (expand_debug_rtx): Likewise.
33 * var-tracking.c (vt_expand_loc_callback): Likewise.
35 2009-10-13 Richard Guenther <rguenther@suse.de>
38 * opts.c (handle_option): Split out code to handle setting
39 the options flag var ...
40 (set_option): ... here.
41 * opts.h (set_option): Declare.
42 * lto-opts.c (register_user_option_p): Include -fexceptions
43 and all position independent code variants.
44 (handle_common_option): Remove.
45 (lto_reissue_options): Use set_option.
47 2009-10-13 Martin Jambor <mjambor@suse.cz>
49 PR tree-optimization/41661
50 * ipa-prop.c (compute_complex_pass_through): Allow only operations
51 that are tcc_comparisons or do not change the type in any
53 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
54 folding tcc_comparison operations.
56 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
58 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
61 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
67 * tree.def (DEBUG_EXPR_DECL): New.
68 * rtl.def (DEBUG_EXPR): New.
69 * gengtype.c (adjust_field_rtx_def): Handle it.
70 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
71 (insert_debug_temp_for_var_def): ... this. Drop support for
72 moving. Take iterator for def stmt; insert debug stmt before it.
73 Scan early for use count and kind in debug stmts.
74 (propagate_defs_into_debug_stmts): Rename to...
75 (insert_debug_temps_for_defs): ... this. Likewise.
76 * tree.h (DEBUG_TEMP_UID): New.
77 * tree.c (next_debug_decl_uid): New.
78 (make_node_stat): Count debug decls separately.
79 (copy_node_stat): Likewise.
80 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
81 * var-tracking.c (dv_is_decl_p): Recognize it.
82 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
83 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
84 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
85 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
86 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
87 (cselib_hash_rtx): Likewise.
88 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
89 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
91 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
92 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
93 * rtl.c (copy_rtx): Likewise.
94 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
95 * print-rtl.c (print_rtx): Likewise.
96 * sched-vis.c (print_value): Likewise.
97 (print_insn): Handle DEBUG_EXPR_DECL.
98 * tree-dump.c (dequeue_and_dump): Likewise.
99 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
100 * gimple-iterator (gsi_replace): Check for same lhs.
101 (gsi_remove): Insert debug temps.
102 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
103 (move_computations_stmt): Drop explicit propagation into debug stmts.
104 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
105 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
106 * tree-ssa-sink.c (statement_sink_location): Likewise.
107 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
108 * tree-ssanames.c (release_ssa_name): Adjust for rename.
109 * tree-flow.h: Likewise.
110 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
111 debug temps without values.
112 (eliminate_unnecessary_stmts): Don't discard just-inserted
115 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
118 * config/cris/cris.md (andu): Check that operand 1 is one of the
119 general registers. Fix typo in head comment.
121 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
123 * config/i386/i386.md (vswapmov): New.
124 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
125 (ix86_function_ms_hook_prologue): New.
126 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
127 * configure.ac: Test for swap suffix support in as.
128 * configure: Rebuild.
130 2009-10-12 Jakub Jelinek <jakub@redhat.com>
133 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
134 paradoxical subregs to prevent partial register stalls if the inner
135 mode is integer mode.
137 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
141 2009-10-12 Dodji Seketeli <dodji@redhat.com>
144 * gcc/dwarf2out.c (template_parameter_pack_die,
145 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
147 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
150 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
152 (maybe_register_def): Likewise. Take stmt iterator.
153 (rewrite_update_stmt): Take stmt iterator and pass it on.
154 (rewrite_update_enter_block): Pass stmt iterator.
156 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
158 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
159 (spu_builtin_decl): New function.
161 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.md (SWIM): New mode iterator.
164 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
165 using SWIM mode iterator.
166 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
167 patterns using SWI48 mode iterator.
168 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
169 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
170 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
171 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
172 patterns using SWI248 mode iterator.
173 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
174 gen_x86_movdicc_0_m1_rex64 for renamed function
176 2009-10-11 Jose Ruiz <ruiz@adacore.com>
177 Eric Botcazou <ebotcazou@adacore.com>
180 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
181 * config/sparc/sol2-unwind.h: New file.
183 2009-10-11 Olivier Hainque <hainque@adacore.com>
184 Eric Botcazou <ebotcazou@adacore.com>
187 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
188 * config/i386/sol2-unwind.h: New file.
190 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.md (addsi_1_zext): Get the proper second
196 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
198 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
199 all OLD_RTXes, not just REGs. Use copy_rtx to create the
202 2009-10-11 Richard Guenther <rguenther@suse.de>
204 * gimple.c (iterative_hash_type_name): Do not handle special
207 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
209 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
210 (*setcc_si_1_and): Ditto.
211 (*setcc_si_1_movzbl): Ditto.
212 (*setcc_<mode>_2): Ditto.
213 (*setcc_qi): Rename from *setcc_1.
214 (*setcc_qi_slp): Rename from *setcc_2.
216 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
217 (*zero_extendqisi2_movzbw_and splitter): Ditto.
219 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
220 "if" condition, there is already assert with reload_completed present.
222 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
224 * plugin.c (try_init_one_plugin): Improve constness of variable err.
226 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
228 * doc/install.texi (Final install): Refer to
229 http://gcc.gnu.org/bugs/ for bug reporting.
231 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
233 * configure.ac: Add test for dci instruction.
234 * configure: Regenerate.
235 * config.in: Likewise.
236 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
237 * doc/invoke.texi: Add cpu_type 476 and 476fp.
238 (-mmulhw): Add 476 to description.
240 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
241 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
242 (processor_target_table): Add 476 and 476fp entries.
243 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
244 (rs6000_issue_rate): Add CPU_PPC476.
245 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
246 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
247 (processor_type): Add PROCESSOR_PPC476.
248 (EXTRA_SPECS): Add asm_cpu_476 string.
249 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
250 (define_attr "cpu"): Add ppc476.
252 Update comments for 476.
253 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
254 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
255 Update copyright year.
256 * config/rs6000/476.md: New file.
257 * config/rs6000/40x.md: Add description for "isel" attribute.
258 Update copyright year.
259 * config/rs6000/440.md: Likewise.
260 * config/rs6000/603.md: Likewise.
261 * config/rs6000/6xx.md: Likewise.
262 * config/rs6000/7450.md: Likewise.
263 * config/rs6000/7xx.md: Likewise.
264 * config/rs6000/8540.md: Likewise.
265 * config/rs6000/cell.md: Likewise.
266 * config/rs6000/e300c2c3.md: Likewise.
267 * config/rs6000/e500mc.md: Likewise.
268 * config/rs6000/mpc.md: Likewise.
269 * config/rs6000/power4.md: Likewise.
270 * config/rs6000/power5.md: Likewise.
271 * config/rs6000/power6.md: Likewise.
272 * config/rs6000/power7.md: Likewise.
273 * config/rs6000/rios1.md: Likewise.
274 * config/rs6000/rios2.md: Likewise.
275 * config/rs6000/rs64.md: Likewise.
277 2009-10-10 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/41654
280 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
281 a cond expr before calling gimple_cond_set_condition_from_tree.
282 (ifcombine_iforif): Likewise.
284 2009-10-09 Ian Lance Taylor <iant@google.com>
286 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
287 * configure: Rebuild.
289 2009-10-09 Neil Vachharajani <nvachhar@google.com>
291 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
294 2009-10-09 Richard Guenther <rguenther@suse.de>
297 * target-def.h (TARGET_BUILTIN_DECL): Define.
298 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
299 * target.h (struct gcc_target): Add builtin_decl target hook.
300 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
301 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
303 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
305 (lto_output_builtin_tree): Sorry if the target does not support
306 streaming target builtins.
307 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
308 (rs6000_builtin_decl): New function.
309 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
310 (ix86_builtin_decl): New function.
312 2009-10-09 Jakub Jelinek <jakub@redhat.com>
314 PR preprocessor/41445
315 * c-ppoutput.c (do_line_change): New function.
316 (cb_line_change): Use it.
317 (scan_translation_unit): Call do_line_change if
318 avoid_paste or PREV_WHITE and token location is on a different line
322 * dwarf2out.c (dwarf2out_init): Test whether
323 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
326 PR rtl-optimization/41646
327 * calls.c (expand_call): For BLKmode types returned in registers
328 avoid likely spilled hard regs in copy_blkmode_from_reg generated
331 2009-10-09 Richard Guenther <rguenther@suse.de>
333 PR tree-optimization/41634
334 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
335 we remove the correct elements.
336 (optimize_stmt): Make sure to update stmt operands before
337 optimizing redundancies.
339 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
341 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
343 2009-10-09 Richard Guenther <rguenther@suse.de>
346 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
348 (lto_wrapper_exit): New function.
350 (fatal_perror): Likewise.
351 (fork_execute): Use global args_name, do not free it.
352 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
353 * lto-streamer.h: Remove duplicate prototypes.
355 2009-10-09 Richard Guenther <rguenther@suse.de>
357 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
358 before calling stmt_can_throw_external.
360 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
362 PR tree-optimization/40071
363 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
364 pointer if the original data reference doesn't conflict with the
365 created vector data reference. Fix long line.
367 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.md (any_div): New code iterator.
370 (u): Handle div and udiv.
372 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
374 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
375 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
376 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
377 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
379 2009-10-08 Joseph Myers <joseph@codesourcery.com>
381 * gcc.c (main): Remove trailing "." from diagnostics.
383 2009-10-08 Cary Coutant <ccoutant@google.com>
385 Add support for debugging with ICF (Identical Code Folding).
386 * calls.c (debug.h): New #include.
387 (emit_call_1): Call virtual_call_token debug hook.
388 * common.opt (-fenable-icf-debug): New option.
389 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
390 locations in the source).
391 (poc_label_num): New variable.
392 (dcall_entry, vcall_entry): New typedefs.
393 (dcall_table, vcall_table): New variables.
394 (struct vcall_insn): New type.
395 (vcall_insn_table): New variable.
396 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
397 (size_of_dcall_table): New function.
398 (output_dcall_table): New function.
399 (size_of_vcall_table): New function.
400 (output_vcall_table): New function.
401 (dwarf2out_direct_call): New function.
402 (vcall_insn_table_hash): New function.
403 (vcall_insn_table_eq): New function.
404 (dwarf2out_virtual_call_token): New function.
405 (dwarf2out_virtual_call): New function.
406 (dwarf2out_init): Allocate new tables and sections.
407 (prune_unused_types): Mark DIEs referenced from direct call table.
408 (dwarf2out_finish): Output direct and virtual call tables.
409 * final.c (final_scan_insn): Call direct_call and virtual_call
411 * debug.h (struct gcc_debug_hooks): Add direct_call,
412 virtual_call_token, virtual_call hooks.
413 (debug_nothing_uid): New function.
414 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
415 (debug_nothing_uid): New function.
416 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
417 (xcoff_debug_hooks): Likewise.
418 * sdbout.c (sdb_debug_hooks): Likewise.
419 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
420 * doc/invoke.texi (-fenable-icf-debug): New option.
422 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
425 * regmove.c (regmove_backward_pass): Replace src with dst in the
426 debug insn, and check for dst before rather than after.
428 2009-10-08 Janis Johnson <janis187@us.ibm.com>
430 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
431 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
433 2009-10-08 Jan Hubicka <jh@suse.cz>
436 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
437 do not mark cgraph nodes as needed.
438 (record_references_in_initializer): Add new only_vars parameter.
439 * cgraph.h (record_references_in_initializer): New parameter.
440 * varasm.c (assemble_variable): Update call.
441 * varpool.c (varpool_analyze_pending_decls): Always look for
444 2009-10-08 Anatoly Sokolov <aesok@post.ru>
446 * config/avr/avr.c (last_insn_address) Remove variable.
447 (expand_prologue): Don't initialise last_insn_address variable.
448 (final_prescan_insn): Don't output insn size.
449 * config/avr/avr.opt (msize): Remove switch.
450 * doc/invoke.texi (AVR Options): Remove documentation of -msize
453 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
455 * combine.c (label_tick_ebb_start): Fix comment.
456 (combine_instructions): Set label_tick and label_tick_ebb_start before
457 calling setup_incoming_promotions. Start them from 1. Increment
458 label_tick instead of deriving it from the BB index. Rather than
459 comparing ticks use the block from the previous iteration to decide
460 whether to start a new EBB. Remove empty lines before function.
462 2009-10-08 Michael Matz <matz@suse.de>
465 * builtins.c (fold_builtin_isascii): Use fold_build2.
466 (fold_builtin_isdigit): Ditto.
467 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
468 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
469 remove_useless_stmts_cond, remove_useless_stmts_tf,
470 remove_useless_stmts_tc, remove_useless_stmts_bind,
471 remove_useless_stmts_goto, remove_useless_stmts_label,
472 remove_useless_stmts_1, remove_useless_stmts,
473 pass_remove_useless_stmts): Remove.
474 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
475 * passes.c (init_optimization_passes): Don't add
476 pass_remove_useless_stmts.
477 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
478 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
480 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
481 for static constants.
482 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
483 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
485 2009-10-08 Richard Guenther <rguenther@suse.de>
487 * gimple.c (free_gimple_type_tables): New function.
488 * gimple.h (free_gimple_type_tables): Declare.
490 2009-10-07 Mark Heffernan <meheff@google.com>
492 * ipa-prop.c (ipa_print_node_params) Only print
493 names of named arguments.
495 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
497 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
498 being statically linked.
500 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
502 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
504 2009-10-08 Jan Hubicka <jh@suse.cz>
507 * ipa.c (cgraph_externally_visible_p,
508 function_and_variable_visibility,
509 whole_program_function_and_variable_visibility): Skip non-finalized
512 2009-10-08 Nick Clifton <nickc@redhat.com>
514 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
517 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
520 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
522 2009-10-07 Joseph Myers <joseph@codesourcery.com>
525 * c-common.c (c_fully_fold_internal): Strip nops from the result
526 of recursive calls to c_fully_fold_internal.
527 (c_wrap_maybe_const): New.
528 (c_save_expr): Use c_wrap_maybe_const.
529 * c-common.h (c_wrap_maybe_const): Declare.
530 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
531 build_binary_op): Use c_wrap_maybe_const.
533 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
535 * real.c: Fix comment to reflect actual exponent size.
537 2009-10-08 Ben Elliston <bje@au.ibm.com>
539 * config/rs6000/a2.md: Add FSF comment header.
541 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md (any_extend): New code iterator.
544 (u, s): New code attributes.
546 (DWIH): Rewrite as code iterator for SI and DI modes.
547 (DWI): Rewrite as mode attribute.
548 (dwi): New mode attribute.
549 (di): Depend on SI mode and DI mode.
550 (doubleint_general_operand): Remove mode attribute.
552 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
555 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
556 (*sub<mode>3_doubleword): Ditto.
558 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
559 using SWIM248 mode iterator.
560 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
561 using SWI48 mode iterator.
562 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
563 patterns using DWIH mode iterator and any_extend code iterator.
564 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
565 using any_extend code iterator.
566 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
567 patterns using DWIH mode iterator and any_extend code iterator.
568 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
569 using any_extend code iterator.
570 (<s>mul<mode>3_highpart): Macroize expander from
571 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
572 and any_extend code iterator.
573 (*<s>muldi3_highpart_1): Macroize insn from
574 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
575 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
576 patterns using any_extend code iterator.
577 (*<s>mulsi3_highpart_zext): Macroize insn from
578 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
580 2009-10-07 Jakub Jelinek <jakub@redhat.com>
582 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
583 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
584 refering to a DIE with DW_AT_const_value.
586 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
589 * ira-lives.c (check_and_make_def_conflict): Process all operands.
591 2009-10-06 Jan Hubicka <jh@suse.cz>
593 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
596 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
599 *lea_2_rex64): Move before *add<mode>_1 pattern.
601 2009-10-07 Jan Hubicka <jh@suse.cz>
603 * collect2.c (main): Add -fno-whole-program.
604 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
606 2009-10-07 Jan Hubicka <jh@suse.cz>
608 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
609 has no address taken.
610 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
612 (cgraph_clone_node): Clear externally_visible flag for clones.
613 * cgraph.h (cgraph_only_called_directly_p,
614 cgraph_can_remove_if_no_direct_calls_p): New predicates.
615 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
616 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
617 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
618 ipcp_insert_stage): Likwise.
619 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
620 externally_visible flag.
621 (verify_cgraph_node): Verify that inline clones look right.
622 (process_function_and_variable_attributes): Do not set
623 externally_visible flags.
624 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
626 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
628 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
629 clear externally_visible when turning into inline clones
630 (cgraph_mark_inline_edge): Use new predicates.
631 (cgraph_estimate_growth): Likewise.
632 (cgraph_decide_inlining): Likewise.
633 * ipa.c (cgraph_postorder): Likewise.
634 (cgraph_remove_unreachable_nodes): Likewise; sanity check
635 that inline clones are not needed.
636 (cgraph_externally_visible_p): New predicate.
637 (function_and_variable_visibility): Add whole_program parameter;
638 always set externally_visible flag; handle COMDAT function
640 (local_function_and_variable_visibility): New function.
641 (gate_whole_program_function_and_variable_visibility): New function.
642 (whole_program_function_and_variable_visibility): New function.
643 (pass_ipa_whole_program_visibility): New function.
644 * passes.c (init_optimization_passes): Add whole program visibility
646 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
647 not care about needed/reachable flags.
648 * varpool.c: Include flags.h
649 (decide_is_variable_needed): When doing LTO assume whole-program mode.
650 (varpool_finalize_decl): When we are in LTO read-back, all variables
652 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
654 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
656 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
659 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
661 * config.gcc: Don't include the makefile fragments intended for
663 * config/s390/fixdfdi.h: File removed.
664 * config/s390/libgcc-glibc.ver: File removed.
665 * config/s390/s390.h: Remove the fixdfdi.h hack.
666 * config/s390/t-crtstuff: File moved to libgcc dir.
667 * config/s390/t-linux: Likewise.
668 * config/s390/t-tpf: libgcc specific parts removed.
669 * config/s390/t-linux64: Likewise.
671 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
673 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
674 (lto-compress.o): Likewise.
676 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
679 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
680 dllexport to class members here.
681 (i386_pe_determine_dllimport_p): Only check static class data for
683 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
684 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
685 functions for vague linkage.
686 (i386_pe_type_dllexport_p): Fix formatting.
687 (maybe_add_dllexport) New function.
688 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
691 2009-10-07 Ben Elliston <bje@au.ibm.com>
693 * config/rs6000/a2.md: Remove duplicated lines.
695 2009-10-07 Ben Elliston <bje@au.ibm.com>
697 * config.gcc (powerpc*-*-*): Handle a2.
698 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
699 * config/rs6000/a2.md: New file.
700 * config/rs6000/rs6000.opt (mno-update): New.
701 (mupdate): Return to using a mask, not a var.
702 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
703 (enum processor_type): Add PROCESSOR_PPCA2.
704 * config/rs6000/rs6000.c (ppca2_cost): New costs.
705 (rs6000_override_options): Add "a2" to processor_target_table.
706 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
707 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
709 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
712 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
713 reference to nonexistent gen_truncxfxf2 function.
715 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
718 (DWIH, g, di, doubleint_general_operand): New mode attributes.
719 (general_operand): Handle TI mode.
720 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
721 using SDWIM mode iterator.
722 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
723 pattern from *add{di,ti}3_1 patterns and corresponding splitters
724 using DWI mode iterator.
725 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
726 patterns using SWI mode iterator.
727 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
728 using SWI48 mode iterator.
729 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
730 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
731 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
732 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
733 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
734 using SDWIM mode iterator.
735 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
736 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
737 using DWI mode iterator.
738 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
739 patterns using SWI mode iterator.
740 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
741 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
742 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
743 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
744 patterns using plusminus code iterator.
745 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
746 sub<mode>3 patterns using plusminus code iterator.
747 * config/i386/i386.c (override_options): Update the call to
748 gen_subdi_carry_rex64 for renamed function.
749 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
750 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
751 calls to instruction expanders.
753 2009-10-06 Martin Jambor <mjambor@suse.cz>
756 * opts.c (decode_options): Run IPA-SRA at -O2.
758 2009-10-06 Richard Guenther <rguenther@suse.de>
760 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
762 2009-10-06 Tobias Burnus <burnus@net-b.de>
765 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
766 -flto and -fwhole-program flags can be combined.
768 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
771 * gcc.c (process_command): Check that -o argument was specified.
773 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
775 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
777 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
779 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
780 * doc/invoke.texi (Warning Options): Annotate allowed languages
781 for -Wunsuffixed-float-constants.
783 2009-10-05 Jakub Jelinek <jakub@redhat.com>
785 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
786 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
787 same name and isn't the main variant.
790 * dwarf2out.c (loc_by_reference): Removed.
791 (dw_loc_list_1): New function.
792 (dw_loc_list): Remove toplev argument, add want_address argument.
793 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
794 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
795 want_address == 2 to dw_loc_list. For successful dw_loc_list
796 set have_address to 1 only if want_address is not 0.
798 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
800 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
801 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
802 a code block followed by two pointers.
803 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
804 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
805 (MIPS_MOVE): Likewise.
806 (MIPS_LUI): Likewise.
808 (MIPS_BAL): Likewise.
809 (MIPS_NOP): Likewise.
810 (mips_asm_trampoline_template): Delete.
811 (mips_trampoline_code_size): New function.
812 (mips_trampoline_init): Add shorter sequences for all cases
813 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
814 Calculate the opcodes directly, rather than copying from a template.
815 Only flush the code part of the trampoline.
816 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
818 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
820 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
821 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
822 (INCOMING_RETURN_ADDR_RTX): Likewise.
823 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
825 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
826 with RETURN_ADDR_REGNUM.
827 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
828 * config/mips/mips.c (mips16_build_call_stub): Replace
829 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
830 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
831 (mips_print_operand_punctuation): Likewise.
832 (mips_frame_set): Likewise.
833 (mips16e_output_save_restore): Likewise.
834 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
835 (mips_save_reg_p): Likewise.
836 (mips_return_addr): Likewise.
837 (mips_set_return_address): Likewise.
838 (mips_direct_save_slot_move_p): Likewise.
839 (mips_output_function_prologue): Likewise.
840 (mips_restore_reg): Likewise.
841 (mips_expand_epilogue): Likewise.
842 (mips_epilogue_uses): Likewise.
843 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
844 (*mov<mode>_ra): Use it instead of a hard-coded 31.
845 (clear_hazard_<mode>): Likewise.
846 (call_internal): Likewise.
847 (call_internal_direct): Likewise.
848 (call_direct_split): Likewise.
849 (call_value_internal): Likewise.
850 (call_value_split): Likewise.
851 (call_value_internal_direct): Likewise.
852 (call_value_direct_split): Likewise.
853 (call_value_multiple_internal): Likewise.
854 (call_value_multiple_split): Likewise.
856 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
857 Jakub Jelinek <jakub@redhat.com>
859 PR rtl-optimization/41511
860 * combine.c (record_value_for_reg): Pass explicit values as argument
861 to get_last_value_validate.
862 (get_last_value_validate): Document INSN parameter.
863 For non-readonly MEMs, assume they might have been modified if INSN
864 was in another basic block.
865 (get_last_value): Minor reformatting.
867 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
870 * final.c (asm_str_count): Split out from asm_insn_count.
871 * rtl.h (asm_str_count): New prototype.
872 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
875 2009-10-05 Sriraman Tallam <tmsriram@google.com>
877 * doc/plugins.texi: Change plugin_pass to register_pass_info.
879 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
880 Rafael Espindola <espindola@google.com>
882 * gengtype.c (write_types): Moved call to write_func_for_structure
885 2009-10-05 Richard Guenther <rguenther@suse.de>
888 * lto-cgraph.c (output_cgraph): Output toplevel asms.
889 (input_cgraph_1): Input toplevel asms.
891 2009-10-05 Richard Guenther <rguenther@suse.de>
894 * lto-symtab.c (lto_compatible_attributes_p): Remove.
895 (external_aggregate_decl_p): Likewise.
896 (lto_symtab_compatible): Re-structure. Remove dead code.
897 For variables ignore toplevel qualifiers when comparing types.
898 Issue warnings, not errors for mismatched user-alignment.
900 2009-10-05 Richard Guenther <rguenther@suse.de>
904 * lto-symtab.c (struct lto_symtab_base_def): Remove.
905 (struct lto_symtab_identifier_def): Likewise.
906 (struct lto_symtab_decl_def): Likewise.
907 (struct lto_symtab_entry_def): New.
908 (lto_symtab_identifier_t): Rename to ...
909 (lto_symtab_entry_t): ... this.
910 (lto_symtab_decls): Remove.
911 (lto_symtab_base_hash): Rename to ...
912 (lto_symtab_entry_hash): ... this.
913 (lto_symtab_base_eq): Rename to ...
914 (lto_symtab_entry_eq): ... this.
915 (lto_symtab_base_marked_p): Rename to ...
916 (lto_symtab_entry_marked_p): ... this.
917 (lto_symtab_identifier_marked_p): Remove.
918 (lto_symtab_decl_marked_p): Likewise.
919 (lto_symtab_maybe_init_hash_tables): Rename to ...
920 (lto_symtab_maybe_init_hash_table): ... this.
921 (lto_symtab_set_resolution_and_file_data): Remove.
922 (lto_symtab_register_decl): New function.
923 (lto_symtab_get_identifier): Remove.
924 (lto_symtab_get): New function.
925 (lto_symtab_get_resolution): Adjust.
926 (lto_symtab_get_identifier_decl): Remove.
927 (lto_symtab_set_identifier_decl): Likewise.
928 (lto_symtab_merge_decl): Rename to ...
929 (lto_symtab_merge): ... this. Rewrite.
930 (lto_symtab_merge_var): Remove.
931 (lto_symtab_merge_fn): Likewise.
932 (lto_symtab_prevailing_decl): Adjust.
933 (lto_cgraph_replace_node): New function.
934 (lto_symtab_merge_decls_2): Likewise.
935 (lto_symtab_merge_decls_1): Likewise.
936 (lto_symtab_fixup_var_decls): Likewise.
937 (lto_symtab_resolve_symbols): Likewise.
938 (lto_symtab_merge_decls): Likewise.
939 (lto_symtab_prevailing_decl): Adjust.
940 (lto_symtab_get_symtab_def): Remove.
941 (lto_symtab_get_file_data): Likewise.
942 (lto_symtab_clear_resolution): Adjust.
943 (lto_symtab_clear_resolution): Likewise.
944 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
945 (input_cgraph_1): Likewise.
946 * lto-streamer-in.c (get_resolution): Do not provide fake
947 symbol resolutions here.
948 (deferred_global_decls): Remove.
949 (lto_register_deferred_decls_in_symtab): Likewise.
950 (lto_register_var_decl_in_symtab): Change signature, register
951 variable via lto_symtab_register_decl.
952 (lto_register_function_decl_in_symtab): Likewise.
953 (lto_read_tree): Adjust.
954 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
955 (lto_symtab_merge_var): Likewise.
956 (lto_symtab_merge_fn): Likewise.
957 (lto_symtab_register_decl): Declare.
958 (lto_symtab_merge_decls): Likewise.
960 2009-10-05 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/23821
963 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
964 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
965 simple IV increments.
967 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
969 * config/arm/arm.c (arm_override_options): Really initialize
970 flag_dwarf2_cfi_asm to 0.
972 2009-10-05 Doug Kwan <dougkwan@google.com>
974 PR rtl-optimization/41574
975 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
976 floating point and we are not doing unsafe math optimizations.
978 2009-10-03 Simon Baldwin <simonb@google.com>
979 Cary Coutant <ccoutant@google.com>
980 Rafael Espindola <espindola@google.com>
981 Richard Guenther <rguenther@suse.de>
982 Jan Hubicka <jh@suse.cz>
983 Doug Kwan <dougkwan@google.com>
984 H.J. Lu <hongjiu.lu@intel.com>
985 Bill Maddox <maddox@google.com>
986 Ryan Mansfield <rmansfield@qnx.com>
987 Diego Novillo <dnovillo@google.com>
988 Ollie Wild <aaw@google.com>
989 Kenneth Zadeck <zadeck@naturalbridge.com>
991 * lto-cgraph.c: New file.
992 * lto-compress.c: New file.
993 * lto-compress.h: New file.
994 * lto-opts.c: New file.
995 * lto-section-in.c: New file.
996 * lto-section-out.c: New file.
997 * lto-streamer-in.c: New file.
998 * lto-streamer-out.c: New file.
999 * lto-streamer.c: New file.
1000 * lto-streamer.h: New file.
1001 * lto-symtab.c: New file.
1002 * lto-wpa-fixup.c: New file.
1003 * lto-wrapper.c: New file.
1005 2009-10-03 Simon Baldwin <baldwin@google.com>
1006 Ben Elliston <bje@au.ibm.com>
1007 Rafael Espindola <espindola@google.com>
1008 Nathan Froyd <froydnj@codesourcery.com>
1009 Jan Hubicka <jh@suse.cz>
1010 Doug Kwan <dougkwan@google.com>
1011 Diego Novillo <dnovillo@google.com>
1012 Kenneth Zadeck <zadeck@naturalbridge.com>
1014 * Makefile.in (enable_lto): New.
1015 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1016 (LINKER_PLUGIN_API_H): Define.
1017 (LTO_SYMTAB_H): Define.
1018 (LTO_STREAMER_H): Define.
1019 (TREE_VECTORIZER_H): Define.
1020 (INCLUDES): Add LIBELFINC.
1021 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1022 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1023 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1024 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1025 (native): Add lto-wrapper$(exeext)
1026 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1027 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1028 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1029 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1030 (varasm.o): Add dependency on tree-iterator.h.
1031 (cgraph.o): Add dependency on cif-code.def.
1032 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1033 (ipa-pure-const.o): Likewise.
1034 (GTFILES): Add lto-symtab.c.
1035 (install-lto-wrapper): New.
1036 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1037 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1038 * config.in: Regenerate.
1040 2009-10-03 Rafael Espindola <espindola@google.com>
1041 Diego Novillo <dnovillo@google.com>
1043 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1044 ipa_write_summaries.
1045 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1047 (cgraph_optimize): Make extern.
1049 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1050 Kenneth Zadeck <zadeck@naturalbridge.com>
1052 * toplev.c (in_lto_p): Declare.
1053 * collect2.c (scan_prog_file): Read all the output when reading
1054 information for LTO.
1055 (enum lto_mode_d): Declare.
1057 2009-10-03 Richard Guenther <rguenther@suse.de>
1058 Diego Novillo <dnovillo@google.com>
1060 * gimple.c: Include target.h and alias.h.
1061 (gimple_types): Declare.
1062 (type_hash_cache): Declare.
1063 (gimple_alloc_stat): Make extern.
1064 (gimple_build_eh_must_not_throw): Call
1065 gimple_eh_must_not_throw_set_fndecl.
1066 (struct type_pair_d): Declare.
1067 (type_pair_t): Declare.
1068 (type_pair_hash): New.
1069 (type_pair_eq): New.
1070 (lookup_type_pair): New.
1071 (gimple_force_type_merge): New.
1072 (compare_type_names_p): New.
1073 (compare_field_offset): New.
1074 (gimple_types_compatible_p): New.
1075 (struct sccs): Declare.
1076 (next_dfs_num): Declare.
1077 (iterative_hash_gimple_type): New.
1079 (iterative_hash_type_name): New.
1080 (iterative_hash_gimple_type): New.
1081 (gimple_type_hash): New.
1082 (gimple_type_eq): New.
1083 (gimple_register_type): New.
1084 (print_gimple_types_stats): New.
1085 (gimple_signed_or_unsigned_type): New.
1086 (gimple_unsigned_type): New.
1087 (gimple_signed_type): New.
1088 (gimple_get_alias_set): New.
1089 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1090 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1091 (gimple_force_type_merge): Declare.
1092 (gimple_types_compatible_p): Declare.
1093 (gimple_register_type): Declare.
1094 (print_gimple_types_stats): Declare.
1095 (gimple_unsigned_type): Declare.
1096 (gimple_signed_type): Declare.
1097 (gimple_get_alias_set): Declare.
1098 (gimple_eh_must_not_throw_set_fndecl): New.
1100 2009-10-03 Jan Hubicka <jh@suse.cz>
1101 Kenneth Zadeck <zadeck@naturalbridge.com>
1103 * ipa-pure-const.c: Include lto-streamer.h.
1104 (register_hooks): Factor out of ...
1105 (generate_summary): ... here.
1106 (pure_const_write_summary): New.
1107 (pure_const_read_summary): New.
1108 (pass_ipa_pure_const): Add pure_const_write_summary and
1109 pure_const_read_summary.
1110 * ipa-reference.c: Include lto-streamer.h.
1111 (add_new_function): New.
1112 (remove_node_data): New.
1113 (duplicate_node_data): New.
1114 (ipa_init): Guard against multiple calls.
1115 Move hook setup from analyze_function.
1116 (write_node_summary_p): New.
1117 (ipa_reference_write_summary): New.
1118 (ipa_reference_read_summary): New.
1119 (pass_ipa_reference): Add ipa_reference_write_summary and
1120 ipa_reference_read_summary.
1121 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1122 (struct cgraph_edge): Add fields lto_stmt_uid and
1123 call_stmt_cannot_inline_p.
1124 (cgraph_optimize): Declare.
1125 (cgraph_decide_is_function_needed): Declare.
1126 (reset_inline_failed): Declare.
1127 (enum LTO_cgraph_tags): Declare.
1128 (LTO_cgraph_tag_names): Declare.
1129 (LCC_NOT_FOUND): Define.
1131 2009-10-03 Doug Kwan <dougkwan@google.com>
1132 Rafael Espindola <espindola@google.com>
1133 Jan Hubicka <jh@suse.cz>
1134 Diego Novillo <dnovillo@google.com>
1135 Kenneth Zadeck <zadeck@naturalbridge.com>
1137 * passes.c (all_regular_ipa_passes): New.
1138 (all_ipa_passes): Rename to all_small_ipa_passes.
1139 (init_optimization_passes): Init all_regular_ipa_passes.
1140 * tree-pass.h (all_regular_ipa_passes): New.
1141 (all_ipa_passes): Rename to all_small_ipa_passes.
1142 * passes.c (all_lto_gen_passes): New.
1143 (init_optimization_passes): Initialize all_lto_gen_passes.
1144 (execute_ipa_summary_passes): Make non-static.
1145 (ipa_write_summaries_1): New.
1146 (ipa_write_summaries_2): New.
1147 (ipa_write_summaries): New.
1148 (ipa_write_summaries_of_cgraph_node_set): New.
1149 (ipa_read_summaries_1): New.
1150 (ipa_read_summaries): New.
1151 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1152 (execute_regular_ipa_pass_list): Remove.
1153 (init_optimization_passes): Schedule
1154 pass_rebuild_cgraph_edges and pass_early_inline outside
1155 of pass_all_early_optimizations. Document reason.
1156 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1157 pass_ipa_lto_finish_out): New pass.
1158 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1159 (execute_all_ipa_transforms): New.
1160 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1161 (dump_properties, debug_properties): New.
1162 * tree-optimize.c (gate_all_early_local_passes): Return
1163 false if we are in lto1.
1164 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1165 * tree-pass.h (execute_all_ipa_transforms): Declare.
1166 (pass_ipa_function_and_variable_visibility): Declare.
1167 (pass_ipa_early_inline): Declare.
1168 (pass_ipa_lto_gimple_out): Declare.
1169 (pass_ipa_lto_wpa_fixup): Declare.
1170 (pass_ipa_lto_finish_out): Declare.
1171 (all_small_ipa_passes, all_regular_ipa_passes,
1172 all_lto_gen_passes): Declare.
1173 (execute_ipa_summary_passes): Declare.
1174 (execute_all_ipa_transforms): Declare.
1175 (ipa_write_summaries): Declare
1176 (ipa_write_summaries_of_cgraph_node_set): Declare.
1177 (ipa_read_summaries): Declare.
1179 2009-10-03 Doug Kwan <dougkwan@google.com>
1180 Ollie Wild <aaw@google.com>
1182 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1184 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1185 (lto_mode): New variable.
1186 (maybe_run_lto_and_relink): Handle the -fwpa option.
1187 (main): Handle the -fwpa option.
1188 (maybe_unlink_list): New function.
1189 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1190 * common.opt (flto): New flag.
1191 * toplev.c (flag_generate_lto): Declare.
1193 2009-10-03 Simon Baldwin <simonb@google.com>
1195 * common.opt (flto-compression-level): New flag.
1197 * opts.c: Include lto-opts.h.
1198 (handle_option): Call lto_register_user_option for each
1199 valid option handled.
1200 (decode_options): Clear registered options before the options
1203 2009-10-03 Cary Coutant <ccoutant@google.com>
1205 * collect2.c (is_elf): New function.
1206 (scan_prog_file): Require LTO object to be in ELF format.
1208 2009-10-03 Rafael Espindola <espindola@google.com>
1210 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1211 libgcc to the linker.
1213 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1215 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1216 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1218 * collect2.h (collect_execute): Add flags argument.
1219 * tlink.c (tlink_execute): Update call to collect_execute.
1220 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1221 (use_linker_plugin): New.
1222 (use_linker_plugin_spec_function): New.
1223 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1224 (linker_plugin_file_spec): New.
1225 (lto_wrapper_spec): New.
1226 (lto_gcc_spec): New.
1227 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1228 (static_spec_functions): Add use-linker-plugin.
1229 (process_command): Handle -use-linker-plugin.
1230 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1231 linker_plugin_file_spec and lto_gcc_spec.
1232 (use_linker_plugin_spec_function): New.
1234 2009-10-03 Richard Guenther <rguenther@suse.de>
1238 * tree.h (is_lang_specific): Include LANG_TYPE.
1239 * tree.c (find_decls_types_r): Manually add interesting parts
1240 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1242 * gimple.c (type_pair_hash): Make symmetric.
1243 (type_pair_eq): Likewise.
1244 (lookup_type_pair): Increase initial hashtable size.
1245 (gimple_force_type_merge): Rely on type-pair symmetry.
1246 (visit): Remove excessive checking code.
1247 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1248 (gimple_register_type): Remove getenv calls, shrink initial
1252 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1253 inline functions if not generating lto output.
1256 * toplev.c (finalize): In WPA mode remove the asm file.
1258 2009-10-03 Doug Kwan <dougkwan@google.com>
1260 * ipa-inline.c (cgraph_mark_inline): Check
1261 edge->call_stmt_cannot_inline_p instead of calling
1262 gimple_call_cannot_inline_p.
1263 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1264 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1265 (inline_generate_summary): Do nothing in LTRANS.
1266 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1267 exists before calling gimple_call_cannot_inline_p.
1268 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1269 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1270 Update new_edge->lto_stmt_uid.
1271 * cgraphbuild.c (reset_inline_failed): New.
1273 * common.opt (fwpa): New flag.
1274 (fltrans): New option.
1275 * gcc.c (gcc_lto_option_t): New type.
1276 (current_lto_option): New variable.
1277 (lto_single_spec_function): Remove and is replaced by ..
1278 (lto_option_spec_function): New function.
1279 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1280 passing the -flto flag.
1281 (cc1_options): Separate non-LTO related parts into ..
1282 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1283 (lto1_options): New spec for lto FE.
1284 (link_lto_options): New spec for handling LTO flags in linker.
1285 (invoke_lto_single): Re-format to fit in 80 column. Replace
1286 lto-single with lto-option.
1287 (static_specs): Add cc1_non_lto_options, lto1_options and
1289 (static_spec_function): Replace lto-single with lto-option.
1290 (process_command): Handle -flto, -fwpa and -fltran by setting
1291 current_lto_option and not passing it to subprocess unconditionally.
1293 2009-10-03 Bill Maddox <maddox@google.com>
1295 Add `gcc' driver support for link-time code generation (LTO).
1297 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1298 (lto_flag, lto_objects, lto_o_file): New variables.
1299 (struct lto_object, struct lto_object_list): New structures.
1300 (collect_exit, handler): Remove LTO temporary output file on exit.
1301 (add_lto_object): New function.
1302 (maybe_run_lto_and_relink): New function. Perform link time code
1303 generation and relinking for object files containing LTO information.
1304 (main): Invoke maybe_run_lto_and_relink().
1305 (dump_argv): New function. For debugging, currently disabled.
1306 (scan_prog_file): Add LTO information pass.
1307 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1309 * toplev.c (compile_file): Emit assembler directive to create
1310 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1312 2009-10-03 Diego Novillo <dnovillo@google.com>
1314 * c.opt: Add LTO to warn_abi and warn_psabi.
1316 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1317 inline function. Ignore language-specific nodes. Update all users.
1318 (find_decls_types_r): Do not traverse the subtrees of
1319 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1320 * tree.h (is_lang_specific): New.
1321 * langhooks.h (struct lang_hooks_for_decls): Remove
1322 may_need_assembler_name_p. Update all users.
1324 * c-common.c (set_builtin_user_assembler_name): Move ...
1325 * builtins.c (set_builtin_user_assembler_name): ... here.
1326 (is_builtin_name): Add comment
1327 (is_builtin_fn): New.
1328 * except.c (output_ttype): Only call
1329 lookup_type_for_runtime if TYPE is not a runtime type.
1331 * passes.c (register_pass): Call position_pass on
1332 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1333 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1334 (TV_IPA_LTO_DECL_IO): Define.
1335 (TV_IPA_LTO_CGRAPH_IO): Define.
1337 (TV_WHOPR_WPA): Define.
1338 (TV_WHOPR_WPA_IO): Define.
1339 (TV_WHOPR_LTRANS): Define.
1340 (TV_WHOPR_WPA_FIXUP): Define.
1341 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1342 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1343 * tree-flow.h (tree_node_can_be_shared): Declare.
1344 * tree-inline.c (tree_can_inline_p): Check that E has a
1345 statement associated with it.
1346 * tree.c (free_lang_data_in_binf): Factor out of ...
1347 (free_lang_data_in_type): ... here.
1348 Call RECORD_OR_UNION_TYPE_P.
1349 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1350 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1351 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1352 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1353 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1354 (gate_free_lang_data): Return true if flag_generate_lto is set.
1355 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1356 * c-common.h (set_builtin_user_assembler_name): Move ...
1357 * tree.h (set_builtin_user_assembler_name): ... here.
1359 * common.opt (flto-report): New flag.
1360 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1361 * collect2.c (scan_prog_file): Send the error output of
1362 'nm' to HOST_BIT_BUCKET.
1364 2009-10-03 Ollie Wild <aaw@google.com>
1366 * langhooks-def.h (lhd_begin_section): New function declaration.
1367 (lhd_write_section): New function declaration.
1368 (lhd_end_section): New function declaration.
1369 (LANG_HOOKS_BEGIN_SECTION): New macro.
1370 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1371 (LANG_HOOKS_END_SECTION): New macro.
1372 (LANG_HOOKS_LTO): New macro.
1373 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1374 * langhooks.c (output.h): Add include.
1375 (saved_section): New static variable.
1376 (lhd_begin_section): New function.
1377 (lhd_write_section_data): New function.
1378 (lhd_end_section): New function.
1379 * langhooks.h (struct lang_hooks_for_lto): New structure.
1380 (struct lang_hooks): Add member lto.
1381 * Makefile.in (langhooks.o): Add dependency on output.h.
1383 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1385 2009-10-03 Richard Guenther <rguenther@suse.de>
1387 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1390 2009-10-03 Simon Baldwin <simonb@google.com>
1391 Richard Guenther <rguenther@suse.de>
1392 Janis Johnson <janis187@us.ibm.com>
1393 Doug Kwan <dougkwan@google.com>
1394 Diego Novillo <dnovillo@google.com>
1395 Ramana Radhakrishnan <ramana.r@gmail.com>
1396 Ollie Wild <aaw@google.com>
1398 * doc/install.texi: Add documentation for libelf and --enable-lto.
1399 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1400 -flto-report, -flto-compression-level and -use-linker-plugin.
1401 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1402 Add section for LTO Testing.
1404 2009-10-02 Cary Coutant <ccoutant@google.com>
1406 Add support for comdat type sections for DWARF v4.
1407 Merge from dwarf4 branch.
1409 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1410 (dw_die_ref): Define vector type.
1411 (enum dw_val_class): Add dw_val_class_data8.
1412 (struct dw_val_struct): Add v.val_data8.
1413 (comdat_type_node_ref): New type.
1414 (struct die_struct): Move die_symbol into a union; add new field
1415 die_type_node. Change all uses.
1416 (comdat_type_node): New type.
1417 (skeleton_chain_node): New type.
1418 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1419 (comdat_type_list): New variable.
1420 (dwarf_tag_name): Add DW_TAG_type_unit.
1421 (dwarf_attr_name): Add DW_AT_signature.
1422 (add_AT_data8): New function.
1423 (replace_child): New function.
1424 (move_all_children): New function.
1425 (print_signature): New function.
1426 (print_die): Print signature information; add dw_val_class_data8.
1427 (attr_checksum): Support dw_val_class_data8.
1428 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1429 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1430 (checksum_sleb128, checksum_uleb128): New functions.
1431 (checksum_die_context): New function.
1432 (loc_checksum_ordered): New function.
1433 (attr_checksum_ordered): New function.
1434 (struct checksum_attributes): New structure.
1435 (collect_checksum_attributes): New function.
1436 (die_checksum_ordered): New function.
1437 (generate_type_signature): New function.
1438 (same_dw_val_p): Add dw_val_class_data8.
1439 (is_symbol_die): Use new is_declaration_die function.
1440 (is_declaration_die): New function.
1441 (should_move_die_to_comdat): New function.
1442 (clone_die): New function.
1443 (clone_tree): New function.
1444 (clone_as_declaration): New function.
1445 (copy_declaration_context): New function.
1446 (generate_skeleton_ancestor_tree): New function.
1447 (generate_skeleton_bottom_up): New function.
1448 (generate_skeleton): New function.
1449 (remove_child_or_replace_with_skeleton): New function.
1450 (break_out_comdat_types): New function.
1451 (struct decl_table_entry): New type.
1452 (htab_decl_hash): New function.
1453 (htab_decl_eq): New function.
1454 (htab_decl_del): New function.
1455 (copy_ancestor_tree): New function.
1456 (copy_decls_walk): New function.
1457 (copy_decls_for_unworthy_types): New function.
1458 (build_abbrev_table): Don't assert on missing die_symbol when doing
1459 comdat type sections.
1460 (size_of_die): Use DW_FORM_sig8 for external references. Add
1462 (unmark_dies): Don't assert for unmarked dies when doing comdat
1464 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1465 (output_signature): New function.
1466 (output_die): Likewise.
1467 (output_compilation_unit_header): Mark output as DWARF version 3
1468 even if generating DWARF 4.
1469 (output_comdat_type_unit): New function.
1470 (output_line_info): Mark output as DWARF version 3 even if generating
1472 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1474 (dwarf2out_end_source_file): Likewise.
1475 (prune_unused_types_walk_attribs): Don't follow references into
1476 comdat type sections.
1477 (prune_unused_types_mark): When generating type units, do not mark
1478 children of non-defining declarations of types; do mark children of
1480 (prune_unused_types): Process comdat type sections.
1481 (htab_ct_hash): New function.
1482 (htab_ct_eq): New function.
1483 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1484 Add a pointer to the line table from type unit entries so
1485 DW_AT_decl_file has meaning.
1486 * varasm.c (default_elf_asm_named_section): Use identifier name as
1487 comdat key instead of lang hook.
1489 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1491 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1493 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.md (SWIM248): New mode iterator.
1496 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1497 divmodhi4 patterns using SWIM248 macro.
1498 (*divmod<mode>4): Macroize insn_and_split pattern from
1499 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1500 and their corresponding splitters usign SWIM248 macro. Split SImode
1501 insn to generate cltd and DImode insn to generate cqto instead of
1502 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1503 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1504 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1505 *divmodsi_noext patterns using SWIM248 macro.
1506 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1507 udivmodhi4 patterns using SWIM248 macro.
1508 (*udivmod<mode>4): Macroize insn_and_split pattern from
1509 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1510 corresponding splitters using SWIM248 macro.
1511 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1512 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1514 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1516 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1517 of zero-sized element is zero-sized regardless of its extent.
1519 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1522 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1523 * configure: Regenerated.
1524 * config.in: Regenerated.
1525 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1526 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1527 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1528 not emitting .eh_frame, emit .cfi_sections .debug_frame
1533 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1534 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1536 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1537 vars use DECL_RTL with resetting it back to NULL afterwards.
1538 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1539 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1540 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1541 the attribute type allows it, otherwise use DW_FORM_dataN.
1542 (mem_loc_descriptor): Handle CONST_STRING.
1543 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1544 Handle MEM with CONST_STRING address using add_AT_string.
1545 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1546 CONST_STRING for const arrays initialized with a string literal.
1547 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1548 (dwarf2out_finish): Call resolve_addr.
1550 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1551 Maxim Kuvyrkov <maxim@codesourcery.com>
1553 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1555 2009-10-02 Nick Clifton <nickc@redhat.com>
1557 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1558 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1560 2009-10-01 Jan Hubicka <jh@suse.cz>
1562 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1563 (cgraph_create_virtual_clone): Just pass redirect_callers
1565 * cgraph.h (cgraph_clone_node): Update prototype.
1566 * ipa-pure-const.c (self_recursive_p): New function.
1567 (propagate): Use it.
1568 * ipa-inline.c (cgraph_clone_inlined_nodes,
1569 cgraph_decide_recursive_inlining): Update.
1571 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1573 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1574 instructions for TARGET_OCTEON.
1576 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1578 * config/arm/arm.c (arm_override_options): Turn off
1579 flag_dwarf2_cfi_asm for AAPCS variants.
1581 2009-10-01 Martin Jambor <mjambor@suse.cz>
1584 * tree-sra.c (convert_callers): Do not call
1585 compute_inline_parameters on one caller more than once.
1587 2009-10-01 Nick Clifton <nickc@redhat.com>
1589 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1590 an empty string if not already defined.
1592 2009-10-01 Martin Jambor <mjambor@suse.cz>
1595 * tree-sra.c (is_va_list_type): New function.
1596 (find_var_candidates): Call is_va_list_type.
1597 (find_param_candidates): Check that the type or the type pointed
1598 to are not va_list types.
1600 2009-10-01 Martin Jambor <mjambor@suse.cz>
1603 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1604 DECL_ARTIFICIAL (param_decl) is true.
1606 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1608 * tree.h (tree_decl_common::lang_flag_8): New.
1609 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1611 * c-common.h (RID_CONSTEXPR): New.
1613 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1615 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1616 Use ref-all pointers.
1617 (alpha_gimplify_va_arg): Ditto.
1619 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1622 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1623 before insn counting loop now that BB_END (bb) is counted. Ensure
1624 the return value isn't zero.
1626 2009-09-30 Nick Clifton <nickc@redhat.com>
1628 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1629 with separate definitions of c_target_objs and cxx_target_objs.
1630 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1632 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1633 sh_symbian_import_export_class.
1634 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1635 * config/sh/symbian.c: Delete, moving code into...
1636 * config/sh/symbian-base.c: ... here
1637 * config/sh/symbian-c.c: ... and here
1638 * config/sh/symbian-cxx.c: ... and here.
1640 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1643 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1644 of plus RTX into register.
1646 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1648 * doc/install.texi: Linguistic and markup fixes.
1649 (Configuration) <--disable-cpp>: Remove description.
1650 <--enable-maintainer-mode>: Autotools files are affected, too.
1651 <--with-sysroot>: Improve description.
1652 (Building): Bump required GNU make version.
1654 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1656 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1657 (x86_64-*-*): Ditto.
1659 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1660 intrinisics for FMA4.
1661 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1662 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1663 Add FMA4 check and fma4intrin.h.
1664 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1666 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1667 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1668 constant for FMA4 support.
1669 (UNSPEC_FMA4_FMADDSUB): Ditto.
1670 (UNSPEC_FMA4_FMSUBADD): Ditto.
1671 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1672 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1673 (ix86_expand_fma4_multiple_memory): Ditto.
1674 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1675 (OPTION_MASK_ISA_FMA4_UNSET): New.
1676 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1677 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1678 (ix86_handle_option): Handle -mfma4.
1679 (isa_opts): Handle -mfma4.
1680 (enum pta_flags): Add PTA_FMA4.
1681 (override_options): Add FMA4 support.
1682 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1683 (IX86_BUILTIN_VFMADDSD): Ditto.
1684 (IX86_BUILTIN_VFMADDPS): Ditto.
1685 (IX86_BUILTIN_VFMADDPD): Ditto.
1686 (IX86_BUILTIN_VFMSUBSS): Ditto.
1687 (IX86_BUILTIN_VFMSUBSD): Ditto.
1688 (IX86_BUILTIN_VFMSUBPS): Ditto.
1689 (IX86_BUILTIN_VFMSUBPD): Ditto.
1690 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1691 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1692 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1693 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1694 (IX86_BUILTIN_VFNMADDSS): Ditto.
1695 (IX86_BUILTIN_VFNMADDSD): Ditto.
1696 (IX86_BUILTIN_VFNMADDPS): Ditto.
1697 (IX86_BUILTIN_VFNMADDPD): Ditto.
1698 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1699 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1700 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1701 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1702 (IX86_BUILTIN_VFMADDPS256): Ditto.
1703 (IX86_BUILTIN_VFMADDPD256): Ditto.
1704 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1705 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1706 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1707 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1708 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1709 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1710 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1711 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1712 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1713 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1714 (enum multi_arg_type): New enum for describing the various FMA4
1715 intrinsic argument types.
1716 (bdesc_multi_arg): New table for FMA4 intrinsics.
1717 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1718 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1720 (ix86_expand_builtin): Add FMA4 intrinsic support.
1721 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1722 operand instructions.
1723 (ix86_expand_fma4_multiple_memory): New function to split the
1724 second memory reference from FMA4 instructions.
1725 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1726 (ssemodesuffixf2s): Ditto.
1727 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1729 (fma4_fmsub<mode>4): Ditto.
1730 (fma4_fnmadd<mode>4): Ditto.
1731 (fma4_fnmsub<mode>4): Ditto.
1732 (fma4_vmfmadd<mode>4): Ditto.
1733 (fma4_vmfmsub<mode>4): Ditto.
1734 (fma4_vmfnmadd<mode>4): Ditto.
1735 (fma4_vmfnmsub<mode>4): Ditto.
1736 (fma4_fmadd<mode>4256): Ditto.
1737 (fma4_fmsub<mode>4256): Ditto.
1738 (fma4_fnmadd<mode>4256): Ditto.
1739 (fma4_fnmsub<mode>4256): Ditto.
1740 (fma4_fmaddsubv8sf4): Ditto.
1741 (fma4_fmaddsubv4sf4): Ditto.
1742 (fma4_fmaddsubv4df4): Ditto.
1743 (fma4_fmaddsubv2df4): Ditto.
1744 (fma4_fmsubaddv8sf4): Ditto.
1745 (fma4_fmsubaddv4sf4): Ditto.
1746 (fma4_fmsubaddv4df4): Ditto.
1747 (fma4_fmsubaddv2df4): Ditto.
1748 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1749 instructions for intrinsics.
1750 (fma4i_fmsub<mode>4): Ditto.
1751 (fma4i_fnmadd<mode>4): Ditto.
1752 (fma4i_fnmsub<mode>4): Ditto.
1753 (fma4i_vmfmadd<mode>4): Ditto.
1754 (fma4i_vmfmsub<mode>4): Ditto.
1755 (fma4i_vmfnmadd<mode>4): Ditto.
1756 (fma4i_vmfnmsub<mode>4): Ditto.
1757 (fma4i_fmadd<mode>4256): Ditto.
1758 (fma4i_fmsub<mode>4256): Ditto.
1759 (fma4i_fnmadd<mode>4256): Ditto.
1760 (fma4i_fnmsub<mode>4256): Ditto.
1761 (fma4i_fmaddsubv8sf4): Ditto.
1762 (fma4i_fmaddsubv4sf4): Ditto.
1763 (fma4i_fmaddsubv4df4): Ditto.
1764 (fma4i_fmaddsubv2df4): Ditto.
1765 (fma4i_fmsubaddv8sf4): Ditto.
1766 (fma4i_fmsubaddv4sf4): Ditto.
1767 (fma4i_fmsubaddv4df4): Ditto.
1768 (fma4i_fmsubaddv2df4): Ditto.
1770 * doc/invoke.texi (-mfma4): Add documentation.
1771 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1773 2009-09-29 Richard Henderson <rth@redhat.com>
1775 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1776 an edge to the new destination block.
1778 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1781 * pa.c (hppa_profile_hook): Use
1782 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1784 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1785 Alexander Monakov <amonakov@ispras.ru>
1788 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1789 (not_postinc_memory_operand): New.
1790 (not_postinc_move_operand): New.
1791 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1792 (*cmovsi_internal): Ditto.
1794 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1796 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1797 restrict issue_rate in first pass when scheduling for register
1800 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1801 Rafael Avila de Espindola <espindola@google.com>
1803 * gengtype.c (plugin_output): New.
1804 (get_output_file_with_visibility): Return plugin_output for plugins.
1805 (main): Parse and use the -P option.
1806 * gty.texi: Update the command line format.
1808 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1811 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1813 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1814 out if !const_ok_for_output.
1817 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1818 case VAR_LOCATION>: Remove gcc_unreachable ().
1820 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1822 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1823 (x86_64-*-*): Ditto.
1824 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1825 back to smmintrin.h.
1826 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1827 * config/i386/x86intrin.h: Remove SSE5.
1828 * config/i386/mmintrin-common.h: Delete file.
1829 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1831 2009-09-29 Richard Guenther <rguenther@suse.de>
1833 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1834 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1836 2009-09-29 Nick Clifton <nickc@redhat.com>
1838 * function.c (current_function_name): If there is no current
1839 function just return "<none>".
1841 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1843 * tree-pass.h (register_pass_info): New structure.
1844 (pass_positioning_ops): Move enum from gcc-plugin.h.
1845 (register_pass): New function.
1846 * gcc-plugin.h (plugin_pass): Delete structure.
1847 (pass_positioning_ops): Delete enum.
1848 * plugin.c (regsiter_pass): Delete function.
1849 (position_pass): Delete function.
1850 (added_pass_nodes): Delete variable.
1851 (prev_added_pass_nodes): Delete variable.
1852 (pass_list_node): Delete structure.
1853 * passes.c (make_pass_instance): New function.
1854 (next_pass_1): Change to call make_pass_instance.
1855 (pass_list_node): Move structure from gcc-plugin.h.
1856 (added_pass_nodes): Move variable from plugin.c.
1857 (prev_added_pass_nodes): Move variable from plugin.c.
1858 (position_pass): New function.
1859 (register_pass): New function.
1861 2009-09-28 Easwaran Raman <eraman@google.com>
1863 * ifcvt.c (noce_try_abs): Recognize pattern and call
1864 expand_one_cmpl_abs_nojump.
1865 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1866 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1868 2009-09-28 Ian Lance Taylor <iant@google.com>
1871 * c-opts.c (c_common_handle_option): Don't set
1872 warn_jump_misses_init for -Wall.
1873 * doc/invoke.texi (Warning Options): Update documentation.
1875 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1877 * Makefile.in ($(out_object_file)): Depend on
1878 gt-$(basename $(notdir $(out_file))).h.
1880 2009-09-28 Richard Henderson <rth@redhat.com>
1882 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1883 * except.c (gen_eh_region): Set it.
1884 (duplicate_eh_regions_1): Copy it.
1885 * tree-eh.c (lower_resx): Use it to determine which function
1888 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1889 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1890 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1891 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1892 BUILT_IN_CXA_END_CLEANUP if necessary.
1894 * c-common.c (c_define_builtins): Update call to
1895 build_common_builtin_nodes.
1897 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1899 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1901 2009-09-28 Michael Matz <matz@suse.de>
1903 * builtins.c (interclass_mathfn_icode): New helper.
1904 (expand_builtin_interclass_mathfn): Use it here, and split folding
1906 (fold_builtin_interclass_mathfn): ... this new folder.
1907 (build_call_nofold_loc): New static helper.
1908 (build_call_nofold): New wrapper macro for above.
1909 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1910 (expand_builtin_pow): Ditto.
1911 (expand_builtin_memset_args): Ditto.
1912 (expand_builtin_printf): Ditto.
1913 (expand_builtin_fprintf): Ditto.
1914 (expand_builtin_sprintf): Ditto.
1915 (expand_builtin_memory_chk): Ditto.
1916 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1917 (expand_builtin_stpcpy): Ditto.
1918 (expand_builtin_strcmp): Ditto.
1919 (expand_builtin_strncmp): Ditto.
1920 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1921 (expand_builtin_strcpy_args): Don't call folders.
1922 (expand_builtin_memcmp): Ditto.
1923 (expand_builtin_strncpy): Ditto, and use target.
1924 (expand_builtin_memcpy): Ditto.
1925 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1926 expand_builtin_strpbrk, expand_builtin_memmove,
1927 expand_builtin_memmove_args, expand_builtin_bcopy,
1928 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1929 expand_builtin_strspn, expand_builtin_strcspn,
1930 expand_builtin_fputs): Remove these.
1931 (expand_builtin): Don't call the above, change calls to other
1932 expanders that changed prototype.
1933 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1934 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1935 fold_builtin_interclass_mathfn.
1936 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1937 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1939 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1940 * passes.c (init_optimization_passes): Move pass_fold_builtins
1941 after last phiopt pass.
1942 * tree-inline.c (fold_marked_statements): When folding builtins
1943 iterate over all instruction potentially generated.
1944 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1946 (fold_gimple_call): Use it to always fold calls (into potentially
1947 multiple instructions).
1948 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1949 calls into zero at this time.
1950 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1951 statements generated by builtin folding.
1953 2009-09-28 Nick Clifton <nickc@redhat.com>
1955 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1957 2009-09-28 Duncan Sands <baldrick@free.fr>
1959 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1960 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1961 (register_callback): Dispatch it.
1962 (invoke_plugin_callbacks): Incorporate in sanity check.
1963 * ggc.h (ggc_register_cache_tab): Add declaration.
1964 * ggc-common.c (ggc_register_root_tab): Simplify.
1965 (const_ggc_cache_tab_t): New typedef.
1966 (extra_cache_vec): New vector of dynamically added cache tables.
1967 (ggc_register_cache_tab): New function.
1968 (ggc_scan_cache_tab): New function.
1969 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1970 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1972 2009-09-27 Richard Henderson <rth@redhat.com>
1974 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1975 which we remove __builtin_stack_restore.
1977 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1979 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1980 to test for GRD_INVARIANT.
1981 (simple_rhs_p): Anything that's function_invariant_p is fine.
1983 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1985 * gengtype.c (main): Use plunge_files instead of plugin_output.
1987 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1988 Rafael Avila de Espindola <espindola@google.com>
1990 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1991 Don't print pch related info if it is false.
1992 (main): Don't print pch info in plugin mode.
1994 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1996 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1997 with dw_val_class_const_double.
1998 (struct dw_val_struct): Replace val_long_long with val_double and
1999 adjust for above change.
2000 (output_loc_operands): Likewise.
2001 (add_AT_long_long): Rename into...
2002 (add_AT_double): ...this.
2003 (print_die): Replace dw_val_class_long_long with
2004 dw_val_class_const_double and adjust.
2005 (attr_checksum): Likewise.
2006 (same_dw_val_p): Likewise.
2007 (size_of_die): Likewise.
2008 (value_format): Likewise.
2009 (output_die): Likewise.
2010 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2011 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2012 instead of add_AT_long_long.
2013 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2014 value with the precision of its type.
2016 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2019 * c-typeck.c (build_conditional_expr): Use the readonly and
2020 volatile flags of the operand types, not of the operands itself.
2022 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2024 * collect2.c (main): Look for -brtl before adding libraries.
2026 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2028 * config.gcc: Update OpenBSD targets.
2029 * config/openbsd-stdint.h: New file.
2030 * config/openbsd-libpthread.h: New file.
2031 * config/openbsd.h: Update and break out LIB_SPEC definition.
2032 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2033 * config/i386/openbsdelf.h: Correct types.
2034 * config/m68k/openbsd.h: Likewise.
2035 * config/mips/openbsd.h: Likewise.
2036 * config/vax/openbsd.h: Likewise.
2038 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2040 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2041 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2042 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2043 of the length and zero.
2045 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2047 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2048 (FLAGS_H): Add options.h $(REAL_H).
2049 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2050 (TREE_VECTORIZER_H): New.
2051 (EBITMAP_H): Renamed from EBIMAP_H.
2052 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2053 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2054 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2055 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2056 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2057 (graphite-clast-to-gimple.o, graphite-dependences.o)
2058 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2059 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2060 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2061 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2062 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2063 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2064 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2065 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2066 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2067 updated and fixed as per above changes and per
2068 check_makefile_deps.sh output.
2071 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2072 * configure: Regenerate.
2074 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2076 * doc/install.texi: Update minimum MPC version to 0.7.
2078 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2080 * doc/install.texi (Binaries): Remove reference to the binary
2081 distribution CD-ROM from the FSF.
2083 2009-09-26 Michael Matz <matz@suse.de>
2087 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2088 that are mentioned in the body.
2090 2009-09-26 Michael Matz <matz@suse.de>
2092 PR tree-optimization/41454
2093 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2094 (tree_ssa_dominator_optimize): Don't allocate and free it.
2095 (dom_opt_leave_block): Don't iterate over it.
2096 (eliminate_redundant_computations): Don't return a value.
2097 (cprop_operand, cprop_into_stmt): Ditto.
2098 (optimize_stmt): Don't defer updating stmts.
2100 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2102 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2103 generic_parameter_die, template_parameter_pack_die,
2104 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2105 renaming DW_TAG_formal_parameter_pack and
2106 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2107 and DW_TAG_GNU_template_parameter_pack.
2109 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2111 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2112 * config/v850/v850.c (v850_function_value): New function.
2113 (TARGET_FUNCTION_VALUE): Define.
2115 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2117 * tree-vect-stmts.c (vectorizable_call): Call
2118 mark_symbols_for_renaming after vect_finish_stmt_generation.
2120 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2121 to loc_descriptor_from_tree.
2122 (add_location_or_const_value_attribute): Pass 0 instead of 2
2123 for decl_by_reference_p decls.
2125 2009-09-25 Richard Guenther <rguenther@suse.de>
2128 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2131 2009-09-25 Ben Elliston <bje@au.ibm.com>
2133 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2136 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2138 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2139 form of instruction.
2141 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2144 * fold-const.c (const_binop): Handle complex int division.
2145 * tree-complex.c (expand_complex_div_straight,
2146 expand_complex_div_wide): Update comments.
2148 2009-09-24 DJ Delorie <dj@redhat.com>
2151 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2152 (reg_class): Likewise.
2153 (REG_CLASS_NAMES): Likewise.
2154 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2155 (m32c_override_options): Disable -fivopts for M32C.
2157 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2159 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2160 Delete VSX load/store with update support.
2161 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2162 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2166 (VStype_load_update): Ditto.
2167 (VStype_store_update): Ditto.
2168 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2169 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2171 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2172 load/store with update builtins.
2174 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2176 * libgcc2.c (L_trampoline): Prototype for getpagesize
2177 and mprotect in WINNT case.
2179 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2181 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2182 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2183 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2184 'outgoing' argument.
2185 (TARGET_FUNCTION_VALUE): Define.
2187 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2189 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2191 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2194 * common.opt: Initialize dwarf_strict to -1.
2195 * toplev.c (process_options): Catch unset dwarf_strict
2196 and set to 0 for all targets not overriding.
2197 * config/darwin.c (darwin_override_options): Catch unset
2198 dwarf_strict and override to 1.
2200 2009-09-24 Jeff Law <law@redhat.com>
2202 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2204 2009-09-24 Richard Guenther <rguenther@suse.de>
2206 PR tree-optimization/36143
2207 PR tree-optimization/38747
2208 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2209 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2211 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2214 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2215 return false instead of gcc_unreachable (). For CONST return the
2216 value returned by recursive call instead of always returning true.
2217 (tree_add_const_value_attribute): Return the value returned by
2218 add_const_value_attribute instead of always returning true if rtl
2221 2009-09-23 Justin Seyster <jrseys@gmail.com>
2223 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2225 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2227 * cgraphunit.c (cgraph_lower_function): Revert last change.
2228 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2229 instead of DECL_NO_STATIC_CHAIN.
2230 * tree-cfg.c (verify_gimple_call): Likewise.
2231 * tree-nested.c (get_chain_decl, get_chain_field,
2232 convert_tramp_reference_op, convert_gimple_call): Likewise.
2233 (convert_all_function_calls): Likewise. Always set or clear
2234 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2235 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2236 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2238 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2239 DECL_NO_STATIC_CHAIN.
2240 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2241 instead of DECL_NO_STATIC_CHAIN.
2242 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2243 decl_function_context.
2244 * varasm.c (initializer_constant_valid_p): Likewise.
2245 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2246 (DECL_STATIC_CHAIN): ... this.
2247 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2248 instead of DECL_NO_STATIC_CHAIN.
2250 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2251 Rafael Avila de Espindola <espindola@google.com>
2253 * gengtype.c (nb_plugin_files): Make it unsigned to match
2254 num_gt_files. Adjust other variables to avoid warnings.
2255 (main): Allocate an all zero lang_bitmap before each plugin file name
2256 to match regular file names.
2258 2009-09-23 Richard Henderson <rth@redhat.com>
2260 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2261 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2262 static chain passed in memory.
2263 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2264 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2265 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2266 STATIC_CHAIN_REGNUM defined.
2268 * config/picochip/picochip-protos.h: s/class/klass/.
2269 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2270 (picochip_static_chain): New.
2271 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2272 (STATIC_CHAIN_INCOMING): Remove.
2274 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2275 (xtensa_static_chain): New.
2276 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2277 (STATIC_CHAIN_INCOMING): Remove.
2279 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2281 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2282 * config/pa/pa-protos.h (function_value): Remove.
2283 * config/pa/pa.c (pa_function_value): Rename from function_value.
2284 Make static, add 'outgoing' argument.
2285 (TARGET_FUNCTION_VALUE): Define.
2287 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2289 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2290 instead of cfun->machine->is_leaf.
2291 * config/avr/avr.h (machine_function): Remove is_leaf field.
2293 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2296 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2297 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2298 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2299 the same size, prefer DW_OP_stack_value.
2300 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2301 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2303 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2306 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2308 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2311 * cfgexpand.c (convert_debug_memory_address): New.
2312 (expand_debug_expr): Convert base address and offset to the same
2313 mode. Use it to convert addresses to other modes. Accept
2316 2009-09-23 Richard Guenther <rguenther@suse.de>
2318 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2319 produced for bigendian targets with promoted subregs.
2321 2009-09-23 Richard Guenther <rguenther@suse.de>
2323 * value-prof.c (gimple_ic): Purge old EH edges only after building
2326 2009-09-23 Nick Clifton <nickc@redhat.com>
2328 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2330 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2333 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2336 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2337 on non-nested functions.
2339 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2340 Jan Hubicka <jh@suse.cz>
2342 * dwarf2out.c (loc_list_plus_const): Only define if
2343 DWARF2_DEBUGGING_INFO.
2344 (address_of_int_loc_descriptor): Likewise.
2347 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2349 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2352 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2353 constant is more than zero.
2355 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2358 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2359 call final to emit non-scheduled prologue, instead insert at entry.
2361 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2362 Joseph S. Myers <joseph@codesourcery.com>
2364 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2366 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2367 Rafael Avila de Espindola <espindola@google.com>
2369 * gengtype.c (is_file_equal): New function.
2370 (close_output_files): Use is_file_equal. Free of->buf.
2372 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2373 Rafael Avila de Espindola <espindola@google.com>
2375 * gengtype.c (write_types, write_local): Add the output_header
2376 argument. Update all callers.
2378 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2380 * dwarf2out.c (template_parameter_pack_die,
2381 gen_formal_parameter_pack_die ): New functions.
2382 (make_ith_pack_parameter_name): Remove this function.
2383 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2384 DW_TAG_formal_parameter_pack.
2385 (gen_generic_params_dies): Represent each template parameter pack
2386 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2387 represented by usual DW_TAG_template_*_parameter DIEs that are
2388 children of the DW_TAG_template_parameter_pack element DIE.
2389 (generic_parameter_die): This doesn't deal with parameter pack
2390 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2391 of parameter pack DIEs.
2392 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2393 in certain cases, e.g. for pack elements.
2394 (gen_formal_types_die, gen_decl_die): Adjust usage of
2395 gen_formal_parameter_die.
2396 (gen_subprogram_die): Represent each function parameter pack by a
2397 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2398 represented by usual DW_TAG_formal_parameter DIEs that are children
2399 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2400 ____builtin_va_alist decls as no part of the compiler uses those
2402 * langhooks.h (struct lang_hooks_for_decls): Add
2403 function_parm_expanded_from_pack_p, get_generic_function_decl
2404 and function_parameter_pack_p hooks. Fix comment for
2405 get_innermost_generic_parms hook.
2406 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2407 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2408 macros and use them to initialize lang_hook.
2410 2009-09-22 Richard Henderson <rth@redhat.com>
2412 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2413 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2414 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2415 on TRAMPOLINE_TEMPLATE.
2416 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2417 TRAMPOLINE_ADJUST_ADDRESS.
2418 * targhooks.c (default_asm_trampoline_template): Remove.
2419 (default_trampoline_adjust_address): Remove.
2420 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2421 * targhooks.h: Update decls.
2423 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2425 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2426 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2427 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2429 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2432 * reload1.c (reload): Reset debug insns with pseudos without
2435 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2437 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2438 unconditional true for decimal float modes.
2439 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2440 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2442 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2444 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2445 Enable a new case for __FreeBSD__ >= 7.
2446 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2447 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2448 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2449 and USE_LD_AS_NEEDED.
2451 * doc/install.texi (*-*-freebsd*): Update target information.
2453 2009-09-22 Richard Guenther <rguenther@suse.de>
2456 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2457 arrays really properly.
2459 2009-09-22 Richard Henderson <rth@redhat.com>
2462 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2463 calls.static_chain, calls.trampoline_init,
2464 calls.trampoline_adjust_address.
2465 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2466 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2467 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2468 * builtins.c (expand_builtin_setjmp_receiver): Use
2469 targetm.calls.static_chain; only clobber registers.
2470 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2471 set up memory attributes properly for the trampoline block.
2472 (expand_builtin_adjust_trampoline): Use
2473 targetm.calls.trampoline_adjust_address.
2474 * calls.c (prepare_call_address): Add fndecl argument. Use
2475 targetm.calls.static_chain.
2476 * df-scan.c (df_need_static_chain_reg): Remove.
2477 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2478 consolodate static chain handling.
2479 * doc/tm.texi: Document new hooks.
2480 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2481 (init_emit_regs): Don't initialize them.
2482 * expr.h (prepare_call_address): Update decl.
2483 * final.c (profile_function): Use targetm.calls.static_chain.
2484 * function.c (expand_function_start): Likewise.
2485 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2486 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2487 only clobber registers.
2488 * targhooks.c (default_static_chain): New.
2489 (default_asm_trampoline_template, default_trampoline_init): New.
2490 (default_trampoline_adjust_address): New.
2491 * targhooks.h: Declare them.
2492 * varasm.c (assemble_trampoline_template): Use
2493 targetm.asm_out.trampoline_template. Make the memory block const
2496 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2497 alpha_initialize_trampoline. Make static. Merge VMS parameter
2498 differences into the TARGET_ABI_OPEN_VMS code block.
2499 (TARGET_TRAMPOLINE_INIT): New.
2500 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2501 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2502 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2503 (INITIALIZE_TRAMPOLINE): Remove.
2505 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2506 (TRAMPOLINE_TEMPLATE): Merge with ...
2507 (INITIALIZE_TRAMPOLINE): ... this and move ...
2508 * config/arc/arc.c (arc_trampoline_init): ... here.
2509 (TARGET_TRAMPOLINE_INIT): New.
2511 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2512 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2513 (arm_asm_trampoline_template): New.
2514 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2515 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2516 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2517 code to arm_asm_trampoline_template.
2518 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2519 arm_trampoline_adjust_address.
2520 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2521 adjust for target hook parameters.
2523 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2526 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2527 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2528 (bfin_trampoline_init): Rename from initialize_trampoline;
2529 make static; update for target hook parameters.
2530 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2531 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2532 bfin_asm_trampoline_template.
2533 (INITIALIZE_TRAMPOLINE): Remove.
2535 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2536 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2537 cris_trampoline_init): New.
2538 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2539 cris_asm_trampoline_template.
2540 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2541 adjust for target hook parameters.
2543 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2545 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2546 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2547 fr30_trampoline_init): New.
2548 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2549 fr30_asm_trampoline_template.
2550 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2551 adjust for target hook parameters.
2553 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2554 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2555 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2556 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2557 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2559 * config/h8300/h8300.c (h8300_trampoline_init): New.
2560 (TARGET_TRAMPOLINE_INIT): New.
2561 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2562 to h8300_trampoline_init and adjust for hook parameters.
2564 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2565 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2566 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2567 make static; adjust for hook parameters.
2568 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2570 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2571 (TARGET_TRAMPOLINE_INIT): New.
2572 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2573 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2574 iq2000_asm_trampoline_template.
2575 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2576 (TRAMPOLINE_CODE_SIZE): New.
2577 (TRAMPOLINE_SIZE): Use it.
2578 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2580 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2581 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2582 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2583 adjust for hook parameters.
2584 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2586 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2587 (m32r_trampoline_init): New.
2588 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2589 m32r_trampoline_init.
2591 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2592 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2593 make static; update for hook parameters.
2594 * config/m68hc11/m68hc11-protos.h: Update.
2595 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2597 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2598 (TARGET_TRAMPOLINE_INIT): New.
2599 (mcore_function_value): Fix typo.
2600 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2601 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2602 to mcore_asm_trampoline_template.
2603 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2605 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2606 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2607 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2608 update for hook parameters.
2609 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2611 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2612 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2613 mips_trampoline_init): New.
2614 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2615 mips_asm_trampoline_template.
2616 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2617 update for hook parameters.
2619 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2620 (TARGET_TRAMPOLINE_INIT): New.
2621 (mmix_trampoline_size): Remove.
2622 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2623 make static. Remove out-of-date tetra vs octa comment.
2624 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2625 make static; update for hook parameters.
2626 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2627 (INITIALIZE_TRAMPOLINE): Remove.
2628 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2629 (TRAMPOLINE_ALIGNMENT): New.
2630 * gcc/config/mmix/mmix-protos.h: Update.
2632 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2633 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2634 mn10300_trampoline_init): New.
2635 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2636 mn10300_asm_trampoline_template.
2637 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2639 * config/moxie/moxie.c (moxie_static_chain,
2640 moxie_asm_trampoline_template, moxie_trampoline_init,
2641 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2642 TARGET_TRAMPOLINE_INIT): New.
2643 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2644 moxie_trampoline_init.
2645 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2646 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2648 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2649 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2650 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2651 pa_trampoline_adjust_address): New.
2652 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2653 pa_asm_trampoline_template.
2654 (TRAMPOLINE_ALIGNMENT): New.
2655 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2656 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2657 adjust for hook parameters.
2658 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2660 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2661 (TARGET_TRAMPOLINE_INIT): New.
2662 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2663 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2665 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2667 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2668 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2669 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2670 make static; adjust parameters for the hook.
2671 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2673 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2674 s390_trampoline_template; make static.
2675 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2676 make static; adjust for target hook.
2677 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2678 * config/s390/s390-protos.h: Remove trampoline decls.
2679 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2680 (TRAMPOLINE_TEMPLATE): Remove.
2681 (TRAMPOLINE_ALIGNMENT): New.
2683 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2684 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2685 (TARGET_TRAMPOLINE_INIT): New.
2686 (score_asm_trampoline_template): New.
2687 (score_trampoline_init): Rename from score_initialize_trampoline;
2688 make static; adjust for hook parameters.
2689 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2690 score[37]_asm_trampoline_template.
2691 (INITIALIZE_TRAMPOLINE): Remove.
2692 * config/score/score3.c (score3_asm_trampoline_template): New.
2693 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2694 adjust for target hook.
2695 * config/score/score7.c (score7_asm_trampoline_template): New.
2696 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2697 adjust for target hook.
2698 * config/score/score3.h, config/score/score7.h: Update.
2700 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2701 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2702 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2703 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2704 make static; adjust for target hook parameters.
2705 (sh_trampoline_adjust_address): New.
2706 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2707 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2709 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2710 (sparc32_initialize_trampoline): Rename from
2711 sparc_initialize_trampoline; make static; replace tramp parameter
2712 with m_tramp and update memory accesses.
2713 (sparc64_initialize_trampoline): Similarly.
2714 (sparc_trampoline_init): New.
2715 * config/sparc/sparc-protos.h: Remove trampoline decls.
2716 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2717 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2719 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2720 (array_to_constant): Make ARR parameter const.
2721 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2722 make static; update for hook parameters.
2723 * config/spu/spu-protos.h: Update decls.
2724 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2726 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2727 from xstormy16_initialize_trampoline; make static; update for
2729 (TARGET_TRAMPOLINE_INIT): New.
2730 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2732 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2733 (TARGET_TRAMPOLINE_INIT): New.
2734 (v850_can_eliminate): Make static.
2735 (v850_asm_trampoline_template, v850_trampoline_init): New.
2736 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2737 v850_asm_trampoline_template.
2738 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2739 and adjust for target hook parameters.
2741 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2742 (TARGET_TRAMPOLINE_INIT): New.
2743 (vax_asm_trampoline_template, vax_trampoline_init): New.
2744 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2745 vax_asm_trampoline_template.
2746 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2748 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2749 (TARGET_TRAMPOLINE_INIT): New.
2750 (xtensa_asm_trampoline_template): Rename from
2751 xtensa_trampoline_template; make static.
2752 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2753 make static; update for hook parameters.
2754 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2755 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2756 (INITIALIZE_TRAMPOLINE): Remove.
2758 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2759 error for nested functions with regparm=3.
2760 (ix86_compute_frame_layout): Adjust frame pointer offset for
2761 ix86_static_chain_on_stack.
2762 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2763 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2764 don't reset to UNITS_PER_WORD.
2765 (ix86_emit_leave): Adjust ix86_cfa_state.
2766 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2767 (ix86_static_chain): New.
2768 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2769 make static; update for target hook parameters; use ix86_static_chain.
2770 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2771 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2772 (INITIALIZE_TRAMPOLINE): Remove.
2773 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2774 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2775 to the end. Add static_chain_on_stack.
2776 (ix86_static_chain_on_stack): New.
2778 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2779 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2780 (m68k_trampoline_init): New.
2781 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2782 m68k_trampoline_init and adjust for hook parameters.
2783 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2784 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2786 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2788 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2789 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2791 * reload1.c (reload): Call wrap_constant when substituting
2792 reg for equiv inside of DEBUG_INSNs.
2795 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2796 add_call_src_coords_attributes, add_high_low_attributes,
2797 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2798 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2799 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2800 when -gdwarf-2 -gstrict-dwarf.
2801 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2802 -gdwarf-[23] -gstrict-dwarf.
2803 (address_of_int_loc_descriptor, loc_descriptor,
2804 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2805 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2806 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2808 2009-09-22 Richard Guenther <rguenther@suse.de>
2810 PR tree-optimization/41428
2811 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2812 (ccp_finalize): Pass it to substitute_and_fold.
2814 2009-09-22 Richard Guenther <rguenther@suse.de>
2816 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2817 (substitute_and_fold): Adjust prototype.
2818 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2819 (simplify_stmt_using_ranges): Likewise.
2820 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2821 (vrp_fold_stmt): New function.
2822 (vrp_finalize): Pass it to substitute_and_fold.
2823 * tree-flow.h (vrp_evaluate_conditional): Remove.
2824 (simplify_stmt_using_ranges): Likewise.
2825 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2826 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2827 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2829 (fold_predicate_in): Move to tree-vrp.c.
2830 (substitute_and_fold): Use the callback instead of calling into
2831 tree-vrp.c functions directly.
2833 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2835 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2836 comparison warning on rs6000.
2839 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2840 GIMPLE_EH_MUST_NOT_THROW cleanup.
2841 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2843 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2846 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2847 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2848 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2849 libSystem which is derived from the gcc 4.2.1 unwinder.
2851 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2854 * varasm.c (default_encode_section_info): Copy TLS model into
2855 sym_ref flags regardless of backend support for TLS, for all
2856 model types except TLS_MODEL_EMULATED.
2858 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2861 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2862 we can handle it correctly.
2864 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2866 * doc/install.texi (os2): Remove section.
2868 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2870 * doc/standards.texi (Objective-C): Adjust two URLs.
2872 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2874 * tree-tailcall.c (process_assignment): Don't check if a
2875 multiplication or an addition are already present.
2876 (find_tail_calls): Combine multiple additions and multiplications.
2877 (adjust_accumulator_values): Emit accumulators.
2879 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2881 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2882 xmm register restore.
2884 2009-09-21 Jan Hubicka <jh@suse.cz>
2886 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2887 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2890 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2892 * stor-layout.c (layout_type): Remove obsolete code.
2894 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2897 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2899 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2902 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2903 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2904 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2905 * fold-const.c (const_binop): Likewise.
2906 * real.h (do_mpc_arg2): Update prototype.
2908 2009-09-20 Jan Hubicka <jh@suse.cz>
2910 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2911 (add_location_or_const_value_attribute): Rewrite using
2913 (tree_add_const_value_attribute): Return true if successful.
2914 (tree_add_const_value_attribute_for_decl): Likewise.
2916 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2917 (loc_descriptor): ... here;
2918 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2919 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2920 pool items that was not marked for output.
2921 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2922 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2923 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2924 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2925 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2926 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2927 DW_OP_stack_value to get address of items that are not available
2929 (dw_loc_list): Handle single element lists correctly.
2931 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2932 Pascal Obry <obry@adacore.com>
2934 * unwind-dw2-fde.c (classify_object_over_fdes):
2935 Cast the constant 1 to _Unwind_Ptr.
2936 (add_fdes): Likewise.
2937 (linear_search_fdes): Likewise.
2939 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2941 * stor-layout.c (set_sizetype): Avoid useless type copy.
2943 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2945 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2947 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2948 * configure, config.in: Regenerate.
2949 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2951 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2952 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2953 for global data if the output could be used in a shared library.
2954 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2955 to 0 if TARGET_WRITABLE_EH_FRAME.
2957 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2959 PR rtl-optimization/39886
2960 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2961 just when insn is equal to BB_END (bb).
2963 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2965 * config/mips/mips.opt (mrelax-pic-calls): New option.
2966 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2968 (mips_unspec_call): Change "unspec_call" expander into this.
2969 (mips_strip_unspec_call): New function.
2970 (mips_got_load): Call mips_unspec_call instead of
2971 gen_unspec_call<mode>.
2972 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2974 (mips_cfg_in_reorg): New function.
2975 (mips16_lay_out_constants): Use it to decide whether to call
2976 CFG-aware insn splitting.
2977 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2978 mips_reorg. Move DF set-up code from here ...
2979 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2981 (mips_reorg): Call mips_df_reorg instead of
2982 r10k_insert_cache_barriers. Move CFG set-up code here from
2983 r10k_insert_cache_barriers.
2984 (mips_call_expr_from_insn): New function.
2985 (mips_pic_call_symbol_from_set): Likewise.
2986 (mips_find_pic_call_symbol): Likewise.
2987 (mips_annotate_pic_call_expr): Likewise.
2988 (mips_get_pic_call_symbol): Likewise.
2989 (mips_annotate_pic_calls): Likewise.
2990 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2992 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2993 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2994 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2996 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2997 (unspec_call<mode>): Remove it.
2998 (sibcall_internal, sibcall_value_internal,
2999 sibcall_value_multiple_internal, call_internal, call_split,
3000 call_value_internal, call_value_split,
3001 call_value_multiple_internal, call_value_multiple_split): Pass
3002 SIZE_OPNO to MIPS_CALL.
3003 (call_internal_direct, call_direct_split,
3004 call_value_internal_direct, call_value_direct_split): Pass -1 as
3005 SIZE_OPNO to MIPS_CALL.
3006 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3007 * configure: Regenerate.
3008 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3009 and -mno-relax-pic-calls.
3010 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3012 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3015 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3016 in the directory this rule is called from, rather than the
3017 toplevel 'gcc' directory, to fix in-tree build.
3019 2009-09-19 Chris Demetriou <cgd@google.com>
3021 PR preprocessor/28435:
3022 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3023 to cpplib that the preprocessor output is needed.
3025 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3027 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3028 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3029 *return_and_restore_fpregs_<mode>,
3030 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3033 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3034 instead of assuming it has always a REG inside of it.
3036 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3038 * config/freebsd.h: Update comment on types.
3039 (WINT_TYPE): Define.
3041 2009-09-18 Jason Merrill <jason@redhat.com>
3043 * c.opt: Add -fno-deduce-init-list.
3045 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3047 * value-prof.c (interesting_stringop_to_profile_p): Added output
3048 argument to indicate which parameter is the size parameter.
3049 * value-prof.c (gimple_stringop_fixed_value): Use
3050 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3051 * value-prof.c (gimple_stringops_transform): Update call sites to
3052 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3054 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3057 From David Binderman <dcb314@hotmail.com>:
3058 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3059 local variable f. Remove stale comments.
3060 (ix86_compute_frame_layout): Remove useless local variable total_size.
3061 Remove #if 0'd code.
3062 (legitimate_address_p): Remove useless local variables
3063 reason_rtx and reason.
3064 (ix86_split_copysign_const): Remove useless local variable op1.
3065 (scale_counter): Remove useless local variable piece_size_mask.
3067 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3069 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3072 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3075 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3077 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3079 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3082 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3084 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3085 DW_OP_implicit_value even without dwarf_version 4.
3087 2009-09-17 Jan Hubicka <jh@suse.cz>
3089 * dwarf2out.c: Include tree-pass.h and gimple.h.
3090 (loc_list_plus_const): New function.
3091 (loc_descriptor_from_tree_1): Rename to ...
3092 (loc_descriptor_from_tree): ... remove original.
3093 (loc_list_from_tree): New function.
3094 (add_AT_location_description): Accept location list.
3095 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3096 (concatn_mem_loc_descriptor): Remove.
3097 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3099 (secname_for_decl): Move up.
3100 (hidden_reference_p): New function; break out from ...
3101 (loc_by_refernece): ... here; move up.
3102 (dw_loc_list): New function.
3103 (single_element_loc_list): New function.
3104 (single_element_loc_list_p): New function.
3105 (add_loc_descr_to_each): New function.
3106 (add_loc_list): New function.
3107 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3108 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3109 add diagnostics why expansion failed.
3110 (add_location_or_const_value_attribute): Support location lists.
3111 (add_bound_info): Likewise.
3112 (descr_info_loc): Update call of loc_descriptor_from_tree.
3113 (gen_variable_die): Work on location lists.
3114 * final.c (pass_final): Add dump file.
3115 * Makefile.in (dwarf2out.o): Add new dependencies.
3117 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3120 * real.c decimal_from_integer, decimal_integer_string): New.
3121 (real_from_integer): Use them as special case for decimal float.
3122 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3123 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3124 Do not append zero after the decimal point in string to convert.
3126 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3128 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3129 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3131 2009-09-17 Martin Jambor <mjambor@suse.cz>
3133 * common.opt (fipa-sra): New switch.
3134 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3135 * timevar.def (TV_IPA_SRA): New timevar.
3136 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3137 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3138 * tree-sra.c: Include cgraph.c.
3139 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3140 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3141 and grp_not_necessarilly_dereferenced.
3142 (func_param_count): New variable.
3143 (encountered_apply_args): New variable.
3144 (bb_dereferences): New variable.
3145 (final_bbs): New variable.
3146 (no_accesses_representant): New variable.
3147 (no_accesses_p): New function.
3148 (dump_access): Dump the new fields.
3149 (sra_initialize): Set encountered_apply_args to false.
3150 (get_ssa_base_param): New function.
3151 (mark_parm_dereference): New function.
3152 (create_access): Caring for INIDRECT_REFs and different handling of
3153 varialble length accesses in early IPA SRA. Store the stmt - a new
3154 parameter - to the new access.
3155 (build_access_from_expr_1): New parameter stmt, passed to
3156 create_access. Handle INDIRECT_REFs.
3157 (build_access_from_expr): Pass the current statement to
3158 build_access_from_expr_1.
3159 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3161 (build_accesses_from_assign): Pass the current statement to
3162 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3163 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3164 final_bbs when necessary. Check for calls to __builtin_apply_args.
3165 Fixup EH info if anythng was changed.
3166 (is_unused_scalar_param): New function.
3167 (ptr_parm_has_direct_uses): New function.
3168 (find_param_candidates): New function.
3169 (mark_maybe_modified): New function.
3170 (analyze_modified_params): New function.
3171 (propagate_dereference_distances): New function.
3172 (dump_dereferences_table): New function.
3173 (analyze_caller_dereference_legality): New function.
3174 (unmodified_by_ref_scalar_representative): New function.
3175 (splice_param_accesses): New function.
3176 (decide_one_param_reduction): New function.
3177 (enum ipa_splicing_result): New type.
3178 (splice_all_param_accesses): New function.
3179 (get_param_index): New function.
3180 (turn_representatives_into_adjustments): New function.
3181 (analyze_all_param_acesses): New function.
3182 (get_replaced_param_substitute): New function.
3183 (get_adjustment_for_base): New function.
3184 (replace_removed_params_ssa_names): New function.
3185 (sra_ipa_reset_debug_stmts): New function.
3186 (sra_ipa_modify_expr): New function.
3187 (sra_ipa_modify_assign): New function.
3188 (convert_callers): New function.
3189 (modify_function): New function.
3190 (ipa_sra_preliminary_function_checks): New function.
3191 (ipa_early_sra): New function.
3192 (ipa_early_sra_gate): New function.
3193 (pass_early_ipa_sra): New variable.
3194 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3196 2009-09-17 Michael Matz <matz@suse.de>
3199 * tree.c (build_type_attribute_qual_variant): Export.
3200 * tree.h (build_type_attribute_qual_variant): Declare.
3201 * tree-inline.c (remap_type_1): Use it to build variants with
3202 the original qualifiers and attributes.
3204 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3206 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3207 without a fallthrough edge.
3209 2009-09-16 DJ Delorie <dj@redhat.com>
3211 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3212 chip and ignore the "fast_interrupt" attribute if so.
3214 2009-09-16 Richard Henderson <rth@redhat.com>
3217 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3220 2009-09-16 Richard Henderson <rth@redhat.com>
3223 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3224 is set only if DECL_NO_STATIC_CHAIN is unset.
3225 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3226 (FOR_EACH_NEST_INFO): New.
3227 (walk_all_functions): Use it.
3228 (finalize_nesting_tree): Likewise.
3229 (unnest_nesting_tree): Likewise.
3230 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3231 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3232 (convert_gimple_call): Early out if gimple_call_chain already set.
3233 (convert_all_function_calls): Iterate until no new functions
3234 require a static chain.
3235 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3236 when building a trampoline. Use dump_function_to_file instead
3238 (lower_nested_functions): Open dump_file. Validate that decls
3239 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3240 bit reset by this pass.
3242 2009-09-16 Michael Matz <matz@suse.de>
3245 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3246 shorten decl_common_unused.
3247 (DECL_RESTRICTED_P): New accessor.
3248 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3249 to disambiguate marked decls and restrict pointers.
3251 2009-09-16 Richard Henderson <rth@redhat.com>
3254 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3256 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3258 * integrate.c (set_block_abstract_flags): Call
3259 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3261 2009-09-16 Richard Guenther <rguenther@suse.de>
3264 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3267 2009-09-16 DJ Delorie <dj@redhat.com>
3268 Kaz Kojima <kkojima@gcc.gnu.org>
3270 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3271 (sh_expand_prologue): Update calls to output_stack_adjust.
3272 (sh_expand_epilogue): Likewise.
3274 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3277 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3278 trying to limit the extent of searches in the insn stream.
3280 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3281 Jakub Jelinek <jakub@redhat.com>
3285 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3287 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3288 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3289 (rs6000_savres_strategy): Always save FP registers inline if the
3290 target doesn't support hardware double-precision. Set the above
3291 bits in return value when needed.
3292 (rs6000_savres_routine_sym): Fix computation for cache selector.
3293 Mark the generated symbol as a function. Rename exitp argument to
3294 lr. Move code for determining the name of the symbol...
3295 (rs6000_savres_routine_name): ...here. New function. Add cases for
3296 getting the names right on AIX and 64-bit Linux.
3297 (savres_routine_name): New variable.
3298 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3299 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3300 on what the target routine uses as a base register. If savep && lr
3301 describe saving of r0 into memory slot.
3302 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3303 line calls for AIX ABI.
3304 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3305 determine FP save/restore functions.
3306 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3307 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3309 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3310 Duplicate restoration of LR and execute the appropriate one
3311 depending on whether GPRs are being restored inline. Set r11 from
3312 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3313 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3314 Fix out of line calls for AIX ABI.
3315 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3317 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3319 (*restore_gpregs_spe): Likewise.
3320 (*return_and_restore_gpregs_spe): Likewise.
3321 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3322 Define to empty string unconditionally.
3323 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3324 Define to empty string unconditionally.
3325 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3328 2009-09-15 Jan Hubicka <jh@suse.cz>
3330 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3331 * params.def (inline-insns-auto): Likewise.
3333 2009-09-15 Martin Jambor <mjambor@suse.cz>
3335 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3336 individual statements only at TDF_DETAILS dump level. Format
3337 source for 80 characters per line.
3339 2009-09-15 Christian Bruel <christian.bruel@st.com>
3341 * regrename.c (do_replace): Update REG_DEAD notes.
3343 2009-09-15 Revital Eres <eres@il.ibm.com>
3345 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3346 * targhooks.c (default_builtin_support_vector_misalignment):
3347 New builtin function.
3348 * targhooks.h (default_builtin_support_vector_misalignment):
3350 * target.h (builtin_support_vector_misalignment):
3351 New field in struct gcc_target.
3352 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3353 new builtin function.
3354 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3356 * config/rs6000/rs6000.c
3357 (rs6000_builtin_support_vector_misalignment): New function.
3358 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3360 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3362 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3364 (bfin_optimize_loop): Likewise.
3365 (bfin_gen_bundles): Likewise.
3366 (workaround_speculation): Likewise.
3367 (find_load): Return NULL_RTX for debug_insn.
3369 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3371 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3374 2009-09-14 DJ Delorie <dj@redhat.com>
3376 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3377 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3380 2009-09-14 Richard Henderson <rth@redhat.com>
3381 Jakub Jelinek <jakub@redhat.com>
3383 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3384 * cfgbuild.c (make_edges): Handle asm goto.
3385 * cfglayout.c (fixup_reorder_chain): Likewise.
3386 * cfgrtl.c (patch_jump_insn): Likewise.
3387 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3388 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3389 (gimple_build_asm_vec): Add and use labels parameter.
3390 (gimple_build_asm): Remove.
3391 (walk_gimple_asm): Walk labels too.
3392 * gimple.def (GIMPLE_ASM): Update docs.
3393 * gimple.h: Update decls.
3394 (struct gimple_statement_asm): Change nc to use unsigned char;
3396 (gimple_asm_nlabels): New.
3397 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3398 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3399 into gimple_build_asm_vec.
3400 * jump.c (mark_jump_label_asm): New.
3401 (mark_jump_label): Use it.
3402 (redirect_jump_1): Handle asm goto.
3403 (invert_jump_1): Soft fail if X is null.
3404 * recog.c (extract_asm_operands): New.
3405 (asm_noperands): Use it; handle asm labels.
3406 (decode_asm_operands): Use extract_asm_operands.
3407 (asm_operand_ok): Properly handle empty string.
3408 * reg-stack.c (get_asm_operands_in_out): Rename from
3409 get_asm_operand_n_inputs; use extract_asm_operands; return both
3410 inputs and outputs by reference; update all callers.
3411 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3412 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3413 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3414 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3415 (extract_asm_operands): Declare.
3416 * stmt.c (expand_asm_operands): Add and use labels parameter.
3417 (check_unique_operand_names): Likewise.
3418 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3419 (expand_asm_stmt): Handle asm labels.
3420 * tree-cfg.c (make_gimple_asm_edges): New.
3421 (make_edges): Use it.
3422 (cleanup_dead_labels): Handle asm labels.
3423 (is_ctrl_altering_stmt): Likewise.
3424 (gimple_redirect_edge_and_branch): Likewise.
3425 * tree.def (ASM_EXPR): Add 5th operand.
3426 * tree.h (ASM_LABELS): New.
3427 (resolve_asm_operand_names): Update decl.
3429 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3430 (c_parser_asm_goto_operands): New.
3431 * c-tree.h (build_asm_expr): Update decl.
3432 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3433 * doc/extend.texi: Document asm goto.
3435 2009-09-14 Richard Henderson <rth@redhat.com>
3437 * except.h: Update declarations.
3438 (struct pointer_map_t): Forward declare.
3439 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3440 (struct eh_landing_pad_d, eh_landing_pad): New.
3441 (struct eh_catch_d, eh_catch): New.
3442 (struct eh_region_d): Remove next_region_sharing_label, aka,
3443 label, tree_label, landing_pad, post_landing_pad, resume,
3444 may_contain_throw. Rename region_number to index. Remove
3445 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3446 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3447 (VEC(eh_landing_pad,gc)): New.
3448 (struct eh_status): Remove last_region_number. Add lp_array,
3449 throw_stmt_table, ttype_data, ehspec_data.
3450 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3451 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3452 * except.c (lang_protect_cleanup_actions): Return tree.
3453 (struct ehl_map_entry): Remove.
3454 (init_eh_for_function): Push zero entries for region and lp_array.
3455 (gen_eh_region): Add to region_array immediately.
3456 (gen_eh_region_catch): Operate on eh_catch objects.
3457 (gen_eh_landing_pad): New.
3458 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3459 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3460 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3461 (get_eh_landing_pad_from_number_fn): New.
3462 (get_eh_landing_pad_from_number): New.
3463 (get_eh_region_from_lp_number_fn): New.
3464 (get_eh_region_from_lp_number): New.
3465 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3466 (get_exception_pointer, get_exception_filter): Remove.
3467 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3468 (current_function_has_exception_handlers): Simplify.
3469 (bring_to_root, eh_region_replaceable_by_p): Remove.
3470 (replace_region, hash_type_list, hash_eh_region): Remove.
3471 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3472 (label_to_region_map, num_eh_regions): Remove.
3473 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3474 (find_exception_handler_labels): Remove.
3475 (duplicate_eh_regions_0, find_prev_try): Remove.
3476 (struct duplicate_eh_regions_data): New.
3477 (duplicate_eh_regions_1): Rewrite.
3478 (duplicate_eh_regions): Return a pointer map instead of an
3480 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3481 (redirect_eh_edge_to_label): Remove.
3482 (eh_region_outermost): Rewrite using eh_region pointers
3483 instead of integers.
3484 (add_ttypes_entry): Update for ttype_data move to eh_status.
3485 (add_ehspec_entry): Rewrite with VEC instead of varray.
3486 (assign_filter_values): Likewise. Export.
3487 (build_post_landing_pads, connect_post_landing_pads): Remove.
3488 (dw2_build_landing_pads): Rewrite to use lp_array.
3489 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3490 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3491 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3492 (sjlj_mark_call_sites): Update for landing pad numbers.
3493 (finish_eh_generation): Rewrite.
3494 (gate_handle_eh): Do nothing for no eh tree.
3495 (pass_rtl_eh): Move up near finish_eh_generation.
3496 (remove_eh_landing_pad): New.
3497 (remove_eh_handler): Export.
3498 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3499 (for_each_eh_label): Rewrite to use lp_array.
3500 (make_reg_eh_region_note): New.
3501 (make_reg_eh_region_note_nothrow_nononlocal): New.
3502 (insn_could_throw_p): New.
3503 (copy_reg_eh_region_note_forward): New.
3504 (copy_reg_eh_region_note_backward): New.
3505 (check_handled, add_reachable_handler): Remove.
3506 (reachable_next_level, foreach_reachable_handler): Remove.
3507 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3508 (get_eh_region_and_lp_from_rtx): New.
3509 (get_eh_region_from_rtx): New.
3510 (can_throw_internal_1, can_throw_external_1): Remove.
3511 (can_throw_internal): Use get_eh_region_from_rtx.
3512 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3513 (insn_nothrow_p, can_nonlocal_goto): New.
3514 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3515 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3516 (add_action_record): Use VEC not varray.
3517 (collect_one_action_chain): Update for eh_region changes.
3518 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3519 Use get_eh_region_and_lp_from_rtx.
3520 (gate_convert_to_eh_region_ranges): New.
3521 (pass_convert_to_eh_region_ranges): Use it.
3522 (push_uleb128, push_sleb128): Use VEC not varray.
3523 (output_one_function_exception_table): Likewise.
3524 (dump_eh_tree): Update for eh_region changes.
3525 (verify_eh_tree): Likewise.
3526 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3527 * tree-eh.c: Include target.h.
3528 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3529 Don't disallow GIMPLE_RESX; adjust argument check.
3530 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3531 (record_stmt_eh_region): Update for landing pad numbers;
3532 generate a landing pad if necessary.
3533 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3534 (remove_stmt_from_eh_lp_fn): Similarly.
3535 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3536 Update for lp numbers; don't special case missing throw_stmt_table.
3537 (lookup_expr_eh_lp): Similarly.
3538 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3539 (eh_seq, eh_region_may_contain_throw): New.
3540 (struct leh_state): Add ehp_region.
3541 (struct leh_tf_state): Remove eh_label.
3542 (emit_post_landing_pad): New.
3543 (emit_resx, emit_eh_dispatch): New.
3544 (note_eh_region_may_contain_throw): New.
3545 (frob_into_branch_around): Take eh_region not eh label;
3546 emit eh code into eh_seq.
3547 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3548 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3549 lower_eh_must_not_throw. Emit code to eh_seq.
3550 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3551 (lower_try_finally_onedest): Likewise.
3552 (lower_try_finally_copy): Likewise.
3553 (lower_try_finally_switch): Likewise.
3554 (lower_try_finally): Initialize ehp_region.
3555 (lower_catch): Update for eh_catch objects.
3556 (lower_eh_filter): Don't handle must_not_throw.
3557 (lower_eh_must_not_throw): New.
3558 (lower_cleanup): Don't set eh_label.
3559 (lower_eh_constructs_2): Resolve eh builtins.
3560 Handle GIMPLE_EH_MUST_NOT_THROW.
3561 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3562 Add eh_seq to the end of the function body.
3563 (make_eh_dispatch_edges): New.
3564 (make_eh_edge): Remove.
3565 (make_eh_edges): Simplify for landing pads.
3566 (redirect_eh_edge_1): New.
3567 (redirect_eh_edge): Use it.
3568 (redirect_eh_dispatch_edge): New.
3569 (stmt_could_throw_p): Use a switch. Allow RESX.
3570 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3571 (stmt_can_throw_internal): Likewise.
3572 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3573 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3574 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3575 (gate_refactor_eh): New.
3576 (pass_refactor_eh): Use it.
3577 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3578 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3579 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3580 (remove_unreachable_handlers): Rename from
3581 tree_remove_unreachable_handlers; rewrite for landing pads;
3582 call remove_eh_handler directly.
3583 (remove_unreachable_handlers_no_lp): New.
3584 (unsplit_eh, unsplit_all_eh): New.
3585 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3586 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3587 (cleanup_empty_eh_unsplit): New.
3588 (cleanup_empty_eh): Rewrite.
3589 (cleanup_all_empty_eh): New.
3590 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3591 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3592 (gate_cleanup_eh): New.
3593 (pass_cleanup_eh): Use it.
3594 (verify_eh_edges): Move later in file. Expect one EH edge.
3595 (verify_eh_dispatch_edge): New.
3597 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3598 (gtype-desc.o): Add TARGET_H.
3599 (tree.o): Use EXCEPT_H, not except.h.
3600 (cfgbuild.o): Add EXPR_H.
3601 (GTFILES): Add vecprim.h.
3602 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3603 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3604 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3605 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3606 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3607 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3608 calls to can_throw_internal.
3609 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3610 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3611 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3612 (expand_gimple_stmt): Use make_reg_eh_region_note.
3613 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3614 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3615 or find_exception_handler_labels.
3616 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3617 there is exacly one EH edge. Use can_nonlocal_goto and
3619 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3620 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3621 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3622 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3623 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3624 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3625 * dse.c (scan_insn): Use insn_could_throw_p.
3626 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3627 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3628 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3629 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3630 EXC_PTR_EXPR or FILTER_EXPR.
3631 (tree_expr_nonzero_warnv_p): Likewise.
3632 * function.h: Include vecprim.h, not varray.h
3633 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3634 move ttype_data and ehspec_data members to struct eh_status; change
3635 action_record_data member to a VEC.
3636 * gcse.c (hash_scan_set): Use can_throw_internal.
3637 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3638 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3639 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3640 (block_may_fallthru): Don't handle RESX_EXPR.
3641 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3642 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3643 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3644 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3645 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3646 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3647 (gimple_size): Likewise.
3648 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3649 (gimple_build_resx): Use gimple_build_with_ops.
3650 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3651 (is_gimple_val): Likewise.
3652 (is_gimple_stmt): Remove RESX_EXPR.
3653 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3654 (GIMPLE_RESX): Reorder with other EH constructs.
3655 * gimple.h (struct gimple_statement_eh_mnt): New.
3656 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3657 (gimple_eh_filter_must_not_throw): Remove.
3658 (gimple_eh_filter_set_must_not_throw): Remove.
3659 (gimple_eh_must_not_throw_fndecl): New.
3660 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3661 (is_gimple_resx): New.
3662 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3663 Don't copy EH_FILTER_MUST_NOT_THROW.
3664 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3665 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3666 handle must_not_throw_labels specially.
3667 * ipa-pure-const.c (check_call): Update debug statement for LP.
3668 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3669 * ipa-utils.c (get_base_var): Likewise.
3670 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3671 * lower-subreg.c (move_eh_region_note): Remove.
3672 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3673 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3674 (create_task_copyfn): Likewise.
3675 (maybe_catch_exception): Use gimple_build_eh_filter.
3676 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3677 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3678 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3679 and pass_lower_resx.
3680 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3681 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3682 can_throw_internal, can_nonlocal_goto.
3683 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3684 copy_reg_eh_region_note_forward.
3685 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3686 (emit_output_reload_insns): Likewise.
3687 (copy_eh_notes): Remove.
3688 * rtl.def (RESX): Remove.
3689 * rtl.h: Update declarations.
3690 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3691 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3692 (update_eh_label): Remove.
3693 (cleanup_dead_labels_eh): New.
3694 (cleanup_deal_labels): Use it instead of update_eh_label.
3695 (gimple_merge_blocks): Update landing pad data structure when
3696 removing a landing pad label.
3697 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3698 test; handle GIMPLE_EH_MUST_NOT_THROW.
3699 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3700 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3701 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3702 (verify_stmt): Likewise. Verify landing pads.
3703 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3704 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3705 (struct move_stmt_d): Add eh_map.
3706 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3707 (move_stmt_r): Remap eh region numbers in builtin calls,
3708 resx and eh_dispatch.
3709 (move_block_to_fn): Remove eh_offset parameter. Use
3710 maybe_duplicate_eh_stmt_fn.
3711 (find_outermost_region_in_block): Operate on eh_region pointers
3712 instead of region numbers.
3713 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3714 duplicate_eh_regions.
3715 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3716 test earlier. Disallow EH landing pads.
3717 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3718 * tree-flow.h: Update declarations.
3719 (struct tree_ann_common_d): Replace rn with lp_nr.
3720 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3721 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3722 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3723 resx and eh_dispatch.
3724 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3725 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3726 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3727 from duplicate_eh_regions.
3728 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3729 update RESX; handle EH_DISPATCH.
3730 (expand_call_inline): Set eh_lp_nr, not eh_region.
3731 (maybe_inline_call_in_expr): Likewise.
3732 * tree-inline.h (struct copy_body_data): Replace eh_region with
3733 eh_lp_nr, eh_region_offset with eh_map.
3734 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3735 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3736 * tree-pretty-print.c (dump_generic_node): Don't handle
3737 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3738 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3739 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3740 EXC_PTR_EXPR, FILTER_EXPR.
3741 * tree-ssa-operands.c (get_expr_operands): Likewise.
3742 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3743 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3744 (ao_ref_init_from_vn_reference): Likewise.
3745 * tree-ssa-sink.c (statement_sink_location): Likewise.
3746 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3747 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3748 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3749 EXC_PTR_EXPR, FILTER_EXPR.
3750 (is_exception_related): Remove.
3751 (compute_avail): Don't call it.
3752 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3753 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3754 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3755 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3757 (build_resx): Remove.
3758 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3759 * tree.h: Update declarations.
3760 (EH_FILTER_MUST_NOT_THROW): Remove.
3761 (struct tree_label_decl): Add eh_landing_pad_nr.
3762 (EH_LANDING_PAD_NR): New.
3763 * value-prof.c (gimple_ic): Tidy variable names. Update for
3764 landing pad numbers.
3765 (gimple_stringop_fixed_value): Tidy variable names. Assert
3766 that neither call stmt can throw.
3767 * vecprim.h (uchar): New.
3768 (VEC(uchar,heap), VEC(uchar,gc)): New.
3770 * c-common.c (c_define_builtins): Update call to
3771 build_common_builtin_nodes.
3772 * c-parser.c (c_parse_file): Don't call
3773 default_init_unwind_resume_libfunc.
3775 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3777 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3778 (mips_cprestore_address_p): Likewise.
3779 (mips_save_gp_to_cprestore_slot): Likewise.
3780 (mips_restore_gp): Rename to...
3781 (mips_restore_gp_from_cprestore_slot): ...this.
3782 (mips_must_initialize_gp_p): Declare.
3783 (mips_emit_save_slot_move): Likewise.
3784 (mips_output_load_label): Return nothing.
3785 (mips_eh_uses): Declare.
3786 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3787 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3788 (TARGET_ABSOLUTE_JUMPS): Likewise.
3789 (EH_USES): Likewise.
3790 (FIRST_PSEUDO_REGISTER): Update comment.
3791 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3792 (MIPS_CALL): ...here.
3793 (REGISTER_NAMES): Add $cprestore.
3794 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3795 Add load_label_length, has_inflexible_gp_insn_p,
3796 has_flexible_gp_insn_p, must_initialize_gp_p and
3797 must_restore_gp_when_clobbered_p.
3798 (mips_expand_call): Don't generate split instructions here.
3799 (mips_split_call): Update the call to mips_restore_gp after
3800 the above name change.
3801 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3802 (mips_find_gp_ref): New function.
3803 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3804 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3805 (mips_insn_has_flexible_gp_ref_p): Likewise.
3806 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3807 (mips_function_has_gp_insn): Delete.
3808 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3809 Use the new functions above. Only return INVALID_REGNUM
3810 for TARGET_ABSOLUTE_JUMPS.
3811 (mips_must_initialize_gp_p): New function.
3812 (mips_get_cprestore_base_and_offset): New function, extracted from...
3813 (mips_cprestore_slot): ...here. Take a bool parameter.
3814 (mips_cfun_has_cprestore_slot_p): New function.
3815 (mips_cprestore_address_p): Likewise.
3816 (mips_save_gp_to_cprestore_slot): Likewise.
3817 (mips_restore_gp): Rename to...
3818 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3819 epilogue_completed. Update the call to mips_cprestore_slot.
3820 Test cfun->machine->must_restore_gp_when_clobbered_p.
3821 (mips_direct_save_slot_move_p): New function.
3822 (mips_emit_save_slot_move): Likewise.
3823 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3824 of cfun->machine->global_pointer.
3825 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3826 (mips_save_reg): Use mips_emit_save_slot_move.
3827 (mips_expand_prologue): Set must_initialize_gp_p.
3828 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3829 for all cprestore saves. Emit a use_cprestore instruction after
3830 setting up the cprestore slot.
3831 (mips_restore_reg): Use mips_emit_save_slot_move.
3832 (mips_process_load_label): New function.
3833 (mips_load_label_length): Likewise.
3834 (mips_output_load_label): Don't return asm: output it here instead.
3835 Use mips_process_load_label.
3836 (mips_adjust_insn_length): Adjust the length of branch instructions
3837 that have length MAX_PIC_BRANCH_LENGTH.
3838 (mips_output_conditional_branch): Update the call to
3839 mips_output_load_label. Assume the branch target is OPERANDS[0]
3840 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3841 (mips_output_order_conditional_branch): Swap the meaning of
3842 OPERANDS[0] and OPERANDS[1].
3843 (mips_variable_issue): Don't count ghost instructions.
3844 (mips_expand_ghost_gp_insns): New function.
3845 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3846 (mips_output_mi_thunk): Set must_initialize_gp_p.
3847 (mips_eh_uses): New function.
3848 * config/mips/predicates.md (cprestore_save_slot_operand)
3849 (cprestore_load_slot_operand): New predicates.
3850 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3851 (UNSPEC_MOVE_GP): Likewise.
3852 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3853 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3854 (CPRESTORE_SLOT_REGNUM): New register.
3855 (MAX_PIC_BRANCH_LENGTH): New constant.
3856 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3857 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3858 branches. Fix commentary.
3859 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3860 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3861 Change type to "ghost".
3862 (loadgp_absolute_<mode>): Likewise.
3863 (loadgp_rtp_<mode>): Likewise.
3864 (copygp_mips16): Likewise.
3865 (loadgp_blockage): Remove redundant mode attribute.
3866 (potential_cprestore): New instruction.
3867 (cprestore): Turn into an unspec set.
3868 (use_cprestore): New instruction.
3869 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3870 (*branch_fp_inverted): Likewise.
3871 (*branch_order<mode>): Likewise.
3872 (*branch_order<mode>_inverted): Likewise.
3873 (*branch_equality<mode>): Likewise.
3874 (*branch_equality<mode>_inverted): Likewise.
3875 (*branch_bit<bbv><mode>): Likewise.
3876 (*branch_bit<bbv><mode>_inverted): Likewise.
3877 (*branch_equality<mode>_mips16): Remove redundant mode.
3878 (jump): Turn into a define_expand.
3879 (*jump_absolute): New instruction.
3880 (*jump_pic): Likewise.
3881 (*jump_mips16): Rename previously-unnamed pattern. Remove
3882 redundant mode attribute.
3883 (restore_gp): Split on epilogue_completed rather than
3884 reload_completed. Change type to "ghost".
3885 (move_gp<mode>): New instruction.
3886 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3887 Remove redundant mode attribute.
3888 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3889 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3890 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3892 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3895 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3896 are returned in the same register (vs34 or v2) that Altivec vector
3897 types are returned in.
3898 (rs6000_libcall_value): Ditto.
3901 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3902 instead of explicit addsi3/adddi3 calls.
3903 (rs6000_split_multireg_move): Ditto.
3904 (rs6000_emit_allocate_stack): Ditto.
3905 (rs6000_emit_prologue): Ditto.
3906 (rs6000_output_mi_thunk): Ditto.
3908 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3909 size is 64 bits if we can use 64-bit registers.
3911 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3913 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3916 From Jie Zhang <jie.zhang@analog.com>:
3917 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3918 save FP and RETS with saveall attribute.
3919 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3920 with saveall attribute.
3922 * config/bfin/bfin.c (bfin_expand_builtin,
3923 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3926 From Jie Zhang <jie.zhang@analog.com>:
3927 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3928 before use in two places.
3929 * config/bfin/bfin.md (AREG): Define mode iterator.
3930 (reload_in, reload_out): Use mode iterator AREG.
3932 2009-09-14 Richard Guenther <rguenther@suse.de>
3935 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3936 EH personality path.
3938 2009-09-13 Richard Guenther <rguenther@suse.de>
3939 Rafael Avila de Espindola <espindola@google.com>
3941 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3942 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3943 (LANG_HOOKS_INITIALIZER): Adjust.
3944 (lhd_pass_through_t): Declare.
3945 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3947 * langhooks.c (lhd_pass_through_t): New function.
3948 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3949 dwarf2out_begin_prologue): Use personality from current_function_decl.
3950 * expr.h (get_personality_function): Declare.
3951 * expr.c (get_personality_function): New function.
3952 (build_personality_function): Likewise.
3953 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3954 (eh_personality_libfunc): Remove.
3955 * optabs.c (build_libfunc_function): New function split out from ...
3956 (init_one_libfunc): ... here.
3957 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3958 (tree_function_decl): Add personality.
3959 (lhd_gcc_personality): Declare.
3960 (build_personality_function): Likewise.
3961 * tree.c (gcc_eh_personality_decl): New.
3962 (lhd_gcc_personality): New function.
3963 * except.h (lang_eh_runtime_type): Remove.
3964 (enum eh_personality_kind): New.
3965 (build_personality_function): Declare.
3966 (function_needs_eh_personality): Declare.
3967 * except.c (lang_eh_runtime_type): Remove.
3968 (function_needs_eh_personality): New function.
3969 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3970 (sjlj_emit_function_enter, output_function_exception_table):
3971 Use personality from current_function_decl.
3972 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3973 * tree-inline.c (tree_can_inline_p): Do not inline across different
3975 (expand_call_inline): Likewise. Adjust the callers EH personality.
3976 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3977 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3978 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3979 (c-parser.o): Likewise
3980 * c-tree.h (c_eh_initialized_p): Remove.
3981 (c_maybe_initialize_eh): Likewise.
3982 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3983 (finish_decl): Don't call c_maybe_initialize_eh.
3984 (c_eh_initialized_p): Remove.
3985 (c_maybe_initialize_eh): Likewise.
3986 * c-parser.c (c_parser_omp_construct): Likewise.
3987 (c_parse_file): Initialize exception handling.
3989 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3991 * config.gcc (tm_file): Remove i386/biarch32.h
3992 for i?86-w64-mingw* case.
3993 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3995 * config.host: Set for x64 mingw the option
3996 use_long_long_for_widest_fast_int to yes.
3998 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4000 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4001 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4002 (dbxout_begin_function): Likewise.
4003 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4004 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4005 set on the function.
4006 (final_end_function): Likewise.
4007 (final_scan_insn): Likewise.
4008 (rest_of_handle_final): Likewise.
4009 * varasm.c (assemble_start_function): Likewise.
4010 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4012 2009-09-12 Jason Merrill <jason@redhat.com>
4014 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4015 * opts.c (common_handle_option): constify.
4017 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4019 * doc/install.texi (avr): Remove obsolete reference site.
4021 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4023 * doc/install.texi (Binaries): Adjust AIX link.
4025 2009-09-12 Akim Demaille <demaille@gostai.com>
4027 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4028 Use an imperative sentence.
4030 2009-09-11 Richard Henderson <rth@redhat.com>
4032 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4033 structure-name and has-tree-operands arguments; update all entries.
4034 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4036 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4037 (gsstruct_code_size): New.
4038 (gss_for_code_): New.
4039 (gss_for_code): Remove.
4040 (gimple_size): Rewrite using gsstruct_code_size.
4041 (gimple_statement_structure): Move to gimple.h.
4042 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4043 (gss_for_code, gimple_statement_structure): New.
4044 (gimple_ops): Use new arrays; tidy.
4046 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4048 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4049 operand to be a PLUS expression.
4050 * config/pa/pa.c (pa_secondary_reload): Likewise.
4052 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4054 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4056 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4059 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4061 From Jie Zhang <jie.zhang@analog.com>:
4062 * doc/extend.texi (node Function Attributes): Document l2
4064 (node Blackfin Variable Attributes): Document l2 variable attributes.
4066 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4068 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4069 to match the system compiler's configuration at inflection point.
4070 Add comment to remark a remaining difference with system compiler.
4072 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4073 * configure: Regenerate.
4075 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4077 From Jie Zhang <jie.zhang@analog.com>:
4078 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4079 (bfin_handle_l2_attribute): New.
4080 (bfin_attribute_table): Add l2 attribute.
4082 2009-09-11 Michael Matz <matz@suse.de>
4085 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4086 on the local_decls list.
4088 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4092 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4094 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4095 for VALUEs, to implement the documented interface.
4096 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4097 Adjust for VALUEs and anything else, to implement the
4098 documented interface.
4100 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4102 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4103 with actual SPE/paired vector modes before using 64-bit alignment.
4104 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4106 2009-09-10 DJ Delorie <dj@redhat.com>
4108 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4111 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4112 * config/mep/mep.c (mep_legitimate_constant_p): New.
4113 * config/mep/mep-protos.h: Prototype it.
4115 2009-09-10 Richard Henderson <rth@redhat.com>
4117 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4119 2009-09-10 Jason Merrill <jason@redhat.com>
4121 * tree.c (chain_index): New fn.
4122 * tree.h: Declare it.
4124 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4126 * config/sol2-c.c (cmn_err_length_specs): Initialize
4127 scalar_identity_flag.
4129 2009-09-10 Richard Henderson <rth@redhat.com>
4131 * tree.h (struct tree_decl_common): Move align member earlier;
4132 move label_decl_uid member ...
4133 (struct tree_label_decl): ... here.
4134 (LABEL_DECL_UID): Update to match.
4136 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4139 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4140 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4142 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4143 dest_prev if the edge is complex.
4145 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4147 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4148 loop latch tests earlier.
4150 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4151 before GIMPLE_RETURN, not after its predecessor; insert
4154 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4155 gimple_seq_empty_p to test for no PHI nodes.
4156 * tree-cfg.c (split_critical_edges): Likewise.
4158 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4160 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4162 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4163 introduced by the VTA branch merge.
4165 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4167 * ira-conflicts.c: Use fputs or putc instead of fprintf
4171 * tree-switch-conversion.c: Ditto.
4173 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4175 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4176 introduced by the VTA branch merge.
4178 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4181 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4183 PR rtl-optimization/39779
4184 * expr.c (convert_modes): Return when mode == oldmode after
4185 CONST_INTs are processed.
4187 2009-09-10 Nick Clifton <nickc@redhat.com>
4189 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4190 attribute and referring decl when creating renamed symbol.
4192 2009-09-10 Richard Guenther <rguenther@suse.de>
4195 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4197 (cgraph_finalize_compilation_unit): Compute reachability
4198 before emitting thunks. Properly process aliases before
4199 possibly removing unreachable nodes.
4201 2009-09-10 Richard Guenther <rguenther@suse.de>
4204 * tree.c (struct free_lang_data_d): Add worklist member.
4205 (find_decls_types_r): Push onto the worklist instead of recursing.
4206 Handle TREE_BINFOs properly.
4207 (find_decls_types): New function wrapped around find_decls_types_r
4208 to process the worklist.
4209 (find_decls_types_in_eh_region): Use it.
4210 (find_decls_types_in_node): Likewise.
4211 (find_decls_types_in_var): Likewise.
4212 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4213 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4214 (AGGREGATE_TYPE_P): Adjust.
4216 2009-09-09 Jason Merrill <jason@redhat.com>
4218 * configure.ac: Check glibc version even if we have an in-tree
4221 2009-09-09 Anthony Green <green@moxielogic.com>
4223 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4224 the constant 0 when appropriate.
4225 * config/moxie/constraints.md: Add constraint O.
4227 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4228 to pass up to 6 32-bit argument values in registers.
4229 (moxie_function_arg): Ditto.
4230 (moxie_arg_partial_bytes): Ditto.
4231 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4232 (REG_PARM_STACK_SPACE): Ditto.
4233 (FUNCTION_ARG_REGNO_P): Ditto.
4235 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4236 instruction to allocate stack space.
4238 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4240 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4241 unnecessarily stringent constraints. Fix address
4242 calculation in the splitters.
4244 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4246 PR rtl-optimization/39779
4247 * expr.c (convert_modes): Return when mode == oldmode after
4248 CONST_INTs are processed.
4250 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4253 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4254 (ix86_expand_prologue): Take frame.padding0 into logic of
4256 (ix86_expand_epilogue): Likewise.
4258 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4260 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4262 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4263 * config/t-slibgcc-libgcc: New file.
4264 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4266 2009-09-09 Martin Jambor <mjambor@suse.cz>
4268 PR tree-optimization/41089
4269 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4272 2009-09-09 Richard Henderson <rth@redhat.com>
4274 * gimple.h (CASE_GIMPLE_OMP): New.
4275 (is_gimple_omp): Use it.
4276 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4277 (verify_gimple_debug): Likewise.
4279 2009-09-09 Richard Guenther <rguenther@suse.de>
4281 PR tree-optimization/41101
4282 * tree-ssa-pre.c (maximal_set): Remove.
4283 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4284 Defer all blocks we didn't visit at least one successor.
4285 (add_to_exp_gen): Do not add to the maximal set.
4286 (make_values_for_phi): Likewise.
4287 (compute_avail): Likewise.
4288 (init_pre): Do not allocate the maximal set.
4289 (execute_pre): Do not dump it.
4291 2009-09-09 Martin Jambor <mjambor@suse.cz>
4293 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4294 an SSA_NAME rather than a is_gimple_variable.
4296 2009-09-09 Richard Guenther <rguenther@suse.de>
4299 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4300 code dealing with plain pointer bases.
4301 (maybe_fold_offset_to_reference): Likewise.
4302 (maybe_fold_stmt_addition): Adjust.
4304 2009-09-09 Richard Guenther <rguenther@suse.de>
4306 * tree.c (free_lang_data_in_type): Do not free the type variant
4308 (free_lang_data): Merge char_type_node with its properly signed
4310 (pass_ipa_free): Collect after freeing language specific data.
4312 2009-09-09 Michael Matz <matz@suse.de>
4315 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4316 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4317 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4320 2009-09-08 DJ Delorie <dj@redhat.com>
4322 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4324 2009-09-04 Jason Merrill <jason@redhat.com>
4326 * tree.c (tree_find_value): Remove.
4327 * tree.h: Remove prototype.
4328 * varasm.c (assemble_external): Use value_member instead.
4330 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4332 * toplev.c (process_options): Choose default debugging type when
4333 gtoggle enables debug info and type is unset.
4335 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4339 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4342 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4344 * configure: Rebuilt with modified libtool.m4.
4346 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4351 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4353 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4355 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4356 (remove_statement): Likewise.
4357 (rewrite_use_nonlinear_expr): Adjust.
4358 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4359 * tree-ssa.c (release_defs_bitset): ... this. New.
4360 * tree-flow.h (release_defs_bitset): Declare.
4362 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4365 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4366 in the middle block.
4368 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4370 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4371 via intptr_t to long type.
4372 (insert_operand_rank): Cast long type via intptr_t to
4374 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4376 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4377 from pointer to unsigned via uintptr_t.
4379 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4380 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4382 * configure: Regenerated.
4383 * config.in: Regenerated
4384 * system.h (stdint.h): Add include.
4385 (inttypes.h): Likewise.
4386 * Makefile.in (aclocal): Add config/stdint.m4.
4387 * aclocal.m4: Regenerated.
4389 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4391 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4393 (note_np_check_stores): New function.
4394 (harmless_null_pointer_p): New function.
4395 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4396 changed. Take into account whether we're in the shadow of a condjump
4397 that tested NP_REG for NULL.
4398 Lose all code that tested for SEQUENCEs.
4399 (workaround_speculation): Avoid inserting NOPs for loads that are
4400 either always executed or a NULL pointer.
4402 2009-09-08 Jan Hubicka <jh@suse.cz>
4404 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4405 * params.def (early-inlining-insns): Likewise.
4407 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4409 PR rtl-optimization/41239
4410 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4411 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4413 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4414 across calls, as the calls might not always return normally.
4415 (call_may_noreturn_p): New function.
4416 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4417 (init_deps): Initialize it.
4418 (remove_from_deps): Also remove calls from
4419 last_function_call_may_noreturn list.
4421 2009-09-07 Richard Henderson <rth@redhat.com>
4423 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4424 more VR->OPERANDS than LHS operands. Free LHS before returning.
4426 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4428 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4429 (attr "addrtype"): New member "spreg".
4430 Use it if mem_spfp_address_operand is true for the address.
4431 (attr "type"): New entry "stall".
4432 (cpu_unit "load"): New.
4433 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4435 (insn_reservation "loadsp"): New.
4436 (insn_reservation "load_stall1"): New.
4437 (insn_reservation "load_stall3"): New.
4439 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4440 (mem_p_address_operand): Exclude stack and frame pointer based
4442 (mem_spfp_address_operand): New; match them here.
4443 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4444 (bfin_reorg): Call it if scheduling insns.
4445 (bfin_gen_bundles): Remove dummy insns created by
4446 add_sched_insns_for_speculation.
4448 From Jie Zhang <jie.zhang@analog.com>:
4449 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4450 bfin_si_revision, bfin_workarounds): Move these ...
4451 * config/bfin/bfin.h: ... here.
4453 From Mike Frysinger <michael.frysinger@analog.com>
4454 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4455 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4456 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4457 bf547m, bf548m, and bf549m.
4458 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4459 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4460 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4461 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4462 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4463 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4464 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4465 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4466 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4467 bf542m, bf544m, bf547m, bf548m, and bf549m.
4469 From Jie Zhang <jie.zhang@analog.com>:
4470 * config/bfin/predicates.md (p_register_operand): New predicate.
4471 (dp_register_operand): New predicate.
4472 * config/bfin/bfin-protos.h (WA_05000074): Define.
4473 (ENABLE_WA_05000074): Define.
4474 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4475 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4476 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4477 (define_attr addrtype): Allow load/store register to be P register.
4478 (define_attr storereg): New.
4479 (define_cpu_unit anomaly_05000074): New.
4480 (define_insn_reservation dsp32shiftimm): New.
4481 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4482 (define_insn_reservation loadp): Cannot use slot2.
4483 (define_insn_reservation loadsp): Cannot use slot2.
4484 (define_insn_reservation storep): Cannot use slot2. Does not
4485 apply when working around 05000074.
4486 (define_insn_reservation storep_anomaly_05000074): New.
4487 (define_insn_reservation storei): Does not apply when working
4489 (define_insn_reservation storei_anomaly_05000074): New.
4490 (define_attr length): Add dsp32shiftimm case.
4491 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4492 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4493 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4494 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4495 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4497 2009-09-07 Martin Jambor <mjambor@suse.cz>
4500 * tree-sra.c (create_artificial_child_access): Return NULL if
4501 build_ref_for_offset fails.
4502 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4503 and create_artificial_child_access to fail.
4505 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4508 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4509 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4510 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4512 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4514 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4515 block, ensure it has an exit edge. Emit a barrier after a jump.
4517 2009-09-07 Nick Clifton <nickc@redhat.com>
4519 * gcc.c (this_is_linker_script): New variable. Like
4520 this_is_library_file but for the %T constructor.
4521 (end_going_arg): If this_is_linker_script is set then locate the
4522 script and insert a --script switch before it
4523 (do_spec_2): Initialise this_is_linker_script.
4524 (do_spec_1): Likewise. Handle %T construct.
4525 (eval_spec_function): Preserve this_is_linker_script.
4526 * doc/invoke.texi: Document %T construct in spec files.
4527 * config/m32c/m32c.h (LIB_SPEC): Use it.
4529 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4531 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4532 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4533 when volatile flag is set.
4534 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4536 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4539 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4540 (combine_stack_adjustments_for_block): Allow insns between stack
4541 adjustments and stores with corresponding pre-(dec|inc)rement or
4542 pre-modify operation.
4544 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4547 * combine-stack-adj.c (struct csa_memlist): Rename to...
4548 (struct csa_reflist): ... this. Rename mem field to ref.
4549 (free_csa_memlist): Rename to...
4550 (free_csa_reflist): ... this.
4551 (record_one_stack_memref): Rename to...
4552 (record_one_stack_ref): ... this. Handle also REG_P.
4553 (try_apply_stack_adjustment): Handle also REG_P.
4554 (struct record_stack_memrefs_data): Rename to...
4555 (struct record_stack_refs_data): ... this. Rename memlist field to
4557 (record_stack_memrefs): Rename to...
4558 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4559 subexpressions instead of failing when a MEM contains SP references.
4560 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4561 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4563 2009-09-06 Richard Guenther <rguenther@suse.de>
4566 * tree.c (build_array_type): Do not record types marked
4567 with structural equality in the canonical type hashtable.
4569 2009-09-06 Richard Guenther <rguenther@suse.de>
4572 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4574 2009-09-05 Richard Guenther <rguenther@suse.de>
4577 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4579 2009-09-05 Richard Guenther <rguenther@suse.de>
4582 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4584 2009-09-05 Richard Guenther <rguenther@suse.de>
4587 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4588 before comparing function argument types.
4590 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4593 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4596 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4599 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4601 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4602 locators before emit_insn is called.
4604 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4607 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4608 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4609 (reginfo_init): Don't call allocate_reg_info.
4611 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4614 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4615 NONDEBUG_INSN_P instead of INSN_P.
4617 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4620 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4622 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4625 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4626 pattern of the split.
4628 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4630 * toplev.c (process_options): Move setter of flag_var_tracking
4631 before other tests that depend on it. Move down setter of
4632 flag_rename_registers. Don't enable var-tracking-assignments
4633 by default if selective scheduling is enabled. Warn if both
4636 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4638 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4639 comment. Use switch statement to catch overlaps between rtx
4640 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4641 (IS_DECL_CODE): ... here. Remove.
4642 (check_value_is_not_decl): Remove.
4643 (dv_from_decl, dv_from_value): Check after conversion.
4645 2009-09-04 Richard Guenther <rguenther@suse.de>
4648 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4649 after emitting tunks. Move emitting thunks and ctors from ...
4650 (cgraph_optimize): ... here. Remove redundant
4651 cgraph_analyze_functions.
4652 * varasm.c (find_decl_and_mark_needed): Remove no longer
4654 (finish_aliases_1): Adjust check for thunk aliases.
4656 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4658 * config/arm/arm.md (ctzsi2): Added braces
4659 to avoid warning that broke booststrap.
4661 2009-09-04 Martin Jambor <mjambor@suse.cz>
4663 PR tree-optimization/41112
4664 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4665 handle variable-bounded arrays.
4666 (expr_with_var_bounded_array_refs_p): New function.
4667 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4669 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4671 * config/s390/2097.md: Removed two incorrect bypasses.
4672 (z10_fsimpdf): Fixed latency.
4673 (z10_fhex): New insn_reservation.
4674 (z10_floaddf): Fixed latency.
4675 (z10_floadsf): Fixed latency.
4676 (z10_ftrunctf): Fixed latency.
4677 (z10_ftruncdf): Fixed latency.
4678 * config/s390/s390.c (z10_cost): Fixed values.
4679 (s390_adjust_priority): Added z10 path.
4680 * config/s390/s390.md (type): Added fhex.
4681 (*mov<mode>_64dfp): Updated type attribute.
4682 (*mov<mode>_64): Updated type attribute.
4683 (*mov<mode>_31): Updated type attribute.
4684 (*mov<mode>"): Likewise.
4685 * config/s390/2084.md (x_fsimpdf): Updated condition.
4687 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4689 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4690 RTXs in the predicate for operand 1.
4692 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4694 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4695 (rbitsi2): New insn.
4696 (ctzsi2): New expand.
4697 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4699 2009-09-03 Martin Jambor <mjambor@suse.cz>
4701 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4702 (create_artificial_child_access): Use build_ref_for_offset instead
4703 of duplicate_expr_for_different_base.
4704 (propagate_subacesses_accross_link): Likewise.
4706 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4708 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4710 (mips16e_collect_argument_saves): Skip debug instructions.
4711 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4712 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4713 (r10k_insert_cache_barriers): Likewise.
4714 (mips_reorg_process_insns): Likewise.
4716 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4719 * ira.c (update_equiv_reg): Remove check on class likely spill.
4721 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4724 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4725 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4729 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4730 the stack slot if it is passed by invisible reference.
4731 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4732 by invisible reference.
4734 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4736 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4737 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4738 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4740 * config/bfin/sync.md: New file.
4741 * config/bfin/bfin.md: Include it.
4742 (UNSPEC_ATOMIC): New.
4743 (UNSPEC_ONES): Provide a unique number.
4745 From Jie Zhang <jie.zhang@analog.com>:
4746 * config/bfin/bfin.c (ret_regs): New.
4747 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4748 (must_save_rets_p): New.
4749 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4750 current_function_is_leaf.
4751 (do_link): Likewise.
4752 (do_unlink): Likewise.
4753 (expand_interrupt_handler_prologue): Use ret_regs array.
4754 (expand_interrupt_handler_epilogue): Use ret_regs array and
4755 pass return register to gen_return_internal.
4756 (bfin_expand_epilogue): Pass return register to
4757 gen_return_internal.
4758 (bfin_expand_call): Explicitly clobber RETS.
4759 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4760 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4761 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4762 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4764 (return_internal): Take a reg rtx rather than the register number.
4766 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4768 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4769 when comparing against estimated_loop_iterations_int return.
4771 2009-09-03 Richard Guenther <rguenther@suse.de>
4773 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4774 eh_personality_libfunc.
4776 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4778 * tree-parloops.c (separate_decls_in_region): Add space.
4780 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4782 * tree-parloops.c (separate_decls_in_region): Change the condition
4783 checking if there are reductions in the loop.
4785 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4787 PR tree-optimization/38275
4788 * tree-parloops.c (parallelize_loops): Replace profitability condition
4789 for expected number of iterations.
4791 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4793 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4794 (bootstrap-debug): Explain conditions in which it becomes default.
4795 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4798 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4800 * doc/invoke.texi (Optimize Options): Move
4801 -finline-small-functions to the -O2 list.
4803 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4805 * toplev.c (process_options): Enable var-tracking-assignments
4806 by default if var-tracking is enabled.
4808 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4810 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4812 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4813 * rtl.h (prev_nonnote_insn_bb): Declare it.
4815 2009-09-03 Diego Novillo <dnovillo@google.com>
4817 * cgraph.c (cgraph_node_for_decl): New.
4818 * cgraph.h (cgraph_node_for_decl): Declare.
4819 * tree.c (host_integerp): Return 0 if T is NULL.
4821 2009-09-03 Diego Novillo <dnovillo@google.com>
4823 * tree.h (struct alias_pair): Move from varasm.c.
4824 (alias_pairs): Likewise.
4825 (TYPE_MAXVAL): Define.
4826 (TYPE_MINVAL): Define.
4827 (iterative_hash_host_wide_int): Declare.
4828 (remove_unreachable_alias_pairs): Declare.
4829 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4830 * diagnostic.c (default_diagnostic_starter): Make extern.
4831 (default_diagnostic_finalizer): Make extern.
4832 * diagnostic.h (default_diagnostic_starter): Declare.
4833 (default_diagnostic_finalizer): Declare.
4834 (default_tree_printer): Declare.
4835 * toplev.c (default_tree_printer): Make extern.
4837 2009-09-03 Richard Guenther <rguenther@suse.de>
4838 Diego Novillo <dnovillo@google.com>
4840 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4841 * cgraphunit.c (cgraph_expand_function): Do not emit
4842 associated thunks from here.
4843 (cgraph_emit_thunks): New.
4844 (cgraph_optimize): Call it.
4845 Return if any IPA pass finds an error.
4846 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4849 2009-09-03 Simon Baldwin <simonb@google.com>
4850 Rafael Espindola <espindola@google.com>
4851 Richard Guenther <rguenther@suse.de>
4852 Doug Kwan <dougkwan@google.com>
4853 Diego Novillo <dnovillo@google.com>
4855 * tree.c: Include tree-pass.h, langhooks-def.h,
4856 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4857 (free_lang_data_in_type): New.
4858 (need_assembler_name_p): New.
4859 (free_lang_data_in_block): New.
4860 (free_lang_data_in_decl): New.
4861 (struct free_lang_data_d): New.
4862 (add_tree_to_fld_list): New.
4863 (find_decls_types_r): New.
4864 (get_eh_types_for_runtime): New.
4865 (find_decls_types_in_eh_region): New.
4866 (find_decls_types_in_node): New.
4867 (find_decls_types_in_var): New.
4868 (free_lang_data_in_cgraph): New.
4869 (free_lang_data): New.
4870 (gate_free_lang_data): New.
4871 (pass_ipa_free_lang_data): New.
4873 2009-09-03 Diego Novillo <dnovillo@google.com>
4875 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4876 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4877 (lang_hooks): Remove const qualifier.
4878 * ipa.c (cgraph_remove_unreachable_nodes): Call
4879 remove_unreachable_alias_pairs.
4880 * except.c (add_type_for_runtime): Check if TYPE has
4881 already been converted.
4882 (lookup_type_for_runtime): Likewise.
4883 (check_handled): Handle converted types.
4884 * varasm.c (remove_unreachable_alias_pairs): New.
4885 * gimple.c: Include demangle.h.
4886 (gimple_decl_printable_name): New.
4887 (gimple_fold_obj_type_ref): New.
4888 * gimple.h (gimple_decl_printable_name): Declare.
4889 (gimple_fold_obj_type_ref): Declare.
4890 * passes.c (init_optimization_passes): Add pass
4891 pass_ipa_free_lang_data.
4892 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4893 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4895 2009-09-03 Diego Novillo <dnovillo@google.com>
4897 * c-lang.c (lang_hooks): Remove const qualifier.
4899 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4901 * doc/install.texi (*-*-freebsd*): Update target information.
4903 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4905 * hard-reg-set.h (call_fixed_regs): Remove.
4906 * reginfo.c (call_fixed_regs): Remove.
4907 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4908 (globalize_reg): Don't use call_fixed_regs.
4909 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4912 2009-09-01 Michael Matz <matz@suse.de>
4914 * expr.h (emit_storent_insn, expand_expr_real_1,
4915 expand_expr_real_2): Declare.
4916 * expr.c (emit_storent_insn, expand_expr_real_1,
4917 expand_expr_real_2): Export.
4918 (store_expr): Setting and evaluating dont_return_target is useless.
4919 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4920 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4921 * except.c (expand_resx_expr): Rename to ...
4922 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4923 * except.h (expand_resx_stmt): Declare.
4924 * stmt.c: Add include gimple.h
4925 (expand_asm_expr): Rename to ...
4926 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4927 (expand_case): Rewrite to take gimple statement.
4928 * tree.h (expand_asm_stmt): Declare.
4929 (expand_case): Change prototype.
4930 * Makefile.in (stmt.o): Depend on gimple.h.
4931 * builtins.c (expand_builtin_synchronize): Build gimple asm
4932 statement, not an ASM_EXPR.
4933 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4934 gimple_to_tree, release_stmt_tree): Remove.
4935 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4936 ggc_free, but hold comparison code and operands separately.
4937 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4938 (expand_call_stmt, expand_gimple_stmt_1,
4939 expand_gimple_stmt): New helpers.
4940 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4941 release_stmt_tree. Call expand_gimple_stmt instead.
4942 (expand_gimple_basic_block): Ditto.
4944 * calls.c (emit_call_1): Don't look at EH regions here, make
4945 fntree parameter useless.
4946 (expand_call): New local rettype for TREE_TYPE(exp), use it
4947 throughout. Remove local p, use addr instead.
4948 Don't look at EH regions here.
4950 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4952 * doc/invoke.texi (-fsched-pressure): Document it.
4953 (-fsched-reg-pressure-heuristic): Remove it.
4955 * reload.c (ira.h): Include.
4956 (find_reloads): Add choosing reload on number of small spilled
4959 * haifa-sched.c (ira.h): Include.
4960 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4961 saved_reg_pressure, curr_reg_live, saved_reg_live,
4962 region_ref_regs): New variables.
4963 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4964 initiate_reg_pressure_info, setup_ref_regs,
4965 initiate_bb_reg_pressure_info, save_reg_pressure,
4966 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4968 (setup_insn_reg_pressure_info): New function.
4969 (rank_for_schedule): Add pressure checking and insn issue time.
4970 Remove comparison of insn reg weights.
4971 (ready_sort): Set insn reg pressure info.
4972 (update_register_pressure, setup_insn_max_reg_pressure,
4973 update_reg_and_insn_max_reg_pressure,
4974 sched_setup_bb_reg_pressure_info): New functions.
4975 (schedule_insn): Add code for printing and updating reg pressure info.
4976 (find_set_reg_weight, find_insn_reg_weight): Remove.
4977 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4978 (debug_ready_list): Print reg pressure info.
4979 (schedule_block): Ditto. Check insn issue time.
4980 (sched_init): Set up sched_pressure_p. Allocate and set up some
4981 reg pressure related info.
4982 (sched_finish): Free some reg pressure related info.
4983 (fix_tick_ready): Make insn always ready if pressure_p.
4984 (init_h_i_d): Don't call find_insn_reg_weight.
4985 (haifa_finish_h_i_d): Free insn reg pressure info.
4987 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4988 ira_memory_move_cost, ira_class_hard_regs,
4989 ira_class_hard_regs_num, ira_no_alloc_regs,
4990 ira_available_class_regs, ira_reg_class_cover_size,
4991 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4993 * ira-lives.c (single_reg_class): Check mode to find how many
4994 registers are necessary for operand.
4995 (ira_implicitly_set_insn_hard_regs): New.
4997 * common.opt (fsched-pressure): New options.
4998 (fsched-reg-pressure-heuristic): Remove.
5000 * ira.c (setup_eliminable_regset): Rename to
5001 ira_setup_eliminable_regset. Make it external.
5002 (expand_reg_info): Pass cover class to setup_reg_classes.
5003 (ira): Call resize_reg_info instead of allocate_reg_info.
5005 * sched-deps.c: Include ira.h.
5006 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5007 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5008 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5009 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5010 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5011 mark_insn_reg_store, mark_insn_reg_clobber,
5012 setup_insn_reg_pressure_info): New.
5013 (sched_analyze_1): Update implicit_reg_pending_uses.
5014 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5015 Use them to create dependencies. Set insn reg uses and pressure
5016 info. Process reg_pending_uses in one place.
5017 (free_deps): Free implicit sets.
5018 (remove_from_deps): Remove implicit sets if necessary. Check
5019 implicit sets when clearing reg_last_in_use.
5020 (init_deps_global): Clear implicit_reg_pending_clobbers and
5021 implicit_reg_pending_uses.
5023 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5024 ira_memory_move_cost, ira_class_hard_regs,
5025 ira_class_hard_regs_num, ira_no_alloc_regs,
5026 ira_available_class_regs, ira_reg_class_cover_size,
5027 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5028 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5029 ira_implicitly_set_insn_hard_regs): New prototypes.
5031 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5032 cost_elements_num): New variables.
5033 (allocno_costs, total_costs): Rename to costs and
5034 total_allocno_costs.
5035 (COSTS_OF_ALLOCNO): Rename to COSTS.
5036 (allocno_pref): Rename to pref.
5037 (allocno_pref_buffer): Rename to pref_buffer.
5038 (common_classes): Rename to regno_cover_class.
5040 (record_reg_classes): Set allocno attributes only if allocno_p.
5041 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5042 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5043 and COSTS_OF_ALLOCNO.
5044 (print_costs): Rename to print_allocno_costs.
5045 (print_pseudo_costs): New.
5046 (process_bb_node_for_costs): Split into 2 functions with new
5047 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5048 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5049 new parameter dump_file. Use cost_elements_num instead of
5050 ira_allocnos_num. Make one iteration if preferred classes were
5051 already calculated for scheduler. Make 2 versions of code
5052 depending on allocno_p.
5053 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5054 regno_cover_class and COSTS instead of common_classes and
5056 (init_costs, finish_costs): New.
5057 (ira_costs): Set up allocno_p and cost_elements_num. Call
5058 init_costs and finish_costs.
5059 (ira_set_pseudo_classes): New.
5061 * rtl.h (allocate_reg_info): Remove.
5062 (resize_reg_info): Change return type.
5063 (reg_cover_class): New.
5064 (setup_reg_classes): Add new parameter.
5066 * sched-int.h (struct deps_reg): New member implicit_sets.
5067 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5068 (INCREASE_BITS): New macro.
5069 (struct reg_pressure_data, struct reg_use_data): New.
5070 (struct _haifa_insn_data): Remove reg_weight. Add members
5071 reg_pressure, reg_use_list, reg_set_list, and
5072 reg_pressure_excess_cost_change.
5073 (struct deps): New member implicit_sets.
5074 (pressure_p): New variable.
5075 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5076 (struct reg_pressure_data, struct reg_use_data): New.
5077 (INSN_REG_WEIGHT): Remove.
5078 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5079 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5080 (sched_init_region_reg_pressure_info,
5081 sched_setup_bb_reg_pressure_info): New prototypes.
5083 * reginfo.c (struct reg_pref): New member coverclass.
5084 (reg_cover_class): New function.
5085 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5086 (reg_info_size): New variable.
5087 (allocate_reg_info): Make static. Setup reg_info_size.
5088 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5089 (setup_reg_classes): Add a new parameter. Setup cover class too.
5091 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5094 * sched-rgn.c (deps_join): Set up implicit_sets.
5095 (schedule_region): Set up region and basic blocks pressure
5098 * passes.c (init_optimization_passes): Move
5099 pass_subregs_of_mode_init before pass_sched.
5101 2009-09-02 Martin Jambor <mjambor@suse.cz>
5103 * tree-sra.c (struct access): New field grp_hint.
5104 (dump_access): Dump grp_hint.
5105 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5107 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5108 those which have been specifically read and somehow written to.
5109 (propagate_subacesses_accross_link): Set grp_hint of right child and
5110 also possibly of the left child.
5112 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5114 * tree-object-size.c (addr_object_size): Always use object_size_type
5115 0 or 2 when determining the pointer pointed object size.
5117 2009-09-02 Richard Guenther <rguenther@suse.de>
5120 2009-08-31 Richard Guenther <rguenther@suse.de>
5122 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5123 to query if the memory regions for memmove overlap.
5124 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5125 asserts on pointers, instead deal with odd trees.
5126 (ptr_derefs_may_alias_p): Likewise.
5127 (refs_may_alias_p_1): Constructor bases also never alias.
5129 2009-08-01 Christian Bruel <christian.bruel@st.com>
5132 2009-07-31 Christian Bruel <christian.bruel@st.com>
5133 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5135 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5137 * doc/invoke.texi (-fvar-tracking-assignments): New.
5138 (-fvar-tracking-assignments-toggle): New.
5139 (-fdump-final-insns=file): Mark filename as optional.
5140 (--param min-nondebug-insn-uid): New.
5141 (-gdwarf-@{version}): Mention version 4.
5142 * opts.c (common_handle_option): Accept it.
5143 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5144 * regrename.c (regrename_optimize): Drop last. Don't count debug
5145 insns as uses. Don't reject change because of debug insn.
5146 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5147 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5148 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5149 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5150 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5151 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5152 * doc/gimple.texi (is_gimple_debug): New.
5153 (gimple_debug_bind_p): New.
5154 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5155 * doc/install.texi (bootstrap-debug): More details.
5156 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5157 (bootstrap-debug-lib): More details.
5158 (bootstrap-debug-ckovw): Update.
5159 (bootstrap-time): New.
5160 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5161 (insert_phi_nodes_for): Insert debug stmts.
5162 (rewrite_stmt): Take iterator. Insert debug stmts.
5163 (rewrite_enter_block): Adjust.
5164 (maybe_replace_use_in_debug_stmt): New.
5165 (rewrite_update_stmt): Use it.
5166 (mark_use_interesting): Return early for debug stmts.
5167 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5168 stmts before replacing stmt.
5169 (move_computations_stmt): Likewise.
5170 * ira-conflicts.c (add_copies): Skip debug insns.
5171 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5172 (regstat_bb_compute_ri): Skip debug insns.
5173 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5174 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5175 check_loop_closed_ssa_stmt): Skip debug stmts.
5176 * tree-tailcall.c (find_tail_calls): Likewise.
5177 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5178 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5179 (build_var_debug_value_stat): Declare.
5180 (build_var_debug_value): Define.
5181 (target_for_debug_bind): Declare.
5182 * reload.c (find_equiv_reg): Skip debug insns.
5183 * rtlanal.c (reg_used_between_p): Skip debug insns.
5184 (side_effects_p): Likewise.
5185 (canonicalize_condition): Likewise.
5186 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5187 insns never depend on debug insns.
5188 (create_ddg_dep_no_link): Likewise.
5189 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5190 Don't add inter-loop dependencies for debug insns.
5191 (build_intra_loop_deps): Likewise.
5192 (create_ddg): Count debug insns.
5193 * ddg.h (struct ddg::num_debug): New.
5194 (num_backargs): Pair up with previous int field.
5195 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5196 -fcompare-debug-second.
5197 * final.c (get_attr_length_1): Skip debug insns.
5198 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5199 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5200 (driver_self_specs): Map -fdump-final-insns to
5201 -fdump-final-insns=..
5202 (get_local_tick): New.
5203 (compare_debug_dump_opt_spec_function): Test for . argument and
5204 compute output name. Compute temp output spec without flag name.
5205 Compute -frandom-seed.
5206 (OPT): Undef after use.
5207 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5208 (average_num_loop_insns): Likewise.
5209 * params.h (MIN_NONDEBUG_INSN_UID): New.
5210 * gimple.def (GIMPLE_DEBUG): New.
5211 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5212 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5213 (merge_in_block): Fix whitespace.
5214 * toplev.c (flag_var_tracking): Update comment.
5215 (flag_var_tracking_assignments): New.
5216 (flag_var_tracking_assignments_toggle): New.
5217 (process_options): Don't open final insns dump file if we're not
5218 going to write to it. Compute defaults for var_tracking.
5219 * df-scan.c (df_insn_rescan_debug_internal): New.
5220 (df_uses_record): Handle debug insns.
5221 * haifa-sched.c (ready): Initialize n_debug.
5222 (contributes_to_priority): Skip debug insns.
5223 (dep_list_size): New.
5225 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5226 they're ready. Disregard previous debug insns to make decisions.
5227 (queue_insn): Never queue debug insns.
5228 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5229 (schedule_insn): Don't reject debug insns because of issue rate.
5230 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5231 (queue_to_ready): Skip and discount debug insns.
5232 (choose_ready): Let debug insns through.
5233 (schedule_block): Check boundary debug insns. Discount debug
5234 insns, schedule them early. Adjust whitespace.
5235 (set_priorities): Check for boundary debug insns.
5236 (add_jump_dependencies): Use dep_list_size.
5237 (prev_non_location_insn): New.
5238 (check_cfg): Use it.
5239 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5241 (remove_unused_ivs): Reset debug stmts.
5242 * modulo-sched.c (const_iteration_count): Skip debug insns.
5243 (res_MII): Discount debug insns.
5244 (loop_single_full_bb_p): Skip debug insns.
5245 (sms_schedule): Likewise.
5246 (sms_schedule_by_order): Likewise.
5247 (ps_has_conflicts): Likewise.
5248 * caller-save.c (refmarker_fn): New.
5249 (save_call_clobbered_regs): Replace regs with saved mem in
5251 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5252 Call refmarker_fn mark for hardregnos.
5253 (mark_reg_as_referenced): New.
5254 (replace_reg_with_saved_mem): New.
5255 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5256 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5258 (cse_extended_basic_block): Skip debug insns.
5259 (count_reg_usage): Likewise.
5260 (is_dead_reg): New, split out of...
5261 (set_live_p): ... here.
5262 (insn_live_p): Use it for debug insns.
5263 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5264 (execute_optimize_stdarg): Likewise.
5265 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5266 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5267 changes in debug stmts as changes.
5268 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5269 (moveup_expr): Don't move across debug insns. Don't move
5270 debug insn if it would create a bookkeeping block.
5271 (moveup_expr_cached): Don't use cache for debug insns that
5272 are heads of blocks.
5273 (compute_av_set_inside_bb): Skip debug insns.
5274 (sel_rank_for_schedule): Schedule debug insns first. Remove
5276 (block_valid_for_bookkeeping_p); Support lax searches.
5277 (create_block_for_bookkeeping): Adjust block numbers when
5278 encountering debug-only blocks.
5279 (find_place_for_bookkeeping): Deal with debug-only blocks.
5280 (generate_bookkeeping_insn): Accept no place to insert.
5281 (remove_temp_moveop_nops): New argument full_tidying.
5282 (prepare_place_to_insert): Deal with debug insns.
5283 (advance_state_on_fence): Debug insns don't start cycles.
5284 (update_boundaries): Take fence as argument. Deal with
5286 (schedule_expr_on_boundary): No full_tidying on debug insns.
5287 (fill_insns): Deal with debug insns.
5288 (track_scheduled_insns_and_blocks): Don't count debug insns.
5289 (need_nop_to_preserve_insn_bb): New, split out of...
5290 (remove_insn_from_stream): ... this.
5291 (fur_orig_expr_not_found): Skip debug insns.
5292 * rtl.def (VALUE): Move up.
5294 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5295 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5296 Set it if debug stmts are found.
5297 (statement_sink_location): Skip debug stmts. Propagate
5298 moving defs into debug stmts.
5299 * ifcvt.c (first_active_insn): Skip debug insns.
5300 (last_active_insns): Likewise.
5301 (cond_exec_process_insns): Likewise.
5302 (noce_process_if_block): Likewise.
5303 (check_cond_move_block): Likewise.
5304 (cond_move_convert_if_block): Likewise.
5305 (block_jumps_and_fallthru_p): Likewise.
5306 (dead_or_predicable): Likewise.
5307 * dwarf2out.c (debug_str_hash_forced): New.
5308 (find_AT_string): Add comment.
5309 (gen_label_for_indirect_string): New.
5310 (get_debug_string_label): New.
5311 (AT_string_form): Use it.
5312 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5313 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5314 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5315 several operations that cannot be represented with DWARF opcodes.
5316 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5317 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5318 (dwarf2out_var_location): Take during-call mark into account.
5319 (output_indirect_string): Update comment. Output if there are
5320 label and references.
5321 (prune_indirect_string): New.
5322 (prune_unused_types): Call it if debug_str_hash_forced.
5323 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5324 (dw_long_long_const): Remove.
5325 (struct dw_val_struct): Change val_long_long type to rtx.
5326 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5327 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5328 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5329 component instead of HOST_BITS_PER_LONG.
5330 (output_loc_operands): Likewise. For const8* assert
5331 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5332 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5333 rather than HOST_BITS_PER_LONG is >= 64.
5334 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5336 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5337 HOST_BITS_PER_LONG for dw_val_class_long_long.
5338 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5339 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5340 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5342 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5343 Handle DW_OP_implicit_value.
5344 (extract_int): Move prototype earlier.
5345 (mem_loc_descriptor): For SUBREG punt if inner
5346 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5347 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5348 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5349 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5350 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5351 instead of Pmode size.
5352 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5353 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5354 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5355 (concat_loc_descriptor, concatn_loc_descriptor,
5356 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5357 (add_location_or_const_value_attribute): Likewise. For single
5358 location loc_lists attempt to use add_const_value_attribute
5359 for constant decls. Add DW_AT_const_value even if
5360 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5362 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5363 (control_flow_insn_p): Likewise.
5364 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5365 (separate_decls_in_region_debug_bind): New.
5366 (separate_decls_in_region): Process debug bind stmts afterwards.
5367 * recog.c (verify_changes): Handle debug insns.
5368 (extract_insn): Likewise.
5369 (peephole2_optimize): Skip debug insns.
5370 * dse.c (scan_insn): Skip debug insns.
5371 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5373 (setup_id_for_insn): Handle debug insns.
5374 (maybe_tidy_empty_bb): Adjust whitespace.
5375 (tidy_control_flow): Skip debug insns.
5376 (sel_remove_insn): Adjust for debug insns.
5377 (sel_estimate_number_of_insns): Skip debug insns.
5378 (create_insn_rtx_from_pattern): Handle debug insns.
5379 (create_copy_of_insn_rtx): Likewise.
5380 * sel-sched-.h (sel_bb_end): Declare.
5381 (sel_bb_empty_or_nop_p): New.
5382 (get_all_loop_exits): Use it.
5383 (_eligible_successor_edge_p): Likewise.
5384 (return_nop_to_pool): Adjust.
5385 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5386 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5387 * gimple-pretty-print.c (dump_gimple_debug): New.
5388 (dump_gimple_stmt): Use it.
5389 (dump_bb_header): Skip gimple debug stmts.
5390 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5391 (fixup_match_2): Likewise.
5392 (regmove_backward_pass): Likewise. Simplify combined
5393 replacement. Handle debug insns.
5394 * function.c (instantiate_virtual_regs): Handle debug insns.
5395 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5396 * print-rtl.h: Include cselib.h.
5397 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5398 * df.h (df_inns_rescan_debug_internal): Declare.
5399 * gcse.c (alloc_hash_table): Estimate n_insns.
5400 (cprop_insn): Don't regard debug insns as changes.
5401 (bypass_conditional_jumps): Skip debug insns.
5402 (one_pre_gcse_pass): Adjust.
5403 (one_code_hoisting_pass): Likewise.
5404 (compute_ld_motion_mems): Skip debug insns.
5405 (one_cprop_pass): Adjust.
5406 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5407 (if_convertible_stmt_p): Handle debug stmts.
5408 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5409 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5410 * ira-build.c (create_bb_allocnos): Skip debug insns.
5411 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5412 (has_single_use): Likewise.
5413 (single_imm_use): Likewise.
5414 (num_imm_uses): Likewise.
5415 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5416 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5417 (create_outofssa_var_map): Likewise.
5418 * lower-subreg.c (adjust_decomposed_uses): New.
5419 (resolve_debug): New.
5420 (decompose_multiword_subregs): Use it.
5421 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5422 * emit-rtl.c: Include params.h.
5423 (cur_debug_insn_uid): Define.
5424 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5425 (copy_rtx_if_shared_1): Handle debug insns.
5426 (reset_used_flags): Likewise.
5427 (set_used_flags): LIkewise.
5428 (get_max_insn_count): New.
5429 (next_nondebug_insn): New.
5430 (prev_nondebug_insn): New.
5431 (make_debug_insn_raw): New.
5432 (emit_insn_before_noloc): Handle debug insns.
5433 (emit_jump_insn_before_noloc): Likewise.
5434 (emit_call_insn_before_noloc): Likewise.
5435 (emit_debug_insn_before_noloc): New.
5436 (emit_insn_after_noloc): Handle debug insns.
5437 (emit_jump_insn_after_noloc): Likewise.
5438 (emit_call_insn_after_noloc): Likewise.
5439 (emit_debug_insn_after_noloc): Likewise.
5440 (emit_insn_after): Take loc from earlier non-debug insn.
5441 (emit_jump_insn_after): Likewise.
5442 (emit_call_insn_after): Likewise.
5443 (emit_debug_insn_after_setloc): New.
5444 (emit_debug_insn_after): New.
5445 (emit_insn_before): Take loc from later non-debug insn.
5446 (emit_jump_insn_before): Likewise.
5447 (emit_call_insn_before): Likewise.
5448 (emit_debug_insn_before_setloc): New.
5449 (emit_debug_insn_before): New.
5450 (emit_insn): Handle debug insns.
5451 (emit_debug_insn): New.
5452 (emit_jump_insn): Handle debug insns.
5453 (emit_call_insn): Likewise.
5455 (init_emit): Take min-nondebug-insn-uid into account.
5456 Initialize cur_debug_insn_uid.
5457 (emit_copy_of_insn_after): Handle debug insns.
5458 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5459 location of single rhs in place.
5460 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5461 (floor_sdiv_adjust): New.
5462 (cell_sdiv_adjust): New.
5463 (cell_udiv_adjust): New.
5464 (round_sdiv_adjust): New.
5465 (round_udiv_adjust): New.
5466 (wrap_constant): Moved from cselib.
5467 (unwrap_constant): New.
5468 (expand_debug_expr): New.
5469 (expand_debug_locations): New.
5470 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5472 (gimple_expand_cfg): Expand debug locations.
5473 * cselib.c: Include tree-pass.h.
5474 (struct expand_value_data): New.
5475 (cselib_record_sets_hook): New.
5476 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5477 (cselib_clear_table): Move, and implemnet in terms of...
5478 (cselib_reset_table_with_next_value): ... this.
5479 (cselib_get_next_unknown_value): New.
5480 (discard_useless_locs): Don't discard preserved values.
5481 (cselib_preserve_value): New.
5482 (cselib_preserved_value_p): New.
5483 (cselib_preserve_definitely): New.
5484 (cselib_clear_preserve): New.
5485 (cselib_preserve_only_values): New.
5486 (new_cselib_val): Take rtx argument. Dump it in details.
5487 (cselib_lookup_mem): Adjust.
5488 (expand_loc): Take regs_active in struct. Adjust. Silence
5489 dumps unless details are requested.
5490 (cselib_expand_value_rtx_cb): New.
5491 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5492 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5493 without details. Copy more subregs. Try to resolve values
5494 using a callback. Wrap constants.
5495 (cselib_subst_to_values): Adjust.
5496 (cselib_log_lookup): New.
5497 (cselib_lookup): Call it.
5498 (cselib_invalidate_regno): Don't count preserved values as useless.
5499 (cselib_invalidate_mem): Likewise.
5500 (cselib_record_set): Likewise.
5501 (struct set): Renamed to cselib_set, moved to cselib.h.
5502 (cselib_record_sets): Adjust. Call hook.
5503 (cselib_process_insn): Reset table when it would be cleared.
5504 (dump_cselib_val): New.
5505 (dump_cselib_table): New.
5506 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5507 (remove_forwarder_block): Support moving debug stmts.
5508 * cselib.h (cselib_record_sets_hook): Declare.
5509 (cselib_expand_callback): New type.
5510 (cselib_expand_value_rtx_cb): Declare.
5511 (cselib_reset_table_with_next_value): Declare.
5512 (cselib_get_next_unknown_value): Declare.
5513 (cselib_preserve_value): Declare.
5514 (cselib_preserved_value_p): Declare.
5515 (cselib_preserve_only_values): Declare.
5516 (dump_cselib_table): Declare.
5517 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5518 (try_crossjump_to_edge): Likewise.
5519 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5520 dominated blocks when debug stmts are present.
5521 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5522 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5523 (set_var_live_on_entry): Likewise.
5524 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5525 * cfglayout.c (curr_location, last_location): Make static.
5526 (set_curr_insn_source_location): Don't avoid bouncing.
5527 (get_curr_insn_source_location): New.
5528 (get_curr_insn_block): New.
5529 (duplicate_insn_chain): Handle debug insns.
5530 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5532 * common.opt (fcompare-debug): Move to sort order.
5533 (fdump-unnumbered-links): Likewise.
5534 (fvar-tracking-assignments): New.
5535 (fvar-tracking-assignments-toggle): New.
5536 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5537 because of debug stmts.
5538 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5539 (eliminate_unnecessary_stmts): Walk dominated blocks before
5541 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5542 * ira.c (memref_used_between_p): Skip debug insns.
5543 (update_equiv_regs): Likewise.
5544 * sched-deps.c (sd_lists_size): Accept empty list.
5545 (sd_init_insn): Mark debug insns.
5546 (sd_finish_insn): Unmark them.
5547 (sd_add_dep): Reject non-debug deps on debug insns.
5548 (fixup_sched_groups): Give debug insns group treatment.
5550 (sched_analyze_reg): Don't mark debug insns for sched before call.
5551 (sched_analyze_2): Handle debug insns.
5552 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5554 (deps_analyze_insn): Handle debug insns.
5555 (deps_start_bb): Skip debug insns.
5556 (init_deps): Initialize last_debug_insn.
5557 * tree-ssa.c (target_for_debug_bind): New.
5558 (find_released_ssa_name): New.
5559 (propagate_var_def_into_debug_stmts): New.
5560 (propagate_defs_into_debug_stmts): New.
5561 (verify_ssa): Skip debug bind stmts without values.
5562 (warn_uninialized_vars): Skip debug stmts.
5563 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5564 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5565 (rtx_equal_p): Likewise.
5566 * ira-costs.c (scan_one_insn): Skip debug insns.
5567 (process_bb_node_for_hard_reg_moves): Likewise.
5568 * rtl.h (DEBUG_INSN_P): New.
5569 (NONDEBUG_INSN_P): New.
5570 (MAY_HAVE_DEBUG_INSNS): New.
5571 (INSN_P): Accept debug insns.
5572 (RTX_FRAME_RELATED_P): Likewise.
5573 (INSN_DELETED_P): Likewise
5574 (PAT_VAR_LOCATION_DECL): New.
5575 (PAT_VAR_LOCATION_LOC): New.
5576 (PAT_VAR_OCATION_STATUS): New.
5577 (NOTE_VAR_LOCATION_DECL): Reimplement.
5578 (NOTE_VAR_LOCATION_LOC): Likewise.
5579 (NOTE_VAR_LOCATION_STATUS): Likewise.
5580 (INSN_VAR_LOCATION): New.
5581 (INSN_VAR_LOCATION_DECL): New.
5582 (INSN_VAR_LOCATION_LOC): New.
5583 (INSN_VAR_LOCATION_STATUS): New.
5584 (gen_rtx_UNKNOWN_VAR_LOC): New.
5585 (VAR_LOC_UNKNOWN_P): New.
5586 (NOTE_DURING_CALL_P): New.
5587 (SCHED_GROUP_P): Accept debug insns.
5588 (emit_debug_insn_before): Declare.
5589 (emit_debug_insn_before_noloc): Declare.
5590 (emit_debug_insn_beore_setloc): Declare.
5591 (emit_debug_insn_after): Declare.
5592 (emit_debug_insn_after_noloc): Declare.
5593 (emit_debug_insn_after_setloc): Declare.
5594 (emit_debug_insn): Declare.
5595 (make_debug_insn_raw): Declare.
5596 (prev_nondebug_insn): Declare.
5597 (next_nondebug_insn): Declare.
5598 (delegitimize_mem_from_attrs): Declare.
5599 (get_max_insn_count): Declare.
5600 (wrap_constant): Declare.
5601 (unwrap_constant): Declare.
5602 (get_curr_insn_source_location): Declare.
5603 (get_curr_insn_block): Declare.
5604 * tree-inline.c (insert_debug_decl_map): New.
5605 (processing_debug_stmt): New.
5606 (remap_decl): Don't create new mappings in debug stmts.
5607 (remap_gimple_op_r): Don't add references in debug stmts.
5608 (copy_tree_body_r): Likewise.
5609 (remap_gimple_stmt): Handle debug bind stmts.
5610 (copy_bb): Skip debug stmts.
5611 (copy_edges_for_bb): Likewise.
5612 (copy_debug_stmt): New.
5613 (copy_debug_stmts): New.
5614 (copy_body): Copy debug stmts at the end.
5615 (insert_init_debug_bind): New.
5616 (insert_init_stmt): Take id. Skip and emit debug stmts.
5617 (setup_one_parameter): Remap variable earlier, register debug mapping.
5618 (estimate_num_insns): Skip debug stmts.
5619 (expand_call_inline): Preserve debug_map.
5620 (optimize_inline_calls): Check for no debug_stmts left-overs.
5621 (unsave_expr_now): Preserve debug_map.
5622 (copy_gimple_seq_and_replace_locals): Likewise.
5623 (tree_function_versioning): Check for no debug_stmts left-overs.
5624 Init and destroy debug_map as needed. Split edges unconditionally.
5625 (build_duplicate_type): Init and destroy debug_map as needed.
5626 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5627 (struct copy_body_data): Add debug_stmts and debug_map.
5628 * sched-int.h (struct ready_list): Add n_debug.
5629 (struct deps): Add last_debug_insn.
5630 (DEBUG_INSN_SCHED_P): New.
5631 (BOUNDARY_DEBUG_INSN_P): New.
5632 (SCHEDULE_DEBUG_INSN_P): New.
5633 (sd_iterator_cond): Accept empty list.
5634 * combine.c (create_log_links): Skip debug insns.
5635 (combine_instructions): Likewise.
5636 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5637 return value is always unshared.
5638 (struct rtx_subst_pair): New.
5639 (auto_adjust_pair): New.
5640 (propagate_for_debug_subst): New.
5641 (propagate_for_debug): New.
5642 (try_combine): Skip debug insns. Propagate removed defs into
5644 (next_nonnote_nondebug_insn): New.
5645 (distribute_notes): Use it. Skip debug insns.
5646 (distribute_links): Skip debug insns.
5647 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5648 * resource.c (mark_target_live_regs): Likewise.
5649 * var-tracking.c: Include cselib.h and target.h.
5650 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5652 (micro_operation_type_name): New.
5653 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5654 (struct micro_operation_def): Update comments.
5655 (decl_or_value): New type. Use instead of decls.
5656 (struct emit_note_data_def): Add vars.
5657 (struct attrs_def): Use decl_or_value.
5658 (struct variable_tracking_info_def): Add permp, flooded.
5659 (struct location_chain_def): Update comment.
5660 (struct variable_part_def): Use decl_or_value.
5661 (struct variable_def): Make var_part a variable length array.
5663 (scratch_regs): New.
5664 (cselib_hook_called): New.
5665 (dv_is_decl_p): New.
5666 (dv_is_value_p): New.
5669 (dv_as_opaque): New.
5670 (dv_onepart_p): New.
5672 (IS_DECL_CODE): New.
5673 (check_value_is_not_decl): New.
5674 (dv_from_decl): New.
5675 (dv_from_value): New.
5676 (dv_htab_hash): New.
5677 (variable_htab_hash): Use it.
5678 (variable_htab_eq): Support values.
5679 (variable_htab_free): Free from the right pool.
5680 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5681 (attrs_list_union): Adjust.
5682 (attrs_list_mpdv_union): New.
5683 (tie_break_pointers): New.
5684 (canon_value_cmp): New.
5685 (unshare_variable): Return possibly-modified slot.
5686 (vars_copy_1): Adjust.
5687 (var_reg_decl_set): Adjust. Split out of...
5688 (var_reg_set): ... this.
5689 (get_init_value): Adjust.
5690 (var_reg_delete_and_set): Adjust.
5691 (var_reg_delete): Adjust.
5692 (var_regno_delete): Adjust.
5693 (var_mem_decl_set): Split out of...
5694 (var_mem_set): ... this.
5695 (var_mem_delete_and_set): Adjust.
5696 (var_mem_delete): Adjust.
5700 (variable_union): Adjust. Speed up merge of 1-part vars.
5701 (variable_canonicalize): Use unshared slot.
5702 (VALUED_RECURSED_INTO): New.
5703 (find_loc_in_1pdv): New.
5704 (struct dfset_merge): New.
5705 (insert_into_intersection): New.
5706 (intersect_loc_chains): New.
5708 (canonicalize_loc_order_check): New.
5709 (canonicalize_values_mark): New.
5710 (canonicalize_values_star): New.
5711 (variable_merge_over_cur): New.
5712 (variable_merge_over_src): New.
5713 (dataflow_set_merge): New.
5714 (dataflow_set_equiv_regs): New.
5715 (remove_duplicate_values): New.
5716 (struct dfset_post_merge): New.
5717 (variable_post_merge_new_vals): New.
5718 (variable_post_merge_perm_vals): New.
5719 (dataflow_post_merge_adjust): New.
5720 (find_mem_expr_in_1pdv): New.
5721 (dataflow_set_preserve_mem_locs): New.
5722 (dataflow_set_remove_mem_locs): New.
5723 (dataflow_set_clear_at_call): New.
5724 (onepart_variable_different_p): New.
5725 (variable_different_p): Use it.
5726 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5727 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5729 (track_loc_p): Pass it true.
5730 (struct count_use_info): New.
5731 (find_use_val): New.
5732 (replace_expr_with_values): New.
5734 (use_type): New, partially split out of...
5735 (count_uses): ... this. Count new micro-ops.
5736 (count_uses_1): Adjust.
5737 (count_stores): Adjust.
5738 (count_with_sets): New.
5739 (VAL_NEEDS_RESOLUTION): New.
5740 (VAL_HOLDS_TRACK_EXPR): New.
5741 (VAL_EXPR_IS_COPIED): New.
5742 (VAL_EXPR_IS_CLOBBERED): New.
5743 (add_uses): Adjust. Generate new micro-ops.
5744 (add_uses_1): Adjust.
5745 (add_stores): Generate new micro-ops.
5746 (add_with_sets): New.
5747 (find_src_status): Adjust.
5748 (find_src_set_src): Adjust.
5749 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5750 Handle new micro-ops. Canonicalize value equivalances.
5751 (vt_find_locations): Compute total size of hash tables for
5752 dumping. Perform merge for var-tracking-assignments. Don't
5753 disregard single-block loops.
5754 (dump_attrs_list): Handle decl_or_value.
5755 (dump_variable): Take variable. Deal with decl_or_value.
5756 (dump_variable_slot): New.
5757 (dump_vars): Use it.
5758 (dump_dataflow_sets): Adjust.
5759 (set_slot_part): New, extended to support one-part variables
5760 after splitting out of...
5761 (set_variable_part): ... this.
5762 (clobber_slot_part): New, split out of...
5763 (clobber_variable_part): ... this.
5764 (delete_slot_part): New, split out of...
5765 (delete_variable_part): .... this.
5766 (check_wrap_constant): New.
5767 (vt_expand_loc_callback): New.
5768 (vt_expand_loc): New.
5769 (emit_note_insn_var_location): Adjust. Handle values. Handle
5770 EMIT_NOTE_AFTER_CALL_INSN.
5771 (emit_notes_for_differences_1): Adjust. Handle values.
5772 (emit_notes_for_differences_2): Likewise.
5773 (emit_notes_for_differences): Adjust.
5774 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5775 Adjust. Handle new micro-ops.
5776 (vt_add_function_parameters): Adjust. Create and bind values.
5777 (vt_initialize): Adjust. Initialize scratch_regs and
5778 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5779 operations. Move some code to count_with_sets and add_with_sets.
5780 (delete_debug_insns): New.
5781 (vt_debug_insns_local): New.
5782 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5784 (var_tracking_main): If var-tracking-assignments is enabled
5785 but var-tracking isn't, delete debug insns and leave. Likewise
5786 if we exceed limits or fail the stack adjustments tests, and
5787 after all var-tracking processing.
5788 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5789 (dataflow_set): Add traversed_vars.
5790 (value_chain, const_value_chain): New typedefs.
5791 (value_chain_pool, value_chains): New variables.
5792 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5793 add_value_chains, add_cselib_value_chains, remove_value_chain,
5794 remove_value_chains, remove_cselib_value_chains): New functions.
5795 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5796 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5798 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5799 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5800 (dst_can_be_shared): New variable.
5801 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5802 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5803 different from set->vars, look up slot again instead of using the
5805 (dataflow_set_init): Initialize traversed_vars.
5806 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5807 lookup if set->vars is shared. Don't keep slot cleared before
5808 calling unshare_variable. Unshare set->vars if needed. Adjust
5809 unshare_variable callers. Clear dst_can_be_shared if needed.
5810 Even ->refcount == 1 vars must be unshared if set->vars is shared
5811 and var needs to be modified.
5812 (dataflow_set_union): Set traversed_vars during canonicalization.
5813 (VALUE_CHANGED, DECL_CHANGED): Define.
5814 (set_dv_changed, dv_changed_p): New static inlines.
5815 (track_expr_p): Clear DECL_CHANGED.
5816 (dump_dataflow_sets): Set it.
5817 (variable_was_changed): Call set_dv_changed.
5818 (emit_note_insn_var_location): Likewise.
5819 (changed_variables_stack): New variable.
5820 (check_changed_vars_1, check_changed_vars_2): New functions.
5821 (emit_notes_for_changes): Do nothing if changed_variables is
5822 empty. Traverse changed_variables with check_changed_vars_1,
5823 call check_changed_vars_2 on each changed_variables_stack entry.
5824 (emit_notes_in_bb): Add SET argument. Just clear it at the
5825 beginning, use it instead of local &set, don't destroy it at the end.
5826 (vt_emit_notes): Call dataflow_set_clear early on all
5827 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5828 computed set, dataflow_set_clear also VTI(bb)->in when we are
5829 done with the basic block. Initialize changed_variables_stack,
5830 free it afterwards. If ENABLE_CHECKING verify that after noting
5831 differences to an empty set value_chains hash table is empty.
5832 (vt_initialize): Initialize value_chains and value_chain_pool.
5833 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5834 (variable_tracking_main): Call dump_dataflow_sets before calling
5835 vt_emit_notes, not after it.
5836 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5837 (propagate_var_def_into_debug_stmts): Declare.
5838 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5839 (df_set_note): Reject debug insns.
5840 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5841 add notes to debug insns.
5842 (df_note_bb_compute): Adjust. Likewise.
5843 (df_simulate_uses): Skip debug insns.
5844 (df_simulate_initialize_backwards): Likewise.
5845 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5846 (subst_stack_regs_pat): Reject debug insns.
5847 (convert_regs_1): Handle debug insns.
5848 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5849 (print-rtl.o): Depend on cselib.h.
5850 (cselib.o): Depend on TREE_PASS_H.
5851 (var-tracking.o): Depend on cselib.h and TARGET_H.
5852 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5853 (init_ready_list): Skip boundary debug insns.
5854 (add_branch_dependences): Skip debug insns.
5855 (free_block_dependencies): Check for blocks with only debug insns.
5856 (compute_priorities): Likewise.
5857 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5858 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5860 (gimple_build_debug_bind_stat): New.
5861 (empty_body_p): Skip debug stmts.
5862 (gimple_has_side_effects): Likewise.
5863 (gimple_rhs_has_side_effects): Likewise.
5864 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5865 (gimple_build_debug_bind_stat): Declare.
5866 (gimple_build_debug_bind): Define.
5867 (is_gimple_debug): New.
5868 (gimple_debug_bind_p): New.
5869 (gimple_debug_bind_get_var): New.
5870 (gimple_debug_bind_get_value): New.
5871 (gimple_debug_bind_get_value_ptr): New.
5872 (gimple_debug_bind_set_var): New.
5873 (gimple_debug_bind_set_value): New.
5874 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5875 (gimple_debug_bind_reset_value): New.
5876 (gimple_debug_bind_has_value_p): New.
5877 (gsi_next_nondebug): New.
5878 (gsi_prev_nondebug): New.
5879 (gsi_start_nondebug_bb): New.
5880 (gsi_last_nondebug_bb): New.
5881 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5882 (print_insn): Handle DEBUG_INSN.
5883 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5884 of first insn prevail.
5885 (first_stmt): Skip debug stmts.
5886 (first_non_label_stmt): Likewise.
5887 (last_stmt): Likewise.
5888 (has_zero_uses_1): New.
5889 (single_imm_use_1): New.
5890 (verify_gimple_debug): New.
5891 (verify_types_in_gimple_stmt): Handle debug stmts.
5892 (verify_stmt): Likewise.
5893 (debug_loop_num): Skip debug stmts.
5894 (remove_edge_and_dominated_blocks): Remove dominators last.
5895 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5896 (linearize_expr): Likewise.
5897 * config/i386/i386.c (ix86_delegitimize_address): Call
5898 default implementation.
5899 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5900 (group_barrier_needed): Skip debug insns.
5901 (emit_insn_group_barriers): Likewise.
5902 (emit_all_insn_group_barriers): Likewise.
5903 (ia64_variable_issue): Handle debug insns.
5904 (ia64_dfa_new_cycle): Likewise.
5905 (final_emit_insn_group_barriers): Skip debug insns.
5906 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5907 def cfa without frame.
5908 (process_set): Likewise.
5909 (process_for_unwind_directive): Pass frame on.
5910 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5911 (rs6000_delegitimize_address): New.
5912 (rs6000_debug_adjust_cost): Handle debug insns.
5913 (is_microcoded_insn): Likewise.
5914 (is_cracked_insn): Likewise.
5915 (is_nonpipeline_insn): Likewise.
5916 (insn_must_be_first_in_group): Likewise.
5917 (insn_must_be_last_in_group): Likewise.
5918 (force_new_group): Likewise.
5919 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5920 contains only debug insns.
5921 (rtl_merge_blocks): Skip debug insns.
5922 (purge_dead_edges): Likewise.
5923 (rtl_block_ends_with_call_p): Skip debug insns.
5924 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5925 (mark_reg_dependencies): Skip debug insns.
5926 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5927 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5928 * tree-ssa-threadedge.c
5929 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5930 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5931 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5932 (copyprop_hardreg_forward_1): Handle debug insns.
5933 * reload1.c (reload): Skip debug insns. Replace unassigned
5934 pseudos in debug insns with their equivalences.
5935 (eliminate_regs_in_insn): Skip debug insns.
5936 (emit_input_reload_insns): Skip debug insns at first, adjust
5938 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5939 (get_indirect_ref_operands): Pass opf_no_vops on.
5940 (get_expr_operands): Likewise. Skip debug stmts.
5941 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5943 2009-09-01 Richard Henderson <rth@redhat.com>
5945 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5946 stmt_ends_pp_p statements at least once.
5947 * tree-vrp.c (vrp_initialize): Likewise.
5948 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5950 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5953 Fix AIX bootstrap after PR debug/30161
5954 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5955 that is a GNU extension.
5956 (tmpl_value_parm_die_table): Move the definition of this global
5957 outside #ifdef DWARF2_DEBUGGING_INFO region.
5959 2009-09-01 Richard Guenther <rguenther@suse.de>
5961 * tree.c (tree_expr_size): New function.
5962 * tree.h (tree_expr_size): Declare.
5963 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5964 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5965 * langhooks.c (lhd_expr_size): Remove.
5966 * langhooks.h (struct lang_hooks): Remove expr_size.
5967 * explow.c (expr_size): Use tree_expr_size.
5968 (int_expr_size): Likewise.
5969 * langhooks-def.h (lhd_expr_size): Remove.
5970 (LANG_HOOKS_EXPR_SIZE): Likewise.
5971 (LANG_HOOKS_INITIALIZER): Adjust.
5973 2009-09-01 Richard Guenther <rguenther@suse.de>
5975 * tree-flow.h (mark_addressable): Move declaration ...
5976 * tree.h (mark_addressable): ... here.
5977 * stmt.c (expand_asm_operands): Use mark_addressable, not
5978 lang_hooks.mark_addressable.
5979 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5980 LANG_HOOKS_MARK_ADDRESSABLE.
5981 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5982 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5984 2009-08-31 Chris Demetriou <cgd@google.com>
5986 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5987 vectorize if not TARGET_SSE2.
5989 2009-08-31 DJ Delorie <dj@redhat.com>
5991 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5992 registers if no coprocessor is enabled.
5994 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5997 * cgraph.h (cgraph_get_node): Declare ...
5998 * cgraph.c (cgraph_get_node): ... new function.
5999 * dwarf2out.c (gen_generic_params_dies,
6000 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6001 make_ith_pack_parameter_name,
6002 append_entry_to_tmpl_value_parm_die_table,
6003 gen_remaining_tmpl_value_param_die_attribute): New functions.
6004 (gen_subprogram_die): Generate debug info for template parameters
6005 if debug info level is higher than DINFO_LEVEL_TERSE.
6006 Use tree_add_const_value_attribute_for_decl instead of
6007 tree_add_const_value_attribute.
6008 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6009 instead of tree_add_const_value_attribute.
6010 (gen_struct_or_union_type_die): Generate debug
6011 info for template parameters if debug info level is higher than
6013 (tree_add_const_value_attribute): Handle integral and pointer
6014 constants. Update comment.
6015 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6016 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6017 (reference_to_unused): Fix thinko. Remove redundant predicates from
6019 (tree_add_const_value_attribute): Make this work for constant
6021 tree_add_const_value_attribute_for_decl is to be used for variable
6023 (add_location_or_const_value_attribute): Use
6024 tree_add_const_value_attribute_for_decl now.
6025 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6026 DW_TAG_template_value_param DIEs after function DIEs have been
6028 * langhooks.h (lang_hooks_for_types): Add
6029 get_argument_pack_elems.
6030 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6031 (lang_hooks): Added get_innermost_generic_parms,
6032 get_innermost_generic_args.
6033 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6034 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6035 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6036 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6038 2009-08-31 DJ Delorie <dj@redhat.com>
6040 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6041 it once we start generating the prologue or epilogue.
6042 (mep_call_saves_register): If the frame is locked, re-use
6044 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6045 (mep_expand_prologue): Call it.
6046 (mep_expand_epilogue): Likewise.
6047 (mep_start_function): Use the same logic as mep_expand_prologue.
6048 (mep_pass_by_reference): Make logic more readable.
6049 (mep_return_in_memory): Zero-sized objects are passed in memory.
6050 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6052 2009-08-31 Richard Guenther <rguenther@suse.de>
6054 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6055 to query if the memory regions for memmove overlap.
6056 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6057 asserts on pointers, instead deal with odd trees.
6058 (ptr_derefs_may_alias_p): Likewise.
6059 (refs_may_alias_p_1): Constructor bases also never alias.
6061 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6063 * doc/install.texi (Final install): Adjust reference on where to
6064 order printed manuals.
6066 2009-08-30 Olivier Hainque <hainque@adacore.com>
6068 * dwarf2out.c (switch_to_frame_table_section): Move
6069 definition prior to first use.
6071 2009-08-30 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/41186
6074 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6075 (ao_ref_init_from_ptr_and_size): New function.
6076 (ref_maybe_used_by_call_p_1): Be more precise tracking
6077 used ranges for builtin functions.
6078 (ref_maybe_used_by_call_p): Adjust.
6079 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6080 ranges for builtin functions.
6081 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6083 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6086 * fwprop.c (get_reg_use_in): Delete.
6087 (free_load_extend): New function.
6088 (forward_propagate_subreg): Use it.
6090 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6092 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6094 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6097 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6100 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6102 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6103 fini or fini_array section.
6105 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6107 * graphite-dependences.c (graphite_legal_transform_bb): Call
6108 pbb_remove_duplicate_pdrs.
6109 * graphite-poly.c (can_collapse_pdr): Removed.
6110 (pdr_find_duplicate): Removed.
6111 (can_collapse_pdrs): New.
6112 (pbb_remove_duplicate_pdrs): New.
6113 (new_poly_dr): Do not look for duplicates.
6114 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6115 (PBB_PDR_DUPLICATES_REMOVED): New.
6116 (pbb_remove_duplicate_pdrs): Declared.
6118 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6120 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6121 the strides by multiplying by PDR_NB_REFS.
6122 * graphite-poly.c (can_collapse_pdr): New.
6123 (pdr_find_duplicate): New.
6124 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6125 Initialize PDR_NB_REFS.
6126 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6128 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6130 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6133 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6136 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6138 * graphite-dependences.c (pddr_original_scattering): Return NULL
6139 for read-read dependence relations.
6140 * graphite-poly.h (enum poly_dr_type): Fix comment.
6143 (pdr_may_write_p): New.
6145 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6147 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6148 (struct poly_dr): Same.
6149 (new_poly_dr): Same.
6150 * graphite-poly.c (new_poly_dr): Same.
6151 * graphite-dependences.c (dot_deps): Disable call to system.
6153 2009-08-28 Cary Coutant <ccoutant@google.com>
6156 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6157 struct/union/enum types local to a function.
6159 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6160 Sebastian Pop <sebastian.pop@amd.com>
6162 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6163 pbb_strip_mine_time_depth. Changed the implementation so that
6164 transformation is expressed as a transformation on
6165 time (scatttering) dimensions. Also, ensures that the 2d+1
6166 scheduling format is preserved.
6167 (pbb_strip_mine_profitable_p): Profitability is based on the
6168 iteration number of a given time (scattering) dimension,
6169 and not on a original loop depth dimension.
6170 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6171 (pbb_do_strip_mine): Call psct_dynamic_dim.
6172 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6173 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6174 (pbb_nb_dynamic_scattering_transform): New.
6175 (psct_dynamic_dim): New.
6177 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6179 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6180 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6181 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6182 * graphite-interchange.c (build_linearized_memory_access): Same.
6183 (memory_stride_in_loop): Same.
6185 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6187 * graphite-dependences.c (pddr_original_scattering): New.
6188 (graphite_legal_transform_dr): Call pddr_original_scattering.
6191 * graphite-dependences.h (dot_deps): Declared.
6192 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6193 (print_pdr): Print PDR_ID.
6194 * graphite-poly.h (struct poly_dr): Add field id.
6197 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6199 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6201 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6202 not delete the original dependence relation.
6204 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6206 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6207 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6208 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6209 (free_poly_ddr): New.
6210 (pddr_is_empty): New.
6211 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6212 (dependence_polyhedron): Same. Remove useless gcc_assert.
6214 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6215 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6216 * graphite-dependences.h (enum poly_dependence_kind): New.
6217 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6218 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6219 (PDRP_SINK): Renamed PDDR_SINK.
6220 (PDRP_DDP): Renamed PDDR_DDP.
6222 (free_poly_ddr): Declared.
6223 * graphite-poly.c (new_scop): Use the new hash function names.
6224 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6225 into original_pddrs.
6226 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6228 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6230 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6231 bounds with LT_EXPR to make niter analysis more precise on code
6232 generated by Graphite.
6234 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6236 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6237 (graphite_legal_transform_bb): Same.
6238 (poly_drs_may_alias_p): Same.
6240 2009-08-28 Richard Guenther <rguenther@suse.de>
6242 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6244 2009-08-28 Jan Beulich <jbeulich@novell.com>
6246 * config/i386/netware.c: Include langhooks.h.
6247 (i386_nlm_encode_section_info): Simplify.
6248 (netware_override_options): Delete.
6249 * config/i386/netware.h (netware_override_options): Delete
6251 (OVERRIDE_OPTIONS): Delete definition.
6252 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6253 (ASM_COMMENT_START): Define.
6254 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6256 2009-08-28 Jan Beulich <jbeulich@novell.com>
6258 * configure.ac: For in-tree ld, do a plain version check to
6259 determine whether comdat groups are supported.
6260 * configure: Regenerate.
6262 2009-08-28 Olivier Hainque <hainque@adacore.com>
6264 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6265 always defined. Reflect definition or absence of such for
6266 COLLECT_EXPORT_LIST. Readability helper.
6267 (scanfilter): New enum, to help control what symbols
6268 are to be considered or ignored by scan_prog_file.
6269 (enum pass): Rename as "scanpass", moved together with scanfilter
6270 prior to scan_prog_file's prototype.
6271 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6272 Group prototype with the scanpass/scanfilter definitions, factorize
6273 head comments for the several implementations at the prototype.
6274 (main): Reorganize the first pass link control to let AIX
6275 drag only the needed frame tables in executables. Prevent
6276 frame tables collection during the scan aimed at static ctors.
6277 Pre-link and scan for frame tables later to compensate.
6278 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6279 A C statement to issue assembly directives that create a reference
6280 to the given DWARF table identifier label from the current function
6282 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6283 to differentiate first time section entry. Only emit a .data
6284 tables start identifier label the first time around.
6285 (switch_to_frame_table_section): New function. Helper for
6286 output_call_frame_info to switch possibly BACK into the eh_frame
6287 or the debug_frame section depending on FOR_EH.
6288 (output_call_frame_info): Use helper to first enter the proper
6290 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6291 emit a link to the frame table start label from each function
6293 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6294 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6295 * config/rs6000/rs6000-protos.h: Declare it.
6296 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6298 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6300 * config/sh/sh.c (split_branches): Check the result of
6303 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6305 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6306 using -pthread -fopenmp
6308 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6310 * doc/service.texi (service directory): Update URL.
6312 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6314 PR rtl-optimization/40861
6315 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6316 extract word from a multi-word subreg for negative byte positions.
6318 2009-08-27 Tristan Gingold <gingold@adacore.com>
6319 Douglas B Rupp <rupp@gnat.com>
6321 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6322 (SECTION_VMS_OVERLAY): Define.
6323 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6325 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6327 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6328 common_object declarations.
6329 (ia64_section_type_flags): Set section flag for common_object.
6330 * config/ia64/ia64-protos.h
6331 (ia64_vms_output_aligned_decl_common): Declare.
6332 (ia64_vms_elf_asm_named_section): Declare.
6334 2009-08-27 Michael Matz <matz@suse.de>
6336 * expr.c (expand_expr_real_2): New function taking exploded
6337 unary or binary expression, split out from ...
6338 (expand_expr_real_1): ... here. Move over all unary/binary
6339 switch parts to above function, in particular these codes:
6340 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6341 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6342 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6343 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6344 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6345 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6346 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6347 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6348 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6349 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6350 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6351 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6352 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6353 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6354 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6355 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6356 VEC_PACK_FIX_TRUNC_EXPR.
6357 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6360 2009-08-27 Richard Guenther <rguenther@suse.de>
6362 * gengtype.c (main): Handle uint64_t.
6363 * ipa-utils.c (get_base_var): Indent properly.
6364 * tree-ssa-live.c (debug_scope_block): New function.
6365 * tree-flow.h (debug_scope_block): Declare.
6366 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6367 * basic-block.h (enum profile_status): Rename to
6368 enum profile_status_d.
6369 (x_profile_status): Adjust type.
6371 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6374 * dwarf2out.c (get_context_die): Declare this static function.
6375 (gen_type_die_with_usage): Make sure a DIE is a generated for
6376 the context of a typedef.
6378 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6380 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6383 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6385 * config/mips/mips-protos.h (mips_output_sync): Declare.
6386 (mips_sync_loop_insns): Likewise.
6387 (mips_output_sync_loop): Replace first two parameters with an rtx.
6388 * config/mips/mips.c (mips_multi_member): New structure.
6389 (mips_multi_members): New variable.
6390 (mips_multi_start): New function.
6391 (mips_multi_add): Likewise.
6392 (mips_multi_add_insn): Likewise.
6393 (mips_multi_add_label): Likewise.
6394 (mips_multi_last_index): Likewise.
6395 (mips_multi_copy_insn): Likewise.
6396 (mips_multi_set_operand): Likewise.
6397 (mips_multi_write): Likewise.
6398 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6399 (mips_init_print_operand_punct): Update accordingly.
6400 (mips_start_ll_sc_sync_block): New function.
6401 (mips_end_ll_sc_sync_block): Likewise.
6402 (mips_output_sync): Likewise.
6403 (mips_sync_insn1_template): Likewise.
6404 (mips_sync_insn2_template): Likewise.
6405 (mips_get_sync_operand): Likewise.
6406 (mips_process_sync_loop): Likewise.
6407 (mips_output_sync_loop): Use mips_process_sync_loop.
6408 (mips_sync_loop_insns): New function.
6409 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6410 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6411 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6412 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6413 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6414 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6415 (MIPS_SYNC_OLD_OP_12): Likewise.
6416 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6417 (MIPS_SYNC_NEW_OP_12): Likewise.
6418 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6419 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6420 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6421 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6422 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6423 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6424 * config/mips/mips.md (sync_mem): New attribute.
6425 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6426 (sync_exclusive_mask, sync_required_oldval): Likewise.
6427 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6428 (sync_release_barrier): Likewise.
6429 (length): Handle sync loops.
6430 (sync): Use mips_output_sync.
6431 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6432 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6433 and use mips_output_sync_loop.
6434 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6435 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6436 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6437 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6438 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6439 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6440 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6441 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6442 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6444 2009-08-26 Richard Guenther <rguenther@suse.de>
6447 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6448 the types to not match.
6449 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6451 * tree-ssa.c (useless_type_conversion_p): Conversions to
6452 pointers to unprototyped functions are useless.
6454 2009-08-26 Richard Guenther <rguenther@suse.de>
6456 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6457 whole-program condition, prepare to be called for non-globals.
6458 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6459 params build a representative with known type and track its fields.
6461 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6463 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6464 clearing by a taken branch.
6465 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6466 effectively after bbro pass.
6467 (sync_nand<mode>): Ditto.
6468 (sync_old_<fetchop_name><mode>): Ditto.
6469 (sync_old_nand<mode>): Ditto.
6470 (sync_new_<fetchop_name><mode>): Dito.
6471 (sync_new_nand<mode>): Ditto.
6472 (sync_compare_and_swap<mode>_1): Ditto.
6473 (*sync_compare_and_swap<mode>): Ditto.
6474 (sync_lock_test_and_set<mode>_1): Ditto.
6475 ("sync_lock_test_and_set<mode>): Ditto.
6477 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6479 * hwint.h (HOST_LONG_FORMAT): New macro
6480 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6481 Use HOST_PTR_PRINTF.
6482 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6483 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6484 (HOST_PTR_PRINTF): Document.
6486 2009-08-25 Jan Hubicka <jh@suse.cz>
6488 * config/i386/bmmintrin.h: Replace by #error.
6491 Michael Meissner <michael.meissner@amd.com>
6492 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6493 Tony Linthicum <tony.linthicum@amd.com>
6495 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6496 (TARGET_ROUND): New macro for the round/ptest instructions which
6497 are shared between SSE4.1 and SSE5.
6498 (OPTION_MASK_ISA_ROUND): Ditto.
6499 (OPTION_ISA_ROUND): Ditto.
6500 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6501 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6503 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6504 (-mfused-madd): New switch to give users control over whether the
6505 compiler optimizes to use the multiply/add SSE5 instructions.
6507 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6508 (ix86_handle_option): Turn off 3dnow if -msse5.
6509 (override_options): Add SSE5 support.
6510 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6512 (ix86_expand_sse_movcc): Add SSE5 support.
6513 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6514 vector type to the next largest size.
6515 (ix86_expand_sse5_pack): New function to use pperm to pack a
6516 vector type to the next smallest size.
6517 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6518 (IX86_BUILTIN_FMADDSD): Ditto.
6519 (IX86_BUILTIN_FMADDPS): Ditto.
6520 (IX86_BUILTIN_FMADDPD): Ditto.
6521 (IX86_BUILTIN_FMSUBSS): Ditto.
6522 (IX86_BUILTIN_FMSUBSD): Ditto.
6523 (IX86_BUILTIN_FMSUBPS): Ditto.
6524 (IX86_BUILTIN_FMSUBPD): Ditto.
6525 (IX86_BUILTIN_FNMADDSS): Ditto.
6526 (IX86_BUILTIN_FNMADDSD): Ditto.
6527 (IX86_BUILTIN_FNMADDPS): Ditto.
6528 (IX86_BUILTIN_FNMADDPD): Ditto.
6529 (IX86_BUILTIN_FNMSUBSS): Ditto.
6530 (IX86_BUILTIN_FNMSUBSD): Ditto.
6531 (IX86_BUILTIN_FNMSUBPS): Ditto.
6532 (IX86_BUILTIN_FNMSUBPD): Ditto.
6533 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6534 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6535 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6536 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6537 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6538 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6539 (IX86_BUILTIN_PPERM): Ditto.
6540 (IX86_BUILTIN_PERMPS): Ditto.
6541 (IX86_BUILTIN_PERMPD): Ditto.
6542 (IX86_BUILTIN_PMACSSWW): Ditto.
6543 (IX86_BUILTIN_PMACSWW): Ditto.
6544 (IX86_BUILTIN_PMACSSWD): Ditto.
6545 (IX86_BUILTIN_PMACSWD): Ditto.
6546 (IX86_BUILTIN_PMACSSDD): Ditto.
6547 (IX86_BUILTIN_PMACSDD): Ditto.
6548 (IX86_BUILTIN_PMACSSDQL): Ditto.
6549 (IX86_BUILTIN_PMACSSDQH): Ditto.
6550 (IX86_BUILTIN_PMACSDQL): Ditto.
6551 (IX86_BUILTIN_PMACSDQH): Ditto.
6552 (IX86_BUILTIN_PMADCSSWD): Ditto.
6553 (IX86_BUILTIN_PMADCSWD): Ditto.
6554 (IX86_BUILTIN_PHADDBW): Ditto.
6555 (IX86_BUILTIN_PHADDBD): Ditto.
6556 (IX86_BUILTIN_PHADDBQ): Ditto.
6557 (IX86_BUILTIN_PHADDWD): Ditto.
6558 (IX86_BUILTIN_PHADDWQ): Ditto.
6559 (IX86_BUILTIN_PHADDDQ): Ditto.
6560 (IX86_BUILTIN_PHADDUBW): Ditto.
6561 (IX86_BUILTIN_PHADDUBD): Ditto.
6562 (IX86_BUILTIN_PHADDUBQ): Ditto.
6563 (IX86_BUILTIN_PHADDUWD): Ditto.
6564 (IX86_BUILTIN_PHADDUWQ): Ditto.
6565 (IX86_BUILTIN_PHADDUDQ): Ditto.
6566 (IX86_BUILTIN_PHSUBBW): Ditto.
6567 (IX86_BUILTIN_PHSUBWD): Ditto.
6568 (IX86_BUILTIN_PHSUBDQ): Ditto.
6569 (IX86_BUILTIN_PROTB): Ditto.
6570 (IX86_BUILTIN_PROTW): Ditto.
6571 (IX86_BUILTIN_PROTD): Ditto.
6572 (IX86_BUILTIN_PROTQ): Ditto.
6573 (IX86_BUILTIN_PROTB_IMM): Ditto.
6574 (IX86_BUILTIN_PROTW_IMM): Ditto.
6575 (IX86_BUILTIN_PROTD_IMM): Ditto.
6576 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6577 (IX86_BUILTIN_PSHLB): Ditto.
6578 (IX86_BUILTIN_PSHLW): Ditto.
6579 (IX86_BUILTIN_PSHLD): Ditto.
6580 (IX86_BUILTIN_PSHLQ): Ditto.
6581 (IX86_BUILTIN_PSHAB): Ditto.
6582 (IX86_BUILTIN_PSHAW): Ditto.
6583 (IX86_BUILTIN_PSHAD): Ditto.
6584 (IX86_BUILTIN_PSHAQ): Ditto.
6585 (IX86_BUILTIN_FRCZSS): Ditto.
6586 (IX86_BUILTIN_FRCZSD): Ditto.
6587 (IX86_BUILTIN_FRCZPS): Ditto.
6588 (IX86_BUILTIN_FRCZPD): Ditto.
6589 (IX86_BUILTIN_CVTPH2PS): Ditto.
6590 (IX86_BUILTIN_CVTPS2PH): Ditto.
6591 (IX86_BUILTIN_COMEQSS): Ditto.
6592 (IX86_BUILTIN_COMNESS): Ditto.
6593 (IX86_BUILTIN_COMLTSS): Ditto.
6594 (IX86_BUILTIN_COMLESS): Ditto.
6595 (IX86_BUILTIN_COMGTSS): Ditto.
6596 (IX86_BUILTIN_COMGESS): Ditto.
6597 (IX86_BUILTIN_COMUEQSS): Ditto.
6598 (IX86_BUILTIN_COMUNESS): Ditto.
6599 (IX86_BUILTIN_COMULTSS): Ditto.
6600 (IX86_BUILTIN_COMULESS): Ditto.
6601 (IX86_BUILTIN_COMUGTSS): Ditto.
6602 (IX86_BUILTIN_COMUGESS): Ditto.
6603 (IX86_BUILTIN_COMORDSS): Ditto.
6604 (IX86_BUILTIN_COMUNORDSS): Ditto.
6605 (IX86_BUILTIN_COMFALSESS): Ditto.
6606 (IX86_BUILTIN_COMTRUESS): Ditto.
6607 (IX86_BUILTIN_COMEQSD): Ditto.
6608 (IX86_BUILTIN_COMNESD): Ditto.
6609 (IX86_BUILTIN_COMLTSD): Ditto.
6610 (IX86_BUILTIN_COMLESD): Ditto.
6611 (IX86_BUILTIN_COMGTSD): Ditto.
6612 (IX86_BUILTIN_COMGESD): Ditto.
6613 (IX86_BUILTIN_COMUEQSD): Ditto.
6614 (IX86_BUILTIN_COMUNESD): Ditto.
6615 (IX86_BUILTIN_COMULTSD): Ditto.
6616 (IX86_BUILTIN_COMULESD): Ditto.
6617 (IX86_BUILTIN_COMUGTSD): Ditto.
6618 (IX86_BUILTIN_COMUGESD): Ditto.
6619 (IX86_BUILTIN_COMORDSD): Ditto.
6620 (IX86_BUILTIN_COMUNORDSD): Ditto.
6621 (IX86_BUILTIN_COMFALSESD): Ditto.
6622 (IX86_BUILTIN_COMTRUESD): Ditto.
6623 (IX86_BUILTIN_COMEQPS): Ditto.
6624 (IX86_BUILTIN_COMNEPS): Ditto.
6625 (IX86_BUILTIN_COMLTPS): Ditto.
6626 (IX86_BUILTIN_COMLEPS): Ditto.
6627 (IX86_BUILTIN_COMGTPS): Ditto.
6628 (IX86_BUILTIN_COMGEPS): Ditto.
6629 (IX86_BUILTIN_COMUEQPS): Ditto.
6630 (IX86_BUILTIN_COMUNEPS): Ditto.
6631 (IX86_BUILTIN_COMULTPS): Ditto.
6632 (IX86_BUILTIN_COMULEPS): Ditto.
6633 (IX86_BUILTIN_COMUGTPS): Ditto.
6634 (IX86_BUILTIN_COMUGEPS): Ditto.
6635 (IX86_BUILTIN_COMORDPS): Ditto.
6636 (IX86_BUILTIN_COMUNORDPS): Ditto.
6637 (IX86_BUILTIN_COMFALSEPS): Ditto.
6638 (IX86_BUILTIN_COMTRUEPS): Ditto.
6639 (IX86_BUILTIN_COMEQPD): Ditto.
6640 (IX86_BUILTIN_COMNEPD): Ditto.
6641 (IX86_BUILTIN_COMLTPD): Ditto.
6642 (IX86_BUILTIN_COMLEPD): Ditto.
6643 (IX86_BUILTIN_COMGTPD): Ditto.
6644 (IX86_BUILTIN_COMGEPD): Ditto.
6645 (IX86_BUILTIN_COMUEQPD): Ditto.
6646 (IX86_BUILTIN_COMUNEPD): Ditto.
6647 (IX86_BUILTIN_COMULTPD): Ditto.
6648 (IX86_BUILTIN_COMULEPD): Ditto.
6649 (IX86_BUILTIN_COMUGTPD): Ditto.
6650 (IX86_BUILTIN_COMUGEPD): Ditto.
6651 (IX86_BUILTIN_COMORDPD): Ditto.
6652 (IX86_BUILTIN_COMUNORDPD): Ditto.
6653 (IX86_BUILTIN_COMFALSEPD): Ditto.
6654 (IX86_BUILTIN_COMTRUEPD): Ditto.
6655 (IX86_BUILTIN_PCOMEQUB): Ditto.
6656 (IX86_BUILTIN_PCOMNEUB): Ditto.
6657 (IX86_BUILTIN_PCOMLTUB): Ditto.
6658 (IX86_BUILTIN_PCOMLEUB): Ditto.
6659 (IX86_BUILTIN_PCOMGTUB): Ditto.
6660 (IX86_BUILTIN_PCOMGEUB): Ditto.
6661 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6662 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6663 (IX86_BUILTIN_PCOMEQUW): Ditto.
6664 (IX86_BUILTIN_PCOMNEUW): Ditto.
6665 (IX86_BUILTIN_PCOMLTUW): Ditto.
6666 (IX86_BUILTIN_PCOMLEUW): Ditto.
6667 (IX86_BUILTIN_PCOMGTUW): Ditto.
6668 (IX86_BUILTIN_PCOMGEUW): Ditto.
6669 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6670 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6671 (IX86_BUILTIN_PCOMEQUD): Ditto.
6672 (IX86_BUILTIN_PCOMNEUD): Ditto.
6673 (IX86_BUILTIN_PCOMLTUD): Ditto.
6674 (IX86_BUILTIN_PCOMLEUD): Ditto.
6675 (IX86_BUILTIN_PCOMGTUD): Ditto.
6676 (IX86_BUILTIN_PCOMGEUD): Ditto.
6677 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6678 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6679 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6680 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6681 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6682 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6683 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6684 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6685 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6686 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6687 (IX86_BUILTIN_PCOMEQB): Ditto.
6688 (IX86_BUILTIN_PCOMNEB): Ditto.
6689 (IX86_BUILTIN_PCOMLTB): Ditto.
6690 (IX86_BUILTIN_PCOMLEB): Ditto.
6691 (IX86_BUILTIN_PCOMGTB): Ditto.
6692 (IX86_BUILTIN_PCOMGEB): Ditto.
6693 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6694 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6695 (IX86_BUILTIN_PCOMEQW): Ditto.
6696 (IX86_BUILTIN_PCOMNEW): Ditto.
6697 (IX86_BUILTIN_PCOMLTW): Ditto.
6698 (IX86_BUILTIN_PCOMLEW): Ditto.
6699 (IX86_BUILTIN_PCOMGTW): Ditto.
6700 (IX86_BUILTIN_PCOMGEW): Ditto.
6701 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6702 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6703 (IX86_BUILTIN_PCOMEQD): Ditto.
6704 (IX86_BUILTIN_PCOMNED): Ditto.
6705 (IX86_BUILTIN_PCOMLTD): Ditto.
6706 (IX86_BUILTIN_PCOMLED): Ditto.
6707 (IX86_BUILTIN_PCOMGTD): Ditto.
6708 (IX86_BUILTIN_PCOMGED): Ditto.
6709 (IX86_BUILTIN_PCOMFALSED): Ditto.
6710 (IX86_BUILTIN_PCOMTRUED): Ditto.
6711 (IX86_BUILTIN_PCOMEQQ): Ditto.
6712 (IX86_BUILTIN_PCOMNEQ): Ditto.
6713 (IX86_BUILTIN_PCOMLTQ): Ditto.
6714 (IX86_BUILTIN_PCOMLEQ): Ditto.
6715 (IX86_BUILTIN_PCOMGTQ): Ditto.
6716 (IX86_BUILTIN_PCOMGEQ): Ditto.
6717 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6718 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6719 (enum multi_arg_type): New enum for describing the various SSE5
6720 intrinsic argument types.
6721 (bdesc_multi_arg): New table for SSE5 intrinsics.
6722 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6723 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6725 (ix86_expand_builtin): Add SSE5 intrinsic support.
6726 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6727 operand instructions.
6728 (ix86_expand_sse5_multiple_memory): New function to split the
6729 second memory reference from SSE5 instructions.
6730 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6731 (ix86_return_pops_args): Use stdarg_p to determine if the function
6732 has variable arguments.
6733 (ix86_setup_incoming_varargs): Ditto.
6734 (x86_this_parameter): Ditto.
6736 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6738 (ix86_expand_sse5_pack): Ditto.
6739 (ix86_sse5_valid_op_p): Ditto.
6740 (ix86_expand_sse5_multiple_memory): Ditto.
6742 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6743 constant for SSE5 support.
6744 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6745 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6746 (UNSPEC_SSE5_PERMUTE): Ditto.
6747 (UNSPEC_SSE5_ASHIFT): Ditto.
6748 (UNSPEC_SSE5_LSHIFT): Ditto.
6749 (UNSPEC_FRCZ): Ditto.
6750 (UNSPEC_CVTPH2PS): Ditto.
6751 (UNSPEC_CVTPS2PH): Ditto.
6752 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6754 (COM_FALSE_S): Ditto.
6755 (COM_FALSE_P): Ditto.
6756 (COM_TRUE_S): Ditto.
6757 (COM_TRUE_P): Ditto.
6758 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6759 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6761 (memory attribute): Ditto.
6762 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6763 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6764 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6765 (floor<mode>2): Ditto.
6766 (ceil<mode>2): Ditto.
6767 (btrunc<mode>2): Ditto.
6768 (nearbyintdf2): Ditto.
6769 (nearbyintsf2): Ditto.
6770 (sse_setccsf): Disable if SSE5.
6771 (sse_setccdf): Ditto.
6772 (sse5_setcc<mode>): New support for SSE5 conditional move.
6773 (sse5_pcmov_<mode>): Ditto.
6775 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6777 (SSEMODEF2P): Ditto.
6778 (ssemodesuffixf4): New mode attribute for SSE5.
6779 (ssemodesuffixf2s): Ditto.
6780 (ssemodesuffixf2c): Ditto.
6781 (sserotatemax): Ditto.
6782 (ssescalarmode): Ditto.
6783 (sse_maskcmpv4sf3): Disable if SSE5.
6784 (sse_maskcmpv2df3): Ditto.
6785 (sse_vmmaskcmpv4sf3): Ditto.
6786 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6787 (sse5_vmfmadd<mode>4): Ditto.
6788 (sse5_fmsub<mode>4): Ditto.
6789 (sse5_vmfmsub<mode>4): Ditto.
6790 (sse5_fnmadd<mode>4): Ditto.
6791 (sse5_vmfnmadd<mode>4): Ditto.
6792 (sse5_fnmsub<mode>4): Ditto.
6793 (sse5_vmfnmsub<mode>4): Ditto.
6794 (sse5i_fmadd<mode>4): Ditto.
6795 (sse5i_fmsub<mode>4): Ditto.
6796 (sse5i_fnmadd<mode>4): Ditto.
6797 (sse5i_fnmsub<mode>4): Ditto.
6798 (sse5i_vmfmadd<mode>4): Ditto.
6799 (sse5i_vmfmsub<mode>4): Ditto.
6800 (sse5i_vmfnmadd<mode>4): Ditto.
6801 (sse5i_vmfnmsub<mode>4): Ditto.
6802 (mulv16qi3): Add SSE5 support.
6804 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6805 (sse2_mulv4si3): Disable if SSE5.
6806 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6807 (sse4_1_roundps): Ditto.
6808 (sse4_1_roundsd): Ditto.
6809 (sse4_1_roundss): Ditto.
6810 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6812 (sse_maskcmpsf3): Ditto.
6813 (sse_vmmaskcmpv4sf3): Ditto.
6814 (sse2_maskcmpv2df3): Ditto.
6815 (sse2_maskcmpdf3): Ditto.
6816 (sse2_vmmaskcmpv2df3): Ditto.
6817 (sse2_eq<mode>3): Ditto.
6818 (sse2_gt<mode>3): Ditto.
6819 (sse5_pcmov_<mode>): Add SSE5 support.
6820 (vec_unpacku_hi_v16qi): Ditto.
6821 (vec_unpacks_hi_v16qi): Ditto.
6822 (vec_unpacku_lo_v16qi): Ditto.
6823 (vec_unpacks_lo_v16qi): Ditto.
6824 (vec_unpacku_hi_v8hi): Ditto.
6825 (vec_unpacks_hi_v8hi): Ditto.
6826 (vec_unpacku_lo_v8hi): Ditto.
6827 (vec_unpacks_lo_v8hi): Ditto.
6828 (vec_unpacku_hi_v4si): Ditto.
6829 (vec_unpacks_hi_v4si): Ditto.
6830 (vec_unpacku_lo_v4si): Ditto.
6831 (vec_unpacks_lo_v4si): Ditto.
6832 (sse5_pmacsww): New SSE5 intrinsic insn.
6833 (sse5_pmacssww): Ditto.
6834 (sse5_pmacsdd): Ditto.
6835 (sse5_pmacssdd): Ditto.
6836 (sse5_pmacssdql): Ditto.
6837 (sse5_pmacssdqh): Ditto.
6838 (sse5_pmacsdqh): Ditto.
6839 (sse5_pmacsswd): Ditto.
6840 (sse5_pmacswd): Ditto.
6841 (sse5_pmadcsswd): Ditto.
6842 (sse5_pmadcswd): Ditto.
6843 (sse5_pcmov_<move>): Conditional move support on SSE5.
6844 (sse5_phaddbw): New SSE5 intrinsic insn.
6845 (sse5_phaddbd): Ditto.
6846 (sse5_phaddbq): Ditto.
6847 (sse5_phaddwd): Ditto.
6848 (sse5_phaddwq): Ditto.
6849 (sse5_phadddq): Ditto.
6850 (sse5_phaddubw): Ditto.
6851 (sse5_phaddubd): Ditto.
6852 (sse5_phaddubq): Ditto.
6853 (sse5_phadduwd): Ditto.
6854 (sse5_phadduwq): Ditto.
6855 (sse5_phaddudq): Ditto.
6856 (sse5_phsubbw): Ditto.
6857 (sse5_phsubwd): Ditto.
6858 (sse5_phsubdq): Ditto.
6859 (sse5_pperm): Ditto.
6860 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6861 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6862 (sse5_pperm_sign_v8hi_v4si): Ditto.
6863 (sse5_pperm_zero_v8hi_v4si): Ditto.
6864 (sse5_pperm_sign_v4si_v2di): Ditto.
6865 (sse5_pperm_sign_v4si_v2di): Ditto.
6866 (sse5_pperm_pack_v2di_v4si): Ditto.
6867 (sse5_pperm_pack_v4si_v8hi): Ditto.
6868 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6869 (sse5_perm<mode>): New SSE5 intrinsic insn.
6870 (rotl<mode>3): Ditto.
6871 (sse5_rotl<mode>3): Ditto.
6872 (sse5_ashl<mode>3): Ditto.
6873 (sse5_lshl<mode>3): Ditto.
6874 (sse5_frcz<mode>2): Ditto.
6875 (sse5s_frcz<mode>2): Ditto.
6876 (sse5_cvtph2ps): Ditto.
6877 (sse5_cvtps2ph): Ditto.
6878 (sse5_vmmaskcmp<mode>3): Ditto.
6879 (sse5_com_tf<mode>3): Ditto.
6880 (sse5_maskcmp<mode>3): Ditto.
6881 (sse5_maskcmp_uns<mode>3): Ditto.
6882 (sse5_maskcmp_uns2<mode>3): Ditto.
6883 (sse5_pcom_tf<mode>3): Ditto.
6885 * config/i386/predicates.md (sse5_comparison_float_operator):
6886 New predicate to match the comparison operators supported by
6887 the SSE5 com instruction.
6888 (ix86_comparison_int_operator): New predicate to match just the
6889 signed int comparisons.
6890 (ix86_comparison_uns_operator): New predicate to match just the
6891 unsigned int comparisons.
6893 * doc/invoke.texi (-msse5): Add documentation.
6894 (-mfused-madd): Ditto.
6896 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6898 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6900 (x86_64-*-*): Ditto.
6902 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6904 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6905 intrinisics for SSE5.
6907 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6910 * config/i386/mmintrin-common.h: New file, to contain common
6911 instructions between SSE4.1 and SSE5.
6913 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6914 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6915 (gen_regparm_prefix): Ditto.
6917 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6918 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6919 prototype_p to determine if a function is prototyped.
6921 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6923 * c-common.c (c_common_reswords) add the alignof keyword,
6924 with same RID as __alignof and __alignof__
6926 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6928 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6929 * hooks.c (hook_bool_const_int_const_int_true): New function.
6930 * target.h (struct gcc_target): Add can_eliminate field.
6931 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6932 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6933 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6934 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6935 (elim_table): Revise comment.
6936 * system.h (CAN_ELIMINATE): Poison.
6937 * defaults.h (CAN_ELIMINATE): Remove.
6938 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6940 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6941 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6943 (alpha_vms_can_eliminate): Declare as static, change return type to
6945 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6947 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6948 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6949 (arm_can_eliminate): New function.
6951 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6952 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6953 (avr_can_eliminate): Declare as static.
6954 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6956 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6957 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6958 (bfin_can_eliminate): New function.
6960 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6961 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6962 (crx_can_eliminate): New function.
6964 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6965 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6966 (fr30_can_eliminate): New function.
6968 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6969 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6970 (frv_can_eliminate): New function.
6972 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6973 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6974 (h8300_can_eliminate): New function.
6976 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6977 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6978 (i386_can_eliminate): Declare as static, change return type to bool.
6979 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6981 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6982 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6983 (ia64_can_eliminate): New function.
6985 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6986 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6987 (iq2000_can_eliminate): New function.
6989 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6990 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6991 (m32r_can_eliminate): New function.
6993 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6994 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6995 (m68hc11_can_eliminate): New function.
6997 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6998 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6999 (m68k_can_eliminate): New function.
7001 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7002 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7003 (mep_can_eliminate): New function.
7005 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7006 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7007 (mips_can_eliminate): New function.
7009 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7010 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7011 (rs6000_can_eliminate): New function.
7013 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7014 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7015 (s390_can_eliminate): Declare as static.
7016 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7018 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7019 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7020 (score_can_eliminate): New function.
7022 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7023 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7024 (sparc_can_eliminate): Declare as static.
7025 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7027 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7028 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7029 (xstormy16_can_eliminate): New function.
7031 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7032 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7033 (v850_can_eliminate): New function.
7035 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7037 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7038 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7039 (*movdfcc_ext[1234]): Disable for IEEE mode.
7041 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7043 * gimplify.c (prepare_gimple_addressable): New static function.
7044 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7046 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7047 manually fiddling with it.
7049 2009-08-25 Michael Matz <matz@suse.de>
7051 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7052 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7054 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7055 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7056 (do_jump): Split out code for simple binary comparisons into ...
7057 (do_jump_1): ... this, taking the individual operands and code.
7058 Change callers to helper function above accordingly.
7059 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7062 2009-08-25 Michael Matz <matz@suse.de>
7064 * expr.h (struct separate_ops, sepops): New type for passing
7065 around an exploded simple expression.
7066 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7067 Use this structure instead of expression tree.
7068 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7069 expression, only its type.
7070 (expand_vec_cond_expr): Take type and individual operands instead
7072 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7073 expand_vec_shift_expr): Change prototype accordingly.
7074 * tree-vect-stmts.c (vectorizable_condition): Change call of
7075 expand_vec_cond_expr_p to pass only type.
7076 * expr.c (do_store_flags): Change prototype and implementation
7077 to take an exploded expression.
7078 (expand_expr_real_1): New local ops initialized with details
7079 of the full expression. Use it instead of full
7080 expression in calls to do_store_flags, expand_vec_cond_expr,
7081 expand_widen_pattern_expr and expand_vec_shift_expr.
7083 2009-08-25 Michael Matz <matz@suse.de>
7085 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7086 treeop2 initialized with first three operands of the full expression.
7087 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7089 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7091 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7092 (__gthread_objc_condition_allocate): Mark arguments as unused.
7093 (__gthread_objc_condition_deallocate): Likewise.
7094 (__gthread_objc_condition_wait): Likewise.
7095 (__gthread_objc_condition_broadcast): Likewise.
7096 (__gthread_objc_condition_signal): Likewise.
7097 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7098 (__gthread_objc_thread_id): Likewise.
7100 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7103 * tree-pretty-print.c (print_call_name): Print the correct call name
7104 for procedure pointer components.
7106 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7108 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7109 default_promote_function_mode when not VMS.
7111 2009-08-24 Olivier Hainque <hainque@adacore.com>
7113 * convert.c (convert_to_integer): Don't assume an input pointer is
7114 POINTER_SIZE wide. Fetch from the type instead.
7116 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7118 * configure.ac (AC_PREREQ): Bump to 2.64.
7120 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7122 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7123 (process_command): Don't search standard_exec_prefix_1 and
7124 standard_exec_prefix_2.
7126 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7128 * config/arm/arm.c (output_return_instruction): Handle for
7131 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7133 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7135 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7137 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7138 (*arm_movdf_vfp): Likewise.
7140 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7142 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7143 (vashr<mode>3): Rename from ashr<mode>3.
7144 (vlshr<mode>3): Rename from lshr<mode>3.
7146 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7149 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7150 (check_format_info_main): Use scalar_identify_flag.
7151 (check_format_types): Check for scalar size identity if
7152 scalar_identify_flag is set.
7153 (printf_length_specs): Extend by new field.
7154 (asm_fprintf_length_specs): Likewise.
7155 (gcc_diag_length_specs): Likewise.
7156 (scanf_length_specs): Likewise.
7157 (strfmon_length_specs): Likewise.
7158 (gcc_gfc_length_specs): Likewise.
7159 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7160 (ms_printf_flag_specs): Likewise.
7161 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7163 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7166 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7167 (*call_value_pop_1): Ditto.
7168 (*sibcall_pop_1): New insn pattern.
7169 (*sibcall_value_pop_1): Ditto.
7171 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7174 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7177 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7180 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7181 (get_reg_use_in): New function.
7182 (forward_propagate_subreg): Propagate through subreg of zero_extend
7185 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7187 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7188 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7190 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7192 * configure.ac: Remove --with-datarootdir, --with-docdir,
7193 --with-htmldir switches. No need to call AC_SUBST for
7194 datarootdir, docdir, htmldir any more.
7195 * configure: Regenerate.
7196 * doc/install.texi (Configuration): Document --datarootdir,
7197 --docdir, --htmldir, --pdfdir; update documentation for
7198 --infodir, --mandir.
7199 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7202 * aclocal.m4: Regenerate.
7203 * config.in: Regenerate.
7204 * configure: Regenerate.
7206 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7207 Olivier Hainque <hainque@adacore.com>
7209 * config/ia64/ia64.c: Include libfuncs.h.
7210 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7211 (ia64_expand_call): Use reg 25 on VMS.
7212 (ia64_initialize_trampoline): Fix for VMS ABI.
7213 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7214 (ia64_function_arg): Initialize reg 25 on VMS.
7215 Fix OpenVMS ABI issues for varargs.
7216 For OpenVMS, emit the Argument Information register set in the
7217 incoming/sibcall case as well.
7218 (ia64_arg_type): New function.
7219 (ia64_function_arg_advance): Keep track of cum->words.
7220 Fix OpenVMS ABI issues for varargs.
7221 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7222 (ia64_override_options): Set flag_no_common on VMS.
7223 (ia64_init_builtins): Disable FWRITE builtin.
7224 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7225 (ia64_vms_init_libfuncs): Add decc$ routines.
7226 (ia64_vms_valid_pointer_mode): New function.
7227 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7228 (ia64_promote_function_mode): New function
7229 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7230 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7231 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7232 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7233 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7234 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7235 Suppress trailing '#' if VALUE is numeric.
7236 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7237 ia64_promote_function_mode.
7238 (TARGET_VALID_POINTER_MODE): Define.
7240 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7243 * config/rs6000/rs6000.c (rs6000_override_options): Use
7244 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7247 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7248 reporting of vector + decimal/boolean/complex error.
7250 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7252 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7253 __vector double TYPE_DECL.
7255 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7257 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7258 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7259 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7260 to pointer to enum machine_mode. Update all callers as needed.
7262 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7264 * config/alpha/alpha.md (exception_receiver): Emit alternative
7265 GP load sequence if flag_reorder_blocks_and_partition is set.
7266 (*exception_receiver_2): Also enable when
7267 flag_reorder_blocks_and_partition is set.
7269 2009-08-20 Matt Rice <ratmice@gmail.com>
7270 Diego Novillo <dnovillo@google.com>
7272 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7275 2009-08-20 Richard Guenther <rguenther@suse.de>
7277 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7278 * c-tree.h (c_dup_lang_specific_decl): Remove.
7279 (struct lang_decl, struct lang_type): Move definitions ...
7280 * c-lang.h: ... here. New file.
7281 * c-decl.c: Include c-lang.h.
7282 (c_dup_lang_specific_decl): Remove.
7283 * c-typeck.c: Include c-lang.h.
7284 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7285 (c-typeck.o): Likewise.
7286 * c-config-lang.in (gtfiles): Add c-lang.h.
7287 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7290 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7292 * config/alpha/alpha.c (alpha_end_function): Do not clear
7293 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7294 this is now handled in generic code.
7296 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7298 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7299 (s390_z10_fix_long_loop_prediction): New function.
7300 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7301 (s390_reorg): Walk over the INSNs and invoke
7302 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7304 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7306 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7307 "*brx_64bit", "*brx_31bit"): New patterns.
7308 * config/s390/s390.c ('E'): New output modifier.
7310 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7311 Richard Earnshaw <richard.earnshaw@arm.com>
7313 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7314 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7316 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7318 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7320 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7321 for mode mode of operand0 when doing secondary reload for SAR.
7323 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7326 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7327 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7329 2009-08-19 Jason Merrill <jason@redhat.com>
7331 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7332 supported template depth in C++0x.
7334 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7336 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7337 free_after_compilation.
7338 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7339 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7340 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7341 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7342 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7343 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7344 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7346 2009-08-19 Ian Lance Taylor <iant@google.com>
7348 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7349 of (plus (mult (neg B) C) A).
7351 2009-08-18 Michael Matz <matz@suse.de>
7353 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7354 instead of comparing TYPE_MAIN_VARIANT for equality.
7355 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7356 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7357 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7358 * gimplify.c (goa_lhs_expr_p): Ditto and use
7359 STRIP_USELESS_TYPE_CONVERSION.
7361 2009-08-18 Michael Matz <matz@suse.de>
7363 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7364 first field in a struct.
7365 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7367 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7369 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7370 locators before emit_insn is called. Remove assert that
7372 (alpha_end_function): Clear crtl->emit structure and free insn
7373 locators if cfun->is_thunk is true.
7375 2009-08-18 Jason Merrill <jason@redhat.com>
7377 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7379 * configure.ac: Test for it.
7380 * configure, config.in: Regenerate.
7381 * doc/install.texi: Document --enable-gnu-unique-object.
7383 2009-08-18 Richard Guenther <rguenther@suse.de>
7386 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7387 pow(x,y*z) only if x is nonnegative.
7389 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7391 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7395 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7396 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7398 2009-08-17 DJ Delorie <dj@redhat.com>
7400 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7401 * config/m32c/prologue.md (epilogue_freit): New.
7403 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7404 (bank_switch_p): Likewise.
7405 (fast_interrupt_p): Likewise.
7406 (interrupt_p): Likewise.
7407 (m32c_conditional_register_usage): Round memregs size up.
7408 (need_to_save): We only need to save $a0 when we use ENTER.
7409 (interrupt_p): Check for fast_interrupt too.
7410 (bank_switch_p): New.
7411 (fast_interrupt_p): New.
7412 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7413 (m32c_emit_prolog): Support bank switching and fast interrupts.
7414 * doc/extend.texi (Function Attributes): Add bank_switch and
7417 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7419 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7420 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7422 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7424 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7425 (menu): Add IA-64/VMS Options.
7426 (IA-64/VMS Options): Likewise.
7428 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7431 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7433 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7435 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7436 (mips_pop_asm_switch): Likewise.
7437 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7439 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7440 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7441 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7442 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7443 instead of set_noreorder.
7444 (mips_output_function_prologue): Use the new functions.
7445 (mips_output_function_epilogue): Likewise.
7446 (mips_need_noat_wrapper_p): New function, split out from...
7447 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7448 Use mips_push_asm_switch and mips_pop_asm_switch.
7449 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7450 and mips_pop_asm_switch.
7451 (ASM_OUTPUT_REG_POP): Likewise.
7452 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7453 Use mips_pop_asm_switch.
7454 (mips_asm_switch): New structure.
7455 (set_noreorder, set_nomacro): Replace with...
7456 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7457 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7458 instead of set_nomacro.
7459 (fix_truncsfsi2_macro): Likewise.
7460 (cprestore): Likewise.
7461 (hazard): Use mips_noreorder instead of set_noreorder.
7462 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7464 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7466 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7467 from prev_active_insn.
7469 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7471 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7472 * config/avr/avr.c (avr_override_options): Initialize
7473 avr_current_arch variable.
7474 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7475 __AVR_HAVE_16BIT_SP__ according to the device type.
7476 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7478 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7479 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7481 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7484 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7485 generating inlined subroutine die only. We shouldn't be
7486 called for anything else.
7487 (gen_block_die): Don't generate inline subroutine debug info for
7490 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7492 * graphite-poly.c (print_pbb): Print PBB index.
7494 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7497 * graphite-interchange.c (ppl_max_for_le): Moved...
7498 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7499 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7500 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7501 * graphite-ppl.h (ppl_max_for_le): Declared.
7503 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7505 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7506 supported on all platforms.
7507 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7508 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7509 * c-pragma.c: Likewise.
7510 * target-def.h (TARGET_INITIALIZER): Remove
7511 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7512 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7514 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7516 * config/ia64/fde-vms.c: New file.
7517 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7518 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7519 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7520 (uw_frame_state_for): Only register a personality routine if it is
7521 known to be compatible with our expectations.
7522 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7523 Declare unw_table_entry stack variable and
7524 mod all calls to _Unwind_FindTableEntry to add arg.
7525 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7526 (_Unwind_FindTableEntry): Add arg to prototype.
7528 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7530 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7531 field 'signal_pfs_loc'.
7532 (uw_frame_state_for): Remove duplicate code dealing with leaf
7533 procedures without unwind info.
7534 If in the frame after unwinding through a signal handler, restore
7535 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7536 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7537 'pfs_loc' to the AR.PFS location in the signal context; instead
7538 set 'signal_pfs_loc'.
7539 Manually generate the unwind info for the AR.PFS register.
7540 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7541 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7542 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7543 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7544 instead set 'signal_pfs_loc'.
7545 Remove code preventing the AR.PFS register from being restored
7546 from the signal context.
7548 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7549 Tristan Gingold <gingold@adacore.com>
7551 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7552 * config/ia64/t-vms: New file.
7553 * config/ia64/vms64.h: New file.
7554 * config/ia64/vms.h: New file.
7555 * config/ia64/vms-crtinit.asm: New file.
7556 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7557 * config/ia64/vms-unwind.h: New file.
7559 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7561 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7564 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7567 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7569 * real.h (do_mpc_arg2): ... here.
7570 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7573 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7575 * final.c (add_debug_prefix_map): Don't use GC memory for
7576 old_prefix and new_prefix.
7578 2009-08-14 Richard Guenther <rguenther@suse.de>
7580 * ipa-prop.c (compute_complex_pass_through): If we cannot
7581 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7583 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7585 * c-lex.c (c_lex_with_flags): Increase size of local variable
7586 to avoid memory clobber.
7588 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7591 * config/i386/i386.c (ix86_fp_comparison_strategy):
7592 Only enable/disable sahf at function granularity.
7594 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7596 PR rtl-optimization/41064
7597 * reload1.c (reload_as_needed): Don't call extract_insn
7598 for known invalid replacements after calling
7599 validate_replace_rtx_group and verify_changes.
7601 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7604 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7605 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7606 ix86_expand_fp_vcond.
7607 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7608 Assert that operation is supported by ix86_expand_int_vcond.
7609 (vcondu<SSEMODE124C8:mode>): Ditto.
7611 2009-08-13 DJ Delorie <dj@redhat.com>
7613 * config/i386/djgpp-stdint.h: New.
7614 * config.gcc (djgpp): Use it.
7616 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7618 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7619 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7621 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7623 * tree-ssa-loop-prefetch.c
7624 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7625 for long-stride pruning.
7626 (compute_miss_rate): New function to compute the probability
7627 that two memory references access different cache lines.
7629 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7631 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7633 2009-08-13 Richard Guenther <rguenther@suse.de>
7636 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7637 use the constant pointer type.
7638 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7639 of CV qualifiers on the target pointer type.
7640 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7641 conversion check before restrict check.
7643 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7646 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7648 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7650 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7652 2009-08-12 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/41011
7655 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7656 and reference constructing.
7658 2009-08-12 Xinliang David Li <davidxl@google.com>
7660 PR tree-optimization/41012
7661 * tree-flow.h : New external interface.
7662 * gimple-low.c (check_call_arg): Change to public function.
7663 Remove argument mismatch check in lowering.
7664 * tree-inline.h (tree_can_inline_p): Interface change.
7665 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7667 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7668 Call change to tree_can_inline_p function.
7669 (cgraph_decide_inlining_incrementally): Ditto.
7671 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7673 PR tree-optimization/41031
7674 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7675 on the partition variable rather than promote_mode on the source
7676 type. Assert that the partition variable's type has the same
7677 mode as the source value's.
7679 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7681 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7682 for for_return == 2.
7683 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7685 * calls.c (expand_call): Fix typo.
7686 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7688 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7690 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7691 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7692 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7693 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7695 2009-08-12 Andrew Haley <aph@redhat.com>
7697 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7699 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7702 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7704 2009-08-12 Richard Guenther <rguenther@suse.de>
7706 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7707 * gimplify.c (gimplify_modify_expr): Do not use
7708 lang_hooks.types_compatible_p.
7709 * tree-ssa.c (useless_type_conversion_p): For aggregates
7710 just return false if the canonical types differ.
7712 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7715 * sese.c (convert_for_phi_arg): New.
7716 (add_guard_exit_phis): Use convert_for_phi_arg.
7718 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7720 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7721 unknown subscript upper bounds.
7723 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7724 Pranav Garg <pranav.garg2107@gmail.com>
7726 * graphite-interchange.c (gather_access_strides): Removed.
7727 (ppl_max_for_le): New.
7728 (build_linearized_memory_access): New.
7729 (memory_stride_in_loop): New.
7730 (pbb_interchange_profitable_p): Reimplemented.
7731 * graphite-ppl.h (ppl_new_id_map): New.
7732 (ppl_interchange): New.
7734 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7736 * graphite-interchange.c (compute_subscript): Removed.
7737 (compute_array_size_cstr): Removed.
7738 (compute_array_size_poly): Removed.
7739 (compute_array_size): Removed.
7740 (gather_access_strides_poly): Removed.
7741 (gather_access_strides): Empty.
7743 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7745 * graphite-dependences.c (dependence_polyhedron_1): Replace
7746 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7747 (graphite_legal_transform_dr): Same.
7748 (graphite_carried_dependence_level_k): Same.
7749 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7750 Initialize PDR_NB_SUBSCRIPTS.
7751 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7753 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7754 (PDR_NB_SUBSCRIPTS): New.
7755 (pdr_nb_subscripts): Removed.
7756 (pdr_dim): Simplified.
7757 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7758 with PDR_NB_SUBSCRIPTS.
7760 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7762 * graphite-interchange.c (compute_array_size): Remove use of
7764 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7765 Do not initialize PDR_DATA_CONTAINER.
7766 (print_pdr): Do not print PDR_DATA_CONTAINER.
7767 * graphite-poly.h (struct poly_dr): Remove data_container field.
7768 (PDR_DATA_CONTAINER): Removed.
7769 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7771 (build_poly_dr): Same.
7773 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7774 Sebastian Pop <sebastian.pop@amd.com>
7776 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7777 copy of the dependence polyhedron. Free the temporary objects.
7778 (graphite_carried_dependence_level_k): Free unused objects before
7781 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7783 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7784 Early return without analyzing the data dependences if no
7785 transform has been done. Call restore_scattering if the transform
7787 (graphite-interchange.c): Same.
7788 * graphite-poly.c (print_scattering_function): Test for
7790 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7791 (apply_poly_transforms): Do not gcc_assert that
7792 the transform is legal.
7793 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7794 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7795 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7796 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7797 * graphite-poly.h (struct poly_scattering): New.
7798 (struct poly_bb): Add original, transformed, and saved fields.
7799 Remove transformed_scattering, original_scattering,
7800 nb_local_variables and nb_scattering_transform fields.
7801 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7802 (poly_scattering_new): New.
7803 (poly_scattering_free): New.
7804 (poly_scattering_copy): New.
7805 (store_scattering_pbb): New.
7806 (store_scattering): New.
7807 (restore_scattering_pbb): New.
7808 (restore_scattering): New.
7809 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7810 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7812 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7814 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7817 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7819 * Makefile.in (graphite.o): Depends on PREDICT_H.
7820 * graphite.c: Include predict.h.
7821 (graphite_finalize): Call tree_estimate_probability.
7822 * predict.c (predict_loops): Do not call scev_initialize and
7824 (tree_estimate_probability_bb): New.
7825 (tree_estimate_probability): Do not initialize loops: move that
7826 code to the driver. Call tree_estimate_probability_bb.
7827 (tree_estimate_probability_driver): New.
7828 (pass_profile): Use tree_estimate_probability_driver.
7829 * predict.h (tree_estimate_probability): Declared.
7831 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7833 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7834 * graphite-dependences.c (graphite_legal_transform): Add time to
7835 TV_GRAPHITE_DATA_DEPS.
7836 (dependency_between_pbbs_p): Same.
7837 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7839 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7841 PR rtl-optimization/41033
7842 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7843 aliasing is disabled.
7845 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7847 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7848 si_mask_operand, and_load_operand, low_bitmask_operand,
7849 and_reg_operand, and_operand): New predicates.
7850 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7851 * config/mips/mips.c (and_operands_ok): New function.
7852 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7853 * config/mips/mips.md (move_type): Add ext_ins and logical.
7854 (type): Handle them.
7855 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7856 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7857 shift_shift. Remove commutative constraint modifier.
7858 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7860 (*clear_upper32_dext): Remove define_insn_and_split.
7861 (*clear_upper32): Turn this define_insn_and_split ...
7862 (splitter for ANDing register with 0xffff_ffff): .. into this.
7864 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7866 * combine.c (try_widen_shift_mode): Factor out code to check if an
7867 integer constant is a low-order bitmask from here ...
7868 * rtlanal.c (low_bitmask_len): ... to here.
7869 * rtl.h (low_bitmask_len): Declare.
7871 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7874 * config/alpha/alpha.md (addsi3): Remove expander.
7875 (addsi3): Rename from *addsi3_internal insn pattern.
7876 (subsi3): Remove expander.
7877 (subsi3): Rename from *subsi3_internal insn pattern.
7879 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7881 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7884 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7885 Eric Botcazou <botcazou@adacore.com>
7886 Douglas B Rupp <rupp@gnat.com>
7888 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7889 that records that fit in 64 bits are returned by immediate value,
7890 as required by OpenVMS Calling Standard.
7891 (function_value): Adjust for above modification.
7892 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7893 virtual_incoming_args_rtx as base object, not next_arg.
7894 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7896 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7898 * reload.c (find_reloads_subreg_address): Check the original
7899 req_equiv_mem address to detect the case where an address is
7900 not valid in the outer mode.
7902 2009-08-11 Richard Guenther <rguenther@suse.de>
7905 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7907 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7909 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7910 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7912 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7913 Douglas B Rupp <rupp@gnat.com>
7915 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7916 PT_STACK when frame_pointer_needed on OpenVMS.
7917 (alpha_pv_save_size, alpha_using_fp): Remove.
7918 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7919 with proper processing for PT_NULL.
7920 (alpha_vms_initial_elimination_offset): New function. Support for
7921 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7922 (alpha_sa_size): Force procedure type to PT_STACK when
7923 frame_pointer_needed on OpenVMS.
7924 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7925 (alpha_using_fp): Likewise.
7926 (alpha_vms_can_eliminate): Add prototype.
7927 (alpha_vms_initial_elimination_offset): Likewise.
7928 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7929 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7931 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7932 Douglas B Rupp <rupp@gnat.com>
7934 * config/alpha/alpha.c (common_object_handler): New function.
7935 (vms_attribute_table): Declare a single attribute "common_object".
7936 (vms_output_aligned_decl_common): New global function.
7937 (SECTION_VMS_OVERLAY): Delete.
7938 (SECTION_VMS_GLOBAL): Likewise.
7939 (SECTION_VMS_INITIALIZE): Likewise.
7940 (vms_asm_named_section): Remove support for above flags.
7941 (vms_section_type_flags): Delete.
7942 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7943 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7944 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7945 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7947 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7950 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7951 (sub_ddmmss): Likewise.
7953 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7956 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7959 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7962 * reload1.c (reload_as_needed): Use cancel_changes to completely
7963 undo a failed replacement attempt.
7965 2009-08-10 Richard Guenther <rguenther@suse.de>
7968 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7969 (useless_type_conversion_p): ... here. Require pointer targets
7972 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7975 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7976 loose the original type of the statement list.
7978 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7980 * config/alpha/alpha.c: Include libfuncs.h
7981 (avms_asm_output_extern): New function.
7982 (alpha_init_libfuncs): Init some decc libfuncs.
7983 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7984 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7985 (DO_CRTL_NAMES): Define.
7987 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7988 (LONG_TYPE_SIZE): Define.
7989 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7990 (SUBTARGET_SWITCHES): Define malloc64 switch.
7991 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7992 (MASK_RETURN_ADDR): Define.
7993 doc/invoke.texi (mmalloc64): Document switch.
7995 2009-08-09 Olivier Hainque <hainque@adacore.com>
7996 Douglas B Rupp <rupp@gnat.com>
7998 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7999 uses_condition_handler.
8000 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8001 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8002 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8003 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8004 (code_for_builtin): New insn codes for the new alpha_builtins.
8005 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8006 (alpha_sa_size): Account for uses_condition_handler.
8007 (alpha_expand_prologue): Likewise.
8008 (alpha_start_function): Likewise.
8009 (alpha_expand_epilogue): Likewise.
8010 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8011 establish/revert expanders.
8012 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8013 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8014 New expander, resorting to the alpha.c associated function.
8015 (builtin_revert_vms_condition_handler): Likewise.
8016 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8017 __gcc_shell_handler, the static VMS condition handler used as
8018 an indirection wrapper to the current dynamically established
8020 * config/alpha/vms-unwind.h: Complete rewrite.
8021 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8022 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8024 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8025 Douglas B Rupp <rupp@gnat.com>
8027 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8028 (alpha_need_linkage): Handle aliases. Return function symbol.
8029 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8030 Use ultimate alias target for the linkage name.
8031 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8032 by alpha_need_linkage for the function symbol.
8033 (setmemdi): Likewise.
8035 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8037 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8038 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8039 (ASM_WEAKEN_LABEL): Define.
8040 (CRT_CALL_STATIC_FUNCTION): Define.
8041 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8042 (ENDFILE_SPEC): Define.
8043 (INIT_SECTION_ASM_OP): Define.
8044 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8045 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8047 (MULTILIB_OSDIRNAMES): Define.
8048 (shlib_version): Define.
8049 (SHLIB_EXT): Define.
8050 (SHLIB_OBJS): Define.
8051 (SHLIB_NAME): Define.
8052 (SHLIB_MULTILIB): Define.
8053 (SHLIB_INSTALL): Define.
8054 (SHLIB_SYMVEC): Define.
8055 (SHLIB_SYMVECX2): Define.
8056 (SHLIB_LINK): Define.
8058 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8060 * config/alpha/alpha.c (alpha_initialize_trampoline):
8061 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8062 (alpha_start_function): Emit transfer address on nested functions
8063 for VMS trampoline call.
8064 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8065 since no longer used.
8066 * config/alpha/vms-tramp.asm: Remove.
8067 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8068 since now only data initialized at runtime.
8070 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8072 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8073 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8074 (MD_EXEC_PREFIX): Remove, no longer used.
8075 (MD_STARTFILE_PREFIX): Likewise.
8076 (INCLUDE_DEFAULTS): Likewise.
8077 * config/alpha/t-vms:
8078 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8080 2009-08-09 Richard Guenther <rguenther@suse.de>
8082 PR tree-optimization/41016
8083 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8084 (operand_precision): Remove.
8085 (integral_operand_p): Likewise.
8086 (recognize_single_bit_test): Adjust.
8088 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8090 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8091 operation overflows. Likewise non-cast unary arithmetic.
8092 If one arm of a conditional expression is always taken,
8093 inhibit evaluation warnings for the other arm. Likewise inhibit
8094 evaluation warnings for the second && or || operand if the first
8095 operand is enough to determine the result.
8096 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8098 (build_binary_op): Prevent duplicate evaluation warnings.
8100 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8102 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8103 and destination have different modes, Use promote_mode to
8104 determine the signedness of the conversion. Assert that the
8105 promoted source mode matches the destination mode. Don't pass
8106 the destination and destination mode to expand_expr if the source
8107 mode is different. Simplify conversion logic.
8109 2009-08-09 Ira Rosen <irar@il.ibm.com>
8111 PR tree-optimization/41008
8112 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8113 from condition only in case it's a comparison. Adjust checks.
8115 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8117 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8118 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8119 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8120 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8121 (dump_cand): Handle them.
8122 (struct iv_cand): New members COST_STEP and AINC_USE.
8123 (stmt_after_increment): Likewise.
8124 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8125 callers changed. Use gimple_uid comparison instead of scanning.
8126 (add_candidate_1): When looking for identical candidates, take
8127 AINC_USE into account. Set it for new candidates.
8128 (force_expr_to_var_cost): Cast target_spill_cost to int.
8129 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8130 All callers changed. Check for availability of autoinc addressing
8131 modes, both in general for a given mode, and in the specific use case.
8132 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8134 (get_computation_cost): Likewise.
8135 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8136 add_autoinc_candidates): New static functions.
8137 (add_candidate): Call add_autoinc_candidates for candidates based on
8139 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8140 (determine_use_iv_cost_address): If we have an autoinc candidate at
8141 the matching use, verify autoinc is possible and subtract the cost
8142 of the candidate's step from the cost.
8143 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8144 member of the candidate.
8145 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8146 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8148 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8150 * config.build (ia64-hp-*vms*): New target.
8151 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8153 * config.gcc (ia64-hp-*vms*): New target.
8154 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8156 * config.host (ia64-hp-*vms*): New target.
8157 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8160 2009-08-08 Richard Guenther <rguenther@suse.de>
8162 PR tree-optimization/40991
8163 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8165 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8167 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8168 mode check. Do truncations in an integer mode.
8169 (force_to_mode): Handle subregs for all mode types. Only do
8170 arithmetic simplifications on integer modes.
8172 2009-08-07 Richard Guenther <rguenther@suse.de>
8174 PR tree-optimization/40999
8175 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8176 (maybe_fold_reference): Lookup constant initializers.
8177 (fold_gimple_assign): Likewise.
8179 2009-08-07 Richard Guenther <rguenther@suse.de>
8181 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8182 that require structural equality defer to the langhook.
8184 2009-08-07 Martin Jambor <mjambor@suse.cz>
8186 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8188 (struct ipa_pass_through_data): New type.
8189 (struct ipa_ancestor_jf_data): New type.
8190 (union jump_func_value): Removed field formal_id, added fields
8191 pass_through and ancestor.
8192 (struct ipa_param_call_note): Changed type of formal_id to int from
8194 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8195 operations jump functions and ancestor jump functions.
8196 (compute_complex_pass_through): New function.
8197 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8198 reflect changes in the jump function strucutre.
8199 (update_jump_functions_after_inlining): Ignore complex pass-through
8200 and ancestor jump functions.
8201 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8202 polynomial pass-through with operation jump functions.
8204 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8206 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8207 fde->dw_fde_begin as begin label instead of hot/cold label.
8208 Use LLSDAC label instead of LLSDA for second section lsda.
8209 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8210 label instead of LLSDA if it is true.
8211 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8213 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8214 SECTION argument. Use it as index into crtl->eh.call_site_record
8216 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8217 use it to determine how to print table entries instead of using
8218 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8219 label instead of normal begin label as base.
8220 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8221 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8222 ensure no EH range spans between sections and that landing pads
8223 are always in the corresponding section.
8224 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8225 for crtl->eh.call_site_record being an array rather than scalar.
8226 (output_one_function_exception_table): New function, copied
8227 from output_function_exception_table. Adjust
8228 dw2_size_of_call_site_table, dw2_output_call_site_table
8229 callers. For SECOND section use *C suffixed labels.
8230 (output_function_exception_table): Call
8231 output_one_function_exception_table and, when doing hot/cold
8232 partitioning, also another time for the second section.
8233 * opts.c: Include except.h.
8234 (decode_options): Allow -freorder-blocks-and-partition with
8235 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8236 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8237 * function.h (struct rtl_eh): Change call_site_record from
8238 scalar into array of 2 elements.
8240 2009-08-07 Martin Jambor <mjambor@suse.cz>
8242 * ipa-prop.c (count_formal_params_1): New function.
8243 (ipa_get_vector_of_formal_parms): New function.
8244 (get_vector_of_formal_parm_types): New function.
8245 (ipa_modify_formal_parameters): New function.
8246 (ipa_modify_call_arguments): New function.
8247 (index_in_adjustments_multiple_times_p): New function.
8248 (ipa_combine_adjustments): New function.
8249 (ipa_dump_param_adjustments): New function.
8250 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8251 (ipa_get_vector_of_formal_parms): Declare.
8252 (ipa_modify_formal_parameters): Declare.
8253 (ipa_modify_call_arguments): Declare.
8254 (ipa_combine_adjustments): Declare.
8255 (ipa_dump_param_adjustments): Declare.
8256 (build_ref_for_offset): Declare.
8257 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8258 * tree-sra.c: Include ipa-prop.c.
8259 (build_ref_for_offset): Make public.
8261 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8263 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8265 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8267 * gcc/doc/extend.texi (__builtin_extract_return_address)
8268 (__builtin_frob_return_address): Document.
8270 2009-08-06 Paul Brook <paul@codesourcery.com>
8272 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8273 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8274 implementation on ARMv6-M.
8276 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8278 * doc/extend.texi (pcs): Document new attribute for ARM.
8280 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8282 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8285 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8287 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8290 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8292 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8294 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8296 Merge ARM/hard_vfp_branch to trunk.
8298 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8300 * arm.c (libcall_eq): New function.
8301 (libcall_hash): New function.
8302 (add_libcall): New function.
8303 (arm_libcall_uses_aapcs_base): New function.
8304 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8305 libcalls using the base PCS.
8306 (arm_init_cumulative_args): Likewise.
8308 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8310 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8311 Use base ABI for conversion libfuncs between HFmode and SFmode.
8313 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8315 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8316 V4SImode as representatives of all 64-bit and 128-bit vector
8317 types. Allow vector types without vector modes.
8318 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8319 without vector modes like BLKmode.
8320 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8321 BLKmode. Avoid unsupported vector modes or TImode moves for
8323 (aapcs_vfp_allocate_return_reg): Likewise.
8324 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8325 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8327 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8329 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8330 (arm_get_pcs_model): Pass attribute arguments to
8331 arm_pcs_from_attribute.
8332 (arm_init_cumulative_args): Use base AAPCS for conversions from
8333 floating-point types to DImode.
8334 (arm_attribute_table): Add pcs attribute.
8335 (arm_handle_pcs_attribute): New.
8336 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8337 conversions from floating-point types to DImode, also declare them
8338 to use base AAPCS and declare functions they call to use base
8339 AAPCS and their RTABI names.
8341 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8343 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8344 -mfloat-abi=hard not being supported for VFP.
8346 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8348 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8349 SYMBOL_REF to hard_libcall_value.
8351 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8352 Richard Earnshaw <rearnsha@arm.com>
8354 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8355 has been put on the stack, all remaining co-processory arguments for
8356 that co-processor also go on the stack.
8358 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8360 * config/arm/arm.c (arm_return_in_memory): Handle returning
8361 vectors of suitable size in registers also for AAPCS case.
8363 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8365 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8367 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8369 ARM Hard-VFP calling convention
8370 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8371 * target.h (gcc_target): Add libcall_value to table of call hooks.
8372 * targhooks.h (default_libcall_value): Default implementation.
8373 * targhooks.c (default_libcall_value): Likewise.
8374 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8375 * optabs.c (expand_unop): Use it.
8376 * expr.h (hard_libcall_value): Pass the function RTX through.
8377 * calls.c (emit_library_call_value_1): Update call to
8379 * explow.c (hard_libcall_value): Use new target hook.
8380 * testsuite/lib/target-supports.exp
8381 (check_effective_target_arm_hard_vfp_ok): New hook.
8382 (check_effective_target_arm_neon_ok): Improve test for neon
8384 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8385 * config/arm/arm.c: Include cgraph.h
8386 (TARGET_FUNCTION_VALUE): Override default hook.
8387 (arm_pcs_default): New variable.
8388 (arm_override_options): Don't fault hard calling convention with VFP.
8389 Add support for AAPCS variants.
8390 (arm_function_value): Make static. Handle AAPCS variants.
8391 (arm_libcall_value): New function.
8392 (arm_apply_result_size): Handle VFP registers in results.
8393 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8395 (pcs_attribute_args): New variable.
8396 (arm_pcs_from_attribute): New function.
8397 (arm_get_pcs_model): New function.
8398 (aapcs_vfp_cum_init): New function.
8399 (aapcs_vfp_sub_candidate): New function.
8400 (aapcs_vfp_is_return_candidate): New function.
8401 (aapcs_vfp_is_call_candidate): New function.
8402 (aapcs_vfp_allocate): New function.
8403 (aapcs_vfp_allocate_return_reg): New function.
8404 (aapcs_vfp_advance): New function.
8405 (aapcs_cp_arg_layout): New variable.
8406 (aapcs_select_call_coproc): New function.
8407 (aapcs_select_return_coproc): New function.
8408 (aapcs_allocate_return_reg): New function.
8409 (aapcs_libcall_value): New function.
8410 (aapcs_layout_arg): New function.
8411 (arm_init_cumulative_args): Initialize AAPCS args data.
8412 (arm_function_arg): Handle AAPCS variants using new interface.
8413 (arm_arg_parital_bytes): Likewise.
8414 (arm_function_arg_advance): New function.
8415 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8416 calling conventions.
8417 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8418 * arm.h (NUM_VFP_ARG_REGS): Define.
8419 (LIBCALL_VALUE): Update.
8420 (FUNCTION_VALUE): Delete.
8421 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8422 (arm_pcs): New enum.
8423 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8424 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8425 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8426 * arm-protos.h (arm_function_arg_advance): Add.
8427 (aapcs_libcall_value): Add.
8428 (arm_function_value): Delete.
8430 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8431 H.J. Lu <hongjiu.lu@intel.com>
8434 * config/i386/i386.c (standard_sse_mode_p): Remove.
8435 (standard_sse_constant_p): Return 2 for integer mode
8436 vector_all_ones_operand when SSE2 is enabled.
8437 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8438 (ix86_expand_vector_move): Do not check for negative values from
8439 standard_sse_constant_p.
8441 2009-08-06 Richard Guenther <rguenther@suse.de>
8443 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8444 array type comparisons frontend independent.
8445 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8447 out array reference lower bound and element size operands.
8448 (ao_ref_init_from_vn_reference): Properly compute the offset
8449 for ARRAY_RANGE_REF.
8450 (vn_reference_fold_indirect): Fill out array reference lower
8451 bound and element size operands.
8452 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8453 a non gimple valued reference operand which can happen for
8454 array reference lower bound or element size.
8455 (create_component_ref_by_pieces_1): Properly generate the
8456 element size operand for array references.
8458 2009-08-06 Richard Guenther <rguenther@suse.de>
8460 PR tree-optimization/40964
8461 * tree.c (iterative_hash_host_wide_int): Export.
8462 * tree.h (iterative_hash_host_wide_int): Declare.
8463 * tree-ssa-structalias.c (heapvar_map): New struct.
8464 (heapvar_map_eq): New function.
8465 (heapvar_map_hash): Likewise.
8466 (heapvar_lookup): Adjust.
8467 (heapvar_insert): Likewise.
8468 (make_constraint_from_heapvar): Allow multiple heap variables
8469 per decl at different offsets.
8470 (init_alias_heapvars): Adjust.
8472 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8474 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8475 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8476 trailing sync if TARGET_SYNC_AFTER_SC.
8478 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8480 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8481 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8482 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8483 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8484 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8485 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8486 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8487 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8488 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8489 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8490 the prototype declaration match the definition.
8491 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8492 instructions explicitly. Add barrier_before and operands
8494 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8495 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8496 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8497 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8498 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8499 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8501 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8503 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8505 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8506 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8509 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8512 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8514 PR rtl-optimization/40924
8515 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8516 make sure canon_rtx (mem_address) isn't simpler than
8517 canon_rtx (expanded_mem_address).
8519 2009-08-05 Li Feng <nemokingdom@gmail.com>
8521 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8523 (build_scop_drs): Build alias set for each SCoP.
8525 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8527 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8528 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8529 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8530 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8531 (BASE_DRIVER_SELF_SPECS): Likewise.
8533 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8535 * tree-ssa-alias.c: Fix some comment typos.
8537 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8539 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8540 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8542 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8545 * simplify-rtx.c (simplify_binary_operation_1): Disable
8546 simplifications for decimal float operations.
8548 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8551 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8552 operand of INDIRECT_REF.
8554 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8556 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8557 constants referencing TLS symbols.
8559 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8561 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8562 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8564 2009-08-03 Richard Guenther <rguenther@suse.de>
8566 * tree.c (make_vector_type): Build a main variant first,
8567 get the canonical one and then build the variant.
8568 * tree-ssa.c (useless_type_conversion_p_1): Handle
8570 (useless_type_conversion_p): Conversions to pointers to
8571 incomplete record types are useless.
8573 2009-08-03 Richard Guenther <rguenther@suse.de>
8575 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8576 file will be created.
8577 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8578 * toplev.c (compile_file): Adjust comment.
8580 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8582 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8583 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8584 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8585 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8586 (sh_promote_function_mode): Fix typo.
8588 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8590 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8592 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8594 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8595 declaration arguments.
8597 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8599 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8600 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8601 (ix86_split_ashl): Ditto.
8602 (ix86_expand_vector_init_one_nonzero): Ditto.
8603 (ix86_expand_vector_set): Ditto.
8604 (ix86_expand_reduc_v4sf): Ditto.
8606 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8608 * explow.c (promote_function_mode): Remove assert.
8609 * config/sh/sh.c (sh_promote_function_mode): Declare.
8611 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8613 * config/pa/pa.c (pa_promote_function_mode): Declare.
8614 Change to static. Fix promote_mode call.
8616 * gthr-dce.h (CONST_CAST2): Define if not defined.
8617 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8619 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8621 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8623 * expr.c (store_constructor): Use promote_decl_mode. Remove
8624 now write-only variable unsignedp.
8625 (expand_expr_real_1): Use promote_decl_mode.
8626 * expr.h (promote_function_mode, promote_decl_mode): New.
8627 (promote_mode): Remove last argument.
8628 * function.c (assign_temp): Drop last argument of promote_mode.
8629 (assign_parm_find_data_types): Use promote_function_mode.
8630 (assign_parm_setup_reg): Likewise.
8631 (expand_function_end): Use promote_function_mode.
8632 * calls.c (initialize_argument_information): Use promote_function_mode.
8633 (precompute_arguments): Use promote_mode instead of checking if
8634 only PROMOTE_FUNCTION_MODE is defined.
8635 (expand_call): When making sibcall decisions, use promote_function_mode.
8636 Below, remove an if for targetm.calls.promote_function_return and
8637 and use promote_function_mode.
8638 (emit_library_call_value_1): Use promote_function_mode, fix bug
8639 where promote_mode was passed FOR_CALL == 0 for a return value in an
8641 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8642 * explow.c (promote_function_mode, promote_decl_mode): New.
8643 (promote_mode): Keep only the FOR_CALL == 0 case.
8644 * combine.c (setup_incoming_promotion): Remove test of
8645 promote_function_args. Use promote_function_mode.
8646 * stmt.c (expand_value_return): Use promote_decl_mode.
8647 (expand_decl): Use promote_decl_mode.
8649 * expr.c (store_constructor): Use promote_decl_mode. Remove
8650 now write-only variable unsignedp.
8651 (expand_expr_real_1): Use promote_decl_mode.
8652 * expr.h (promote_function_mode, promote_decl_mode): New.
8653 (promote_mode): Remove last argument.
8654 * function.c (assign_temp): Drop last argument of promote_mode.
8655 (assign_parm_find_data_types): Use promote_function_mode.
8656 (assign_parm_setup_reg): Likewise.
8657 (expand_function_end): Use promote_function_mode.
8658 * calls.c (initialize_argument_information): Use promote_function_mode.
8659 (precompute_arguments): Use promote_mode instead of checking if
8660 only PROMOTE_FUNCTION_MODE is defined.
8661 (expand_call): When making sibcall decisions, use promote_function_mode.
8662 Below, remove an if for targetm.calls.promote_function_return and
8663 and use promote_function_mode.
8664 (emit_library_call_value_1): Use promote_function_mode, fix bug
8665 where promote_mode was passed FOR_CALL == 0 for a return value in an
8667 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8668 * explow.c (promote_function_mode, promote_decl_mode): New.
8669 (promote_mode): Keep only the FOR_CALL == 0 case.
8670 * combine.c (setup_incoming_promotion): Remove test of
8671 promote_function_args. Use promote_function_mode.
8672 * stmt.c (expand_value_return): Use promote_decl_mode.
8673 (expand_decl): Use promote_decl_mode.
8675 * explow.c (promote_function_mode): Just call the target hook.
8676 * targhooks.c (default_promote_function_mode,
8677 default_promote_function_mode_always_promote): New.
8678 * targhooks.h (default_promote_function_mode,
8679 default_promote_function_mode_always_promote): Declare.
8680 * target.h (promote_function_args, promote_function_return): Remove.
8681 (promote_function_mode): New.
8682 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8683 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8684 (TARGET_PROMOTE_FUNCTION_MODE): New.
8685 (TARGET_CALLS): Adjust.
8686 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8687 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8689 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8690 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8696 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8697 with pointer handling.
8698 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8699 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8701 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8702 * config/sh/sh.c (sh_promote_function_mode): New.
8703 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8704 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8706 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8707 * config/cris/cris.c (cris_promote_function_mode): ... here.
8708 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8709 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8711 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8712 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8713 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8714 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8716 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8717 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8718 complex type handling.
8719 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8720 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8722 * config/pa/pa.c (pa_promote_function_mode): New.
8723 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8724 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8726 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8727 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8728 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8729 * config/xtensa/xtensa.c: Likewise.
8730 * config/stormy16/stormy16.c: Likewise.
8731 * config/iq2000/iq2000.c: Likewise.
8732 * config/rs6000/rs6000.c: Likewise.
8733 * config/picochip/picochip.c: Likewise.
8734 * config/arc/arc.c: Likewise.
8735 * config/mcore/mcore.c: Likewise.
8736 * config/score/score.c: Likewise.
8737 * config/mips/mips.c: Likewise.
8738 * config/bfin/bfin.c: Likewise.
8739 * config/ia64/ia64.c: Likewise (disabled though).
8741 * config/frv/frv.h: Remove pointless remark.
8743 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8744 TARGET_PROMOTE_FUNCTION_ARGS,
8745 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8746 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8748 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8750 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8751 -floop-parallelize-all.
8752 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8753 flag_loop_parallelize_all.
8754 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8755 * graphite.c (graphite_transform_loops): Same.
8757 * graphite-poly.c (apply_poly_transforms): Same.
8759 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8761 PR tree-optimization/40914
8762 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8763 if set, then check the delta field of the PMF record.
8764 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8765 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8766 call is stored in the delta.
8768 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8770 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8772 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8774 * config/i386/bsd.h (ASM_BYTE): New define.
8775 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8776 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8777 .byte. Use fputs or putc instead of fprintf where appropriate.
8778 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8779 fputs or putc instead of fprintf where appropriate.
8780 * config/i386/i386elf.h: Ditto.
8781 * config/i386/sysv4.h: Ditto.
8783 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8784 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8785 (*tls_global_dynamic_64): Ditto.
8787 2009-07-31 Christian Bruel <christian.bruel@st.com>
8789 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8791 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8793 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8794 Remove dead code for MINUS.
8796 2009-07-31 Anthony Green <green@moxielogic.com>
8798 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8800 (moxie_expand_epilogue): Ditto for epilogue.
8801 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8803 (moxie_function_arg): Ditto.
8804 (moxie_pass_by_reference): Ditto.
8805 (moxie_arg_partial_bytes): Ditto.
8806 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8807 (FUNCTION_ARG_ADVANCE) Ditto.
8808 (REG_PARM_STACK_SPACE) Ditto.
8809 (FUNCTION_ARG_REGNO_P) Dito.
8811 * config.gcc: Add moxie linux config support.
8812 * gcc/config/moxie/uclinux.h: New file.
8814 2009-07-31 DJ Delorie <dj@redhat.com>
8816 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8817 (UNSPECV_SP_SWITCH_E): New.
8818 (sp_switch_1): Change to an unspec.
8819 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8821 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8822 reference the new stack's address
8824 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8826 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8827 graphite-clast-to-gimple.o, graphite-dependences.o,
8828 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8829 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8830 (graphite-blocking.o,
8831 graphite-clast-to-gimple.o, graphite-dependences.o,
8832 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8833 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8834 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8835 * cfgloop.h (struct loop): Add can_be_parallel field.
8836 * common.opt (fgraphite-identity): Moved up.
8837 (fgraphite-force-parallel): New flag.
8838 * graphite.c: Rewrite.
8839 * graphite.h: Rewrite.
8840 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8842 * toplev.c (graphite_out_file): New file descriptor.
8843 (graphite_in_file): New.
8844 (process_options): flag_graphite_force_parallel cannot be used without
8846 * tree-ssa-loop.c: Include toplev.h.
8847 (gate_graphite_transforms): Enable flag_graphite for
8848 flag_graphite_force_parallel.
8850 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8852 * ChangeLog.graphite: New.
8853 * graphite-blocking.c: New.
8854 * graphite-clast-to-gimple.c: New.
8855 * graphite-clast-to-gimple.h: New.
8856 * graphite-dependences.c: New.
8857 * graphite-dependences.h: New.
8858 * graphite-interchange.c: New.
8859 * graphite-poly.c: New.
8860 * graphite-poly.h: New.
8861 * graphite-ppl.c: New.
8862 * graphite-ppl.h: New.
8863 * graphite-scop-detection.c: New.
8864 * graphite-scop-detection.h: New.
8865 * graphite-sese-to-poly.c: New.
8866 * graphite-sese-to-poly.h: New.
8870 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8872 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8873 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8875 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8877 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8878 (scev_is_linear_expression): Return false if the evolution is not
8879 affine multivariate.
8881 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8883 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8884 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8886 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8888 * tree-data-ref.c (debug_data_references): New.
8889 (debug_data_reference): New.
8890 * tree-data-ref.h (debug_data_references): Declared.
8891 (debug_data_reference): Declared.
8893 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8895 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8896 * tree-data-ref.h (scop_p): Removed.
8897 (struct data_reference): Remove field scop.
8899 (stmt_simple_memref_p): Removed.
8901 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8903 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8904 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8907 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8909 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8911 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8913 * doc/invoke.texi (-fgraphite-identity): Documented.
8915 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8917 * tree-scalar-evolution.c: Fix comment.
8918 (instantiate_scev_1): Return unknow from scev instantiation if the
8919 result is not above instantiate_below.
8921 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8923 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8924 static anymore. Instantiate the symbols that may have been introduced
8926 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8929 2009-07-30 DJ Delorie <dj@redhat.com>
8931 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8932 .vliw directive to VLIW sections.
8934 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8936 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8938 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8939 (AUTOHEADER): New variable.
8940 ($(srcdir)/cstamp-h.in): Use it.
8942 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8943 Pat Haugen <pthaugen@us.ibm.com>
8944 Revital Eres <ERES@il.ibm.com>
8946 * config/rs6000/vector.md (VEC_F): Add VSX support.
8950 (vector_load_<mode>): Ditto.
8951 (vector_store_<mode>): Ditto.
8952 (vector GPR move split): Ditto.
8953 (vec_reload_and_plus_<mptrsize>): Ditto.
8954 (vec_reload_and_reg_<mptrsize>): Ditto.
8955 (add<mode>3): Ditto.
8956 (sub<mode>3): Ditto.
8957 (mul<mode>3): Ditto.
8958 (neg<mode>2): Ditto.
8959 (abs<mode>2): Ditto.
8960 (smin<mode>3): Ditto.
8961 (smax<mode>3): Ditto.
8962 (vector_eq<mode>): Ditto.
8963 (vector_gt<mode>): Ditto.
8964 (vector_ge<mode>): Ditto.
8965 (vector_gtu<mode>): Ditto.
8966 (vector_select_<mode>_uns): Ditto.
8967 (vector_eq_<mode>_p): Ditto.
8968 (vector_gt_<mode>_p): Ditto.
8969 (vector_ge_<mode>_p): Ditto.
8970 (vector_gtu_<mode>_p): Ditto.
8971 (cr6_test_for_zero): Ditto.
8972 (cr6_test_for_zero_reverse): Ditto.
8973 (cr6_test_for_lt): Ditto.
8974 (cr6_test_for_lt_reverse): Ditto.
8975 (xor<mode>3): Ditto.
8976 (ior<mode>3): Ditto.
8977 (and<mode>3): Ditto.
8978 (one_cmpl<mode>2): Ditto.
8979 (nor<mode>2): Ditto.
8980 (andc<mode>2): Ditto.
8981 (float<VEC_int<mode>2): Ditto.
8982 (unsigned_float<VEC_int><mode>2): Ditto.
8983 (fix_trunc<mode><VEC_int>2): Ditto.
8984 (fixuns_trunc<mode><VEC_int>2): Ditto.
8986 (vec_set<mode>): Ditto.
8987 (vec_extract<mode>): Ditto.
8988 (vec_interleave_highv4sf): Ditto.
8989 (vec_interleave_lowv4sf): Ditto.
8990 (vec_realign_load_<mode>): Ditto.
8991 (vec_shl_<mode>): Ditto.
8992 (vec_shr_<mode>): Ditto.
8993 (div<mode>3): New patterns for VSX.
8994 (vec_interleave_highv2df): Ditto.
8995 (vec_interleave_lowv2df): Ditto.
8996 (vec_pack_trunc_v2df): Ditto.
8997 (vec_pack_sfix_trunc_v2df): Ditto.
8998 (vec_pack_ufix_trunc_v2df): Ditto.
8999 (vec_unpacks_hi_v4sf): Ditto.
9000 (vec_unpacks_lo_v4sf): Ditto.
9001 (vec_unpacks_float_hi_v4si): Ditto.
9002 (vec_unpacks_float_lo_v4si): Ditto.
9003 (vec_unpacku_float_hi_v4si): Ditto.
9004 (vec_unpacku_float_lo_v4si): Ditto.
9005 (movmisalign<mode>): Ditto.
9006 (vector_ceil<mode>2): New patterns for vectorizing math library.
9007 (vector_floor<mode>2): Ditto.
9008 (vector_btrunc<mode>2): Ditto.
9009 (vector_copysign<mode>3): Ditto.
9011 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9012 predicate for setting the high bit in each word, used for copysign.
9014 * config/rs6000/ppc-asm.h (f19): Whitespace.
9015 (f32-f63): Define if VSX.
9016 (v0-v31): Define if Altivec.
9017 (vs0-vs63): Define if VSX.
9019 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9021 * config/rs6000/power7.md: New file, provide tuning parameters for
9024 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9025 (rs6000_cpu_cpp_builtins): Ditto.
9026 (altivec_overloaded_builtins): Ditto.
9027 (altivec_resolve_overloaded_builtin): Ditto.
9029 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9030 debug switch to disable vectorizing simple math builtin
9033 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9034 Vectorize simple math builtin functions.
9035 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9036 hook to vectorize math builtins.
9037 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9038 (rs6000_builtin_conversion): Add VSX/power7 support.
9039 (rs6000_builtin_vec_perm): Ditto.
9040 (vsplits_constant): Add support for loading up a vector constant
9041 with just the high bit set in each part.
9042 (rs6000_expand_vector_init): Add VSX/power7 support.
9043 (rs6000_expand_vector_set): Ditto.
9044 (rs6000_expand_vector_extract): Ditto.
9045 (rs6000_emit_move): Ditto.
9046 (bdesc_3arg): Ditto.
9047 (bdesc_2arg): Ditto.
9048 (bdesc_1arg): Ditto.
9049 (rs6000_expand_ternop_builtin): Ditto.
9050 (altivec_expand_builtin): Ditto.
9051 (rs6000_expand_unop_builtin): Ditto.
9052 (rs6000_init_builtins): Ditto.
9053 (altivec_init_builtins): Ditto.
9054 (builtin_function_type): Ditto.
9055 (rs6000_common_init_builtins): Ditto.
9056 (rs6000_handle_altivec_attribute); Ditto.
9057 (rs6000_mangle_type): Ditto.
9058 (rs6000_vector_mode_supported_p): Ditto.
9059 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9062 * config/rs6000/vsx.md: New file for VSX support.
9064 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9065 identifing values with just the most significant bit set.
9066 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9067 vectorized builtins.
9069 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9070 (UNSPEC_VRFIM): Delete.
9071 (splitter for loading up vector with most significant bit): New
9072 splitter for vectorizing copysign.
9073 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9074 vectorizing simple math functions.
9075 (altivec_vrfip): Add support for vectorizing simple math functions.
9076 (altivec_vrfim): Ditto.
9077 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9079 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9080 (power7.md, vsx.md): Include for power7 support.
9081 (copysigndf3): Use VSX instructions if -mvsx.
9082 (negdf2_fpr): Ditto.
9083 (absdf2_fpr): Ditto.
9084 (nabsdf2_fpr): Ditto.
9085 (adddf3_fpr): Ditto.
9086 (subdf3_fpr): Ditto.
9087 (muldf3_fpr): Ditto.
9088 (divdf3_fpr): Ditto.
9089 (fix_truncdfdi2_fpr): Ditto.
9090 (cmpdf_internal1): Ditto.
9091 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9092 (btruncdf2, btruncdf2_fpr): Ditto.
9093 (ceildf2, ceildf2_fpr): Ditto.
9094 (floordf2, floordf2_fpr): Ditto.
9095 (floatdidf2, floatdidf2_fpr): Ditto.
9096 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9097 (fmsubdf4_fpr): Ditto.
9098 (fnmadddf4_fpr_1): Ditto.
9099 (fnmadddf4_fpr_2): Ditto.
9100 (fnmsubdf4_fpr_1): Ditto.
9101 (fnmsubdf4_fpr_2): Ditto.
9102 (fixuns_truncdfdi2): Add expander for VSX support.
9103 (fix_truncdfdi2): Ditto.
9104 (fix_truncdfsi2): Ditto.
9106 (btruncsf2): Whitespace.
9107 (movdf_hardfloat32): Add support for VSX registers.
9108 (movdf_softfloat32): Ditto.
9109 (movdf_hardfloat64): Ditto.
9110 (movdf_hardfloat64_mfpgpr): Ditto.
9111 (movdf_softfloat64): Ditto.
9112 (movti splitters): Add check for vector registers supporting
9113 TImode in the future.
9114 (bpermd): Add power7 bpermd instruction.
9116 * config/rs6000/altivec.h (vec_div): Define if VSX.
9120 (vec_nearbyint): Ditto.
9123 (all predicates): Use the generic builtin function, and not the V4SF
9124 specific function so that the predicates will work with VSX's V2DF.
9128 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9129 Document new VSX functions and types.
9131 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9134 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9135 "wa", and "j" constraints. Modify "v" to talk about Altivec
9136 instead of just vector.
9138 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9141 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9142 location for phi arguments.
9143 (rewrite_update_phi_arguments): Find locations for reaching defs.
9144 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9145 Add location to add_phi_arg calls.
9146 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9147 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9148 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9149 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9150 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9151 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9152 * tree-phinodes.c (make_phi_node): Initialize location.
9153 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9154 (add_phi_arg): Add location parameter.
9155 (remove_phi_arg_num): Move location when moving phi argument.
9156 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9158 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9159 slpeel_update_phi_nodes_for_guard1,
9160 slpeel_update_phi_nodes_for_guard2,
9161 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9162 vect_loop_versioning): Set locations.
9163 * tree-parloops.c (create_phi_for_local_result,
9164 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9165 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9166 * tree-vect-loop.c (get_initial_def_for_induction,
9167 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9169 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9170 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9171 (gimple_phi_arg_set_location): New. Set locus.
9172 (gimple_phi_arg_has_location): New. Check for locus.
9173 (redirect_edge_var_map_location): New. Return locus from var_map.
9174 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9175 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9176 combining PHI arguments.
9177 (cond_store_replacement): Set location.
9178 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9179 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9180 scop_add_exit_phis_edge): Add locations.
9181 * tree-cfgcleanup.c (remove_forwarder_block,
9182 remove_forwarder_block_with_phi): Add locations.
9183 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9184 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9186 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9187 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9188 flush_pending_stmts): Add source location.
9189 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9190 stack to preserve locations.
9191 * tree-vect-stmts.c (vectorizable_load): Add location.
9192 * tree-inline.c (copy_phis_for_bb): Copy locus.
9193 (setup_one_parameter): Add call locus to inlined parameter stmts.
9194 (initialize_inlined_parameters): Pass in call location as parameter
9196 (tree_function_versioning): Pass location to setup_one_parameter.
9197 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9198 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9199 copy and edge lists.
9200 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9201 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9202 locus parameter and override the stmt default if provided.
9203 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9204 elim_graph_add_edge, elim_graph_remove_succ_edge,
9205 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9206 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9207 eliminate_phi): Add locus info in elimination graph for each edge and
9209 (insert_backedge_copies): Copy locus if present.
9210 * tree-flow.h (struct _edge_var_map): Add locus field.
9211 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9212 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9213 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9215 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9217 2009-07-30 Martin Jambor <mjambor@suse.cz>
9219 PR tree-optimization/40570
9220 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9223 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9225 * ssa-loop-manip.c: Include langhooks.h.
9226 (rewrite_phi_with_iv): New.
9227 (rewrite_all_phi_nodes_with_iv): New.
9228 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9229 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9230 * tree-parloops.c (loop_parallel_p): Move out all conditions
9231 except dependency check.
9232 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9233 (gen_parallel_loop): Call canonicalize_loop_ivs without
9234 reduction_list argument.
9235 (build_new_reduction): New.
9236 (gather_scalar_reductions): New.
9237 (try_get_loop_niter): New.
9238 (try_create_reduction_list): New.
9239 (parallleize_loops): Change the parallel conditions check.
9240 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9241 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9243 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9245 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9247 * doc/options.texi (Option properties): Mention new quoting syntax.
9249 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9251 * config/alpha/alpha.c (alpha_start_function):
9252 Handle VMS_DEBUG_MAIN_POINTER
9253 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9254 * doc/invoke.texi: Document -mdebug-main switch.
9256 2009-07-29 Richard Henderson <rth@redhat.com>
9258 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9259 (cgraph_create_edge_including_clones): Likewise.
9260 * tree-inline.c (copy_bb): Operate on the correct edges
9261 when updating the callgraph.
9263 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9265 * config/alpha/vms-cc.c: Deleted.
9266 * config/alpha/vms-ld.c: Deleted.
9267 * config/alpha/t-vms64: Moved to config/vms
9268 * config/alpha/vms-crt0-64.c: Moved to config/vms
9269 * config/alpha/vms-crt0.c: Moved to config/vms
9270 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9271 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9272 * config/alpha/xm-vms.h: Moved to config/vms
9273 * config/alpha/x-vms: Moved to config/vms
9274 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9276 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9277 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9279 * config/vms/t-vms64: Moved here from config/alpha
9280 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9281 (argc,argv,envp): Enforce 32bit malloc'ing.
9282 * config/vms/vms-psxcrt0-64.c: Likewise.
9283 * config/vms/vms-crt0.c: Moved here from config/alpha.
9284 * config/vms/vms-psxcrt0.c: Likewise.
9285 * config/vms/vms-crtl-64.h: New file.
9286 * config/vms/vms-crtl.h: New file.
9287 * config/vms/vms.opt: New file.
9288 * config/vms/xm-vms64.h: New file.
9289 * config/vms/xm-vms.h: Moved here from config/alpha.
9290 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9292 * config/vms/x-vms: Moved here from config/alpha.
9293 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9294 (vms-ld.o, vms-cc.o): Removed.
9295 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9297 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9299 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9300 correct stack (obvious VMS fix).
9302 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9304 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9305 date, version info if VMS_DEBUGGING_INFO defined.
9306 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9307 size, date calculating code moved here.
9309 2009-07-29 Paul Brook <paul@codesourcery.com>
9311 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9314 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9317 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9318 to DImode when generating insq_le insn.
9320 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9322 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9323 New macro set for VMS_DEBUGGGING_INFO.
9324 (AT_string_form): Use it.
9326 2009-07-28 DJ Delorie <dj@redhat.com>
9328 * config/mep/mep.c (vtext_section): New.
9329 (vftext_section): New.
9330 (ftext_section): New.
9331 (mep_select_section): Add support for functions.
9332 (mep_unique_section): Likewise.
9333 (mep_asm_init_sections): Likewise.
9334 (mep_encode_section_info): Remove it from here.
9336 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9338 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9340 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9341 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9343 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9345 * dwarf2out.c (output_file_names): Test new macro
9346 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9347 (add_comp_dir_attribute): Likewise.
9349 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9351 * config/i386/mingw-w64.h (LINK_SPEC): Add
9352 separating space between commands.
9354 2009-07-28 Jan Hubicka <jh@suse.cz>
9356 PR tree-optimization/40759
9357 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9360 2009-07-27 DJ Delorie <dj@redhat.com>
9362 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9363 types are dword-aligned.
9364 (mep_expand_va_start): Likewise.
9366 2009-07-27 Olivier Hainque <hainque@adacore.com>
9367 Douglas B Rupp <rupp@gnat.com>
9369 * convert.c (convert_to_pointer): Don't assume the target
9370 pointer type is POINTER_SIZE long. Fetch its precision instead.
9372 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9374 * system.h (fopen): Undefine if macro.
9376 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9378 * dwarf2out.c (output_cfi_p): Removed.
9379 (output_cfis): New function.
9380 (output_fde): New function, split from output_call_frame_info.
9381 (output_call_frame_info): Use it.
9382 (dwarf2out_switch_text_section): Use output_cfis.
9384 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9386 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9387 TARGET_BI_ARCH is specified without enabling SJLJ.
9388 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9389 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9391 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9393 * arm.md (negdi2): Use DImode if forcing a value into a register.
9395 2009-07-26 Ira Rosen <irar@il.ibm.com>
9397 PR tree-optimization/40801
9398 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9399 of vector operand from the previous copy of vector statement.
9400 Pass the correct definition type value to
9401 vect_get_vec_def_for_stmt_copy().
9403 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9405 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9406 const char ** conversion.
9408 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9410 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9411 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9412 (gcc_unreachable): Invoke __builtin_unreachable() if
9413 !ENABLE_ASSERT_CHECKING.
9415 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9417 PR rtl-optimization/40445
9418 * emit-rtl.c (next_nonnote_insn_bb): New function.
9419 * rtl.h (next_nonnote_insn_bb): Declare new function.
9420 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9421 with no successors that is the successor of the ENTRY_BLOCK.
9422 Continue from the top after removing an empty fallthrough block.
9423 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9424 of next_nonnote_insn.
9426 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9428 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9430 2009-07-25 Martin Jambor <mjambor@suse.cz>
9432 * c-common.c (c_common_attribute_table): New element for noclone.
9433 (handle_noclone_attribute): New function. Forward-declare.
9434 * tree-inline.c (tree_versionable_function_p): Check for noclone
9436 * doc/extend.texi (Labels as Values): Document need for noclone.
9437 (Function Attributes): Document noclone attribute.
9439 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9441 PR rtl-optimization/34999
9442 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9443 and dw_fde_switched_cold_to_hot fields.
9444 (output_cfi_p): New function.
9445 (output_call_frame_info): If fde->dw_fde_switched_sections,
9446 output 2 FDEs instead of one with corrupted header.
9447 (dwarf2out_do_cfi_startproc): New function.
9448 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9449 and fde->dw_fde_switched_cold_to_hot.
9450 (dwarf2out_switch_text_section): Compute
9451 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9452 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9453 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9454 Otherwise, compute fde->dw_fde_switch_cfi.
9456 2009-07-24 Cary Coutant <ccoutant@google.com>
9458 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9460 2009-07-24 Cary Coutant <ccoutant@google.com>
9462 * cfghooks.c (split_block): Copy discriminator to new block.
9463 * tree-cfg.c (assign_discriminator): Check location of last
9464 instruction in block as well as first.
9466 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9468 * config/i386/linux.c: Use fputs or putc instead of fprintf
9470 * config/i386/gas.h: Ditto.
9471 * config/i386/x86-64.h: Ditto.
9472 * config/i386/att.h: Ditto.
9474 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9476 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9479 2009-07-24 Martin Jambor <mjambor@suse.cz>
9481 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9482 (ipa_push_func_to_list_1): Declare.
9483 (ipa_push_func_to_list): New function.
9485 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9486 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9487 (ipa_push_func_to_list): Removed.
9488 (ipa_pop_func_from_list): Clear node_enqueued flag.
9490 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9492 * config/s390/s390.c (override_options): Default
9493 max-unrolled-insns to 100 for z10 tuning.
9495 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9497 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9498 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9499 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9500 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9501 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9502 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9503 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9505 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9507 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9508 use default set in mingw32.h header.
9509 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9510 64-bit /mingw/include path.
9511 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9514 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9516 PR rtl-optimization/40209
9517 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9519 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9521 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9522 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9523 with the rest of string where appropriate. Use fputs or putc
9524 instead of fprintf where appropriate.
9526 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9527 Pat Haugen <pthaugen@us.ibm.com>
9528 Revital Eres <ERES@il.ibm.com>
9530 * config/rs6000/vector.md: New file. Move most of the vector
9531 expander support here from altivec.md to allow for the VSX vector
9532 unit in the future. Add support for secondary_reload patterns.
9533 Rewrite the patterns for vector comparison, and vector comparison
9534 predicate instructions so that the RTL expresses the desired
9535 behavior, instead of using unspec.
9537 * config/rs6000/constraints.md ("f" constraint): Use
9538 rs6000_constraints to hold the precalculated register class.
9539 ("d" constraint): Ditto.
9540 ("wd" constraint): New constraint for VSX.
9541 ("wf" constraint): Ditto.
9542 ("ws" constraint): Ditto.
9543 ("wa" constraint): Ditto.
9544 ("wZ" constraint): Ditto.
9545 ("j" constraint): Ditto.
9547 * config/rs6000/predicates.md (vsx_register_operand): New
9549 (vfloat_operand): New predicate for vector.md.
9550 (vint_operand): Ditto.
9551 (vlogical_operand): Ditto.
9552 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9553 (easy_vector_constant): Add VSX support.
9554 (altivec_indexed_or_indirect_operand): New predicate for
9555 recognizing Altivec style memory references with AND -16.
9557 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9558 for vector secondary reload support.
9559 (rs6000_vector_reg_class): Delete, replacing it with
9561 (rs6000_vsx_reg_class): Ditto.
9562 (rs6000_constraints): New array to hold the register classes of
9563 each of the register constraints that can vary at runtime.
9564 (builtin_mode_to_type): New static array for builtin function type
9566 (builtin_hash_table): New static hash table for builtin function
9568 (TARGET_SECONDARY_RELOAD): Define target hook.
9569 (TARGET_IRA_COVER_CLASSES): Ditto.
9570 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9571 registers are 128 bits if VSX memory reference instructions are used.
9572 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9574 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9575 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9576 Print several of the scheduling related parameters.
9577 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9578 rs6000_constraints instead of rs6000_vector_reg_class. Move
9579 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9580 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9581 Altivec. Add VSX support. Setup for secondary reload support on
9582 Altivec/VSX registers.
9583 (rs6000_override_options): Make power7 set the scheduling groups
9584 like the power5. Add support for new debug switches to override
9585 the scheduling defaults. Temporarily disable -mcpu=power7 from
9586 setting -mvsx. Add support for debug switches -malways-hint,
9587 -msched-groups, and -malign-branch-targets.
9588 (rs6000_buitlin_conversion): Add support for returning unsigned
9589 vector conversion functions to fix regressions due to stricter
9591 (rs6000_builtin_mul_widen_even): Ditto.
9592 (rs6000_builtin_mul_widen_odd): Ditto.
9593 (rs6000_builtin_vec_perm): Ditto.
9594 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9595 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9597 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9599 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9600 VSX types for bit operations. Changes to accomidate vector.md.
9601 (bdesc_2arg): Ditto.
9602 (bdesc_1arg): Ditto.
9603 (struct builtin_description_predicates): Rewrite predicate
9604 handling so that RTL describes the operation, instead of passing
9605 the instruction to be used as a string argument.
9606 (bdesc_altivec_preds): Ditto.
9607 (altivec_expand_predicate_builtin): Ditto.
9608 (altivec_expand_builtin): Ditto.
9609 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9610 statement for vsldoi support.
9611 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9612 (altivec_expand_st_builtin): Ditto.
9613 (paired_expand_builtin): Whitespace changes.
9614 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9615 builtin_mode_to_type table for secondary reload. Call
9616 builtin_function_type to build random builtin functions.
9617 (altivec_init_builtins): Change to use builtin_function_type to
9618 create builtin function types dynamically as we need them.
9619 (builtin_hash_function): New support for hashing the tree types
9620 for builtin function as we need it, rather than trying to build
9621 all of the trees that we need. Add initial preliminary VSX support.
9622 (builtin_function_type): Ditto.
9623 (builtin_function_eq): Ditto.
9624 (builtin_hash_struct): Ditto.
9625 (rs6000_init_builtins): Ditto.
9626 (rs6000_common_init_builtins): Ditto.
9627 (altivec_init_builtins): Ditto.
9628 (rs6000_common_init_builtins): Ditto.
9629 (enum reload_reg_type): New enum for simplifing reg classes.
9630 (rs6000_reload_register_type): Simplify register classes into GPR,
9631 Vector, and other registers. Altivec and VSX addresses in reload.
9632 (rs6000_secondary_reload_inner): Ditto.
9633 (rs6000_ira_cover_classes): New target hook, that returns the
9634 appropriate cover classes, based on -mvsx being used or not.
9635 (rs6000_secondary_reload_class): Add VSX support.
9636 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9637 (get_vsel_insn): Ditto.
9638 (rs6000_emit_vector_compare): Rewrite vector conditional support
9639 so that where we can, we use RTL operators, instead of blindly use
9641 (rs6000_emit_vector_select): Ditto.
9642 (rs6000_emit_vector_cond_expr): Ditto.
9643 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9644 (create_TOC_reference): Add -mdebug=addr support.
9645 (emit_frame_save): VSX loads/stores need register indexed addressing.
9647 * config/rs6000/rs6000.md: Include vector.md.
9649 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9651 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9652 support for V2DI, V2DF in logical, permute, select operations.
9654 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9655 switch for vsx/power7.
9656 (-mvsx-scalar-memory): Ditto.
9657 (-mvsx-align-128): Ditto.
9658 (-mallow-movmisalign): Ditto.
9659 (-mallow-df-permute): Ditto.
9660 (-msched-groups): Ditto.
9661 (-malways-hint): Ditto.
9662 (-malign-branch-targets): Ditto.
9664 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9666 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9667 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9668 (rs6000_vector_reg_class): Delete.
9669 (rs6000_vsx_reg_class): Ditto.
9670 (enum rs6000_reg_class_enum): New enum for the constraints that
9671 vary based on target switches.
9672 (rs6000_constraints): New array to hold the register class for all
9673 of the register constraints that vary based on the switches used.
9674 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9675 (enum rs6000_builtins): Add unsigned varients for the builtin
9676 declarations returned by target hooks for expanding multiplies,
9677 select, and permute operations. Add VSX builtins.
9678 (enum rs6000_builtin_type_index): Add entries for VSX.
9679 (V2DI_type_node): Ditto.
9680 (V2DF_type_node): Ditto.
9681 (unsigned_V2DI_type_node): Ditto.
9682 (bool_long_type_node): Ditto.
9683 (intDI_type_internal_node): Ditto.
9684 (uintDI_type_internal_node): Ditto.
9685 (double_type_internal_node): Ditto.
9687 * config/rs6000/altivec.md (whole file): Move all expanders to
9688 vector.md from altivec.md. Rename insn matching functions to be
9690 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9691 (altivec_vcmp*): Ditto.
9692 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9693 (VM): New iterator for moves that includes the VSX types.
9694 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9695 (altivec_vperm_<mode>_uns): New, for unsigned types.
9696 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9697 (altivec_eq<mode>): Ditto.
9698 (altivec_gt<mode>): Ditto.
9699 (altivec_gtu<mode>): Ditto.
9700 (altivec_eqv4sf): Ditto.
9701 (altivec_gev4sf): Ditto.
9702 (altivec_gtv4sf): Ditto.
9703 (altivec_vcmpbfp_p): Ditto.
9705 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9707 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9710 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9713 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9714 ASM_SHORT instead of .word.
9715 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9716 instead of .word in asm template.
9718 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9721 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9722 (process_bb_node_lives): Use it.
9724 * ira.c (setup_cover_and_important_classes): Don't setup
9725 ira_important_class_nums. Add cover classes to the end of
9727 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9729 (find_reg_class_closure): Use reorder_important_classes.
9731 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9733 * config/i386/i386.c (i386_ira_cover_classes): New function.
9734 (TARGET_IRA_COVER_CLASSES): Redefine.
9736 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9737 importance of order of cover classes in the array.
9739 2009-07-22 Diego Novillo <dnovillo@google.com>
9741 * tree-pass.h (TDF_EH): Define.
9742 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9743 contains TDF_EH, print the EH region number holding GS.
9744 * tree-dump.c (dump_options): Add "eh".
9745 * doc/invoke.texi: Document it.
9747 2009-07-22 Doug Kwan <dougkwan@google.com>
9749 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9751 2009-07-22 Michael Matz <matz@suse.de>
9753 PR tree-optimization/35229
9754 PR tree-optimization/39300
9756 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9757 (inhibit_phi_insertion): New function.
9758 (insert_into_preds_of_block): Call it for REFERENCEs.
9759 (init_pre): Initialize and finalize scalar evolutions.
9760 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9762 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9764 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9765 Use CONST_VECTOR_NUNITS to determine number of elements.
9767 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9769 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9770 (U, W): Constraints are now deprecated and will be removed if we
9772 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9774 ("prefetch"): Add the stcmh instruction for prefetching.
9775 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9777 (s390_short_displacement): Return always true if compiling for
9778 machines not providing the long displacement facility.
9779 (s390_mem_constraint): Support the new constraint letter Z.
9780 (s390_check_qrst_address): New function.
9782 2009-07-21 DJ Delorie <dj@redhat.com>
9784 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9787 2009-07-21 Jason Merrill <jason@redhat.com>
9789 * c-common.c (max_tinst_depth): Increase default to 1024.
9791 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9794 (vec_unpacku_float_lo_v4si): Ditto.
9796 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9799 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9800 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9801 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9802 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9804 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9806 PR tree-optimization/40813
9807 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9810 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9812 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9813 with a NOP_EXPR if needed.
9815 2009-07-21 Paul Brook <paul@codesourcery.com>
9817 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9818 Terminate debug dump with newline.
9820 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9822 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9823 Cast "1" to unsigned HOST_WIDE_INT.
9824 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9825 deposit length to the maximum length - lsb. Extend length if
9826 HOST_BITS_PER_WIDE_INT is 32.
9828 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9830 * cgraph.h (constant_pool_htab): New function.
9831 (constant_descriptor_tree): Move from varasm.c.
9832 * varasm.c (constant_pool_htab): New function.
9833 (constant_descriptor_tree): Move to cgraph.h.
9835 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9837 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9839 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9841 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9844 2009-07-20 Xinliang David Li <davidxl@google.com>
9846 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9848 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9850 * config/mips/mips.md (move_type): Add arith.
9851 (type): Handle arith.
9852 (zero_extendsidi2): Rename this into ...
9853 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9854 (zero_extendsidi2): New expander.
9855 (*zero_extendsidi2_dext): New pattern.
9857 2009-07-20 Nick Clifton <nickc@redhat.com>
9859 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9860 to set MIPS_ABI_DEFAULT.
9861 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9863 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9865 * tree-object-size.c (addr_object_size): Handle unions with
9866 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9868 PR tree-optimization/40792
9869 * tree.c (build_function_type_skip_args): Remove bogus assert.
9871 2009-07-20 Jan Hubicka <jh@suse.cz>
9872 Martin Jambor <mjambor@suse.cz>
9874 * cgraph.h (combined_args_to_skip): New field.
9875 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9876 combined_args_to_skip and args_to_skip.
9877 * tree-inline.c (update_clone_info): New function.
9878 (tree_function_versioning): Call update_clone_info.
9879 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9881 (cgraph_materialize_all_clones): More extensive dumping, working
9882 with combined_args_to_skip rather than args_to_skip.
9884 2009-07-20 Ira Rosen <irar@il.ibm.com>
9886 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9887 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9888 (get_initial_def_for_reduction): Likewise.
9889 (vectorizable_reduction): Skip the check of first operand in case
9890 of COND_EXPR. Add check that it is outer loop vectorization if
9891 nested cycle was detected. Call vectorizable_condition() for
9892 COND_EXPR. If reduction epilogue cannot be created do not fail for
9893 nested cycles (if it is not double reduction). Assert that there
9894 is only one type in the loop in case of COND_EXPR. Call
9895 vectorizable_condition() to vectorize COND_EXPR.
9896 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9897 Add parameters. Allow nested cycles if called from
9898 vectorizable_reduction(). Use reduction vector variable if provided.
9899 (vect_analyze_stmt): Call vectorizable_reduction() before
9900 vectorizable_condition().
9901 (vect_transform_stmt): Update call to vectorizable_condition().
9903 2009-07-20 Christian Bruel <christian.bruel@st.com>
9905 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9906 * doc/invoke.texi (-mfmovd): Likewise.
9907 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9909 2009-07-20 Jan Hubicka <jh@suse.cz>
9911 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9912 when handling SSA name.
9914 2009-07-19 Jan Hubicka <jh@suse.cz>
9916 PR tree-optimization/40676
9917 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9918 virtual PHIs in empty BBs.
9920 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9922 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9923 re-expanded the compound use gen_lowpart instead to convert to the
9926 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9928 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9929 OUTER_CONST arguments.
9930 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9931 the new wider mode will be masked off.
9932 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9934 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9936 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9937 high-order bits are zero.
9939 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9941 * combine.c (simplify_shift_const_1): Split code to determine
9943 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9944 new bits shifted in are identical to the old sign bit.
9946 2009-07-18 Richard Guenther <rguenther@suse.de>
9949 * gimplify.c (gimplify_call_expr): Reject code using results from
9950 functions returning void.
9952 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9954 * doc/md.texi: Document the new PowerPC "es" constraint.
9955 Document that "m" can include automodified addresses on this target,
9956 and explain how %U must be used. Extend the "Q" and "Z" documentation
9957 to suggest "es" as well as "m".
9958 * config/rs6000/constraints.md (es): New memory constraint.
9959 (Q, Z): Update strings to match new documentation.
9961 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9963 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9964 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9965 * config/rs6000/predicates.md (volatile_mem_operand): Use
9966 offsettable_nonstrict_memref_p.
9967 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9968 (*floatunssidf2_internal): Likewise.
9969 (*fix_truncdfsi2_internal): Likewise.
9970 (*fix_trunctfsi2_internal): Likewise.
9972 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9974 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9978 2009-07-17 Richard Guenther <rguenther@suse.de>
9981 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9982 (pass_warn_unused_result): Likewise.
9983 (TODO_set_props): Remove.
9984 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9986 (pass_diagnose_omp_blocks): Define.
9987 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9988 (c_gimple_diagnostics_recursively): Remove.
9989 (finish_function): Do not call it.
9990 (c_write_global_declarations): Continue after errors.
9991 Finalize the CU here.
9992 * c-gimplify.c (c_genericize): Do not gimplify here.
9993 * c-common.c (c_warn_unused_result): Move ...
9994 * tree-cfg.c (do_warn_unused_result): ... here.
9995 (run_warn_unused_result): New function.
9996 (gate_warn_unused_result): New function.
9997 (pass_warn_unused_result): New pass.
9998 * c-common.h (c_warn_unused_result): Remove.
9999 * flags.h (flag_warn_unused_result): Declare.
10000 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10001 * opts.c (flag_warn_unused_result): Initialize to false.
10002 * toplev.c (compile_file): Add comment.
10003 * omp-low.c (create_omp_child_function): Do not register
10004 the function with the frontend.
10005 (diagnose_omp_structured_block_errors): Prepare to be
10006 called as optimization pass.
10007 (gate_diagnose_omp_blocks): New function.
10008 (pass_diagnose_omp_blocks): New pass.
10009 * cgraph.h (cgraph_optimize): Remove.
10010 (cgraph_analyze_function): Likewise.
10011 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10012 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10013 before their parents here.
10014 (cgraph_finalize_function): Not here.
10015 (cgraph_analyze_function): Gimplify functions here.
10016 (cgraph_finalize_compilation_unit): Continue after errors.
10017 Optimize the callgraph from here.
10018 (cgraph_optimize): Make static.
10019 * langhooks.c (write_global_declarations): Finalize the CU.
10020 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10021 (gimplify_function_tree): Assert we gimplify only once.
10022 Set PROP_gimple_any property.
10023 * tree-nested.c (gimplify_all_functions): New function.
10024 (lower_nested_functions): Gimplify all nested functions.
10025 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10026 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10027 and pass_diagnose_omp_blocks after gimplification. Do not
10028 set TODO_set_props on all_lowering_passes.
10029 (execute_one_pass): Do not handle TODO_set_props.
10030 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10031 (gimplify.o): Add tree-pass.h dependency.
10032 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10033 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10034 (unsave_r): Likewise.
10035 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10036 temporary variable.
10038 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10040 * doc/service.texi (Service): Restore previously removed link,
10041 which isn't broken after all.
10043 2009-07-17 Richard Guenther <rguenther@suse.de>
10045 PR tree-optimization/40321
10046 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10047 PHI nodes to the maximal set.
10048 (make_values_for_phi): Add PHI arguments to the maximal set.
10049 (execute_pre): Dump PHI_GEN and the maximal set.
10051 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10054 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10057 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10059 * doc/extend.texi (Nested Functions): Replace broken link with
10061 * doc/service.texi (Service): Remove broken link.
10063 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10066 * builtins.c (expand_builtin_memcmp): Use loc instead of
10067 EXPR_LOCATION (exp).
10068 (expand_builtin_strncmp): Likewise.
10070 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10071 Manuel López-Ibáñez <manu@gcc.gnu.org>
10074 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10075 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10076 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10077 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10078 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10079 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10080 tree-inline.c, c-common.c, c-common.h, gimple.c,
10081 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10082 convert.c: Add location argument to fold_{unary,binary,ternary},
10083 fold_build[123], build_call_expr, build_size_arg,
10084 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10085 fold_build1_initializer, fold_build2_initializer,
10086 fold_build3_initializer, fold_build_call_array,
10087 fold_build_call_array_initializer, fold_single_bit_test,
10088 omit_one_operand, omit_two_operands, invert_truthvalue,
10089 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10090 combine_comparisons, fold_builtin_*, fold_call_expr,
10091 build_range_check, maybe_fold_offset_to_address, round_up,
10094 2009-07-16 Jason Merrill <jason@redhat.com>
10097 * c-common.c (c_common_reswords): Add __is_standard_layout
10099 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10100 * doc/implement-cxx.texi: New.
10101 * doc/gcc.texi: Include it.
10103 2009-07-16 DJ Delorie <dj@redhat.com>
10105 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10106 compares that may be indirectly affected by previous instructions.
10108 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10110 * builtins.c (do_mpc_arg2): New.
10111 (fold_builtin_2): Fold builtin cpow.
10112 * real.h (HAVE_mpc_pow): New.
10114 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10116 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10117 comparison to skip unprofitable schedule
10119 2009-07-16 Simon Baldwin <simonb@google.com>
10121 * gcc.c (option_map): New flag -no-canonical-prefixes.
10122 * (display_help): Print help text for new flag.
10123 * (process_command): Move options translation and language specifics
10124 and handle new flag early. Use it to set a function pointer to a
10125 prefix builder. Replace make_relative_prefix calls with calls to
10126 the function pointed to. Ignore new flag in regular options handling.
10127 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10129 2009-07-15 DJ Delorie <dj@redhat.com>
10131 * config/mep/mep.md (sibcall_internal): Change register to avoid
10132 argument registers.
10133 (sibcall_value_internal): Likewise.
10135 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10137 PR rtl-optimization/40710
10138 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10140 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10142 * config/mips/mips.md (*extenddi_truncate<mode>,
10143 *extendsi_truncate<mode>): Change type attribute to move_type
10144 with shift_shift. Split out code handling exts from here ...
10145 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10147 (*extendhi_truncateqi): Change type attribute to move_type with
10148 shift_shift. Split out code handling exts from here ...
10149 (*extendhi_truncateqi_exts): ... to this new pattern.
10151 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10153 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10154 instead of "and" with inverted sign bit mask value. Use
10155 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10156 Allocate registers only for operand 4 and operand 5.
10158 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10160 PR middle-end/40747
10161 * fold-const.c (fold_cond_expr_with_comparison): When folding
10162 < and <= to MIN, make sure the MIN uses the same type as the
10163 comparison's operands.
10165 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10167 * arm.md (ior_xor): New code iterator.
10168 (split for ior/xor with shift and zero-extend): New split pattern.
10169 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10171 2009-07-15 Richard Guenther <rguenther@suse.de>
10173 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10176 2009-07-15 Richard Guenther <rguenther@suse.de>
10178 PR middle-end/40753
10179 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10181 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10183 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10184 handle 2.6.30 kernel.
10186 2009-07-15 DJ Delorie <dj@redhat.com>
10188 * config/mep/mep.md (sibcall_internal): Change register to allow
10189 for 24-bit addresses.
10190 (sibcall_value_internal): Likewise.
10192 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10194 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10195 that are enabled/disabled by the flags introduced by a previous patch.
10197 2009-07-14 DJ Delorie <dj@redhat.com>
10199 * config/mep/mep.md (sibcall_internal): Include non-toggling
10201 (sibcall_value_internal): Likewise.
10203 2009-07-14 Taras Glek <tglek@mozilla.com>
10204 Rafael Espindola <espindola@google.com>
10206 * doc/sourcebuild.texi: Document install-plugin target.
10207 * configure.ac: Added install-plugin target to language makefiles.
10208 * configure: Regenerate.
10209 * Makefile.in: (install-plugin): Install more headers,
10210 depend on lang.install-plugin.
10212 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10214 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10217 2009-07-14 DJ Delorie <dj@redhat.com>
10219 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10220 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10221 * config/mep/mep.md (sibcall_internal): Change test from
10222 mep_vliw_mode_match to mep_vliw_jmp_match.
10223 (sibcall_value_internal): Likewise.
10225 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10227 * config/i386/sse.md (copysign<mode>3): New expander.
10228 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10229 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10230 Use ix86_build_const_vector.
10231 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10232 IX86_BUILTIN_CPYSGNPD.
10233 (builtin_description): Add __builtin_ia32_copysignps and
10234 __builtin_ia32_copysignpd.
10235 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10236 and BUILT_IN_COPYSIGNF.
10238 2009-07-13 Jason Merrill <jason@redhat.com>
10240 * builtins.c (can_trust_pointer_alignment): New fn.
10241 (get_pointer_alignment): Factor it out from here.
10242 * tree.h: Declare it.
10244 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10246 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10249 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10253 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10255 2009-07-14 Richard Guenther <rguenther@suse.de>
10256 Andrey Belevantsev <abel@ispras.ru>
10258 PR middle-end/40745
10259 * cfgexpand.c (partition_stack_vars): Do not bother to update
10260 alias information when not optimizing.
10262 2009-07-14 Richard Guenther <rguenther@suse.de>
10263 Andrey Belevantsev <abel@ispras.ru>
10265 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10266 (pt_solution_set): Likewise.
10267 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10268 * tree-ssa-structalias.c (pt_solution_set): New function.
10269 * final.c (rest_of_clean_state): Free SSA data structures.
10270 * print-rtl.c (print_decl_name): Remove.
10271 (print_mem_expr): Implement in terms of print_generic_expr.
10272 * alias.c (ao_ref_from_mem): New function.
10273 (rtx_refs_may_alias_p): Likewise.
10274 (true_dependence): Query alias-export info.
10275 (canon_true_dependence): Likewise.
10276 (write_dependence_p): Likewise.
10277 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10279 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10280 (mem_expr_equal_p): Use operand_equal_p.
10281 (set_mem_attributes_minus_bitpos): Do not use
10282 component_ref_for_mem_expr.
10283 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10284 (update_alias_info_with_stack_vars): Likewise.
10285 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10286 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10287 explicitly nor clear stmt operands.
10288 Free the decl-to-pointer map.
10289 * tree-optimize.c (execute_free_datastructures): Do not free
10290 SSA data structures here.
10291 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10292 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10293 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10295 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10297 2009-07-13 DJ Delorie <dj@redhat.com>
10299 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10300 unrolling at the right iteration count.
10302 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10305 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10307 * haifa-sched.c (rank_for_schedule): Introduced flags to
10308 enable/disable individual scheduling heuristics.
10309 * common.opt: Introduced flags to enable/disable individual
10310 heuristics in the scheduler.
10311 * doc/invoke.texi: Introduced flags to enable/disable individual
10312 heuristics in the scheduler.
10314 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10316 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10317 config/i386/mingw-tls.c.
10318 * config/i386/mingw-tls.c: Removed.
10320 2009-07-13 Ira Rosen <irar@il.ibm.com>
10322 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10323 checks access only relevant statements.
10324 (vectorizable_reduction): Likewise.
10326 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10328 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10329 just for 32-bit case.
10331 2009-07-12 Jan Hubicka <jh@suse.cz>
10333 PR tree-optimization/40585
10334 * except.c (expand_resx_expr): When there already is resume
10335 instruction, produce linked list.
10336 (build_post_landing_pads): Assert that resume is empty.
10337 (connect_post_landing_pads): Handle resume lists.
10338 (dump_eh_tree): Dump resume list.
10340 2009-07-12 Ira Rosen <irar@il.ibm.com>
10342 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10343 with additional argument.
10344 * tree-vectorizer.h (enum vect_def_type): Add
10345 vect_double_reduction_def.
10346 (vect_is_simple_reduction): Add argument.
10347 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10349 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10350 vect_is_simple_reduction with additional argument.
10351 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10353 (reduction_code_for_scalar_code): Handle additional codes by
10354 returning ERROR_MARK for them. Fix comment and indentation.
10355 (vect_is_simple_reduction): Fix comment, add argument to specify
10356 double reduction. Detect double reduction.
10357 (get_initial_def_for_induction): Fix indentation.
10358 (get_initial_def_for_reduction): Fix comment and indentation.
10359 Handle double reduction. Create initial definitions that do not
10360 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10361 (vect_create_epilog_for_reduction): Fix comment, add argument to
10362 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10363 epilogue result extraction. Create double reduction phi node and
10364 replace relevant uses.
10365 (vectorizable_reduction): Call vect_is_simple_reduction with
10366 additional argument. Fix indentation. Update epilogue code treatment
10367 according to the changes in reduction_code_for_scalar_code. Check
10368 for double reduction. Call vect_create_epilog_for_reduction with
10369 additional argument.
10370 * tree-vect-stmts.c (process_use): Handle double reduction, update
10372 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10373 (vect_get_vec_def_for_operand): Likewise.
10375 2009-07-12 Danny Smith <dansmister@gmail.com>
10377 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10378 dllexport if !TREE_PUBLIC.
10379 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10381 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10383 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10384 (avr_extra_arch_macro) Remove declatation.
10385 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10386 (avr_extra_arch_macro) Declare as static.
10387 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10389 2009-07-11 Jan Hubicka <jh@suse.cz>
10391 PR middle-end/48388
10392 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10394 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10397 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10398 cold_in_std_section bits.
10399 (dwarf2out_begin_prologue): Initialize them.
10400 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10401 if already covered by text_section or cold_text_section range.
10403 PR rtl-optimization/40667
10404 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10405 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10406 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10407 * config/i386/i386.c (ix86_minimum_alignment): New function.
10408 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10409 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10410 * emit-rtl.c (gen_reg_rtx): Likewise.
10411 * function.c (assign_parms): Likewise. If nominal_type needs
10412 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10413 rather than passed_type's alignment.
10416 * function.c (assign_parm_setup_stack): Adjust
10417 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10418 from nominal_mode on big endian.
10420 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10422 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10424 2009-07-10 DJ Delorie <dj@redhat.com>
10426 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10428 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10430 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10432 (thumb2_cbnz): Likewise.
10434 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10437 * config.gcc (supported_defaults): Add synci.
10438 (with_synci): Add validation.
10439 (all_defaults): Add synci.
10440 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10443 * config/mips/mips.opt (msynci): New option.
10444 * config/mips/mips.c (mips_override_options): Warn on use of
10445 -msynci for targets that do now support it.
10446 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10448 * gcc/doc/invoke.texi (-msynci): Document the new option.
10449 * doc/install.texi (--with-synci): Document the new option.
10451 2009-07-10 Richard Guenther <rguenther@suse.de>
10453 PR tree-optimization/40496
10454 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10455 the PHI result with a compatible type.
10457 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10461 * c.opt (Wunused-result): New.
10462 * doc/invoke.texi: Document it.
10463 * c-common.c (c_warn_unused_result): Use it.
10465 2009-07-09 DJ Delorie <dj@redhat.com>
10467 * targhooks.c (default_target_can_inline_p): Rename from
10468 default_target_option_can_inline_p.
10469 * targhooks.h (default_target_can_inline_p): Likewise.
10470 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10471 TARGET_OPTION_CAN_INLINE_P.
10472 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10473 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10474 (mep_target_can_inline_p): Rename from
10475 mep_target_option_can_inline_p.
10478 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10479 registers used to pass vectors.
10481 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10483 2009-07-09 Tom Tromey <tromey@redhat.com>
10485 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10486 * config/mmix/mmix.c: Include dwarf2.h.
10487 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10488 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10489 * config/sh/sh.c: Include dwarf2.h.
10490 * config/i386/i386.c: Include dwarf2.h.
10491 * Makefile.in (DWARF2_H): Remove 'elf'.
10492 * except.c: Include dwarf2.h.
10493 * unwind-dw2.c: Include dwarf2.h.
10494 * dwarf2out.c: Include dwarf2.h.
10495 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10496 * unwind-dw2-fde.c: Include dwarf2.h.
10497 * dwarf2asm.c: Include dwarf2.h.
10499 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10501 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10502 (max_issue): Use it.
10503 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10505 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10506 (region_sched_info): Update.
10507 * sched-ebb.c (ebb_sched_info): Update.
10508 * modulo-sched.c (sms_sched_info): Update.
10509 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10511 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10513 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10515 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10517 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10519 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10521 PR middle-end/40692
10522 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10523 arg1 with arg01 if arg1 is already INTEGER_CST.
10525 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10527 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10528 Transform (and (truncate)) into (truncate (and)).
10530 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10532 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10533 creating LHS paradoxical subregs. Fix surrounding returns to
10534 use NULL_RTX rather than 0.
10536 2009-07-08 DJ Delorie <dj@redhat.com>
10538 * config/mep/mep.c: (mep_option_can_inline_p): New.
10539 (TARGET_OPTION_CAN_INLINE_P): Define.
10541 2009-07-08 Mark Wielaard <mjw@redhat.com>
10544 * dwarf2out.c (add_data_member_location_attribute): When we have
10545 only a constant offset don't emit a new location description using
10546 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10549 2009-07-08 Richard Henderson <rth@redhat.com>
10552 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10553 (enum reg_class): Add CLOBBERED_REGS.
10554 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10555 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10556 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10557 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10558 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10559 force 64-bit sibcalls into R11.
10560 * config/i386/constraints.md (U): New constraint.
10561 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10562 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10563 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10565 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10567 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10569 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10570 * ebitmap.h (dump_ebitmap): Ditto.
10571 * optabs.h (optab_libfunc): Ditto.
10572 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10573 * tree-flow.h (vect_can_force_dr_alignment_p,
10574 get_vectype_for_scalar_type): Ditto.
10575 (vectorize_loops): Move prototype to ...
10576 * tree-vectorizer.h: ... here. Also, adjust comment.
10577 (vect_set_verbosity_level): Remove duplicate prototype.
10578 * tree-ssa-loop.c: Include tree-vectorizer.h.
10579 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10581 2009-07-08 Nick Clifton <nickc@redhat.com>
10583 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10586 2009-07-08 DJ Delorie <dj@redhat.com>
10588 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10589 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10590 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10592 * config/mep/intrinsics.md: Regenerated.
10593 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10594 registers when asm() or calls are detected.
10596 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10599 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10601 * gimple (gimple_build_call_from_tree): Likewise.
10602 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10603 no_warning flag before warning.
10605 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10607 * tree.c (set_expr_locus): Remove.
10608 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10609 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10611 * gimplify.c (internal_get_tmp_var): Likewise.
10612 (gimplify_call_expr): Likewise.
10613 (gimplify_one_sizepos): Likewise.
10615 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10618 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10619 to variables for debugging purposes.
10621 2009-06-23 Mark Loeser <mark@halcy0n.com>
10624 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10626 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10628 * pretty-print.c (pp_base_format): Remove %J.
10629 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10630 gcc_cxxdiag_char_table): Likewise.
10631 (init_dynamic_diag_info): Likewise.
10633 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10635 * pretty-print.c (pp_base_format): Remove %H.
10636 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10637 gcc_cxxdiag_char_table): Likewise.
10638 (init_dynamic_diag_info): Likewise.
10639 * config/mep/mep.c (mep_select_section): Likewise.
10641 2009-07-07 Duncan Sands <baldrick@free.fr>
10643 * final.c (pass_clean_state): Give the pass a name.
10644 * passes.c (pass_rest_of_compilation): Likewise.
10645 * tree-optimize.c (pass_all_optimizations): Likewise.
10647 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10649 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10650 an extra 'decl' for error_at.
10652 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10654 PR middle-end/40669
10655 * tree-tailcall.c (adjust_return_value_with_ops,
10656 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10657 if it has complex or vector type.
10659 2009-07-07 Olivier Hainque <hainque@adacore.com>
10661 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10664 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10666 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10668 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10670 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10671 * c-decl.c: Likewise.
10672 * function.c: Likewise.
10673 * varasm.c: Likewise.
10674 * tree-ssa.c: Likewise.
10675 * c-common.c: Likewise.
10676 * tree-cfg.c: Likewise.
10677 * config/spu/spu.c: Likewise.
10678 * config/ia64/ia64.c: Likewise.
10679 * config/v850/v850.c: Likewise.
10681 2009-07-06 DJ Delorie <dj@redhat.com>
10683 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10684 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10685 unspecified accesses to control registers.
10686 * config/mep/intrinsics.md: Regenerate.
10687 * config/mep/intrinsics.h: Regenerate.
10688 * config/mep/mep-intrin.h: Regenerate.
10690 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10692 * c-lex.c: Replace %H by an explicit location. Update all calls.
10693 * c-common.c: Likewise.
10694 * c-decl.c: Likewise.
10695 * c-typeck.c: Likewise.
10696 * fold-const.c: Likewise.
10697 * gimplify.c: Likewise.
10698 * stmt.c: Likewise.
10699 * tree-cfg.c: Likewise.
10700 * tree-ssa-loop-niter.c: Likewise.
10701 * tree-vrp.c: Likewise.
10702 * value-prof.c: Likewise.
10704 2009-07-06 Diego Novillo <dnovillo@google.com>
10706 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10707 if it has one. Handle cases where VAR does not have an
10708 annotation or cfun is NULL.
10710 2009-07-06 Diego Novillo <dnovillo@google.com>
10712 * tree.c: Include debug.h.
10713 (initialize_tree_contains_struct): New.
10714 (init_ttree): Call it.
10715 (tree_node_structure_for_code): Factor out of ...
10716 (tree_node_structure): ... here.
10717 * treestruct.def (TS_PHI_NODE): Remove.
10718 (TS_GIMPLE_STATEMENT): Remove.
10720 2009-07-06 Diego Novillo <dnovillo@google.com>
10722 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10723 (debug_tree_chain): Handle cycles.
10725 2009-07-06 Nick Clifton <nickc@redhat.com>
10726 DJ Delorie <dj@redhat.com>
10728 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10729 __FMOVD_ENABLED__ is defined.
10731 (TARGET_FMOVD): Provide a default definition.
10732 (MASK_FMOVD): Likewise.
10733 (TARGET_CPU_CPP_BUILTINS): Define
10734 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10735 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10736 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10737 (split for DF load from memory into register): Also handle
10738 MEMs which consist of REG+DISP addressing.
10739 (split for DF store from register to memory): Likewise.
10740 (movsf_ie): Always use single fp_mode.
10741 * config/sh/sh.c (sh_override_options): Do not automatically
10742 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10743 that to the -mfmovd command line switch.
10744 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10745 (fldi_ok): Always allow.
10746 * config/sh/sh.opt (mfmovd): Remove this switch.
10747 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10749 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10750 Kaz Kojima <kkojima@gcc.gnu.org>
10752 PR rtl-optimization/30807
10753 * postreload.c (reload_combine): For every new use of REG_SUM,
10754 record the use of BASE.
10756 2009-07-06 Jan Hubicka <jh@suse.cz>
10758 * params.def: Revert my accidental commit at 2009-06-30.
10760 2009-07-04 Ian Lance Taylor <iant@google.com>
10763 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10765 (mingw_format_attribute_overrides): Likewise.
10767 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10770 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10771 don't check cfa.reg. Instead of cfa.indirect use
10772 fde && fde->drap_reg != INVALID_REGNUM test.
10774 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10776 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10778 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10781 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10783 2009-07-03 Richard Guenther <rguenther@suse.de>
10785 PR tree-optimization/40640
10786 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10789 2009-07-03 Jan Hubicka <jh@suse.cz>
10791 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10792 for size, reduce amount of inlining.
10794 2009-07-03 Richard Guenther <rguenther@suse.de>
10796 PR middle-end/34163
10797 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10798 if t +- x is known to not overflow and the conversion widens the
10800 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10802 2009-07-03 Jan Hubicka <jh@suse.cz>
10804 * ipa-pure-const.c (analyze): Update loop optimizer init.
10805 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10806 try_remove_empty_loop, remove_empty_loops): Remove.
10807 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10808 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10809 to mark regular loops as neccesary.
10810 (degenerate_phi_p): New function.
10811 (propagate_necessity, remove_dead_phis): Use it.
10812 (forward_edge_to_pdom): Likewise.
10813 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10814 virtual PHI nodes that became unreachable.
10815 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10816 * tree-flow.h (remove_empty_loops): Remove.
10817 * passes.c (init_optimization_passes): Remove.
10819 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10821 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10822 can_create_pseudo_p.
10823 (*fix_trunc<mode>_i387_1): Ditto.
10824 (*floathi<mode>2_1): Ditto.
10825 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10826 (*fistdi2_1): Ditto.
10827 (*fist<mode>2_1): Ditto.
10828 (frndintxf2_floor): Ditto.
10829 (*fist<mode>2_floor_1): Ditto.
10830 (frndintxf2_ceil): Ditto.
10831 (*fist<mode>2_ceil_1): Ditto.
10832 (frndintxf2_trunc): Ditto.
10833 (frndintxf2_mask_pm): Ditto.
10834 (fxam<mode>2_i387_with_temp): Ditto.
10835 * config/i386/sse.md (mulv16qi3): Ditto.
10836 (*sse2_mulv4si3): Ditto.
10838 (sse4_2_pcmpestr): Ditto.
10839 (sse4_2_pcmpistr): Ditto.
10841 2009-07-03 Jan Hubicka <jh@suse.cz>
10843 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10844 (mark_stmt_necessary): Set it.
10845 (mark_operand_necessary): Set it.
10846 (mark_control_dependent_edges_necessary): Set it.
10847 (mark_virtual_phi_result_for_renaming): New function.
10848 (get_live_post_dom): New function.
10849 (forward_edge_to_pdom): New function.
10850 (remove_dead_stmt): Fix handling of control dependences.
10851 (tree_dce_init): Init new bitmap.
10852 (tree_dce_done): Free it.
10854 2009-07-02 Richard Guenther <rguenther@suse.de>
10857 * tree-ssa-structalias.c (new_var_info): Initialize
10860 2009-07-02 Jan Hubicka <jh@suse.cz>
10862 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10865 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10867 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10868 instead of recomputing it. Adjust calls.
10869 (emit_store_flag): Adjust recursive calls.
10871 2009-07-02 Richard Guenther <rguenther@suse.de>
10873 * tree-ssa-live.c (remove_unused_locals): Do not remove
10875 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10876 of DECL_EXTERNAL for HEAP variables.
10877 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10878 HEAP variables. Do not adjust RESTRICT vars.
10879 (find_what_var_points_to): Nobody cares if something
10880 points to READONLY.
10882 2009-07-02 Ben Elliston <bje@au.ibm.com>
10884 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10885 pc_low and pc_high declarations to the top of the function.
10887 2009-07-01 DJ Delorie <dj@redhat.com>
10889 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10890 registers as fixed.
10891 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10892 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10893 unspecified accesses to control registers.
10894 * config/mep/intrinsics.md: Regenerate.
10895 * config/mep/intrinsics.h: Regenerate.
10896 * config/mep/mep-intrin.h: Regenerate.
10898 2009-07-01 Anthony Green <green@moxielogic.com>
10900 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10901 instruction when possible.
10902 (moxie_expand_prologue): Ditto. Also, save an instruction and
10903 some complexity by popping off of $r12 instead of $sp.
10904 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10907 2009-07-01 Richard Henderson <rth@redhat.com>
10910 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10911 contained no insns, reposition note before last insn.
10913 2009-07-01 Richard Henderson <rth@redhat.com>
10916 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10917 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10919 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10922 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10923 darwin9 for printing reg addresses with %y.
10925 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10927 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10928 truncation from operands in binary operations.
10930 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10933 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10934 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10935 subreg of op0 to the original op0.
10937 * expmed.c (store_bit_field_1): Use a temporary as the destination
10938 instead of a paradoxical subreg when we need to truncate the result.
10940 2009-07-01 DJ Delorie <dj@redhat.com>
10942 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10943 names to VLIW variants.
10944 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10945 * config/mep/intrinsics.md: Regenerate.
10946 * config/mep/intrinsics.h: Regenerate.
10947 * config/mep/mep-intrin.h: Regenerate.
10949 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10952 * jump.c (returnjump_p): Revert last patch.
10953 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10955 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10958 * pa.md (casesi32p): Use jump table label to determine the offset
10960 (casesi64p): Likewise.
10962 * pa.c (forward_branch_p): Return bool type. Use instruction
10963 addresses when available. Assert that INSN has a jump label.
10964 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10967 2009-07-01 Richard Guenther <rguenther@suse.de>
10969 PR tree-optimization/19831
10970 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10971 that only act as barriers do not make any previous stores necessary.
10972 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10973 HEAP variables global, do not add a constraint from nonlocal.
10974 (find_func_aliases): Handle escapes through return statements.
10975 (compute_points_to_sets): Make escaped HEAP variables global.
10977 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10980 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10981 after reducing a DImode cstore to SImode.
10983 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10985 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10986 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10988 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10990 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10991 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10993 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10994 and umod_optab if TARGET_BSD_DIVMOD.
10995 * config/vax/lib1funcs.asm: New file.
10996 * config/vax/t-linux: New file.
10997 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10999 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11002 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11003 to type arguments that have void type.
11006 * dwarf2out.c (gen_formal_parameter_die): Call
11007 equate_decl_number_to_die if node is different from origin.
11009 2009-06-30 Anthony Green <green@moxielogic.com>
11011 Clean up moxie port for --enable-build-with-cxx.
11012 * config/moxie/moxie.c (moxie_function_value): First two
11013 parameters are const_tree, not tree.
11014 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11015 (REG_CLASS_NAMES): Ditto.
11016 (REGNO_REG_CLASS): Ditto.
11017 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11018 (moxie_function_value): Fix constyness of arguments.
11020 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11022 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11023 finalize_size_functions before further processing.
11024 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11025 (variable_size): Call self_referential_size on size expressions
11026 that contain a PLACEHOLDER_EXPR.
11027 (size_functions): New static variable.
11028 (copy_self_referential_tree_r): New static function.
11029 (self_referential_size): Likewise.
11030 (finalize_size_functions): New global function.
11031 * tree.c: Include tree-inline.h.
11032 (push_without_duplicates): New static function.
11033 (find_placeholder_in_expr): New global function.
11034 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11036 <tcc_expression>: Likewise.
11037 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11038 the call in the expression.
11039 * tree.h (finalize_size_functions): Declare.
11040 (find_placeholder_in_expr): Likewise.
11041 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11042 (substitute_placeholder_in_expr): Update comment.
11043 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11045 (copy_tree_body_r): Likewise.
11046 (copy_tree_body): New static function.
11047 (maybe_inline_call_in_expr): New global function.
11048 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11049 (maybe_inline_call_in_expr): Declare.
11050 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11051 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11054 2009-06-30 Richard Guenther <rguenther@suse.de>
11056 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11058 (propagate_necessity): Do not mark reaching defs of stores
11061 2009-06-30 Jan Hubicka <jh@suse.cz>
11063 * cfgloopanal.c (check_irred): Move into ...
11064 (mark_irreducible_loops): ... here; return true if ireducible
11066 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11067 (analyze_function): Try to prove loop finiteness.
11068 * cfgloop.h (mark_irreducible_loops): Update prototype.
11069 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11071 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11073 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11075 2009-06-30 Ira Rosen <irar@il.ibm.com>
11077 PR tree-optimization/40542
11078 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11081 2009-06-30 Martin Jambor <mjambor@suse.cz>
11083 PR tree-optimization/40582
11084 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11085 than useless_type_conversion_p.
11086 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11089 2009-06-30 Martin Jambor <mjambor@suse.cz>
11091 PR middle-end/40554
11092 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11094 2009-06-30 Richard Guenther <rguenther@suse.de>
11096 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11097 use ao_ref references.
11098 (walk_aliased_vdefs): Likewise.
11099 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11100 * tree-ssa-dce.c (struct ref_data): Remove.
11101 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11102 (mark_aliased_reaching_defs_necessary): Adjust.
11103 (mark_all_reaching_defs_necessary_1): Likewise.
11105 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11108 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11109 (emit_store_flag_1): Extract from emit_store_flag, adjust
11110 calls to (what now is) emit_cstore.
11111 (emit_store_flag): Call emit_store_flag_1 and also use it
11112 for what used to be recursive calls.
11114 2009-06-30 Wei Guozhi <carrot@google.com>
11117 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11118 if the target bb post dominates from bb.
11119 * config/i386/i386.c (memory_address_length): Check existence of base
11120 register before using it.
11122 2009-06-30 Nick Clifton <nickc@redhat.com>
11123 DJ Delorie <dj@redhat.com>
11125 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11126 __FMOVD_ENABLED__ is defined.
11128 (TARGET_FMOVD): Provide a default definition.
11129 (MASK_FMOVD): Likewise.
11130 (TARGET_CPU_CPP_BUILTINS): Define
11131 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11132 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11133 two fmov instructions depending upon whether TARGET_FMOVD is
11135 (split for DF load from memory into register): Also handle
11136 MEMs which consist of REG+DISP addressing.
11137 (split for DF store from register to memory): Likewise.
11138 * config/sh/sh.opt (mfmovd): Remove this switch.
11139 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11140 * config/sh/sh.c (sh_override_options): Do not automatically
11141 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11142 that to the -mfmovd command line switch.
11144 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11146 (fldi_ok): Always allow.
11147 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11149 2009-06-29 DJ Delorie <dj@redhat.com>
11151 * doc/install.texi (mep-x-elf): Correct chip's full name.
11153 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11155 * doc/extend.texi: Fix typo.
11157 2009-06-29 Tom Tromey <tromey@redhat.com>
11159 * dwarf2.h: Remove.
11160 * Makefile.in (DWARF2_H): New variable.
11161 (except.o): Use it.
11162 (dwarf2out.o): Likewise.
11163 (dwarf2asm.o): Likewise.
11164 * config/i386/t-i386: Use DWARF2_H.
11165 * except.c: Include elf/dwarf2.h.
11166 * unwind-dw2.c: Include elf/dwarf2.h.
11167 * dwarf2out.c: Include elf/dwarf2.h.
11168 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11169 <dtprel>: New field.
11170 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11171 (size_of_loc_descr): Likewise.
11172 (output_loc_operands_raw): Likewise.
11173 (output_loc_operands): Handle new dtprel field.
11174 (loc_checksum): Update.
11175 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11176 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11177 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11178 * dwarf2asm.c: Include elf/dwarf2.h.
11179 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11180 * config/mmix/mmix.c: Include elf/dwarf2.h.
11181 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11182 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11183 * config/sh/sh.c: Include elf/dwarf2.h.
11184 * config/i386/i386.c: Include elf/dwarf2.h.
11186 2009-06-29 DJ Delorie <dj@redhat.com>
11188 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11190 * doc/extend.texi: Add MeP attributes and pragmas.
11191 * doc/invoke.text: Add MeP Options.
11192 * doc/contrib.texi: Add MeP contribution.
11193 * doc/md.texi: Add MeP constraints.
11194 * doc/install.texi: Add MeP target.
11196 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11198 * target.h (struct gcc_target): Add frame_pointer_required field.
11199 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11200 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11201 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11203 * reload1.c (update_eliminables): (Ditto.).
11204 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11205 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11206 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11208 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11210 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11211 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11212 (arm_frame_pointer_required): New function.
11214 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11215 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11216 (avr_frame_pointer_required_p): Declare as static.
11217 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11219 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11220 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11221 (bfin_frame_pointer_required): Make as static, change return type
11223 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11225 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11226 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11227 (cris_frame_pointer_required): New function.
11229 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11231 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11232 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11233 (fr30_frame_pointer_required): New function.
11235 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11236 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11237 (frv_frame_pointer_required): Make as static, change return type
11239 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11241 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11242 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11243 (ix86_frame_pointer_required): Make as static, change return type to
11245 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11247 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11248 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11250 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11252 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11254 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11256 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11257 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11258 (mips_frame_pointer_required): Make as static.
11259 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11261 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11262 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11263 (mmix_frame_pointer_required): Mew function.
11265 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11266 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11268 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11270 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11272 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11274 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11275 (CAN_ELIMINATE): Redefine.
11276 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11277 (sparc_frame_pointer_required): New function.
11278 (sparc_can_eliminate): New function.
11279 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11281 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11282 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11284 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11285 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11286 (xtensa_frame_pointer_required): Make as static, change return type
11288 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11291 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11293 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11294 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11295 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11296 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11297 (register_callback): Handle PLUGIN_START_UNIT.
11298 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11300 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11302 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11304 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11305 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11307 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11309 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11312 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11314 * doc/extend.texi (Additional Floating Types): __float128 is also
11315 supported on i386 targets.
11317 2009-06-29 Richard Guenther <rguenther@suse.de>
11319 PR middle-end/14187
11320 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11322 (pt_solutions_same_restrict_base): Declare.
11323 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11325 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11326 (make_constraint_from, make_copy_constraint): Move earlier.
11327 (make_constraint_from_heapvar): New function.
11328 (make_constraint_from_restrict): Likewise.
11329 (handle_lhs_call): Use it.
11330 (find_func_aliases): Use it to track conversions to restrict
11331 qualified pointers.
11332 (struct fieldoff): Add only_restrict_pointers flag.
11333 (push_fields_onto_fieldstack): Initialize it.
11334 (create_variable_info_for): Track global restrict qualified pointers.
11335 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11336 Track restrict qualified pointer arguments.
11337 (set_uids_in_ptset): Use varinfo is_global_var flag.
11338 (find_what_var_points_to): Set the vars_contains_restrict flag.
11339 Always create the points-to solution for sets including restrict tags.
11340 (pt_solutions_same_restrict_base): New function.
11341 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11342 qualified pointers use pt_solutions_same_restrict_base as
11343 additional source for disambiguation.
11345 2009-06-29 Richard Guenther <rguenther@suse.de>
11347 PR middle-end/38212
11348 * alias.c (find_base_decl): Remove.
11349 (get_deref_alias_set_1): Remove restrict handling.
11350 * c-common.c (c_apply_type_quals_to_decl): Do not set
11351 DECL_POINTER_ALIAS_SET.
11352 * gimplify.c (find_single_pointer_decl_1): Remove.
11353 (find_single_pointer_decl): Likewise.
11354 (internal_get_tmp_var): Remove restrict handling.
11355 (gimple_regimplify_operands): Likewise.
11356 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11357 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11358 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11359 * tree.c (restrict_base_for_decl): Remove.
11360 (init_ttree): Do not allocate it.
11361 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11362 LABEL_DECL_UID for label decls.
11363 (copy_node_stat): Do not copy restrict information.
11364 (decl_restrict_base_lookup): Remove.
11365 (decl_restrict_base_insert): Likewise.
11366 (print_restrict_base_statistics): Likewise.
11367 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11368 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11369 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11370 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11371 (LABEL_DECL_UID): Adjust.
11372 (DECL_BASED_ON_RESTRICT_P): Remove.
11373 (DECL_GET_RESTRICT_BASE): Likewise.
11374 (SET_DECL_RESTRICT_BASE): Likewise.
11375 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11377 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11378 instead of DECL_POINTER_ALIAS_SET.
11379 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11380 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11381 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11383 2009-06-29 Richard Guenther <rguenther@suse.de>
11385 PR tree-optimization/40579
11386 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11387 the IL to simplify has constants that overflowed.
11389 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11391 PR tree-optimization/40550
11392 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11393 vector_compute_type only when the size of vector_compute_type is
11394 less than the size of type.
11396 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11398 * fold-const.c (contains_label_1): Fix comments.
11399 (contains_label_p): Do not walk trees multiple time.
11401 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11403 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11404 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11405 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11406 ix86_fp_comparison_operator.
11407 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11408 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11409 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11410 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11411 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11412 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11413 (related splits): Change predicate to ix86_fp_comparison_operator.
11414 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11415 instead of ix86_fp_comparison_codes.
11416 (ix86_trivial_fp_comparison_operator,
11417 ix86_fp_comparison_operator): New.
11418 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11419 (ix86_expand_compare): Eliminate last two parameters.
11420 (ix86_fp_jump_nontrivial_p): Kill.
11421 * config/i386/i386.c (put_condition_code): Eliminate call to
11422 ix86_fp_comparison_codes and subsequent assertion.
11423 (ix86_fp_comparison_codes): Eliminate.
11424 (ix86_fp_swap_condition): New.
11425 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11426 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11427 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11428 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11429 and ix86_fp_swap_condition.
11430 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11431 Use ix86_fp_comparison_strategy.
11432 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11433 (ix86_fp_jump_nontrivial_p): Eliminate.
11434 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11435 call to ix86_expand_compare.
11436 (ix86_split_fp_branch, ix86_expand_setcc,
11437 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11438 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11440 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11442 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11443 related to jump_clobbers.
11444 * config/arm/arm.md (conds): Remove jump_clob case.
11445 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11446 splits): Change comparison_operator to arm_comparison_operator.
11447 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11450 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11452 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11453 condition for floating point modes.
11454 * expmed.c (emit_store_flag_1): Move here a bigger part
11455 of emit_store_flag.
11456 (emit_store_flag): Try swapping the condition for floating point
11458 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11460 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11462 * expr.c (expand_expr_real_1): Just use do_store_flag.
11463 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11464 emit_store_flag_force.
11465 * expmed.c (emit_store_flag_force): Copy here trick
11466 previously in expand_expr_real_1. Try reversing the comparison.
11467 (emit_store_flag_1): Work if target is NULL.
11468 (emit_store_flag): Work if target is NULL, using the result mode
11469 from the comparison. Use split_comparison, restructure final part
11470 to simplify conditionals.
11472 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11474 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11475 * dojump.c (do_jump): Change handling of floating-point
11476 ops to use just do_compare_and_jump.
11477 (split_comparison): New.
11478 (do_compare_rtx_and_jump): Add here logic coming previously
11479 in do_jump, using split_comparison.
11481 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11484 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11486 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11488 * tree-ssa-alias.c: Fix unintentional commit.
11490 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11492 * passes.c (execute_one_pass): Fix unintentional commit.
11494 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11496 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11497 (df_rd_local_compute, df_md_local_compute): Inline them.
11499 (df_md_scratch): New.
11500 (df_md_alloc, df_md_free): Allocate/free it.
11501 (df_md_local_compute): Only include live registers in init.
11502 (df_md_transfer_function): Prune the in-set computed by
11503 the confluence function, and the gen-set too.
11505 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11507 PR rtl-optimization/26854
11508 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11509 * df-problems.c (df_rd_add_problem): Fix comment.
11510 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11511 df_md_simulate_artificial_defs_at_top,
11512 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11513 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11514 df_md_transfer_function, df_md_init, df_md_confluence_0,
11515 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11516 problem_MD, df_md_add_problem): New.
11517 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11518 df_md_get_bb_info): New.
11519 (DF_LAST_PROBLEM_PLUS1): Adjust.
11521 * Makefile.in (fwprop.o): Include domwalk.h.
11522 * fwprop.c: Include domwalk.h.
11523 (reg_defs, reg_defs_stack): New.
11524 (bitmap_only_bit_between): Remove.
11525 (process_defs): New.
11526 (process_uses): Use reg_defs and local_md instead of
11527 bitmap_only_bit_between and local_rd.
11528 (single_def_use_enter_block): New, from build_single_def_use_links.
11529 (single_def_use_leave_block): New.
11530 (build_single_def_use_links): Remove code moved to
11531 single_def_use_enter_block, invoke domwalk.
11532 (use_killed_between): Adjust comment.
11534 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11536 * bitmap.h (bitmap_ior_and_into): New.
11537 * bitmap.c (bitmap_ior_and_into): New.
11539 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11541 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11542 before_dom_children_before_stmts and after_dom_children_after_stmts.
11543 Rename the two remaining callbacks to just before_dom_children and
11544 after_dom_children. Remove other GIMPLE statement walking bits.
11545 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11546 * graphite.c: Do not include domwalk.h.
11547 * tree-into-ssa.c (interesting_blocks): New global.
11548 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11549 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11550 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11551 now that they're not domwalk callbacks.
11552 (rewrite_initialize_block): Rename to...
11553 (rewrite_enter_block): ... this, place after called functions. Test
11554 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11555 (rewrite_finalize_block): Rename to...
11556 (rewrite_leave_block): ... this, place after called functions.
11557 (rewrite_update_init_block): Rename to...
11558 (rewrite_update_enter_block): ... this, place after called functions.
11559 Test interesting_blocks, call rewrite_update_stmt and
11560 rewrite_update_phi_arguments.
11561 (rewrite_update_fini_block): Rename to...
11562 (rewrite_leave_block): ... this, place after called functions.
11563 (rewrite_blocks): Remove last argument, simplify initialization of
11565 (mark_def_sites_initialize_block): Rename to...
11566 (mark_def_sites_block): ... this, call mark_def_sites.
11567 (mark_def_sites_blocks): Remove argument, simplify initialization of
11569 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11570 (update_ssa): Likewise.
11571 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11573 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11574 (dom_opt_initialize_block): Rename to...
11575 (dom_opt_enter_block): ... this, place after called functions. Walk
11576 statements here, inline propagate_to_outgoing_edges.
11577 (dom_opt_finalize_block): Rename to...
11578 (dom_opt_leave_block): ... this, place after called functions.
11579 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11581 (dse_enter_block, dse_record_phi): New.
11582 (dse_record_phis): Delete.
11583 (dse_finalize_block): Rename to...
11584 (dse_leave_block): ... this.
11585 (tree_ssa_dse): Simplify initialization of walk_data.
11586 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11587 Adjust initialization of walk_data.
11588 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11589 * tree-ssa-loop-phiopt.c (get_non_trapping):
11590 Adjust initialization of walk_data.
11591 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11592 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11593 it's not a domwalk callback.
11594 (uncprop_initialize_block): Rename to...
11595 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11596 (dse_finalize_block): Rename to...
11597 (dse_leave_block): ... this.
11598 (tree_ssa_uncprop): Simplify initialization of walk_data.
11599 * Makefile.in: Adjust dependencies.
11601 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11603 * arm.md (casesi): Fix test for Thumb1.
11604 (thumb1_casesi_internal_pic): Likewise.
11605 (thumb1_casesi_dispatch): Likewise.
11607 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11609 * config/arm/arm-cores.def: Added core cortex-m0.
11610 * config/arm/arm-tune.md: Regenerated.
11611 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11613 2009-06-26 DJ Delorie <dj@redhat.com>
11615 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11617 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11618 the scheduler doesn't tag jump insns.
11620 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11622 * c-decl.c (merge_decls): Re-indent.
11624 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11627 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11628 Special-case decimal float constants.
11630 2009-06-26 Richard Henderson <rth@redhat.com>
11632 * function.h (struct function): Add cannot_be_copied_reason,
11633 and cannot_be_copied_set.
11634 * tree-inline.c (has_label_address_in_static_1): Rename from
11635 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11636 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11637 don't set inline_forbidden_reason.
11638 (copy_forbidden): New function, split out of inline_forbidden_p.
11639 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11640 (inline_forbidden_p): Use copy_forbidden.
11641 (tree_versionable_function_p): Likewise.
11642 (inlinable_function_p): Merge into tree_inlinable_function_p.
11643 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11644 * ipa-cp.c (ipcp_versionable_function_p): New function.
11645 (ipcp_cloning_candidate_p): Use it.
11646 (ipcp_node_modifiable_p): Likewise.
11648 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11650 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11651 that is marked not to be inlined. Remove flag_mudflap use.
11652 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11653 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11655 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11658 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11659 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11661 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11663 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11665 (__mingwthr_remove_key_dtor): Likewise.
11667 2009-06-26 Richard Guenther <rguenther@suse.de>
11669 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11671 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11673 PR middle-end/40525
11674 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11675 try the non-cond_exec path also.
11677 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11680 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11681 (output_cbranch): Use new functions.
11682 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11685 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11686 Pat Haugen <pthaugen@us.ibm.com>
11687 Revital Eres <ERES@il.ibm.com>
11689 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11690 for %c error. Add %x support to print VSX registers as a unified
11691 register set, instead of separate float and altivec registers.
11692 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11693 %y case, and add support for VSX pre-modify addresses.
11694 (output_toc): Add assert for CONST containing an integer constant
11696 (rs6000_adjust_cost): Add POWER7 support.
11697 (insn_must_be_first_in_group): Ditto.
11698 (insn_must_be_last_in_group): Ditto.
11699 (rs6000_emit_popcount): Ditto.
11700 (rs6000_vector_mode_supported_p): Ditto.
11702 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11703 Change some of the functions called by macros to being called
11704 through a pointer, so debug functions can be inserted if
11705 -mdebug=addr or -mdebug=cost.
11706 (rs6000_preferred_reload_class_ptr): Ditto.
11707 (rs6000_secondary_reload_class_ptr): Ditto.
11708 (rs6000_secondary_memory_needed_ptr): Ditto.
11709 (rs6000_cannot_change_mode_class_ptr): Ditto.
11710 (rs6000_secondary_reload_inner): Ditto.
11711 (rs6000_legitimize_reload_address): Ditto.
11712 (rs6000_legitimize_reload_address_ptr): Ditto.
11713 (rs6000_mode_dependent_address): Ditto.
11714 (rs6000_mode_dependent_address_ptr): Ditto.
11716 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11717 function to return true if the mode allows reg + integer
11719 (virtual_stack_registers_memory_p): New function to return true if
11720 the address refers to a virtual stack register.
11721 (rs6000_legitimate_offset_address_p): Move code to say whether a
11722 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11724 (rs6000_legitimate_address_p): Add checks for modes that only can
11725 do reg+reg addressing. Start adding VSX support.
11726 (rs6000_legitimize_reload_address): Ditto.
11727 (rs6000_legitimize_address): Ditto.
11728 (rs6000_debug_legitimate_address_p): New debug functions for
11729 -mdebug=addr and -mdebug=cost.
11730 (rs6000_debug_rtx_costs): Ditto.
11731 (rs6000_debug_address_costs): Ditto.
11732 (rs6000_debug_adjust_cost): Ditto.
11733 (rs6000_debug_legitimize_address): Ditto.
11734 (rs6000_legitimize_reload_address_ptr): Point to call normal
11735 function or debug function. Make functions called via pointer
11737 (rs6000_mode_dependent_address_ptr): Ditto.
11738 (rs6000_secondary_reload_class_ptr): Ditto.
11739 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11740 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11741 into a friendlier error.
11742 (rs6000_init_builtins): Add initial VSX support.
11743 (rs6000_adjust_cost): Fix some spacing issues.
11745 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11746 (REG_CLASS_NAMES): Ditto.
11747 (REG_CLASS_CONTENTS): Ditto.
11748 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11749 pointer, to add -mdebug=addr support.
11750 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11751 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11752 -mdebug=addr support.
11753 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11754 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11755 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11757 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11759 (bswapsi*): Set attribute types for load/store. Add combiner
11760 patterns to eliminate zero extend on 64-bit.
11761 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11762 stdbrx if the hardware supports those instructions.
11764 2009-06-25 Ian Lance Taylor <iant@google.com>
11766 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11767 (Link Options): Document -static-libstdc++.
11769 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11772 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11773 DATA_ALIGNMENT instead.
11775 2009-06-25 Richard Guenther <rguenther@suse.de>
11777 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11778 indirect references against the callused/escaped solutions.
11779 (call_may_clobber_ref_p_1): Likewise.
11781 2009-06-25 Martin Jambor <mjambor@suse.cz>
11783 PR tree-optimization/40493
11784 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11785 (enum unscalarized_data_handling): New type.
11786 (handle_unscalarized_data_in_subtree): Return what has been done.
11787 (load_assign_lhs_subreplacements): Handle left flushes differently.
11788 (sra_modify_assign): Use unscalarized_data_handling, simplified
11789 condition determining whether to remove the statement.
11791 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11793 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11794 excerpt - @ should be doubled for texinfo.
11796 2009-06-24 Ian Lance Taylor <iant@google.com>
11798 * config/arc/arc.c: Include "df.h".
11799 (arc_attribute_table): Make static. Move higher in file.
11800 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11801 (output_shift): Initialize n later to avoid warning.
11802 * config/arm/arm.c (arm_attribute_table): Make static. Move
11804 * config/avr/avr.c (avr_attribute_table): Make static. Move
11806 (reg_class_tab): Change array type from int to enum reg_class.
11807 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11809 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11810 (lshrhi3_out): Likewise.
11811 (class_likely_spilled_p): Change return type to bool.
11812 (avr_rtx_costs): Use local code variable with enum type.
11813 * config/avr/avr.md (movmemhi): Use add_reg_note.
11814 (andhi3, andsi3): Don't use AS2 with "and".
11815 (iorhi3, iorsi3): Don't use AS2 with "or".
11816 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11817 * config/crx/crx.c: Include "df.h".
11818 (crx_attribute_table): Make static.
11819 * config/m32r/m32r.c: Include "df.h".
11820 (m32r_attribute_table): Make static. Move higher in file.
11821 (pop): Use add_reg_note.
11822 (block_move_call): Change 0 to LCT_NORMAL in function call.
11823 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11824 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11825 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11826 declare, not just when TREE_CODE is defined.
11827 * config/m68hc11/m68hc11.c: Include "expr.h".
11828 (m68hc11_attribute_table): Make static. Move higher in file.
11829 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11831 (m68hc11_register_indirect_p): Likewise.
11832 (m68hc11_function_arg_padding): Change return type to enum
11834 (emit_move_after_reload): Use add_reg_note.
11835 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11836 (m68hc11_split_logical): Likewise.
11837 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11839 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11840 to VOIDmode in function call.
11841 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11843 (m68hc11_split_logical): Update declaration.
11844 (m68hc11_function_arg_padding): Update declaration.
11845 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11846 to array of enum reg_class.
11847 (mcore_attribute_table): Make static. Move higher in file.
11848 (mcore_rtx_costs): Add cast to enum type.
11849 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11850 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11851 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11853 * config/sh/predicates.md (trapping_target_operand): Rename and to
11855 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11857 * config/spu/spu.c (spu_attribute_table): Make static. Move
11859 * config/v850/v850.c (v850_attribute_table): Make static. Move
11861 (v850_rtx_costs): Use local code with enum type.
11862 (expand_epilogue): Add cast.
11863 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11865 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11868 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11869 -m2a-single-only and -m2a-nofpu.
11870 * config/sh/sh.opt: Document m2a generates FPU code.
11872 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11874 * defaults.h (CAN_ELIMINATE): Provide default.
11875 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11876 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11877 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11878 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11879 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11880 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11881 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11882 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11883 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11884 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11886 2009-06-24 DJ Delorie <dj@redhat.com>
11888 * mep-ext-cop.cpu: Fix copyright notice.
11889 * mep-default: Fix copyright notice.
11890 * mep-core: Fix copyright notice.
11891 * mep: Fix copyright notice.
11892 * mep-ivc2: Fix copyright notice.
11893 * mep-c5: Fix copyright notice.
11895 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11897 * doc/contrib.texi (Contributors):
11899 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11901 PR middle-end/40501
11902 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11903 src and dst operands if necessary.
11905 2009-06-23 DJ Delorie <dj@redhat.com>
11908 * config.gcc: Add mep support.
11909 * recog.c: Resurrect validate_replace_rtx_subexp().
11910 * recog.h: Likewise.
11911 * config/mep/: Add new port:
11912 * config/mep/constraints.md: New file.
11913 * config/mep/default.h: New file.
11914 * config/mep/intrinsics.h: New file.
11915 * config/mep/intrinsics.md: New file.
11916 * config/mep/ivc2-template.h: New file.
11917 * config/mep/mep-c5.cpu: New file.
11918 * config/mep/mep-core.cpu: New file.
11919 * config/mep/mep-default.cpu: New file.
11920 * config/mep/mep-ext-cop.cpu: New file.
11921 * config/mep/mep-intrin.h: New file.
11922 * config/mep/mep-ivc2.cpu: New file.
11923 * config/mep/mep-lib1.asm: New file.
11924 * config/mep/mep-lib2.c: New file.
11925 * config/mep/mep-pragma.c: New file.
11926 * config/mep/mep-protos.h: New file.
11927 * config/mep/mep-tramp.c: New file.
11928 * config/mep/mep.c: New file.
11929 * config/mep/mep.cpu: New file.
11930 * config/mep/mep.h: New file.
11931 * config/mep/mep.md: New file.
11932 * config/mep/mep.opt: New file.
11933 * config/mep/predicates.md: New file.
11934 * config/mep/t-mep: New file.
11936 2009-06-23 Ian Lance Taylor <iant@google.com>
11938 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11939 from loose_warn into c_loose_warn and from strict_warn into
11940 c_strict_warn. Set and substitute warn_cxxflags. Check for
11941 --enable-build-with-cxx. Set and substitute
11942 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11943 * Makefile.in (CXXFLAGS): New variable.
11944 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11945 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11946 the default is the same as $(STRICT_WARN).
11947 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11948 (CXX): New variable.
11949 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11950 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11951 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11952 (HOST_LIBS): New variable.
11953 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11954 (ALL_CXXFLAGS): New variable.
11955 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11956 * doc/install.texi (Configuration): Document
11957 --enable-build-with-cxx, --with-stage1-ldflags,
11958 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11959 * configure: Rebuild.
11961 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11963 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11964 from previous commit.
11966 2009-06-23 Ian Lance Taylor <iant@google.com>
11968 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11970 2009-06-23 Ian Lance Taylor <iant@google.com>
11972 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11973 with ATTRIBUTE_UNUSED.
11975 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11976 Pat Haugen <pthaugen@us.ibm.com>
11977 Revital Eres <eres@il.ibm.com>
11979 * config.in (HAVE_AS_POPCNTD): Add default definition.
11980 (HAVE_AS_LWSYNC): Ditto.
11982 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11984 (gcc_cv_as_powerpc_cmpb): Ditto.
11985 (gcc_cv_as_powerpc_dfp): Ditto.
11986 (gcc_cv_as_powerpc_vsx): Ditto.
11987 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11988 supporting the popcntd/lwsync instructions.
11989 (gcc_cv_as_powerpc_lwsync): Ditto.
11990 * configure: Regenerate.
11992 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11993 -mcpu=native and -mcpu=power7.
11994 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11996 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11997 a variable instead of a mask to reduce the number of mask bits.
11998 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11999 (-mbit-word): Ditto.
12000 (-mregnames): Ditto.
12001 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12002 (-mfused-madd): Ditto.
12004 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12006 (-mvsx): New switch for VSX instructions.
12007 (-misel): Move from a variable to a mask to allow it to be set by
12010 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12011 function declaration to an array declaration.
12012 (rs6000_hard_regno_nregs): New external array declaration.
12014 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12015 files included by rs6000.md.
12017 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12018 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12020 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12022 (rs6000_debug_reg): New -mdebug= variables.
12023 (rs6000_debug_addr): Ditto.
12024 (rs6000_debug_cost): Ditto.
12025 (rs6000_pmode): New variable to hold Pmode.
12026 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12027 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12028 calculated at compiler start.
12029 (rs6000_hard_regno_nregs): Change function to an array which holds
12030 HARD_REGNO_NREGS calculated at compiler start.
12031 (rs6000_explicit_options): Delete isel field.
12032 (rs6000_vector_unit): New array to hold which vector unit
12033 supports arithmetic options for a given type.
12034 (rs6000_vector_mem): New array to hold which vector unit supports
12035 memory reference operations for a given type.
12036 (rs6000_vector_align): New array to given the alignment of each
12038 (power7_cost): New basic costs for power7.
12039 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12040 (rs6000_hard_regno_nregs_internal): New function, moved from
12041 HARD_REGNO_NREGS, to calculate the number of registers each hard
12042 register takes for each type.
12043 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12044 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12045 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12046 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12047 unit information here so it is calculated once at compiler startup
12049 (rs6000_override_options): Make -misel a target mask. Add more
12050 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12051 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12053 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12054 (rs6000_handle_option): Move -misel from variable to target mask.
12055 (rs6000_builtin_mask_for_load): Add VSX support.
12056 (rs6000_conditional_register_usage): Ditto.
12057 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12058 (function_arg_boundary): Ditto.
12059 (rs6000_expand_builtin): Ditto.
12060 (def_builtin): Make abort message a little friendlier.
12061 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12063 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12064 assembler support the popcntd instruction instead of a vsx
12065 instruction to enable power7 support.
12066 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12067 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12068 option to the assembler if -mcpu=native.
12069 (ASM_CPU_NATIVE_SPEC): Ditto.
12070 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12072 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12073 the lwsync instruction.
12074 (enum processor_type): Add PROCESSOR_POWER7.
12075 (rs6000_debug_reg): New -mdebug= options.
12076 (rs6000_debug_addr): Ditto.
12077 (rs6000_debug_cost): Ditto.
12078 (rs6000_isel): Delete.
12079 (enum rs6000_vector): New enum to say what vector unit we have.
12080 (VECTOR_UNIT_*): New macros to say which vector unit has
12081 arithmetic operations for a given type.
12082 (VECTOR_MEM_*): New macros to say which vector unit has memory
12083 operations for a given type.
12084 (TARGET_LDBRX): Whether the machine supports the ldbrx
12086 (TARGET_ISEL): Delete, -misel moved to be a mask.
12087 (TARGET_ISEL64): New macro for 64-bit isel support.
12088 (UNITS_PER_VSX_WORD): New macro.
12089 (POINTER_SIZE): Move to be an external variable, rather than
12090 calculating whether we are generating 32 ot 64-bit code.
12092 (STACK_BOUNDARY): Add VSX support.
12093 (LOCAL_ALIGNMENT): Ditto.
12094 (SLOW_UNALIGNED_ACCESS): Ditto.
12095 (VSX_REGNO_P): New macro for VSX support.
12096 (VFLOAT_REGNO_P): Ditto.
12097 (VINT_REGNO_P): Ditto.
12098 (VLOGICAL_REGNO_P): Ditto.
12099 (VSX_VECTOR_MODE): Ditto.
12100 (VSX_SCALAR_MODE): Ditto.
12102 (VSX_MOVE_MODE): Ditto.
12103 (VSX_REG_CLASS_P): Ditto.
12104 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12106 (UNITS_PER_SIMD_WORD): Add VSX support.
12107 (MODES_TIEABLE_P): Ditto.
12108 (STARTING_FRAME_OFFSET): Ditto.
12109 (STACK_DYNAMIC_OFFSET): Ditto.
12110 (EPILOGUE_USES): Ditto.
12111 (REGNO_REG_CLASS): Move to array lookup.
12112 (CLASS_MAX_NREGS): Ditto.
12113 (rs6000_vector_reg_class): Add declaration.
12114 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12115 overlap with the floating point and Altivec registers.
12117 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12119 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12120 give the appropriate asm switches if -mcpu=native.
12121 (host_detect_local_cpu): Add support for "asm".
12122 (host_detect_local_cpu): Follow GNU code guidelines for name.
12124 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12125 -mbit-word to a variable instead of being a target mask.
12127 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12128 emit the lwsync instruction instead of emitting the instruction as
12129 an integer constant.
12131 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12132 fixuns_trundfsi2, move expander into rs6000.md.
12134 * config/rs6000/rs6000.md (cpu): Add power7.
12135 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12136 (logical predicate patterns): Change the single instruction
12137 primitives that set CR0 to be fast_compare instead of compare.
12139 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12140 (popcntddi2): Ditto.
12141 (popcount<mode>): Ditto.
12142 (floating multiply/add insns): Name the floating point
12143 multiply/add insns.
12144 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12145 (isel_unsigned_<mode>): Ditto.
12146 (fixuns_trundfsi2): Move expander here from spe.md.
12147 (smindi3): Define if we have -misel on 64-bit systems.
12152 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12154 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12156 * config/avr/avr.c (avr_current_device): New variable.
12157 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12158 (avr_arch, mcu_type_s): Move to avr.h.
12159 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12160 default_data_section_start fields.
12161 (avr_arch): Moved from avr.c.
12162 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12163 library_name fields.
12164 (avr_current_device, avr_mcu_types, avr_arch_types,
12165 avr_device_to_arch, avr_device_to_data_start,
12166 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12167 (EXTRA_SPEC_FUNCTIONS): Define.
12168 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12169 options mapping. Use device_to_arch and device_to_data_start insted.
12170 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12171 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12172 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12173 * config/avr/driver-avr.c: New file.
12174 * config/avr/avr-devices.c: New file.
12176 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12178 * var-tracking.c (unshare_variable): Force initialized to
12179 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12180 (set_variable_part): Likewise.
12181 (struct variable_union_info): Remove pos_src field.
12182 (vui_vec, vui_allocated): New variables.
12183 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12184 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12185 == 1 use a simpler sorting algorithm. Compute pos field right
12186 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12187 Avoid quadratic comparison if !flag_var_tracking_uninit.
12188 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12189 unshare_variable unconditionally.
12190 (dataflow_set_different_2): Removed.
12191 (dataflow_set_different): Don't traverse second hash table.
12192 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12193 unconditionally to var_reg_set or var_mem_set.
12194 (emit_notes_in_bb): Likewise.
12195 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12197 (emit_note_insn_var_location): Don't set initialized to
12198 VAR_INIT_STATUS_INITIALIZED early.
12199 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12201 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12203 * tree-object-size.c (addr_object_size): Instead of checking
12204 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12205 are no FIELD_DECLs following it.
12207 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12209 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12210 order to match bswaps with signed source operands.
12212 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12214 * sdbout.c (sdbout_one_type): Fix braces in switch.
12216 2009-06-23 Richard Guenther <rguenther@suse.de>
12218 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12220 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12221 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12222 var_callused, callused_tree, var_storedanything, storedanything_tree,
12223 var_integer, integer_tree): Remove global variables.
12224 (new_var_info): Do not pass new id, append the new var to the
12225 global variable vector.
12226 (do_ds_constraint): Use is_global_var member of the variable-info.
12227 (new_scalar_tmp_constraint_exp): Adjust.
12228 (create_function_info_for): Likewise.
12229 (create_variable_info_for): Likewise.
12230 (find_what_var_points_to): Remove dead code.
12231 (init_base_vars): Simplify.
12232 (compute_points_to_sets): Adjust.
12234 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12236 * combine.c (try_combine): Dump information about the insns we're
12239 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12241 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12242 check when calling force_to_mode on TRUNCATE's operand.
12244 2009-06-22 Ian Lance Taylor <iant@google.com>
12246 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12248 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12250 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12252 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12254 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12255 override library linkage flags such as -static-libgcc or
12258 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12260 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12262 2009-06-22 Ian Lance Taylor <iant@google.com>
12264 * config/linux.opt: Put mglibc ahead of muclibc.
12266 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12267 for duplicate decls.
12269 2009-06-22 Matthias Klose <doko@ubuntu.com>
12271 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12273 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12276 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12277 instead of NULL if a parser error occurs.
12279 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12281 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12282 non-DWARF2_DEBUGGING_INFO version.
12284 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12286 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12287 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12289 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12290 (LIBGCC2_TF_CEXT): Define.
12293 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12296 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12298 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12300 * config/arm/arm.c (arm_override_options): Disable
12301 -mcaller-super-interworking and -mcallee-super-interworking.
12302 * doc/invoke.texi (ARM Options): Document this.
12304 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12306 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12307 * config/arm/constraints.md (j): New constraint for movw operands.
12308 (N): Remove thumb2 meaning.
12309 * config/arm/arm.md (*arm_movw): Delete.
12310 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12311 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12312 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12314 2009-06-22 Martin Jambor <mjambor@suse.cz>
12316 PR tree-optimization/40492
12317 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12318 build_ref_for_offset.
12320 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12322 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12323 JUMP_TABLE_DATA_P predicates where applicable.
12324 * auto-inc-dec.c: Ditto.
12325 * builtins.c: Ditto.
12326 * caller-save.c: Ditto.
12328 * cfgcleanup.c: Ditto.
12329 * cfglayout.c: Ditto.
12331 * combine.c: Ditto.
12332 * combine-stack-adj.c: Ditto.
12336 * df-scan.c: Ditto.
12338 * dwarf2asm.c: Ditto.
12339 * dwarf2out.c: Ditto.
12340 * emit-rtl.c: Ditto.
12346 * function.c: Ditto.
12349 * genpreds.c: Ditto.
12350 * genrecog.c: Ditto.
12352 * ira-costs.c: Ditto.
12353 * ira-lives.c: Ditto.
12355 * loop-iv.c: Ditto.
12356 * lower-subreg.c: Ditto.
12357 * modulo-sched.c: Ditto.
12359 * postreload.c: Ditto.
12360 * print-rtl.c: Ditto.
12362 * reginfo.c: Ditto.
12363 * regmove.c: Ditto.
12364 * reload1.c: Ditto.
12367 * rtlanal.c: Ditto.
12369 * sched-vis.c: Ditto.
12371 * sel-sched-ir.c: Ditto.
12372 * simplify-rtx.c: Ditto.
12373 * targhooks.c: Ditto.
12374 * var-tracking.c: Ditto.
12375 * vmsdbgout.c: Ditto.
12377 2009-06-22 Matthias Klose <doko@ubuntu.com>
12379 * Makefile.in (install-plugin): Always use DESTDIR.
12381 2009-06-22 Olivier Hainque <hainque@adacore.com>
12383 * config/pa/pa.c (output_call): Don't optimize post call jumps
12384 into return address adjustments if the call may throw.
12386 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12388 * arm.c (thumb1_output_casesi): New function.
12389 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12390 optimizing for size or PIC.
12391 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12392 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12393 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12394 (thumb1_casesi_internal_pic): New expand rule.
12395 (thumb1_casesi_dispatch): New pattern.
12396 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12398 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12399 in the text seciton when PIC or optimizing for size.
12400 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12401 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12402 preservation properties of code.
12403 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12404 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12405 (__gnu_thumb1_case_si): New function.
12406 * t-arm (LIB1ASMSRC): Define here.
12407 (LIB1ASMFUNCS): Add some common functions.
12408 * t-arm-elf (LIB1ASMSRC): Delete.
12409 (LIB1ASMFUNCS): Append to existing set.
12410 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12411 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12412 * t-symbian (LIB1ASMFUNCS): Likewise.
12413 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12414 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12416 2009-06-21 Richard Guenther <rguenther@suse.de>
12418 PR tree-optimization/38729
12419 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12420 to loops with a single exit if -fno-expensive-optimizations.
12422 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12424 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12425 (dataflow_set): Change vars type from htab_t to shared_hash.
12426 (shared_hash_pool, empty_shared_hash): New variables.
12427 (vars_clear): Removed.
12428 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12429 shared_hash_find_slot_unshare, shared_hash_find_slot,
12430 shared_hash_find_slot_noinsert, shared_hash_find): New
12432 (shared_hash_unshare, shared_hash_destroy): New functions.
12433 (unshare_variable): Unshare set->vars if shared, use
12435 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12436 (get_init_value, find_src_set_src, dump_dataflow_set,
12437 clobber_variable_part, emit_notes_for_differences): Use
12439 (dataflow_set_init): Remove second argument, set vars to
12440 empty_shared_hash instead of creating a new htab.
12441 (dataflow_set_clear): Call shared_hash_destroy and set vars
12442 to empty_shared_hash instead of calling vars_clear.
12443 (dataflow_set_copy): Don't call vars_copy, instead just share
12444 the src htab with dst.
12445 (variable_union): Use shared_hash_*, use initially NO_INSERT
12446 lookup if set->vars is shared. Don't keep slot cleared before
12447 calling unshare_variable. Unshare set->vars if needed.
12448 Even ->refcount == 1 vars must be unshared if set->vars is shared
12449 and var needs to be modified.
12450 (variable_canonicalize): New function.
12451 (dataflow_set_union): If dst->vars is empty, just share src->vars
12452 with dst->vars and traverse with variable_canonicalize to canonicalize
12453 and unshare what is needed.
12454 (dataflow_set_different): If old_set and new_set use the same shared
12455 htab, they aren't different. If number of htab elements is different,
12456 htabs are different. Use shared_hash_*.
12457 (dataflow_set_destroy): Call shared_hash_destroy instead of
12459 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12460 second argument to dataflow_set_init.
12461 (vt_initialize): Likewise. Initialize shared_hash_pool and
12462 empty_shared_hash, move bb in/out initialization afterwards.
12463 Use variable_htab_free instead of NULL as changed_variables del hook.
12464 (variable_was_changed): Change type of second argument to pointer to
12465 dataflow_set. When inserting var into changed_variables, bump
12466 refcount. Unshare set->vars if set is shared htab and slot needs to
12468 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12469 lookup if set->vars is shared. Unshare set->vars if needed.
12470 Even ->refcount == 1 vars must be unshared if set->vars is shared
12471 and var needs to be modified. Adjust variable_was_changed caller.
12472 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12473 vars must be unshared if set->vars is shared and var needs to be
12474 modified. Adjust variable_was_changed caller.
12475 (emit_note_insn_var_location): Don't pool_free var.
12476 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12478 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12479 free_alloc_pool on shared_hash_pool.
12481 2009-06-20 Anthony Green <green@moxielogic.com>
12483 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12484 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12486 2009-06-20 Richard Guenther <rguenther@suse.de>
12488 * tree-ssa-structalias.c (find_func_aliases): For memset use
12489 a constraint from NULL if we memset to zero.
12490 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12491 we explicitly handle that do not read from memory.
12492 (call_may_clobber_ref_p_1): Properly handle builtins that may
12495 2009-06-20 Richard Guenther <rguenther@suse.de>
12497 PR tree-optimization/40495
12498 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12499 (new_scalar_tmp_constraint_exp): New function.
12500 (process_constraint): Do not create temporary decls.
12501 (process_all_all_constraints): Likewise.
12502 (handle_const_call): Likewise.
12503 (create_function_info_for): Do not set decl.
12505 2009-06-19 Ian Lance Taylor <iant@google.com>
12507 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12508 (rs6000_attribute_table): Make static; move before use.
12510 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12512 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12513 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12514 Propagate the TREE_READONLY flag without overwriting it.
12515 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12516 Propagate the TREE_READONLY flag onto the result.
12517 (process_call_operands): Move around. Use correct constant value.
12519 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12522 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12523 * config/arm/arm.md: Likewise.
12525 2009-06-19 Ian Lance Taylor <iant@google.com>
12527 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12528 to GIMPLE_ERROR_MARK.
12530 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12531 op2_original_type parameters. Warn about using different enum types.
12532 * c-parser.c (c_parser_conditional_expression): Pass original
12533 types to build_conditional_expr.
12534 * c-tree.h (build_conditional_expr): Update declaration.
12536 2009-06-19 Ian Lance Taylor <iant@google.com>
12538 * config/i386/i386.c (ix86_function_specific_save): Test that
12539 fields match values, rather than testing the values are in a
12542 2009-06-19 Richard Guenther <rguenther@suse.de>
12544 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12545 ADDR_EXPR pointers.
12546 (ptr_derefs_may_alias_p): Likewise.
12547 (ptr_deref_may_alias_ref_p_1): New function.
12548 (ptr_deref_may_alias_ref_p): Likewise.
12549 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12550 covered by looking at the ESCAPED solution.
12551 (call_may_clobber_ref_p_1): Likewise.
12552 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12553 Handle NULL_TREE offset. Do not produce redundant constraints.
12554 (process_all_all_constraints): New helper function.
12555 (do_structure_copy): Use it.
12556 (handle_lhs_call): Likewise.
12557 (find_func_aliases): Handle some builtins with pointer arguments
12558 and/or return values explicitly.
12560 2009-06-19 Ian Lance Taylor <iant@google.com>
12562 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12564 2009-06-19 Ian Lance Taylor <iant@google.com>
12566 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12568 2009-06-19 Ian Lance Taylor <iant@google.com>
12570 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12571 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12574 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12575 uninitialized const.
12577 2009-06-19 Ian Lance Taylor <iant@google.com>
12579 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12582 * c-decl.c (in_struct, struct_types): Remove.
12583 (struct c_binding): Add in_struct field.
12584 (c_binding_ptr): Define type, along with VEC.
12585 (struct c_struct_parse_info): Define.
12586 (struct_parse_info): New static variable.
12587 (bind): Initialize in_struct field.
12588 (start_struct): Remove enclosing_in_struct and
12589 enclosing_struct_types parameters. Add
12590 enclosing_struct_parse_info parameter. Change all callers. Set
12591 struct_parse_info rather than in_struct and struct_types.
12592 (grokfield): If -Wc++-compat and there is a symbol binding for the
12593 field name, set the in_struct flag and push it on the
12594 struct_parse_info->fields vector.
12595 (warn_cxx_compat_finish_struct): New static function.
12596 (finish_struct): Remove enclosing_in_struct and
12597 enclosing_struct_types parameters. Add
12598 enclosing_struct_parse_info parameter. Change all callers. Don't
12599 set C_TYPE_DEFINED_IN_STRUCT here. Call
12600 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12601 parameter. Only push on struct_types if warn_cxx_compat.
12602 (finish_enum): Only push on struct_types if warn_cxx_compat.
12603 (declspecs_add_type): Add loc parameter. Change all callers.
12604 Change all error calls to error_at. Pass loc, not input_location,
12605 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12606 defined in a struct. If -Wc++-compat and parsing a struct, record
12607 that a typedef name was used.
12608 * c-parser.c (c_parser_declspecs): Get location to pass to
12609 declspecs_add_type.
12610 (c_parser_struct_or_union_specifier): Update calls to start_struct
12612 * c-tree.h (struct c_struct_parse_info): Declare.
12613 (finish_struct, start_struct): Update declarations.
12614 (declspecs_add_type): Update declaration.
12616 2009-06-19 Ian Lance Taylor <iant@google.com>
12618 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12619 variable with an anonymous type.
12621 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12623 * see.c: Remove for real.
12625 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12627 * optabs.h (enum optab_index): Add new OTI_significand.
12628 (significand_optab): Define corresponding macro.
12629 * optabs.c (init_optabs): Initialize significand_optab.
12630 * genopinit.c (optabs): Implement significand_optab using
12631 significand?f2 patterns.
12632 * builtins.c (expand_builtin_mathfn): Handle
12633 BUILT_IN_SIGNIFICAND{,F,L}.
12634 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12635 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12637 * config/i386/i386.md (significandxf2, significand<mode>2): New
12638 expanders to implement significandf, significand and significandl
12639 built-ins as inline x87 intrinsics.
12641 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12643 * config/avr/avr.c (avr_override_options): Remove setting value of
12644 PARAM_INLINE_CALL_COST.
12646 2009-06-18 Richard Henderson <rth@redhat.com>
12649 * tree-pass.h (TDF_ASMNAME): New.
12650 * tree-dump.c (dump_options): Add asmname.
12651 * doc/invoke.texi: Document it.
12653 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12654 (dump_decl_name): ...here.
12655 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12656 (dump_generic_node): Update dump_function_name calls.
12657 (print_call_name): New flags arg; update all dump calls.
12658 * diagnostic.h (print_call_name): Update.
12659 * gimple-pretty-print.c (dump_gimple_call): Update.
12661 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12664 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12666 2009-06-18 Diego Novillo <dnovillo@google.com>
12668 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12669 * plugin.c (str_license): Declare.
12670 (try_init_one_plugin): Assert that the symbol
12671 'plugin_is_GPL_compatible' exists.
12673 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12676 * Makefile.in (OBJS-common): Remove see.o.
12678 * common.opt (fsee): Mark as preserved for backward compatibility.
12679 * opts.c (common_handle_option): Add OPT_fsee to the backward
12680 compatibility section.
12681 * passes.c (init_optimization_passes, pass_see): Remove pass.
12682 * timevar.def (TV_SEE): Remove.
12683 * tree-pass.h (pass_see): Remove declaration.
12684 * doc/invoke.texi (-fsee): Remove documentation.
12686 2009-06-18 Martin Jambor <mjambor@suse.cz>
12688 * tree-sra.c: Include statistics.h
12689 (sra_stats): New variable.
12690 (sra_initialize): Clear sra_stats.
12691 (create_access_replacement): Increment sra_stats.replacements.
12692 (get_access_replacement): Do not return twice.
12693 (analyze_all_variable_accesses): Increment statistics counter by the
12694 number of scalarized aggregates.
12695 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12696 (sra_modify_expr): Increment sra_stats.exprs.
12697 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12698 (sra_modify_assign): Increment sra_stats.exprs,
12699 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12700 (perform_intra_sra): Update statistics counters.
12701 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12703 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12705 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12706 (arm_scalar_mode_supported_p): New function.
12708 2009-06-18 Paul Brook <paul@codesourcery.com>
12709 Sandra Loosemore <sandra@codesourcery.com>
12711 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12712 (__extendhfsf2, __truncsfhf2): Define.
12713 * config/arm/fp16.c: New file.
12714 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12715 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12717 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12719 * doc/extend.texi (Half-Precision): New section.
12720 * doc/invoke.texi (Option Summary): List -mfp16-format.
12721 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12722 * config/arm/arm.opt (mfp16-format=): New.
12723 * config/arm/arm.c: Include intl.h.
12724 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12725 (TARGET_INVALID_RETURN_TYPE): Redefine.
12726 (TARGET_PROMOTED_TYPE): Redefine.
12727 (TARGET_CONVERT_TO_TYPE): Redefine.
12728 (arm_fp16_format): Define.
12729 (all_fpus): Add entry for neon-fp16.
12730 (fp_model_for_fpu): Likewise.
12731 (struct fp16_format): Declare.
12732 (all_fp16_formats): Define.
12733 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12735 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12737 (arm_legitimate_index_p): Treat HFmode like HImode.
12738 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12739 (coproc_secondary_reload_class): Special-case HFmode.
12740 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12741 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12742 (arm_init_fp16_builtins): New.
12743 (arm_init_builtins): Call it.
12744 (arm_invalid_parameter_type): New.
12745 (arm_invalid_return_type): New.
12746 (arm_promoted_type): New.
12747 (arm_convert_to_type).
12748 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12750 (arm_emit_fp16_const): New function.
12751 (arm_mangle_type): Mangle __fp16 as "Dh".
12752 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12754 (TARGET_NEON_FP16): New.
12755 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12756 (enum fputype): Add FPUTYPE_NEON_FP16.
12757 (enum arm_fp16_format_type): Declare.
12758 (arm_fp16_format): Declare.
12759 (LARGEST_EXPONENT_IS_NORMAL): Define.
12760 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12761 * config/arm/arm-modes.def (HFmode): Define.
12762 * config/arm/vfp.md: (*movhf_vfp): New.
12763 (extendhfsf2): New.
12765 * config/arm/arm.md: (fpu): Add neon_fp16.
12766 (floatsihf2, floatdihf2): New.
12767 (fix_trunchfsi2, fix_trunchfdi2): New.
12769 (extendhfdf2): New.
12771 (*arm32_movhf): New.
12772 (*thumb1_movhf): New.
12773 (consttable_2): Add check for HFmode constants.
12774 (consttable_4): Handle HFmode constants.
12776 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12778 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12780 2009-06-17 Olivier Hainque <hainque@adacore.com>
12782 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12783 const char ** conversion in AIX specific section.
12785 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12787 * config/i386/i386.c (ix86_special_builtin_type): Remove
12788 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12789 (bdesc_special_args): Updated.
12790 (ix86_init_mmx_sse_builtins): Likewise.
12791 (ix86_expand_special_args_builtin): Likewise.
12793 2009-06-17 Richard Henderson <rth@redhat.com>
12795 * tree-pretty-print.c (maybe_dump_asm_name): New.
12796 (dump_decl_name): Use it.
12797 (PRINT_FUNCTION_NAME): Merge into...
12798 (dump_function_name): ... here. Use maybe_dump_asm_name.
12800 2009-06-17 Cary Coutant <ccoutant@google.com>
12802 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12804 * debug.c (struct gcc_debug_hooks): Change placeholder for
12806 (debug_nothing_int_charstar_int): Replaced by...
12807 (debug_nothing_int_charstar_int_bool): ...this.
12808 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12809 source_line prototype.
12810 (debug_nothing_int_charstar_int): Replaced by...
12811 (debug_nothing_int_charstar_int_bool): ...this.
12812 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12813 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12814 Output is_stmt operand when necessary.
12815 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12816 (notice_source_line): Add is_stmt parameter.
12817 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12818 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12820 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12821 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12823 2009-06-17 Ian Lance Taylor <iant@google.com>
12825 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12827 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12830 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12832 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12833 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12834 tree_strip_sign_nop_conversions and
12835 tree_ssa_strip_useless_type_conversions rather than stripping
12836 the operations here.
12837 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12839 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12840 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12841 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12842 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12845 2009-06-17 Michael Eager <eager@eagercon.com>
12847 * config/rs6000/constraints.md (register_constraint "d"): New.
12848 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12849 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12850 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12851 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12852 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12853 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12854 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12855 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12856 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12857 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12859 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12860 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12861 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12862 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12863 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12864 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12865 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12866 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12867 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12868 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12869 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12870 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12871 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12872 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12874 2009-06-16 Ian Lance Taylor <iant@google.com>
12876 * profile.c (total_num_never_executed): Don't define.
12877 (compute_branch_probabilities): Don't count or print
12878 num_never_executed.
12879 (init_branch_prob): Don't set total_num_never_executed.
12880 (end_branch_prob): Don't print total_num_never_executed.
12882 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12884 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12886 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12888 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12889 (nabstd2_fpr): Same.
12891 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12893 * expr.c (expand_assignment): Change complex type check.
12895 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12897 * doc/plugins.texi (Building GCC plugins): Added new section.
12899 2009-06-17 Ian Lance Taylor <iant@google.com>
12901 * c-pch.c (get_ident): Don't set size of templ array.
12902 (pch_init): Don't set size of partial_pch array.
12904 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12905 string constant to intialize an array whose size is the length of
12908 2009-06-17 Richard Guenther <rguenther@suse.de>
12910 PR tree-optimization/40389
12911 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12912 to addressable types.
12913 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12915 2009-06-17 Richard Guenther <rguenther@suse.de>
12917 PR middle-end/40460
12918 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12919 if there is no evolution of left in the loop bail out.
12920 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12921 chrec_fold_multiply.
12923 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12924 Janis Johnson <janis187@us.ibm.com>
12927 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12928 for the symbol ref of a constant that is the source of a move
12929 - nor for any other not-obvious-label-ref constants.
12931 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12933 * plugin.c (position_pass): Skip newly inserted pass during list
12934 traversal to avoid repeated insertion.
12936 2009-06-16 Ian Lance Taylor <iant@google.com>
12938 * vec.h (VEC_stack_alloc): Define different version if
12939 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12940 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12941 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12942 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12944 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12946 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12948 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12949 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12950 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12951 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12952 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12953 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12954 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12955 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12956 __builtin_ia32_rdtscp.
12957 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12958 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12959 and __builtin_ia32_rorhi.
12960 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12961 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12962 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12963 (ix86_expand_args_builtin): Likewise.
12964 (ix86_expand_special_args_builtin): Likewise.
12966 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12967 (UNSPECV_RDTSC): Likewise.
12968 (UNSPECV_RDPMC): Likewise.
12969 (*bsr): Renamed to ...
12971 (*bsr_rex64): Renamed to ...
12974 (*rdpmc): Likewise.
12975 (*rdpmc_rex64): Likewise.
12977 (*rdtsc): Likewise.
12978 (*rdtsc_rex64): Likewise.
12979 (rdtscp): Likewise.
12980 (*rdtscp): Likewise.
12981 (*rdtscp_rex64): Likewise.
12983 * config/i386/ia32intrin.h: New.
12985 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12987 2009-06-16 Ian Lance Taylor <iant@google.com>
12989 * ira-build.c (copy_info_to_removed_store_destinations):
12990 Initialize parent_a.
12992 2009-06-16 Ian Lance Taylor <iant@google.com>
12994 * c-decl.c (grokdeclarator): Change size_varies to bool.
12996 2009-06-16 Ian Lance Taylor <iant@google.com>
12998 * sel-sched.c: Make forward declarations of move_op_hooks and
12999 fur_hooks explicitly extern.
13001 2009-06-16 Ian Lance Taylor <iant@google.com>
13003 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13004 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13006 2009-06-16 Ian Lance Taylor <iant@google.com>
13008 * resource.c (mark_referenced_resources): Change
13009 include_delayed_effects parameter to bool. Change all callers.
13010 (mark_end_of_function_resources): Likewise.
13011 * reorg.c (insn_references_resource_p): Likewise.
13012 (insn_sets_resource_p): Likewise.
13013 * resource.h (mark_referenced_resources): Update declaration.
13014 (mark_end_of_function_resources): Update declaration.
13016 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13018 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13020 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13022 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13023 GCC can bootstrap on AIX with GNU Binutils 2.20.
13025 2009-06-16 Ian Lance Taylor <iant@google.com>
13027 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13029 2009-06-16 Ian Lance Taylor <iant@google.com>
13031 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13032 inline, not extern inline.
13033 (exact_log2): Likewise.
13034 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13036 (exact_log2): Likewise, but don't test CTZ_HWI.
13038 2009-06-16 Ian Lance Taylor <iant@google.com>
13040 * bitmap.c (bitmap_clear): Don't declare as inline.
13041 * gimple.c (gimplify_assign): Likewise.
13042 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13043 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13044 (sched_scan_info): Remove duplicate definition.
13046 2009-06-16 Ian Lance Taylor <iant@google.com>
13048 * c-common.c (skip_evaluation): Don't define.
13049 (c_inhibit_evaluation_warnings): Define global variable.
13050 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13051 than skip_evaluation.
13052 (convert_and_check, warn_for_div_by_zero): Likewise.
13053 * c-common.h (skip_evaluation): Don't declare.
13054 (c_inhibit_evaluation_warnings): Declare.
13055 * c-parser.c (c_parser_typeof_specifier): Set
13056 c_inhibit_evaluation_warnings rather than skip_evaluation.
13057 (c_parser_conditional_expression): Likewise.
13058 (c_parser_binary_expression): Likewise.
13059 (c_parser_sizeof_expression): Likewise.
13060 (c_parser_alignof_expression): Likewise.
13061 * c-typeck.c (build_indirect_ref): Check
13062 c_inhibit_evaluation_warnings rather than skip_evaluation.
13063 (build_conditional_expr, build_binary_op): Likewise.
13065 2009-06-16 Richard Guenther <rguenther@suse.de>
13067 * tree-ssa-alias.c (is_escape_site): Remove.
13068 * tree-ssa-alias.h (enum escape_type): Remove.
13069 (is_escape_site): Likewise.
13070 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13071 via casts and asms without deferring to is_escape_site.
13073 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13075 PR middle-end/40446
13076 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13077 use gen_lowpart if op0 has complex mode.
13079 2009-06-16 Richard Guenther <rguenther@suse.de>
13081 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13082 variables add them to ESCAPED.
13083 (find_func_aliases): Do not make all indirectly stored values escaped.
13085 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13087 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13088 make_decl_one_only.
13090 2009-06-16 Martin Jambor <mjambor@suse.cz>
13092 PR tree-optimization/40432
13093 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13094 check whether we need to force gimple register operand.
13096 2009-06-16 Martin Jambor <mjambor@suse.cz>
13098 PR tree-optimization/40413
13099 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13100 build_ref_for_offset.
13101 (propagate_subacesses_accross_link): Fix a typo in a comment.
13103 2009-06-16 Ira Rosen <irar@il.ibm.com>
13105 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13106 with additional parameter.
13107 * tree-vectorizer.h (enum vect_def_type): Add new value
13109 (enum vect_relevant): Add comments.
13110 (vect_is_simple_reduction): Add new argument.
13111 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13112 Detect nested cycles.
13113 (vect_is_simple_reduction): Update documentation, add an argument to
13114 distinguish inner-loop reduction from nested cycle, detect nested
13115 cycles, fix printings and indentation, don't swap operands in case
13117 (get_initial_def_for_reduction): Handle subtraction.
13118 (vect_create_epilog_for_reduction): Add new argument to specify
13119 reduction variable.
13120 (vect_finalize_reduction): Handle subtraction, fix comments.
13121 (vectorizable_reduction): Handle nested cycles. In case of nested
13122 cycle keep track of the reduction variable position. Call
13123 vect_is_simple_reduction with additional parameter. Use original
13124 statement code in reduction epilogue for nested cycle. Call
13125 vect_create_epilog_for_reduction with additional parameter.
13126 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13127 inner-loop vectorization.
13128 (vect_recog_widen_sum_pattern): Likewise.
13129 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13131 (vect_mark_stmts_to_be_vectorized): Likewise.
13132 (vect_get_vec_def_for_operand): Handle nested cycles.
13134 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13136 * doc/invoke.texi (Debugging Options): Fix option index entries
13137 for -fdump-statistics, -frandom-seed add entries for
13138 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13139 (FRV Options): Fix entries for -mTLS, -mtls.
13140 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13141 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13142 (M68hc1x Options): Fix @itemx for -mnominmax.
13143 (MCore Options): Fix entry for -mno-lsim.
13144 (MMIX Options): Fix entry for -mabi=mmixware.
13145 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13147 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13149 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13150 Mention the plugin mode of gengtype.
13151 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13152 * gengtype.c: Updated copyright.
13153 (plugin_files, nb_plugin_files) Added new static variables.
13154 (measure_input_list) Care about plugin_files.
13155 (write_rtx_next): Added early return in plugin mode.
13156 (create_file): Updated copyright year in generated file. Added
13158 (oprintf): Added early return if NULL outf.
13159 (get_output_file_with_visibility): Care of plugin_files.
13160 (get_output_file_name): May return null.
13161 (write_local): Added early return.
13162 (put_mangled_filename): Ditto.
13163 (finish_root_table): Added check for base_files.
13164 (write_roots): Care about null when plugins.
13165 (main): Added plugin mode.
13167 2009-06-15 Ian Lance Taylor <iant@google.com>
13169 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13170 * gcov.c (read_count_file): Add braces around variables declared
13173 * c.opt (Wjump-misses-init): New warning.
13174 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13175 -Wall and -Wc++-compat if not already set.
13176 (c_common_post_options): Clear warn_jump_misses_init if it was not
13178 * c-decl.c (struct c_binding): Change type field to a union with
13179 new label field. Make it the first field in the struct. Update
13180 references to type to use u.type instead.
13181 (struct c_spot_bindings): Define.
13182 (struct c_goto_bindings): Define.
13183 (c_goto_bindings_p): Define, along with VECs.
13184 (struct c_label_vars): Define.
13185 (struct c_scope): Add has_label_bindings field.
13186 (bind_label, set_spot_bindings): New static functions.
13187 (decl_jump_unsafe, update_spot_bindings): New static functions.
13188 (update_label_decls): New static function.
13189 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13190 Update binding u.label field to shadowed field.
13191 (c_binding_start_stmt_expr): New function.
13192 (c_binding_end_stmt_expr): New function.
13193 (pushdecl): Don't call c_begin_vm_scope.
13194 (make_label): Add defining and p_label_vars parameters. Change
13196 (lookup_label): Correct test for whether a label has not yet been
13197 defined. Call bind_label rather than bind.
13198 (warn_about_goto): New static function.
13199 (lookup_label_for_goto): New function.
13200 (declare_label): Call bind_label rather than bind.
13201 (check_earlier_gotos): New static function.
13202 (define_label): Don't give errors about jumping into statement
13203 expressions or scopes of variably modified types. Call
13204 set_spot_bindings and check_earlier_gotos. Call bind_label
13205 instead of bind. Don't set label_context_stack_se or
13206 label_context_stack_vm.
13207 (c_get_switch_bindings): New function.
13208 (c_release_switch_bindings): New function.
13209 (c_check_switch_jump_warnings): New function.
13210 (start_function): Don't set label_context_stack_se or
13211 label_context_stack_vm.
13212 (finish_function): Likewise.
13213 * c-typeck.c (label_context_stack_se): Don't define.
13214 (label_context_stack_vm): Don't define.
13215 (c_finish_goto_label): Call lookup_label_for_goto rather than
13216 lookup_label. Don't give errors about jumping into a statement
13217 expression or the scope of a variably modified type. Don't set
13218 label_context_stack_se or label_context_stack_vm.
13219 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13220 fields. Add bindings field.
13221 (c_start_case): Don't set deleted fields. Set bindings field.
13222 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13223 or blocked_vm. Call c_check_switch_jump_warnings.
13224 (c_finish_case): Don't test blocked_stmt_expr field. Call
13225 c_release_switch_bindings.
13226 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13227 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13228 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13229 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13230 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13231 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13232 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13233 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13234 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13235 (C_DECL_UNJUMPABLE_VM): Don't define.
13236 (C_DECL_UNDEFINABLE_VM): Don't define.
13237 (struct c_label_list): Don't define.
13238 (struct c_label_context_se): Don't define.
13239 (struct c_label_context_vm): Don't define.
13240 (struct c_spot_bindings): Declare.
13241 (c_bindings_start_stmt_expr): Declare.
13242 (c_bindings_end_stmt_expr): Declare.
13243 (lookup_label_for_goto): Declare.
13244 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13245 (c_check_switch_jump_warnings): Declare.
13246 (label_context_stack_se, label_context_stack_vm): Don't declare.
13247 (c_finish_goto_label): Update declaration.
13248 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13249 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13250 (Warning Options): Document -Wjump-misses-init.
13252 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13254 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13257 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13259 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13261 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13263 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13265 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13267 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13269 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13271 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13272 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13273 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13274 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13275 * dwarf2asm.c (dw2_force_const_mem): Update call to
13276 make_decl_one_only.
13277 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13278 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13279 * langhooks.c (lhd_comdat_group): Remove.
13280 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13281 * tree.h (DECL_COMDAT_GROUP): New.
13282 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13283 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13284 (make_decl_one_only): Change signature.
13285 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13286 make_decl_one_only.
13287 (make_decl_one_only): Change signature.
13288 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13290 2009-06-15 Richard Guenther <rguenther@suse.de>
13292 PR middle-end/40439
13293 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13295 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13297 * tree-ssa-math-opts.c: Remove extra divide.
13299 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13301 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13303 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13305 * passes.c: Add bswap pass.
13306 * tree-pass.h: Add pass_optimize_bswap declaration.
13307 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13308 Include rtl.h, expr.h and optabs.h for optab_handler check.
13309 (struct symbolic_number, pass_optimize_bswap): New definition.
13310 (do_shift_rotate, verify_symbolic_number_p): New functions.
13311 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13312 (gate_optimize_bswap): New function.
13313 * tree.c (widest_int_cst_value): New function.
13314 * tree.h (widest_int_cst_value): Prototype added.
13316 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13318 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13319 REG_EQUAL/REG_EQUIV notes.
13321 2009-06-14 Richard Guenther <rguenther@suse.de>
13323 PR middle-end/40389
13324 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13325 has its address taken if NRV was applied and it is addressable.
13326 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13327 function split out from ...
13328 (get_constraint_for_1): ... here.
13329 (handle_rhs_call): Use it to mark the return slot escaped if
13330 it is addressable and NRV was applied.
13332 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13334 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13335 Change first argument type to location_t.
13336 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13337 Do not set input_location.
13338 Use loc instead of input_location throughout.
13340 2009-06-13 Richard Guenther <rguenther@suse.de>
13342 PR tree-optimization/40421
13343 * tree-predcom.c (should_unroll_loop_p): Remove.
13344 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13346 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13348 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13349 Add location argument.
13351 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13353 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13355 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13356 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13357 * config/spu/spu-protos.h: Add location to
13358 spu_resolve_overloaded_builtin.
13359 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13360 spu_build_builtin_va_list.
13361 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13362 argument. Pass location to build_function_call_vec.
13363 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13365 (emit_fpu_switch): Same.
13366 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13367 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13368 to build_decl and create_artificial_label.
13369 (xtensa_gimplify_va_arg_expr): Same.
13370 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13371 (xstormy16_gimplify_va_arg_expr): Same.
13372 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13373 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13374 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13375 (mips16_build_function_stub): Same.
13376 (mips16_build_call_stub): Same.
13378 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13381 * arm/constraints.md (Pa, Pb): New constraints.
13382 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13383 split pattern to deal with them.
13385 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13387 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13388 fix index entry for -Xpreprocessor.
13390 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13392 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13393 Add location argument to build_decl call.
13394 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13395 (rs6000_init_builtins): Same.
13396 (spe_init_builtins): Same.
13397 (rs6000_gimplify_va_arg): Add location argument to
13398 create_artificial_label call.
13400 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13402 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13403 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13404 * Makefile.in: Fix GGC dependency for gcse.o.
13406 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13408 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13409 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13410 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13412 * c-parser.c (c_parser_binary_expression): Use current column while
13413 building binary operations.
13414 * common.opt (fshow-column): Enable by default.
13415 * tree-vrp.c (check_array_ref): Use warning_at.
13416 (check_array_bounds): Use location from call back if expr has no
13418 * tree.h: Add location argument to maybe_fold_*.
13419 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13420 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13421 (maybe_fold_offset_to_component_ref): Same.
13422 (maybe_fold_offset_to_reference): Same.
13423 (maybe_fold_offset_to_address): Same.
13424 (maybe_fold_stmt_indirect): Same.
13425 (maybe_fold_stmt_addition): Same.
13426 (fold_stmt_r): Pass location to maybe_fold_*.
13427 (fold_gimple_assign): Same.
13428 * c-tree.h: Add location argument to finish_decl,
13429 default_function_array_conversion, store_init_value.
13430 * c-decl.c (define_label): Use error_at.
13431 (c_make_fname_decl): Pass location to finish_decl.
13432 (finish_decl): New location argument.
13433 (build_compound_literal): Pass location to store_init_value.
13434 (grokdeclarator): Pass location to finish_decl.
13436 * c-typeck.c (array_to_pointer_conversion): New location argument.
13437 (function_to_pointer_conversion): Same.
13438 (default_function_array_conversion): Same.
13439 (parser_build_unary_op): Pass location to overflow_warning.
13440 (parser_build_binary_op): Same. Use warning_at.
13441 (build_unary_op): Pass location to array_to_pointer_conversion.
13442 (build_c_cast): Pass location to digest_init.
13443 (build_modify_expr): New location argument.
13444 (convert_for_assignment): Same.
13445 (store_init_value): Same.
13446 (digest_init): Same.
13447 (output_init_element): Pass location to digest_init and
13448 array_to_pointer_conversion.
13449 (c_finish_return): Pass location to convert_for_assignment.
13450 * gimplify.c (gimplify_conversion): Pass location to
13451 maybe_fold_offset_to_address.
13452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13453 to maybe_fold_stmt_addition.
13454 * c-omp.c (c_finish_omp_atomic): Pass new location to
13456 (c_finish_omp_for): Same.
13457 * c-common.c (overflow_warning): New argument.
13458 * c-common.h: New argument to build_modify_expr, overflow_warning.
13459 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13461 (c_parser_initializer): Pass location to
13462 default_function_array_conversion.
13463 (c_parser_initelt): Same.
13464 (c_parser_initval): Same.
13465 (c_parser_asm_operands): Same.
13466 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13467 (c_parser_conditional_expression): Same.
13468 (c_parser_binary_expression): Add location info to stack. Use it.
13469 (c_parser_unary_expression): Pass location to
13470 default_function_array_conversion, parser_build_unary_op,
13471 build_indirect_ref, c_parser_postfix_expression_after_primary.
13472 (c_parser_postfix_expression_after_primary): New location argument.
13474 (c_parser_expression_conv): Pass location to
13475 default_function_array_conversion.
13476 (c_parser_expr_list): Same.
13477 (c_parser_omp_atomic): Same.
13478 (c_parser_omp_for_loop): Same.
13479 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13480 (build_array_declarator): New argument.
13481 * c-decl.c (build_array_declarator): Add location argument.
13482 (grokdeclarator): Set id_loc for cdk_array.
13483 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13484 build_array_declarator.
13485 * tree.c (build_omp_clause): Add location argument.
13486 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13487 (OMP_CLAUSE_LOCATION): New macro.
13488 (struct tree_omp_clause): Add location field.
13489 (build_omp_clause): Add argument.
13490 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13491 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13493 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13494 (cp_parser_omp_clause_collapse): Same.
13495 (cp_parser_omp_clause_default): Same.
13496 (cp_parser_omp_clause_if): Same.
13497 (cp_parser_omp_clause_nowait): Same.
13498 (cp_parser_omp_clause_num_threads): Same.
13499 (cp_parser_omp_clause_ordered): Same.
13500 (cp_parser_omp_clause_schedule): Same.
13501 (cp_parser_omp_clause_untied): Same.
13502 (cp_parser_omp_for_loop): Same.
13503 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13504 * c-tree.h (c_start_case): Add location argument.
13505 (c_process_expr_stmt): Same.
13506 (c_finish_goto_*): Same.
13507 * tree-parloops.c (initialize_reductions): Pass location to
13509 (create_parallel_loop): Same.
13510 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13511 (gfc_trans_omp_reduction_list): Same.
13512 (gfc_trans_omp_clauses): Same.
13513 (gfc_trans_omp_do): Same.
13514 * c-typeck.c (c_finish_goto_label): Same.
13515 (c_finish_goto_ptr): New location argument.
13516 (c_start_case): Same.
13517 (emit_side_effect_warnings): Same.
13518 (c_process_expr_stmt): Same.
13519 (c_finish_stmt_expr): Same.
13520 (c_finish_omp_clauses): Use error_at instead of error.
13521 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13523 * c-omp.c (c_split_parallel_clauses): New location argument.
13524 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13525 to build_omp_clause.
13526 (convert_local_reference_stmt): Same.
13527 (convert_gimple_call): Same.
13528 * c-common.h (c_split_parallel_clauses): New argument.
13529 * c-parser.c (c_parser_statement_after_labels): Pass location to
13530 c_finish_goto_label.
13531 (c_parser_switch_statement): Pass location to c_start_case.
13532 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13533 and c_process_expr_stmt.
13534 (c_parser_omp_variable_list): Add location argument.
13535 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13536 (c_parser_omp_clause_default): Same.
13537 (c_parser_omp_clause_if): Same.
13538 (c_parser_omp_clause_num_threads): Same.
13539 (-c_parser_omp_clause_ordered): Same.
13540 (c_parser_omp_clause_reduction): Pass location to
13541 c_parser_omp_variable_list.
13542 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13543 (c_parser_omp_clause_untied): Same.
13544 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13545 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13547 * c-tree.h (check_for_loop_decls, undeclared_variable,
13548 build_component_ref, build_array_ref, build_external_ref,
13549 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13550 build_conditional_expr, build_compound_expr, c_cast_expr,
13551 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13552 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13554 * c-semantics.c (build_stmt): Same.
13555 (build_case_label): Same.
13556 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13557 (undeclared_variable): New argument.
13558 (make_label): Same.
13559 (lookup_label): Pass location on down.
13560 (define_label): Same.
13561 (finish_decl): Same.
13562 (build_compound_literal): Same.
13563 (finish_struct): Same.
13564 (finish_function): Do not set location here.
13565 (check_for_loop_decls): New argument.
13566 * tree.c (save_expr): Set location.
13567 (build_empty_stmt): New argument.
13568 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13569 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13570 * builtins.c (gimplify_va_arg_expr): Use locations.
13571 (expand_builtin_sync_operation): Same.
13572 * c-typeck.c (build_component_ref): New argument.
13573 (build_array_ref): Same.
13574 (build_external_ref): Same.
13575 (c_expr_sizeof_expr): Same.
13576 (c_expr_sizeof_type): Same.
13577 (parser_build_unary_op): Same.
13578 (build_conditional_expr): Same.
13579 (build_compound_expr): Pass location on down.
13580 (build_compound_expr): New argument.
13581 (build_c_cast): Same.
13582 (c_cast_expr): Same.
13583 (build_asm_expr): Same.
13584 (c_finish_return): Same.
13585 (c_process_expr_stmt): Pass location on down.
13586 (c_finish_stmt_expr): New argument.
13587 (push_clenaup): Same.
13588 (c_finish_omp_parallel): Same.
13589 (c_finish_omp_task): Same.
13590 * gimplify.c (gimplify_call_expr): Pass location on down.
13591 * c-omp.c (c_finish_omp_master): New argument.
13592 (c_finish_omp_critical): Same.
13593 (c_finish_omp_ordered): Same.
13594 (c_finish_omp_barrier): Same.
13595 (-c_finish_omp_taskwait): Same.
13596 (c_finish_omp_atomic): Same.
13597 (c_finish_omp_flush): Same.
13598 * tree-inline.c (copy_tree_body_r): Pass location on down.
13599 (inline_forbidden_p): Remove use of input_location.
13600 * c-gimplify.c (c_build_bind_expr): New argument.
13601 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13602 (c_sizeof_or_alignof_type): New argument.
13603 (c_alignof_expr): Same.
13604 (build_va_arg): Same.
13605 (c_add_case_label): Same.
13606 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13607 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13608 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13609 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13610 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13611 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13613 * stub-objc.c (objc_build_selector_expr): Same.
13614 (objc_build_throw_stmt): Same.
13615 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13616 (c_parser_initelt): Same.
13617 (c_parser_compound_statement): Same.
13618 (c_parser_compound_statement_nostart): Same.
13619 (c_parser_label): Same.
13620 (c_parser_statement_after_labels): Same.
13621 (c_parser_if_body): Same.
13622 (c_parser_else_body): Same.
13623 (c_parser_if_statement): Same.
13624 (c_parser_switch_statement): Same.
13625 (c_parser_while_statement): Same.
13626 (c_parser_do_statement): Same.
13627 (c_parser_for_statement): Same.
13628 (c_parser_asm_statement): Same.
13629 (c_parser_conditional_expression): Same.
13630 (c_parser_binary_expression): Same.
13631 (c_parser_cast_expression): Same.
13632 (c_parser_unary_expression): Same.
13633 (c_parser_sizeof_expression): Same.
13634 (c_parser_alignof_expression): Same.
13635 (c_parser_postfix_expression): Same.
13636 (c_parser_expression): Same.
13637 (c_parser_objc_receiver): Same.
13638 (c_parser_omp_variable_list): Same.
13639 (c_parser_omp_structured_block): Same.
13640 (c_parser_omp_atomic): New argument.
13641 (c_parser_omp_barrier): Same.
13642 (c_parser_omp_critical): Same.
13643 (c_parser_omp_flush): Pass location on down.
13644 (c_parser_omp_for_loop): New argument.
13645 (c_parser_omp_for): Same.
13646 (c_parser_omp_master): Same.
13647 (c_parser_omp_ordered): Same.
13648 (c_parser_omp_sections_scope): Same.
13649 (c_parser_omp_sections): Same.
13650 (c_parser_omp_parallel): Same.
13651 (c_parser_omp_single): Same.
13652 (c_parser_omp_task): Same.
13653 (c_parser_omp_taskwait): Pass location on down.
13654 (c_parser_omp_construct): Same.
13655 (c_parser_omp_threadprivate): Same.
13656 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13657 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13658 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13659 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13660 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13661 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13662 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13663 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13664 config/i386/i386.c, stmt.c:
13665 Add location argument to the following function definitions and/or
13666 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13667 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13668 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13669 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13670 do_case, c_finish_bc_stmt, build_compound_literal,
13671 build_function_call.
13672 * c-decl.c (build_compound_literal): Add location argument.
13673 Make all diagnostic calls use location.
13674 (start_struct): Same.
13675 (finish_struct): Same.
13676 (start_enum): Same.
13677 (build_enumerator): Same.
13678 (start_function): Same.
13679 (grokdeclarator): Make all diagnostic calls use location.
13680 (store_parm_decls_oldstyle): Same.
13681 * c-typeck.c (build_function_call): Add location argument.
13682 Make all diagnostic calls use location.
13684 (c_finish_bc_stmt): Same.
13685 * tree-nested.c (get_trampoline_type): Add argument.
13686 Pass location to build_decl.
13687 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13688 * rtl.h (RTL_LOCATION): New.
13689 * c-common.c (c_add_case_label): Add location argument.
13690 Make all diagnostic calls use location.
13691 * c-common.h: Add location argument to make_fname_decl, do_case,
13692 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13693 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13694 Set it appropriately for every case. Pass enum_loc to start_enum
13695 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13697 (c_parser_struct_or_union_specifier): Save location. Use it for
13698 start_struct, finish_struct, and parser_xref_tag.
13700 2009-06-12 Ian Lance Taylor <iant@google.com>
13702 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13704 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13705 cpp_opts->warn_cxx_operator_names.
13707 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13710 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13711 is returns NULL and OP is a VCE, look through the VCE.
13713 2009-06-12 Ian Lance Taylor <iant@google.com>
13716 * collect2.c (main): Use CONST_CAST2 in code inside #if
13717 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13719 2009-06-12 Joey Ye <joey.ye@intel.com>
13721 PR middle-end/39146
13722 * cfgexpand.c (get_decl_align_unit): Update
13723 max_used_stack_slot_alignment with align instead of
13724 stack_alignment_needed.
13726 * function.c (assign_stack_local_1): Update
13727 max_used_stack_slot_alignment with alignment_in_bits instead
13728 of stack_alignment_needed.
13729 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13732 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13734 * dwarf2out.c (last_var_location_insn): New variable.
13735 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13736 (dwarf2out_var_location): Don't record anything after last real
13737 insn. Only change labels if there were any real instructions
13738 in between last note and this one, or if changed sections.
13740 2009-06-11 Richard Henderson <rth@redhat.com>
13742 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13743 note when storing the frame pointer in a register.
13744 (FRP): Don't redefine to nothing for epilogue.
13745 (alpha_expand_epilogue): Mark register and sp restores.
13746 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13748 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13749 when gen_lowpart is needed.
13751 2009-06-11 Richard Henderson <rth@redhat.com>
13753 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13755 * dwarf2out.c (need_data_align_sf_opcode): New.
13756 (div_data_align): Move earlier.
13757 (def_cfa_1, reg_save): Use it.
13759 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13761 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13762 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13763 (ix86_handle_option): Handle OPT_mcrc32.
13764 (ix86_target_string): Add -mcrc32.
13765 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13767 * config/i386/i386.h (TARGET_CRC32): New.
13769 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13770 (sse4_2_crc32di): Likewise.
13772 * config/i386/i386.opt (mcrc32): New.
13774 * doc/invoke.texi: Document -mcrc32.
13776 2009-06-11 Richard Henderson <rth@redhat.com>
13778 * common.opt (gdwarf-): Accept a version number.
13779 * doc/invoke.texi (gdwarf-): Update docs.
13780 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13781 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13782 version level, and record it.
13784 * dwarf2.h (DW_CIE_VERSION): Remove.
13785 * dwarf2out.c (DWARF_VERSION): Remove.
13786 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13787 (output_call_frame_info): Use CIE version 3 for dwarf3,
13788 or if the return register column is out of range for version 1.
13789 (dwarf_stack_op_name): Add all dwarf3 values.
13790 (DEBUG_PUBTYPES_SECTION): New.
13791 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13792 encoding change for dwarf3.
13793 (output_die) [dw_val_class_die_ref]: Likewise.
13794 (output_compilation_unit_header): Emit correct version for dwarf3.
13795 (output_line_info): Likewise.
13796 (output_pubnames): Update for DWARF_VERSION removal.
13797 (output_aranges): Likewise.
13798 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13799 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13800 (dwarf2out_finish): Likewise.
13802 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13804 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13807 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13810 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13811 * builtins.c (expand_builtin_unreachable): New function.
13812 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13813 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13814 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13816 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13817 searching for missing barriers.
13819 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13821 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13822 when -fprofile-generate* was passed.
13823 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13825 2009-06-11 Anthony Green <green@moxielogic.com>
13827 * config/moxie/moxie.md: Define length attribute for all instructions.
13829 (*b<cond:code>): Support limited branch ranges for new PC-relative
13830 branch instructions.
13831 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13833 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13835 * config/i386/i386.c (min_insn_size): Use get_attr_length
13836 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13837 For __asm return 0.
13839 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13840 instead of emit_insn_before.
13842 2009-06-10 Ian Lance Taylor <iant@google.com>
13845 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13848 2009-06-10 Revital Eres <eres@il.ibm.com>
13850 * passes.c (init_optimization_passes): Reschedule
13851 predictive-commoning pass before complete unroll pass.
13853 2009-06-10 Martin Jambor <mjambor@suse.cz>
13855 * cgraph.c (cgraph_node_can_be_local_p): New function.
13856 (cgraph_make_node_local): New function.
13857 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13858 (cgraph_make_node_local): Declare.
13860 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13862 * tree.h (tree_base): Add packed_flag and user_align fields.
13863 Decrease size of spare field.
13864 (TYPE_USER_ALIGN): Use user_align from tree_base.
13865 (DECL_USER_ALIGN): Likewise.
13866 (TYPE_PACKED): Use packed_flag from tree_base.
13867 (DECL_PACKED): Likewise.
13868 (tree_type): Delete packed_flag and user_align fields. Widen
13869 precision field. Widen mode field and shuffle fields to align
13870 mode on an 8-bit boundary.
13871 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13872 Renumber decl_flag_* fields. Fix comments. Widen
13873 decl_common_unused field.
13874 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13875 (DECL_EXTERNAL): Likewise.
13876 (DECL_BIT_FIELD): Likewise.
13877 (DECL_NONADDRESSABLE_P): Likewise.
13878 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13879 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13881 2009-06-10 Ian Lance Taylor <iant@google.com>
13883 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13884 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13885 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13886 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13887 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13888 DEF_VEC_ALLOC_FUNC_P.
13889 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13890 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13891 DEF_VEC_ALLOC_FUNC_O.
13892 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13893 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13894 DEF_VEC_ALLOC_FUNC_I.
13895 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13896 (vec_stack_p_reserve_exact_1): Declare.
13897 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13898 (vec_stack_free): Declare.
13899 (VEC_stack_alloc): Define.
13900 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13901 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13902 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13903 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13905 (stack_vecs): New static variable.
13906 (vec_stack_p_reserve_exact_1): New function.
13907 (vec_stack_o_reserve_1): New static function.
13908 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13909 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13910 (vec_stack_free): New function.
13911 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13912 (VEC_df_ref_stack_alloc): Define.
13913 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13914 DEF_VEC_ALLOC_P_STACK.
13915 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13916 (struct df_collection_rec): Change _vec fields to VEC. Remove
13918 (df_free_collection_rec): Adjust for new fields.
13919 (df_insn_rescan): Use new df_collection_rec fields.
13920 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13921 (df_ref_create_structure, df_ref_record): Likewise.
13922 (df_get_conditional_uses, df_get_call_refs): Likewise.
13923 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13924 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13925 (df_record_exit_block_uses, df_bb_verify): Likewise.
13926 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13927 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13928 Remove count parameter. Change return type to void. Change all
13930 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13931 Remove count parameter. Change return type to void. Change all
13933 (df_install_refs): Change old_vec parameter to VEC. Remove count
13934 parameter. Change all callers.
13935 (df_install_mws): Change old_vec parameter to VEC. Remove count
13936 parameter. Change all callers.
13937 (df_refs_verify): Change new_rec parameter to VEC. Change call
13939 (df_mws_verify): Likewise.
13941 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13943 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13945 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13947 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13949 2009-06-10 Anthony Green <green@moxielogic.com>
13951 * config/moxie/crti.asm: New file.
13952 * config/moxie/crtn.asm: New file.
13953 * config/moxie/moxie.c: New file.
13954 * config/moxie/moxie.h: New file.
13955 * config/moxie/sfp-machine.h: New file.
13956 * config/moxie/moxie-protos.h: New file.
13957 * config/moxie/t-moxie: Created.
13958 * config/moxie/t-moxie-softfp: Created.
13959 * config/moxie/moxie.md: Created.
13960 * config/moxie/constraints.md: Created.
13961 * config.gcc: Add moxie support.
13962 * doc/md.texi (Machine Constraints): Add moxie constraints.
13963 * doc/contrib.texi (Contributors): Mention moxie port.
13964 * doc/install.texi (Specific): Mention the moxie port.
13966 2009-06-09 Ian Lance Taylor <iant@google.com>
13968 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13969 compiling with C++.
13970 * optabs.c (optab_table): Only use designated initializers if
13971 HAVE_DESIGNATED_INITIALIZERS is defined.
13972 (convert_optab_table): Likewise.
13973 (init_optabs): Always call init_insn_codes if
13974 HAVE_DESIGNATED_INITIALIZERS is not defined.
13976 2009-06-09 Ian Lance Taylor <iant@google.com>
13978 * targhooks.c (default_builtin_vectorized_function): Change fn
13979 parameter to unsigned int.
13980 (default_builtin_vectorized_conversion): Change code parameter to
13982 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13983 * targhooks.h: Update declarations.
13984 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13985 parameter to unsigned int.
13987 * c-typeck.c (comptypes_check_enum_int): New static function.
13988 (comptypes_internal): Add enum_and_int_p parameter. Change all
13990 (comp_target_types): Add location parameter. Change all callers.
13991 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13992 Change all callers.
13993 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13994 (build_conditional_expr): Add colon_loc parameter. Change all
13996 (convert_for_assignment): Add location parameter. Change all callers.
13997 * c-parser.c (c_parser_conditional_expression): Pass location of
13998 colon to build_conditional_expr.
13999 * c-tree.h (build_conditional_expr): Update declaration.
14001 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14003 * graphite.c: Revert previous patch.
14005 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14008 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14010 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14012 * tree-ssa-loop-prefetch.c
14013 (loop_prefetch_arrays): Fixed a portability problem in printf format
14016 2009-06-09 Martin Jambor <mjambor@suse.cz>
14018 PR tree-optimization/40351
14019 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14020 refrence to a potential artifical subaccess can be constructed.
14022 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14024 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14025 (sh_override_options): Likewise.
14026 * config/sh/sh.c: Include params.h.
14027 (sh_optimization_options): New.
14028 (sh_override_options): Likewise.
14029 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14030 (OVERRIDE_OPTIONS): Use sh_override_options.
14032 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14034 * dwarf2out.c (emit_cfa_remember): New variable.
14035 (add_fde_cfi): If emit_cfa_remember, recurse to add
14036 DW_CFA_remember_state first.
14037 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14038 instead just set emit_cfa_remember.
14040 2009-06-08 Jan Hubicka <jh@suse.cz>
14043 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14045 2009-06-08 Jan Hubicka <jh@suse.cz>
14047 PR middle-end/39834
14048 * cgraphunit.c (save_inline_function_body): Do not copy transform
14049 hooks for saved inline bodies.
14050 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14051 for given function.
14053 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14055 * jump.c (returnjump_p): Handle delayed branches. Add missing
14058 2009-06-08 Jan Hubicka <jh@suse.cz>
14060 PR middle-end/40102
14061 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14062 original node might've been modified.
14063 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14065 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14067 * tree-object-size.c (addr_object_size): Add OSI argument.
14068 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14069 (compute_builtin_object_size, expr_object_size): Adjust callers.
14070 (plus_stmt_object_size): Call addr_object_size instead of
14071 compute_builtin_object_size.
14073 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14074 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14076 * tree-ssa-loop-prefetch.c
14077 (gather_memory_references): Introduced a counter for the number of
14079 (anything_to_prefetch_p): Introduced a counter for the number of
14081 (is_loop_prefetching_profitable): New function with a cost model
14083 (loop_prefetch_arrays): Use the new cost model to determine if
14084 prefetching is profitable.
14085 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14086 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14087 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14088 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14089 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14090 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14092 2009-06-08 Michael Matz <matz@suse.de>
14095 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14096 partitions use the same.
14097 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14098 for basevars of SSA_NAMEs.
14099 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14100 to not expand them twice.
14101 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14104 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14106 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14107 (fdump-final-insns=, gtoggle): New.
14108 * doc/invoke.texi: Document them.
14109 * final.c (rest_of_clean_state): Dump final insn stream.
14110 * gcc.c (invoke_as): Hook in -fcompare-debug.
14111 (static_spec_functions): Add compare-debug-dump-opt,
14112 compare-debug-self-opt and compare-debug-auxbase-opt.
14113 (compare_debug, compare_debug_second, compare_debug_opt): New.
14114 (switches_debug_check, n_switches_debug_check): New.
14115 (debug_auxbase_opt, debug_check_temp_file): New.
14116 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14118 (do_self_spec): Handle arguments after switches.
14119 (do_spec_1): Add .gk extension to temp file basenames for compare.
14120 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14121 (cc1_options): Use it instead of normal auxbase computation for
14122 the second compare-debug compilation.
14123 (compare_files): New.
14124 (main): Set up and implement compare debug mode.
14125 (compare_debug_dump_opt_spec_function): New.
14126 (compare_debug_self_opt_spec_function): New.
14127 (compare_debug_auxbase_opt_spec_function): New.
14128 * toplev.c (process_options): Handle flag_gtoggle,
14129 flag_dump_final_insns.
14130 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14131 during -fcompare-debug-second compilation.
14133 2009-06-07 Ian Lance Taylor <iant@google.com>
14135 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14136 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14138 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14139 with no default node. Change warning with %H to warning_at.
14140 Don't clear warn_switch around case checking.
14141 * doc/invoke.texi (Warning Options): Clarify distinction between
14142 -Wswitch and -Wswitch-enum.
14144 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14146 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14148 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14150 * gbl-ctors.h: Add header guard.
14152 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14154 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14155 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14156 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14157 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14158 prototypes for removed functions.
14159 (expressions_equal_p): Move to ...
14160 * tree-ssa-sccvn.h: ... here and ...
14161 * matrix-reorg.c: ... adjust includes.
14163 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14165 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14167 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14169 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14170 (finish_function): Remove erroneous whitespace.
14172 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14174 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14175 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14177 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14179 * errors.c (internal_error): Commentary typo fix.
14180 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14181 * tree-ssa-pre.c: Ditto.
14183 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14185 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14186 them is supposed to hold actual statements.
14188 2009-06-06 Ian Lance Taylor <iant@google.com>
14190 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14191 empty statements can now have attributes.
14193 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14195 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14196 * config/mips/mips.md: Ditto.
14198 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14200 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14202 (__eabi_uconvert): Likewise.
14204 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14206 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14207 CFI_* definitions with IN_GCC.
14209 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14211 * xcoffout.h (xcoffout_source_line): Update prototype.
14213 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14215 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14216 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14218 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14220 PR middle-end/40340
14221 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14222 inlined_function_outer_scope_p blocks for artificial inlines
14224 * tree.c (tree_nonartificial_location): Rewrite using
14225 block_nonartificial_location.
14227 2009-06-05 Revital Eres <eres@il.ibm.com>
14228 Leehod Baruch <leehod@il.ibm.com>
14230 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14231 (expand_expr_real_1): Remove comment.
14232 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14233 Vectorize misaligned access when the target supports it.
14234 (vect_supportable_dr_alignment): Check for unaligned access support.
14235 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14238 2009-06-05 Julian Brown <julian@codesourcery.com>
14240 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14241 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14243 2009-06-05 Richard Guenther <rguenther@suse.de>
14246 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14247 as possibly unused.
14249 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14251 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14252 (save_gprs): Don't tell unwinder when a global register is saved.
14253 (s390_emit_epilogue): Emit needed epilogue unwind info.
14255 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14257 * dwarf2out.c (deferred_asm_name): New.
14258 (add_name_and_src_coords_attributes): Defer creation of
14259 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14261 (move_linkage_attr): New.
14262 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14265 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14267 * tree-nested.c (finalize_nesting_tree_1): Declare the
14268 frame_decl in the binding tree.
14270 2009-06-04 Cary Coutant <ccoutant@google.com>
14272 * basic-block.h (struct basic_block_def): Add discriminator field.
14273 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14275 * debug.c (do_nothing_debug_hooks): Add additional entry.
14276 (debug_nothing_int_charstar_int): New function.
14277 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14278 (debug_nothing_int_charstar_int): New declaration.
14279 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14280 discriminator value in .loc directive.
14281 * final.c (last_discriminator): New variable.
14282 (discriminator): New variable.
14283 (final_start_function): Initialize above variables, pass current
14284 discriminator to debug hook.
14285 (notice_source_line): Check for discriminator change.
14286 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14287 * sdbout.c (sdbout_source_line): New parameter.
14288 * tree-cfg.c (struct locus_discrim_map): New structure type.
14289 (discriminator_per_locus): New hash table.
14290 (build_gimple_cfg): Allocate and free discriminator hash table.
14291 (make_edges): Call assign_discriminator.
14292 (locus_map_hash): New function.
14293 (locus_map_eq): New function.
14294 (next_discriminator_for_locus): New function.
14295 (same_line_p): New function.
14296 (assign_discriminator): New function.
14297 (make_cond_expr_edges): Call assign_discriminator.
14298 (make_gimple_switch_edges): Likewise.
14299 (first_non_label_stmt): New function.
14300 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14302 * xcoffout.c (xcoffout_source_line): Add new parameter.
14304 * configure.ac (gcc_cv_as_discriminator): New configury check for
14305 gas support for discriminator.
14306 * configure: Regenerate.
14307 * config.in: Regenerate.
14309 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14311 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14312 val after checking for integers.
14314 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14316 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14318 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14319 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14320 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14321 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14322 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14323 X64_SSE_REGPARM_MAX.
14324 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14325 X64_SSE_REGPARM_MAX.
14327 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14329 * gcc.c (report_times_to_file): New.
14330 (execute): Implement it.
14331 (process_command): Support -time=.
14332 * doc/invoke.texi: Document it.
14334 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14336 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14337 that have value exprs.
14339 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14341 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14342 declarations for constants until...
14343 (dw2_output_indirect_constant_1): ... this point.
14345 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14348 * arm.md (arm_addsi3): Don't try to split an add with an
14349 eliminable register until after reload has completed.
14351 2009-06-03 Ian Lance Taylor <iant@google.com>
14353 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14354 * genattrtab.c (write_length_unit_log): Likewise.
14355 * genchecksum.c (dosum): Likewise.
14356 * gengtype.c (write_rtx_next): Likewise.
14357 (finish_root_table, write_roots): Likewise.
14358 * gimple.c (gimple_ops_offset_): Likewise.
14359 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14360 * config/arc/arc.c (arc_attribute_table): Likewise.
14361 * config/arm/arm.c (arm_attribute_table): Likewise.
14362 * config/avr/avr.c (avr_attribute_table): Likewise.
14363 * config/crx/crx.c (crx_attribute_table): Likewise.
14364 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14365 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14366 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14367 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14368 * config/sh/sh.c (sh_attribute_table): Likewise.
14369 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14370 * config/spu/spu.c (spu_attribute_table): Likewise.
14371 * config/v850/v850.c (v850_attribute_table): Likewise.
14373 * config/alpha/alpha.c (vms_attribute_table): Make static.
14374 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14375 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14376 * config/mips/mips.c (mips_attribute_table): Likewise.
14378 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14380 (cc1-checksum.o): Likewise.
14382 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14384 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14386 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14388 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14389 insn if it is changing sp. Use gen_add3_insn instead of
14390 conditionally gen_addsi3 and gen_adddi3.
14391 (offset_below_red_zone_p): New static inline function.
14392 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14393 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14394 * config/rs6000/ppc-asm.h: Include auto-host.h.
14395 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14396 CFI_RESTORE): Define.
14397 * config/rs6000/crtresxgpr.asm: Add unwind info.
14398 * config/rs6000/crtresxfpr.asm: Likewise.
14399 * config/rs6000/crtresgpr.asm: Likewise.
14400 * config/rs6000/crtresfpr.asm: Likewise.
14401 * config/rs6000/crtsavgpr.asm: Likewise.
14402 * config/rs6000/crtsavfpr.asm: Likewise.
14404 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14405 argument of DWARF2_FRAME_REG_OUT macros.
14407 2009-06-03 Julian Brown <julian@codesourcery.com>
14409 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14410 words or less (including TImode) in core registers.
14412 2009-06-03 Richard Guenther <rguenther@suse.de>
14414 PR middle-end/40328
14415 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14417 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14419 * statistics.c (statistics_counter_event): Do not record event
14420 in pass dump if its number == -1.
14421 (curr_statistics_hash): Add assert that we never get passes
14422 with static number == -1.
14424 2009-06-03 Richard Guenther <rguenther@suse.de>
14425 Andrey Belevantsev <abel@ispras.ru>
14427 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14428 non-BLKmode arrays addressable.
14430 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14432 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14433 * config/m68k/m68k.h: ... here.
14435 2009-06-03 Martin Jambor <mjambor@suse.cz>
14437 PR tree-optimization/40323
14438 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14441 2009-06-03 Richard Guenther <rguenther@suse.de>
14443 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14446 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14448 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14449 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14450 JUMP_TABLE_DATA_P where applicable.
14451 * config/sh/sh.c: Ditto.
14452 * config/sh/sh.h: Ditto.
14453 * config/sh/sh.md: Ditto.
14454 * config/sh/symbian.c: Ditto.
14456 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14458 * config/i386/driver-i386.c (describe_cache): Optimize
14459 concatenation of strings. Use snprintf instead of sprintf.
14460 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14461 target when not compiling with GCC.
14463 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14465 * config/sh/sh.c: Revert last change.
14466 (sh_expand_epilogue): Emit a blockage insn before the frame
14467 pointer adjustment unconditionally.
14469 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14471 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14472 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14473 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14474 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14475 to COLLECT_GCC_OPTIONS.
14477 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14479 * collect2.c (target_system_root): New variable.
14480 (main): Handle --sysroot=.
14481 (ignore_library): Strip the sysroot from the library path.
14483 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14485 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14486 (collect2.o): Depend on collect2-aix.h.
14487 (collect2-aix.o): New rule.
14488 * collect2-aix.h: New file.
14489 * collect2-aix.c: Likewise.
14490 * collect2.c: Include collect2-aix.h. Don't undefine
14491 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14492 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14493 Use TARGET_AIX_VERSION instead of _AIX51.
14494 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14495 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14496 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14497 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14498 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14500 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14502 * collect2.c (ignore_library): Avoid premature post-increment
14503 and null deference.
14505 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14507 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14508 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14509 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14510 CROSS_DIRECTORY_STRUCTURE too.
14511 (LINK_LIBG_SPEC): Likewise.
14512 (LIB_SPEC): Add %R to sysroot paths.
14513 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14514 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14515 * config/rs6000/aix51.h: As for aix43.h.
14516 * config/rs6000/aix52.h: Likewise.
14517 * config/rs6000/aix53.h: Likewise.
14518 * config/rs6000/aix61.h: Likewise.
14519 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14520 to the beginning of sysroot paths.
14522 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14524 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14525 INSN_LISTs that are out of the REG_NOTE range.
14527 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14529 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14530 (struct var_to_expand): Likewise.
14531 (struct opt_info): Add head and tail for linked lists of the above.
14532 (analyze_insn_to_expand_var): Initialize next.
14533 (analyze_iv_to_split_insn): Likewise.
14534 (analyze_insns_in_loop): Create linked lists.
14535 (allocate_basic_variable): Simplify for use without hash table.
14536 (insert_var_expansion_initialization): Likewise, make it type-safer.
14537 (combine_var_copies_in_loop_exit): Likewise.
14538 (apply_opt_in_copies): Walk lists rather than hash tables.
14539 (release_var_copies): Simplified and inlined by hand into...
14540 (free_opt_info): ... this function.
14542 2009-06-02 Richard Guenther <rguenther@suse.de>
14544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14547 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14549 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14550 only for builtins that are not overridden.
14552 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14554 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14557 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14559 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14561 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14563 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14565 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14567 * common.opt (fdump-unnumbered-links): New.
14568 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14569 * print-rtl.c (flag_dump_unnumbered_links): New.
14570 (print_rtx): Test it.
14572 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14574 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14575 push/pop multiple to 8-byte alignment.
14577 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14579 * config/i386/i386.c (queued_cfa_restores): New static variable.
14580 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14582 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14583 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14584 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14585 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14586 note unconditionally.
14587 (ix86_emit_restore_regs_using_mov): Likewise.
14588 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14589 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14590 it through to ix86_emit_restore_reg_using_pop.
14591 (ix86_emit_leave): Add RED_OFFSET argument. Call
14592 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14593 instead of adding REG_CFA_OFFSET note unconditionally.
14594 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14595 the above functions. Call ix86_add_queued_cfa_restore_notes when
14598 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14599 force output of the label even for dwarf2out_do_cfi_asm.
14600 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14601 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14602 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14604 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14605 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14606 dwarf2out_cfi_label callers.
14607 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14608 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14609 Adjust dwarf2out_cfi_label callers.
14610 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14612 * config/i386/i386.h (struct machine_cfa_state,
14613 struct machine_function): Guard with ifndef USED_FOR_TARGET
14614 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14617 * emutls.c (__emutls_get_address): Change arr->size to mean number
14618 of allocated arr->data entries instead of # of slots + 1.
14620 PR middle-end/40316
14621 * recog.c (peep2_reinit_state): New function.
14622 (peephole2_init_state): Use it at the end of a basic block and also
14623 when seeing a RTX_FRAME_RELATED_P insn.
14625 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14627 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14628 fixuns_truncrfdi2): New.
14629 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14630 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14631 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14632 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14633 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14634 *recip_approx): Remove.
14635 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14636 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14637 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14639 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14642 2009-06-01 Ian Lance Taylor <iant@google.com>
14644 * attribs.c (register_attribute): Use CONST_CAST.
14645 * collect2.c (main): Use CONST_CAST2.
14646 (scan_prog_file): Likewise.
14647 * gcc.c (process_command, main): Likewise.
14648 * toplev.c (toplev_main): Likewise.
14650 * c-typeck.c (handle_warn_cast_qual): New static function,
14651 partially broken out of build_c_cast.
14652 (build_c_cast): Call handle_warn_cast_qual.
14653 * doc/invoke.texi (Warning Options): Document new effect of
14656 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14658 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14659 (diagnostic_report_current_module): Print columns.
14660 * common.opt (flag_show_column): Enable by default.
14662 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14664 * alias.c (find_base_term): Check for NULL term before returning.
14666 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14668 Revert due to PR40320:
14669 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14670 * calls.c (emit_library_call_value_1): Don't force_operand for move
14673 2009-06-01 Olivier Hainque <hainque@adacore.com>
14674 Eric Botcazou <ebotcazou@adacore.com>
14676 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14677 to be processed as a bitfield for constructor output purposes.
14678 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14680 * varasm.c (oc_local_state): New type, output_constructor
14681 local state to support communication with helpers.
14682 (oc_outer_state): New type, output_constructor outer state of
14683 relevance in recursive calls.
14684 (output_constructor_array_range): New output_constructor helper,
14685 extracted code for an array range element.
14686 (output_constructor_regular_field): New output_constructor helper,
14687 extracted code for an element that is not a bitfield.
14688 (output_constructor_bitfield): New output_constructor helper,
14689 extracted code for a bitfield element. Accept an OUTER state
14690 argument for recursive processing. Recurse on record or array
14691 CONSTRUCTOR values, possibly past noop conversions.
14692 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14693 VALUE is a valid constant-valued expression for use in a static
14694 bit-field initializer.
14695 (output_constructor): Rework to use helpers. Accept and honor an
14696 OUTER state argument for recursive calls. Return total size. Be
14697 prepared for nested constructors initializing bitfields.
14698 (output_constant): Feed OUTER in calls to output_constructor.
14700 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14702 * calls.c (emit_library_call_value_1): Don't force_operand for move
14705 2009-06-01 Nick Clifton <nickc@redhat.com>
14707 * doc/invoke.texi (IA-64 Options): Fix typo.
14709 2009-06-01 Ira Rosen <irar@il.ibm.com>
14711 PR tree-optimization/39129
14712 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14714 (vect_do_peeling_for_loop_bound): Use
14715 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14716 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14717 (vect_loop_versioning): Likewise.
14718 (vect_create_cond_for_alias_checks): Fix indentation.
14719 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14721 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14722 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14723 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14724 "control flow in loop".
14725 (vect_estimate_min_profitable_iters): Use
14726 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14727 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14728 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14729 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14730 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14731 statement belongs to a group of strided accesses with the exact code
14733 (vectorizable_load): Likewise.
14734 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14735 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14737 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14739 * config/freebsd-stdint.h: New file.
14740 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14741 Add freebsd-stdint.h to tm_file.
14743 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14745 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14746 (thumb2_extendhidi2): Likewise.
14748 2009-05-31 Ian Lance Taylor <iant@google.com>
14750 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14752 2009-05-31 Ian Lance Taylor <iant@google.com>
14754 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14755 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14756 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14758 2009-05-31 Jason Merrill <jason@redhat.com>
14760 * tree-pretty-print.c (print_call_name): Take the callee, not the
14761 call itself. Make non-static. Use dump_function_name for functions.
14762 (dump_generic_node): Adjust.
14763 * diagnostic.h: Declare print_call_name.
14764 * gimple-pretty-print.c (dump_gimple_call): Use it.
14766 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14768 * config/sh/sh.md (ashldi3_std): New define_expand.
14771 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14774 * config/sh/sh.c: Include debug.h.
14775 (sh_expand_epilogue): Emit a blockage insn before the frame
14776 pointer adjustment also when dwarf2out_do_frame returns true.
14778 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14780 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14781 (thumb2_extendqidi2): New pattern.
14783 2009-05-31 Ira Rosen <irar@il.ibm.com>
14785 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14786 mark phis for renaming.
14787 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14788 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14789 Call mark_sym_for_renaming.
14790 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14791 * tree-vect-loop.c (vect_transform_loop): Remove
14792 vect_memsyms_to_rename initialization and a call to
14793 mark_set_for_renaming.
14795 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14797 PR middle-end/40304
14798 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14799 frame related even if !set_cfa && style < 0.
14801 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14803 * config/i386/mingw-tls.c: New file.
14804 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14805 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14806 defining _WIN32 but not __CYGWIN__.
14808 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14810 * configure.ac: Add MPC support.
14812 * config.in, configure: Regenerate.
14814 2009-05-29 Richard Henderson <rth@redhat.com>
14816 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14817 NOTE_INSN_BASIC_BLOCK.
14818 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14819 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14820 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14822 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14824 (add_cfi): Disable check redefining cfa away from drap.
14825 (lookup_cfa_1): Add remember argument; handle remember/restore.
14826 (lookup_cfa): Pass remember argument.
14827 (cfa_remember): New.
14828 (compute_barrier_args_size_1): Remove sibcall check.
14829 (dwarf2out_frame_debug_def_cfa): New.
14830 (dwarf2out_frame_debug_adjust_cfa): New.
14831 (dwarf2out_frame_debug_cfa_offset): New.
14832 (dwarf2out_frame_debug_cfa_register): New.
14833 (dwarf2out_frame_debug_cfa_restore): New.
14834 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14835 (dwarf2out_begin_epilogue): New.
14836 (dwarf2out_frame_debug_restore_state): New.
14837 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14838 DW_CFA_restore_state.
14839 (output_cfi_directive): Likewise.
14840 (convert_cfa_to_fb_loc_list): Likewise.
14841 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14842 * dwarf2out.h: Update.
14843 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14844 (copy_insn_1): Early out for null.
14845 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14846 and dwarf2out_frame_debug_restore_state.
14847 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14848 (prologue_insn_hash, epilogue_insn_hash): New.
14849 (free_after_compilation): Adjust freeing accordingly.
14850 (record_insns): Create hash table if needed; push insns into
14851 hash instead of array.
14852 (maybe_copy_epilogue_insn): New.
14853 (contains): Search hash table instead of array.
14854 (sibcall_epilogue_contains): Remove.
14855 (thread_prologue_and_epilogue_insns): Split eh_return insns
14856 and mark them as epilogues.
14857 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14858 scanning in terms of basic blocks.
14859 * insn-notes.def (CFA_RESTORE_STATE): New.
14860 * jump.c (returnjump_p_1): Accept EH_RETURN.
14861 (eh_returnjump_p_1, eh_returnjump_p): New.
14862 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14863 CFA_REGISTER, CFA_RESTORE): New.
14864 * rtl.def (EH_RETURN): New.
14865 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14867 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14868 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14870 * config/i386/i386.c (gen_push): Update cfa state.
14871 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14872 add a CFA_ADJUST_CFA note.
14873 (ix86_dwarf_handle_frame_unspec): Remove.
14874 (ix86_expand_prologue): Update cfa state.
14875 (ix86_emit_restore_reg_using_pop): New.
14876 (ix86_emit_restore_regs_using_pop): New.
14877 (ix86_emit_leave): New.
14878 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14879 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14880 * config/i386/i386.h (struct machine_cfa_state): New.
14881 (ix86_cfa_state): New.
14882 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14883 (eh_return_internal): Merge from eh_return_<mode>,
14884 use eh_return rtx, split w/ epilogue.
14886 2009-05-29 Ian Lance Taylor <iant@google.com>
14888 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14890 * calls.c (emit_library_call_value_1): Likewise.
14892 * c-typeck.c (c_build_va_arg): New function.
14893 * c-tree.h (c_build_va_arg): Declare.
14894 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14895 instead of build_va_arg.
14897 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14899 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14900 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14901 (ptr_difference_cost): Use affine combinations to compute it.
14902 (difference_cost): Likewise.
14903 (get_computation_cost_at): Compute more accurate cost for addresses
14904 if the ratio is a multiplier allowed in addresses.
14905 For non-addresses, consider that an additional offset or symbol is
14908 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14910 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14911 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14913 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14914 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14915 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14917 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14918 to 1 for TYPE_SSE{IADD1,CVT1}.
14919 (prefix_vex_imm8): Removed.
14920 (length_vex): Only pass 1 as second argument to
14921 ix86_attr_length_vex_default if prefix_extra is 0.
14922 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14923 (length): For prefix vex computation use length_immediate
14924 attribute instead of prefix_vex_imm8.
14925 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14926 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14927 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14928 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14929 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14930 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14931 a space in between the operands.
14932 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14933 if one operand is 0xff and the other one si, di, bp or sp.
14934 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14935 other one si, di, bp or sp.
14936 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14937 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14938 type and mode attributes.
14939 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14940 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14941 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14942 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14943 prefix_data16 attribute iff MODE_DF.
14944 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14945 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14946 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14947 constm128_operand in length_immediate computation.
14948 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14949 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14950 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14951 length_immediate attribute to 1.
14952 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14953 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14954 for certain alternatives.
14955 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14956 prefix_data16 attribute if MODE_V1DF.
14957 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14958 length_immediate to 1.
14959 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14960 length_address to 4, set mode attribute to MODE_DI.
14961 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14962 (fxam<mode>2_i387): Set length attribute to 4.
14963 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14964 *prefetch_3dnow_rex): Override length_address attribute.
14965 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14967 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14968 (constm128_operand): Removed.
14969 * config/i386/i386.c (memory_address_length): For
14970 disp && !index && !base in 64-bit mode account for SIB byte if
14971 print_operand_address can't optimize disp32 into disp32(%rip)
14972 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14973 for fs: or gs: segment.
14974 (ix86_attr_length_immediate_default): When checking if shortform
14975 is possible, truncate immediate to the length of the non-shortened
14977 (ix86_attr_length_address_default): Ignore MEM_P operands
14979 (ix86_attr_length_vex_default): Only check for DImode on
14980 GENERAL_REG_P operands.
14981 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14982 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14983 (sse_cvttps2pi): Clear prefix_rep attribute.
14984 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14986 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14987 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14988 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14989 iff operand 2 is const_int_operand.
14990 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14991 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14992 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14994 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14996 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14997 prefix_data16 attribute for movlpd and movhpd instructions.
14998 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14999 length_immediate for shufpd instruction.
15000 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15001 (avx_cmpp<avxmodesuffixf2c><mode>3,
15002 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15003 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15004 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15005 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15006 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15007 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15008 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15009 prefix_data16 attribute for the first alternative to 1.
15010 (*avx_loadlps): Override length_immediate for the first alternative.
15011 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15012 attributes for second alternative.
15013 (*vec_concatv2sf_sse4_1): Override length_immediate and
15014 prefix_data16 attributes for second alternative.
15015 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15016 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15017 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15018 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15019 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15020 prefix_data16 and length_immediate to 1.
15021 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15023 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15024 prefix_extra attribute for variants that don't have 0f prefix alone.
15025 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15026 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15027 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15028 *sse4_1_pextrd): Set length_immediate to 1.
15029 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15030 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15032 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15033 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15034 length_immediate to 1 for second alternative.
15035 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15036 prefix_extra and length_immediate attributes for the first
15038 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15040 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15041 to 1 for the first and third alternative.
15042 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15044 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15046 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15048 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15049 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15050 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15051 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15052 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15053 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15054 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15055 ssse3_psign<mode>3): Override prefix_rex attribute.
15056 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15057 (ssse3_palignrti): Override length_immediate to 1.
15058 (ssse3_palignrdi): Override length_immediate to 1, override
15059 prefix_rex attribute.
15060 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15061 (sse4a_extrqi): Override length_immediate to 2.
15062 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15063 (sse4a_insertq): Override prefix_data16 to 0.
15064 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15065 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15066 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15067 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15068 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15069 and length_immediate to 1.
15070 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15071 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15072 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15073 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15074 and length_immediate to 1.
15075 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15076 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15077 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15078 avx_ptest256): Override prefix_extra to 1.
15079 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15080 Override prefix_data16 and length_immediate to 1.
15081 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15082 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15083 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15084 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15085 prefix_data16 to 0 and prefix_extra to 2.
15086 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15087 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15089 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15090 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15091 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15092 and prefix_extra to 2.
15093 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15094 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15095 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15096 avx_vpermilvar<mode>3,
15097 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15098 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15099 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15100 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15101 Override prefix_extra to 1.
15102 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15103 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15104 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15105 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15106 prefix_extra and length_immediate to 1.
15107 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15109 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15110 to 1 for the first alternative.
15111 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15112 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15114 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15115 *movv2sf_internal_avx, *movv2sf_internal): Override
15116 prefix_rep attribute for certain alternatives.
15117 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15118 attributes for certain alternatives.
15119 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15120 attributes for certain alternatives.
15121 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15122 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15123 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15124 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15125 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15126 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15127 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15128 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15129 length_immediate to 1 if operand 2 is const_int_operand.
15130 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15131 *vec_extractv2si_1): Set length_immediate attribute to 1.
15132 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15133 using old 3DNOW insn rather than SSE/3DNOW_A.
15134 (mmx_emms, mmx_femms): Clear modrm attribute.
15136 2009-05-29 Martin Jambor <mjambor@suse.cz>
15138 * tree-sra.c: New implementation of SRA.
15140 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15141 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15142 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15143 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15144 (SRA_MAX_STRUCTURE_COUNT): Removed.
15145 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15146 * doc/invoke.texi (sra-max-structure-size): Removed.
15147 (sra-field-structure-ratio): Removed.
15149 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15151 PR middle-end/40291
15152 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15155 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15157 PR rtl-optimization/40101
15158 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15159 seqno. Adjust comment.
15160 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15161 inserting bookkeeping before a jump, the jump is not scheduled.
15162 When no positive seqno found, provide a value. Add comment.
15164 2009-05-29 Richard Guenther <rguenther@suse.de>
15166 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15167 short-cutting on the first component.
15169 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15171 PR middle-end/39958
15172 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15173 for trees other than decls/types.
15175 2009-05-29 Richard Guenther <rguenther@suse.de>
15177 * tree-ssa-operands.c (get_expr_operands): Do not handle
15178 INDIRECT_REFs in the handled-component case. Remove
15179 unused get_ref_base_and_extent case.
15180 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15181 tree_low_cst and host_integerp where possible.
15182 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15183 codes for equivalence.
15184 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15186 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15188 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15189 to tmake_file for i[34567]86-*-cygwin*.
15191 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15194 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15195 (altivec_categorize_keyword, init_vector_keywords,
15196 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15199 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15201 * tree.c (handle_dll_attribute): Check if node is
15202 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15204 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15206 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15208 (thumb2_zero_extendqidi2): Likewise.
15210 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15212 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15213 instead of gen_movrt.
15214 * config/sh/sh.md (movrt): Remove.
15216 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15218 * doc/invoke.texi (IA-64 Options):
15219 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15220 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15221 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15222 -msched-prefer-non-control-spec-insns,
15223 -msched-stop-bits-after-every-cycle,
15224 -msched-count-spec-in-critical-path,
15225 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15226 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15227 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15228 and -msched-spec-verbose.
15230 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15232 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15233 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15235 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15237 2009-05-28 Richard Guenther <rguenther@suse.de>
15239 * tree-ssa-alias.c (ao_ref_init): New function.
15240 (ao_ref_base): Likewise.
15241 (ao_ref_base_alias_set): Likewise.
15242 (ao_ref_alias_set): Likewise.
15243 (refs_may_alias_p_1): Change signature.
15244 (refs_may_alias_p): Adjust.
15245 (refs_anti_dependent_p): Likewise.
15246 (refs_output_dependent_p): Likewise.
15247 (call_may_clobber_ref_p_1): Change signature.
15248 (call_may_clobber_ref_p): Adjust.
15249 (stmt_may_clobber_ref_p_1): New function split out from ...
15250 (stmt_may_clobber_ref_p): ... here.
15251 (maybe_skip_until): Adjust signature.
15252 (get_continuation_for_phi): Likewise.
15253 (walk_non_aliased_vuses): Likewise.
15254 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15255 (ao_ref_init): Declare.
15256 (ao_ref_base): Likewise.
15257 (ao_ref_alias_set): Likewise.
15258 (stmt_may_clobber_ref_p_1): Likewise.
15259 (walk_non_aliased_vuses): Adjust.
15260 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15261 (get_ref_from_reference_ops): remove.
15262 (vn_reference_lookup_2): Adjust signature.
15263 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15264 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15265 (vn_reference_lookup): Adjust.
15266 (vn_reference_insert): Likewise.
15267 (vn_reference_insert_pieces): Adjust signature.
15268 (visit_reference_op_call): Adjust.
15269 * tree-ssa-pre.c (get_expr_type): Simplify.
15270 (phi_translate_1): Adjust.
15271 (compute_avail): Likewise.
15272 (translate_vuse_through_block): Do not re-build trees.
15273 (value_dies_in_block_x): Likewise.
15274 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15276 (vn_reference_lookup_pieces): Adjust declaration.
15277 (vn_reference_insert_pieces): Likewise.
15279 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15281 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15282 with checking disabled.
15284 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15288 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15289 macro definition for support of three-operand format aligned
15290 .comm directive in assembler on cygwin/pe/mingw target OS.
15291 * configure: Regenerate.
15292 * config.h: Regenerate.
15294 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15295 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15296 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15298 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15299 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15301 2009-05-28 Ira Rosen <irar@il.ibm.com>
15303 PR tree-optimization/40254
15304 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15305 in analysis of basic blocks.
15307 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15309 PR middle-end/33699
15310 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15311 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15312 (TARGET_INITIALIZER): Use it.
15313 * cse.c (CHEAPER): Move it up to the other macros.
15314 (insert): Rename this ...
15315 (insert_with_costs): ... to this. Add cost parameters. Update
15317 (insert): New function. Call insert_with_costs.
15318 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15319 find_reg_offset_for_const, try_const_anchors): New functions.
15320 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15321 when using a const-anchor. Call insert_const_anchors.
15322 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15323 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15325 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15327 * tree-inline.c (remap_decls): Enable nonlocalized variables
15328 when not optimizing.
15330 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15332 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15333 Simplify other tests involving optimize.
15335 2009-05-27 Tom Tromey <tromey@redhat.com>
15337 * unwind-dw2.c (_Unwind_DebugHook): New function.
15338 (uw_install_context): Call _Unwind_DebugHook.
15340 2009-05-27 Tom Tromey <tromey@redhat.com>
15342 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15344 2009-05-27 Ian Lance Taylor <iant@google.com>
15346 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15347 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15348 (ALL_LINKERFLAGS): Define.
15349 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15350 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15351 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15352 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15353 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15354 $(LINKER_FOR_BUILD).
15355 (build/gcov-iov$(build_exeext)): Likewise.
15357 2009-05-27 Julian Brown <julian@codesourcery.com>
15359 * gcse.c (target.h): Include.
15360 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15361 copy of argument to a pseudo register.
15363 2009-05-27 Diego Novillo <dnovillo@google.com>
15365 * tree-ssa-live.c (dump_scope_block): Document arguments.
15366 (dump_scope_blocks): Document.
15367 (debug_scope_blocks): New.
15368 * tree-flow.h (debug_scope_blocks): Declare.
15370 2009-05-21 Denis Chertykov <denisc@overta.ru>
15372 * doc/contrib.texi (Contributors): Add myself to the list.
15374 2009-05-27 Olivier Hainque <hainque@adacore.com>
15376 * expr.c (target_align): New function. Alignment the TARGET of an
15377 assignment may be assume to have.
15378 (highest_pow2_factor_for_target): Use it instead of relying on
15379 immediate tree attributes of TARGET, not necessarily honored when
15380 intermediate bitfields are involved.
15382 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15385 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15386 AVX, SSE4, AES, PCLMUL and POPCNT.
15388 2009-05-27 Diego Novillo <dnovillo@google.com>
15390 * tree-pretty-print.c (dump_location): New.
15391 (dump_generic_node): Call it.
15392 Factor code to handle BLOCK nodes ...
15393 (dump_block_node): ... here.
15395 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15397 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15399 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15401 * gcc-plugin.h: Include config.h and system.h.
15402 (IN_GCC): Define if not defined.
15404 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15406 PR middle-end/40249
15407 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15410 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15412 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15414 * config/m32r/m32r.h: Ditto.
15415 * config/m32r/m32r.md: Ditto.
15416 * config/m32r/predicates.md: Ditto.
15418 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15420 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15422 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15425 (Loading plugins): typo.
15426 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15427 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15428 (Interacting with the GCC Garbage Collector): Added new section.
15429 (Giving information about a plugin): Added new section for
15431 * ggc.h (ggc_register_root_tab): Added declaration.
15432 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15433 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15434 (register_callback): Improved comment in declaration.
15435 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15436 (extra_root_vec) Added static variable for dynamic roots registration.
15437 (ggc_register_root_tab) Added new routine.
15438 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15439 PLUGIN_GGC_MARKING event.
15440 * ggc-zone.c: Include plugin.h.
15441 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15442 * ggc-page.c: Include plugin.h.
15443 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15444 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15445 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15446 (register_callback): check lack of callbacks for
15447 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15448 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15449 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15450 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15451 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15452 dependency on plugin.h.
15453 (plugin.o): Added dependency on ggc.h...
15455 2009-05-26 Richard Guenther <rguenther@suse.de>
15457 PR middle-end/40248
15459 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15460 with mismatched comparison modes.
15462 * expr.c (expand_expr_real_1): Expand the operand of a
15463 VIEW_CONVERT_EXPR in its natural mode.
15465 2009-05-26 Ian Lance Taylor <iant@google.com>
15467 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15468 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15469 (ALL_COMPILERFLAGS): Define.
15470 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15471 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15472 (collect2$(exeext), collect2.o): Likewise.
15473 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15474 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15475 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15476 (libbackend.o, intl.o, cppdefault.o): Likewise.
15477 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15478 (build/%.o): Use $(COMPILER_FOR_BUILD).
15479 (build/gen%$(build_exeext)): Likewise.
15480 (build/gcov-iov$(build_exeext)): LIkewise.
15481 * config/t-darwin (darwin.o): Use $(COMPILER).
15482 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15483 * config/t-sol2 (sol2-c.o): Likewise.
15484 (sol2.o): Likewise.
15485 * config/t-vxworks (vxworks.o): Likewise.
15486 * config/x-darwin (host-darwin.o): Likewise.
15487 * config/x-hpux (host-hpux.o): Likewise.
15488 * config/x-linux (host-linux.o): Likewise.
15489 * config/x-solaris (host-solaris.o): Likewise.
15490 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15491 * config/arm/t-arm (arm-c.o): Likewise.
15492 * config/arm/t-pe (pe.o): Likewise.
15493 * config/arm/t-wince-pe (pe.o): Likewise.
15494 * config/i386/t-cygming (winnt.o): Likewise.
15495 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15496 * config/i386/t-cygwin (cygwin1.o): Likewise.
15497 (cygwin2.o): Likewise.
15498 * config/i386/t-i386 (i386-c.o): Likewise.
15499 * config/i386/t-interix (winnt.o): Likewise.
15500 * config/i386/t-netware (netware.o): Likewise.
15501 * config/i386/t-nwld (nwld.o): Likewise.
15502 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15503 * config/i386/x-i386 (driver-i386.o): Likewise.
15504 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15505 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15506 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15507 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15508 * config/mips/x-native (driver-native.o): Likewise.
15509 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15510 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15511 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15512 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15513 * config/score/t-score-elf (score7.o): Likewise.
15514 (score3.o): Likewise.
15515 * config/sh/t-sh (sh-c.o): Likewise.
15516 * config/sh/t-symbian (sh-c.o): Likewise.
15517 (symbian.o): Likewise.
15518 * config/spu/t-spu-elf (spu-c.o): Likewise.
15519 * config/v850/t-v850 (v850-c.o): Likewise.
15520 * config/v850/t-v850e (v850-c.o): Likewise.
15522 2009-05-26 Richard Guenther <rguenther@suse.de>
15524 PR tree-optimization/40122
15525 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15526 VECTOR_CSTs if possible.
15527 (fold_gimple_assign): Likewise.
15529 2009-05-26 Richard Guenther <rguenther@suse.de>
15531 PR middle-end/40252
15532 * fold-const.c (fold_binary): Use the correct types for building
15535 2009-05-26 Richard Guenther <rguenther@suse.de>
15537 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15538 redundant calls to merge_alias_info.
15539 (bump_vector_ptr): Likewise.
15540 * tree-ssa-copy.c (merge_alias_info): Remove.
15541 (replace_exp_1): Remove call to merge_alias_info.
15542 (propagate_tree_value): Likewise.
15543 (fini_copy_prop): Propagate points-to info.
15544 * tree-flow.h (merge_alias_info): Remove.
15546 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15548 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15550 2009-05-25 Jan Hubicka <jh@suse.cz>
15552 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15553 * cgraph.h (struct inline_summary): New filed self_wize,
15554 size_inlining_benefit, self_time and time_inlining_benefit.
15555 (struct cgraph_global_info): Replace insns by time ans size fields.
15556 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15557 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15558 (ipcp_update_callgraph): Do not touch function bodies.
15559 * ipa-inline.c: Include except.h
15560 (MAX_TIME): New constant.
15561 (overall_insns): Remove.
15562 (leaf_node_p): New.
15563 (overall_size, max_benefit): New static variables.
15564 (cgraph_estimate_time_after_inlining): New function.
15565 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15566 (cgraph_clone_inlined_nodes): Update size.
15567 (cgraph_mark_inline_edge): Update size.
15568 (cgraph_estimate_growth): Use size info.
15569 (cgraph_check_inline_limits): Check size.
15570 (cgraph_default_inline_p): Likewise.
15571 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15572 (cgraph_decide_recursive_inlining): Check size.
15573 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15575 (cgraph_decide_inlining): Likewise.
15576 (cgraph_decide_inlining_incrementally): Likewise; honor
15577 PARAM_EARLY_INLINING_INSNS.
15578 (likely_eliminated_by_inlining_p): New predicate.
15579 (estimate_function_body_sizes): New function.
15580 (compute_inline_parameters): Use it.
15581 * except.c (must_not_throw_labels): New function.
15582 * except.h (must_not_throw_labels): Declare.
15583 * tree-inline.c (init_inline_once): Kill inlining_weigths
15584 * tree-ssa-structalias.c: Avoid uninitialized warning.
15585 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15586 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15587 (PARAM_INLINE_CALL_COST): Remove.
15588 (PARAM_EARLY_INLINING_INSNS): New.
15590 2009-05-25 Richard Guenther <rguenther@suse.de>
15592 PR tree-optimization/36327
15593 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15594 callback for reference translation or lookup at the point of may-defs.
15595 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15596 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15597 for union COMPONENT_REFs.
15598 (vn_reference_lookup_3): New callback. Lookup from memset
15599 and CONSTRUCTOR assignment, translate through struct copies.
15600 (vn_reference_lookup_pieces): Make sure to not free the
15601 passed operands array. Adjust walk_non_aliased_vuses call.
15602 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15603 make sure we do not leak memory.
15605 2009-05-25 Richard Guenther <rguenther@suse.de>
15607 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15608 * tree-inline.c (expand_call_inline): Reset the escaped and
15609 callused solutions.
15610 * tree-ssa-structalias.c (pass_build_ealias): New.
15611 * tree-pass.h (pass_build_ealias): Declare.
15612 * passes.c (init_optimization_passes): Add PTA during
15613 early optimizations.
15614 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15615 and CALLUSED solutions.
15616 (dump_points_to_solution): New function, split out from ...
15617 (dump_points_to_info_for): ... here.
15618 * tree-parloops.c (parallelize_loops): Reset the escaped and
15619 callused solutions.
15621 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15624 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15625 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15627 2009-05-25 Ira Rosen <irar@il.ibm.com>
15629 PR tree-optimization/40238
15630 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15631 statements after basic block's labels.
15632 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15633 to free the allocated memory.
15635 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15637 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15638 return address with a USE.
15640 2009-05-24 Richard Guenther <rguenther@suse.de>
15642 PR middle-end/40233
15643 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15644 array type from the main variant of the inner type.
15646 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15648 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15649 definition to bool (from int) to un-break build.
15650 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15652 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15654 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15655 discard_stmt_changes): Delete.
15656 * tree-ssa-operands.c (scb_stack): Delete.
15657 (init_ssa_operands): Do not initialize it.
15658 (fini_ssa_operands): Do not free it.
15659 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15661 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15662 update_stmt, remove the others. Fix comments.
15663 * tree-dfa.c (optimize_stack_restore): Likewise.
15664 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15665 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15666 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15667 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15669 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15670 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15671 (dom_opt_finalize_block): Likewise, adjusting access to
15673 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15674 (stmts_to_rescan): Change item type to gimple.
15675 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15677 2009-05-24 Ira Rosen <irar@il.ibm.com>
15679 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15680 * tree-pass.h (pass_slp_vectorize): New pass.
15681 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15682 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15683 * tree-vectorizer.c (timevar.h): Include.
15684 (user_vect_verbosity_level): Declare.
15685 (vect_location): Fix comment.
15686 (vect_set_verbosity_level): Update user_vect_verbosity_level
15687 instead of vect_verbosity_level.
15688 (vect_set_dump_settings): Add an argument. Ignore user defined
15689 verbosity if dump flags require higher level of verbosity. Print to
15690 stderr only for loop vectorization.
15691 (vectorize_loops): Update call to vect_set_dump_settings.
15692 (execute_vect_slp): New function.
15693 (gate_vect_slp): Likewise.
15694 (struct gimple_opt_pass pass_slp_vectorize): New.
15695 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15696 access its members.
15697 (vec_info_for_bb): New function.
15698 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15699 (VECTORIZATION_ENABLED): New macro.
15700 (SLP_ENABLED, SLP_DISABLED): Likewise.
15701 (vect_is_simple_use): Add bb_vec_info argument.
15702 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15703 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15704 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15705 vect_schedule_slp, vect_analyze_slp): Likewise.
15706 (vect_analyze_stmt): Add slp_tree argument.
15707 (find_bb_location): Declare.
15708 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15709 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15710 (vect_analyze_loop_operations, vect_analyze_loop,
15711 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15712 vect_finalize_reduction, vectorizable_reduction,
15713 vectorizable_live_operation, vect_transform_loop): Likewise.
15714 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15715 skip evolution analysis if analyzing a basic block.
15716 (dr_analyze_indices): Likewise.
15717 (initialize_data_dependence_relation): Skip the test whether the
15718 object is invariant for basic blocks.
15719 (compute_all_dependences): Skip dependence analysis for data
15720 references in basic blocks.
15721 (find_data_references_in_stmt): Don't fail in case of invariant
15722 access in basic block.
15723 (find_data_references_in_bb): New function.
15724 (find_data_references_in_loop): Move code to
15725 find_data_references_in_bb and add a call to it.
15726 (compute_data_dependences_for_bb): New function.
15727 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15728 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15730 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15731 unknown dependence in basic block and fail in case of dependence in
15733 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15734 dependence instances from either loop or basic block vectorization
15736 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15737 before calling nested_in_vect_loop_p.
15738 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15739 dependence instances from either loop or basic block vectorization
15741 (vect_verify_datarefs_alignment): Likewise.
15742 (vect_enhance_data_refs_alignment): Adjust function calls.
15743 (vect_analyze_data_refs_alignment): Likewise.
15744 (vect_analyze_group_access): Fix printing. Skip different checks if
15745 DR_STEP is 0. Keep strided stores either in loop or basic block
15746 vectorization data structure. Fix indentation.
15747 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15749 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15750 dependence instances from either loop or basic block vectorization
15752 (vect_analyze_data_refs): Update comment. Call
15753 compute_data_dependences_for_bb to analyze basic blocks.
15754 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15755 case of loop vectorization. In case of basic block vectorization use
15756 data-ref itself as a base.
15757 (vect_create_data_ref_ptr): In case of basic block vectorization:
15758 don't advance the pointer, add new statements before the current
15759 statement. Adjust function calls.
15760 (vect_supportable_dr_alignment): Support only aligned accesses in
15761 basic block vectorization.
15762 * common.opt (ftree-slp-vectorize): New flag.
15763 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15764 (vect_pattern_recog_1): Likewise.
15765 * tree-vect-stmts.c (process_use): Likewise.
15766 (vect_init_vector): Add new statements in the beginning of the basic
15767 block in case of basic block SLP.
15768 (vect_get_vec_def_for_operand): Adjust function calls.
15769 (vect_finish_stmt_generation): Likewise.
15770 (vectorizable_call): Add assert that it is loop vectorization, adjust
15772 (vectorizable_conversion, vectorizable_assignment): Likewise.
15773 (vectorizable_operation): In case of basic block SLP, take
15774 vectorization factor from statement's type and skip the relevance
15775 check. Adjust function calls.
15776 (vectorizable_type_demotion): Add assert that it is loop
15777 vectorization, adjust function calls.
15778 (vectorizable_type_promotion): Likewise.
15779 (vectorizable_store): Check for outer loop only in case of loop
15780 vectorization. Adjust function calls. For basic blocks, skip the
15781 relevance check and don't advance pointers.
15782 (vectorizable_load): Likewise.
15783 (vectorizable_condition): Add assert that it is loop vectorization,
15784 adjust function calls.
15785 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15786 that it is not reduction, get vector type, call only supported
15787 functions, skip loop specific parts.
15788 (vect_transform_stmt): Check for outer loop only in case of loop
15790 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15791 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15792 for external definition.
15793 * passes.c (pass_slp_vectorize): New pass.
15794 * tree-vect-slp.c (find_bb_location): New function.
15795 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15796 check for patterns only in loops.
15797 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15798 case of multiple types in basic block SLP.
15799 (vect_mark_slp_stmts_relevant): New function.
15800 (vect_supported_load_permutation_p): Fix comment.
15801 (vect_analyze_slp_instance): Add argument. In case of basic block
15802 SLP, take vectorization factor from statement's type, check that
15803 unrolling factor is 1. Adjust function call. Save SLP instance in
15804 either loop or basic block vectorization structure. Return FALSE,
15806 (vect_analyze_slp): Add argument. Get strided stores groups from
15807 either loop or basic block vectorization structure. Return FALSE
15808 if basic block SLP failed.
15809 (new_bb_vec_info): New function.
15810 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15811 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15812 (vect_schedule_slp): Add argument. Get SLP instances from either
15813 loop or basic block vectorization structure. Set vectorization factor
15814 to be 1 for basic block SLP.
15815 (vect_slp_transform_bb): New function.
15816 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15818 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15820 * final.c (shorten_branches): Do not align labels for jump tables.
15821 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15823 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15825 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15826 Remove outdated reference to flow.c and fix nits.
15827 * doc/gccint.texi: Tweak RTL description.
15828 * doc/rtl.texi: Likewise.
15830 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15832 * config/avr/avr.c: Change my email address.
15833 * config/avr/avr.h: Likewise.
15834 * config/avr/avr.md: Likewise.
15835 * config/avr/avr-protos.h: Likewise.
15836 * config/avr/libgcc.S: Likewise.
15838 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15840 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15841 (spu_split_load, spu_split_store): Change return type to int.
15842 (spu_split_convert): Declare.
15843 * config/spu/predicates.md (spu_mem_operand): Remove.
15844 (spu_mov_operand): Update.
15845 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15846 * config/spu/spu.c (regno_aligned_for_load): Remove.
15847 (reg_aligned_for_addr, spu_expand_load): Define.
15848 (spu_expand_extv): Reimplement and handle MEM.
15849 (spu_expand_insv): Handle MEM.
15850 (spu_sched_reorder): Handle insn's with length 0.
15851 (spu_legitimate_address_p): Reimplement.
15852 (store_with_one_insn_p): Return TRUE for any mode with size
15853 larger than 16 bytes.
15854 (address_needs_split): Define.
15855 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15857 (spu_convert_move): Define.
15858 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15859 (spu_split_store): Change all MEM's to TImode.
15860 (spu_init_expanders): Preallocate registers that correspond to
15861 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15863 (spu_split_convert): Define.
15864 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15865 (_move<mode>, _movdi, _movti): Update predicate and condition.
15866 (load, store): Change to define_split.
15867 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15869 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15870 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15871 define_insn_and_split of lshr<mode>3.
15872 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15873 (<v>ashr<mode>3_imm): Define.
15874 (extv, extzv, insv): Allow MEM operands.
15875 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15876 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15877 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15878 (_spu_convert2): Change to define_insn_and_split and remove the
15879 corresponding define_peephole2.
15880 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15881 Change predicates to memory_operand.
15883 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15885 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15887 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15889 PR tree-optimization/40219
15890 * tree.c (iterative_hash_expr): Make sure the builtin function is
15891 a normal builtin function and not a front end or back end builtin
15892 before indexing into the built_in_decls array.
15894 2009-05-22 Richard Guenther <rguenther@suse.de>
15896 PR middle-end/38964
15897 * alias.c (write_dependence_p): Do not use TBAA for answering
15898 anti-dependence or output-dependence.
15899 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15900 (emit_pointer_definition): Remove.
15901 (emit_alias_warning): Likewise.
15902 (find_what_var_points_to): Remove TBAA pruning code.
15903 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15905 (compute_points_to_sets): Remove code computing the set of
15906 dereferenced pointers.
15907 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15908 oracle for querying anti and output dependencies.
15909 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15910 if TBAA may be applied.
15911 (refs_anti_dependent_p): New function.
15912 (refs_output_dependent_p): Likewise.
15913 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15914 (refs_output_dependent_p): Likewise.
15915 * doc/tree-ssa.texi (Memory model): New section.
15916 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15917 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15918 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15919 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15920 * expr.c (expand_expr_real_1): Likewise.
15921 * gimple-low.c (lower_stmt): Likewise.
15922 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15923 (dump_gimple_cdt): Remove.
15924 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15925 (gimple_size): Likewise.
15926 (walk_gimple_op): Likewise.
15927 (is_gimple_stmt): Likewise.
15928 (walk_stmt_load_store_addr_ops): Likewise.
15929 (gimple_build_cdt): Remove.
15930 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15931 * gimple.h (gimple_cdt_new_type): Remove.
15932 (gimple_cdt_new_type_ptr): Likewise.
15933 (gimple_cdt_set_new_type): Likewise.
15934 (gimple_cdt_location): Likewise.
15935 (gimple_cdt_location_ptr): Likewise.
15936 (gimple_cdt_set_location): Likewise.
15937 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15938 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15939 GIMPLE_CHANGE_DYNAMIC_TYPE.
15940 (verify_types_in_gimple_stmt): Likewise.
15941 * tree-inline.c (estimate_num_insns): Likewise.
15942 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15943 (copy_decl_to_var): Likewise.
15944 (copy_result_decl_to_var): Likewise.
15945 * tree-pretty-print.c (dump_generic_node): Do not handle
15946 CHANGE_DYNAMIC_TYPE_EXPR.
15947 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15948 * tree-ssa-operands.c (get_expr_operands): Likewise.
15949 * tree-ssa-structalias.c (struct variable_info): Remove
15950 no_tbaa_pruning member.
15951 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15952 (unify_nodes): Do not copy it.
15953 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15954 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15955 (set_uids_in_ptset): Do not check it.
15956 (find_what_var_points_to): Likewise.
15957 (compute_tbaa_pruning): Remove.
15958 (compute_points_to_sets): Do not call it.
15959 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15960 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15961 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15962 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15963 (DECL_NO_TBAA_P): Likewise.
15964 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15965 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15966 (expand_omp_atomic_pipeline): Do not set it.
15967 * print-tree.c (print_node): Do not dump it.
15968 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15971 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15974 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15977 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15979 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15982 2009-05-22 Ben Elliston <bje@au.ibm.com>
15984 * Makefile.in (bversion.h, s-bversion): New targets.
15985 (TOPLEV_H): Add bversion.h.
15986 * toplev.h: Include "bversion.h".
15987 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15988 the __format__ attribute only if compiling with the same version
15989 of GCC as the sources (the "build version").
15991 2009-05-22 Ben Elliston <bje@au.ibm.com>
15993 * c-format.c (handle_format_attribute): Fix comment typo.
15995 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15998 * config/ia64/ia64.opt (mfused-madd): New.
15999 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16000 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16001 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16002 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16003 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16004 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16005 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16006 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16007 instruction if !TARGET_FUSED_MADD.
16008 (fpma, fpms): Remove colon from name.
16010 2009-05-22 Richard Guenther <rguenther@suse.de>
16012 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16013 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16014 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16016 (create_expression_by_pieces): Only convert if necessary.
16017 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16018 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16020 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16022 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16023 regular pattern from a template and rename it ...
16024 (*extzv_truncsi_exts): ... to this.
16026 2009-05-21 Richard Guenther <rguenther@suse.de>
16028 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16029 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16030 (cgraph_default_inline_p): Likewise.
16031 (cgraph_decide_inlining_incrementally): Likewise.
16033 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16034 Uros Bizjak <ubizjak@gmail.com>
16036 * config/i386/cpuid.h (bit_MOVBE): New.
16038 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16040 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16041 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16042 (ix86_handle_option): Handle OPT_mmovbe.
16043 (ix86_target_string): Add -mmovbe.
16044 (pta_flags): Add PTA_MOVBE.
16045 (processor_alias_table): Add PTA_MOVBE to "atom".
16046 (override_options): Handle PTA_MOVBE.
16048 * config/i386/i386.h (TARGET_MOVBE): New.
16050 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16051 (*bswapsi_movbe): New.
16052 (*bswapdi_movbe): Likewise.
16053 (bswapdi2): Renamed to ...
16054 (*bswapdi_1): This.
16055 (bswapdi2): New expander.
16057 * config/i386/i386.opt (mmovbe): New.
16059 * doc/invoke.texi: Document -mmovbe.
16061 2009-05-21 Taras Glek <tglek@mozilla.com>
16063 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16064 * gcc-plugin.h (plugin_init): Updated signature.
16065 * gcc-plugin.h (plugin_name_args): Moved to this header.
16066 * doc/plugins.texi (plugin_init): Updated documention to reflect
16068 * doc/plugins.texi (plugin_name_args): Added to documention.
16070 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16072 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16073 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16075 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16077 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16078 JUMP_TABLE_DATA_P predicates where applicable.
16079 * config/i386/predicates.md: Ditto.
16080 * config/i386/sse.md: Ditto.
16082 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16084 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16085 operand2 -128 override length_immediate attribute to 1.
16086 * config/i386/predicates.md (constm128_operand): New predicate.
16088 * config/i386/i386.c (memory_address_length): Handle %r12
16089 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16091 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16092 mode look through optional ZERO_EXTEND and SUBREG.
16093 * config/i386/i386.md (R12_REG): New define_constant.
16094 (prefix_data16): For sse unit set also for MODE_TI insns.
16095 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16096 insns set if operand 1 is ext_QIreg_operand.
16097 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16098 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16100 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16101 mode from MODE_DI to MODE_SI.
16102 (movdi_1_rex64): Override modrm and length_immediate attributes
16103 only for movabs (TYPE_IMOV, alternative 2).
16104 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16105 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16106 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16107 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16108 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16109 prefix_rex attribute if DImode.
16110 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16111 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16112 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16113 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16114 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16115 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16116 Likewise. For TYPE_IMOV clear length_immediate attribute.
16117 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16118 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16119 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16120 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16121 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16122 or one operand TYPE_ISHIFT.
16123 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16124 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16125 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16126 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16127 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16128 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16129 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16130 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16131 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16132 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16133 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16134 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16135 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16136 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16137 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16138 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16139 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16140 set mode attribute, don't override length attribute.
16141 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16143 (return_internal_long): Set length attribute to 2 instead of 1.
16144 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16145 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16146 prefix_rex attribute.
16147 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16149 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16151 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16153 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16155 2009-05-20 Ian Lance Taylor <iant@google.com>
16157 * tree.c (build_tree_list_vec_stat): New function.
16158 (ctor_to_vec): New function.
16159 (build_nt_call_vec): New function.
16160 (build_call_array): Change args to be a const pointer.
16161 (build_call_vec): New function.
16162 * tree.h (build_nt_call_vec): Declare.
16163 (build_tree_list_vec_stat): Declare.
16164 (build_tree_list_vec): Define.
16165 (build_call_array): Update declaration.
16166 (build_call_vec): Declare.
16167 (ctor_to_vec): Declare.
16168 * c-common.c (tree_vector_cache): New static variable.
16169 (make_tree_vector): New function.
16170 (release_tree_vector): New function.
16171 (make_tree_vector_single): New function.
16172 (make_tree_vector_copy): New function.
16173 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16174 (make_tree_vector_single, make_tree_vector_copy): Declare.
16175 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16176 (c_parser_expr_list): Don't manage cache here, instead call
16178 (c_parser_release_expr_list): Remove static function.
16179 (c_parser_vec_to_tree_list): Remove static function.
16180 (c_parser_attributes): Call build_tree_list_vec instead of
16181 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16182 c_parser_release_expr_list.
16183 (c_parser_postfix_expression_after_primary): Likewise.
16184 (c_parser_objc_keywordexpr): Likewise.
16186 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16188 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16189 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16190 TARGET_CONVERT_TO_TYPE.
16191 * hooks.c (hook_tree_const_tree_null): Define.
16192 * hooks.h (hook_tree_const_tree_null): Declare.
16193 * target.h (struct gcc_target): Add invalid_parameter_type,
16194 invalid_return_type, promoted_type, and convert_to_type fields.
16195 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16196 (TARGET_INVALID_RETURN_TYPE): Define.
16197 (TARGET_PROMOTED_TYPE): Define.
16198 (TARGET_CONVERT_TO_TYPE): Define.
16199 (TARGET_INITIALIZER): Update for new fields.
16200 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16201 (grokparms): Check targetm.invalid_parameter_type.
16202 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16203 * c-convert.c (convert): Check targetm.convert_to_type.
16205 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16207 * config/mips/mips.md (*extenddi_truncate<mode>,
16208 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16210 (*extendhi_truncateqi): New define_insn_and_sptit.
16212 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16214 PR middle-end/40204
16215 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16216 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16218 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16220 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16221 the operand of VIEW_CONVERT_EXPR.
16223 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16225 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16226 extended family and model for Intel processors. Support Intel Atom.
16228 2009-05-20 Olivier Hainque <hainque@adacore.com>
16230 * gstab.h (stab_code_type): Define, to be used instead of the
16231 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16233 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16234 occurrences by stab_code_type.
16235 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16237 2009-05-20 Martin Jambor <mjambor@suse.cz>
16239 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16240 (sra_insert_before): Likewise.
16241 (sra_insert_after): Likewise.
16242 (sra_init_cache): Likewise.
16243 (sra_type_can_be_decomposed_p): Likewise.
16244 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16245 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16246 (sra_insert_before): Likewise.
16247 (sra_insert_after): Likewise.
16248 (sra_init_cache): Likewise.
16249 (insert_edge_copies_seq): Made static and moved upwards.
16251 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16254 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16256 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16257 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16260 2009-05-20 Richard Guenther <rguenther@suse.de>
16262 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16263 with mismatched comparison modes.
16265 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16267 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16268 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16269 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16270 with shifts for Thumb2.
16271 (orsi_notsi): New for orn.
16272 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16273 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16274 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16275 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16276 Don't invert remainder for IOR.
16278 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16280 PR tree-optimization/40087
16281 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16282 number_of_iterations_ne): Rename never_infinite argument.
16283 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16284 number_of_iterations_le): Handle pointer-type ivs when
16285 exit_must_be_taken is false.
16286 (number_of_iterations_cond): Do not always assume that
16287 exit_must_be_taken if the control variable is a pointer.
16289 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16291 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16292 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16294 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16296 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16297 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16299 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16302 * c.opt (Wlogical-op): Disabled by default.
16303 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16305 * doc/invoke.texi (Wlogical-op): Likewise.
16307 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16309 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16311 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16312 Propagate the type of the first operand.
16313 <ASSERT_EXPR>: Simplify.
16314 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16315 Rewrite using the RHS code as discriminant.
16316 <NOP_EXPR>: Turn into CASE_CONVERT.
16317 <PLUS_EXPR>: Propagate the type of the first operand.
16319 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16321 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16322 (ia64_dconst_0_375): New.
16323 * config/ia64/ia64.c (ia64_override_options): Remove
16324 -minline-sqrt-min-latency warning.
16325 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16326 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16327 * config/ia64/ia64.md (*sqrt_approx): Remove.
16328 (sqrtsf2): Remove #if 0.
16329 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16330 (sqrtdf): Remove assert.
16331 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16332 (sqrtxf2): Remove #if 0.
16333 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16334 * div.md (sqrt_approx_rf): New.
16335 (sqrtsf2_internal_thr): New implementation.
16336 (sqrtsf2_internal_lat): New.
16337 (sqrtdf2_internal_thr: New implementation.
16338 (sqrtxf2_internal): New implementation.
16340 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16341 Hans-Peter Nilsson <hp@axis.com>
16343 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16344 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16345 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16346 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16347 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16348 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16349 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16350 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16351 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16352 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16353 * c-common.c: ...from here.
16355 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16357 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16359 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16361 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16363 2009-05-19 Ben Elliston <bje@au.ibm.com>
16365 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16366 assignments with memcpy calls.
16367 (add_fdes): Likewise.
16368 (binary_search_unencoded_fdes): Likewise.
16369 (linear_search_fdes): Eliminate type puns.
16371 2009-05-19 Richard Guenther <rguenther@suse.de>
16373 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16374 not falsely claim to have propagated into all uses.
16376 2009-05-19 Ben Elliston <bje@au.ibm.com>
16378 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16381 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16383 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16384 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16385 (TARGET_LEGITIMATE_ADDRESS_P): New.
16386 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16387 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16389 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16392 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16393 child of the containing namespace's DIE.
16395 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16397 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16398 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16399 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16402 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16405 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16406 gen_align with gen_pad.
16407 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16408 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16410 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16411 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16413 * config/i386/i386.md (align): Renamed to ...
16414 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16415 ASM_OUTPUT_MAX_SKIP_PAD.
16417 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16419 * config.gcc: Fix variable syntax.
16422 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16423 before calling exact_log2.
16424 (output_iorsi3): Likewise.
16425 (output_xorsi3): Likewise.
16427 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16429 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16430 for the none zero constant operand except for EQ and NE
16431 comprisons even when the first operand is R0.
16433 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16435 * config/s390/2064.md: Remove trailing whitespaces.
16436 * config/s390/2084.md: Likewise.
16437 * config/s390/constraints.md: Likewise.
16438 * config/s390/fixdfdi.h: Likewise.
16439 * config/s390/libgcc-glibc.ver: Likewise.
16440 * config/s390/s390-modes.def: Likewise.
16441 * config/s390/s390-protos.h: Likewise.
16442 * config/s390/s390.c: Likewise.
16443 * config/s390/s390.h: Likewise.
16444 * config/s390/s390.md: Likewise.
16445 * config/s390/tpf-unwind.h: Likewise.
16447 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16449 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16451 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16454 * configure.ac (m68k-*-*): Check if binutils support TLS.
16455 * configure: Regenerate.
16456 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16457 * config/m68k/constraints.md (Cu): New constraint.
16458 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16459 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16460 (movsi): Handle TLS symbols.
16461 (addsi3_5200): Handle XTLS symbols, indent.
16462 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16463 (m68k_tls_reference_p): Declare.
16464 (m68k_legitimize_address): Declare.
16465 (m68k_unwrap_symbol): Declare.
16466 * config/m68k/m68k.opt (mxtls): New option.
16467 * config/m68k/m68k.c (ggc.h): Include.
16468 (m68k_output_dwarf_dtprel): Implement hook.
16469 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16470 (m68k_expand_prologue): Load GOT pointer when function needs it.
16471 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16472 (m68k_legitimate_constant_address_p): Same.
16473 (m68k_decompose_address): Handle TLS references.
16474 (m68k_get_gp): New static function.
16475 (enum m68k_reloc): New contants.
16476 (TLS_RELOC_P): New macro.
16477 (m68k_wrap_symbol): New static function.
16478 (m68k_unwrap_symbol): New function.
16479 (m68k_final_prescan_insn_1): New static function.
16480 (m68k_final_prescan_insn): New function.
16481 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16483 (legitimize_pic_address): Handle TLS references..
16484 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16485 (m68k_libcall_value_in_a0_p)
16486 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16487 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16488 (m68k_legitimize_tls_address): Handle TLS references.
16489 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16491 (m68k_legitimize_address): Handle TLS symbols.
16492 (m68k_get_reloc_decoration): New static function.
16493 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16495 (m68k_output_dwarf_dtprel): Implement hook.
16496 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16497 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16498 m68k_call_* routines.
16499 (sched_attr_op_type): Handle TLS symbols.
16500 (gt-m68k.h): Include.
16501 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16502 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16504 2009-05-18 Martin Jambor <mjambor@suse.cz>
16506 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16507 (visit_store_addr_for_mod_analysis): New function.
16508 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16509 (determine_cst_member_ptr): Use gimple_assign_single_p.
16510 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16511 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16512 operands. Don't check number of operands of a NOP_EXPR.
16514 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16516 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16518 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16521 * c-common.c (warn_logical_operator): Don't warn if one of
16522 expression isn't always true or false.
16524 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16526 * config/i386/biarch32.h: New file.
16527 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16529 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16531 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16532 *zero_extend<mode>_truncqi): Merge these into ...
16533 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16534 Name the pattern following this as *zero_extendhi_truncqi.
16536 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16538 PR middle-end/39301
16539 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16540 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16541 (output_info): Make field HOST_WIDEST_INT.
16542 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16543 (dump_bitmat_statistics): Same.
16545 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16547 * config.gcc (use_gcc_stdint): Set to wrap.
16548 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16549 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16550 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16551 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16552 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16553 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16554 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16555 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16557 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16559 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16561 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16562 Move definitions earlier.
16563 (OPT_ARCH64, OPT_ARCH32): Define.
16564 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16567 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16570 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16573 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16575 * arm.md (movdi2): Copy non-reg values to DImode registers.
16577 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16580 * final.c (label_to_max_skip): New function.
16581 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16582 CODE_LABEL_NUMBER <= max_labelno.
16583 * output.h (label_to_max_skip): New prototype.
16584 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16585 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16586 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16587 Handle CODE_LABELs with >= 16 byte alignment or with
16588 max_skip == (1 << align) - 1.
16589 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16590 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16593 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16594 .p2align 3 if MAX_SKIP is smaller than 7.
16595 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16597 2009-05-15 Ian Lance Taylor <iant@google.com>
16599 * alias.c (struct alias_set_entry_d): Rename from struct
16600 alias_set_entry. Change all uses.
16601 * except.c (struct call_site_record_d): Rename from struct
16602 call_site_record. Change all uses.
16603 * except.h (struct eh_region_d): Rename from struct eh_region.
16605 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16607 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16608 ivtype_map_elt. Change all uses.
16609 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16611 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16612 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16614 (struct sese_d): Rename from struct sese. Change all uses.
16615 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16616 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16617 * optabs.h (struct optab_d): Rename from struct optab. Change all
16619 (struct convert_optab_d): Rename from struct convert_optab.
16621 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16622 ipa_opt_pass. Change all uses.
16623 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16626 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16627 defined as a typedef.
16628 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16631 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16634 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16636 (merge_ranges): Returns bool.
16637 * tree.h (make_range): .. to here.
16638 (build_range_check): Likewise.
16639 (merge_ranges): Likewise. Renamed from merge_ranges.
16640 * c-typeck.c (parser_build_binary_op): Update calls to
16641 warn_logical_operator.
16642 * c-common.c (warn_logical_operator): Add new warning.
16643 * c-common.h (warn_logical_operator): Update declaration.
16645 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16647 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16649 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16651 * doc/install.texi: Document MPC requirements, flags etc.
16653 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16654 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16655 Evaluate constant arguments.
16656 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16657 (fold_builtin_1): Likewise, also evaluate constant arguments.
16658 Remove superfluous break.
16659 (do_mpc_ckconv): New.
16660 * real.h: Include mpc.h.
16661 * toplev.c (print_version): Output MPC version info if available.
16663 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16665 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16667 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16669 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16672 2009-05-15 Jan Hubicka <jh@suse.cz>
16674 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16675 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16676 (try_inline): Fix return value.
16677 (cgraph_decide_inlining_incrementally): Honor new value.
16678 (cgraph_early_inlining): Handle indirect inlining.
16679 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16681 2009-05-15 Jan Hubicka <jh@suse.cz>
16683 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16684 * cgraphunit.c (cgraph_finalize_function): Set it.
16685 (cgraph_expand_function): Use it.
16687 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16689 * real.c (encode_ieee_half): Define.
16690 (decode_ieee_half): Define.
16691 (ieee_half_format): Define.
16692 (arm_half_format): Define.
16693 * real.h (ieee_half_format): Declare.
16694 (arm_half_format): Declare.
16696 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16698 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16699 swapped, and reversed optabs exist before trying to use them.
16701 2009-05-15 Paul Brook <paul@codesourcery.com>
16702 Sandra Loosemore <sandra@codesourcery.com>
16704 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16705 loads. Allow PRE_DEC.
16706 (output_move_neon): Handle PRE_DEC.
16707 (arm_print_operand): Add 'A' for neon structure loads.
16708 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16709 * config/arm/neon.md (neon_mov): Update comment.
16710 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16712 (Um): New constraint.
16714 2009-05-15 Jan Hubicka <jh@suse.cz>
16716 Revert the following patch until testsuite fallout is fixed:
16717 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16718 * cgraph.h (struct inline_summary): New filed self_wize,
16719 size_inlining_benefit, self_time and time_inlining_benefit.
16720 (struct cgraph_global_info): Replace insns by time ans size fields.
16721 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16722 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16723 (ipcp_update_callgraph): Do not touch function bodies.
16724 * ipa-inline.c: Include except.h
16725 (MAX_TIME): New constant.
16726 (overall_insns): Remove
16727 (overall_size, max_benefit): New static variables.
16728 (cgraph_estimate_time_after_inlining): New function.
16729 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16730 (cgraph_clone_inlined_nodes): Update size.
16731 (cgraph_mark_inline_edge): Update size.
16732 (cgraph_estimate_growth): Use size info.
16733 (cgraph_check_inline_limits): Check size.
16734 (cgraph_default_inline_p): Likewise.
16735 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16736 (cgraph_decide_recursive_inlining): Check size.
16737 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16739 (cgraph_decide_inlining): Likewise.
16740 (cgraph_decide_inlining_incrementally): Likewise; honor
16741 PARAM_EARLY_INLINING_INSNS.
16742 (likely_eliminated_by_inlining_p): New predicate.
16743 (estimate_function_body_sizes): New function.
16744 (compute_inline_parameters): Use it.
16745 * except.c (must_not_throw_labels): New function.
16746 * except.h (must_not_throw_labels): Declare.
16747 * tree-inline.c (init_inline_once): Kill inlining_weigths
16748 * tree-ssa-structalias.c: Avoid uninitialized warning.
16749 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16750 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16751 (PARAM_INLINE_CALL_COST): Remove.
16752 (PARAM_EARLY_INLINING_INSNS): New.
16754 2009-05-15 Richard Guenther <rguenther@suse.de>
16756 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16757 not TODO_update_ssa.
16759 2009-05-15 Richard Guenther <rguenther@suse.de>
16761 PR tree-optimization/39999
16762 * gimple.h (gimple_expr_type): Use the expression type looking
16763 through useless conversions.
16764 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16765 (vn_nary_op_insert_stmt): Likewise.
16766 (simplify_binary_expression): Likewise.
16768 2009-05-15 Richard Guenther <rguenther@suse.de>
16770 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16771 New options, enabled by default.
16772 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16774 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16775 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16776 * tree-ssa-structalias.c (gate_tree_pta): New function.
16777 (pass_build_alias): Use it.
16779 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16781 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16782 recurse on an invariant address if a conversion from a pointer
16783 type to a wider integer type is involved.
16785 2009-05-15 Jan Hubicka <jh@suse.cz>
16787 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16788 * cgraph.h (struct inline_summary): New filed self_wize,
16789 size_inlining_benefit, self_time and time_inlining_benefit.
16790 (struct cgraph_global_info): Replace insns by time ans size fields.
16791 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16792 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16793 (ipcp_update_callgraph): Do not touch function bodies.
16794 * ipa-inline.c: Include except.h
16795 (MAX_TIME): New constant.
16796 (overall_insns): Remove
16797 (overall_size, max_benefit): New static variables.
16798 (cgraph_estimate_time_after_inlining): New function.
16799 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16800 (cgraph_clone_inlined_nodes): Update size.
16801 (cgraph_mark_inline_edge): Update size.
16802 (cgraph_estimate_growth): Use size info.
16803 (cgraph_check_inline_limits): Check size.
16804 (cgraph_default_inline_p): Likewise.
16805 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16806 (cgraph_decide_recursive_inlining): Check size.
16807 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16809 (cgraph_decide_inlining): Likewise.
16810 (cgraph_decide_inlining_incrementally): Likewise; honor
16811 PARAM_EARLY_INLINING_INSNS.
16812 (likely_eliminated_by_inlining_p): New predicate.
16813 (estimate_function_body_sizes): New function.
16814 (compute_inline_parameters): Use it.
16815 * except.c (must_not_throw_labels): New function.
16816 * except.h (must_not_throw_labels): Declare.
16817 * tree-inline.c (init_inline_once): Kill inlining_weigths
16818 * tree-ssa-structalias.c: Avoid uninitialized warning.
16819 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16820 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16821 (PARAM_INLINE_CALL_COST): Remove.
16822 (PARAM_EARLY_INLINING_INSNS): New.
16823 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16824 (inline-call-cost): Remove.
16825 (early-inlining-insns): New.
16827 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16829 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16831 (print_int_cst_bounds_in_octal_p): Likewise.
16832 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16834 * dwarf2out.c (base_type_die): Likewise.
16835 (is_subrange_type): Delete.
16836 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16837 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16838 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16839 if the destination type is boolean.
16840 (build_range_check): Do not special-case subtypes.
16841 (fold_sign_changed_comparison): Likewise.
16842 (fold_unary): Likewise.
16843 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16844 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16845 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16846 * tree.c (subrange_type_for_debug_p): New predicate based on the
16847 former is_subrange_type.
16848 * tree.h (subrange_type_for_debug_p): Declare.
16849 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16850 (convert_affine_scev): Remove call to above function.
16851 (chrec_convert_aggressive): Likewise.
16852 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16853 false for conversions involving subtypes.
16854 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16855 (vrp_val_min): Likewise.
16856 (needs_overflow_infinity): Likewise.
16857 (extract_range_from_unary_expr): Likewise.
16859 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16861 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16862 * config/frv/frv.c: Likewise.
16863 * config/s390/s390.c: Likewise.
16864 * config/sparc/sparc.h: Likewise.
16865 * config/i386/i386.h: Likewise.
16866 * config/i386/i386.c: Likewise.
16867 * config/crx/crx.c: Likewise.
16868 * config/m68hc11/m68hc11.h: Likewise.
16869 * config/iq2000/iq2000.c: Likewise.
16870 * config/mn10300/mn10300.h: Likewise.
16871 * config/mn10300/mn10300.c: Likewise.
16872 * config/m68k/m68k.c: Likewise.
16873 * config/rs6000/rs6000.c: Likewise.
16874 * config/rs6000/xcoff.h: Likewise.
16875 * config/rs6000/linux64.h: Likewise.
16876 * config/rs6000/sysv4.h: Likewise.
16877 * config/score/score3.c: Likewise.
16878 * config/score/score7.c: Likewise.
16879 * config/score/score.c: Likewise.
16880 * config/arm/arm.md: Likewise.
16881 * config/mips/mips.c: Likewise.
16882 * config/mips/mips.md: Likewise.
16883 * config/bfin/bfin.h: Likewise.
16884 * config/pa/pa.c: Likewise.
16885 * config/pa/constraints.md: Likewise.
16887 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16888 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16889 * config/pdp11/pdp11.h: Use memory_address_p instead.
16891 2009-05-14 Ian Lance Taylor <iant@google.com>
16893 * passes.c (finish_optimization_passes): Change i to int.
16894 * plugin.c (plugins_active_p): Change event to int.
16895 (dump_active_plugins): Likewise.
16896 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16898 * tree.c (tree_range_check_failed): Change c to unsigned int.
16899 (omp_clause_range_check_failed): Likewise.
16900 (build_common_builtin_nodes): Change mode to int. Add cast.
16901 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16902 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16904 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16905 ++ or -- with a variable of enum type.
16907 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16910 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16912 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16914 * store-motion.c: Do not include params.h
16915 * Makefile.in: Fix dependencies for various files.
16917 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16919 * auto-inc-dec.c: Fix pass description, remove apparent
16920 accidental duplication.
16922 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16924 PR middle-end/40147
16925 * ipa-utils.h (memory_identifier_string): Moved to ...
16926 * tree.h (memory_identifier_string): Here. Add GTY(()).
16928 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16930 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16931 in the former documentation of...
16932 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16933 * ira-conflicts.c (get_dup_num): Use address_operand.
16934 * targhooks.c (default_legitimate_address_p): New.
16935 * targhooks.h (default_legitimate_address_p): New.
16936 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16938 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16939 * target.h (struct target): Add legitimate_address_p.
16940 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16941 (TARGET_INITIALIZER): Include it.
16943 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16944 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16945 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16946 (TARGET_LEGITIMATE_ADDRESS_P): New.
16948 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16949 (REG_OK_STRICT_P): Delete.
16950 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16951 (frv_legitimate_address_p_1): ... this.
16952 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16953 (frv_legitimate_address_p_1): ... the renamed old
16954 frv_legitimate_address_p.
16955 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16956 (TARGET_LEGITIMATE_ADDRESS_P): New.
16958 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16959 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16960 * config/s390/s390.c (legitimate_address_p): Rename to...
16961 (s390_legitimate_address_p): ... this, make static.
16962 (legitimize_address): Adjust call.
16963 (TARGET_LEGITIMATE_ADDRESS_P): New.
16964 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16966 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16967 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16968 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16969 (TARGET_LEGITIMATE_ADDRESS_P): New.
16971 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16972 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16973 * config/spu/spu.c (spu_legitimate_address): Rename to...
16974 (spu_legitimate_address_p): ... this, make static.
16975 (TARGET_LEGITIMATE_ADDRESS_P): New.
16977 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16978 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16979 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16980 (sparc_legitimate_address_p): ... this, make static and return bool.
16981 (legitimize_address): Adjust call.
16982 (TARGET_LEGITIMATE_ADDRESS_P): New.
16984 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16985 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16986 * config/i386/i386.c (legitimate_address_p): Rename to...
16987 (ix86_legitimate_address_p): ... this, make static.
16988 (constant_address_p): Move after it, adjust call.
16989 (TARGET_LEGITIMATE_ADDRESS_P): New.
16991 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16992 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16993 * config/avr/avr.c (legitimate_address_p): Rename to...
16994 (avr_legitimate_address_p): ... this, make static.
16995 (legitimize_address): Adjust call.
16996 (TARGET_LEGITIMATE_ADDRESS_P): New.
16998 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16999 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17000 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17001 (TARGET_LEGITIMATE_ADDRESS_P): New.
17003 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17004 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17005 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17006 (TARGET_LEGITIMATE_ADDRESS_P): New.
17008 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17009 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17011 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17013 (TARGET_LEGITIMATE_ADDRESS_P): New.
17015 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17016 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17018 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17020 (m68hc11_legitimate_address_p): ... this, make static.
17021 (go_if_legitimate_address_internal): Rename to...
17022 (m68hc11_legitimate_address_p_1): ... this.
17023 (legitimize_address): Adjust call.
17024 (TARGET_LEGITIMATE_ADDRESS_P): New.
17026 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17027 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17028 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17029 (TARGET_LEGITIMATE_ADDRESS_P): New.
17031 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17032 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17033 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17034 (mn10300_legitimate_address_p): ... this, make static.
17035 (TARGET_LEGITIMATE_ADDRESS_P): New.
17037 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17038 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17039 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17040 (TARGET_LEGITIMATE_ADDRESS_P): New.
17042 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17043 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17044 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17045 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17046 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17047 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17048 (rs6000_legitimate_address_p): ... this, make static.
17049 (TARGET_LEGITIMATE_ADDRESS_P): New.
17050 (REG_MODE_OK_FOR_BASE_P): Delete.
17051 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17053 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17054 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17056 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17057 static, adjust types.
17058 (TARGET_LEGITIMATE_ADDRESS_P): New.
17060 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17061 * config/score/score.c (score_address_p): Rename to...
17062 (score_legitimate_address_p): ... this.
17063 (TARGET_LEGITIMATE_ADDRESS_P): New.
17064 * config/score/score3.c (score3_address_p): Rename to...
17065 (score3_legitimate_address_p): ... this.
17066 * config/score/score7.c (score7_address_p): Rename to...
17067 (score7_legitimate_address_p): ... this.
17069 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17070 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17071 GO_IF_LEGITIMATE_ADDRESS): Delete.
17072 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17073 thumb2_legitimate_address_p): Delete.
17074 (arm_legitimate_address_p): Rename to...
17075 (arm_legitimate_address_outer_p): ... this.
17076 * config/arm/constraints.md ("Uq"): Adjust call.
17077 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17078 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17080 (arm_legitimate_address_outer_p): ... this.
17081 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17083 (TARGET_LEGITIMATE_ADDRESS_P): New.
17085 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17086 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17087 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17088 (TARGET_LEGITIMATE_ADDRESS_P): New.
17090 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17091 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17092 * config/vax/vax.c (legitimate_address_p): Rename to...
17093 (vax_legitimate_address_p): ... this, make static.
17094 (TARGET_LEGITIMATE_ADDRESS_P): New.
17096 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17097 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17098 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17099 (TARGET_LEGITIMATE_ADDRESS_P): New.
17101 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17102 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17103 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17104 (mmix_legitimate_address_p): ... this, make static.
17105 (TARGET_LEGITIMATE_ADDRESS_P): New.
17107 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17108 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17109 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17110 (TARGET_LEGITIMATE_ADDRESS_P): New.
17112 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17114 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17115 of MODE_COMPLEX_INT.
17117 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17119 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17120 LCT_NORMAL in function call.
17121 * mips-tdump.c (print_file_desc): Add cast to enum type.
17122 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17123 (mark_stabs): Add casts to enum types.
17124 (parse_stabs_common): Add casts to enum types.
17126 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17128 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17129 Check for invalid values of LETTER.
17131 2009-05-13 Taras Glek <tglek@mozilla.com>
17133 * attribs.c (register_attribute): moved out attribute registration
17134 into register_attribute.
17135 * doc/plugins.texi: Documented register_attribute and
17137 * gcc-plugin.h: Added forward decl for register_attribute.
17138 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17139 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17140 PLUGIN_ATTRIBUTES boilerplate.
17142 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17144 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17145 values even in sentinel and empty entries.
17146 (ms_printf_flag_specs): Likewise.
17147 (ms_scanf_flag_specs): Likewise.
17148 (ms_strftime_flag_specs): Likewise.
17149 (ms_print_char_table): Likewise.
17150 (ms_scan_char_table): Likewise.
17151 (ms_time_char_table): Likewise.
17153 2009-05-13 Doug Kwan <dougkwan@google.com>
17155 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17157 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17159 * config/mips/mips.md (store): Add attributes for QI and HI.
17161 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17162 (truncdi<mode>2): ... this new pattern.
17164 2009-05-13 Brad Hards <bradh@kde.org>
17166 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17168 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17169 Ben Elliston <bje@au.ibm.com>
17171 PR middle-end/40035
17172 * dse.c (check_mem_read_rtx): Guard against width == -1.
17174 2009-05-13 Michael Matz <matz@suse.de>
17176 PR middle-end/39976
17177 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17178 (trivially_conflicts_p): New function.
17179 (insert_backedge_copies): Use it.
17181 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17183 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17184 (handle_stdc_pragma): Use new enum constant names.
17185 (handle_pragma_float_const_decimal64): Ditto.
17187 2009-05-13 Ian Lance Taylor <iant@google.com>
17189 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17192 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17194 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17195 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17197 * config/m68k/m68k.h (FL_UCLINUX): Define.
17199 2009-05-13 Jan Hubicka <jh@suse.cz>
17201 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17203 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17205 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17206 unless -fschedule-insns is specified.
17208 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17211 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17212 TARGET_EXPAND_CBRANCHDI4.
17213 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17214 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17215 (cmpeqdi): Fix comment.
17217 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17219 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17220 (sh_legitimate_address_p): Likewise.
17221 * config/sh/sh.c (sh_legitimate_index_p): New.
17222 (sh_legitimate_address_p): Likewise.
17223 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17224 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17225 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17226 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17227 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17228 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17229 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17230 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17231 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17233 2009-05-12 Jan Hubicka <jh@suse.cz>
17235 * tree-inline.c (estimate_operator_cost): Add operands;
17236 when division happens by constant, it is cheap.
17237 (estimate_num_insns): Loads and stores are not having cost of 0;
17238 EH magic stuff is cheap; when computing runtime cost of switch,
17239 use log2 base of amount of its cases; builtin_expect has cost of 0;
17240 compute cost for moving return value of call.
17241 (init_inline_once): Initialize time_based flags.
17242 * tree-inline.h (eni_weights_d): Add time_based flag.
17244 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17246 * df-core.c: Update head documentation.
17248 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17251 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17252 shadowing exisiting variable op1.
17254 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17257 * config/i386/driver-i386.c (processor_signatures): New enum.
17258 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17259 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17260 processor signature to detect geode processor.
17262 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17266 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17268 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17269 causes spurious differences between trunk and cond-optab branch.
17271 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17273 * dojump.c (compare_from_rtx): Delete.
17274 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17275 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17276 if the comparison does not satisfy the predicate; test predicates for
17277 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17278 further if one existing pattern fails.
17279 * expr.h (compare_from_rtx): Delete.
17280 (prepare_operand): Declare it.
17281 * optabs.c: Change "lib call" to "libcall" throughout.
17282 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17283 HAVE_conditional_trap, emit_cmp_insn): Delete.
17284 (can_compare_p): Delete cmp_optab case.
17285 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17286 Accept other parameters by value.
17287 (prepare_operand): Make non-static.
17288 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17289 other parameters by value. Try to widen operands here based on
17290 an optab_methods argument and looking at cbranch_optab.
17291 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17292 loop. Use cbranch_optab directly.
17293 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17294 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17296 (emit_conditional_move, emit_conditional_add): Inline what's needed
17297 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17298 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17299 with COMPARE. Move cmov_optab and cstore_optab above
17300 with cbranch_optab, move cmp_optab down with ucmp_optab,
17301 remove tst_otpab. Do not initialize trap_rtx.
17302 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17303 for trap code. Do not check HAVE_conditional_trap. Use
17304 prepare_cmp_insn. Accept no predicate for operand 3.
17305 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17306 (OTI_ctrap, ctrap_optab): New.
17307 (tst_optab): Delete.
17308 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17309 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17310 with lookup of ctrap_optab.
17311 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17313 (ctrap_optab): New.
17315 * combine.c (combine_simplify_rtx, simplify_set): Do not
17316 special case comparing against zero for cc0 machines.
17317 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17318 COMPARE on cc0 machines.
17319 (simplify_relational_operation): Return a new expression when
17320 a COMPARE could be removed.
17321 * final.c (final_scan_insn): Compare cc_status values
17322 against LHS of a (compare FOO (const_int 0)) cc0 source.
17323 Also check if cc_status.value is the full compare.
17325 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17326 (cstoreMM4): Document.
17327 (conditional_trap): Document ctrapMM4 instead.
17328 (sync_compare_and_swapMM): Refer to cbranchcc4.
17329 (Dependent Patterns): Eliminate obsolete information referring to
17330 the old jump optimization phase.
17331 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17332 of compares with 0 on cc0 machines.
17333 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17334 avoiding references to cc0. Remove text about storing operands
17336 * doc/tm.texi (Condition Codes): Include blurb on different
17337 condition code representations, separate into subsections for
17338 CC0, MODE_CC and conditional execution.
17340 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17341 alpha_emit_setcc): Accept operands and a machine mode.
17342 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17343 Get code/op0/op1 from operands, use machine mode argument
17344 instead of alpha_compare.fp_p. Emit the branch here.
17345 (alpha_emit_setcc): Likewise, and return boolean.
17346 (alpha_emit_conditional_move): Likewise. Assert that
17347 cmp_op_mode == cmp_mode, and simplify accordingly.
17348 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17349 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17350 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17352 (stack probe test): Use cbranchdi4.
17353 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17355 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17356 * config/arc/arc.h (movsicc, movsfcc): Use it.
17357 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17358 (cbranchsi4, cstoresi4): New.
17359 (cmpsi, bCC and sCC expanders): Remove.
17361 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17362 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17363 * config/arm/predicates.md (arm_comparison_operator): Only include
17364 floating-point operators if there is a hardware floating-point unit.
17365 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17366 deferring to cbranch_cc and cstore_cc respectively.
17367 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17368 cbranch_cc, cstore_cc): New.
17369 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17371 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17373 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17374 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17376 (adjust_insn_length): Adjust calls.
17377 (avr_reorg): Handle (compare (foo) (const_int 0)).
17378 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17379 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17380 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17381 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17383 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17384 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17386 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17387 (cbranchsi4, cstorebi4, cstoresi4): New.
17388 (movbisi): This insn is duplicate, split it to zero_extend.
17389 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17390 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17391 (bfin_optimize_loop): Use cbranch expander.
17392 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17393 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17394 (bfin_bimode_comparison_operator): ... this.
17395 (bfin_direct_comparison_operator): New.
17397 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17398 inside (compare FOO (const_int 0)).
17399 (cris_rtx_costs): Handle ZERO_EXTRACT.
17400 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17401 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17402 (*tstdi_v32): Delete.
17403 (*cmpdi_non_v32): Add M alternative for operand 1.
17404 (cmpsi, cmp<mode>): Make private.
17405 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17407 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17409 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17410 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17411 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17412 (cc_reg_operand): New.
17413 (any_cond): Delete.
17414 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17415 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17416 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17417 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17418 crx_expand_scond): Delete.
17420 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17422 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17423 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17425 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17426 cstoresi4, cstoresf4, cstoredf4): New.
17427 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17428 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17429 Receive the entire operands array.
17430 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17431 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17432 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17433 Get test/op0/op1 from the operands array.
17434 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17436 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17437 (h8300_expand_store): New.
17438 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17440 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17441 (h8300_expand_store): New.
17442 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17443 or do not try to produce (set (cc0) REG).
17444 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17445 change a compare into a move to a scratch register. Disable some
17446 peepholes when comparing with zero.
17447 (tstsi, tsthi, tstsi, cmpqi): Make private.
17449 (bCC, sCC): Delete.
17450 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17453 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17454 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17455 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17456 (ix86_emit_i387_log1p): Use cbranchxf2.
17457 (ix86_expand_setcc): Return void.
17458 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17459 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17460 cmp<MODEF>, cmpcc): Remove.
17461 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17462 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17463 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17464 (sCC and bCC expanders): Remove.
17465 (stack_protect_test): Use cbranchcc4.
17467 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17469 (ia64_expand_compare): Accept three rtx by reference and return void.
17470 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17471 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17472 from *expr. Update *expr with the BImode comparison to do.
17473 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17474 cmptf, bCC, sCC, conditional_trap): Delete.
17475 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17476 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17477 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17478 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17479 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17481 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17482 type of last argument.
17483 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17484 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17485 use machine mode argument instead of branch_type. Remove dead
17486 code for floating-point comparisons.
17487 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17488 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17490 (cbranchsi4, cstoresi4): New.
17491 * config/iq2000/predicates.md (reg_or_const_operand): New.
17493 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17494 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17495 (b<code>_op): Rewrite to...
17496 (bcc_op): ... this, using match_operator.
17497 (s<code>_op): Rewrite to...
17498 (scc_op): ... this, using match_operator.
17499 (s<code>_24_op): Rewrite to...
17500 (scc_op_24): ... this, using match_operator.
17501 (s<code>_<mode>): Rewrite to...
17502 (cstore<mode>4): ... this, using match_operator.
17503 (s<code>_<mode>_24): Rewrite to...
17504 (cstore<mode>4_24): ... this, using match_operator.
17505 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17506 m32c_unpend_compare, m32c_expand_scc): Delete.
17507 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17508 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17509 (m32c_expand_movcc): Change NE to EQ if necessary.
17510 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17512 * config/m32r/m32r-protos.h (gen_cond_store): New.
17513 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17514 (gen_cond_store): New, from sCC patterns.
17515 (m32r_expand_block_move): Use cbranchsi4.
17516 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17517 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17518 (cbranchsi4, cstoresi4): New.
17520 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17522 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17523 (m68hc11_notice_update_cc): Look into a compare with 0.
17524 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17526 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17527 cmphi, cmpqi, bCC): Delete.
17528 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17529 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17530 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17533 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17534 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17535 * config/m68k/constraints.md (H): New.
17536 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17537 the define_insn below.
17538 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17539 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17540 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17541 patterns): Wrap RHS with COMPARE.
17542 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17543 (*cmpdi_internal): Name this pattern.
17544 (cmpdi): Change to define_insn.
17545 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17546 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17547 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17549 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17550 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17551 (conditional_trap): Change to...
17552 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17553 (*conditional_trap): Use the ordered_comparison_operator and
17554 const1_operand predicates.
17555 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17556 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17557 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17558 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17560 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17561 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17562 (mcore_gen_compare): New.
17563 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17564 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17565 (mcore_gen_compare): ... this.
17566 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17567 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17568 (stack probe pattern): Use cbranchsi4.
17570 * config/mips/predicates.md (mips_cstore_operator): New.
17571 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17572 * config/mips/mips.md (any_cond): Delete.
17573 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17575 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17576 fixuns_truncsfdi2): Use cbranch patterns.
17577 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17578 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17579 Adjust call to mips_expand_conditional_branch.
17580 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17582 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17583 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17584 * config/mips/mips.c (cmp_operands): Delete.
17585 (mips_emit_compare): Get comparison operands from *op0/*op1.
17586 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17587 that it succeeds. Use op0/op1 instead of cmp_operands.
17588 (mips_expand_conditional_branch, mips_expand_conditional_move,
17589 mips_expand_conditional_trap): Likewise.
17590 (mips_block_move_loop): Use cbranch patterns.
17591 * config/mips/mips.h (cmp_operands): Delete.
17593 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17594 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17595 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17596 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17597 (*cmpcc_folded): Rename to...
17598 (*cmpdi_folded): this.
17599 (*cmpcc): Rename to...
17601 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17604 (cbranchdf4): New. Handle invalid comparisons here.
17605 * config/mmix/predicates.md (float_comparison_operator): New.
17607 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17608 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17609 * config/mn10300/mn10300.md (tst): Delete.
17610 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17611 Name these patterns and wrap RHS in a compare.
17612 (*cmpsi): Make this pattern private. Include tst.
17613 (*cmpsf): Make this pattern private.
17614 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17615 (compare with zero peepholes): Likewise.
17617 (cbranchsi4, cbranchsf4): New.
17618 (casesi): Use cbranchsi4.
17620 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17621 hppa_branch_type): Delete.
17622 (return_addr_rtx): Use cbranchsi4.
17623 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17624 Emit CCFPmode comparison here.
17625 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17626 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17627 hppa_branch_type): Delete.
17628 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17629 (movsicc, movdicc): Remove references to hppa_compare_op0,
17630 hppa_compare_op1 and compare_from_rtx.
17631 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17632 (casesi): Use cbranchsi4.
17634 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17635 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17636 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17637 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17638 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17640 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17641 (*branch, *branch_inverted): New.
17643 * config/picochip/picochip.md (cbranchhi4): Use
17644 ordered_comparison_operator.
17645 (cmphi, bCC): Remove.
17647 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17648 (trap_comparison_operator): Delete.
17649 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17650 rs6000_emit_cbranch): Accept mode and operands.
17651 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17652 rs6000_compare_fp_p): Delete.
17653 (rs6000_generate_compare): Accept mode and comparison. Extract code
17654 and op0/op1 from there. Replace references to rs6000_compare_op0
17655 and rs6000_compare_op1.
17656 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17657 extract result from passed operands.
17658 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17659 extract loc from passed operands.
17660 (rs6000_emit_cmove): Likewise.
17661 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17662 rs6000_compare_fp_p): Delete.
17663 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17664 (cbranch<GPR>4, cbranch<FP>4): New.
17665 (cstore<mode>4): New. Consolidate here all choices about when to use
17666 portable or specialized sCC sequences.
17667 (stack_protect_test): Use cbranchsi4.
17668 (conditional_trap): Replace with ctrap<GPR>4.
17669 (conditional trap insn): Replace trap_comparison_operator with
17670 ordered_comparison_operator.
17672 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17673 (s390_emit_prologue): Use ctrap.
17674 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17675 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17676 New predicates replacing...
17677 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17678 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17679 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17680 (add<mode>cc): Do not use s390_compare_op0/op1.
17681 (s<code>): Change to...
17682 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17683 (seq): Change to...
17684 (cstorecc4): ... this. Handle EQ or NE equally.
17685 (*sne): Un-privatize for use in cstorecc4.
17686 (b<code>): Change to...
17687 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17688 (conditional_trap): Replace with...
17689 (ctrap<GPR>4, ctrap<FP>4): ... these.
17690 (stack_protect): Use cbranchcc4.
17692 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17693 * config/score/score-protos.h (score_gen_cmp): Delete.
17694 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17695 (score_block_move-loop): Use cbranchsi4.
17696 * config/score/score.md (cbranchsi4): New.
17697 (cmpsi, bCC): Delete.
17698 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17699 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17700 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17701 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17702 * config/score/score3.h (score3_gen_cmp): Delete.
17703 * config/score/score7.h (score7_gen_cmp): Delete.
17705 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17706 (sh_emit_scc_to_t): ... this. Return void.
17707 (from_compare): Rename to...
17708 (sh_emit_compare_and_branch): ... this.
17709 (sh_emit_compare_and_set): New.
17710 (sh_expand_t_scc): Accept operands.
17711 * config/sh/predicates.md (sh_float_comparison_operator): New.
17712 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17713 (prepare_scc_operands): Rename to...
17714 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17716 (sh_emit_cheap_store_flag): New.
17717 (sh_emit_set_t_insn): New.
17718 (from_compare): Rename to...
17719 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17720 handling of TARGET_SH2E floating point to avoid recursive call.
17721 Generate branch here.
17722 (sh_emit_compare_and_set): New.
17723 (sh_expand_t_scc): Get op0/op1 from arguments.
17724 (sh_emit_cheap_store_flag): New.
17725 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17727 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17728 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17729 (movsicc, movdicc): Do nothing when it recreated operands from
17730 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17731 prepare_scc_operands (now sh_emit_scc_to_t).
17732 (udivdi3): Use cstoresi4.
17733 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17734 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17735 (cbranchint4_media, cbranchfp4_media): New.
17736 (casesi): Use cbranchdi4.
17737 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17739 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17740 (movnegt): Remove second operand.
17741 (cbranchsf4, cbranchdf4): New.
17742 (stack_protect): Use cbranchdi4/cbranchsi4.
17744 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17745 (gen_compare_reg): Accept comparison, extract part of it to...
17746 (gen_compare_reg_1): ... this.
17747 (gen_compare_operator): Delete.
17748 (gen_v9_scc): Accept separate destination, comparison code and arms.
17749 Do not use sparc_compare_op0/sparc_compare_op1.
17750 (emit_scc_insn, emit_conditional_branch_insn): New.
17751 (emit_v9_brxx): Make static. Remove useless assertion.
17752 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17754 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17755 * config/sparc/sparc-protos.h (gen_compare_reg,
17756 sparc_emit_float_lib_cmp): Adjust prototype.
17757 (emit_scc_insn, emit_conditional_branch_insn): New.
17758 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17759 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17760 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17761 iterators to the top.
17762 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17763 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17764 snedi_special_trunc): Delete.
17765 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17766 and snedi_special_trunc.
17767 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17768 cbranchdi4, cbranch<F:mode>4): New.
17769 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17770 here. Use gen_compare_reg instead of gen_compare_operator.
17771 (conditional_trap): Replace with...
17772 (ctrapsi4, ctrapdi4): ... this.
17773 (stack_protect_test): Use cbranchcc4.
17775 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17777 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17778 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17779 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17780 from operands[0] or operands[3] depending on is_set.
17781 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17782 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17783 cmpdf, bCC), sCC: Remove.
17784 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17785 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17787 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17788 spu_emit_branch_or_set.
17790 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17792 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17793 xstormy16_compare_op1): Delete.
17794 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17795 xstormy16_compare_op1): Delete.
17796 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17798 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17799 (cmphi, cmpsi, bCC): Remove.
17801 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17802 (*cmpsi): ... this one.
17803 (cbranchsi4, cstoresi4): New.
17804 (bCC expanders): Delete.
17805 (sCC insns): Fold into...
17806 (*setcc): ... this one.
17807 (casesi): Do not use gen_cmpsi and gen_bgtu.
17808 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17809 (movsicc): Simplify.
17810 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17812 * config/vax/vax-protos.h (cond_name): New.
17813 (vax_output_conditional_branch): Remove.
17814 * config/vax/vax.c (cond_name): New.
17815 (vax_output_conditional_branch): Remove.
17816 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17817 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17818 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17819 (bit<VAXint>): Wrap source with (compare).
17820 (b<code> and following unnamed pattern): Rename to *branch and
17821 *branch_reversed. Change macroization to match_operator.
17822 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17824 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17825 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17826 Change last argument to machine_mode.
17827 (xtensa_expand_scc): Add machine_mode argument.
17828 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17829 (gen_conditional_move, xtensa_expand_conditional_branch,
17830 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17831 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17832 Adjust operand numbers.
17833 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17835 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17836 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17837 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17839 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17841 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17842 causes spurious differences between trunk and cond-optab branch.
17844 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17847 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17849 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17851 * tree.c (iterative_hash_pointer): Delete.
17852 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17853 Hash UIDs and versions of SSA names. Don't special-case built-in
17854 function declarations.
17856 2009-05-11 Ian Lance Taylor <iant@google.com>
17859 * graphite.c: Force -Wc++-compat to only be a warning before
17860 #including "cloog/cloog.h".
17862 2009-05-11 Martin Jambor <mjambor@suse.cz>
17864 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17866 2009-05-11 Jan Hubicka <jh@suse.cz>
17868 * tree-ssa-loop-ivcanon.c: Include target.h
17869 (struct loop_size): new structure.
17870 (constant_after_peeling): New predicate.
17871 (tree_estimate_loop_size): New function.
17872 (estimated_unrolled_size): Rewrite for new estimates.
17873 (try_unroll_loop_completely): Use new estimates.
17874 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17876 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17878 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17879 libcpp interface change.
17880 (spu_macro_to_expand): Likewise.
17882 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17884 PR tree-optimization/40026
17885 * gimplify.c (gimplify_init_constructor): Change initial conditional
17886 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17887 optimize_compound_literals_in_ctor.
17889 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17891 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17893 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17895 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17897 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17898 HOST_WIDE_INT for gap.
17900 2009-05-11 Ira Rosen <irar@il.ibm.com>
17902 PR tree-optimization/40074
17903 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17904 account in group size and step comparison.
17906 2009-05-11 Richard Guenther <rguenther@suse.de>
17908 * passes.c (init_optimization_passes): Strip now incorrect comment.
17909 (execute_function_todo): Do not set PROP_alias.
17910 * tree-pass.h (PROP_alias): Remove.
17911 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17912 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17913 * tree-nrv.c (pass_return_slot): Likewise.
17914 * tree-object-size.c (pass_object_sizes): Likewise.
17915 * tree-ssa-dom.c (pass_dominator): Likewise.
17916 (pass_phi_only_cprop): Likewise.
17917 * tree-ssa-dse.c (pass_dse): Likewise.
17918 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17919 (pass_cselim): Likewise.
17920 * tree-ssa-pre.c (pass_pre): Likewise.
17921 (pass_fre): Likewise.
17922 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17923 * tree-ssa-sink.c (pass_sink_code): Likewise.
17924 * tree-stdarg.c (pass_stdarg): Likewise.
17925 * tree-tailcall.c (pass_tail_calls): Likewise.
17926 * tree-vrp.c (pass_vrp): Likewise.
17928 2009-05-10 Ian Lance Taylor <iant@google.com>
17930 * basic-block.h (enum profile_status): Break out of struct
17931 control_flow_graph.
17932 * cgraph.h (struct inline_summary): Break out of struct
17934 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17935 of struct cgraph_order_sort.
17936 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17937 * cse.c (struct branch_path): Break out of struct
17938 cse_basic_block_data.
17939 * except.h (enum eh_region_type): Break out of struct eh_region.
17940 * gcc.c (enum add_del): Break out of struct modify_target.
17941 * genrecog.c (enum decision_type): Break out of struct decision_test.
17942 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17944 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17945 * regmove.c (enum match_use): New enum, broken out of struct match.
17946 * sched-int.h (enum post_call_group): New enum, broken out of
17948 (struct deps_reg): Break out of struct deps.
17949 * target.h (struct asm_int_op): Break out of struct gcc_target.
17950 * tree-eh.c (struct goto_queue_node): Break out of struct
17952 * tree-inline.h (enum copy_body_cge_which): Break out of
17954 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17956 * c-decl.c (in_struct, struct_types): New static variables.
17957 (pushtag): Add loc parameter. Change all callers.
17958 (lookup_tag): Add ploc parameter. Change all callers.
17959 (check_compound_literal_type): New function.
17960 (parser_xref_tag): Add loc parameter. Change all callers. If
17961 -Wc++-compat, warn about struct/union/enum types defined within a
17963 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17964 and loc parameters. Change all callers. Change error calls to
17965 error_at, using loc. For a redefinition, if the location of the
17966 original definition is known, report it. Set in_struct and
17967 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17968 (finish_struct): Add new parameters enclosing_in_struct and
17969 enclosing_struct_types. Change all callers. Set
17970 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17971 in the struct. If in a struct, add this struct to struct_types.
17972 (start_enum): Add loc parameter. Change all callers. Use
17973 error_at for errors, using loc. For a redefinition, if the
17974 location of the original definition is known, report it. If in a
17975 struct, add this enum type to struct_types. If -Wc++-compat warn
17976 if in sizeof, typeof, or alignof.
17977 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17978 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17979 (c_parser_enum_specifier): Get enum location for start_enum.
17980 (c_parser_struct_or_union_specifier): Get struct location for
17981 start_struct. Save in_struct and struct_types status between
17982 start_struct and finish_struct.
17983 (c_parser_cast_expression): Get location of cast.
17984 (c_parser_alignof_expression): Get location of type.
17985 (c_parser_postfix_expression): Likewise.
17986 (c_parser_postfix_expression_after_paren_type): Add type_loc
17987 parameter. Change all callers. Call check_compound_literal_type.
17988 Use type_loc for error about variable size type.
17989 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17990 of an enum constant from an enum type defined in a struct or union.
17991 (c_cast_expr): Add loc parameter. Change all callers. If
17992 -Wc++-compat, warn about defining a type in a cast.
17993 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17994 (start_enum, start_struct, finish_struct): Update declarations.
17995 (parser_xref_tag, c_cast_expr): Update declarations.
17996 (check_compound_literal_type): Declare.
17998 2009-05-11 Ben Elliston <bje@au.ibm.com>
18000 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18001 for recent libcpp interface change.
18002 (rs6000_macro_to_expand): Likewise.
18004 2009-05-10 Michael Matz <matz@suse.de>
18007 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18008 not at entry of function.
18010 2009-05-10 Richard Guenther <rguenther@suse.de>
18012 PR tree-optimization/40081
18014 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18015 using the main variant of the element type. Do not fiddle with
18016 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18018 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18019 structs with volatile fields.
18021 2009-05-10 Jan Hubicka <jh@suse.cz>
18023 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18024 (estimate_move_cost): Assert that it does not get called for
18026 (estimate_num_insns): Skip VOID types in argument handling.
18027 (optimize_inline_calls): Delete unreachable blocks and verify that
18028 callgraph is valid.
18030 2009-05-10 Jan Hubicka <jh@suse.cz>
18032 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18033 * cgraph.c (cgraph_mark_address_taken_node): New function.
18034 (dump_cgraph_node): Dump new flag.
18035 * cgraph.h (struct cgraph_node): Add address_taken.
18036 (cgraph_mark_address_taken_node): New function.
18037 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18038 since new direct calls can be born.
18040 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18042 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18043 tok->val.node.node.
18045 2009-05-10 Jan Hubicka <jh@suse.cz>
18047 PR middle-end/40084
18048 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18050 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18051 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18052 * tree-inline.c (copy_bb): Set frequency correctly.
18053 (fold_marked_statements): Update call to
18054 cgraph_update_edges_for_call_stmt.
18056 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18058 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18059 identifiers in diagnostics.
18060 * config/arm/arm.c (arm_handle_fndecl_attribute,
18061 arm_handle_isr_attribute): Likewise.
18062 * config/avr/avr.c (avr_handle_progmem_attribute,
18063 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18064 * config/bfin/bfin.c (handle_int_attribute,
18065 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18066 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18067 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18069 * config/darwin.c (darwin_handle_kext_attribute,
18070 darwin_handle_weak_import_attribute): Likewise.
18071 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18072 h8300_handle_eightbit_data_attribute,
18073 h8300_handle_tiny_data_attribute): Likewise.
18074 * config/i386/i386.c (ix86_handle_cconv_attribute,
18075 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18076 * config/i386/winnt.c (ix86_handle_shared_attribute,
18077 ix86_handle_selectany_attribute): Likewise.
18078 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18079 * config/m32c/m32c.c (function_vector_handler): Likewise.
18080 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18081 m68hc11_handle_fntype_attribute): Likewise.
18082 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18083 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18084 * config/mips/mips.c (mips_insert_attributes,
18085 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18086 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18087 rs6000_handle_struct_attribute): Likewise.
18088 * config/sh/sh.c (sh_insert_attributes,
18089 sh_handle_resbank_handler_attribute,
18090 sh_handle_interrupt_handler_attribute,
18091 sh2a_handle_function_vector_handler_attribute,
18092 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18094 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18095 * config/spu/spu.c (spu_handle_fndecl_attribute,
18096 spu_handle_vector_attribute): Likewise.
18097 * config/stormy16/stormy16.c
18098 (xstormy16_handle_interrupt_attribute): Likewise.
18099 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18100 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18102 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18104 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18105 (pp_translate_identifiers): New.
18106 (pp_identifier): Only conditionally translate identifier to locale
18108 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18109 (pp_base_tree_identifier): Only conditionally translate identifier
18110 to locale character set.
18111 * c-pretty-print.c (M_): Define.
18112 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18113 fragments for conditional translation with M_.
18114 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18115 identifier translation.
18117 2009-05-10 Richard Guenther <rguenther@suse.de>
18119 PR tree-optimization/40081
18120 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18121 using the main variant of the element type. Do not fiddle with
18122 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18124 2009-05-09 Jan Hubicka <jh@suse.cz>
18126 PR middle-end/40080
18127 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18128 indirect calls; verify cgraph afterwards.
18130 2009-05-09 Jan Hubicka <jh@suse.cz>
18133 * ipa.c (update_inlined_to_pointer): New function.
18134 (cgraph_remove_unreachable_nodes): Use it.
18136 2009-05-09 Jan Hubicka <jh@suse.cz>
18138 * tree-eh.c (struct leh_state): Remove prev_try.
18139 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18140 not track prev_try.
18141 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18142 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18143 remove_eh_handler_and_replace, foreach_reachable_handler,
18144 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18145 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18146 (gen_eh_region_cleanup): Update prototype.
18148 2009-05-09 Jan Hubicka <jh@suse.cz>
18150 PR middle-end/40043
18151 * except.c (copy_eh_region): Always set prev_try.
18152 (redirect_eh_edge_to_label): Find outer try.
18153 (foreach_reachable_handler): When looking for prev try
18154 handle case where previous try is not going to be taken.
18156 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18158 PR tree-optimization/40049
18159 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18160 only vector/vector shifts, convert the type of the constant to the
18161 appropriate type to avoid building incorrect trees, which
18162 eventually have problems with garbage collection.
18164 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18166 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18167 -1 for complex floating-point types if honoring signed zeros.
18169 2009-05-08 Jan Hubicka <jh@suse.cz>
18171 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18172 argument; handle correctly when profile is absent.
18173 (build_cgraph_edges): Update.
18174 (rebuild_cgraph_edges): Update.
18175 * cgraph.c: Do not include varray.h.
18176 (cgraph_set_call_stmt_including_clones): New function.
18177 (cgraph_create_edge_including_clones): Likewise
18178 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18179 (cgraph_update_edges_for_call_stmt): Handle clones.
18180 (cgraph_remove_node): Handle clone tree.
18181 (cgraph_remove_node_and_inline_clones): New function.
18182 (dump_cgraph_node): Dump clone tree.
18183 (cgraph_clone_node): Handle clone tree.
18184 (clone_function_name): Bring here from tree-inline.c.
18185 (cgraph_create_virtual_clone): New function.
18186 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18187 (cgraph_clone_info): New function.
18188 (strut cgraph_node): Add clone_info and new clone tree pointers.
18189 (cgraph_remove_node_and_inline_clones,
18190 cgraph_set_call_stmt_including_clones,
18191 cgraph_create_edge_including_clones,
18192 cgraph_create_virtual_clone): Declare.
18193 (cgraph_function_versioning): Use VEC argument.
18194 (compute_call_stmt_bb_frequency): Update prototype.
18195 (cgraph_materialize_all_clones): New function.
18196 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18197 (ipcp_create_replace_map): Update to VECtors.
18198 (ipcp_update_callgraph): Use virtual clones.
18199 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18200 (ipcp_update_profiling): Do not update local profiling.
18201 (ipcp_insert_stage): Use VECtors and virtual clones.
18202 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18203 (clone_of_p): New function.
18204 (cgraph_preserve_function_body_p): Use clone tree.
18205 (cgraph_optimize): Materialize clones.
18206 (cgraph_function_versioning): Update for VECtors.
18207 (save_inline_function_body): Use clone tree.
18208 (cgraph_materialize_clone): New function.
18209 (cgraph_materialize_all_clones): Likewise.
18210 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18211 * ipa.c: Include gimple.h.
18212 (cgraph_remove_unreachable_nodes): Use clone tree.
18213 * ipa-prop.c (ipa_note_param_call): Update call to
18214 compute_call_stmt_bb_frequencycall.
18215 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18216 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18217 (copy_bb): Handle updating of clone tree; add new edge when new call
18219 (expand_call_inline): Be strict about every call having edge.
18220 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18221 (delete_unreachable_blocks_update_callgraph): New function.
18222 (tree_function_versioning): Use VECtors; always remove unreachable
18223 blocks and fold conditionals.
18224 * tree-inline.h: Do not include varray.h.
18225 (tree_function_versioning): Remove.
18226 * Makefile.in (GTFILES): Remove tree-inline.c
18227 * passes.c (do_per_function): Do only functions having body.
18228 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18231 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18232 Andrew Morrow <acm@google.com>
18235 * c-common.c (c_common_attribute_table): Permit deprecated
18236 attribute to take an optional argument.
18237 (handle_deprecated_attribute): If the optional argument to
18238 __attribute__((deprecated)) is not a string ignore the attribute
18239 and emit a warning.
18241 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18242 * c-typeck.c (build_component_ref): Likewise.
18243 (build_external_ref): Likewise.
18245 * toplev.c (warn_deprecated_use): Add an attribute argument.
18246 Emit the message associated with __attribute__((deprecated)).
18248 * toplev.h (warn_deprecated_use): Updated.
18250 * doc/extend.texi: Document new optional parameter to
18251 __attribute__((deprecated))
18253 2009-05-08 Michael Eager <eager@eagercon.com>
18255 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18256 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18258 2009-05-08 Richard Guenther <rguenther@suse.de>
18260 PR tree-optimization/40062
18261 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18262 Avoid exponential behavior.
18264 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18266 PR rtl-optimization/33928
18268 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18269 process_uses, build_single_def_use_links): New.
18270 (update_df): Update use_def_ref.
18271 (forward_propagate_into): Use get_def_for_use instead of use-def
18273 (fwprop_init): Call build_single_def_use_links and let it initialize
18275 (fwprop_done): Free use_def_ref.
18276 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18277 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18278 df_rd_simulate_one_insn): New.
18279 (df_rd_bb_local_compute_process_def): Update head comment.
18280 (df_chain_create_bb): Use the new RD simulation functions.
18281 * df.h (df_rd_simulate_artificial_defs_at_top,
18282 df_rd_simulate_one_insn): New.
18283 * opts.c (decode_options): Enable fwprop at -O1.
18284 * doc/invoke.texi (-fforward-propagate): Document this.
18286 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18289 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18290 and one complex operand specially.
18291 * tree-complex.c (some_nonzerop): Do not identify a real value as
18292 zero if flag_signed_zeros.
18294 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18296 PR rtl-optimization/33928
18297 * loop-invariant.c (record_use): Fix && vs. || mishap.
18299 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18301 PR rtl-optimization/33928
18302 * loop-invariant.c (struct use): Add addr_use_p.
18303 (struct def): Add n_addr_uses.
18304 (struct invariant): Add cheap_address.
18305 (create_new_invariant): Set cheap_address.
18306 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18307 (record_uses): Pass df_ref to record_use.
18308 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18311 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18313 * config/sh/sh.c: Do not include c-pragma.h.
18315 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18317 * config/spu/spu.c: Remove include of c-common.h.
18319 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18322 * c-common.h (mark_valid_location_for_stdc_pragma,
18323 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18324 clear_float_const_decimal64, float_const_decimal64_p): New.
18325 * c.opt (Wunsuffixed-float-constants): New.
18326 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18327 unsuffixed float constant, handle new warning.
18328 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18329 * c-decl.c (c_scope): New flag float_const_decimal64.
18330 (set_float_const_decimal64, clear_float_const_decimal64,
18331 float_const_decimal64_p): New.
18332 (push_scope): Set new flag.
18333 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18334 to use STDC pragmas.
18335 (c_parser_external_declaration): Ditto.
18336 (c_parser_compound_statement_nostart): Ditto.
18337 * c-pragma.c (valid_location_for_stdc_pragma,
18338 mark_valid_location_for_stdc_pragma,
18339 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18340 handle_pragma_float_const_decimal64): New.
18341 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18342 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18343 set_float_const_decimal64, clear_float_const_decimal64,
18344 float_const_decimal64_p): New dummy functions.
18345 * doc/extend.texi (Decimal Float): Remove statement that the
18346 pragma, and suffix for double constants, are not supported.
18347 * doc/invoke.texi (Warning Options): List new option.
18348 (-Wunsuffixed-float-constants): New.
18350 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18352 * config/i386/i386.c: Do not include c-common.h.
18354 2009-05-07 Mark Heffernan <meheff@google.com>
18356 * doc/invoke.texi (Debugging Options): Document change of debugging
18358 * opts.c (decode_options): Make dump_base_name relative to
18359 aux_base_name directory.
18361 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18363 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18364 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18366 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18368 * Makefile.in (install-plugin): Simplify a bit.
18370 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18372 * Makefile.in (OBJS-common): Add regcprop.o.
18374 * timevar.def (TV_CPROP_REGISTERS): New.
18375 * regrename.c (regrename_optimize): Return 0.
18376 (rest_of_handle_regrename): Delete.
18377 (pass_rename_registers): Point to regrename_optimize.
18378 (struct value_data_entry, struct value_data,
18379 kill_value_one_regno, kill_value_regno, kill_value,
18380 set_value_regno, init_value_data, kill_clobbered_value,
18381 kill_set_value, kill_autoinc_value, copy_value,
18382 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18383 replace_oldest_value_reg, replace_oldest_value_addr,
18384 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18385 debug_value_data, validate_value_data): Move...
18386 * regcprop.c: ... here.
18387 (rest_of_handle_cprop): Delete.
18388 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18390 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18392 PR middle-end/40057
18393 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18394 GEN_INT for 1 << bitnum.
18395 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18396 build_int_cst_type.
18398 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18400 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18401 Remove wrong description of "nand" operation.
18403 2009-05-06 Richard Guenther <rguenther@suse.de>
18404 Adam Nemet <anemet@caviumnetworks.com>
18406 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18407 comment. Add that if LHS is not a gimple register, then RHS1 has
18408 to be a single object (GIMPLE_SINGLE_RHS).
18410 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18412 * expr.c (get_def_for_expr): Move it up in the file.
18413 (store_field): When expanding a bit-field store, look at the
18414 defining gimple stmt for the masking conversion.
18416 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18418 PR middle-end/39986
18419 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18420 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18421 32-bit memcpy into long.
18423 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18425 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18426 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18428 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18429 instead of appending DW_OP_deref*.
18431 2009-05-06 Michael Matz <matz@suse.de>
18433 PR middle-end/40021
18434 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18435 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18437 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18439 * Makefile.in (install-plugin): Fix srcdir handling.
18441 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18443 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18444 when processing for not_regs_needed bitmap.
18445 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18446 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18447 handling it for rhs.
18449 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18451 * config/i386/i386.md (unnamed inc/dec peephole): Use
18452 optimize_insn_for_size_p instead of optimize_size.
18453 * config/i386/predicates.md (incdec_operand): Likewise.
18454 (aligned_operand): Likewise.
18455 * config/i386/sse.md (divv8sf3): Likewise.
18456 (sqrtv8sf2): Likewise.
18458 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18460 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18462 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18464 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18466 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18467 ssemodesuffixf2c with avxmodesuffixf2c.
18469 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18472 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18474 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18476 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18477 (struct tree_base): Adjust spacing for 8 bit boundaries.
18478 (struct tree_decl_common): Add decl_by_reference_flag bit.
18479 (DECL_BY_REFERENCE): Adjust.
18480 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18481 print DECL_BY_REFERENCE bit.
18482 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18483 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18484 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18485 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18488 PR middle-end/39666
18489 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18490 range of the type, but default label is missing, add it with one
18491 of the existing labels instead of adding a new label for it.
18493 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18497 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18499 * Makefile.in (enable_plugin, plugin_includedir): New.
18500 (install): Depend on install-plugin.
18501 (PLUGIN_HEADERS): New.
18502 (install-plugin): New.
18503 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18505 2009-05-05 Richard Guenther <rguenther@suse.de>
18507 PR tree-optimization/40022
18508 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18510 (phivn_valid_p): Fix tuplification error, simplify.
18511 (phiprop_insert_phi): Add dumps.
18512 (propagate_with_phi): Simplify.
18514 2009-05-05 Richard Guenther <rguenther@suse.de>
18516 PR middle-end/40023
18517 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18519 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18521 * tree.h (strip_float_extensions): Remove duplicate declaration.
18522 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18523 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18524 block_ultimate_origin): Rearrange the declarations line to match the
18525 comment that indicates the .c file which the functions are defined.
18526 (dwarf2out_*, set_decl_rtl): Add comment.
18527 (get_base_address): Adjust comment.
18528 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18529 declarations line and add comment.
18530 (is_builtin_name): Add blank after function name, for clarity.
18532 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18534 * attribs.c (decl_attributes): Use %qE for identifiers in
18536 * cgraphunit.c (verify_cgraph_node): Translate function names to
18537 locale character set in diagnostics.
18538 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18540 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18541 Document that functions are named in UTF-8.
18542 * expr.c (expand_expr_real_1): Translate function names to locale
18543 character set in diagnostics.
18544 * gimplify.c (omp_notice_variable, omp_is_private,
18545 gimplify_scan_omp_clauses): Use %qE for identifiers in
18547 * langhooks.c (lhd_print_error_function): Translate function names
18548 to locale character set.
18549 * langhooks.h (decl_printable_name): Document that return value is
18550 in internal character set.
18551 * stmt.c: Include pretty-print.h
18552 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18554 (resolve_operand_name_1): Translate named operand name to locale
18556 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18558 * toplev.c (announce_function): Translate function names to locale
18560 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18561 (default_tree_printer): Use pp_identifier or translate identifiers
18562 to locale character set. Mark "<anonymous>" for translation.
18563 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18564 for identifiers in diagnostics.
18565 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18567 * varasm.c (output_constructor): Use %qE for identifiers in
18570 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18572 * configure.ac: use ` ` instead of $()
18573 * configure: Regenerate.
18575 2009-05-05 Ben Elliston <bje@au.ibm.com>
18577 * config/pa/linux-atomic.c: Eliminate conditional include of
18578 errno.h on non-LP64 systems to simplify build requirements.
18580 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18582 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18584 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18585 and pass value to identifier_to_locale.
18586 (warn_variable_length_array): Make name a tree.
18587 (grokdeclarator): Separate diagnostic texts for named and unnamed
18588 declarators. Use %qE for named declarators.
18589 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18591 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18592 identifiers in diagnostics.
18593 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18594 identifier_to_locale. Mark "anonymous" strings for translation.
18596 2009-05-04 Michael Eager <eager@eagercon.com>
18598 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18599 address for DImode/DFmode only if double-precision FP regs.
18601 2009-05-04 Michael Eager <eager@eagercon.com>
18603 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18604 TARGET_SINGLE_FLOAT check.
18606 2009-05-04 Michael Eager <eager@eagercon.com>
18608 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18610 2009-05-04 Michael Eager <eager@eagercon.com>
18612 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18613 * config/rs6000/t-xilinx: New
18615 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18617 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18618 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18619 * gcc/explow.c (memory_address): Use target hook.
18620 * gcc/targhooks.c (default_legitimize_address): New.
18621 * gcc/targhooks.h (default_legitimize_address): New.
18622 * gcc/target.h (legitimize_address): New.
18623 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18624 (TARGET_INITIALIZER): Include it.
18625 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18627 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18628 * config/bfin/bfin.c (legitimize_address): Remove.
18629 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18630 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18632 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18633 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18635 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18636 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18637 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18638 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18639 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18640 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18641 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18642 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18643 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18644 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18645 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18646 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18647 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18648 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18649 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18650 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18651 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18652 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18653 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18654 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18655 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18656 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18657 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18659 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18660 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18661 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18662 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18663 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18664 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18665 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18666 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18667 (thumb_legitimize_address): Delete.
18668 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18669 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18670 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18671 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18672 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18673 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18675 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18678 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18679 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18680 * config/m32r/m32r.c (m32r_legitimize_address): New.
18681 * config/m68k/m68k.c (m68k_legitimize_address): New.
18682 * config/score/score.c (score_legitimize_address): Standardize.
18683 * config/score/score3.c (score3_legitimize_address): Standardize.
18684 * config/score/score3.h (score3_legitimize_address): Adjust.
18685 * config/score/score7.c (score7_legitimize_address): Standardize.
18686 * config/score/score7.h (score7_legitimize_address): Adjust.
18687 * config/sh/sh.c (sh_legitimize_address): New.
18688 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18690 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18691 (s390_legitimize_address): ... this.
18692 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18693 (sparc_legitimize_address): ... this.
18694 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18695 (ix86_legitimize_address): ... this.
18696 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18697 (avr_legitimize_address): ... this.
18698 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18699 (mn10300_legitimize_address): ... this.
18700 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18701 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18702 (alpha_expand_mov): Adjust call.
18704 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18705 * config/spu/spu.c (spu_legitimize_address): Likewise.
18706 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18707 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18709 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18711 * intl.c (locale_encoding, locale_utf8): New.
18712 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18713 * intl.h (locale_encoding, locale_utf8): Declare.
18714 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18715 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18717 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18719 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18720 (pp_base_tree_identifier): Declare as function.
18721 (identifier_to_locale): Declare.
18722 * Makefile.in (pretty-print.o): Update dependencies.
18723 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18725 2009-05-04 Richard Guenther <rguenther@suse.de>
18727 PR middle-end/40015
18728 * builtins.c (fold_builtin_memory_op): Do not decay to element
18729 type if the size matches the whole array.
18731 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18733 * expmed.c (synth_mult): When trying out a shift, pass the result
18736 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18738 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18739 (shiftsub1_cost): New.
18740 (init_expmed): Compute shiftsub1_cost.
18741 (synth_mult): Optimize multiplications by constants of the form
18742 -(2^^m-1) for some constant positive integer m.
18744 2009-05-03 Richard Guenther <rguenther@suse.de>
18747 * c-typeck.c (array_to_pointer_conversion): Do not built
18748 ADDR_EXPRs of arrays of pointer-to-element type.
18749 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18750 up wrong ADDR_EXPRs after-the-fact.
18751 * c-common.c (strict_aliasing_warning): Strip pointer
18752 conversions for obtaining the original type.
18753 * builtins.c (fold_builtin_memset): Handle array types.
18754 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18757 2009-05-03 Richard Guenther <rguenther@suse.de>
18759 PR middle-end/23329
18760 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18761 Do not lose casts from array types with unknown extent to array
18762 types with known extent.
18763 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18764 alias set compatibility.
18766 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18768 * flags.h (extra_warnings): Delete.
18769 * toplev.c (process_options): Handle Wuninitialized here.
18770 * opts.c (extra_warnings): Delete.
18771 (set_Wextra): Delete.
18772 (common_handle_option): -Wextra can be handled automatically.
18773 * c-opts.c (c_common_handle_option): Delete obsolete code.
18774 (c_common_post_options): Simplify comment.
18775 * common.opt (W): Add Var.
18777 (Wuninitialized): Initialize to -1.
18779 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18780 Richard Guenther <rguenther@suse.de>
18782 * expr.c (get_def_for_expr): New function.
18783 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18784 SSA rather than trees.
18785 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18786 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18788 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18790 * c-common.c (reswords): Add _Imaginary.
18791 * c-common.c (enum rid): Add RID_IMAGINARY.
18793 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18795 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18796 Patch by Richard Guenther.
18798 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18800 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18801 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18802 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18803 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18804 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18805 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18806 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18807 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18808 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18809 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18810 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18811 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18812 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18813 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18814 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18815 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18816 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18817 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18819 2009-05-02 Richard Guenther <rguenther@suse.de>
18821 PR tree-optimization/39940
18822 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18825 2009-05-02 Richard Guenther <rguenther@suse.de>
18827 PR middle-end/40001
18828 * tree-ssa.c (execute_update_addresses_taken): Properly check
18829 if we can mark a variable DECL_GIMPLE_REG_P.
18830 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18831 back to the end of the function.
18832 (is_gimple_reg_type): Remove complex type special casing.
18833 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18836 2009-05-02 Ben Elliston <bje@au.ibm.com>
18838 * doc/collect2.texi (Collect2): Document search path behaviour
18839 when configured with --with-ld.
18841 2009-05-02 Jan Hubicka <jh@suse.cz>
18843 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18844 parameter; update callers.
18845 (coalesce_cost_edge): EH edges are costier because they needs
18846 splitting even if not critical and even more costier when there are
18847 multiple EH predecestors.
18849 2009-05-02 Jan Hubicka <jh@suse.cz>
18851 * except.c (remove_eh_handler_and_replace): Handle updating after
18852 removing TRY blocks.
18854 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18856 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18858 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18860 * varasm.c: Do not include c-pragma.h.
18861 * attribs.c: Do not incude c-common.h.
18863 2009-05-01 Michael Matz <matz@suse.de>
18865 * calls.c (initialize_argument_information): Handle SSA names like
18866 decls with a non MEM_P DECL_RTL.
18868 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18870 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18871 * ipa-utils.c: Likewise.
18872 * ipa-type-escape.c: Likewise.
18873 * cgraphunit.c Do not include c-common.h.
18874 * ipa-pure-const.c: Likewise.
18875 * tree-if-conv.c: Likewise.
18876 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18877 * ipa-struct-reorg.c: Likewise.
18878 * tree-nomudflap.c: Likewise.
18879 * tree-ssa-structalias.c: Likewise.
18881 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18883 * store-motion.c: Many cleanups to make this pass a first-class
18884 citizen instead of an appendix to gcse load motion. Add TODO list
18885 to make this pass faster/cleaner/better.
18887 (struct ls_expr): Post gcse.c-split cleanups.
18888 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18889 "stores" field to "avail_stores".
18890 (pre_ldst_mems): Rename to store_motion_mems.
18891 (pre_ldst_table): Rename to store_motion_mems_table.
18892 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18893 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18894 (ldst_entry): Rename to st_expr_entry, update users.
18895 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18896 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18897 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18899 (first_ls_expr): Rename to first_st_expr, update users.
18900 (next_ls_expr): Rename to next_st_expr, update users.
18901 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18902 fields properly for store motion instead of names inherited from load
18904 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18905 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18908 (ae_kill): Rename to st_kill, update users.
18909 (ae_gen): Rename to st_avloc, update users.
18910 (transp): Rename to st_transp, update users.
18911 (pre_insert_map): Rename to st_insert_map, update users.
18912 (pre_delete_map): Rename to st_delete_map, update users.
18913 (insert_store, build_store_vectors, free_store_memory,
18914 one_store_motion_pass): Update for abovementioned changes.
18916 (gcse_subst_count, gcse_create_count): Remove.
18917 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18918 and "n_stores_created", local variables.
18920 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18923 (regvec, compute_store_table_current_insn): Remove.
18924 (reg_set_info, reg_clear_last_set): Remove.
18925 (compute_store_table): Use DF caches instead of local dataflow
18928 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18930 * c-objc-common.c (c_tree_printer): Print identifiers with
18931 pp_identifier, not pp_string. Mark "({anonymous})" for
18933 * c-pretty-print.c (pp_c_ws_string): New.
18934 (pp_c_cv_qualifier, pp_c_type_specifier,
18935 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18936 pp_c_storage_class_specifier, pp_c_function_specifier,
18937 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18938 pp_c_primary_expression, pp_c_postfix_expression,
18939 pp_c_unary_expression, pp_c_shift_expression,
18940 pp_c_relational_expression, pp_c_equality_expression,
18941 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18942 use pp_string and pp_c_ws_string in place of pp_identifier and
18943 pp_c_identifier for non-identifiers. Mark English strings for
18945 * c-pretty-print.h (pp_c_ws_string): Declare.
18947 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18948 Roland McGrath <roland@redhat.com>
18950 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18951 (ENABLE_LD_BUILDID): New configuration option.
18952 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18953 (LINK_BUILDID_SPEC): New macro.
18954 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18956 * doc/install.texi: Document --enable-linker-build-id option.
18957 * configure: Rebuild.
18958 * config.in: Rebuild.
18960 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18962 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18963 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18964 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18965 MIPS_GP_SAVE_AREA_SIZE.
18966 * config/mips/mips.c (struct mips_frame_info): Update comment
18967 before arg_pointer_offset and hard_frame_pointer_offset.
18968 (mips_compute_frame_info): Update diagram before function: to
18969 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18970 indicate the position of frame_pointer_rtx with -fstack-protector and
18971 to show args_size. Don't allocate cprestore area for leaf functions
18972 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18974 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18976 2009-04-30 Michael Matz <matz@suse.de>
18978 PR tree-optimization/39955
18979 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18981 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18983 * ira.c (setup_cover_and_important_classes): Use safe macro
18984 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18986 * genpreds.c (write_tm_preds_h): Output suitable definition of
18987 REG_CLASS_FOR_CONSTRAINT.
18989 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18991 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18993 * bitmap.c (bitmap_descriptor): Likewise.
18994 * ggc-common.c (loc_descriptor): Likewise.
18995 * varray.c (varray_descriptor): Likewise.
18996 * vec.c (vec_descriptor): Likewise.
18998 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19000 * Makefile.in (dce.o): Add $(EXCEPT_H).
19001 * dce.c: Include except.h and delete redundant vector definitions.
19002 (deletable_insn_p): Return false for non-call insns that can throw
19005 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19007 * gcse.c (ae_gen): Remove.
19008 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19009 and make non-static function to make it available in store-motion.c.
19010 Update call sites with search-and-replace.
19011 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19012 extract_mentioned_regs, extract_mentioned_regs_helper,
19013 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19014 store_killed_in_insn, store_killed_after, store_killed_before,
19015 build_store_vectors, insert_insn_start_basic_block, insert-store,
19016 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19017 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19018 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19019 * store-motion.c: ...new file. Also copy data structures from gcse.c
19020 and clean up to remove parts not used by store motion.
19021 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19022 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19024 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19027 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19028 when optimizing for size.
19030 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19032 * gcse.c (gcse_constant_p): Fix typo in last change.
19034 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19036 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19038 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19040 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19042 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19044 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19045 CONST_HIGH_PART result.
19047 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19049 * config/avr/avr.c (initial_elimination_offset): Rename to
19050 avr_initial_elimination_offset.
19051 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19052 change return type to bool.
19053 (avr_can_eliminate): New function.
19054 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19055 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19056 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19057 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19058 avr_initial_elimination_offset.
19059 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19060 (avr_initial_elimination_offset): Define.
19062 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19063 Steven Bosscher <steven@gcc.gnu.org>
19065 PR rtl-optimization/39938
19066 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19067 * cfgrtl.c: Include insn-attr.h.
19068 (rest_of_pass_free_cfg): New function.
19069 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19070 * resource.c (init_resource_info): Remove call to df_analyze.
19072 2009-04-29 Richard Guenther <rguenther@suse.de>
19075 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19076 allow conversion to signed integers.
19078 2009-04-29 Richard Guenther <rguenther@suse.de>
19080 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19081 shifts of floating point vectors if the shift amount is
19082 a constant multiple of the element size.
19084 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19085 Michael Matz <matz@suse.de>
19087 PR middle-end/39927
19089 * tree-outof-ssa.c (emit_partition_copy): New function.
19090 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19091 insert_part_to_rtx_on_edge): Perform the partition base var
19092 copy using emit_partition_copy.
19093 (insert_value_copy_on_edge): Convert constants to the right mode.
19094 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19095 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19097 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19099 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19100 scan backwards to try to find a constant to initialize it.
19102 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19103 insn before the loop_end instruction, don't look past labels.
19105 2009-04-29 Richard Guenther <rguenther@suse.de>
19107 PR middle-end/39937
19108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19109 loose type conversions.
19110 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19111 stmts only if there are no uses of its definition.
19113 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19115 * config/bfin/bfin.h (splitting_loops): Declare.
19116 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19117 Reorder bit definitions to be ascending.
19118 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19119 * config/bfin/bfin.c (splitting_loops): New variable.
19120 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19121 (struct loop_info): Remove members INIT and LOOP_INIT.
19122 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19123 the LSETUP sequence. Allow LC to be loaded from any register, but
19124 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19125 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19127 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19128 of reload_completed.
19131 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19133 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19135 * Makefile.in (PLUGIN_VERSION_H): New.
19136 (OBJS-common): Remove plugin-version.o.
19137 (plugin.o): Depend on (PLUGIN_VERSION_H).
19138 (plugin-version.o): Remove.
19139 * configure: Regenerate
19140 * configure.ac: Create plugin-version.h.
19141 * gcc-plugin.h (plugin_gcc_version): Remove.
19142 (plugin_default_version_check): Change signature.
19143 * plugin-version.c: Remove.
19144 * plugin.c: Include plugin-version.h.
19145 (str_plugin_gcc_version_name): Remove.
19146 (try_init_one_plugin): Pass gcc version to plugin_init.
19147 (plugin_default_version_check): Both gcc and plugin versions are now
19150 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19152 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19153 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19154 Remove special case testing for last insn of inner loops. Don't fail
19155 if the loop ends with a jump, emit an extra nop instead.
19157 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19158 DREGS rather than comparing directly. Remove code that tries to
19159 account for latencies.
19161 2009-04-29 Richard Guenther <rguenther@suse.de>
19163 PR tree-optimization/39941
19164 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19165 eliminating an indirect call.
19167 2009-04-29 Richard Guenther <rguenther@suse.de>
19169 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19170 parameter. Allow invariants as base if !require_lvalue.
19171 (verify_gimple_assign_single): Adjust.
19173 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19175 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19176 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19177 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19178 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19179 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19181 * config/bfin/bfin.c (bfin_expand_builtin,
19182 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19184 2009-04-28 Richard Guenther <rguenther@suse.de>
19186 * tree-vect-loop.c (get_initial_def_for_induction): Use
19187 correct types for pointer increment.
19189 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19191 * toplev.c (print_version): Update GMP version string calculation.
19193 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19195 PR rtl-optimization/39938
19196 * resource.c (init_resource_info): Add call to df_analyze.
19198 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19200 * config/alpha/alpha.md (usegp): Cast the result of
19201 alpha_find_lo_sum_using_gp to enum attr_usegp.
19202 * config/alpha/alpha.c (override_options): Remove end-of-structure
19203 marker element from cpu_table. Use array size of cpu_table to handle
19204 -mcpu and -mtune options.
19205 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19207 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19209 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19210 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19211 tune_32 and tune_64.
19212 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19213 support on PowerPC.
19214 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19215 * config/rs6000/option-defaults.h: ... here. New file.
19216 (OPT_64, OPT_32): Define.
19217 (MASK_64BIT): Define to 0 if not already defined.
19218 (OPT_ARCH64, OPT_ARCH32): Define.
19219 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19222 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19224 * config/arm/arm.c (arm_override_options): Emit error on using
19227 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19229 PR rtl-optimization/39914
19230 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19231 registers for allocnos created from user-defined variables only
19232 when not optimizing.
19234 2009-04-28 Richard Guenther <rguenther@suse.de>
19236 PR middle-end/39937
19237 * fold-const.c (fold_binary): Use distribute_real_division only
19240 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19242 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19243 add hpux-stdint.h to tm_file.
19244 (hppa[12]*-*-hpux11*): Ditto.
19245 (ia64*-*-hpux*): Ditto.
19246 * config/hpux-stdint.h: New.
19247 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19248 __STDC_EXT__ for all compiles.
19249 * config/pa/pa-hpux.h: Ditto.
19250 * config/pa/pa-hpux10.h: Ditto.
19251 * config/pa/pa-hpux11.h: Ditto.
19253 2009-04-28 Catherine Moore <clm@codesourcery.com>
19255 * debug.h (set_name): Add comment.
19257 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19260 * config/darwin.c (machopic_gen_offset): Check
19261 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19262 * config/arm/arm.c (require_pic_register): Likewise.
19264 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19266 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19267 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19268 m32c_promote_prototypes): Delete.
19270 2009-04-28 Michael Matz <matz@suse.de>
19272 PR middle-end/39922
19273 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19276 2009-04-28 Richard Guenther <rguenther@suse.de>
19278 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19280 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19282 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19283 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19284 * config/arm/arm-tune.md: Regenerate.
19286 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19288 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19289 block if there are complex incoming edges.
19290 (sel_merge_blocks): Remove useless assert.
19291 (sel_redirect_edge_and_branch): Check that edge was redirected.
19292 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19293 (sel_find_rgns): Delete declaration.
19294 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19295 the region when it is not a preheader.
19297 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19300 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19302 2009-04-28 Richard Guenther <rguenther@suse.de>
19304 * tree.h (SSA_NAME_VALUE): Remove.
19305 (struct tree_ssa_name): Remove value_handle member.
19306 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19307 array for jump threading.
19308 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19310 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19311 * tree-flow.h (threadedge_initialize_values): Declare.
19312 (threadedge_finalize_values): Likewise.
19313 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19314 (SSA_NAME_VALUE): Define.
19315 (threadedge_initialize_values): New function.
19316 (threadedge_finalize_values): Likewise.
19317 * tree-ssa-dom.c (ssa_name_values): New global variable.
19318 (SSA_NAME_VALUE): Define.
19319 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19321 2009-04-28 Ira Rosen <irar@il.ibm.com>
19323 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19324 Use REPORT_VECTORIZED_LOCATIONS instead
19325 REPORT_VECTORIZED_LOOPS.
19326 * tree-vectorizer.c (vect_verbosity_level): Make static.
19327 (vect_loop_location): Rename to vect_location.
19328 (vect_set_verbosity_level): Update comment.
19329 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19331 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19332 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19333 instead REPORT_UNVECTORIZED_LOOPS.
19334 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19335 and vect_loop_def to vect_external_def and vect_internal_def.
19336 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19337 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19338 REPORT_UNVECTORIZED_LOCATIONS.
19339 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19340 and vect_used_in_loop and to vect_unused_in_scope and
19341 vect_used_in_scope.
19342 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19343 (vect_verbosity_level): Remove declaration.
19344 (vect_analyze_operations): Likewise.
19345 (vect_analyze_stmt): Declare.
19346 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19347 REPORT_UNVECTORIZED_LOCATIONS.
19348 (vect_get_loop_niters): Fix indentation.
19349 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19350 (vect_analyze_loop_operations): New function.
19351 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19352 vect_analyze_operations.
19353 (vect_is_simple_reduction): Use new names.
19354 (vectorizable_live_operation, vect_transform_loop): Likewise.
19355 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19356 to specify whether the data references can be a part of interleaving
19358 (vect_analyze_data_ref_dependence): Use new names.
19359 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19360 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19361 * tree-vect-patterns.c (widened_name_p): Use new names.
19362 (vect_recog_dot_prod_pattern): Likewise.
19363 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19364 (process_use, vect_mark_stmts_to_be_vectorized,
19365 vect_model_simple_cost, vect_model_store_cost,
19366 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19367 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19368 vectorizable_operation, vectorizable_type_demotion,
19369 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19370 vectorizable_condition): Likewise.
19371 (vect_analyze_operations): Split into vect_analyze_loop_operations
19373 (vect_analyze_stmt): ... new function.
19374 (new_stmt_vec_info): Use new names.
19375 (vect_is_simple_use): Use new names and fix comment.
19376 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19377 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19379 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19382 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19383 and integer modes for x87 operands. Do not ICE for unsupported size,
19384 generate error instead. Generate error for unsupported operand types.
19385 ['z']: Do not handle HImode memory operands specially. Warning
19386 for floating-point operands. Fallthru to 'Z' for unsupported operand
19387 types. Do not ICE for unsupported size, generate error instead.
19388 (output_387_binary_op): Use %Z to output operands.
19389 (output_fp_compare): Ditto.
19390 (output_387_reg_move): Ditto.
19392 2009-04-28 Ben Elliston <bje@au.ibm.com>
19397 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19399 * builtins.c (c_strlen): Do not warn here.
19400 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19401 * c-common.c (pointer_int_sum): Take an explicit location.
19402 Warn about offsets out of bounds.
19403 * c-common.h (pointer_int_sum): Adjust declaration.
19405 2009-04-27 Ian Lance Taylor <iant@google.com>
19407 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19409 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19410 * df-core.c (df_set_flags): Change return type to int. Change
19411 type of old_flags to int.
19412 (df_clear_flags): Likewise.
19413 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19414 (df_get_conditional_uses): Likewise.
19415 * df.h (df_set_flags, df_clear_flags): Update declarations.
19416 * dwarf2out.c (struct indirect_string_node): Change type of form
19417 field to enum dwarf_form.
19418 (AT_string_form): Change return type to enum dwarf_form.
19419 * fixed-value.c (fixed_compare): Add cast to enum type.
19420 * fwprop.c (update_df): Change 0 to VOIDmode.
19421 * gensupport.c: Change 0 to UNKNOWN.
19422 * gimple.h (gimple_cond_code): Add cast to enum type.
19423 * haifa-sched.c (reemit_notes): Add cast to enum type.
19424 * hooks.c (hook_int_void_no_regs): Remove function.
19425 * hooks.h (hook_int_void_no_regs): Remove declaration.
19426 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19427 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19428 * real.c (real_arithmetic): Add cast to enum type.
19429 (real_compare): Likewise.
19430 * target.h (struct gcc_target): Change return type of
19431 branch_target_register_class to enum reg_class.
19432 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19433 default_branch_target_register_class.
19434 * targhooks.c (default_branch_target_register_class): New function.
19435 * targhooks.h (default_branch_target_register_class): Declare.
19436 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19437 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19439 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19441 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19442 vect_uninitialized_def. Change 0 to ERROR_MARK.
19443 * tree-vect-stmts.c (supportable_widening_operation): Don't
19444 initialize icode1 and icode2.
19445 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19446 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19448 (cmn_err_flag_specs): Change 0 to STD_C89.
19449 (cmn_err_char_table): Likewise.
19450 * config/arm/arm.c (get_arm_condition_code): Change type of code
19451 to enum arm_cond_code.
19452 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19453 (IWMMXT_BUILTIN2): Likewise.
19454 (neon_builtin_type_bits): Don't define typedef.
19455 (neon_builtin_datum): Change type of bits field to int.
19456 (arm_expand_neon_args): Add cast to enum type.
19457 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19459 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19460 casts to enum type.
19461 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19463 * config/mips/mips.md (jal_macro): Return enum constant.
19464 (single_insn): Likewise.
19465 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19467 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19468 casts to enum type.
19469 * config/s390/s390.c (s390_tune_flags): Change type to int.
19470 (s390_arch_flags): Likewise.
19471 (s390_handle_arch_option): Change flags field of struct pta to int.
19472 * config/s390/s390.h (s390_tune_flags): Update declaration.
19473 (s390_arch_flags): Likewise.
19474 * config/sh/sh.c (prepare_move_operands): Compare
19475 tls_symbolic_operand result with enum constant.
19476 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19477 (sh_expand_prologue): Add cast to enum type.
19478 (sh_expand_epilogue): Likewise.
19479 (tls_symbolic_operand): Change return type to enum tls_model.
19480 (fpscr_set_from_mem): Add cast to enum type.
19481 (legitimize_pic_address): Compare tls_symbolic_operand result with
19483 (sh_target_reg_class): Change return type to enum reg_class.
19484 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19486 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19487 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19488 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19489 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19490 (delayed_branch, tls_call_delay): Likewise.
19491 (eligible_for_sibcall_delay): Likewise.
19492 (eligible_for_return_delay): Likewise.
19493 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19494 (spu_expand_builtin_1): Likewise.
19496 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19497 for all types of conversions.
19498 (output_init_element): Issue -Wc++-compat warning if needed when
19499 initializing a bitfield with enum type.
19500 * c-parser.c (c_parser_expression): Set original_type to
19501 original_type of right hand operand of comma operator.
19503 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19505 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19507 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19508 * doc/cpp.texi (Standard Predefined Macros)
19509 (Implementation-defined behavior): Likewise.
19510 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19511 * doc/gimple.texi (GIMPLE Exception Handling)
19512 (@code{GIMPLE_ASSIGN}): Likewise.
19513 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19514 * doc/invoke.texi (Warning Options, Optimize Options)
19515 (AVR Options, Darwin Options): Likewise.
19516 (Optimize Options): Reformulate -fwhole-program description.
19517 * doc/loop.texi (Lambda): Likewise.
19518 * doc/md.texi (Output Template, Define Constraints)
19519 (Standard Names, Insn Splitting): Likewise.
19520 * doc/options.texi (Option properties): Likewise.
19521 * doc/passes.texi (Tree-SSA passes): Likewise.
19522 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19523 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19524 (File Names and DBX): Likewise.
19525 * doc/trouble.texi (Incompatibilities): Likewise.
19527 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19529 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19530 instruction is correct.
19532 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19534 Allow non-constant arguments to conversion intrinsics.
19535 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19536 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19537 * spu.c (print_operand): Handle 'v' and 'w'.
19538 (exp2_immediate_p, spu_gen_exp2): Define.
19539 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19540 spu_convtf_1): Update parameter descriptions.
19541 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19542 * constraints.md ('v', 'w'): New.
19543 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19545 (i2f, I2F): New define_mode_attr.
19546 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19547 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19548 fixuns_truncv4sfv4si2): Update to use mode attribute.
19549 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19550 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19551 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19552 patterns for combine.
19554 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19556 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19557 (cprop, hoist, pre, store_motion): New debug counters.
19558 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19559 is not an RTL pass anymore.
19560 (pass_profiling): Remove extern decl for pass removed in 2005.
19561 (pass_gcse, pass_jump_bypass): Remove.
19562 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19563 to 0 for clean state.
19564 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19565 * cse.c (gate_handle_cse_after_global_opts,
19566 rest_of_handle_cse_after_global_opts): New functions.
19567 (pass_cse_after_global_opts): New pass, does local CSE.
19568 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19569 (TV_CPROP): New timevar.
19570 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19571 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19572 (gcse_main, recompute_all_luids): Remove.
19573 (compute_hash_table_work): Call max_reg_num instead of reading
19575 (cprop_jump): Don't set run_jump_opt_after_gcse.
19576 (constprop_register): Always allow to alter jumps.
19577 (cprop_insn): Likewise.
19578 (do_local_cprop): Likewise.
19579 (local_cprop_pass): Likewise. Return non-zero if something changed.
19580 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19581 (find_implicit_sets): Add note about missed optimization opportunity.
19582 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19583 pass_rtl_cprop execute function.
19584 Don't bother tracking the pass number, each pass gets its own dumpfile
19586 Always allow to alter jumpsand bypass jumps.
19587 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19588 will just find no suitable set.
19589 (pre_edge_insert): Fix dumping, this function is for PRE only.
19590 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19591 pass_rtl_pre execute function.
19592 (hoist_code): Return non-zero if something changed. Keep track of
19593 substitutions and insertions for statistics gathering similar to PRE.
19594 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19595 called from the pass_rtl_hoist execute function. Show pass statistics.
19596 (compute_store_table): Use max_reg_num directly instead of using the
19597 formerly global max_gcse_regno.
19598 (build_store_vectors): Likewise.
19599 (replace_store_insn): Fix dumping.
19600 (store_motion): Rename to ...
19601 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19602 pass, called from the pass_rtl_store_motion execute function. Keep
19603 track of substitutions and insertions for statistics gathering similar
19605 (bypass_jumps): Remove, fold interesting bits into ...
19606 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19607 from the pass_rtl_cprop execute function.
19608 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19609 pass_jump_bypass): Remove.
19610 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19611 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19612 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19613 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19614 (gate_rtl_store_motion, execute_rtl_store_motion,
19615 pass_rtl_store_motion): New.
19616 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19617 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19618 * passes.c (init_optimization_passes): Remove pass_gcse and
19619 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19620 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19621 instead of pass_jump_bypass.
19623 2009-04-27 Richard Guenther <rguenther@suse.de>
19625 PR middle-end/39928
19626 * gimplify.c (gimplify_expr): If we are required to create
19627 a temporary make sure it ends up as register.
19629 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19632 * config/i386/i386.c (construct_container): Don't call
19633 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19634 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19636 2009-04-27 Michael Matz <matz@suse.de>
19638 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19639 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19640 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19641 (dump_replaceable_exprs): Take a bitmap.
19642 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19644 (expand_gimple_basic_block): Likewise.
19645 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19646 replaceable_expressions member a bitmap.
19647 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19648 (mark_replaceable): Likewise.
19649 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19650 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19652 2009-04-27 Richard Guenther <rguenther@suse.de>
19654 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19655 (verify_stmts): Dispatch to gimple/type verification code.
19656 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19657 issue with call argument types.
19659 2009-04-27 Michael Matz <matz@suse.de>
19661 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19662 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19665 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19666 Eric Botcazou <ebotcazou@adacore.com>
19668 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19669 a label's basic block.
19670 (mark_target_live_regs): Tidy and rework obsolete comments.
19671 Change back DF problem to LIVE. If a label starts a basic block,
19672 assume that all registers that used to be live then still are.
19673 (init_resource_info): If a label starts a basic block, set its
19674 BLOCK_FOR_INSN accordingly.
19675 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19677 2009-04-27 Richard Guenther <rguenther@suse.de>
19679 * tree-flow-inline.h (function_ann): Remove.
19680 (get_function_ann): Likewise.
19681 * tree-dfa.c (create_function_ann): Remove.
19682 * tree-flow.h (struct static_var_ann_d): Remove.
19683 (struct function_ann_d): Likewise.
19684 (union tree_ann_d): Remove fdecl member.
19685 (function_ann_t): Remove.
19686 (function_ann, get_function_ann, create_function_ann): Remove
19689 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19691 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19693 2009-04-27 Jan Hubicka <jh@suse.cz>
19695 * ipa-pure-const.c (struct funct_state_d): New fields
19696 state_previously_known, looping_previously_known; remove
19697 state_set_in_source.
19698 (analyze_function): Use new fields.
19699 (propagate): Avoid assumption that state_set_in_source imply
19702 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19703 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19704 * cfgloop.h (finite_loop_p): Declare.
19706 2009-04-26 Michael Matz <matz@suse.de>
19708 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19710 2009-04-26 Michael Matz <matz@suse.de>
19712 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19713 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19714 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19715 pass_mark_used_blocks): Remove.
19716 * tree-optimize.c (pass_free_datastructures,
19717 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19718 * passes.c (init_optimization_passes): Don't call
19719 pass_mark_used_blocks, remove dead code.
19721 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19723 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19724 * tree-ssa-live.h (register_ssa_partition): Likewise.
19726 2009-04-26 Michael Matz <matz@suse.de>
19729 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19730 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19731 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19733 (compare_pairs): Swap cost comparison.
19734 (coalesce_ssa_name): Don't use change_partition_var.
19735 * tree-nrv.c (struct nrv_data): Add modified member.
19736 (finalize_nrv_r): Set it.
19737 (tree_nrv): Use it to update statements.
19738 (pass_nrv): Require PROP_ssa.
19739 * tree-mudflap.c (mf_decl_cache_locals,
19740 mf_build_check_statement_for): Use make_rename_temp.
19741 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19742 * alias.c (find_base_decl): Handle SSA names.
19743 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19744 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19745 * rtl.h (set_reg_attrs_for_parm): Declare.
19746 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19747 to "optimized", remove unused locals at finish.
19748 (execute_free_datastructures): Make global, call
19749 delete_tree_cfg_annotations.
19750 (execute_free_cfg_annotations): Don't call
19751 delete_tree_cfg_annotations.
19753 * ssaexpand.h: New file.
19754 * expr.c (toplevel): Include ssaexpand.h.
19755 (expand_assignment): Handle SSA names the same as register variables.
19756 (expand_expr_real_1): Expand SSA names.
19757 * cfgexpand.c (toplevel): Include ssaexpand.h.
19758 (SA): New global variable.
19759 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19760 (SSAVAR): New macro.
19761 (set_rtl): New helper function.
19762 (add_stack_var): Deal with SSA names, use set_rtl.
19763 (expand_one_stack_var_at): Likewise.
19764 (expand_one_stack_var): Deal with SSA names.
19765 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19766 before unique numbers.
19767 (expand_stack_vars): Use set_rtl.
19768 (expand_one_var): Accept SSA names, add asserts for them, feed them
19769 to above subroutines.
19770 (expand_used_vars): Expand all partitions (without default defs),
19771 then only the local decls (ignoring those expanded already).
19772 (expand_gimple_cond): Remove edges when jumpif() expands an
19773 unconditional jump.
19774 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19775 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19777 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19778 members of SA; deal with PARM_DECL partitions here; expand
19779 all PHI nodes, free tree datastructures and SA. Commit instructions
19780 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19781 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19782 info and statements at start, collect garbage at finish.
19783 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19784 (VAR_ANN_PARTITION) Remove.
19785 (change_partition_var): Don't declare.
19786 (partition_to_var): Always return SSA names.
19787 (var_to_partition): Only accept SSA names.
19788 (register_ssa_partition): Only check argument.
19789 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19791 (delete_var_map): Don't free it.
19792 (var_union): Only accept SSA names, simplify.
19793 (partition_view_init): Mark only useful SSA names as used.
19794 (partition_view_fini): Only deal with SSA names.
19795 (change_partition_var): Remove.
19796 (dump_var_map): Use ssa_name instead of partition_to_var member.
19797 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19799 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19800 (struct _elim_graph): New member const_dests; nodes member vector of
19802 (set_location_for_edge): New static helper.
19803 (create_temp): Remove.
19804 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19805 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19806 (new_elim_graph): Allocate const_dests member.
19807 (clean_elim_graph): Truncate const_dests member.
19808 (delete_elim_graph): Free const_dests member.
19809 (elim_graph_size): Adapt to new type of nodes member.
19810 (elim_graph_add_node): Likewise.
19811 (eliminate_name): Likewise.
19812 (eliminate_build): Don't take basic block argument, deal only with
19813 partition numbers, not variables.
19814 (get_temp_reg): New static helper.
19815 (elim_create): Use it, deal with RTL temporaries instead of trees.
19816 (eliminate_phi): Adjust all calls to new signature.
19817 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19818 (rewrite_trees): Only do checking.
19819 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19820 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19821 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19822 contains_tree_r, MAX_STMTS_IN_LATCH,
19823 process_single_block_loop_latch, analyze_edges_for_bb,
19824 perform_edge_inserts): Remove.
19825 (expand_phi_nodes): New global function.
19826 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19827 functions, initialize new parameter, remember partitions having a
19829 (finish_out_of_ssa): New global function.
19830 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19831 don't reset in_ssa_p here, don't disable TER when mudflap.
19832 (pass_del_ssa): Remove.
19833 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19835 (execute_free_datastructures): Declare.
19836 * Makefile.in (SSAEXPAND_H): New variable.
19837 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19838 * basic-block.h (commit_one_edge_insertion): Declare.
19839 * passes.c (init_optimization_passes): Move pass_nrv and
19840 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19841 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19842 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19843 (redirect_branch_edge): Deal with super block when expanding, split
19844 out jump patching itself into ...
19845 (patch_jump_insn): ... here, new static helper.
19847 2009-04-26 Michael Matz <matz@suse.de>
19849 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19850 beyond num_ssa_names.
19851 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19852 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19854 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19856 PR inline-asm/39543
19857 * fwprop.c (forward_propagate_asm): New function.
19858 (forward_propagate_and_simplify): Propagate also into __asm, if it
19859 doesn't increase the number of referenced registers.
19862 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19864 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19866 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19867 note_nonlocal_vla_type for nonlocal VLAs.
19868 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19869 contains_remapped_vars, remap_vla_decls): New functions.
19870 (convert_nonlocal_reference_stmt): If not optimizing, call
19871 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19872 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19873 if it wasn't found in var_map.
19874 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19875 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19876 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19878 * gimplify.c (nonlocal_vlas): New variable.
19879 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19881 (gimplify_body): Create and destroy nonlocal_vlas.
19883 * dwarf2out.c (loc_descr_plus_const): New function.
19884 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19885 mem_loc_descriptor, loc_descriptor_from_tree_1,
19886 descr_info_loc, gen_variable_die): Use it.
19888 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19889 !TREE_STATIC VAR_DECLs.
19890 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19891 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19892 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19893 DECL_BY_REFERENCE is valid.
19894 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19895 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19896 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19897 Copy DECL_BY_REFERENCE.
19898 (struct nesting_copy_body_data): New type.
19899 (nesting_copy_decl): New function.
19900 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19901 if they have variable length.
19903 2009-04-26 Michael Matz <matz@suse.de>
19905 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19906 mark new temporaries for renaming.
19908 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19911 * c-decl.c (global_bindings_p): Return negative value.
19912 (c_variable_size): New. Based on variable_size from
19914 (grokdeclarator): Call c_variable_size not variable_size.
19916 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19918 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19920 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19922 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19923 Redefine it to just use mingw/include.
19924 (ASM_SPEC): Rules for -m32 and -m64.
19925 (LINK_SPEC): Use Likewise.
19926 (SPEC_32): New define.
19927 (SPEC_64): Likewise.
19928 (SUB_LINK_SPEC): Likewise.
19929 (MULTILIB_DEFAULTS): New define.
19930 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19931 Add multilib options.
19932 (MULTILIB_DIRNAMES): Likewise.
19933 (MULTILIB_OSDIRNAMES): Likewise.
19934 (LIBGCC): Likewise.
19935 (INSTALL_LIBGCC): Likewise.
19937 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19940 * c-tree.h (enum c_inline_static_type): New.
19941 (record_inline_static): Declare.
19942 * c-decl.c (struct c_inline_static, c_inline_statics,
19943 record_inline_static, check_inline_statics): New.
19944 (pop_file_scope): Call check_inline_statics.
19945 (start_decl): Call record_inline_static instead of pedwarning
19946 directly for static in inline function.
19947 * c-typeck.c (build_external_ref): Call record_inline_static
19948 instead of pedwarning directly for static referenced in inline
19951 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19953 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19954 not new but only being rescanned.
19955 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19956 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19957 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19958 record_set_info, compute_set, grealloc): Remove.
19959 (recompute_all_luids): New function.
19960 (gcse_main): Don't compute sets, and don't do related memory
19961 allocations/free-ing. If something changed before the end of the
19962 pass, update LUIDs using recompute_all_luids.
19963 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19964 (free_gcse_mem): Don't free it either.
19965 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19966 Use the df insn LUIDs.
19967 (load_killed_in_block): Likewise.
19968 (compute_hash_table_work): Don't compute reg_set_in_block.
19969 (compute_transp): Use DF_REG_DEF_CHAINs.
19970 (local_cprop_pass): Don't use compute_sets and related functions.
19971 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19972 Use get_max_uid() instead of max_cuid.
19973 (insert_insn_end_basic_block, pre_insert_copy_insn,
19974 update_ld_motion_stores): Don't try to
19975 keep reg_set tables up to date.
19976 (pre_insert_copies): Use df insn LUIDs.
19977 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19978 (reg_set_info): Don't use extra bitmap argument.
19979 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19980 information to compute regs_set_in_block.
19981 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19982 (bypass_jumps): Don't use compute_sets and friends.
19984 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19987 * opts.c (undocumented_msg): Do not leave blank even with
19990 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19992 * c-decl.c (build_enumerator): Allow values folding to integer
19993 constants but not integer constant expressions with a pedwarn if
19996 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19999 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20000 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20001 type is an integer constant.
20003 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20006 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20009 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20012 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20013 with variably modified return type and no storage class
20014 specifiers, except for the case of nested functions. Distinguish
20015 extern declarations of functions with variably modified return
20016 types from those of objects with variably modified types.
20018 2009-04-25 Jan Hubicka <jh@suse.cz>
20020 * tree.c (list_equal_p): New function.
20021 * tree.h (list_equal_p): Declare.
20022 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20023 basic_block_def, basic_block, const_basic_block): New.
20024 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20025 (redirect_eh_edge): New function.
20026 (make_eh_edge_update_phi): EH edges are not abnormal.
20027 * except.c: Include tree-flow.h.
20028 (list_match): New function.
20029 (eh_region_replaceable_by_p): New function.
20030 (replace_region): New function.
20031 (hash_type_list): New function.
20032 (hash_eh_region): New function.
20033 (eh_regions_equal_p): New function.
20034 (merge_peers): New function.
20035 (remove_unreachable_regions): Verify EH tree when checking;
20037 (copy_eh_region_1): New function.
20038 (copy_eh_region): New function.
20039 (push_reachable_handler): New function.
20040 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20041 regions without label but with live RESX.
20042 * except.h (redirect_eh_edge_to_label): New.
20043 * tree-flow.h (redirect_eh_edge): New.
20044 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20045 basic_block_def, basic_block, const_basic_block): Remove.
20046 * Makefile.in (except.o): Add dependency on tree-flow.h
20047 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20048 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20051 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20054 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20055 on the destination of memcpy.
20057 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20059 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20060 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20061 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20063 2009-04-25 Jan Hubicka <jh@suse.cz>
20065 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20066 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20067 to be reached by different label than left.
20068 (update_eh_edges): Update comment; remove edge_to_remove if possible
20069 and return true if suceeded.
20070 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20071 (cleanup_eh): Compute sharing map.
20072 * except.c (remove_eh_handler_and_replace): Add argument if we should
20074 (remove_unreachable_regions): Update for label sharing.
20075 (label_to_region_map): Likewise.
20076 (get_next_region_sharing_label): New function.
20077 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20079 (remove_eh_handler): Update.
20080 (remove_eh_region_and_replace_by_outer_of): New function.
20081 * except.h (struct eh_region): Add next_region_sharing_label.
20082 (remove_eh_region_and_replace_by_outer_of,
20083 get_next_region_sharing_label): Declare.
20084 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20086 2009-04-25 Jan Hubicka <jh@suse.cz>
20088 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20089 insert code even if they are not critical.
20091 2009-04-25 Jan Hubicka <jh@suse.cz>
20093 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20094 (gimple_can_remove_branch_p): EH edges won't remove branch by
20096 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20097 updating of non-abnormal EH edges.
20098 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20099 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20100 (split_critical_edges): Split also edges where emitting code on them
20101 will lead to splitting later.
20103 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20104 H.J. Lu <hongjiu.lu@intel.com>
20107 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20108 the configured assembler supports fildq and fistpq mnemonics.
20109 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20110 * configure: Regenerated.
20111 * config.in: Ditto.
20113 * config/i386/i386.c (print_operand): Handle 'Z'.
20114 ['z']: Remove handling of special fild/fist suffixes.
20115 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20116 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20117 suffix of fild insn.
20118 (*floatsi<mode>2_vector_mixed): Ditto.
20119 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20120 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20121 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20122 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20123 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20125 2009-04-25 Ben Elliston <bje@au.ibm.com>
20127 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20128 the source of a set operation.
20130 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20132 * target.h (struct gcc_target): Add case_values_threshold field.
20133 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20134 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20135 * targhooks.c (default_case_values_threshold): New function.
20136 * targhooks.h (default_case_values_threshold): Declare function.
20137 * stmt.c (expand_case): Use case_values_threshold target hook.
20138 * expr.h (case_values_threshold): Remove declartation.
20139 * expr.c (case_values_threshold): Remove function.
20140 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20142 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20143 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20144 (avr_case_values_threshold): Declare as static.
20145 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20147 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20148 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20149 (mn10300_case_values_threshold): New function.
20151 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20153 * ira.c (setup_cover_and_important_classes): Add enum cast.
20155 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20157 * genpreds.c (write_enum_constraint_num): Output definition of
20158 CONSTRAINT_NUM_DEFINED_P macro.
20159 * ira.c (setup_cover_and_important_classes): Use
20160 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20162 2009-04-24 DJ Delorie <dj@redhat.com>
20164 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20165 __SH2A_SINGLE_ONLY__ also.
20167 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20169 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20170 (movdf_internal): Ditto.
20171 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20172 SFmode and DFmode constants.
20173 (ia64_print_operand): Add 'G' format for printing
20174 floating point constants.
20176 2009-04-24 Richard Guenther <rguenther@suse.de>
20178 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20179 from unsigned additions.
20181 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20183 * c-typeck.c (set_init_index): Allow array designators that are
20184 not integer constant expressions with a pedwarn if pedantic.
20186 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20188 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20189 zero if no overlap in nonzero bits between the operands.
20191 2009-04-24 Ian Lance Taylor <iant@google.com>
20193 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20194 (record_dead_and_set_regs): Likewise.
20195 * df.h (struct df_mw_hardreg): Change flags field to int.
20196 (struct df_base_ref): Likewise.
20197 (struct df): Change changeable_flags field to int.
20198 * df-scan.c (df_defs_record): Change clobber_flags to int.
20199 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20200 constants rather than #define macros.
20201 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20202 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20203 (enum dwarf_calling_convention): Likewise.
20204 (enum dwarf_line_number_x_ops): Likewise.
20205 (enum dwarf_call_frame_info): Likewise.
20206 (enum dwarf_source_language): Likewise.
20207 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20208 (add_calling_convention_attribute): Likewise.
20209 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20210 (combine_comparisons): Change compcode to int. Add cast to enum type.
20211 * genrecog.c (maybe_both_true_2): Change c to int.
20212 (write_switch): Likewise. Add cast to enum type.
20213 * gimplify.c (gimplify_omp_for): Handle return values from
20214 gimplify_expr using MIN rather than bitwise or.
20215 (gimplify_expr): Add cast to enum type.
20216 * ipa-prop.c (update_jump_functions_after_inlining): Change
20217 IPA_BOTTOM to IPA_JF_UNKNOWN.
20218 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20219 Add casts to enum type.
20220 (setup_cover_and_important_classes): Change cl to int. Add casts
20222 (setup_class_translate): Change cl and mode to int.
20223 (ira_init_once): Change mode to int.
20224 (free_register_move_costs): Likewise.
20225 (setup_prohibited_mode_move_regs): Add casts to enum type.
20226 * langhooks.c (add_builtin_function_common): Rework assertion that
20227 value fits bitfield.
20228 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20229 * omega.c (omega_do_elimination): Avoid math on enum types.
20230 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20231 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20232 int local to handle integral_argment value.
20233 * regmove.c (try_auto_increment): Change PUT_MODE to
20235 * reload.c (push_secondary_reload): Add casts to enum type.
20236 (secondary_reload_class, find_valid_class): Likewise.
20237 * reload1.c (emit_input_reload_insns): Likewise.
20238 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20239 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20240 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20242 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20243 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20245 (expand_complex_libcall): Add casts to enum type.
20246 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20247 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20248 with ERROR_MARK, not NUM_TREE_CODES.
20249 (vect_create_epilog_for_reduction): Likewise.
20250 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20251 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20252 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20254 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20255 vect_unused_in_loop. Change 0 to loop_vect.
20256 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20257 * var-tracking.c (get_init_value): Change return type to enum
20259 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20260 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20262 (arm_override_options): Add casts to enum type.
20263 (arm_emit_tls_decoration): Likewise.
20264 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20266 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20267 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20268 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20270 * config/s390/s390.c (code_for_builtin_64): Change to array of
20272 (code_for_builtin_31): Likewise.
20273 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20275 * config/sparc/sparc.c (sparc_override_options): Change value
20276 field in struct code_model to enum cmodel. In initializer change
20277 0 to NULL and add cast to enum type.
20279 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20280 Change all callers. Issue a -Wc++-compat warning using
20281 lhs_origtype if necessary.
20282 (convert_for_assignment): Issue -Wc++-compat warnings about
20283 invalid conversions to enum type on assignment.
20284 * c-common.h (build_modify_expr): Update declaration.
20286 2009-04-24 Nick Clifton <nickc@redhat.com>
20288 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20289 (function_arg_advance): Likewise.
20290 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20293 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20295 * config/s390/constraints.md ('I', 'J'): Fix condition.
20297 2009-04-24 Diego Novillo <dnovillo@google.com>
20299 * gengtype-parse.c (parse_error): Add newline after message.
20301 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20303 * config/i386/sse.md (avxmodesuffixs): Removed.
20304 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20305 (*avx_pinsr<ssevecsize>): This.
20307 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20309 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20310 follow chains of regs with a single definition, and allow expressions
20311 that are function_invariant_p.
20312 (simple_rhs_p): Allow expressions that are function_invariant_p.
20314 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20316 PR middle-end/39867
20317 * fold-const.c (fold_cond_expr_with_comparison): When folding
20318 > and >= to MAX, make sure the MAX uses the same type as the
20319 comparison's operands.
20321 2009-04-24 Nick Clifton <nickc@redhat.com>
20323 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20324 addressing for DImode accesses.
20325 (frv_print_operand_address): Handle PLUS case.
20326 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20328 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20330 PR rtl-optimization/39794
20331 * alias.c (canon_true_dependence): Add x_addr argument.
20332 * rtl.h (canon_true_dependence): Adjust prototype.
20333 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20334 * cselib.c (cselib_invalidate_mem): Likewise.
20335 * gcse.c (compute_transp): Likewise.
20336 * dse.c (scan_reads_nospill): Likewise.
20337 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20338 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20339 canon_base_addr of the group, plus optional offset.
20340 (struct group_info): Rename canon_base_mem to
20342 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20343 canon_rtx of base_mem.
20345 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20347 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20348 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20350 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20352 * config/spu/spu-builtins.h: Delete file.
20354 * config/spu/spu.h (enum spu_builtin_type): Move here from
20356 (struct spu_builtin_description): Likewise. Add GTY marker.
20357 Do not use enum spu_function_code or enum insn_code.
20358 (spu_builtins): Add extern declaration.
20360 * config/spu/spu.c: Do not include "spu-builtins.h".
20361 (enum spu_function_code, enum spu_builtin_type_index,
20362 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20363 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20364 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20365 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20366 (spu_builtin_types): Make static. Add GTY marker.
20367 (spu_builtins): Add extern declaration with GTY marker.
20368 Include "gt-spu.h".
20370 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20371 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20372 Check programmatically whether all parameters are scalar.
20374 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20376 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20378 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20379 assignment from the constructor either if the target is volatile.
20381 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20383 * config/arm/arm.md (insv): Do not share operands[0].
20385 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20387 * config/vxlib-tls.c (active_tls_threads): Delete.
20388 (delete_hook_installed): New.
20389 (tls_delete_hook): Don't delete the delete hook.
20390 (tls_destructor): Delete it here.
20391 (__gthread_set_specific): Adjust installing the delete hook.
20392 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20393 __gthread_leave_tsd_dtor_context.
20395 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20397 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20399 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20401 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20403 (alpha_rtx_costs): Ditto.
20404 (emit_unlikely_jump): Use add_reg_note.
20405 (emit_frame_store_1): Ditto.
20406 (alpha_expand_prologue): Ditto.
20407 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20408 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20410 2009-04-23 Nick Clifton <nickc@redhat.com>
20412 * config/v850/v850.md (epilogue): Remove suppressed code.
20413 (return): Rename to return_simple and remove test of frame size.
20414 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20415 to gen_return_simple.
20417 2009-04-22 Jing Yu <jingyu@google.com>
20420 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20422 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20425 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20426 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20427 value is a VECTOR_CST, the element type is the element type of the
20430 2009-04-22 DJ Delorie <dj@redhat.com>
20432 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20434 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20436 * alias.c (find_base_term): Move around LO_SUM case, so that
20437 CONST falls through into PLUS/MINUS handling.
20440 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20441 into 0, use omit_one_operand.
20443 2009-04-23 Ben Elliston <bje@au.ibm.com>
20445 * config/rs6000/linux-unwind.h (get_regs): Remove type
20446 puns. Change the type of `pc' to an array of unsigned ints and
20447 update all users. Constify frame24.
20449 2009-04-22 DJ Delorie <dj@redhat.com>
20451 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20452 declarations before code.
20453 (current_function_special_page_vector): Likewise.
20454 (m32c_expand_insv): Silence a warning.
20456 2009-04-21 Taras Glek <tglek@mozilla.com>
20458 * alias.c: Update GTY annotations to new syntax.
20459 * basic-block.h: Likewise.
20460 * bitmap.h: Likewise.
20461 * c-common.h: Likewise.
20462 * c-decl.c: Likewise.
20463 * c-parser.c: Likewise.
20464 * c-pragma.c: Likewise.
20465 * c-tree.h: Likewise.
20466 * cfgloop.h: Likewise.
20467 * cgraph.h: Likewise.
20468 * config/alpha/alpha.c: Likewise.
20469 * config/arm/arm.h: Likewise.
20470 * config/avr/avr.h: Likewise.
20471 * config/bfin/bfin.c: Likewise.
20472 * config/cris/cris.c: Likewise.
20473 * config/darwin.c: Likewise.
20474 * config/frv/frv.c: Likewise.
20475 * config/i386/i386.c: Likewise.
20476 * config/i386/i386.h: Likewise.
20477 * config/i386/winnt.c: Likewise.
20478 * config/ia64/ia64.h: Likewise.
20479 * config/iq2000/iq2000.c: Likewise.
20480 * config/mips/mips.c: Likewise.
20481 * config/mmix/mmix.h: Likewise.
20482 * config/pa/pa.c: Likewise.
20483 * config/pa/pa.h: Likewise.
20484 * config/rs6000/rs6000.c: Likewise.
20485 * config/s390/s390.c: Likewise.
20486 * config/sparc/sparc.c: Likewise.
20487 * config/xtensa/xtensa.c: Likewise.
20488 * cselib.h: Likewise.
20489 * dbxout.c: Likewise.
20490 * dwarf2out.c: Likewise.
20491 * except.c: Likewise.
20492 * except.h: Likewise.
20493 * fixed-value.h: Likewise.
20494 * function.c: Likewise.
20495 * function.h: Likewise.
20496 * gimple.h: Likewise.
20497 * integrate.c: Likewise.
20498 * optabs.c: Likewise.
20499 * output.h: Likewise.
20500 * real.h: Likewise.
20502 * stringpool.c: Likewise.
20503 * tree-data-ref.c: Likewise.
20504 * tree-flow.h: Likewise.
20505 * tree-scalar-evolution.c: Likewise.
20506 * tree-ssa-address.c: Likewise.
20507 * tree-ssa-alias.h: Likewise.
20508 * tree-ssa-operands.h: Likewise.
20509 * tree.c: Likewise.
20510 * tree.h: Likewise.
20511 * varasm.c: Likewise.
20512 * varray.h: Likewise.
20514 * coretypes.h: Do not define GTY macro if it is already defined.
20515 * doc/gty.texi: Update GTY documentation to new syntax.
20516 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20517 annotations on structs.
20518 * gengtype-parse.c: Likewise.
20520 2009-04-22 Mark Heffernan <meheff@google.com>
20522 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20524 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20526 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20529 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20531 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20532 the same as a PLUS without a shift. Increase the cost of a
20535 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20537 * Makefile.in: Update dependencies.
20538 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20539 * errors.h: Remove bogus comment about compatibility.
20540 (warning): Update declaration.
20541 * genautomata.c: Update all calls to warning.
20542 * gimple.c: Do not include errors.h. Include toplev.h.
20543 * tree-ssa-structalias.c: Do not include errors.h.
20544 * omega.c: Likewise.
20545 * tree-ssa-reassoc.c: Likewise.
20546 * config/spu/spu-c.c: Likewise.
20547 * config/spu/t-spu-elf: Update dependencies.
20549 2009-04-22 Richard Guenther <rguenther@suse.de>
20551 PR tree-optimization/39824
20552 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20553 make sure the types are compatible.
20555 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20558 * c-common.c (c_parse_error): Take a token_flags parameter.
20559 Use token_type for the token type instead.
20560 Pass token_flags to cpp_type2name.
20561 * c-common.h (c_parse_error): Update declaration.
20562 * c-parser.c (c_parser_error): Pass 0 as token flags.
20564 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20566 PR rtl-optimization/39580
20567 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20569 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20571 * function.c (expand_function_end): Do not emit a jump to the "naked"
20572 return label for fall-through returns.
20573 * except.c (sjlj_emit_function_exit): Always place the call to the
20574 unregister function at the location installed by expand_function_end.
20576 2009-04-22 Richard Guenther <rguenther@suse.de>
20578 PR tree-optimization/39845
20579 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20580 (gen_inbound_check): Likewise.
20582 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20584 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20586 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20587 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20589 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20591 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20592 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20593 shift counts to avoid out-of-bounds array accesses.
20595 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20597 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20598 (Pmode): Move above.
20600 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20602 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20603 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20604 GET_CODE macro. Use IN_RANGE macro where appropriate.
20605 * config/alpha/alpha.h: Ditto.
20606 * config/alpha/alpha.md: Ditto.
20607 * config/alpha/constraints.md: Ditto.
20608 * config/alpha/predicates.md: Ditto.
20610 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20612 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20613 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20614 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20615 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20616 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20617 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20618 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20619 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20620 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20621 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20622 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20623 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20624 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20625 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20626 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20627 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20628 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20629 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20630 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20631 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20632 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20633 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20634 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20635 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20636 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20637 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20638 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20640 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20642 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20643 references from comments.
20644 * cfgbuild.c: (count_basic_blocks): Delete.
20645 (find_basic_blocks_1): Delete.
20646 (find_basic_blocks): Delete.
20647 * except.c (finish_eh_generation): Make static. Move comment from
20648 except.h here. Remove find_basic_blocks references from comments.
20649 * except.h (finish_eh_generation): Delete.
20650 * basic-block.h (find_basic_blocks): Delete.
20651 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20653 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20655 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20656 (sdbout_parms): Likewise.
20658 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20660 * config/sh/sh.c (prepare_cbranch_operands): Use
20661 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20662 (expand_cbranchdi4): Likewise.
20663 (from_compare): Add cast to enum type.
20664 (expand_cbranchsi4): Use add_reg_note.
20665 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20666 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20667 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20668 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20669 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20670 instead of CODE_FOR_nothing.
20671 (cbranchdi4): Likewise. Fix the order of arguments for
20673 (push_fpscr): Use add_reg_note.
20674 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20675 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20677 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20679 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20680 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20681 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20682 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20683 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20684 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20685 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20686 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20687 config/alpha/x-vms, config/arc/t-arc,
20688 config/arm/README-interworking, config/arm/arm-c.c,
20689 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20690 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20691 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20692 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20693 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20694 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20695 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20696 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20697 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20698 config/cris/t-elfmulti, config/crx/t-crx,
20699 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20700 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20701 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20702 config/h8300/t-h8300, config/i386/athlon.md,
20703 config/i386/darwin-libgcc.10.4.ver,
20704 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20705 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20706 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20707 config/i386/t-linux64, config/i386/t-nwld,
20708 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20709 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20710 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20711 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20712 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20713 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20714 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20715 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20716 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20717 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20718 config/m68k/t-uclinux, config/mcore/t-mcore,
20719 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20720 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20721 config/mips/crtn.asm, config/mips/irix-crti.asm,
20722 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20723 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20724 config/mips/mips-fixed.md, config/mips/sb1.md,
20725 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20726 config/mips/t-iris6, config/mips/t-isa3264,
20727 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20728 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20729 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20730 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20731 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20732 config/mn10300/t-linux, config/mn10300/t-mn10300,
20733 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20734 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20735 config/picochip/libgccExtras/clzsi2.asm,
20736 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20737 config/rs6000/darwin-libgcc.10.4.ver,
20738 config/rs6000/darwin-libgcc.10.5.ver,
20739 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20740 config/rs6000/t-aix43, config/rs6000/t-aix52,
20741 config/rs6000/t-darwin, config/rs6000/t-fprules,
20742 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20743 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20744 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20745 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20746 config/rs6000/t-rtems, config/rs6000/t-spe,
20747 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20748 config/score/t-score-elf, config/sh/divcost-analysis,
20749 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20750 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20751 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20752 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20753 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20754 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20755 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20756 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20757 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20758 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20759 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20760 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20761 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20762 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20763 * config/h8300/genmova.sh: Include copyright and license notices
20764 in generated output.
20765 * config/h8300/mova.md: Regenerate.
20766 * doc/install.texi2html: Include word "Copyright" in copyright
20767 notice and use name "Free Software Foundation, Inc.".
20768 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20769 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20770 ChangeLog-2007, ChangeLog-2008: Correct dates.
20772 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20774 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20775 NE_EXPR operations as well.
20776 * c-parser.c (c_parser_condition): Do not set location information on
20778 (c_parser_conditional_expression): Likewise.
20779 (c_parser_binary_expression): Set location information on operators.
20780 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20781 TRUTH_NOT_EXPR has been folded.
20782 * fold-const.c (fold_truth_not_expr): Copy location information from
20783 the incoming expression to the outgoing one.
20784 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20785 recursive calls on the LHS of the operator but pass that of the
20786 operator to recursive calls on the RHS of the operator. Set it
20788 (shortcut_cond_expr): Set the locus of the operator on the second
20789 COND_EXPR and that of the expression on the first in degenerate cases.
20790 Pass the locus of the expression to calls to shortcut_cond_r.
20791 Set the locus of the 'then' block on the associated jump, if any.
20792 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20793 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20794 expression to call to gimplify_boolean_expr.
20796 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20798 * config.gcc: Add additional configuration for
20799 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20800 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20801 (CPP_SPEC): Redefine for allowing -municode option.
20802 (STARTFILE_SPEC): Likewise.
20803 * config/i386/t-mingw-w64: New.
20804 * config/i386/mingw-w64.opt: New.
20805 (municode): Add new target option.
20806 * doc/invoke.texi (municode): Add documentation for new option.
20808 2009-04-21 Ian Lance Taylor <iant@google.com>
20810 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20811 Correct test for number of arguments.
20812 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20814 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20816 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20817 argument of emit_library_call.
20819 2009-04-21 Richard Guenther <rguenther@suse.de>
20821 PR middle-end/39829
20822 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20823 inside VIEW_CONVERT_EXPRs.
20825 2009-04-21 Martin Jambor <mjambor@suse.cz>
20827 * tree-switch-conversion.c (build_constructors): Split a long line.
20828 (constructor_contains_same_values_p): New function.
20829 (build_one_array): Create assigns of constants if possible, do not
20830 call mark_sym_for_renaming, call update_stmt.
20831 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20832 make_rename_temp. Do not call mark_symbols_for_renaming, call
20834 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20835 find_new_referenced_vars, call update_stmt.
20836 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20837 instead of calling make_rename_temp. Do not call
20838 find_new_referenced_vars or mark_symbols_for_renaming, call
20841 2009-04-21 Richard Guenther <rguenther@suse.de>
20843 PR tree-optimization/39827
20844 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20845 (tree_ssa_phiprop): Pass the correct array size.
20847 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20849 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20851 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20854 * c-typeck.c (lvalue_p): Move declaration ...
20855 * c-common.h (lvalue_p): ... to here.
20856 * c-common.c (candidate_equal_p): New.
20857 (add_tlist): Use it.
20858 (merge_tlist): Use it.
20859 (warn_for_collisions_1): Likewise.
20860 (warning_candidate_p): Accept more candidates.
20861 (verify_tree): A warning candidate can be an expression. Use
20864 2009-04-21 Ben Elliston <bje@au.ibm.com>
20867 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20868 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20869 options. Remove -mcall-solaris documentation.
20871 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20874 * doc/invoke.texi (-Wlong-long): Update description.
20875 * c-lex (interpret_integer): Only warn if there was no previous
20876 overflow and -Wlong-long is enabled.
20877 * c-decl.c (declspecs_add_type): Drop redundant flags.
20878 * c.opt (Wlong-long): Init to -1.
20879 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20880 and front-end warn_long_long. Wlong-long only depends on other
20881 flags if it is uninitialized.
20882 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20883 the same for CPP and FE.
20884 (restore_extension_diagnostics): Likewise.
20886 2009-04-20 Ian Lance Taylor <iant@google.com>
20888 Fix enum conversions which are invalid in C++:
20889 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20890 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20891 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20892 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20893 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20894 (dbxout_parms): Likewise.
20895 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20896 (df_clear_flags): Likewise.
20897 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20898 top_flag parameter to int.
20899 (df_chain_create_bb_process_use): Likewise.
20900 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20902 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20903 (df_ref_create_structure, df_def_record_1): Likewise.
20904 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20905 (df_notes_rescan): Change 0 to VOIDmode in function call.
20906 (df_get_call_refs, df_insn_refs_collect): Likewise.
20907 (df_bb_regs_collect): Likewise.
20908 (df_entry_block_defs_collect): Likewise.
20909 (df_exit_block_uses_collect): Likewise.
20910 * df.h: Update declarations.
20911 * double-int.c (double_int_divmod): Add cast to enum type.
20912 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20913 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20914 (based_loc_descr): Likewise.
20915 (loc_descriptor_from_tree_1): Change first_op and second_op to
20916 enum dwarf_location_atom. Add cast to enum type.
20917 * expmed.c (init_expmed): Change 0 to SET in function call.
20918 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20919 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20920 (do_store_flag): Likewise.
20921 * fixed-value.h (struct fixed_value): Change mode to enum
20923 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20924 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20926 (insert_insn_decl, insert_decl, insert_state): Likewise.
20927 (automata_list_finish): Likewise.
20928 * genrecog.c (process_define_predicate): Add cast to enum type.
20929 * gensupport.c (init_predicate_table): Add cast to enum type.
20930 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20932 (gimple_build_call_1, gimple_build_label): Likewise.
20933 (gimple_build_goto, gimple_build_asm_1): Likewise.
20934 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20935 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20936 (enum fallback): Rename from enum fallback_t.
20937 (fallback_t): Typedef as int.
20938 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20939 GSI_SAME_STMT in function call.
20940 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20942 (setup_reg_class_relations): Likewise.
20943 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20944 (setup_prohibited_class_mode_regs): Add cast to enum type.
20945 (setup_prohibited_mode_move_regs): Likewise.
20946 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20947 (record_address_regs): Change i to enum reg_class.
20948 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20949 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20950 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20951 (GET_MODE_2XWIDER_MODE): Likewise.
20952 (GET_CLASS_NARROWEST_MODE): Likewise.
20953 * omp-low.c (expand_omp_for): Add cast to enum type.
20954 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20955 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20956 * postreload.c (reload_cse_simplify_operands): Change rclass local
20958 * predict.c (combine_predictions_for_insn): Change best_predictor
20959 and predictor to enum br_predictor.
20960 (combine_predictions_for_bb): Likewise.
20961 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20962 use SET_PREDICT_EXPR_OUTCOME.
20963 * real.c (real_arithmetic): Change icode to code in function call.
20964 * reginfo.c (init_move_cost): Add casts to enum type.
20965 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20966 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20968 * reload.c (find_valid_class): Add casts to enum type.
20969 (push_reload): Change 0 to NO_REGS in function call.
20970 (find_reloads): Change this_alternative to array of enum
20971 reg_class. Remove some now-unnecessary casts.
20972 (make_memloc): Change 0 to VOIDmode in function call.
20973 * reload1.c (reload): Change 0 to VOIDmode in function call.
20974 (eliminate_regs_1, elimination_effects): Likewise.
20975 (eliminate_regs_in_insn): Likewise.
20976 (emit_input_reload_insns): Add cast to enum type.
20977 (delete_output_reload): Change 0 to VOIDmode in function call.
20978 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20979 to enum type in function call.
20980 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20981 (SET_PREDICT_EXPR_OUTCOME): Define.
20982 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20983 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20984 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20985 (dump_function): Likewise.
20986 * tree-dump.h: Update declarations.
20987 * tree-pass.h: Update declarations.
20988 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20989 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20991 (arm_rtx_costs_1): Correct parenthesization.
20992 (arm_rtx_costs): Add casts to enum type.
20993 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20994 (vfp_emit_fstmd): Use add_rg_note.
20995 (emit_multi_reg_push, emit_sfm): Likewise.
20996 (thumb_set_frame_pointer): Likewise.
20997 (arm_expand_prologue): Likewise.
20998 (arm_regno_class): Change return type to enum reg_class.
20999 (thumb1_expand_prologue): Use add_reg_note.
21000 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21001 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21003 * config/arm/gentune.sh: Add cast to enum type.
21004 * config/arm/arm-tune.md: Rebuild.
21005 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21006 (ix86_split_fp_branch, predict_jump): Likewise.
21007 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21008 insn_code to enum rtx_code.
21009 (ix86_builtin_vectorized_function): Add cast to enum type.
21010 * config/i386/i386.md (truncdfsf2): Change slot to enum
21012 (truncxf<mode>2, isinf<mode>2): Likewise.
21013 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21015 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21016 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21017 (insert_bundle_state): Change 1 to INSERT in function call.
21018 (ia64_add_bundle_selector_before): Likewise.
21019 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21020 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21021 (restore_stack_nonlocal): Likewise.
21022 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21024 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21026 (mips_rtx_costs): Likewise.
21027 (mips_override_options): Add casts to enum type.
21028 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21030 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21031 (store_reg, set_reg_plus_d): Likewise.
21032 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21033 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21035 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21037 (emit_unlikely_jump): Use add_reg_note.
21038 (rs6000_emit_allocate_stack): Likewise.
21039 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21040 (output_toc): Change 1 to INSERT in function call.
21041 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21042 (rs6000_initialize_trampoline): Likewise.
21043 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21045 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21046 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21047 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21048 (save_gprs): Use add_reg_note.
21049 (s390_emit_prologue): Likewise.
21050 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21051 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21052 (sparc_fold_builtin): Add cast to enum type.
21053 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21055 (spu_expand_prologue): Use add_reg_note.
21056 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21058 2009-04-20 Ian Lance Taylor <iant@google.com>
21060 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21061 (c_parser_postfix_expression_after_primary): Get VEC for list of
21062 arguments. Get original types of arguments. Call
21063 build_function_call_vec.
21064 (cached_expr_list_1, cached_expr_list_2): New static variables.
21065 (c_parser_expr_list): Change return type to VEC *. Add
21066 p_orig_types parameter. Change all callers.
21067 (c_parser_release_expr): New static function.
21068 (c_parser_vec_to_tree_list): New static function.
21069 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21070 call build_function_call_vec.
21071 (build_function_call_vec): New function, based on old
21072 build_function_call.
21073 (convert_arguments): Remove nargs and argarray parameters. Change
21074 values to a VEC. Add origtypes parameter.
21075 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21076 (convert_for_assignment): Add origtype parameter. Change all
21077 callers. If warn_cxx_compat, check for conversion to an enum
21078 type when calling a function.
21079 (store_init_value): Add origtype parameter. Change all callers.
21080 (digest_init): Likewise.
21081 (struct init_node): Add origtype field.
21082 (add_pending_init): Add origtype parameter. Change all callers.
21083 (output_init_element): Likewise.
21084 (output_pending_init_elements): Pass origtype from init_node to
21085 output_init_element.
21086 (process_init_element): Pass origtype from c_expr to
21087 output_init_element.
21088 (c_finish_return): Add origtype parameter. Change all callers.
21089 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21091 (sync_resolve_params): Likewise.
21092 (sync_resolve_return): Change params to first_param. Change caller.
21093 (resolve_overloaded_builtins): Change params to VEC *. Change
21094 callers. Save first parameter around call to build_function_call_vec.
21095 * c-decl.c (finish_decl): Add origtype parameter. Change all
21096 callers. Call build_function_call_vec rather than
21097 build_function_call for cleanup.
21098 * c-tree.h: Update declarations.
21099 * c-common.h: Update declarations.
21100 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21101 params to first_param.
21102 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21103 params parameter from tree to void *.
21104 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21105 Change arglist parameter to have type void *, and to be a pointer
21107 * config/rs6000/rs6000-protos.h
21108 (altivec_resolve_overloaded_builtin): Update declaration.
21109 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21110 fnargs parameter to have type void *, and to be a pointer to a
21111 VEC. Call build_function_call_vec instead of
21112 build_function_call.
21113 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21115 2009-04-20 Joey Ye <joey.ye@intel.com>
21116 Xuepeng Guo <xuepeng.guo@intel.com>
21117 H.J. Lu <hongjiu.lu@intel.com>
21119 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21121 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21122 (IX86_LEA_PRIORITY): Likewise.
21123 (distance_non_agu_define): New function.
21124 (distance_agu_use): Likewise.
21125 (ix86_lea_for_add_ok): Likewise.
21126 (ix86_dep_by_shift_count): Likewise.
21128 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21129 should split for LEA.
21131 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21133 (ix86_dep_by_shift_count): Likewise.
21135 2009-04-20 Richard Guenther <rguenther@suse.de>
21137 * expr.c (handled_component_p): Move ...
21138 * tree.h (handled_component_p): ... here.
21139 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21140 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21141 and REALPART_EXPR to be in one group.
21143 2009-04-20 Richard Guenther <rguenther@suse.de>
21145 * basic-block.h (get_all_dominated_blocks): Declare.
21146 * dominance.c (get_all_dominated_blocks): New function.
21147 * tree-cfg.c (get_all_dominated_blocks): Remove.
21148 (remove_edge_and_dominated_blocks): Adjust.
21149 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21150 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21151 instead of recursing.
21153 2009-04-20 Doug Kwan <dougkwan@google.com>
21155 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21156 (struct cgraph_node_set_def): New type.
21157 (cgraph_node_set) New type. Also declare vector functions.
21158 (struct cgraph_node_set_element_def): New type.
21159 (cgraph_node_set_element): Ditto.
21160 (cgraph_node_set_iterator): New iterator type.
21161 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21162 cgraph_node_set_remove, dump_cgraph_node_set,
21163 debug_cgraph_node_set): New prototypes.
21164 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21165 cgraph_node_set_size): New inlines.
21166 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21167 including cgraph.h.
21168 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21169 argument to function 'write_summary'.
21170 * ipa.c: Include ggc.h.
21171 (hash_cgraph_node_set_element,
21172 eq_cgraph_node_set_element, cgraph_node_set_new,
21173 cgraph_node_set_add, cgraph_node_set_remove,
21174 cgraph_node_set_find, dump_cgraph_node_set,
21175 debug_cgraph_node_set): New functions.
21176 * Makefile.in (ipa.o): Add dependency on GGC_H.
21178 2009-04-20 Ira Rosen <irar@il.ibm.com>
21180 PR tree-optimization/39675
21181 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21182 check of the return code of vect_schedule_slp. Check that
21183 stmt_vec_info still exists for the statement, before checking its
21184 vectorization type.
21186 2009-04-20 Michael Matz <matz@suse.de>
21188 * Makefile.in (generated_files): Take out $(simple_generated_c).
21190 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21192 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21193 (UINTPTR_TYPE): Likewise.
21195 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21198 * c-typeck.c (digest_init): Check for initializing an array with a
21201 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21204 * c-semantics.c (pop_stmt_list): Propagate
21205 STATEMENT_LIST_HAS_LABEL to parent statement list.
21207 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21209 * config/mips/mips.h (mips_tune_attr): New macro.
21210 * config/mips/mips.md (cpu): Use it.
21212 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21215 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21218 2009-04-19 Diego Novillo <dnovillo@google.com>
21220 * toplev.c (compile_file): Move call to coverage_finish ...
21221 * cgraphunit.c (ipa_passes): ... here.
21222 Call cgraph_process_new_functions.
21223 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21224 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21226 2009-04-19 Jan Hubicka <jh@suse.cz>
21228 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21230 (dump_cgraph_node): Dump can throw external flag.
21231 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21233 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21237 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21238 * common.opt (Wlogical-op): Move from here...
21239 * c.opt (Wlogical-op): ... to here.
21240 * c-typeck.c (parser_build_binary_op): Update call to
21241 warn_logical_operator.
21242 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21244 * c-common.c (warn_logical_op): Update.
21245 * c-common.h (warn_logical_op): Update declaration.
21247 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21249 * tree.c (protected_set_expr_location): Fix formatting.
21251 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21254 * c-typeck.c (readonly_warning): new.
21255 (build_unary_op, build_modify_expr): Use readonly_warning for
21256 storing into something readonly but not const-qualified.
21258 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21261 * c-typeck.c (build_unary_op): Check for taking address of
21262 expression of type void.
21264 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21267 * c-typeck.c (build_function_call): Check for calling a function
21268 with qualified void return types. Call require_complete_type when
21271 2009-04-18 Jan Hubicka <jh@suse.cz>
21273 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21275 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21276 can_throw_external flag.
21277 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21278 * ipa-pure-const.c (ignore_edge): New function.
21279 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21280 only over can_throw_external edges.
21281 (local_pure_const): Add nothrow flag.
21282 * ipa-utils.c (searchc): Add ignore_edge callback.
21283 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21284 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21285 (set_nothrow_function_flags): Update cgraph.
21286 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21288 2009-04-18 Richard Guenther <rguenther@suse.de>
21290 PR middle-end/39804
21291 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21292 (fold_stmt): ... this and ...
21293 (fold_stmt_inplace): ... this.
21294 (fold_stmt_1): Fold references in calls and asms.
21295 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21297 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21299 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21300 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21302 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21304 * tree.c (function_args_count): Remove.
21305 * tree.h: Remove the prototype for function_args_count.
21307 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21309 * tree-iterator.c (expr_only): Remove.
21310 * tree.h: Remove the prototype for expr_only.
21312 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21314 * reginfo.c (cannot_change_mode_set_regs): Remove.
21315 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21317 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21319 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21320 whether operands 0 and 1 overlaps.
21322 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21324 PR middle-end/36902
21325 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21326 pointer. Use warning_at instead of warning.
21327 (search_for_addr_array): Likewise.
21328 (check_array_bounds): Likewise.
21329 (check_all_array_refs): Check that the incoming edge is not in the
21330 list of edges to be removed.
21331 (check_all_array_refs): Avoid the temporal pointer.
21332 (vrp_visit_cond_stmt): Fix typo.
21333 (simplify_switch_using_ranges): Handle the case where the switch
21334 index is an integer constant.
21336 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21338 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21340 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21342 * doc/extend.texi, doc/invoke.texi: Fix typos.
21344 2009-04-17 Cary Coutant <ccoutant@google.com>
21346 * tree-flow-inline.h (get_lineno): Fix inverted test.
21348 2009-04-17 Diego Novillo <dnovillo@google.com>
21350 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21351 assertion for AVAIL_OUT.
21353 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21356 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21357 * config/sh/linux-atomic.asm: Likewise.
21359 2009-04-17 Diego Novillo <dnovillo@google.com>
21361 * except.c (debug_eh_tree): New.
21362 (struct eh_region, struct eh_status): Move ...
21363 * except.h: ... here.
21364 (add_type_for_runtime): Declare extern.
21365 (lookup_type_for_runtime): Likewise.
21366 (debug_eh_tree): Declare.
21367 * Makefile.in (GTFILES): List except.h before except.c
21369 2009-04-17 Diego Novillo <dnovillo@google.com>
21371 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21372 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21373 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21374 (find_vars_r): ... here.
21375 * tree-flow.h (find_referenced_vars_in): Declare.
21376 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21377 that AVAIL_OUT exists for BLOCK.
21378 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21379 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21380 (tree-parloops.o): Likewise.
21382 2009-04-17 Simon Baldwin <simonb@google.com>
21384 * toplev.c (default_tree_printer): Add handling for %E format.
21386 2009-04-17 Diego Novillo <dnovillo@google.com>
21388 * tree-pretty-print.c (dump_generic_node): Add break after
21389 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21390 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21391 FUNCTION_TYPE together. Call print_struct_decl when printing
21392 structures and TDF_SLIM is not given.
21393 (print_struct_decl): Fix logic for detecting recursion.
21395 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21398 * gcc.c (create_at_file): New.
21399 (compile_input_file_p): New.
21400 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21401 * main.c (main): Update call to toplev_main.
21402 * toplev.c (toplev_main): Change signature. Call expandargv.
21403 * toplev.h (toplev_main): Change signature.
21405 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21407 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21408 if the latter is not constant.
21410 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21412 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21414 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21416 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21417 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21419 2009-04-17 Richard Guenther <rguenther@suse.de>
21421 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21422 Handle component references view-converting an invariant address.
21424 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21426 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21427 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21428 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21429 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21430 Use @deftypevr rather than @deftypevar.
21432 2009-04-17 Richard Guenther <rguenther@suse.de>
21434 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21435 (get_prop_source_stmt): Likewise.
21436 (can_propagate_from): Likewise.
21438 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21440 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21441 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21442 (--with-multilib-list): Add default value.
21443 * configure: Regenerate.
21444 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21445 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21446 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21447 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21448 Don't add default cpu to multilib list unnecessarily, but do enable
21449 the relevant compiler option..
21450 Add support for --with-multilib-list=<blank> and
21451 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21452 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21453 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21454 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21455 TM_MULTILIB_CONFIG.
21456 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21457 (MULTILIB_OSDIRNAMES): New variable.
21458 * config/sh/t-1e: Delete file.
21459 * config/sh/t-mlib-sh1: Delete file.
21460 * config/sh/t-mlib-sh2: Delete file.
21461 * config/sh/t-mlib-sh2a: Delete file.
21462 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21463 * config/sh/t-mlib-sh2a-single: Delete file.
21464 * config/sh/t-mlib-sh2a-single-only: Delete file.
21465 * config/sh/t-mlib-sh2e: Delete file.
21466 * config/sh/t-mlib-sh3e: Delete file.
21467 * config/sh/t-mlib-sh4: Delete file.
21468 * config/sh/t-mlib-sh4-nofpu: Delete file.
21469 * config/sh/t-mlib-sh4-single: Delete file.
21470 * config/sh/t-mlib-sh4-single-only: Delete file.
21471 * config/sh/t-mlib-sh4a: Delete file.
21472 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21473 * config/sh/t-mlib-sh4a-single: Delete file.
21474 * config/sh/t-mlib-sh4a-single-only: Delete file.
21475 * config/sh/t-mlib-sh4al: Delete file.
21476 * config/sh/t-mlib-sh5-32media: Delete file.
21477 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21478 * config/sh/t-mlib-sh5-64media: Delete file.
21479 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21480 * config/sh/t-mlib-sh5-compact: Delete file.
21481 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21482 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21483 * doc/install.texi (Options specification): Add
21484 --with-multilib-list and --with-endian.
21486 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21488 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21490 (OBJS-common): Add plugin-version.o.
21491 (plugin-version.o): New.
21492 * gcc-plugin.h (plugin_gcc_version): New.
21493 (plugin_default_version_check): New.
21494 (plugin_init_func, plugin_init): Add version argument.
21495 * plugin-version.c: New.
21496 * plugin.c (str_plugin_gcc_version_name): New.
21497 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21498 pass it to the init function.
21499 (plugin_default_version_check): New.
21501 2009-04-17 Richard Guenther <rguenther@suse.de>
21503 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21504 for decl-vs-decl disambiguation.
21506 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21508 * config/s390/s390.h (s390_tune_attr): New macro definition.
21509 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21511 2009-04-17 Richard Guenther <rguenther@suse.de>
21513 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21514 (fold_stmt_r): Likewise.
21515 (maybe_fold_reference): New function.
21516 (fold_gimple_assign): Handle cases fold_stmt_r did.
21517 (fold_stmt): Do not use fold_stmt_r.
21518 (fold_stmt_inplace): Likewise.
21520 2009-04-17 Richard Guenther <rguenther@suse.de>
21522 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21523 (record_equivalences_from_stmt): Remove useless checks and
21525 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21526 the type is already suitable.
21528 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21530 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21532 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21534 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21535 (CMPtype): Define as __gcc_CMPtype.
21537 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21539 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21540 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21542 2009-04-17 Richard Guenther <rguenther@suse.de>
21544 PR tree-optimization/39746
21545 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21546 special-casing for builtins and static variable use/def.
21547 (call_may_clobber_ref_p_1): Likewise.
21549 2009-04-16 Ian Lance Taylor <iant@google.com>
21551 * df.h: Include "timevar.h".
21552 (struct df_problem): Change tv_id field to timevar_id_t.
21553 * tree-pass.h: Include "timevar.h".
21554 (struct opt_pass): Change tv_id field to timevar_id_t.
21555 * timevar.h (timevar_id_t): Define TV_NONE.
21556 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21557 TV_NONE rather than tv_id != 0.
21558 (execute_one_pass): Likewise.
21559 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21560 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21561 dependencies to $(TREE_PASS_H).
21562 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21564 (pass_branch_target_load_optimize2): Likewise.
21565 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21566 (pass_outof_cfg_layout_mode): Likewise.
21567 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21568 (pass_rebuild_cgraph_edges): Likewise.
21569 (pass_remove_cgraph_callee_edges): Likewise.
21570 * df-core.c (pass_df_initialize_opt): Likewise.
21571 (pass_df_initialize_no_opt): Likewise.
21572 (pass_df_finish): Likewise.
21573 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21574 * except.c (pass_set_nothrow_function_flags): Likewise.
21575 (pass_convert_to_eh_region_ranges): Likewise.
21576 * final.c (pass_compute_alignments): Likewise.
21577 * function.c (pass_instantiate_virtual_regs): Likewise.
21578 (pass_init_function): Likewise.
21579 (pass_leaf_regs): Likewise.
21580 (pass_match_asm_constraints): Likewise.
21581 * gimple-low.c (pass_lower_cf): Likewise.
21582 (pass_mark_used_blocks): Likewise.
21583 * init-regs.c (pass_initialize_regs): Likewise.
21584 * integrate.c (pass_initial_value_sets): Likewise.
21585 * ira.c (pass_ira): Likewise.
21586 * jump.c (pass_cleanup_barriers): Likewise.
21587 * omp-low.c (pass_expand_omp): Likewise.
21588 (pass_lower_omp): Likewise.
21589 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21590 * recog.c (pass_split_all_insns): Likewise.
21591 (pass_split_after_reload): Likewise.
21592 (pass_split_before_regstack): Likewise.
21593 (pass_split_before_sched2): Likewise.
21594 (pass_split_for_shorten_branches): Likewise.
21595 * reginfo.c (pass_reginfo_init): Likewise.
21596 (pass_subregs_of_mode_init): Likewise.
21597 (pass_subregs_of_mode_finish): Likewise.
21598 * passes.c (pass_postreload): Likewise.
21599 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21600 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21601 (pass_warn_function_return): Likewise.
21602 (pass_warn_function_noreturn): Likewise.
21603 * tree-complex.c (pass_lower_complex): Likewise.
21604 (pass_lower_complex_O0): Likewise.
21605 * tree-if-conv.c (pass_if_conversion): Likewise.
21606 * tree-into-ssa.c (pass_build_ssa): Likewise.
21607 * tree-mudflap.c (pass_mudflap_1): Likewise.
21608 (pass_mudflap_2): Likewise.
21609 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21610 (pass_mudflap_2): Likewise.
21611 * tree-nrv.c (pass_return_slot): Likewise.
21612 * tree-object-size.c (pass_object_sizes): Likewise.
21613 * tree-optimize.c (pass_all_optimizations): Likewise.
21614 (pass_early_local_passes): Likewise.
21615 (pass_all_early_optimizations): Likewise.
21616 (pass_cleanup_cfg): Likewise.
21617 (pass_cleanup_cfg_post_optimizing): Likewise.
21618 (pass_free_datastructures): Likewise.
21619 (pass_free_cfg_annotations): Likewise.
21620 (pass_fixup_cfg): Likewise.
21621 (pass_init_datastructures): Likewise.
21622 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21623 (pass_late_warn_uninitialized): Likewise.
21624 (pass_update_address_taken): Likewise.
21625 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21626 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21627 (pass_cse_sincos): Likewise.
21628 (pass_convert_to_rsqrt): Likewise.
21629 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21630 * tree-stdarg.c (pass_stdarg): Likewise.
21631 * tree-tailcall.c (pass_tail_recursion): Likewise.
21632 (pass_tail_calls): Likewise.
21633 * tree-vect-generic.c (pass_lower_vector): Likewise.
21634 (pass_lower_vector_ssa): Likewise.
21635 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21637 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21639 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21641 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21643 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21644 logical and signext.
21646 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21649 * config/sh/predicates.md (arith_operand): Check if the operand
21650 of TRUNCATE is a REG.
21652 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21654 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21655 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21657 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21659 * tree-iterator.c (tsi_split_statement_list_after,
21660 tsi_split_statement_list_before): Remove.
21661 * tree-iterator.h: Remove the prototypes for
21662 tsi_split_statement_list_after and tsi_split_statement_list_before.
21664 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21666 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21667 * tree-ssa-propagate.h: Remove the prototype for
21668 stmt_makes_single_load.
21670 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21672 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21673 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21675 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21677 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21679 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21681 * except.c (eh_region_outer_p): Remove.
21682 * except.h: Remove the prototype for eh_region_outer_p.
21684 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21686 * function.c (current_function_assembler_name): Remove.
21687 * function.h: Remove the prototype for
21688 current_function_assembler_name.
21690 2009-04-16 Ian Lance Taylor <iant@google.com>
21692 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21693 (add_reg_note): Call alloc_reg_note.
21694 * rtl.h (alloc_reg_note): Declare.
21695 * combine.c (try_combine): Use alloc_reg_note.
21696 (recog_for_combine, move_deaths): Likewise.
21697 (distribute_notes): Use alloc_reg_note and add_reg_note.
21698 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21699 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21700 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21702 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21704 PR rtl-optimization/39762
21705 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21706 ira_may_move_out_cost): Add comments about way of their usage.
21707 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21709 * ira-conflicts.c (process_regs_for_copy): Use function
21710 ira_get_register_move_cost instead of global
21711 ira_register_move_cost.
21713 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21714 color_pass, move_spill_restore, update_curr_costs): Ditto.
21716 * ira-lives.c (process_single_reg_class_operands): Ditto.
21718 * ira-emit.c (emit_move_list): Ditto.
21720 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21721 (record_reg_classes): Ditto. Use functions
21722 ira_get_register_move_cost and ira_get_may_move_cost instead of
21723 global vars ira_register_move_cost, ira_may_move_out_cost and
21724 ira_may_move_in_cost.
21725 (record_address_regs): Don't call ira_init_register_move_cost.
21726 Use function ira_get_may_move_cost instead of global
21727 ira_may_move_in_cost.
21728 (process_bb_node_for_hard_reg_moves): Use function
21729 ira_get_register_move_cost instead of global ira_register_move_cost.
21730 (ira_costs): Don't call ira_init_register_move_cost.
21732 2009-04-16 Richard Guenther <rguenther@suse.de>
21734 * tree-cfg.c (verify_gimple_assign_binary):
21735 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21736 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21737 (create_general_new_stmt): Note that this function is broken.
21739 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21741 * common.opt (fhelp): Add Var(help_flag).
21742 * gcc-plugin.h (plugin_info): Add help.
21743 * plugin.c (plugin_name_args): Add help.
21744 (register_plugin_info): Set plugin->help.
21745 (print_help_one_plugin): New.
21746 (print_plugins_help): New.
21747 * plugin.h (print_plugins_help): New.
21748 * toplev.c (toplev_main): Call print_plugins_help if needed.
21750 2009-04-16 Richard Guenther <rguenther@suse.de>
21752 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21753 (gimple_ior_addresses_taken_1): New function.
21754 (gimple_ior_addresses_taken): Likewise.
21755 * gimple.h (struct gimple_statement_with_ops_base): Remove
21756 addresses_taken member.
21757 (gimple_ior_addresses_taken): Declare.
21758 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21759 gimple_set_addresses_taken): Remove.
21760 * ipa-reference.c (mark_address): New function.
21761 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21762 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21763 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21764 (gimple_add_to_addresses_taken): Remove.
21765 (get_tmr_operands): Call mark_address_taken.
21766 (get_asm_expr_operands): Likewise.
21767 (get_expr_operands): Likewise.
21768 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21769 (free_stmt_operands): Do not free it.
21770 * tree-ssa.c (delete_tree_ssa): Likewise.
21771 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21773 2009-04-16 Richard Guenther <rguenther@suse.de>
21775 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21776 (walk_stmt_load_store_ops): Likewise.
21777 * gimple.c (get_base_loadstore): New function.
21778 (walk_stmt_load_store_addr_ops): Likewise.
21779 (walk_stmt_load_store_ops): Likewise.
21780 * ipa-pure-const.c (check_op): Simplify.
21781 (check_load, check_store): New functions.
21782 (check_stmt): Use walk_stmt_load_store_ops.
21783 * ipa-reference.c (mark_load): Adjust signature.
21784 (mark_store): Likewise.
21785 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21787 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21789 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21790 (plugin_info): New.
21791 * opts.c (common_handle_option): Don't call print_version.
21792 * plugin.c (plugin_name_args): Add version.
21793 (register_plugin_info): New.
21794 (register_callback): Handle PLUGIN_INFO.
21795 (try_init_one_plugin): New.
21796 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21798 (finalize_one_plugin): New.
21799 (finalize_plugins): New.
21800 (print_one_plugin): New.
21801 (print_plugins_versions): New.
21802 * plugin.h (print_plugins_versions): New.
21803 (finalize_plugins): New.
21804 * toplev.c (compile_file): Don't call initialize_plugins.
21805 (print_version): Call print_plugins_versions.
21806 (toplev_main): Call initialize_plugins. Print version if needed.
21807 Call finalize_plugins.
21809 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21811 * common.opt (fversion): New.
21812 * gcc.c (print_version): New.
21813 (process_command): Don't print the version. Just set print_version.
21814 (main): Print version. Call subprocesses if print_version and
21815 verbose_flag are set.
21816 * opts.c (common_handle_option): Handle OPT_fversion.
21818 2009-04-16 Richard Guenther <rguenther@suse.de>
21819 Ira Rosen <irar@il.ibm.com>
21821 PR tree-optimization/39698
21822 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21823 type of the reduction variable. Only generate the def if
21826 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21827 make sure to first convert to an integer of the same precision.
21828 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21829 the type of the evolution correctly in computing the new
21830 induction variable base.
21832 2009-04-16 Richard Guenther <rguenther@suse.de>
21834 PR middle-end/39625
21835 * tree-cfg.c (make_blocks): Split statements with to-be
21836 abnormal SSA names on the lhs.
21838 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21840 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21841 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21842 * c-typeck.c (really_start_incremental_init): Likewise.
21843 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21844 (TARGET_INITIALIZER): Remove it.
21845 * target.h (struct target): Remove vector_opaque_p.
21846 * tree.c (build_opaque_vector_type): New.
21847 * tree.h (TYPE_VECTOR_OPAQUE): New.
21848 (build_opaque_vector_type): Declare.
21849 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21850 * config/rs6000/rs6000.c (build_opaque_vector_type,
21851 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21852 (rs6000_init_builtins): Use build_opaque_vector_type for
21853 opaque_V4SI_type_node.
21855 2009-04-15 Catherine Moore <clm@codesourcery.com>
21857 * debug.h (set_name): Declare.
21858 * dwarf2out.c (dwarf2out_set_name): Declare.
21859 (dwarf2_debug_hooks): Add set_name.
21860 (find_AT_string): New.
21861 (add_AT_string): Call find_AT_string.
21862 (dwarf2out_set_name): New.
21863 * cp/decl.c (grokdeclarator): Call set_name.
21864 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21865 * debug.c (do_nothing_debug_hooks): Likewise.
21866 * dbxout.c (dbx_debug_hooks): Likewise.
21867 * sdbout.c (sdb_debug_hooks): Likewise.
21869 2009-04-15 Michael Eager <eager@eagercon.com>
21871 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21872 reg for single-precision FPU.
21873 * config/rs6000/rs6000.md (movsi_internal1): Only for
21874 !TARGET_SINGLE_FPU.
21875 (movsi_internal1_single): New. Add pattern to move SI values to/from
21876 single-precision FP regs.
21878 2009-04-15 Richard Guenther <rguenther@suse.de>
21880 * omp-low.c (lower_rec_input_clauses): Build correct address
21882 (expand_omp_for_generic): Fix multiplication type.
21883 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21884 (generate_memset_zero): Fix types.
21885 * tree-profile.c (prepare_instrumented_value): Correctly
21888 2009-04-15 Ian Lance Taylor <iant@google.com>
21890 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21891 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21892 for -Wall and for -Wc++-compat.
21893 (c_common_post_options): For C++, set warn_enum_compare if not
21895 * c-tree.h (struct c_expr): Add field original_type.
21896 (build_external_ref): Update declaration.
21897 * c-parser.c (c_parser_braced_init): Set original_type.
21898 (c_parser_initelt): Likewise.
21899 (c_parser_expr_no_commas): Likewise.
21900 (c_parser_conditional_expression): Likewise.
21901 (c_parser_cast_expression): Likewise.
21902 (c_parser_unary_expression): Likewise. Pull setting of
21903 original_code to top of function.
21904 (c_parser_sizeof_expression): Set original_type.
21905 (c_parser_alignof_expression): Likewise.
21906 (c_parser_postfix_expression): Likewise. Pull setting of
21907 original_code to top of function.
21908 (c_parser_postfix_expression_after_paren_type): Set original_type.
21909 (c_parser_postfix_expression_after_primary): Likewise.
21910 (c_parser_expression): Likewise.
21911 * c-typeck.c (build_external_ref): Add type parameter. Change all
21913 (c_expr_sizeof_expr): Set original_type field.
21914 (parser_build_unary_op): Likewise.
21915 (parser_build_binary_op): Likewise. Optionally warn about
21916 comparisons of enums of different types.
21917 (digest_init): Set original_type field.
21918 (really_start_incremental_init): Likewise.
21919 (push_init_level, pop_init_level): Likewise.
21920 * doc/invoke.texi (Warning Options): -Wenum-compare now
21923 2009-04-15 Richard Guenther <rguenther@suse.de>
21925 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21926 out a necessary conversion.
21927 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21928 names we didn't value number.
21929 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21931 2009-04-15 Richard Guenther <rguenther@suse.de>
21933 PR tree-optimization/39764
21934 * tree-ssa-ccp.c (get_value): Canonicalize value with
21935 canonicalize_float_value.
21937 2009-04-15 Jan Hubicka <jh@suse.cz>
21939 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21940 Wrong version of patch.
21942 2009-04-15 Jan Hubicka <jh@suse.cz>
21944 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21946 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21948 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21949 our distinct integral and vector types.
21951 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21953 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21954 * init.c (build_vtbl_address): Remove call to assemble_external.
21956 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21958 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21959 output for other floating point modes.
21961 2009-04-14 Diego Novillo <dnovillo@google.com>
21963 * diagnostic.c (diagnostic_report_diagnostic): Do not
21964 warn about loaded plugins for DK_ERROR and DK_WARNING.
21965 * c-decl.c (declspecs_add_type): Move call to
21966 invoke_plugin_callbacks ...
21967 * c-parser.c (c_parser_declspecs): ... here.
21968 * plugin.c (dump_active_plugins): Tidy output.
21970 2009-04-14 Diego Novillo <dnovillo@google.com>
21971 Le-Chun Wu <lcwu@google.com>
21973 * configure.ac: Add --enable-plugin support.
21974 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21975 * Makefile.in (PLUGIN_H): Define.
21976 Export ENABLE_PLUGIN and GMPINC to site.exp.
21977 Add PLUGINLIBS to link command.
21978 Add/modify dependencies for plugin.o and files including plugin.h.
21980 * config.in: Regenerate.
21982 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21985 2009-04-14 Le-Chun Wu <lcwu@google.com>
21987 * tree-pass.h (register_one_dump_file): Add a prototype for
21988 register_one_dump_file.
21989 * toplev.c (compile_file): Call initialize_plugins.
21990 (do_compile): Call invoke_plugin_callbacks.
21991 (toplev_main): Call invoke_plugin_callbacks.
21992 * common.opt: Add -fplugin= and -fplugin-arg-.
21993 * gcc-plugin.h: New public header file for plugins to include.
21994 * plugin.c: New source file.
21995 * plugin.h: New internal header file.
21996 * passes.c (register_one_dump_file): Make it external.
21998 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22000 2009-04-14 Diego Novillo <dnovillo@google.com>
22002 * doc/plugins.texi: New.
22003 * doc/gccint.texi: Add reference to Plugins chapter.
22004 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22005 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22006 loaded plugins, if any.
22007 * timevar.def (TV_PLUGIN_INIT): Define.
22008 (TV_PLUGIN_RUN): Define.
22009 * plugin.c: Include timevar.h
22010 (plugins_active_p): New.
22011 (dump_active_plugins): New.
22012 (debug_active_plugins): New.
22014 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22016 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22018 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22020 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22022 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22023 the same as a minus without a shift.
22025 2009-04-14 Nick Clifton <nickc@redhat.com>
22027 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22028 comparisons with small integers will always produce a short
22031 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22034 2008-12-19 Diego Novillo <dnovillo@google.com>
22036 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22038 2009-04-14 Richard Guenther <rguenther@suse.de>
22040 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22042 (verify_gimple_assign_binary): Likewise. Handle shifts and
22044 (verify_gimple_phi): Print the mismatched argument position.
22045 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22047 (vect_update_init_of_dr): Likewise.
22048 * matrix-reorg.c (transform_access_sites): Do what the
22050 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22052 2009-04-13 Michael Eager <eager@eagercon.com>
22054 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22055 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22056 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22057 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22058 remove duplicate config
22060 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22062 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22063 file_name:line_number type locator of the call site.
22065 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22067 * genautomata.c: Put blank after comma.
22068 (automaton_decls): New.
22069 (struct unit_usage): Add comments to member next.
22070 (store_alt_unit_usage): Keep the list ordered.
22071 (unit_present_on_list_p, equal_alternatives_p): New.
22072 (check_regexp_units_distribution): Check units distribution
22073 correctness correctly.
22074 (main): Don't write automata if error is found. Return correct
22077 * config/m68k/cf.md (cfv4_ds): Remove.
22078 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22079 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22081 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22082 power4-load-ext, power4-store, power4-store-update,
22083 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22084 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22085 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22086 power4-sqrt, power4-isync): Modify reservation to make correct
22087 unit distribution to automata.
22089 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22090 power5-store-update, power5-two, power5-three, power5-lmul,
22091 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22093 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22095 * except.c (pass_set_nothrow_function_flags): Set name and add
22097 (set_nothrow_function_flags): Mention in the dump file when
22098 changing a function to nothrow.
22100 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22103 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22104 instead of unsigned long.
22106 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22108 * config/arm/arm.c (return_used_this_function): Remove.
22109 (arm_output_function_prologue): Remove use of
22110 return_used_this_function.
22111 (output_return_instruction): Replace use of
22112 return_used_this_function
22113 by cfun->machine->return_used_this_function.
22114 (arm_output_epilogue): Likewise.
22115 (arm_output_function_epilogue): Likewise.
22116 (thumb_unexpanded_epilogue): Likewise.
22117 * config/arm/arm.h (struct machine_function):
22118 New member return_used_this_function.
22120 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22122 * doc/install.texi: Correct description of default directory for
22123 --with-gxx-include-dir.
22125 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22127 * fold-const.c (build_range_check): Properly deal with enumeral and
22128 boolean base types.
22130 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22132 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22133 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22134 * params.h (MAX_GCSE_PASSES): Remove.
22135 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22136 in sequence. Remove ability to run multiple passes.
22137 (bypass_jumps): Report run as third CPROP pass.
22139 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22141 PR middle-end/39651
22142 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22143 when deciding whether the whole SEQUENCE can throw.
22145 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22148 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22149 offseted label references.
22151 2009-04-11 Jan Hubicka <jh@suse.cz>
22153 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22155 2009-04-11 Richard Guenther <rguenther@suse.de>
22157 PR middle-end/39732
22158 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22159 return variables as TREE_ADDRESSABLE.
22161 2009-04-11 Richard Guenther <rguenther@suse.de>
22163 PR tree-optimization/39713
22164 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22165 reference trees have SSA_NAME operands.
22167 2009-04-11 Richard Guenther <rguenther@suse.de>
22170 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22171 address expressions.
22173 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22175 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22176 match changes in Cygwin 1.7
22177 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22178 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22180 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22182 PR tree-optimization/39701
22183 * doc/invoke.texi (Optimization Options): Document change in
22184 meaning and initialization of -fdelete-null-pointer-checks.
22186 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22188 PR middle-end/39701
22189 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22191 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22194 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22196 2009-04-10 Chao-ying Fu <fu@mips.com>
22198 * doc/tm.texi (Instruction Output): Document
22199 TARGET_ASM_FINAL_POSTSCAN_INSN.
22200 * target.h (final_postscan_insn): New field in asm_out.
22201 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22202 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22203 * final.c (final_scan_insn): Call
22204 targetm.asm_out.final_postscan_insn after outputting
22205 an asm macro and a normal instruction.
22207 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22208 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22209 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22210 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22211 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22213 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22215 PR middle-end/39701
22216 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22217 variables as non-NULL even with -fdelete-null-pointer-checks.
22219 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22221 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22223 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22226 * config/i386/i386.c (classify_argument): Handle SCmode with
22227 (bit_offset % 64) != 0.
22229 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22231 * doc/invoke.texi (Optimize Options): Add cross-reference to
22232 -Q --help=optimizers examples.
22234 2009-04-10 Ben Elliston <bje@au.ibm.com>
22237 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22238 regalign for the reg == fpr and TDmode case.
22240 2009-04-09 David Ayers <ayers@fsfe.org>
22243 * objc/objc-act.c (warn_with_method): Remove helper function.
22244 (check_duplicates): Call warning and inform directly.
22245 (really_start_method): Likewise.
22247 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22249 * expmed.c (expand_divmod): Always use a comparison for a division
22250 by a large unsigned integer.
22252 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22253 for things others than variables or functions as nonzero.
22255 2009-04-09 Nick Clifton <nickc@redhat.com>
22257 * unwind-compat.c: Change copyright header to refer to version
22258 3 of the GNU General Public License with version 3.1 of the
22259 GCC Runtime Library Exception and to point readers at the
22260 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22261 * config/alpha/crtfastmath.c: Likewise.
22262 * config/alpha/linux-unwind.h: Likewise.
22263 * config/alpha/qrnnd.asm: Likewise.
22264 * config/alpha/vms-crt0-64.c: Likewise.
22265 * config/alpha/vms-crt0.c: Likewise.
22266 * config/alpha/vms-dwarf2.asm: Likewise.
22267 * config/alpha/vms-dwarf2eh.asm: Likewise.
22268 * config/alpha/vms-psxcrt0-64.c: Likewise.
22269 * config/alpha/vms-psxcrt0.c: Likewise.
22270 * config/alpha/vms_tramp.asm: Likewise.
22271 * config/arc/initfini.c: Likewise.
22272 * config/arc/lib1funcs.asm: Likewise.
22273 * config/arm/bpabi-v6m.S: Likewise.
22274 * config/arm/bpabi.S: Likewise.
22275 * config/arm/bpabi.c: Likewise.
22276 * config/arm/crti.asm: Likewise.
22277 * config/arm/crtn.asm: Likewise.
22278 * config/arm/ieee754-df.S: Likewise.
22279 * config/arm/ieee754-sf.S: Likewise.
22280 * config/arm/lib1funcs.asm: Likewise.
22281 * config/arm/libunwind.S: Likewise.
22282 * config/arm/linux-atomic.c: Likewise.
22283 * config/arm/mmintrin.h: Likewise.
22284 * config/arm/pr-support.c: Likewise.
22285 * config/arm/unaligned-funcs.c: Likewise.
22286 * config/arm/unwind-arm.c: Likewise.
22287 * config/arm/unwind-arm.h: Likewise.
22288 * config/avr/libgcc.S: Likewise.
22289 * config/bfin/crti.s: Likewise.
22290 * config/bfin/crtlibid.s: Likewise.
22291 * config/bfin/crtn.s: Likewise.
22292 * config/bfin/lib1funcs.asm: Likewise.
22293 * config/bfin/linux-unwind.h: Likewise.
22294 * config/cris/arit.c: Likewise.
22295 * config/cris/cris_abi_symbol.c: Likewise.
22296 * config/darwin-64.c: Likewise.
22297 * config/darwin-crt2.c: Likewise.
22298 * config/darwin-crt3.c: Likewise.
22299 * config/darwin.h: Likewise.
22300 * config/dbxelf.h: Likewise.
22301 * config/dfp-bit.c: Likewise.
22302 * config/dfp-bit.h: Likewise.
22303 * config/elfos.h: Likewise.
22304 * config/fixed-bit.c: Likewise.
22305 * config/fixed-bit.h: Likewise.
22306 * config/fp-bit.c: Likewise.
22307 * config/fp-bit.h: Likewise.
22308 * config/fr30/crti.asm: Likewise.
22309 * config/fr30/crtn.asm: Likewise.
22310 * config/fr30/lib1funcs.asm: Likewise.
22311 * config/freebsd-spec.h: Likewise.
22312 * config/frv/cmovd.c: Likewise.
22313 * config/frv/cmovh.c: Likewise.
22314 * config/frv/cmovw.c: Likewise.
22315 * config/frv/frvbegin.c: Likewise.
22316 * config/frv/frvend.c: Likewise.
22317 * config/frv/lib1funcs.asm: Likewise.
22318 * config/glibc-stdint.h: Likewise.
22319 * config/h8300/clzhi2.c: Likewise.
22320 * config/h8300/crti.asm: Likewise.
22321 * config/h8300/crtn.asm: Likewise.
22322 * config/h8300/ctzhi2.c: Likewise.
22323 * config/h8300/fixunssfsi.c: Likewise.
22324 * config/h8300/lib1funcs.asm: Likewise.
22325 * config/h8300/parityhi2.c: Likewise.
22326 * config/h8300/popcounthi2.c: Likewise.
22327 * config/i386/ammintrin.h: Likewise.
22328 * config/i386/att.h: Likewise.
22329 * config/i386/avxintrin.h: Likewise.
22330 * config/i386/biarch64.h: Likewise.
22331 * config/i386/bmmintrin.h: Likewise.
22332 * config/i386/cpuid.h: Likewise.
22333 * config/i386/cross-stdarg.h: Likewise.
22334 * config/i386/crtfastmath.c: Likewise.
22335 * config/i386/crtprec.c: Likewise.
22336 * config/i386/cygming-crtbegin.c: Likewise.
22337 * config/i386/cygming-crtend.c: Likewise.
22338 * config/i386/cygwin.asm: Likewise.
22339 * config/i386/emmintrin.h: Likewise.
22340 * config/i386/gmm_malloc.h: Likewise.
22341 * config/i386/gthr-win32.c: Likewise.
22342 * config/i386/i386.h: Likewise.
22343 * config/i386/immintrin.h: Likewise.
22344 * config/i386/linux-unwind.h: Likewise.
22345 * config/i386/linux64.h: Likewise.
22346 * config/i386/mm3dnow.h: Likewise.
22347 * config/i386/mmintrin-common.h: Likewise.
22348 * config/i386/mmintrin.h: Likewise.
22349 * config/i386/nmmintrin.h: Likewise.
22350 * config/i386/pmm_malloc.h: Likewise.
22351 * config/i386/pmmintrin.h: Likewise.
22352 * config/i386/smmintrin.h: Likewise.
22353 * config/i386/sol2-c1.asm: Likewise.
22354 * config/i386/sol2-ci.asm: Likewise.
22355 * config/i386/sol2-cn.asm: Likewise.
22356 * config/i386/sol2-gc1.asm: Likewise.
22357 * config/i386/tmmintrin.h: Likewise.
22358 * config/i386/unix.h: Likewise.
22359 * config/i386/w32-unwind.h: Likewise.
22360 * config/i386/wmmintrin.h: Likewise.
22361 * config/i386/x86-64.h: Likewise.
22362 * config/i386/x86intrin.h: Likewise.
22363 * config/i386/xmmintrin.h: Likewise.
22364 * config/ia64/crtbegin.asm: Likewise.
22365 * config/ia64/crtend.asm: Likewise.
22366 * config/ia64/crtfastmath.c: Likewise.
22367 * config/ia64/crti.asm: Likewise.
22368 * config/ia64/crtn.asm: Likewise.
22369 * config/ia64/fde-glibc.c: Likewise.
22370 * config/ia64/lib1funcs.asm: Likewise.
22371 * config/ia64/linux-unwind.h: Likewise.
22372 * config/ia64/quadlib.c: Likewise.
22373 * config/ia64/unwind-ia64.c: Likewise.
22374 * config/linux.h: Likewise.
22375 * config/m32c/m32c-lib1.S: Likewise.
22376 * config/m32c/m32c-lib2-trapv.c: Likewise.
22377 * config/m32c/m32c-lib2.c: Likewise.
22378 * config/m32r/initfini.c: Likewise.
22379 * config/m68hc11/larith.asm: Likewise.
22380 * config/m68hc11/m68hc11-crt0.S: Likewise.
22381 * config/m68k/cf.md: Likewise.
22382 * config/m68k/crti.s: Likewise.
22383 * config/m68k/crtn.s: Likewise.
22384 * config/m68k/lb1sf68.asm: Likewise.
22385 * config/m68k/linux-unwind.h: Likewise.
22386 * config/mcore/crti.asm: Likewise.
22387 * config/mcore/crtn.asm: Likewise.
22388 * config/mcore/lib1.asm: Likewise.
22389 * config/mips/linux-unwind.h: Likewise.
22390 * config/mips/loongson.h: Likewise.
22391 * config/mips/mips16.S: Likewise.
22392 * config/mmix/crti.asm: Likewise.
22393 * config/mmix/crtn.asm: Likewise.
22394 * config/pa/fptr.c: Likewise.
22395 * config/pa/hpux-unwind.h: Likewise.
22396 * config/pa/lib2funcs.asm: Likewise.
22397 * config/pa/linux-atomic.c: Likewise.
22398 * config/pa/linux-unwind.h: Likewise.
22399 * config/pa/milli64.S: Likewise.
22400 * config/pa/quadlib.c: Likewise.
22401 * config/pa/stublib.c: Likewise.
22402 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22403 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22404 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22405 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22406 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22407 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22408 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22409 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22410 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22411 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22412 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22413 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22414 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22415 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22416 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22417 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22418 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22419 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22420 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22421 * config/rs6000/750cl.h: Likewise.
22422 * config/rs6000/altivec.h: Likewise.
22423 * config/rs6000/biarch64.h: Likewise.
22424 * config/rs6000/crtresfpr.asm: Likewise.
22425 * config/rs6000/crtresgpr.asm: Likewise.
22426 * config/rs6000/crtresxfpr.asm: Likewise.
22427 * config/rs6000/crtresxgpr.asm: Likewise.
22428 * config/rs6000/crtsavfpr.asm: Likewise.
22429 * config/rs6000/crtsavgpr.asm: Likewise.
22430 * config/rs6000/darwin-asm.h: Likewise.
22431 * config/rs6000/darwin-fallback.c: Likewise.
22432 * config/rs6000/darwin-fpsave.asm: Likewise.
22433 * config/rs6000/darwin-ldouble.c: Likewise.
22434 * config/rs6000/darwin-tramp.asm: Likewise.
22435 * config/rs6000/darwin-unwind.h: Likewise.
22436 * config/rs6000/darwin-vecsave.asm: Likewise.
22437 * config/rs6000/darwin-world.asm: Likewise.
22438 * config/rs6000/e500crtres32gpr.asm: Likewise.
22439 * config/rs6000/e500crtres64gpr.asm: Likewise.
22440 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22441 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22442 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22443 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22444 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22445 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22446 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22447 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22448 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22449 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22450 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22451 * config/rs6000/eabi-ci.asm: Likewise.
22452 * config/rs6000/eabi-cn.asm: Likewise.
22453 * config/rs6000/eabi.asm: Likewise.
22454 * config/rs6000/linux-unwind.h: Likewise.
22455 * config/rs6000/linux64.h: Likewise.
22456 * config/rs6000/paired.h: Likewise.
22457 * config/rs6000/paired.md: Likewise.
22458 * config/rs6000/ppc64-fp.c: Likewise.
22459 * config/rs6000/ppu_intrinsics.h: Likewise.
22460 * config/rs6000/rs6000.h: Likewise.
22461 * config/rs6000/si2vmx.h: Likewise.
22462 * config/rs6000/sol-ci.asm: Likewise.
22463 * config/rs6000/sol-cn.asm: Likewise.
22464 * config/rs6000/spe.h: Likewise.
22465 * config/rs6000/spu2vmx.h: Likewise.
22466 * config/rs6000/sysv4.h: Likewise.
22467 * config/rs6000/tramp.asm: Likewise.
22468 * config/rs6000/vec_types.h: Likewise.
22469 * config/s390/linux-unwind.h: Likewise.
22470 * config/s390/tpf-unwind.h: Likewise.
22471 * config/score/crti.asm: Likewise.
22472 * config/score/crtn.asm: Likewise.
22473 * config/sh/crt1.asm: Likewise.
22474 * config/sh/crti.asm: Likewise.
22475 * config/sh/crtn.asm: Likewise.
22476 * config/sh/divtab-sh4-300.c: Likewise.
22477 * config/sh/divtab-sh4.c: Likewise.
22478 * config/sh/divtab.c: Likewise.
22479 * config/sh/lib1funcs-4-300.asm: Likewise.
22480 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22481 * config/sh/lib1funcs.asm: Likewise.
22482 * config/sh/lib1funcs.h: Likewise.
22483 * config/sh/linux-atomic.asm: Likewise.
22484 * config/sh/linux-unwind.h: Likewise.
22485 * config/sh/shmedia.h: Likewise.
22486 * config/sh/sshmedia.h: Likewise.
22487 * config/sh/ushmedia.h: Likewise.
22488 * config/sparc/crtfastmath.c: Likewise.
22489 * config/sparc/linux-unwind.h: Likewise.
22490 * config/sparc/sol2-c1.asm: Likewise.
22491 * config/sparc/sol2-ci.asm: Likewise.
22492 * config/sparc/sol2-cn.asm: Likewise.
22493 * config/spu/divmodti4.c: Likewise.
22494 * config/spu/divv2df3.c: Likewise.
22495 * config/spu/float_disf.c: Likewise.
22496 * config/spu/float_unsdidf.c: Likewise.
22497 * config/spu/float_unsdisf.c: Likewise.
22498 * config/spu/float_unssidf.c: Likewise.
22499 * config/spu/mfc_multi_tag_release.c: Likewise.
22500 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22501 * config/spu/mfc_tag_release.c: Likewise.
22502 * config/spu/mfc_tag_reserve.c: Likewise.
22503 * config/spu/mfc_tag_table.c: Likewise.
22504 * config/spu/multi3.c: Likewise.
22505 * config/spu/spu_internals.h: Likewise.
22506 * config/spu/spu_intrinsics.h: Likewise.
22507 * config/spu/spu_mfcio.h: Likewise.
22508 * config/spu/vec_types.h: Likewise.
22509 * config/spu/vmx2spu.h: Likewise.
22510 * config/stormy16/stormy16-lib2.c: Likewise.
22511 * config/svr4.h: Likewise.
22512 * config/sync.c: Likewise.
22513 * config/v850/lib1funcs.asm: Likewise.
22514 * config/vxlib-tls.c: Likewise.
22515 * config/vxlib.c: Likewise.
22516 * config/vxworks-dummy.h: Likewise.
22517 * config/xtensa/crti.asm: Likewise.
22518 * config/xtensa/crtn.asm: Likewise.
22519 * config/xtensa/ieee754-df.S: Likewise.
22520 * config/xtensa/ieee754-sf.S: Likewise.
22521 * config/xtensa/lib1funcs.asm: Likewise.
22522 * config/xtensa/lib2funcs.S: Likewise.
22523 * config/xtensa/linux-unwind.h: Likewise.
22524 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22525 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22526 * coretypes.h: Likewise.
22527 * crtstuff.c: Likewise.
22528 * defaults.h: Likewise.
22529 * dwarf2.h: Likewise.
22530 * emutls.c: Likewise.
22531 * gbl-ctors.h: Likewise.
22532 * gcov-io.h: Likewise.
22533 * ginclude/float.h: Likewise.
22534 * ginclude/iso646.h: Likewise.
22535 * ginclude/stdarg.h: Likewise.
22536 * ginclude/stdbool.h: Likewise.
22537 * ginclude/stddef.h: Likewise.
22538 * ginclude/stdfix.h: Likewise.
22539 * ginclude/stdint-gcc.h: Likewise.
22540 * ginclude/tgmath.h: Likewise.
22541 * gthr-aix.h: Likewise.
22542 * gthr-dce.h: Likewise.
22543 * gthr-gnat.c: Likewise.
22544 * gthr-gnat.h: Likewise.
22545 * gthr-lynx.h: Likewise.
22546 * gthr-mipssde.h: Likewise.
22547 * gthr-nks.h: Likewise.
22548 * gthr-posix.c: Likewise.
22549 * gthr-posix.h: Likewise.
22550 * gthr-posix95.h: Likewise.
22551 * gthr-rtems.h: Likewise.
22552 * gthr-single.h: Likewise.
22553 * gthr-solaris.h: Likewise.
22554 * gthr-tpf.h: Likewise.
22555 * gthr-vxworks.h: Likewise.
22556 * gthr-win32.h: Likewise.
22557 * gthr.h: Likewise.
22558 * libgcc2.c: Likewise.
22559 * libgcc2.h: Likewise.
22560 * libgcov.c: Likewise.
22561 * tsystem.h: Likewise.
22562 * typeclass.h: Likewise.
22563 * unwind-c.c: Likewise.
22564 * unwind-compat.h: Likewise.
22565 * unwind-dw2-fde-compat.c: Likewise.
22566 * unwind-dw2-fde-darwin.c: Likewise.
22567 * unwind-dw2-fde-glibc.c: Likewise.
22568 * unwind-dw2-fde.c: Likewise.
22569 * unwind-dw2-fde.h: Likewise.
22570 * unwind-dw2.c: Likewise.
22571 * unwind-dw2.h: Likewise.
22572 * unwind-generic.h: Likewise.
22573 * unwind-pe.h: Likewise.
22574 * unwind-sjlj.c: Likewise.
22575 * unwind.inc: Likewise.
22576 * config/arm/neon-gen.ml: Change generated copyright header to
22577 refer to version 3 of the GNU General Public License with
22578 version 3.1 of the GCC Runtime Library Exception and to point
22579 readers at the COPYING3 and COPYING3.RUNTIME files and the
22580 FSF's license web page.
22581 * config/arm/arm_neon.h: Regenerate.
22583 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22585 * config/cris/cris.md: Change copyright header to refer to version
22586 3 of the GNU General Public License.
22587 * doc/install.texi2html: Change copyright header to refer to version
22588 3 of the GNU General Public License and to point readers at the
22589 COPYING3 file and the FSF's license web page.
22590 * config/vax/linux.h: Likewise.
22592 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22594 * config/i386/i386.md (cmpcc): New.
22595 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22596 (sync_compare_and_swap_cc*): Delete.
22598 * config/s390/s390.c (s390_compare_emitted): Remove.
22599 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22600 s390_compare_emitted used to be handled. Assert that modes match.
22601 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22602 refer to sync_compare_and_swap_ccsi.
22603 * config/s390/s390.h (s390_compare_emitted): Remove.
22604 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22605 instead of s390_compare_emitted.
22606 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22607 instead of s390_compare_emitted.
22608 * config/s390/s390.md (cmpcc): New.
22609 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22610 CC_REGNUM, do not pretend it's set.
22611 (sync_compare_and_swap_cc*): Delete.
22612 * config/s390/predicates.md (cc_reg_operand): New.
22614 * expr.c (sync_compare_and_swap_cc): Delete.
22615 * optabs.h (sync_compare_and_swap_cc): Delete.
22616 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22617 is being used with can_compare_p.
22618 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22619 (find_cc_set): New.
22620 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22621 look for a MODE_CC set instead. Use emit_store_flag.
22622 (expand_compare_and_swap_loop): Likewise, with some additional
22623 complication to avoid a force_reg when useless. Use
22624 emit_cmp_and_jump_insns.
22625 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22626 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22627 sync_compare_and_swap documentation.
22629 2009-04-09 Jan Hubicka <jh@suse.cz>
22631 * except.c (find_prev_try): Break out from ....
22632 (duplicate_eh_regions): ... here; properly update prev_try pointers
22633 when duplication part of tree.
22634 (dump_eh_tree): Improve dumping.
22635 (verify_eh_region): New.
22636 (verify_eh_tree): Use it.
22638 2009-04-06 Richard Guenther <rguenther@suse.de>
22640 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22641 &ARRAY addresses by adjusting their types and prepending
22643 * tree-cfg.c (verify_gimple_assign_single): Verify that
22644 addresses are correct.
22646 2009-04-09 Richard Guenther <rguenther@suse.de>
22648 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22649 indices into an array reference if possible.
22650 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22651 Fold POINTER_PLUS_EXPR statements with invariant address.
22653 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22656 * config.gcc (powerpc64-*-linux*): Always build biarch.
22658 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22661 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22662 it and pedwarn if this results in an INTEGER_CST.
22664 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22666 * doc/install.texi: Update minimum GMP version. Remove obsolete
22667 text in MPFR section.
22669 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22671 * dwarf2out.c (class_scope_p): New static inline.
22672 (class_or_namespace_scope_p): Use it.
22673 (gen_variable_die): Use DW_TAG_member tag for static data member
22674 declarations instead of DW_TAG_variable.
22676 PR middle-end/39573
22677 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22680 2009-04-08 Richard Guenther <rguenther@suse.de>
22682 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22683 valueize random data.
22685 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22687 * config.gcc (aix tm_file): Add aix-stdint.h.
22688 (aix tm clause use_gcc_stdint): Set to wrap.
22689 * config/rs6000/aix-stdint.h: New file.
22691 2009-04-08 Richard Guenther <rguenther@suse.de>
22693 PR middle-end/36291
22694 * tree-dfa.c (add_referenced_var): Do not recurse into
22695 global initializers.
22696 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22698 (fold_const_aggregate_ref): Likewise.
22700 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22702 * recog.c (ordered_comparison_operator): New.
22703 * gensupport.c (std_preds): Add it.
22704 * doc/md.texi (Machine-Independent Predicates): Document it.
22706 2009-04-08 Jan Hubicka <jh@suse.cz>
22708 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22709 * function.h (rtl_eh): Remove exception_handler_label_map.
22710 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22711 remove_exception_handler_label, for_each_eh_label_1): Remove.
22712 (rtl_remove_unreachable_regions): Remove.
22713 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22714 (find_exception_handler_labels): Don't build the hashtable.
22715 (maybe_remove_eh_handler): Remove.
22716 (for_each_eh_label): Rewrite to walk the tree.
22717 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22718 * except.h (maybe_remove_eh_handler): Remove.
22719 * passes.c (init_optimization_passes): Schedule second EH cleanup
22721 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22722 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22724 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22726 * genoutput.c (validate_optab_operands): New.
22727 (gen_insn, gen_expand): Call it.
22729 * genflags.c (gen_insn): Detect misused iterators.
22730 (main): Pass line_no to gen_insn, exit with status 1 on error.
22732 * genextract.c (line_no): Make global.
22733 (VEC_safe_set_locstr): Change assertion to error message.
22734 (main): Exit with status 1 on error.
22736 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22740 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22741 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22742 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22743 * c-convert.c (convert): Do not call fold on results of conversion
22744 functions when the result is a C_MAYBE_CONST_EXPR.
22745 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22746 of __builtin_choose_expr.
22747 * c-typeck.c (remove_c_maybe_const_expr): New.
22748 (build_unary_op, build_conditional_expr, build_compound_expr,
22749 build_binary_op, c_objc_common_truthvalue_conversion): Call
22750 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22753 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22755 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22756 CODE to produce a new one. Add a prototype to use fold_convert_const
22758 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22761 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22762 mix declarations and code.
22764 2009-04-08 Ben Elliston <bje@au.ibm.com>
22766 * gcc.c: Replace `CC' with `GCC' throughout.
22768 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22770 * doc/invoke.texi: Document Atom support.
22772 2009-04-07 Jason Merrill <jason@redhat.com>
22775 * c-common.h, c-common.c: Add flag_pretty_templates.
22776 * c-opts.c (c_common_handle_option): Set it.
22777 * c.opt: Add -fno-pretty-templates.
22778 * doc/invoke.texi (C++ Dialect Options): Likewise.
22780 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22782 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22783 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22784 (ia64_expand_builtin): Likewise.
22786 2009-04-07 Martin Jambor <mjambor@suse.cz>
22788 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22789 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22790 ADDR_EXPRS are include too.
22792 2009-04-07 Richard Guenther <rguenther@suse.de>
22794 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22795 decls are only used if passes as parameters or if they are
22796 local statics and the call is not to a builtin.
22797 (call_may_clobber_ref_p_1): Likewise.
22799 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22801 * expr.c (do_store_flag): Remove last argument. Simplify code
22802 to avoid duplication of tests already done by can_compare_p.
22803 (expand_expr_real_1): Adjust caller.
22805 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22807 * optabs.c (can_compare_p): Test the predicate of a
22808 cbranch and cstore pattern.
22810 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22812 * expr.c (convert_move): Use emit_store_flag instead of
22815 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22817 * config/i386/i386.c (ix86_compare_emitted): Remove.
22818 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22819 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22820 * config/i386/i386.h (ix86_compare_emitted): Remove.
22821 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22822 instead of ix86_compare_emitted.
22823 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22825 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22827 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22828 Add t-sysroot-suffix to tmake_file.
22829 * config/print-sysroot-suffix.sh: New file.
22830 * config/t-sysroot-suffix: New file.
22832 2009-04-07 Ben Elliston <bje@au.ibm.com>
22834 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22835 as the latter produces a warning when the target does not support
22838 2009-04-07 Ben Elliston <bje@au.ibm.com>
22840 * dfp.c: Replace type punning assignments with memcpy throughout.
22841 * Makefile.in (dfp.o-warn): Remove.
22843 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22846 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22847 Include soft-fp/t-softfp after rs6000/t-linux64.
22849 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22851 * stor-layout.c (set_sizetype): Use the full precision of their
22852 machine mode for bitsize types.
22854 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22856 * config/i386/i386.md: Revert 2 accidental checkins.
22858 2009-04-06 Joey Ye <joey.ye@intel.com>
22859 Xuepeng Guo <xuepeng.guo@intel.com>
22860 H.J. Lu <hongjiu.lu@intel.com>
22862 Atom pipeline model, tuning and insn selection.
22863 * config.gcc (atom): Add atom config options and target.
22865 * config/i386/atom.md: New.
22867 * config/i386/i386.c (atom_cost): New cost.
22868 (m_ATOM): New macro flag.
22869 (initial_ix86_tune_features): Set m_ATOM.
22870 (x86_accumulate_outgoing_args): Likewise.
22871 (x86_arch_always_fancy_math_387): Likewise.
22872 (processor_target): Add Atom cost.
22873 (cpu_names): Add Atom cpu name.
22874 (override_options): Set Atom ISA.
22875 (ix86_issue_rate): New case PROCESSOR_ATOM.
22876 (ix86_adjust_cost): Likewise.
22878 * config/i386/i386.h (TARGET_ATOM): New target macro.
22879 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22880 (TARGET_OPT_AGU): New target option.
22881 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22882 (processor_type): Add PROCESSOR_ATOM.
22884 * config/i386/i386.md (cpu): Add new value "atom".
22885 (use_carry, movu): New attr.
22886 (atom.md): Include atom.md.
22887 (adddi3_carry_rex64): Set attr "use_carry".
22888 (addqi3_carry): Likewise.
22889 (addhi3_carry): Likewise.
22890 (addsi3_carry): Likewise.
22891 (*addsi3_carry_zext): Likewise.
22892 (subdi3_carry_rex64): Likewise.
22893 (subqi3_carry): Likewise.
22894 (subhi3_carry): Likewise.
22895 (subsi3_carry): Likewise.
22896 (x86_movdicc_0_m1_rex64): Likewise.
22897 (*x86_movdicc_0_m1_se): Likewise.
22898 (x86_movsicc_0_m1): Likewise.
22899 (*x86_movsicc_0_m1_se): Likewise.
22900 (*adddi_1_rex64): Emit add insn as much as possible.
22901 (*addsi_1): Likewise.
22902 (return_internal): Set atom_unit.
22903 (return_internal_long): Likewise.
22904 (return_pop_internal): Likewise.
22905 (*rcpsf2_sse): Set atom_sse_attr attr.
22906 (*qrt<mode>2_sse): Likewise.
22907 (*prefetch_sse): Likewise.
22909 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22911 (ix86_target_macros_internal): Likewise.
22913 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22914 (*prefetch_sse_rex): Likewise.
22915 (sse_rcpv4sf2): Likewise.
22916 (sse_vmrcpv4sf2): Likewise.
22917 (sse_sqrtv4sf2): Likewise.
22918 (<sse>_vmsqrt<mode>2): Likewise.
22919 (sse_ldmxcsr): Likewise.
22920 (sse_stmxcsr): Likewise.
22921 (*sse_sfence): Likewise.
22922 (sse2_clflush): Likewise.
22923 (*sse2_mfence): Likewise.
22924 (*sse2_lfence): Likewise.
22925 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22926 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22927 (avx_movdqu<avxmodesuffix>): Likewise.
22928 (avx_lddqu<avxmodesuffix>): Likewise.
22929 (sse2_movntv2di): Change attr "type" to "ssemov".
22930 (sse2_movntsi): Likewise.
22931 (rsqrtv8sf2): Change attr "type" to "sseadd".
22932 (sse3_addsubv2df3): Set attr "atom_unit".
22933 (sse3_h<plusminus_insn>v4sf3): Likewise.
22934 (*sse2_pmaddwd): Likewise.
22935 (*vec_extractv2di_1_rex64): Likewise.
22936 (*vec_extractv2di_1_avx): Likewise.
22937 (sse2_psadbw): Likewise.
22938 (ssse3_phaddwv8hi3): Likewise.
22939 (ssse3_phaddwv4hi3): Likewise.
22940 (ssse3_phadddv4si3): Likewise.
22941 (ssse3_phadddv2si3): Likewise.
22942 (ssse3_phaddswv8hi3): Likewise.
22943 (ssse3_phaddswv4hi3): Likewise.
22944 (ssse3_phsubwv8hi3): Likewise.
22945 (ssse3_phsubwv4hi3): Likewise.
22946 (ssse3_phsubdv4si3): Likewise.
22947 (ssse3_phsubdv2si3): Likewise.
22948 (ssse3_phsubswv8hi3): Likewise.
22949 (ssse3_phsubswv4hi3): Likewise.
22950 (ssse3_pmaddubsw128): Likewise.
22951 (sse3_pmaddubsw: Likewise.
22952 (ssse3_palignrti): Likewise.
22953 (ssse3_palignrdi): Likewise.
22955 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22957 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22959 2009-04-06 Richard Guenther <rguenther@suse.de>
22961 PR tree-optimization/28868
22962 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22963 of which PHI results we inserted.
22964 (insert_into_preds_of_block): Record inserted PHIs.
22965 (eliminate): Eliminate redundant PHI nodes.
22966 (init_pre): Init inserted_phi_names.
22968 2009-04-06 Richard Guenther <rguenther@suse.de>
22970 PR tree-optimization/39643
22971 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22972 IMAGPART_EXPRs of complex constants.
22973 (execute_fold_all_builtins): If we folded a call queue
22974 TODO_update_address_taken.
22976 2009-04-06 Jan Hubicka <jh@suse.cz>
22978 PR middle-end/39659
22979 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22982 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22984 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22986 (ic_invalidate_array): Likewise.
22988 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22990 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22991 alignment for library calls.
22993 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22995 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22996 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22997 * config/i386/mingw-stdint.h: New file.
22999 2009-04-05 Richard Guenther <rguenther@suse.de>
23001 PR tree-optimization/39648
23002 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23003 our &A vs. &A[0] IL deficiencies.
23005 2009-04-04 Jan Hubicka <jh@suse.cz>
23007 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23008 removed toplevel regions.
23009 (sjlj_mark_call_sites): Likewise.
23011 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23013 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23014 (cygwin tm clause use_gcc_stdint): Set to wrap.
23015 * config/i386/cygwin-stdint.h: New file.
23017 2009-04-04 Richard Guenther <rguenther@suse.de>
23019 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23020 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23021 single-argument PHIs if we are in loop-closed SSA form.
23022 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23023 for the pre-condition.
23024 (slpeel_tree_peel_loop_to_edge): Likewise.
23025 (vect_build_loop_niters): Take an optional sequence to append stmts.
23026 (vect_generate_tmps_on_preheader): Likewise.
23027 (vect_do_peeling_for_loop_bound): Take extra guards for the
23029 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23030 the cost model check.
23031 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23032 guards if we are going to peel. Do not apply versioning in that case.
23033 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23034 (vect_do_peeling_for_loop_bound): Likewise.
23035 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23036 loop bound only record extra pre-conditions, do not apply loop
23039 2009-04-04 Richard Guenther <rguenther@suse.de>
23041 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23044 2009-04-04 Jan Hubicka <jh@suse.cz>
23046 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23047 last_basic_block for size of bb->index indexed array.
23048 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23049 compute_out, link_btr_uses, build_btr_def_use_webs,
23050 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23052 2009-04-04 Jan Hubicka <jh@suse.cz>
23054 * except.c (remove_eh_handler_and_replace): Break out from ...
23055 (remove_eh_handler): ... here.
23056 (bring_to_root): New function.
23057 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23058 handled ones, bring others to root of tree.
23060 2009-04-04 Jan Hubicka <jh@suse.cz>
23062 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23063 (all_phis_safe_to_merge): New function.
23064 (update_info): New structure.
23065 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23066 (cleanup_empty_eh): Update SSA if possible.
23068 2009-04-04 Richard Guenther <rguenther@suse.de>
23070 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23071 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23072 (append_vuse): Likewise.
23074 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23076 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23077 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23078 instead of REG_UNSAVED for DW_CFA_undefined.
23079 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23080 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23083 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23086 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23088 2009-04-04 Richard Guenther <rguenther@suse.de>
23090 PR tree-optimization/8781
23091 PR tree-optimization/37892
23092 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23093 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23094 (valueize_refs): Call it for *& valueizations.
23095 (shared_reference_ops_from_ref): Rename to ...
23096 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23097 (shared_reference_ops_from_call): Rename to ...
23098 (valueize_shared_reference_ops_from_call): ... this and valueize.
23099 (vn_reference_lookup): Update.
23100 (visit_reference_op_call): Likewise.
23101 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23102 (eliminate): Value-replace the call address in call statements.
23104 2009-04-04 Richard Guenther <rguenther@suse.de>
23106 PR tree-optimization/39636
23107 * tree-ssa-forwprop.c
23108 (forward_propagate_addr_into_variable_array_index): Check for
23109 GIMPLE_ASSIGN before accessing the rhs code.
23111 2009-04-03 Jason Merrill <jason@redhat.com>
23113 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23115 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23117 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23118 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23119 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23120 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23121 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23122 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23123 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23124 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23125 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23126 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23127 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23128 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23129 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23130 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23131 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23132 Use fr_reg_or_fp01_operand instead of fr_register_operand
23134 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23135 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23136 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23138 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23140 PR rtl-optimization/39607
23141 PR rtl-optimization/39631
23145 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23146 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23147 instead of DF_LR_OUT.
23148 * ira-lives.c (process_bb_node_lives): Ditto.
23149 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23150 instead of DF_LR_{OUT,IN}.
23151 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23152 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23154 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23156 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23157 (execute_lower_omp): Always run but take the short way out if -fopenmp
23159 (gate_lower_omp): Remove, forcing the pass manager to always run the
23160 pass and always set PROP_gimple_lomp.
23161 (pass_lower_omp): Remove gate function.
23162 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23163 PROP_trees. Instead, require it.
23164 * ipa-cp.c (pass_ipa_cp): Likewise.
23165 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23166 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23167 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23168 and PROP_gimple_leh.
23170 2009-04-03 Richard Guenther <rguenther@suse.de>
23172 PR middle-end/13146
23173 PR tree-optimization/23940
23174 PR tree-optimization/33237
23175 PR middle-end/33974
23176 PR middle-end/34093
23177 PR tree-optimization/36201
23178 PR tree-optimization/36230
23179 PR tree-optimization/38049
23180 PR tree-optimization/38207
23181 PR tree-optimization/38230
23182 PR tree-optimization/38301
23183 PR tree-optimization/38585
23184 PR middle-end/38895
23185 PR tree-optimization/38985
23186 PR tree-optimization/39299
23187 * tree-ssa-structalias.h: Remove.
23188 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23189 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23190 (struct vuse_element_d): Remove.
23191 (struct vuse_vec_d): Likewise.
23192 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23193 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23194 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23195 VUSE_ELEMENT_VAR): Likewise.
23196 (struct voptype_d): Likewise.
23197 (NUM_VOP_FREE_BUCKETS): Likewise.
23198 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23199 (struct stmt_operands_d): Remove.
23200 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23201 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23202 VDEF_NUM, VDEF_VECT): Likewise.
23203 (copy_virtual_operands): Remove.
23204 (operand_build_cmp): Likewise.
23205 (create_ssa_artificial_load_stmt): Likewise.
23206 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23207 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23208 vuse_index and mayuse_index members. Pack and move done and iter_type
23209 members to the front.
23210 (SSA_OP_VMAYUSE): Remove.
23211 (SSA_OP_VIRTUAL_USES): Adjust.
23212 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23213 (unlink_stmt_vdef): Declare.
23214 (add_to_addressable_set): Remove.
23215 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23216 (vrp_visit_stmt): Likewise.
23217 * doc/tree-ssa.texi (Alias analysis): Update.
23218 * doc/invoke.texi (max-aliased-vops): Remove docs.
23219 (avg-aliased-vops): Likewise.
23220 * tree-into-ssa.c (syms_to_rename): Remove.
23221 (need_to_update_vops_p): Likewise.
23222 (need_to_initialize_update_ssa_p): Rename to ...
23223 (update_ssa_initialized_fn): ... this. Track function we are
23225 (symbol_marked_for_renaming): Simplify.
23226 (add_new_name_mapping): Do not set need_to_update_vops_p.
23227 (dump_currdefs): Use SYMS_TO_RENAME.
23228 (rewrite_update_stmt): Always walk all uses/defs.
23229 (dump_update_ssa): Adjust.
23230 (init_update_ssa): Take function argument. Track what we are
23232 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23233 (create_new_def_for): Initialize for cfun, assert we are initialized
23235 (mark_sym_for_renaming): Simplify.
23236 (mark_set_for_renaming): Do not initialize update-ssa.
23237 (need_ssa_update_p): Simplify. Take function argument.
23238 (name_mappings_registered_p): Assert we ask for the correct function.
23239 (name_registered_for_update_p): Likewise.
23240 (ssa_names_to_replace): Likewise.
23241 (release_ssa_name_after_update_ssa): Likewise.
23242 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23243 (dump_decl_set): Do not print a newline.
23244 (debug_decl_set): Do it here.
23245 (dump_update_ssa): And here.
23246 * tree-ssa-loop-im.c (move_computations): Adjust.
23247 (movement_possibility): Likewise.
23248 (determine_max_movement): Likewise.
23249 (gather_mem_refs_stmt): Likewise.
23250 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23251 or NAME_MEMORY_TAG.
23252 * tree-complex.c (update_all_vops): Remove.
23253 (expand_complex_move): Adjust.
23254 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23255 Simplify test for memory referencing statement. Exclude
23256 non-invariant ADDR_EXPRs.
23257 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23258 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23259 (rdg_flag_uses): Likewise.
23260 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23262 (tree_optimize_tail_calls_1): Also split the
23263 edge from the entry block if we have degenerate PHI nodes in
23264 the first basic block.
23265 * tree.c (init_ttree): Remove memory-tag related code.
23266 (tree_code_size): Likewise.
23267 (tree_node_structure): Likewise.
23268 (build7_stat): Re-write to be build6_stat.
23269 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23270 (SSA_VAR_P): Adjust.
23271 (struct tree_memory_tag): Remove.
23272 (struct tree_memory_partition_tag): Likewise.
23273 (union tree_node): Adjust.
23274 (build7): Re-write to be build6.
23275 * tree-pass.h (pass_reset_cc_flags): Remove.
23276 (TODO_update_address_taken): New flag.
23277 (pass_simple_dse): Remove.
23278 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23279 * params.h (MAX_ALIASED_VOPS): Remove.
23280 (AVG_ALIASED_VOPS): Likewise.
23281 * omp-low.c (expand_omp_taskreg): Update SSA form.
23282 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23283 aliases the lhs in a copy stmt.
23284 * tree-ssa-dse.c (struct address_walk_data): Remove.
23285 (memory_ssa_name_same): Likewise.
23286 (memory_address_same): Likewise.
23287 (get_kill_of_stmt_lhs): Likewise.
23288 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23289 unused stores. Look through PHI nodes into post-dominated regions.
23290 (dse_optimize_stmt): Simplify. Properly remove stores.
23291 (tree_ssa_dse): Compute dominators.
23292 (execute_simple_dse): Remove.
23293 (pass_simple_dse): Likewise.
23294 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23295 gimple_loaded_syms and gimple_stored_syms computation.
23296 * toplev.c (dump_memory_report): Dump alias and pta stats.
23297 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23298 (vn_reference_eq): Likewise.
23299 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23300 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23301 valueize_vuses): Remove.
23302 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23303 (get_def_ref_stmt_vuse): ... this.
23304 (vn_reference_lookup_2): New function.
23305 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23306 walking equivalent vuses. Simplify.
23307 (vn_reference_lookup): Likewise.
23308 (vn_reference_insert): Likewise.
23309 (vn_reference_insert_pieces): Likewise.
23310 (visit_reference_op_call): Simplify.
23311 (visit_reference_op_load): Likewise.
23312 (visit_reference_op_store): Likewise.
23313 (init_scc_vn): Remove shared_lookup_vuses initialization.
23314 (free_scc_vn): Remove shared_lookup_vuses freeing.
23315 (sort_vuses, sort_vuses_heap): Remove.
23316 (get_ref_from_reference_ops): Export.
23317 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23318 vector with single vuse pointer.
23319 (vn_reference_lookup_pieces, vn_reference_lookup,
23320 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23321 (shared_vuses_from_stmt): Remove.
23322 (get_ref_from_reference_ops): Declare.
23323 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23324 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23325 memory-tag related code.
23326 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23327 (likely_value): Add comment, skip static-chain of call statements.
23328 (surely_varying_stmt_p): Adjust.
23329 (gimplify_and_update_call_from_tree): Likewise.
23330 (execute_fold_all_builtins): Do not rebuild alias info.
23331 (gimplify_and_update_call_from_tree): Properly update VOPs.
23332 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23333 (copy_ref_info): Remove memory-tag related code.
23334 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23335 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23336 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23338 * tree-ssa-dom.c (gimple_p): Remove typedef.
23339 (eliminate_redundant_computations): Adjust.
23340 (record_equivalences_from_stmt): Likewise.
23341 (avail_expr_hash): Likewise.
23342 (avail_expr_eq): Likewise.
23343 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23344 (stmt_makes_single_load): Likewise.
23345 (stmt_makes_single_store): Likewise.
23346 * tree-ssa-alias.c: Rewrite completely.
23347 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23348 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23349 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23350 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23351 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23352 Remove public functions.
23353 (pass_reset_cc_flags): Remove.
23354 (pass_build_alias): Move ...
23355 * tree-ssa-structalias.c (pass_build_alias): ... here.
23356 * tree-ssa-alias.c (may_be_aliased): Move ...
23357 * tree-flow-inline.h (may_be_aliased): ... here.
23358 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23359 count_uses_and_derefs): Move ...
23360 * gimple.c: ... here.
23361 * gimple.h (count_uses_and_derefs): Declare.
23362 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23363 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23364 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23365 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23366 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23367 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23368 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23370 * tree-dfa.c (refs_may_alias_p): Move ...
23371 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23372 * tree-ssa-alias.h: New file.
23373 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23374 (statement_sink_location): Likewise.
23375 * opts.c (decode_options): Do not adjust max-aliased-vops or
23376 avg-aliased-vops values.
23377 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23378 (TV_CALL_CLOBBER): Likewise.
23379 (TV_FLOW_SENSITIVE): Likewise.
23380 (TV_FLOW_INSENSITIVE): Likewise.
23381 (TV_MEMORY_PARTITIONING): Likewise.
23382 (TV_ALIAS_STMT_WALK): New timevar.
23383 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23384 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23385 (get_address_description): Remove memory-tag related code.
23386 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23387 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23388 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23389 and immediate uses in statements. Document.
23390 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23391 (dump_symbols): Remove.
23392 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23393 * alias.c (get_deref_alias_set): New function split out from ...
23394 (get_alias_set): ... here.
23395 * alias.h (get_deref_alias_set): Declare.
23396 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23397 type parameter. Remove restrict pointer handling. Create a
23398 ref-all pointer in case type-based alias sets do not conflict.
23399 (vect_analyze_data_refs): Remove SMT related code.
23400 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23401 (vectorizable_load): Likewise.
23402 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23403 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23404 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23405 Ignore vops and SMTs.
23406 (dr_analyze_alias): Likewise..
23407 (free_data_ref): Likewise.
23408 (create_data_ref): Likewise.
23409 (analyze_all_data_dependences): Likewise.
23410 (get_references_in_stmt): Adjust.
23411 * tree-flow-inline.h (gimple_aliases_computed_p,
23412 gimple_addressable_vars, gimple_call_clobbered_vars,
23413 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23414 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23415 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23416 gimple_mem_ref_stats): Remove.
23417 (gimple_vop): New function.
23418 (op_iter_next_use): Remove vuses and mayuses cases.
23419 (op_iter_next_def): Remove vdefs case.
23420 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23421 (clear_and_done_ssa_iter): Do not set removed fields.
23422 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23423 Assert we are not iterating over vuses or vdefs if not also
23424 iterating over uses or defs.
23425 (op_iter_init_use): Likewise.
23426 (op_iter_init_def): Likewise.
23427 (op_iter_next_vdef): Remove.
23428 (op_iter_next_mustdef): Likewise.
23429 (op_iter_init_vdef): Likewise.
23430 (compare_ssa_operands_equal): Likewise.
23431 (link_use_stmts_after): Handle vuse operand.
23432 (is_call_used): Use is_call_clobbered.
23433 (is_call_clobbered): Global variables are always call clobbered,
23434 query the call-clobbers bitmap.
23435 (mark_call_clobbered): Ignore global variables.
23436 (clear_call_clobbered): Likewise.
23437 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23438 virtual operands sanity check.
23439 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23441 (TARGET_MEM_REF): Remove TMR_TAG operand.
23442 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23443 Remove call-clobber related code.
23444 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23445 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23446 partitions or escape reason.
23447 (get_single_def_stmt, get_single_def_stmt_from_phi,
23448 get_single_def_stmt_with_phi): Remove.
23449 (dump_referenced_vars): Tidy.
23450 (get_ref_base_and_extent): Allow bare decls.
23451 (collect_dfa_stats): Adjust.
23452 * graphite.c (rename_variables_in_stmt): Adjust.
23453 (graphite_copy_stmts_from_block): Likewise.
23454 (translate_clast): Likewise.
23455 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23457 (translate_vuse_through_block): Use the oracle.
23458 (phi_translate_1): Adjust.
23459 (value_dies_in_block_x): Use the oracle. Cache the outcome
23461 (valid_in_sets): Check if the VUSE for
23462 a REFERENCE is available.
23463 (eliminate): Do not remove stmts during elimination,
23464 instead queue and remove them afterwards.
23465 (do_pre): Do not rebuild alias info.
23466 (pass_pre): Run TODO_rebuild_alias before PRE.
23467 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23468 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23469 (mark_all_v_defs_stmt): Remove.
23470 (mark_all_v_defs_seq): Adjust.
23471 (sra_replace): Likewise.
23472 (scalarize_use): Likewise.
23473 (scalarize_copy): Likewise.
23474 (scalarize_init): Likewise.
23475 (scalarize_ldst): Likewise.
23476 (todoflags): Remove.
23477 (tree_sra): Do not rebuild alias info.
23478 (tree_sra_early): Adjust.
23479 (pass_sra): Run TODO_update_address_taken before SRA.
23480 * tree-predcom.c (set_alias_info): Remove.
23481 (prepare_initializers_chain): Do not call it.
23482 (mark_virtual_ops_for_renaming): Adjust.
23483 (mark_virtual_ops_for_renaming_list): Remove.
23484 (initialize_root_vars): Adjust.
23485 (initialize_root_vars_lm): Likewise.
23486 (prepare_initializers_chain): Likewise.
23487 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23488 (may_propagate_copy_into_stmt): Likewise.
23489 (merge_alias_info): Do nothing for now.
23490 (propagate_tree_value_into_stmt): Adjust.
23491 (stmt_may_generate_copy): Likewise.
23492 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23493 not mark symbols for renaming.
23494 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23495 with the same statement, make sure to update the new pointed-to one.
23496 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23497 call statements, do not mark symbols for renaming.
23498 (mark_operand_necessary): Dump something.
23499 (ref_may_be_aliased): New function.
23500 (mark_aliased_reaching_defs_necessary_1): New helper function.
23501 (mark_aliased_reaching_defs_necessary): Likewise.
23502 (mark_all_reaching_defs_necessary_1): Likewise.
23503 (mark_all_reaching_defs_necessary): Likewise.
23504 (propagate_necessity): Do not process virtual PHIs. For
23505 non-aliased loads mark all reaching definitions as necessary.
23506 For aliased loads and stores mark the immediate dominating
23507 aliased clobbers as necessary.
23508 (visited): New global static.
23509 (perform_tree_ssa_dce): Free visited bitmap after propagating
23511 (remove_dead_phis): Perform simple dead virtual PHI removal.
23512 (remove_dead_stmt): Properly unlink virtual operands when
23514 (eliminate_unnecessary_stmts): Schedule PHI removal after
23516 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23517 (process_replaceable): Likewise.
23518 (find_replaceable_in_bb): Likewise.
23519 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23520 based on the single gimple vop.
23521 (verify_flow_insensitive_alias_info): Remove.
23522 (verify_flow_sensitive_alias_info): Likewise.
23523 (verify_call_clobbering): Likewise.
23524 (verify_memory_partitions): Likewise.
23525 (verify_alias_info): Likewise.
23526 (verify_ssa): Adjust..
23527 (execute_update_addresses_taken): Export. Update SSA
23528 manually. Optimize only when optimizing. Use a local bitmap.
23529 (pass_update_address_taken): Remove TODO_update_ssa, add
23531 (pass_update_address_taken): Just use TODO_update_address_taken.
23532 (init_tree_ssa): Do not initialize addressable_vars.
23533 (verify_ssa): Verify new VUSE / VDEF properties.
23534 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23535 Do not call verify_alias_info.
23536 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23537 Do not free the loaded and stored syms bitmaps. Reset the escaped
23538 and callused solutions. Do not free addressable_vars.
23539 Remove memory-tag related code.
23540 (warn_uninitialized_var): Aliases are always available.
23541 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23542 * lambda-code.c (can_put_in_inner_loop): Adjust.
23543 (can_put_after_inner_loop): Likewise.
23544 (perfect_nestify): Likewise.
23545 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23546 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23547 (vectorizable_conversion): Do not mark symbols for renaming.
23548 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23549 (expand_call_inline): Unlink the calls virtual operands before
23551 (tree_function_versioning): Do not call update_ssa if we are not
23552 updating clones. Simplify.
23553 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23554 (propagate_with_phi): Likewise..
23555 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23556 clobber code. Assert we are not aliased or global.
23557 * tree-flow.h: Include tree-ssa-alias.h
23558 (enum escape_type): Remove.
23559 (struct mem_sym_stats_d): Likewise.
23560 (struct mem_ref_stats_d): Likewise.
23561 (struct gimple_df): Add vop member. Remove global_var,
23562 call_clobbered_vars, call_used_vars, addressable_vars,
23563 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23564 escaped and callused members.
23565 (struct ptr_info_def): Remove all members, add points-to solution
23567 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23568 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23569 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23570 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23571 (tree-ssa-alias.o): Likewise.
23572 (toplev.o): Add tree-ssa-alias.h
23573 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23574 * gimple.c (gimple_set_bb): Fix off-by-one error.
23575 (is_gimple_reg): Do not handle memory tags.
23576 (gimple_copy): Also copy virtual operands.
23577 Delay updating the statement. Do not reset loaded and stored syms.
23578 (gimple_set_stored_syms): Remove.
23579 (gimple_set_loaded_syms): Likewise.
23580 (gimple_call_copy_skip_args): Copy the virtual operands
23581 and mark the new statement modified.
23582 * tree-ssa-structalias.c (may_alias_p): Remove.
23583 (set_uids_in_ptset): Take the alias set to prune with as
23584 parameter. Fold in the alias test of may_alias_p.
23585 (compute_points_to_sets): Compute whether a ptr is dereferenced
23586 in a local sbitmap.
23587 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23588 other ADDRESSOF constraints on the lhs.
23589 (get_constraint_for_component_ref): Assert that we don't get
23590 ADDRESSOF constraints from the base of the reference.
23591 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23592 (struct variable_info): Remove collapsed_to member.
23593 (get_varinfo_fc): Remove.
23594 (new_var_info): Do not set collapsed_to.
23595 (dump_constraint): Do not follow cycles.
23596 (dump_constraint_graph): Likewise.
23597 (build_pred_graph): Likewise.
23598 (build_succ_graph): Likewise.
23599 (rewrite_constraints): Likewise.
23600 (do_simple_structure_copy): Remove.
23601 (do_rhs_deref_structure_copy): Remove.
23602 (do_lhs_deref_structure_copy): Remove.
23603 (collapse_rest_of_var): Remove.
23604 (do_structure_copy): Re-implement.
23605 (pta_stats): New global variable.
23606 (dump_pta_stats): New function.
23607 (struct constraint_expr): Make offset signed.
23608 (UNKNOWN_OFFSET): Define special value.
23609 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23610 (solution_set_expand): New helper function split out from ...
23611 (do_sd_constraint): ... here.
23612 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23613 (do_ds_constraint): Likewise.
23614 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23615 and CALLUSED = *CALLUSED.
23616 (set_union_with_increment): Make inc argument signed.
23617 (type_safe): Remove.
23618 (get_constraint_for_ptr_offset): Handle unknown and negative
23620 (first_vi_for_offset): Handle offsets before start. Bail
23621 out early for offsets beyond the variable extent.
23622 (first_or_preceding_vi_for_offset): New function.
23623 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23624 Together with ESCAPED = *ESCAPED this properly computes reachability.
23625 (find_what_var_points_to): New function.
23626 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23627 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23628 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23629 pt_solutions_intersect): New functions.
23630 (compute_call_used_vars): Remove.
23631 (compute_may_aliases): New main entry into PTA computation.
23632 * gimple.h (gimple_p): New typedef.
23633 (struct gimple_statement_base): Remove references_memory_p.
23634 (struct gimple_statement_with_memory_ops_base): Remove
23635 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23637 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23638 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23639 gimple_set_references_memory): Remove.
23640 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23641 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23643 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23644 (verify_expr): Allow RESULT_DECL.
23645 (gimple_duplicate_bb): Do not copy virtual operands.
23646 (gimple_duplicate_sese_region): Adjust.
23647 (gimple_duplicate_sese_tail): Likewise.
23648 (mark_virtual_ops_in_region): Remove.
23649 (move_sese_region_to_fn): Do not call it.
23650 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23651 and pass_simple_dse.
23652 (execute_function_todo): Handle TODO_update_address_taken,
23653 call execute_update_addresses_taken for TODO_rebuild_alias.
23654 (execute_todo): Adjust.
23655 (execute_one_pass): Init dump files early.
23656 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23658 (create_general_new_stmt): Clear vops.
23659 * tree-ssa-reassoc.c (get_rank): Adjust.
23660 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23661 symbols for renaming.
23662 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23663 (PARAM_AVG_ALIASED_VOPS): Likewise.
23664 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23665 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23666 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23667 (operand_build_cmp, copy_virtual_operands,
23668 create_ssa_artificial_load_stmt, add_to_addressable_set,
23669 gimple_add_to_addresses_taken): Remove public functions.
23670 (unlink_stmt_vdef): New function.
23672 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23674 * config.gcc (powerpc-*-linux*): Merge variants.
23676 2009-04-02 Chao-ying Fu <fu@mips.com>
23677 James Grosbach <james.grosbach@microchip.com>
23679 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23680 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23682 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23683 keep_interrupts_masked_p, use_debug_exception_return_p.
23684 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23685 keep_interrupts_masked, use_debug_exception_return.
23686 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23687 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23689 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23690 (mips_print_operand): Process COP0 registers to print $0 .. $31
23691 correctly for GAS to process.
23692 (mips_interrupt_extra_call_saved_reg_p): New function.
23693 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23695 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23696 (mips_compute_frame_info): Add supports for interrupt context that
23697 includes doubleword accumulators and COP0 registers.
23698 (mips_for_each_saved_acc): New function.
23699 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23700 mips_for_each_saved_reg.
23701 (mips_save_reg): Save accumulators.
23702 (mips_kernel_reg_p): A new for_each_rtx callback.
23703 (mips_expand_prologue): Support interrupt handlers.
23704 (mips_restore_reg): Restore accumulators.
23705 (mips_expand_epilogue): Support interrupt handlers.
23706 (mips_can_use_return_insn): Return false for interrupt handlers.
23707 (mips_epilogue_uses): New function.
23708 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23709 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23710 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23711 cop0_move): New instructions.
23712 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23713 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23715 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23717 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23718 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23719 interrupt handlers, we use K0 as the temporary register.
23720 (EPILOGUE_USES): Change to a function call.
23721 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23722 handlers, we use K0 as the temporary register.
23724 * doc/extend.texi (Function Attributes): Document interrupt,
23725 use_shadow_register_set, keep_interrupts_masked,
23726 use_debug_exception_return for MIPS attributes.
23728 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23730 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23731 Remove a number of t-files from tmake_file.
23732 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23733 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23734 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23735 target_prototype, not TARGET_PROTOTYPE.
23736 (LINK_OS_GNU_SPEC): Define.
23737 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23738 and darwin-ldoubdle.c.
23740 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23743 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23744 (cpp_options): Ditto.
23745 (default_compilers): Ditto.
23746 (display_help): Ditto.
23747 (process_command): Ditto.
23748 (do_spec_1): Ditto.
23749 (set_input): Use lbasename instead of duplicate code.
23750 (save_temps_prefix): New static for -save-temps=obj.
23751 (save_temps_length): Ditto.
23753 * doc/invoke.texi (-save-temps=obj): Document new variant to
23754 -save-temps switch.
23756 2009-04-02 Jeff Law <law@redhat.com>
23758 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23761 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23763 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23764 * configure: Regenerated.
23766 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23768 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23769 share the argument list.
23771 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23775 2009-02-12 Diego Novillo <dnovillo@google.com>
23777 * varpool.c (debug_varpool): New.
23778 * cgraph.h (debug_varpool): Declare.
23780 2009-04-02 Jan Hubicka <jh@suse.cz>
23782 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23785 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23787 * config/i386/i386.c (ix86_abi): Move initialization to ...
23788 (override_options): Here.
23790 2009-04-02 Christian Bruel <christian.bruel@st.com>
23792 * config/sh/sh.c (sh_dwarf_register_span): New function.
23793 (TARGET_DWARF_REGISTER_SPAN): Define.
23794 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23796 2009-04-02 Ira Rosen <irar@il.ibm.com>
23798 PR tree-optimization/39595
23799 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23800 interleaved loads group is not greater than the SLP group size.
23802 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23804 * builtins.c (is_builtin_name): New.
23805 (called_as_built_in): Use is_builtin_name.
23806 * tree.h (is_builtin_name): New.
23807 * varasm.c (incorporeal_function_p): Use is_builtin_name
23809 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23811 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23813 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23816 * c-decl.c (clone_underlying_type): Move this ...
23817 * c-common.c (set_underlying_type): ... here.
23818 Also, make sure the function properly sets TYPE_STUB_DECL() on
23819 the newly created typedef variant type.
23820 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23821 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23824 2009-04-02 Richard Guenther <rguenther@suse.de>
23826 PR tree-optimization/37221
23827 * tree-flow.h (degenerate_phi_result): Declare.
23828 * tree-ssa-dom.c (degenerate_phi_result): Export.
23829 * tree-scalar-evolution.c (analyze_initial_condition): If
23830 the initial condition is defined by a degenerate PHI node
23831 use the degenerate value.
23833 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23835 PR rtl-optimization/39588
23836 * combine.c (merge_outer_ops): Do not set the constant when this
23838 (simplify_shift_const_1): Do not modify it either in this case.
23840 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23842 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23843 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23845 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23848 * c-lex.c (interpret_float): Default (no suffix) is double.
23850 2009-04-1 Xinliang David Li <davidxl@google.com>
23852 * config/i386/i386.c (legitimate_constant_p): Recognize
23853 all one vector constant.
23855 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23857 * config/vax/vax.c: Add #includes to silence warnings.
23858 Change #include order to silence two warnings.
23860 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23862 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23863 (ASM_SPEC): Pass -k to the assembler for PIC code.
23865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23867 * config.gcc: Add vax-*-linux* to the switch.
23868 * config/vax/linux.h: New file. (TARGET_VERSION,
23869 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23871 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23873 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23874 Use predicate macros instead of GET_CODE() == foo.
23875 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23876 ashlsi3, rotrsi3, <unnamed>): Likewise.
23878 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23880 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23881 jbbccihi, jbbccisi): Remova trailing whitespace.
23882 * config/vax/constraints.md: Likewise.
23883 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23884 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23885 * config/vax/predicates.md: Likewise.
23886 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23887 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23888 * config/vax/vax.h: Likewise.
23889 * config/vax/vax.md (nonlocal_goto): Likewise.
23891 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23893 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23894 (indirectable_address_p, adjacent_operands_p): Add spaces around
23896 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23898 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23900 * config/vax/vax.c (legitimate_constant_address_p,
23901 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23902 index_term_p, reg_plus_index_p, legitimate_address_p,
23903 vax_mode_dependent_address_p): Update comments to match functions
23904 modified by the recent int->bool conversion.
23906 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23908 * config/vax/builtins.md: Update copyright message.
23909 * config/vax/constraints.md: Likewise.
23910 * config/vax/netbsd-elf.h: Likewise.
23911 * config/vax/predicates.md: Likewise.
23912 * config/vax/vax-protos.h: Likewise.
23913 * config/vax/vax.c: Likewise.
23914 * config/vax/vax.h: Likewise.
23915 * config/vax/vax.md: Likewise.
23916 * config/vax/vax.opt: Likewise.
23918 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23920 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23921 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23922 * config/vax/constraints.md (B, R): Likewise.
23923 * config/vax/predicates.md (external_memory_operand,
23924 nonimmediate_addsub_di_operand): Likewise.
23925 * config/vax/vax.c (vax_output_int_add): Likewise.
23926 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23927 untyped_call): Likewise.
23929 2009-04-01 Matt Thomas <matt@3am-software.com>
23931 * config/vax/predicates.md: New file.
23932 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23933 external_const_operand, nonsymbolic_operand, external_memory_operand,
23934 indirect_memory_operand, indexed_memory_operand,
23935 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23936 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23938 * config/vax/constraints.md: New file.
23939 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23941 * config/vax/builtins.md: New file.
23942 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23943 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23945 * config/vax/vax.opt (mqmath): Add option.
23946 * config/vax/vax.md (isfx): Extend with DI.
23947 (VAXintQH, VAXintQHSD): Define.
23948 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23949 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23950 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23951 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23952 (movdi): Update constraints and use vax_output_int_move().
23953 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23954 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23955 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23956 nonlocal_goto): New.
23957 (mov<mode>): Extend accepted operand types.
23958 (subdi3_old): Rename from subdi3, change update constraints and use
23959 a new implementation.
23960 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23961 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23962 MOVE_RATIO, CLEAR_RATIO): Define.
23963 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23964 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23965 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23966 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23967 (split_quadword_operands): Make static and really allow variable
23969 (print_operand_address): Update for PIC generation.
23970 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23971 indexable_address_p, fixup_mathdi_operand,
23972 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23973 (vax_float_literal, legitimate_constant_p,
23974 indirectable_constant_address_p, index_term_p,
23975 reg_plus_index_p): Return bool instead of int.
23976 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23978 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23980 (vax_output_conditional_branch): Indent.
23981 (legitimate_constant_address_p, indirectable_constant_address_p,
23982 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23983 vax_mode_dependent_address_p): Return bool instead of int, update for
23985 * config/vax/vax-protos.h (legitimate_constant_address_p,
23986 legitimate_constant_p, legitimate_address_p,
23987 vax_mode_dependent_address_p): Change declaration to bool.
23988 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23989 vax_expand_addsub_di_operands, vax_output_int_subtract,
23990 vax_output_movmemsi): Declare.
23991 (split_quadword_operands, vax_float_literal): Delete declaration.
23992 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23993 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23994 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23995 ASM_OUTPUT_DWARF_PCREL): Define.
23996 (ASM_SPEC): Change definition to allow PIC generation.
23998 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24000 * doc/sourcebuild.texi: Update front-end requirements.
24002 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24005 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24006 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24007 (booldi3_internal3): Use boolean_or_operator instead of
24010 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24013 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24014 declarator whose size is not an integer constant expression but
24015 folds to an integer constant, then treat it as a constant
24018 2009-04-01 Richard Guenther <rguenther@suse.de>
24020 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24021 i * 4 + 2 to (i * 2 + 1) * 2.
24023 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24026 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24027 return if c_parser_asm_string_literal returned NULL.
24029 2009-04-01 Nick Clifton <nickc@redhat.com>
24031 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24033 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24034 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24035 other typedefs to avoid conflicts with libgcc2.c. Define labels
24036 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24038 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24039 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24042 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24044 * varasm.c (default_function_rodata_section): Declare DOT as
24047 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24048 Andrey Galkin <agalkin@hypercom.com>
24051 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24052 Make object_name unique for each process.
24054 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24057 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24058 addressable variables in the parallel that could go out of scope while
24059 running queued tasks.
24061 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24063 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24064 (CASE_VALUES_THRESHOLD): Redefine.
24065 * config/avr/avr.c (avr_override_options): Remove initialization of
24066 avr_case_values_threshold variable.
24067 (avr_case_values_threshold): Remove variable. Add new function.
24068 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24069 * config/avr/avr.opt (mno-tablejump): Remove option.
24070 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24072 2009-04-01 DJ Delorie <dj@redhat.com>
24074 * varasm.c (default_function_rodata_section): Don't assume
24075 anything about where the first '.' in the section name is.
24077 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24079 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24080 rs6000_emit_stack_tie.
24082 2009-03-31 Ian Lance Taylor <iant@google.com>
24084 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24085 gimple_code with GIMPLE_RESX, not RESX.
24087 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24089 * c-common.c (c_get_ident): New.
24090 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24092 2009-04-01 Ben Elliston <bje@au.ibm.com>
24094 * config/rs6000/sysv4.opt (msdata): Improve option description.
24096 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24098 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24099 (divdf3_internal_lat): Remove.
24100 (divxf3_internal_lat): Remove.
24101 (divxf3_internal_thr): Remove.
24102 (divxf): Use divxf3_internal.
24103 * config/ia64/div.md (divsf3_internal_lat): New.
24104 (divdf3_internal_lat): New.
24105 (divxf3_internal): New.
24107 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24110 * Makefile.in (USE_GCC_STDINT): Define.
24111 (stmp-int-hdrs): Install stdint.h if applicable.
24112 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24114 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24115 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24116 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24117 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24118 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24119 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24120 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24121 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24122 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24123 (c_common_nodes_and_builtins): Initialize
24124 underlying_wchar_type_node. Do not initialize
24125 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24126 nodes for new types.
24127 (c_stddef_cpp_builtins): Define macros for new types.
24128 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24130 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24131 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24132 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24133 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24134 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24135 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24136 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24137 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24138 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24139 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24140 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24141 int16_type_node, int32_type_node, int64_type_node,
24142 uint8_type_node, uint16_type_node, c_uint32_type_node,
24143 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24144 int_least32_type_node, int_least64_type_node,
24145 uint_least8_type_node, uint_least16_type_node,
24146 uint_least32_type_node, uint_least64_type_node,
24147 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24148 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24149 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24150 uintptr_type_node): Define.
24151 * c-cppbuiltin.c (builtin_define_constants,
24152 builtin_define_type_minmax): New.
24153 (builtin_define_stdint_macros): Define more macros.
24154 (c_cpp_builtins): Define more limit macros.
24155 (type_suffix): New.
24156 (builtin_define_type_max): Define in terms of
24157 builtin_define_type_minmax. Remove is_long parameter. All
24159 * config.gcc (use_gcc_stdint): Define.
24160 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24161 Add newlib-stdint.h for generic targets.
24162 * config/glibc-stdint.h, config/newlib-stdint.h,
24163 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24164 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24165 * config/score/score.h (UINTPTR_TYPE): Define.
24166 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24167 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24168 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24169 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24170 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24171 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24172 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24173 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24174 * config/spu/spu.h (STDINT_LONG32): Define.
24175 * configure.ac (use_gcc_stdint): Substitute.
24176 * configure: Regenerate.
24177 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24178 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24179 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24180 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24181 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24182 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24183 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24184 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24185 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24186 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24187 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24188 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24189 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24190 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24191 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24192 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24193 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24194 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24195 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24196 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24197 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24198 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24199 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24200 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24201 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24202 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24203 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24204 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24205 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24207 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24209 * loop-iv.c (suitable_set_for_replacement): Renamed from
24210 simplify_using_assignment; changed to return bool and to accept new
24211 args DEST and SRC. Return true iff we find a source/destination pair
24212 that can be used to make a replacement, and fill SRC and DEST if so.
24213 Remove arg ALTERED. Don't deal with altered regs here. All callers
24215 (simplify_using_initial_values): Deal with altered regs here and track
24216 more precisely the effect they have on the validity of our expression.
24218 * loop-iv.c (simplify_using_condition): A condition of the form
24219 (EQ REG CONST) can be used to simply make a substitution.
24220 (simplify_using_initial_values): Keep track of conditions we have seen
24221 and keep using them to simplify new expressions, while applying the
24222 same substitutions to them as to the expression.
24224 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24225 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24228 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24229 changed. Use this when trying to improve the upper bound.
24230 Generate the comparison by using simplify_gen_relational.
24232 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24234 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24236 (simplify_using_assignment, simplify_using_initial_values): Call
24237 replace_in_expr to make replacements. Call replace_single_def_regs
24238 once on the initial version of the expression.
24240 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24243 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24245 2009-03-31 Richard Guenther <rguenther@suse.de>
24247 PR middle-end/31029
24248 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24249 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24251 2009-03-31 Richard Guenther <rguenther@suse.de>
24253 * tree.h (div_if_zero_remainder): Declare.
24254 * fold-const.c (div_if_zero_remainder): Export.
24255 * tree-ssa-forwprop.c
24256 (forward_propagate_addr_into_variable_array_index): Handle
24257 constant array index addition outside of the variable index.
24259 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24262 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24263 define_splits, floatunssi<mode>2): Require x87 conversions from
24264 DImode to be permitted.
24266 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24268 PR preprocessor/15638
24269 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24271 2009-03-31 Richard Guenther <rguenther@suse.de>
24273 PR middle-end/23401
24274 PR middle-end/27810
24275 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24276 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24277 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24278 a separate statement.
24279 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24280 (lookup_tmp_var): Likewise.
24281 (is_gimple_formal_tmp_or_call_rhs): Remove.
24282 (is_gimple_reg_or_call_rhs): Rename to ...
24283 (is_gimple_reg_rhs_or_call): ... this.
24284 (is_gimple_mem_or_call_rhs): Rename to ...
24285 (is_gimple_mem_rhs_or_call): ... this.
24286 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24287 DECL_GIMPLE_REG_P only if is_formal is true.
24288 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24289 for non-proper post-modify expression gimplification.
24290 (gimplify_self_mod_expr): For post-modify expressions gimplify
24291 the lvalue to a minimal lvalue.
24292 (rhs_predicate_for): Remove formal temp case.
24293 (gimplify_modify_expr_rhs): Likewise.
24294 (gimplify_addr_expr): Use is_gimple_reg.
24295 (gimplify_expr): Remove formal temp cases.
24296 (gimple_regimplify_operands): Likewise.
24297 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24298 and FILTER_EXPR like constants.
24299 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24301 (is_gimple_formal_tmp_rhs): Remove.
24302 (is_gimple_reg_rhs): Remove special casing.
24303 (is_gimple_mem_rhs): Fix.
24304 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24305 (is_gimple_formal_tmp_var): Remove.
24306 (is_gimple_formal_tmp_reg): Likewise.
24307 (is_gimple_min_lval): Allow invariant component ref parts.
24308 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24309 is_gimple_formal_tmp_reg): Remove declarations.
24310 * tree-cfg.c (verify_expr): Verify that variables with address
24311 taken do not have DECL_GIMPLE_REG_P set.
24312 * tree-mudflap.c (mf_build_check_statement_for): Use
24313 force_gimple_operand instead of gimplify_expr.
24315 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24317 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24318 schedulable rows to compute_split_row.
24320 2009-03-31 Ben Elliston <bje@au.ibm.com>
24323 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24326 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24328 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24329 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24330 * configure: Regenerate.
24331 * config.in: Regenerate.
24332 * config/rs6000/rs6000.opt (mtls-markers): Add.
24333 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24334 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24335 (tls_ld_aix, tls_ld_sysv): Likewise.
24336 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24337 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24339 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24341 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24343 2009-03-30 Jan Hubicka <jh@suse.cz>
24345 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24347 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24348 detection and label handling.
24350 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24352 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24353 left_conflicts_size.
24354 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24355 ALLOCNO_LEFT_CONFLICTS_SIZE.
24357 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24358 remove_allocno_from_bucket_and_push,
24359 allocno_spill_priority_compare, push_allocnos_to_stack,
24360 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24361 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24362 (setup_allocno_left_conflicts_num): Ditto. Rename to
24363 setup_allocno_left_conflicts_size.
24364 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24365 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24366 setup_allocno_left_conflicts_size instead of
24367 setup_allocno_left_conflicts_num.
24369 * ira-build.c (ira_create_allocno): Use
24370 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24371 ALLOCNO_LEFT_CONFLICTS_NUM.
24373 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24375 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24376 instead of DF_LR_OUT.
24378 * ira-lives.c (process_bb_node_lives): Ditto.
24380 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24381 instead of DF_LR_{OUT,IN}.
24383 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24385 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24387 2009-03-30 Jan Hubicka <jh@suse.cz>
24389 * except.c (label_to_region_map): Fix thinko.
24391 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24393 PR middle-end/38237
24394 * tree.h (tree_find_value): New declaration.
24395 * tree.c (tree_find_value): New function.
24396 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24398 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24401 * c-decl.c (struct c_binding): Add locus field.
24402 (bind): Add locus argument, set locus field from it.
24403 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24404 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24405 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24406 implicitly_declare, undeclared_variable, lookup_label,
24407 declare_label, c_make_fname_decl, c_builtin_function,
24408 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24411 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24414 * config/i386/i386.c (classify_argument): Check total size of
24417 2009-03-30 Martin Jambor <mjambor@suse.cz>
24419 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24420 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24421 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24424 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24425 seen_variable_array_ref while also traversing a union.
24427 * tree-inline.c (optimize_inline_calls): Do not call
24428 cgraph_node_remove_callees.
24429 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24430 (pass_remove_cgraph_callee_edges): New variable.
24431 * passes.c (init_optimization_passes): Add
24432 pass_remove_cgraph_callee_edges after early inlining and before all
24433 late intraprocedural passes.
24435 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24437 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24439 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24440 Fix typos in names.
24442 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24444 * combine.c (simplify_comparison): Use have_insn_for.
24445 * dojump.c (do_jump): Likewise.
24447 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24449 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24450 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24451 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24452 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24453 instead of sparc_compare_emitted.
24454 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24455 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24456 instead of sparc_compare_emitted.
24458 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24460 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24461 enter/exit cfglayout mode.
24462 (pass_partition_block): Require it.
24463 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24464 (combine_instructions): Track basic blocks instead of labels.
24465 (update_cfg_for_uncondjump): New.
24466 (try_combine): Use it. Update jumps after rescanning.
24467 (pass_combine): Require PROP_cfglayout.
24468 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24470 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24472 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24473 Provide/destroy PROP_cfglayout respectively.
24474 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24475 * tree-pass.h (PROP_cfglayout): New.
24477 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24479 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24480 fold_convert_const_fixed_from_fixed,
24481 fold_convert_const_fixed_from_int,
24482 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24483 set TREE_CONSTANT_OVERFLOW.
24484 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24485 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24487 2009-03-30 Ira Rosen <irar@il.ibm.com>
24489 * tree-vect-loop-manip.c: New file.
24490 * tree-vectorizer.c: Update documentation and included files.
24491 (vect_loop_location): Make extern.
24492 (rename_use_op): Move to tree-vect-loop-manip.c
24493 (rename_variables_in_bb, rename_variables_in_loop,
24494 slpeel_update_phis_for_duplicate_loop,
24495 slpeel_update_phi_nodes_for_guard1,
24496 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24497 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24498 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24499 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24500 find_loop_location): Likewise.
24501 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24502 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24503 get_vectype_for_scalar_type, vect_is_simple_use,
24504 supportable_widening_operation, supportable_narrowing_operation):
24506 (bb_in_loop_p): Move to tree-vect-loop.c.
24507 (new_loop_vec_info, destroy_loop_vec_info,
24508 reduction_code_for_scalar_code, report_vect_op,
24509 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24510 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24511 (vect_supportable_dr_alignment): Likewise.
24512 * tree-vectorizer.h (tree-data-ref.h): Include.
24513 (vect_loop_location): Declare.
24514 Reorganize function declarations according to the new file structure.
24515 * tree-vect-loop.c: New file.
24516 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24517 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24518 * tree-vect-data-refs.c: New file.
24519 * tree-vect-patterns.c (timevar.h): Don't include.
24520 * tree-vect-stmts.c: New file.
24521 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24522 tree-vect-slp.c, tree-vect-loop.c.
24523 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24524 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24525 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24526 (tree-vect-analyze.o): Remove.
24527 (tree-vect-transform.o): Likewise.
24528 (tree-vect-data-refs.o): Add rule.
24529 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24530 tree-vect-slp.o): Likewise.
24531 (tree-vect-patterns.o): Remove redundant dependencies.
24532 (tree-vectorizer.o): Likewise.
24533 * tree-vect-slp.c: New file.
24535 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24537 * optc-gen.awk: Warn if an option flag has multiple different
24540 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24542 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24543 -floop-block): Document dependences on PPL, CLooG and Graphite.
24545 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24547 PR rtl-optimization/323
24548 * c-common.c (c_fully_fold, convert_and_check,
24549 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24550 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24551 * c-common.def (EXCESS_PRECISION_EXPR): New.
24552 * c-cppbuiltin.c (builtin_define_float_constants): Define
24553 constants with enough digits for long double.
24554 * c-lex.c (interpret_float): Interpret constant with excess
24555 precision where appropriate.
24556 * c-opts.c (c_common_post_options): Set
24557 flag_excess_precision_cmdline. Give an error for
24558 -fexcess-precision=standard for C++ for processors where the
24559 option is significant.
24560 * c-parser.c (c_parser_conditional_expression): Handle excess
24561 precision in condition.
24562 * c-typeck.c (convert_arguments): Handle arguments with excess
24564 (build_unary_op): Move excess precision outside operation.
24565 (build_conditional_expr): Likewise.
24566 (build_compound_expr): Likewise.
24567 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24568 (build_modify_expr): Handle excess precision in RHS.
24569 (convert_for_assignment): Handle excess precision in converted
24571 (digest_init, output_init_element, process_init_element): Handle
24572 excess precision in initializer.
24573 (c_finish_return): Handle excess precision in return value.
24574 (build_binary_op): Handle excess precision in operands and add
24575 excess precision as needed for operation.
24576 * common.opt (-fexcess-precision=): New option.
24577 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24578 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24579 For standard excess precision, output explicit conversion to and
24580 truncation from XFmode.
24581 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24582 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24583 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24584 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24585 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24586 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24587 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24588 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24589 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24590 define_splits, sqrt<mode>2): Disable where appropriate for
24591 standard excess precision.
24592 * convert.c (convert_to_real): Do not shorten arithmetic to type
24593 for which excess precision would be used.
24594 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24595 * doc/invoke.texi (-fexcess-precision=): Document option.
24596 (-mfpmath=): Correct index entry.
24597 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24598 flag_excess_precision): New.
24599 * langhooks.c (lhd_post_options): Set
24600 flag_excess_precision_cmdline.
24601 * opts.c (common_handle_option): Handle -fexcess-precision=.
24602 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24603 init_excess_precision): New.
24604 (lang_dependent_init_target): Call init_excess_precision.
24605 * tree.c (excess_precision_type): New.
24606 * tree.h (excess_precision_type): Declare.
24608 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24611 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24612 non-lvalue to component.
24614 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24616 PR preprocessor/34695
24617 * Makefile.in (c-opts.o): Depend on c-tree.h.
24618 * c-common.c: Move down include of diagnostic.h.
24619 (done_lexing, c_cpp_error): New.
24620 * c-common.h (done_lexing): Declare.
24621 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24623 * c-opts.c: Include c-tree.h.
24624 (c_common_init_options): Set preprocessor error callback.
24625 (c_common_handle_option): Do not set preprocessor
24626 inhibit_warnings, warnings_are_errors, warn_system_headers,
24627 pedantic_errors or inhibit_warnings flags.
24628 (c_common_post_options): Do not check cpp_errors (parse_in).
24629 (c_common_finish): Do not output dependencies if there were
24630 errors. Do not check return value of cpp_finish.
24631 * c-ppoutput.c (pp_file_change): Set input_location.
24632 * c-tree.h (c_cpp_error): Declare.
24633 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24635 (diagnostic_build_prefix): Check override_column.
24636 * diagnostic.h (diagnostic_info): Add override_column field.
24637 (diagnostic_override_column): Define.
24639 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24641 * c-common.c (c_expand_expr, c_staticp): Remove.
24642 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24643 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24644 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24645 * c-gimplify.c (gimplify_compound_literal_expr,
24646 optimize_compound_literals_in_ctor): Remove.
24647 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24648 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24649 * c-semantics.c (emit_local_var): Remove.
24651 * langhooks-def.h (lhd_expand_expr): Remove.
24652 * langhooks.c (lhd_expand_expr): Remove.
24653 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24655 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24656 handling from c-semantics.c; don't call into langhook.
24657 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24658 * gimplify.c (gimplify_compound_literal_expr,
24659 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24660 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24661 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24662 as was done in c-gimplify.c.
24663 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24664 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24665 Move from c-common.h.
24666 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24668 * tree.c (staticp): Do not call langhook.
24669 * langhooks.c (lhd_staticp): Delete.
24670 * langhooks-def.h (lhd_staticp): Delete prototype.
24671 (LANG_HOOKS_STATICP): Delete.
24672 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24674 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24675 instead of DECL_STMTs.
24677 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24685 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24687 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24688 contained expression.
24689 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24690 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24691 conditional expressions for C.
24692 (decl_constant_value_for_optimization): Move from
24693 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24694 whether optimizing and that the expression is a VAR_DECL not of
24695 array type instead of doing such checks in the caller. Do not
24696 check pedantic. Call gcc_unreachable for C++.
24697 * c-common.def (C_MAYBE_CONST_EXPR): New.
24698 * c-common.h (c_fully_fold, c_save_expr,
24699 decl_constant_value_for_optimization): New prototypes.
24700 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24701 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24702 EXPR_INT_CONST_OPERANDS): Define.
24703 * c-convert.c (convert): Strip nops from expression.
24704 * c-decl.c (groktypename): Take extra parameters expr and
24705 expr_const_operands. Update call to grokdeclarator.
24706 (start_decl): Update call to grokdeclarator. Add statement for
24707 expressions used in type of decl.
24708 (grokparm): Update call to grokdeclarator.
24709 (push_parm_decl): Update call to grokdeclarator.
24710 (build_compound_literal): Add parameter non_const and build a
24711 C_MAYBE_COSNT_EXPR if applicable.
24712 (grokdeclarator): Take extra parameters expr and
24713 expr_const_operands. Track expressions used in declaration
24714 specifiers and declarators. Fold array sizes and track whether
24715 they are constant expressions and whether they are integer
24716 constant expressions.
24717 (parser_xref_tag): Set expr and expr_const_operands fields in
24719 (grokfield): Update call to grokdeclarator.
24720 (start_function): Update call to grokdeclarator.
24721 (build_null_declspecs): Set expr and expr_const_operands fields in
24723 (declspecs_add_type): Handle expressions in typeof specifiers.
24724 * c-parser.c (c_parser_declspecs): Set expr and
24725 expr_const_operands fields for declaration specifiers.
24726 (c_parser_enum_specifier): Likewise.
24727 (c_parser_struct_or_union_specifier): Likewise.
24728 (c_parser_typeof_specifier): Likewise. Update call to
24729 groktypename. Fold expression as needed. Return expressions with
24730 type instead of adding statements.
24731 (c_parser_attributes): Update calls to c_parser_expr_list.
24732 (c_parser_statement_after_labels): Fold expression before passing
24733 to objc_build_throw_stmt.
24734 (c_parser_condition): Fold expression.
24735 (c_parser_asm_operands): Fold expression.
24736 (c_parser_conditional_expression): Use c_save_expr. Update call
24737 to build_conditional_expr.
24738 (c_parser_alignof_expression): Update call to groktypename.
24739 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24740 original_code. Fold expression argument of va_arg. Create
24741 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24742 argument to va_arg. Update calls to groktypename. Fold array
24743 index for offsetof. Verify that first argument to
24744 __builtin_choose_expr has integer type.
24745 (c_parser_postfix_expression_after_paren_type): Update calls to
24746 groktypename and build_compound_literal. Handle expressions with
24747 side effects in type name.
24748 (c_parser_postfix_expression_after_primary): Update call to
24749 c_parser_expr_list. Set original_code for calls to
24750 __builtin_constant_p.
24751 (c_parser_expr_list): Take extra parameter fold_p. Fold
24752 expressions if requested.
24753 (c_parser_objc_type_name): Update call to groktypename.
24754 (c_parser_objc_synchronized_statement): Fold expression.
24755 (c_parser_objc_receiver): Fold expression.
24756 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24757 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24758 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24759 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24760 (struct c_typespec): Add elements expr and expr_const_operands.
24761 (struct c_declspecs): Add elements expr and expr_const_operands.
24762 (groktypename, build_conditional_expr, build_compound_literal):
24764 (in_late_binary_op): Declare.
24765 * c-typeck.c (note_integer_operands): New function.
24766 (in_late_binary_op): New variable.
24767 (decl_constant_value_for_broken_optimization): Move to c-common.c
24768 and rename to decl_constant_value_for_optimization.
24769 (default_function_array_conversion): Do not strip nops.
24770 (default_conversion): Do not call
24771 decl_constant_value_for_broken_optimization.
24772 (build_array_ref): Do not fold result.
24773 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24774 result when operand is a VLA.
24775 (c_expr_sizeof_type): Update call to groktypename. Handle
24776 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24777 result when operand names a VLA type.
24778 (build_function_call): Update call to build_compound_literal.
24779 Only fold result for calls to __builtin_* functions. Strip
24780 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24781 the function designator.
24782 (convert_arguments): Fold arguments. Update call to
24783 convert_for_assignment.
24784 (build_unary_op): Handle increment and decrement of
24785 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24786 decrement earlier. Fold operand of increment and decrement.
24787 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24788 built for integer operand. Wrap returns that are INTEGER_CSTs
24789 without being integer constant expressions or that have integer
24790 constant operands without being INTEGER_CSTs.
24791 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24792 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24793 result is an integer constant expression or can be used in
24794 unevaluated parts of one and avoid folding and wrap as
24795 appropriate. Fold operands before possibly doing -Wsign-compare
24797 (build_compound_expr): Wrap result for C99 if operands can be used
24798 in integer constant expressions.
24799 (build_c_cast): Update call to digest_init. Do not ignore
24800 overflow from casting floating-point constants to integers. Wrap
24801 results that could be confused with integer constant expressions,
24802 null pointer constants or floating-point constants.
24803 (c_cast_expr): Update call to groktypename. Handle expressions
24804 included in type name.
24805 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24806 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24807 Update calls to convert_for_assignment.
24808 (convert_for_assignment): Take new parameter
24809 null_pointer_constant. Do not strip nops or call
24810 decl_constant_value_for_broken_optimization. Set
24811 in_late_binary_op for conversions to boolean.
24812 (store_init_value): Update call to digest_init.
24813 (digest_init): Take new parameter null_pointer_constant. Do not
24814 call decl_constant_value_for_broken_optimization. pedwarn for
24815 initializers not constant expressions. Update calls to
24816 convert_for_assignment.
24817 (constructor_nonconst): New.
24818 (struct constructor_stack): Add nonconst element.
24819 (really_start_incremental_init, push_init_level, pop_init_level):
24820 Handle constructor_nonconst and nonconst element.
24821 (set_init_index): Call constant_expression_warning for array
24823 (output_init_element): Fold value. Set constructor_nonconst as
24824 applicable. pedwarn for initializers not constant expressions.
24825 Update call to digest_init. Call constant_expression_warning
24826 where constant initializers are required.
24827 (process_init_element): Use c_save_expr.
24828 (c_finish_goto_ptr): Fold expression.
24829 (c_finish_return): Fold return value. Update call to
24830 convert_for_assignment.
24831 (c_start_case): Fold switch expression.
24832 (c_process_expr_stmt): Fold expression.
24833 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24834 ensure statement expression is not evaluated in constant expression.
24835 (build_binary_op): Track whether results are integer constant
24836 expressions or may occur in such, disable folding and wrap results
24837 as applicable. Fold operands for -Wsign-compare warnings unless
24839 (c_objc_common_truthvalue_conversion): Handle results folded to
24840 integer constants that are not integer constant expressions.
24841 * doc/extend.texi: Document when typeof operands are evaluated,
24842 that condition of __builtin_choose_expr is an integer constant
24843 expression, and more about use of __builtin_constant_p in
24846 2009-03-29 Richard Guenther <rguenther@suse.de>
24848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24849 propagate addresses of array references.
24851 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24853 * regmove.c (perhaps_ends_bb_p): Remove.
24854 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24855 from INSN and check that the main loop stays within that basic block.
24856 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24857 (regmove_forward_pass): Split out from regmove_optimize. Use
24858 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24859 (regmove_backward_pass): Split out from regmove_optimize. Use
24860 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24861 (regmove_optimize): Simplify.
24863 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24866 * config/i386/i386.c (classify_argument): Ignore flexible array
24867 member in struct and warn ABI change.
24869 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24871 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24873 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24874 (ix86_adjust_cost): Updated.
24876 2009-03-29 Jan Hubicka <jh@suse.cz>
24878 PR middle-end/28850
24879 * tree-pass.h (pass_cleanup_eh): New function.
24880 (remove_unreachable_regions): Break code handling RTL
24881 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24882 that can not be reached by runtime.
24883 (can_be_reached_by_runtime): New function.
24884 (label_to_region_map): New function.
24885 (num_eh_regions): New function.
24886 (rtl_remove_unreachable_regions): New function.
24887 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24888 (remove_eh_region): New function.
24889 * except.h: Include sbitmap and vecprim.
24890 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24891 num_eh_regions): Declare.
24892 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24893 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24894 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24895 (tree_empty_eh_handler_p): New function.
24896 (cleanup_empty_eh): New function.
24897 (cleanup_eh): New function.
24898 (pass_cleanup_eh): New function.
24900 2009-03-29 Jan Hubicka <jh@suse.cz>
24902 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24903 for removed regions.
24905 2009-03-29 Jan Hubicka <jh@suse.cz>
24907 * except.c (dump_eh_tree): Dump all datastructures.
24909 2009-03-29 Jan Hubicka <jh@suse.cz>
24911 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24912 (duplicate_eh_regions_1): Likewise.
24913 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24914 vector; call EH verification.
24915 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24916 Be ready for region being removed.
24918 2009-03-29 Jan Hubicka <jh@suse.cz>
24920 * bitmap.c (bitmap_last_set_bit): New function.
24921 * bitmap.h (bitmap_last_set_bit): Declare.
24923 2009-03-29 David Ayers <ayers@fsfe.org>
24926 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24927 by calling objc_compare_types and surpress warnings about
24928 incompatible C pointers that are compatible ObjC pointers.
24930 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24932 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24933 call initialize_inline_failed.
24934 (initialize_inline_failed): Move it from here ...
24935 * cgraph.c (initialize_inline_failed): ... to here.
24936 (cgraph_create_edge): Call initialize_inline_failed rather than
24937 setting inline_failed directly.
24939 2009-03-29 Ben Elliston <bje@au.ibm.com>
24942 * sysv4.opt (msdata): Improve comment.
24943 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24944 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24946 2009-03-29 Ben Elliston <bje@au.ibm.com>
24949 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24950 load and store attributes.
24952 2009-03-29 Ben Elliston <bje@au.ibm.com>
24954 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24955 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24956 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24957 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24958 __builtin_infq and __builtin_huge_valq.
24960 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24962 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24964 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24965 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24967 2009-03-28 Xinliang David Li <davidxl@google.com>
24969 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24970 (do_dbg_cnt): New function.
24972 2009-03-28 Jan Hubicka <jh@suse.cz>
24974 Merge from pretty-ipa:
24976 2009-03-27 Jan Hubicka <jh@suse.cz>
24978 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24979 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24980 * passes.c (function_called_by_processed_nodes_p): New.
24981 * ipa-pure-const.c (check_call): Fix handling of operands.
24982 (analyze_function): Dump debug output for skipped bodies.
24983 (local_pure_const): Use function_called_by_processed_nodes_p.
24984 * dwarf2out.c (reference_to_unused): Use output.
24985 * passes.c (do_per_function_toporder): Likewise.
24987 2008-11-12 Jan Hubicka <jh@suse.cz>
24989 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24990 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24991 state_set_in_source enum
24992 (check_decl): Ignore memory tags; do not set fake looping flags;
24994 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24995 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24996 (check_call, analyze_function): Rewrite.
24998 (add_new_function): Update call of analyze_function.
24999 (generate_summary): Add call of analyze_function.
25000 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25001 (local_pure_const): New function.
25002 (pass_local_pure_const): New pass.
25003 * ipa-inline.c (inline_transform): Set after_inlining.
25004 * tree-eh.c (stmt_can_throw_external): New.
25005 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25006 work with aliasing built.
25007 * tree-flow.h (stmt_can_throw_external): New.
25008 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25009 and local pure/const pass in early and late optimization queue.
25011 2009-03-28 Martin Jambor <mjambor@suse.cz>
25013 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25015 (fold_binary): Allow function decl aligment consideration is the
25016 second argument is integer constant one.
25017 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25018 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25019 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25021 2009-03-28 Jan Hubicka <jh@suse.cz>
25023 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25024 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25025 * function.h (rtl_data): Add nothrow flag.
25026 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25027 set DECL_NOTHROW for AVAILABLE functions.
25029 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25031 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25032 following vector keyword has expansion starting with pixel or bool
25033 keyword, expand vector to __vector and pixel or bool to __pixel or
25037 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25038 warn_if_disallowed_function_p): Removed.
25039 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25040 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25041 warning_if_disallowed_function_p.
25042 * flags.h (warn_if_disallowed_function_p,
25043 warn_disallowed_functions): Removed.
25044 * common.opt (Wdisallowed-function-list=): Removed.
25045 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25047 2009-03-28 Richard Guenther <rguenther@suse.de>
25049 PR tree-optimization/38723
25050 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25053 2009-03-28 Jan Hubicka <jh@suse.cz>
25055 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25056 test introduced by my previous patch.
25058 2009-03-28 Richard Guenther <rguenther@suse.de>
25060 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25061 the PHIs value undefined.
25063 2009-03-28 Jan Hubicka <jh@suse.cz>
25065 * tree-pass.h (pass_fixup_cfg): New pass.
25066 * ipa-inline.c (inline_transform): Set
25067 always_inline_functions_inlined/after_inlining.
25068 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25069 (pass_fixup_cfg): New pass.
25070 * passes.c (init_optimization_passes): Add fixup_cfg.
25072 2009-03-28 Richard Guenther <rguenther@suse.de>
25074 PR tree-optimization/38458
25075 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25076 argument use the arguments copy-of value.
25078 2009-03-28 Richard Guenther <rguenther@suse.de>
25080 PR tree-optimization/38180
25081 * tree-ssa-ccp.c (get_default_value): Simplify.
25082 (likely_value): Likewise.
25083 (surely_varying_stmt_p): Properly handle VOP case.
25084 (ccp_initialize): Likewise.
25085 (ccp_fold): Handle propagating through *&.
25086 (fold_const_aggregate_ref): Also handle decls.
25088 2009-03-28 Jan Hubicka <jh@suse.cz>
25090 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25091 * cgraph.h (cgraph_node): Likewise.
25092 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25093 (cgraph_reset_node): Use process flag.
25094 (cgraph_mark_functions_to_output): Likewise.
25095 (cgraph_expand_function): Likewise.
25096 (cgraph_expand_all_functions): Likewise.
25097 (cgraph_output_in_order): Likewise.
25098 * dwarf2out.c (reference_to_unused): Likewise.
25099 * passes.c do_per_function_toporder): Likewise.
25101 2009-03-28 Jan Hubicka <jh@suse.cz>
25103 Bring from lto-branch:
25105 2008-09-03 Doug Kwan <dougkwan@google.com>
25107 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25108 enums instead of reason strings.
25109 * cgraph.c (cgraph_create_edge): Same.
25110 (cgraph_inline_failed_string): New function.
25111 * cgraph.h (cgraph_inline_failed_t): New enum type.
25112 (cgraph_inline_failed_string): New prototype.
25113 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25114 char pointer to cgraph_inline_failed_t.
25115 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25116 (cgraph_default_inline_p): Ditto.
25117 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25118 to cgraph_inline_failed_t pointer.
25119 * cif-code.def: New file.
25120 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25122 (cgraph_check_inline_limits): Change type of REASON to pointer to
25123 cgraph_inline_failed_t. Replace reason strings with enums.
25124 (cgraph_default_inline_p): Ditto.
25125 (cgraph_recursive_inlining_p): Ditto.
25126 (update_caller_keys): Change type of FAILED_REASON to
25127 cgraph_inline_failed_t.
25128 (cgraph_set_inline_failed): Change type of REASON to pointer to
25129 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25130 convert enums to strings for text output.
25131 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25132 to be of type cgraph_inline_failed_t. Replace reason strings with
25133 enums. Call cgraph_inline_failed_string to covert enums
25134 to strings for text output.
25135 (cgraph_decide_inlining): Replace reason strings with enums.
25136 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25137 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25139 * tree-inline.c (expand_call_inline): Change type of REASON
25140 to cgraph_inline_failed_t. Replace reason strings with enums.
25141 Call cgraph_inline_failed_string for text output.
25142 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25145 2009-03-28 Jan Hubicka <jh@suse.cz>
25147 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25148 cgraph_clone_node): Remove master clone handling.
25149 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25150 * cgraph.h (master_clone): Remove.
25151 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25152 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25153 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25155 2009-03-28 Jan Hubicka <jh@suse.cz>
25157 * cgraph.c (cgraph_function_body_availability): Functions declared
25158 inline are always safe to assume that it is not going to be replaced.
25160 2009-03-28 Richard Guenther <rguenther@suse.de>
25162 PR tree-optimization/38513
25163 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25165 EXC_PTR_EXPR and FILTER_EXPR.
25166 (get_ref_from_reference_ops): Likewise.
25168 2009-03-28 Richard Guenther <rguenther@suse.de>
25170 PR tree-optimization/38968
25171 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25172 Use FLOOR_MOD_EXPR to compute misalignment.
25174 2009-03-28 Richard Guenther <rguenther@suse.de>
25176 PR tree-optimization/37795
25177 * tree.h (combine_comparisons): Declare.
25178 * fold-const.c (combine_comparisons): Export.
25179 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25181 (ifcombine_iforif): Use combine_comparisons.
25183 2009-03-28 Jan Hubicka <jh@suse.cz>
25185 * tree-eh.c (inlinable_call_p): New function.
25186 (make_eh_edges): Use it.
25187 (verify_eh_edges): Use it.
25188 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25189 * except.c (reachable_next_level): Add inlinable_function argument
25190 (sjlj_find_directly_reachable_regions): Update.
25191 (add_reachable_handler): Do not set saw_any_handlers.
25192 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25193 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25194 Add new inlinable call parameter.
25195 (can_throw_internal, can_throw_external): Update.
25196 * except.h (can_throw_internal_1, can_throw_external_1,
25197 foreach_reachable_handler): Update declaration.
25199 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25201 * config/arm/t-arm-coff, config/h8300/coff.h,
25202 config/i386/i386-aout.h, config/i386/i386-coff.h,
25203 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25204 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25205 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25206 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25207 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25208 sys-types.h: Remove.
25209 * Makefile.in: Remove protoize and fixproto support and references
25211 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25212 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25214 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25215 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25216 unprotoize$(exeext).
25217 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25218 (.PHONY): Don't depend on proto.
25219 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25220 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25221 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25222 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25223 build/gen-protos.o, build/scan.o, xsys-protos.h,
25224 build/fix-header$(build_exeext), build/fix-header.o,
25225 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25226 stmp-install-fixproto): Remove.
25227 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25228 SYSCALLS.c or fixproto files.
25229 (install-common): Don't install protoize.
25230 (install-headers-tar, install-headers-cpio, install-headers-cp):
25231 Don't depend on $(STMP_FIXPROTO).
25232 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25233 install fixproto files or write out fixproto settings.
25234 (uninstall): Don't uninstall protoize.
25235 * config.gcc (use_fixproto): Remove.
25236 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25237 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25238 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25239 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25240 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25241 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25242 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25243 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25244 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25245 * config/t-vxworks (STMP_FIXPROTO): Remove.
25246 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25247 STMP_FIXPROTO): Remove.
25248 * config.in, configure: Regenerate.
25249 * crtstuff.c (gid_t, uid_t): Don't undefine.
25250 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25251 (arm-*-coff, arm-*-aout: Remove target entries.
25252 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25253 Remove mention of AIX 4.1.
25254 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25255 * doc/invoke.texi (Running Protoize): Remove.
25256 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25257 (Protoize Caveats): Remove.
25258 * tsystem.h: Update comments on headers assumed to exist.
25260 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25262 * genautomata.c: Add a new year to the copyright. Add a new
25264 (struct insn_reserv_decl): Add comments for member bypass_list.
25265 (find_bypass): Remove.
25266 (insert_bypass): New.
25267 (process_decls): Use insert_bypass.
25268 (output_internal_insn_latency_func): Output all bypasses with the
25269 same input insn in one switch case.
25271 * rtl.def (define_bypass): Describe bypass choice.
25272 * doc/md.texi (define_bypass): Ditto.
25274 2009-03-27 Richard Guenther <rguenther@suse.de>
25276 * gimplify.c (mark_addressable): Export.
25277 * tree-flow.h (mark_addressable): Declare.
25278 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25279 * tree-ssa.c (verify_phi_args): Verify that address taken
25280 variables have TREE_ADDRESSABLE set.
25282 2009-03-27 Richard Guenther <rguenther@suse.de>
25284 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25285 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25286 Do not mark decls TREE_ADDRESSABLE.
25287 (build_fold_addr_expr): Adjust.
25288 (fold_addr_expr): Remove.
25289 (fold_unary): Use build_fold_addr_expr.
25290 (fold_comparison): Likewise.
25291 (split_address_to_core_and_offset): Likewise.
25292 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25294 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25295 (gimplify_modify_expr_to_memcpy): Mark source and destination
25297 * omp-low.c (create_omp_child_function): Mark the object decl
25299 (lower_rec_input_clauses): Mark the var we take the address of
25301 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25303 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25305 PR middle-end/39315
25306 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25307 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25309 2009-03-27 Richard Guenther <rguenther@suse.de>
25311 PR tree-optimization/39120
25312 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25314 (handle_lhs_call): Process return constraints. Add escape
25315 constraints if necessary.
25316 (handle_const_call): Fill out return constraints. Make nested
25317 case more precise. Avoid consttmp if possible.
25318 (handle_pure_call): Fill out return constraints. Avoid
25319 callused if possible.
25320 (find_func_aliases): Simplify call handling.
25322 2009-03-27 Richard Guenther <rguenther@suse.de>
25324 PR tree-optimization/39120
25325 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25326 as a representative.
25327 (solve_graph): Do propagate CALLUSED.
25328 (handle_pure_call): Use a scalar constraint from CALLUSED for
25330 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25333 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25336 * c-common.c (handle_aligned_attribute): Properly check alignment
25337 overflow. Use (1U << i) instead of (1 << i).
25339 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25341 * expr.h (get_mem_align_offset): Updated.
25343 * tree.h (tree_decl_common): Change align to "unsigned int" and
25344 move it before pointer_alias_set.
25346 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25347 Jakub Jelinek <jakub@redhat.com>
25350 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25351 gr_register_operand with gr_reg_or_0_operand.
25352 (cmpxchg_rel_di): Likewise.
25353 (sync_lock_test_and_set<mode>): Likewise.
25355 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25357 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25358 (true_regnum): Likewise.
25360 * rtlanal.c (subreg_info): Moved to ...
25361 * rtl.h (subreg_info): Here. New.
25362 (subreg_get_info): New.
25364 * rtlanal.c (subreg_get_info): Make it extern.
25366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25369 * config/i386/i386.c (ix86_abi): New.
25370 (override_options): Handle -mabi=.
25371 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25372 (ix86_call_abi_override): Likewise.
25373 (init_cumulative_args): Likewise.
25374 (function_arg_advance): Likewise.
25375 (function_arg_64): Likewise.
25376 (function_arg): Likewise.
25377 (ix86_pass_by_reference): Likewise.
25378 (ix86_function_value_regno_p): Likewise.
25379 (ix86_build_builtin_va_list_abi): Likewise.
25380 (setup_incoming_varargs_64): Likewise.
25381 (is_va_list_char_pointer): Likewise.
25382 (ix86_init_machine_status): Likewise.
25383 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25384 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25385 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25386 (ix86_function_abi): Make it static and return enum calling_abi.
25387 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25389 (ix86_fn_abi_va_list): Updated.
25391 * config/i386/i386.h (ix86_abi): New.
25392 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25393 (CONDITIONAL_REGISTER_USAGE): Likewise.
25394 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25395 (machine_function): Likewise.
25397 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25399 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25400 (STACK_BOUNDARY): Likewise.
25401 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25403 * config/i386/i386.opt (mabi=): New.
25405 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25406 return enum calling_abi.
25407 (ix86_function_type_abi): Likewise.
25408 (ix86_function_abi): Removed.
25410 * doc/invoke.texi: Document -mabi= option for x86.
25412 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25414 * builtins.c (real_dconstp): Delete.
25415 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25417 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25418 Jakub Jelinek <jakub@redhat.com>
25421 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25422 (gen_subprogram_die): When a function is explicit, generate the
25423 DW_AT_explicit attribute.
25424 * langhooks.h (struct lang_hooks_for_decls): Add
25425 function_decl_explicit_p langhook.
25426 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25427 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25429 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25431 * builtins.c (fold_builtin_memory_op): Optimize memmove
25432 into memcpy if we can prove source and destination don't overlap.
25434 * tree-inline.c: Include gt-tree-inline.h.
25435 (clone_fn_id_num): New variable.
25436 (clone_function_name): New function.
25437 (tree_function_versioning): Use it.
25438 * Makefile.in (GTFILES): Add tree-inline.c.
25440 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25442 * BASE-VER: Change to 4.5.0.
25444 2009-03-27 Xinliang David Li <davidxl@google.com>
25446 PR tree-optimization/39557
25447 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25449 2009-03-27 Xinliang David Li <davidxl@google.com>
25451 PR tree-optimization/39548
25452 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25455 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25457 * c-common.c (pointer_int_sum): Use %wd on return from
25460 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25462 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25463 on return from tree_low_cst.
25465 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25468 * ginclude/stdarg.h (va_copy): Define also for
25469 __GXX_EXPERIMENTAL_CXX0X__.
25471 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25474 * builtins.h (c_strlen): Do not warn here.
25475 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25476 * c-common.c (pointer_int_sum): Take an explicit location.
25477 Warn about offsets out of bounds.
25478 * c-common.h (pointer_int_sum): Adjust declaration.
25480 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25482 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25485 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25488 * opts.c (warn_if_disallowed_function_p): Don't assume
25489 get_callee_fndecl must return non-NULL.
25491 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25493 PR rtl-optimization/39522
25494 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25495 when reg_reloaded_valid is set.
25497 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25499 * config/spu/divv2df3.c: New file.
25500 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25501 (DPBIT_FUNCS): Filter out _div_df.
25503 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25505 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25506 a jump insn, count that jump in the distance to the loop start.
25508 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25511 * config/sh/sh.c (calc_live_regs): Fix condition for global
25512 registers except PIC_OFFSET_TABLE_REGNUM.
25514 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25517 * doc/invoke.texi (-mconsole): New.
25519 (-mno-cygwin): New.
25521 (-mnop-fun-dllimport): New.
25525 (sub section "i386 and x86-64 Windows Options"): New.
25527 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25529 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25530 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25532 2009-03-25 Richard Guenther <rguenther@suse.de>
25534 PR middle-end/39497
25535 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25538 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25540 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25541 neither of haifa/selective schedulers are working.
25543 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25545 * doc/invoke.texi (Debugging Options): Fix description of
25546 -fno-merge-debug-strings.
25548 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25550 * config/cris/libgcc.ver: New version-script.
25551 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25553 * configure.ac <GAS features, nop mnemonic>: Add pattern
25554 crisv32-*-* for "nop".
25555 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25556 * configure: Regenerate.
25558 2009-03-24 Ira Rosen <irar@il.ibm.com>
25560 PR tree-optimization/39529
25561 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25562 mark_sym_for_renaming for the tag copied to the new vector
25565 2009-03-24 Arthur Loiret <aloiret@debian.org>
25567 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25568 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25569 EXTRA_SPEC_FUNCTIONS.
25570 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25571 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25572 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25573 -march and -mtune options.
25575 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25577 * config/m68k/t-rtems: Add m5329 multilib.
25579 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25580 Jakub Jelinek <jakub@redhat.com>
25583 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25586 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25589 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25590 instead of c_parser_expression_conv, if original_code isn't one of the
25591 4 allowed comparison codes, fail.
25593 2009-03-23 Richard Guenther <rguenther@suse.de>
25595 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25596 * tree.h (struct tree_type): Likewise.
25597 * reload.h (struct insn_chain): Likewise.
25598 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25599 * function.h (struct function): Likewise.
25600 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25602 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25604 PR tree-optimization/39516
25605 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25607 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25609 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25610 should be set true if BITS_PER_WORD of target is bigger than 32
25612 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25614 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25615 Translate -B-options to -rpath-link. Correct existing
25616 rpath-link and conditionalize on !nostdlib.
25618 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25620 * doc/extend.texi (Function Attributes, Variable Attributes):
25622 * doc/invoke.texi (Debugging Options, Optimize Options)
25623 (i386 and x86-64 Options, MCore Options): Likewise.
25625 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25628 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25629 it for block local namespace aliases.
25630 (gen_decl_die): Pass context_die to gen_namespace_die.
25632 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25635 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25636 minimum or maximum value.
25638 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25640 * reginfo.c (globalize_reg): Recompute derived reg sets.
25642 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25645 * libgcc2.c (mprotect): Do not use signed arguments for
25646 VirtualProtect, use DWORD arguments. Also fix the 'may
25647 be used uninitialized' warning for the np variable.
25649 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25652 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25653 functions using regparm calling conventions when not optimizing.
25654 (ix86_function_sseregparm): Similarly for sseregparm calling
25657 2009-03-19 Li Feng <nemokingdom@gmail.com>
25659 PR middle-end/39500
25660 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25661 dependence if the first conflict is after niter iterations.
25663 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25665 PR middle-end/38609
25666 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25667 functions with dynamic stack-pointer adjustments.
25669 2009-03-19 Ben Elliston <bje@au.ibm.com>
25671 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25672 option; change to -msdata=data.
25674 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25676 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25679 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25682 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25684 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25686 * doc/invoke.texi (Code Gen Options): Expand discussion of
25689 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25691 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25692 * matrix-reorg.c (struct matrix_info): Likewise.
25693 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25694 * rtl.h (struct mem_attrs): Likewise.
25695 * df.h (struct df): Likewise.
25696 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25697 * ira-int.h (struct ira_allocno): Likewise.
25698 * df-scan.c (struct df_collection_rec): Likewise.
25699 * ira.c (struct equivalence): Likewise.
25700 * function.c (struct temp_slot): Likewise.
25701 * cfgloop.h (struct loop): Likewise.
25704 * function.c (use_register_for_decl): When not optimizing, disregard
25705 register keyword for variables with types containing methods.
25707 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25709 PR middle-end/39447
25710 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25711 (is_simple_operand): Call contains_component_ref_p before calling data
25712 reference analysis that would fail on COMPONENT_REFs.
25714 * tree-vrp.c (search_for_addr_array): Fix formatting.
25716 2009-03-18 Richard Guenther <rguenther@suse.de>
25718 * tree-vect-transform.c (vect_loop_versioning): Fold the
25719 generated comparisons.
25720 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25721 (slpeel_tree_peel_loop_to_edge): Likewise.
25723 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25725 PR middle-end/37805
25726 * opts.c (print_specific_help): In addition to `undocumented',
25727 accept `separate' and `joined' flags if passed alone. Describe
25728 output by the first matched one of those.
25729 (common_handle_option): Skip over empty strings.
25730 * gcc.c (display_help): Fix help string for `--help='.
25731 * doc/invoke.texi (Option Summary, Overall Options): With
25732 `--help=', classes and qualifiers can both be repeated, but
25733 only the latter can be negated. One should not pass only
25734 negated qualifiers. Fix markup and examples.
25737 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25738 PR middle-end/37805
25739 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25740 and -fhelp=separate.
25742 2009-03-17 Jing Yu <jingyu@google.com>
25744 PR middle-end/39378
25745 * function.h (struct rtl_data): Move is_thunk from here...
25746 (struct function): ...to here.
25747 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25748 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25750 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25752 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25753 (alpha_output_function_end_prologue): Likewise.
25754 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25755 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25756 (rs6000_output_function_epilogue): Likewise.
25757 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25759 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25762 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25763 from different units in a single alternative.
25764 (*truncdfsf_i387): Ditto.
25765 (*truncxfsf2_mixed): Ditto.
25766 (*truncxfdf2_mixed): Ditto.
25768 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25770 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25771 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25774 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25775 unused non-artificial variables when not optimizing.
25778 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25779 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25780 NAMESPACE_DECL in its DECL_INITIAL.
25782 PR middle-end/39443
25783 * optabs.c (set_user_assembler_libfunc): New function.
25784 * expr.h (set_user_assembler_libfunc): New prototype.
25785 * c-common.c: Include libfuncs.h.
25786 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25787 for memcmp, memset, memcpy, memmove and abort.
25788 * Makefile.in (c-common.o): Depend on libfuncs.h.
25791 * dwarf2out.c (gen_inlined_enumeration_type_die,
25792 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25793 gen_tagged_type_instantiation_die): Removed.
25794 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25797 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25800 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25802 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25803 (check-parallel-%): Ditto.
25804 (check-consistency): Ditto.
25806 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25808 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25809 local variable rhs by NULL_TREE.
25811 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25814 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25816 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25819 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25821 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25824 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25825 for ms->sysv ABI calls only in 64bit mode.
25827 * config/i386/i386.md (untyped_call): Support 32bit.
25829 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25831 * doc/extend.texi: Replace x86_65 with x86_64.
25833 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25835 PR tree-optimization/39455
25836 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25837 mismatches for POINTER_TYPE_P (type).
25838 (number_of_iterations_le): Likewise.
25840 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25842 * config/picochip/picochip.c: Removed profiling support.
25843 * config/picochip/picochip.md: Removed profiling instruction.
25844 * config/picochip/picochip.h: Removed profiling builtin.
25846 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25848 * doc/install.texi (--with-host-libstdcxx): Document.
25850 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25853 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25854 generate a warning if the function name does not begin with
25855 "__vector" and the function has either the 'signal' or 'interrupt'
25856 attribute, from here to ...
25857 (avr_declare_function_name): ...here. New function.
25858 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25859 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25861 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25864 * cse.c (fold_rtx): Don't modify original const_arg1 when
25865 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25866 separate variable instead.
25867 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25868 from out of range shift counts.
25869 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25871 2009-03-13 Catherine Moore <clm@codesourcery.com>
25873 * config/i386/x-mingw32 (host-mingw32.o): Replace
25874 diagnostic.h with $(DIAGNOSTIC_H).
25876 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25879 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25881 * config/i386/sync.md (sync_compare_and_swap<mode>,
25882 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25883 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25885 (sync_double_compare_and_swapdi_pic,
25886 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25887 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25889 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25892 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25894 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25897 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25898 (avx_addsubv4df3): Likewise.
25899 (*avx_addsubv4sf3): Likewise.
25900 (sse3_addsubv4sf3): Likewise.
25902 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25905 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25907 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25910 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25911 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25912 registers for allocnos created from user-defined variables.
25914 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25917 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25918 of non-integer mode as well.
25920 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25922 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25923 for functions for which the parameter types are unknown.
25925 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25928 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25929 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25930 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25931 * config/i386/i386.c (ix86_local_alignment): For
25932 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25933 long long variables on the stack to avoid dynamic realignment.
25934 Allow the first argument to be a decl rather than type.
25935 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25937 2009-03-11 Nick Clifton <nickc@redhat.com>
25940 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25942 Add description to mno-lsim option.
25943 * config/mcore/mcore.h: Remove comment about deprecated m4align
25945 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25946 * doc/invoke.texi: Add description of mno-lsim and
25947 mstack-increment options.
25949 * config/fr30/fr30.opt: Document the -mno-lsim option.
25950 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25951 and -mno-lsim options.
25953 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25955 * fold-const.c (fold_comparison): Only call fold_inf_compare
25956 if the mode supports infinities.
25958 2009-03-11 Jason Merrill <jason@redhat.com>
25961 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25962 end already did. Notice GIMPLE_CALL modifications of the result.
25963 Don't copy debug information from an ignored decl or a decl from
25966 2009-03-10 Richard Guenther <rguenther@suse.de>
25967 Nathan Froyd <froydnj@codesourcery.com>
25969 PR middle-end/37850
25970 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25971 (__divMODE3): Likewise.
25973 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25975 PR tree-optimization/39394
25976 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25977 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25979 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25981 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25982 inline asms for register asm ("") declarations.
25984 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25986 * fold-const.c (fold_unary): Fix comment.
25988 2009-03-07 Jan Hubicka <jh@suse.cz>
25991 * tree-inline.c (setup_one_parameter): Do replacement of const
25992 argument by constant in SSA form.
25994 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25996 PR middle-end/38028
25997 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25998 determine alignment passed to assign_stack_local.
25999 (assign_parms_unsplit_complex): Likewise.
26000 * except.c (sjlj_build_landing_pads): Likewise.
26002 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26004 PR middle-end/39360
26005 * tree-flow.h (add_referenced_var): Return bool instead of void.
26006 * tree-dfa.c (add_referenced_var): Return result of
26007 referenced_var_check_and_insert call.
26008 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26009 of referenced_var_check_and_insert.
26012 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26013 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26014 DIE, don't emit it if abstract origin already has it.
26015 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26016 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26018 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26020 * genpreds.c (needs_variable): Fix parentheses at variable name
26022 (write_tm_constrs_h): Indent generated code.
26024 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26026 * doc/extend.texi (Function Attributes): Add documentation
26027 for isr attributes.
26029 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26032 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26033 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26035 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26037 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26040 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26043 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26044 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26046 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26048 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26049 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26050 constants instead of magic numbers.
26051 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26053 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26054 (x86_64_ms_abi_int_parameter_registers): Ditto.
26055 (x86_64_int_return_registers): Ditto.
26056 (ix86_maybe_switch_abi): Ditto.
26057 (ix86_expand_call): Ditto for clobbered_registers array.
26058 (ix86_hard_regno_mode_ok): Ditto.
26059 (x86_extended_QIreg_mentioned_p): Ditto.
26061 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26063 PR tree-optimization/39349
26064 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26066 * combine.c (gen_lowpart_for_combine): Use omode when generating
26069 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26071 PR rtl-optimization/39235
26072 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26074 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26076 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26078 2009-03-04 Richard Guenther <rguenther@suse.de>
26080 PR tree-optimization/39362
26081 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26082 that occur in abnormal PHIs should be varying.
26084 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26086 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26088 (simple_iv): Take loop as an argument instead of statement.
26089 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26090 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26092 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26094 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26095 * matrix-reorg.c (analyze_transpose): Ditto.
26096 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26097 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26098 * tree-predcom.c (ref_at_iteration): Ditto.
26099 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26101 2009-03-04 Richard Guenther <rguenther@suse.de>
26103 PR tree-optimization/39358
26104 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26105 escaped_id and callused_id.
26106 (solve_graph): Likewise.
26108 2009-03-04 Richard Guenther <rguenther@suse.de>
26110 PR tree-optimization/39339
26111 * tree-sra.c (try_instantiate_multiple_fields): Make it
26112 no longer ICE on the above.
26114 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26116 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26117 that fits within Pmode.
26119 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26121 PR middle-end/10109
26122 * tm.texi (LIBCALL_VALUE): Update description.
26124 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26126 PR middle-end/34443
26127 * doc/extend.texi (section): Update description.
26129 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26131 PR middle-end/39345
26132 * tree-inline.c (remapped_type): New.
26133 (can_be_nonlocal): Call remapped_type instead of remap_type.
26135 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26138 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26139 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26141 2009-03-03 Richard Guenther <rguenther@suse.de>
26143 PR middle-end/39272
26144 * tree.c (tree_nonartificial_location): New function.
26145 * tree.h (tree_nonartificial_location): Declare.
26146 * builtins.c (expand_builtin_memory_chk): Provide location
26147 of the call location for artificial function pieces.
26148 (maybe_emit_chk_warning): Likewise.
26149 (maybe_emit_sprintf_chk_warning): Likewise.
26150 (maybe_emit_free_warning): Likewise.
26151 * expr.c (expand_expr_real_1): Likewise.
26153 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26155 PR tree-optimization/39343
26156 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26157 COMPONENT_REF t has ARRAY_TYPE.
26159 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26161 PR middle-end/39335
26162 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26163 when the type precision of the induction variable should be
26164 larger than the type precision of nit.
26165 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26166 * graphite.c (graphite_loop_normal_form): Same.
26167 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26169 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26171 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26172 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26173 numbers to describe clobbered registers.
26174 (*call_value_0_rex64_ms_sysv): Ditto.
26175 * config/i386/mmx.md (mmx_emms): Ditto.
26176 (mmx_femms): Ditto.
26178 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26180 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26183 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26185 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26186 (spu_section_type_flags): New function.
26188 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26190 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26191 reg_class_contents of FLOAT_REGS into a temporary.
26193 2009-03-02 Richard Guenther <rguenther@suse.de>
26194 Ira Rosen <irar@il.ibm.com>
26196 PR tree-optimization/39318
26197 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26198 information to the vectorized statement.
26200 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26202 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26203 variable. Use defined names instead of magic constants for REX SSE
26206 2009-03-01 Richard Guenther <rguenther@suse.de>
26208 PR tree-optimization/39331
26209 * omp-low.c (lower_send_shared_vars): Do not receive new
26210 values for the reference of DECL_BY_REFERENCE parms or results.
26212 2009-03-01 Jan Hubicka <jh@suse.cz>
26215 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26216 BLOCK_NONLOCALIZED_VAR): New macros.
26217 (tree_block): Add nonlocalized_vars.
26218 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26219 gen_decl_die): Add origin argument. Allow generation of die with
26220 origin at hand only.
26221 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26222 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26224 (gen_block_die): Fix checking for unused blocks.
26225 (process_scope_var): Break out from .... ; work with origins only.
26226 (decls_for_scope) ... here; process nonlocalized list.
26227 (dwarf2out_ignore_block): Look for nonlocalized vars.
26228 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26230 (dump_scope_block): Dump them.
26231 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26232 (remap_block): Likewise.
26233 (can_be_nonlocal): New predicate.
26234 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26236 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26238 * configure: Regenerate.
26240 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26242 * optc-gen.awk: No need to duplicate option flags twice.
26243 Reuse help texts for duplicate options which do not have any.
26245 * gcc.c (display_help): Document --version.
26247 * gcc.c (main): If print_help_list and verbose_flag, ensure
26248 driver output comes before subprocess output.
26250 * optc-gen.awk: Assign all remaining fields to help string,
26251 space-separated, for multi-line help in *.opt.
26253 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26254 -Wno-pedantic-ms-format is for MinGW targets only.
26256 * doc/options.texi (Option file format): Fix bad indentation,
26257 restoring dropped sentence.
26259 2009-02-28 Jan Hubicka <jh@suse.cz>
26261 * tree-inline.c (tree_function_versioning): Output debug info.
26263 2009-02-28 Jan Hubicka <jh@suse.cz>
26266 * tree-inline.c (setup_one_parameter): Do not copy propagate
26267 arguments when not optimizing.
26269 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26272 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26273 (avx_addsubv4df3): Likewise.
26274 (*avx_addsubv4sf3): Likewise.
26275 (sse3_addsubv4sf3): Likewise.
26276 (*avx_addsubv2df3): Likewise.
26277 (sse3_addsubv2df3): Likewise.
26278 (avx_unpckhps256): Correct item selectors.
26279 (avx_unpcklps256): Likewise.
26280 (avx_unpckhpd256): Likewise.
26281 (avx_unpcklpd256): Likewise.
26283 2009-02-28 Jan Hubicka <jh@suse.cz>
26285 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26287 (copy_arguments_for_versioning): If var is declared don't declare it.
26288 (tree_function_versioning): First setup substitutions and then copy
26291 2009-02-27 Jan Hubicka <jh@suse.cz>
26294 * cgraph.h (varpool_output_debug_info): Remove.
26295 * cgraphunit.c (varpool_output_debug_info): Remove.
26296 * dwarf2out.c (deferred_locations_struct): New struct
26297 (deferred_locations): New type.
26298 (deferred_locations_list): New static var.
26299 (deffer_location): New function.
26300 (gen_variable_die): Use it.
26301 (decls_for_scope): Output info on local static vars.
26302 (dwarf2out_finish): Process deferred locations.
26303 * varpool.c (varpool_output_debug_info): Remove.
26305 2009-02-27 Jan Hubicka <jh@suse.cz>
26308 * tree.h (TREE_PROTECTED): Fix comment.
26309 (BLOCK_HANDLER_BLOCK): Remove.
26310 (struct tree_block): Remove handler_block add body_block.
26311 (inlined_function_outer_scope_p): New.
26312 (is_body_block): Remove.
26313 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26314 * dwarf2out.c (is_inlined_entry_point): Remove.
26315 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26316 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26318 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26319 * gimplify.c (gimplify_expr): Gimplify body blocks.
26320 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26321 block with multiple subblocks.
26322 (dump_scope_block): Prettier output; dump more flags and info.
26323 (dump_scope_blocks): New.
26324 (remove_unused_locals): Use dump_scope_blocks.
26325 * tree-flow.h (dump_scope_blocks): Declare.
26326 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26327 * stmt.c (is_body_block): Remove.
26328 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26329 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26331 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26333 PR middle-end/39308
26334 * graphite.c (graphite_loop_normal_form): Do not call
26335 number_of_iterations_exit from a gcc_assert.
26337 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26339 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26340 jumps if COND is NULL.
26341 (find_cond_jump): New function.
26342 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26343 * config/s390/s390.md: Remove z10_cobra attribute value.
26345 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26347 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26348 force_const_mem returns NULL_RTX.
26350 2009-02-26 Jan Hubicka <jh@suse.cz>
26353 * cgraph.h (varpool_output_debug_info): Remove.
26354 * cgraphunit.c (varpool_output_debug_info): Remove.
26355 * dwarf2out.c (deferred_locations_struct): New struct
26356 (deferred_locations): New type.
26357 (deferred_locations_list): New static var.
26358 (deffer_location): New function.
26359 (gen_variable_die): Use it.
26360 (decls_for_scope): Output info on local static vars.
26361 (dwarf2out_finish): Process deferred locations.
26362 * varpool.c (varpool_output_debug_info): Remove.
26364 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26366 PR rtl-optimization/39241
26367 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26368 to subreg_offset_representable_p.
26370 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26372 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26373 execute function prototype. Get f and nregs from max_reg_num
26374 and get_insns. Remove the first backward pass as it's dead,
26375 guard the forward pass by flag_expensive_optimizations.
26376 (rest_of_handle_regmove): Delete.
26377 (pass_regmove): Replace it with regmove_optimize.
26379 2009-02-25 Martin Jambor <mjambor@suse.cz>
26381 PR tree-optimization/39259
26382 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26383 calls_alloca function flags.
26384 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26385 calls are detected.
26387 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26389 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26390 flags_set_1_rtx, flags_set_1_set): Delete.
26391 (regmove_optimize): Do not call mark_flags_life_zones.
26393 2009-02-24 Julian Brown <julian@codesourcery.com>
26396 * config/arm/arm.c (require_pic_register): Only set
26397 cfun->machine->pic_reg once per function.
26399 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26401 * doc/invoke.texi (Link Options): Document an easier way to pass
26402 options that take arguments to the GNU linker using -Xlinker and -Wl.
26404 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26407 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26409 2009-02-24 Richard Guenther <rguenther@suse.de>
26412 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26414 2009-02-24 Richard Guenther <rguenther@suse.de>
26415 Zdenek Dvorak <ook@ucw.cz>
26417 PR tree-optimization/39233
26418 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26419 from converting them to a generic type.
26421 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26423 PR tree-optimization/39260
26424 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26425 contains a condition with a real type.
26426 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26428 2009-02-23 Jason Merrill <jason@redhat.com>
26431 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26432 narrowing_initializer_constant_valid_p.
26433 (narrowing_initializer_constant_valid_p): Don't return
26434 null_pointer_node for adding a pointer to itself.
26436 2009-02-23 Jan Hubicka <jh@suse.cz>
26439 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26442 2009-02-23 Jan Hubicka <jh@suse.cz>
26444 PR tree-optimization/37709
26445 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26446 * tree.h (block_ultimate_origin): Declare.
26447 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26448 * tree-ssa-live.c (remove_unused_scope_block_p):
26449 Eliminate blocks containig no instructions nor live variables nor
26451 (dump_scope_block): New function.
26452 (remove_unused_locals): Enable removal of dead blocks by default;
26453 enable dumping at TDF_DETAILS.
26455 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26457 * config/i386/i386.c (classify_argument): Don't allow COImode
26459 (function_arg_advance_32): Don't allow OImode.
26460 (function_arg_32): Likewise.
26461 (function_value_32): Likewise.
26462 (return_in_memory_32): Likewise.
26463 (function_arg_64): Remove OImode comment.
26465 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26468 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26469 ix86_expand_vector_set for V4DImode in 64bit mode only.
26470 (ix86_expand_vector_init_one_var): Likewise.
26472 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26474 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26476 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26479 * loop-iv.c: Revert last change.
26480 * emit-rtl.c: Likewise.
26482 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26485 * config/i386/i386.c (type_natural_mode): Remove an extra
26486 space in the warning message.
26487 (function_value_32): Handle 32-byte vector modes.
26488 (return_in_memory_32): Likewise.
26490 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26492 * loop-iv.c (truncate_value): New function.
26493 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26495 (lowpart_subreg): Move to...
26496 * emit-rtl.c: ...here.
26498 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26500 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26501 accidental and undocumented change at revision 140860.
26503 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26505 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26506 take gimple_seq * arguments.
26507 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26508 types_compatible_p langhook.
26510 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26511 Joseph Myers <joseph@codesourcery.com>
26513 * config/arm/arm.c (arm_builtin_va_list): New function.
26514 (arm_expand_builtin_va_start): Likewise.
26515 (arm_gimplify_va_arg_expr): Likewise.
26516 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26517 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26518 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26519 (va_list_type): New variable.
26520 (arm_mangle_type): Mangle va_list_type appropriately.
26522 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26524 PR middle-end/39157
26525 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26526 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26527 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26528 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26529 parameter to 1000 for -O1 by default.
26530 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26532 * loop-invariant.c: Include params.h.
26533 (move_loop_invariants): Don't call move_single_loop_invariants on
26536 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26538 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26539 offset when calculating bounds for indexing stack_usage_map. Fixes
26540 a buffer overflow with certain target setups.
26542 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26545 * calls.c (expand_call): Clear try_tail_call if caller and callee
26546 disagree in promotion of function return value.
26548 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26551 * c-common.c (c_determine_visibility): If visibility changed and
26552 DECL_RTL has been already set, call make_decl_rtl to update symbol
26555 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26558 * varasm.c (assemble_variable): Don't check DECL_NAME when
26559 globalizing a variable.
26561 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26564 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26565 expression before any __builtin_trap call.
26566 * c-typeck.c (build_function_call): Convert and check function
26567 arguments before generating a call to a trap. Evaluate the
26568 function arguments before the trap.
26570 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26573 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26574 (UNSPEC_FXAM_MEM): New unspec.
26575 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26576 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26577 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26579 2009-02-19 Richard Guenther <rguenther@suse.de>
26581 PR tree-optimization/39207
26582 PR tree-optimization/39074
26583 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26584 storedanything_tree): New.
26585 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26586 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26587 (build_succ_graph): Add edges from STOREDANYTHING to all
26589 (init_base_vars): Initialize STOREDANYTHING.
26590 (compute_points_to_sets): Free substitution info after
26591 building the succ graph.
26592 (ipa_pta_execute): Likewise.
26594 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26596 (do_ds_constraint): Do not add to special var or non-pointer
26598 (type_could_have_pointers): Split out from ...
26599 (could_have_pointers): ... here. For arrays use the element type.
26600 (create_variable_info_for): Initialize may_have_pointers.
26601 (new_var_info): Likewise.
26602 (handle_lhs_call): Make the HEAP variable unknown-sized.
26603 (intra_create_variable_infos): Use a type with pointers for
26604 PARM_NOALIAS, make it unknown-sized.
26606 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26609 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26611 2009-02-18 Jason Merrill <jason@redhat.com>
26614 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26615 value if DECL_EXTERNAL.
26616 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26617 * target.h (gcc_target::binds_local_p): Clarify "module".
26618 * tree.h (TREE_PUBLIC): Clarify "module".
26620 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26623 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26624 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26626 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26629 * c.opt (Wabi): Support C and ObjC.
26632 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26634 * config/i386/i386.c (classify_argument): Warn once about the ABI
26635 change when passing union with long double.
26637 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26639 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26642 * c-parser.c (c_parser_compound_statement): Always enter and leave
26645 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26648 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26650 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26652 PR tree-optimization/36922
26653 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26654 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26657 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26659 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26662 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26664 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26666 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26668 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26671 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26672 Richard Sandiford <rdsandiford@googlemail.com>
26674 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26675 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26676 (loongson_biadd): ...this.
26678 2009-02-17 Richard Guenther <rguenther@suse.de>
26680 PR tree-optimization/39202
26681 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26682 a var make sure to follow existing collapses.
26684 2009-02-17 Richard Guenther <rguenther@suse.de>
26686 PR middle-end/39214
26687 * langhooks.c (lhd_print_error_function): Check for NULL block.
26689 2009-02-17 Richard Guenther <rguenther@suse.de>
26691 PR tree-optimization/39204
26692 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26695 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26697 * config/soft-fp/double.h: Update from glibc CVS.
26699 2009-02-17 Richard Guenther <rguenther@suse.de>
26701 PR tree-optimization/39207
26702 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26703 strict-aliasing warnings for pointers pointing to NULL.
26705 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26708 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26709 skipping until next close brace.
26711 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26714 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26715 to function argument boundary.
26717 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26719 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26720 in the lea_add. Reload eventually constraints it properly.
26721 * config/picochip/constraints.md: Remove the target constraint
26722 "b", since it is not needed anymore.
26724 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26726 * gthr-dce.h: Uglify function parameter and local variable names.
26727 * gthr-gnat.h: Likewise.
26728 * gthr-mipssde.h: Likewise.
26729 * gthr-nks.h: Likewise.
26730 * gthr-posix95.h: Likewise.
26731 * gthr-posix.h: Likewise.
26732 * gthr-rtems.h: Likewise.
26733 * gthr-single.h: Likewise.
26734 * gthr-solaris.h: Likewise.
26735 * gthr-tpf.h: Likewise.
26736 * gthr-vxworks.h: Likewise.
26737 * gthr-win32.h: Likewise.
26739 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26742 * config/i386/i386.md: Restrict the new peephole2 to move
26743 between MMX/SSE registers.
26745 2009-02-15 Richard Guenther <rguenther@suse.de>
26748 2009-02-13 Richard Guenther <rguenther@suse.de>
26750 * configure.ac: Enable LFS.
26751 * configure: Re-generate.
26752 * config.in: Likewise.
26754 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26756 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26757 spu_srqwbyte, spu_srqwbytebc): Define.
26758 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26759 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26760 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26761 "shrqby_<mode>"): New insn-and-split patterns.
26762 * config/spu/spu.c (expand_builtin_args): Determine and return
26763 number of operands using spu_builtin_description data.
26764 (spu_expand_builtin_1): Use it.
26766 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26769 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26772 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26775 * config/i386/i386.c (override_options): Correct warning
26776 messages for -malign-loops, -malign-jumps and -malign-functions.
26778 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26781 * config/i386/i386.md: Restrict the new peephole2 to move
26782 between the general purpose registers.
26784 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26787 * config/i386/i386.c (type_natural_mode): Add a new argument.
26788 Return the original mode and warn ABI change if vector size is 32byte.
26789 (function_arg_advance): Updated.
26790 (function_arg): Likewise.
26791 (ix86_function_value): Likewise.
26792 (ix86_return_in_memory): Likewise.
26793 (ix86_sol10_return_in_memory): Likewise.
26794 (ix86_gimplify_va_arg): Likewise.
26795 (function_arg_32): Don't warn ABX ABI change here.
26796 (function_arg_64): Likewise.
26798 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26800 * loop-iv.c (implies_p): In the final case, test that operands 0
26801 of the two comparisons match.
26803 * config/bfin/bfin.c (find_prev_insn_start): New function.
26804 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26805 (find_next_insn_start): Move.
26807 2009-02-13 Richard Guenther <rguenther@suse.de>
26809 * configure.ac: Enable LFS.
26810 * configure: Re-generate.
26811 * config.in: Likewise.
26813 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26816 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26817 sizes on syntax error after some arguments have been parsed.
26819 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26821 * doc/invoke.texi (-fira): Remove.
26823 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26825 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26826 * recog.c: Likewise.
26829 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26831 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26832 (umul_ppmm): Likewise.
26833 (count_leading_zeros): Likewise.
26834 (count_trailing_zeros): Likewise.
26835 (UMUL_TIME): Likewise.
26837 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26839 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26840 soft-fp/t-softfp to tmake_file.
26842 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26843 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26844 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26845 IA64_BUILTIN_INFQ]: New.
26846 (ia64_init_builtins): Initialize __builtin_infq,
26847 __builtin_fabsq and __builtin_copysignq if not HPUX.
26848 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26849 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26851 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26853 (__fixtfti): Likewise.
26854 (__fixunstfti): Likewise.
26855 (__floattitf): Likewise.
26857 * config/ia64/libgcc-glibc.ver: New.
26858 * config/ia64/t-fprules-softfp: Likewise.
26859 * config/ia64/sfp-machine.h: Likewise.
26861 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26862 (LIBGCC2_TF_CEXT): Likewise.
26863 (TF_SIZE): Likewise.
26864 (TARGET_INIT_LIBFUNCS): Likewise.
26866 * config/ia64/t-glibc (SHLINB_MAPFILES):
26867 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26869 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26871 * config/i386/i386.c (construct_container): Rewrite processing
26872 BLKmode with X86_64_SSE_CLASS.
26874 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26877 * config/i386/i386.md: Replace simplify_replace_rtx with
26878 replace_rtx in the new peephole2.
26880 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26882 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26883 loop unrolling do not happen at -O2.
26885 2009-02-12 Michael Matz <matz@suse.de>
26887 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26889 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26891 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26894 2009-02-12 Ben Elliston <bje@au.ibm.com>
26896 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26897 patterns when updating the back chain. Missed in the 2009-02-10
26900 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26902 * doc/extend.texi (Decimal Floating Types): Update identifier of
26903 draft TR and list of missing support.
26905 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26907 PR middle-end/39154
26908 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26909 bit to variable length decl's flags, add it also to its
26910 pointer replacement variable.
26912 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26913 Jakub Jelinek <jakub@redhat.com>
26916 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26917 (memory_blockage): New expander.
26918 (*memory_blockage): New insn pattern.
26919 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26920 instead of general blockage at the end of function prologue when
26921 frame pointer is used to access red zone area. Do not emit blockage
26922 when profiling, it is emitted in generic code.
26923 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26924 function epilogue when frame pointer is used to access red zone area.
26926 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26929 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26930 by arithmetic with memory operands.
26931 * config/i386/predicates.md (commutative_operator): New.
26933 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26935 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26938 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26940 * alias.h (record_alias_subset): Declare.
26941 * alias.c (record_alias_subset): Make global.
26943 2009-02-10 Nick Clifton <nickc@redhat.com>
26945 * tree-parloops.c: Change license to GPLv3.
26946 * ipa-struct-reorg.c: Change license to GPLv3.
26947 * ipa-struct-reorg.h: Change license to GPLv3.
26949 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26952 * c-decl.c (start_struct): Return NULL on error.
26954 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26956 PR middle-end/39124
26957 * cfgloopmanip.c (remove_path): Call remove_bbs after
26958 cancel_loop_tree, not before it.
26961 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26962 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26963 VAR_DECLs were seen.
26964 * tree-ssa-live.c (remove_unused_locals): Recompute
26965 cfun->has_local_explicit_reg_vars.
26966 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26967 copies or clearings if cfun->has_local_explicit_reg_vars.
26969 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26972 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26973 of function prologue when frame pointer is used to access
26976 2009-02-10 Richard Guenther <rguenther@suse.de>
26978 PR middle-end/39127
26979 * gimplify.c (gimple_regimplify_operands): Always look if
26980 we need to create a temporary.
26982 2009-02-10 Richard Guenther <rguenther@suse.de>
26984 PR tree-optimization/39132
26985 * tree-loop-distribution.c (todo): New global var.
26986 (generate_memset_zero): Trigger TODO_rebuild_alias.
26987 (tree_loop_distribution): Return todo.
26989 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26992 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26993 (x86_64_reg_class_name): Removed.
26994 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26995 first one isn't X86_64_SSE_CLASS or any other ones aren't
26996 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26997 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26998 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26999 and 3 X86_64_SSEUP_CLASS.
27000 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27001 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27003 2009-02-10 Ben Elliston <bje@au.ibm.com>
27005 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27006 form instruction to update the stack back chain word, even if the
27007 user has disabled the generation of update instructions.
27008 (movdi_<mode>_update_stack): New.
27009 (movsi_update_stack): Likewise.
27010 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27011 always use an update form instruction to update the stack back
27014 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27016 PR middle-end/38953
27017 * graphite.c (if_region_set_false_region): After moving a region in
27018 the false branch of a condition, remove the empty dummy basic block.
27019 (gloog): Remove wrong fix for PR38953.
27021 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27023 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27024 generation due to implicit sign extension.
27026 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27028 PR middle-end/38981
27029 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27030 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27032 2009-02-09 Richard Guenther <rguenther@suse.de>
27034 PR middle-end/35202
27035 * convert.c (convert_to_real): Disable (float)fn((double)x)
27036 to fnf(x) conversion if errno differences may occur and
27037 -fmath-errno is set.
27039 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27041 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27042 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27043 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27045 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27048 * c-common.c (handle_alias_attribute): Disallow attribute for
27049 anything not a FUNCTION_DECL or VAR_DECL.
27051 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27054 * real.c (do_compare): Special-case compare of zero against
27055 decimal float value.
27057 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27060 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27061 as indicating flexible array members unless the field itself is
27062 being declarared as the incomplete array.
27064 2009-02-06 Jan Hubicka <jh@suse.cz>
27066 PR tree-optimization/38844
27067 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27068 is already inlined.
27070 2009-02-06 Richard Guenther <rguenther@suse.de>
27072 PR middle-end/38977
27073 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27074 fork because we may expand it as __gcov_fork.
27076 2009-02-06 Nick Clifton <nickc@redhat.com>
27078 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27080 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27082 PR tree-optimization/35659
27083 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27084 vn_phi_eq): Shortcut if hashcode does not match.
27085 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27087 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27088 and avoid iterative_hash_expr.
27089 (FOR_EACH_VALUE_ID_IN_SET): New.
27090 (value_id_compare): Remove.
27091 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27092 sort expressions by value id.
27094 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27097 * config/sh/predicates.md (general_movsrc_operand): Don't check
27098 the subreg of system registers here.
27100 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27103 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27104 on the copied decl.
27106 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27108 PR rtl-optimization/39110
27109 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27110 addresses, not aligned ones.
27112 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27113 Richard Guenther <rguenther@suse.de>
27115 PR tree-optimization/39100
27116 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27117 comment says and add edges.
27119 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27122 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27123 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27125 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27127 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27128 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27129 register_bb_in_sese, new_sese, free_sese): Moved.
27130 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27131 outermost_loop_in_scop, build_scop_iteration_domain,
27132 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27133 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27134 Use loop_in_sese_p instead of loop_in_scop_p.
27135 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27136 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27137 (scopdet_basic_block_info): Fix bug in scop detection.
27138 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27139 eq_loop_to_cloog_loop): Remove.
27140 (nb_loops_around_loop_in_scop, nb_loop
27141 ref_nb_loops): Moved here...
27142 * graphite.h (ref_nb_loops): ... from here.
27143 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27144 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27145 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27147 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27148 Hans-Peter Nilsson <hp@axis.com>
27150 PR rtl-optimization/37889
27151 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27152 Move offset handling from PLUS to before the switch. Use new
27153 arguments when considering SYMBOL_REFs too.
27154 (rtx_addr_can_trap_p): Pass dummy offset and size.
27155 (enum may_trap_p_flags): Remove.
27156 (may_trap_p_1): Pass size from MEM_SIZE.
27158 PR rtl-optimization/38921
27159 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27160 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27161 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27162 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27164 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27166 AVX Programming Reference (January, 2009)
27167 * config/i386/sse.md (*vpclmulqdq): New.
27169 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27171 PR tree-optimization/38977
27172 PR gcov-profile/38292
27173 * calls.c (special_function_p): Disregard __builtin_ prefix.
27175 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27177 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27178 non-indexable addresses even before reload.
27180 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27183 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27184 as having variable size. Do not give an error for unnamed
27185 parameters with [*] declarators. Give a warning for type names
27186 with [*] declarators and mark them as variable size.
27187 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27188 for sizeof applied to [*] type names.
27190 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27193 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27195 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27197 * gcc.c (process_command): Update copyright notice dates.
27198 * gcov.c (print_version): Likewise.
27199 * gcov-dump.c (print_version): Likewise.
27200 * mips-tfile.c (main): Likewise.
27201 * mips-tdump.c (main): Likewise.
27203 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27206 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27207 for composite type involving a zero-length array type.
27209 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27212 * function.c (match_asm_constraints_1): Skip over
27213 initial optional % in the constraint.
27215 PR inline-asm/39059
27216 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27217 supported, don't accept FIXED_CSTs.
27218 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27219 and _Sat is used without _Fract/_Accum. Set specs->type to
27220 integer_type_node for cts_fract/cts_accum if fixed point is not
27223 2009-02-02 Catherine Moore <clm@codesourcery.com>
27225 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27227 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27229 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27230 (ABI_HAS_64BIT_SYMBOLS): Use it.
27231 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27233 2009-02-02 Paul Brook <paul@codesourcery.com>
27235 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27237 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27239 PR inline-asm/39058
27240 * recog.h (asm_operand_ok): Add constraints argument.
27241 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27242 recurse on matching constraint.
27243 (check_asm_operands): Pass constraints as 3rd argument to
27244 asm_operand_ok. Don't look up matching constraint here.
27245 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27248 2009-02-02 Ben Elliston <bje@au.ibm.com>
27250 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27251 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27253 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27255 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27256 information. Remove some obsolete information. Reorganize.
27258 * config/pa/fptr.c: Revert license to GPL 2.
27259 * config/pa/milli64.S: Likewise.
27261 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27264 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27265 LIBRARY name in, instead of hard-coding it.
27266 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27267 extra target make frag to tmake_files according to EH model.
27268 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27269 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27270 frags that define makefile variable EH_MODEL appropriately.
27271 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27272 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27273 to "-sjlj" according to type of EH configured.
27274 (LIBGCC_SONAME): Concatenate it to shared library base name.
27275 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27276 to "_sjlj" according to type of EH configured.
27277 (LIBGCC_SONAME): Concatenate it to shared library base name.
27278 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27279 (SHLIB_LINK): Add missing semicolon to if-else construct.
27280 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27281 string value of "pe_dll" command-line option.
27282 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27283 (SHLIB_SONAME): Use it when overriding t-cygming default.
27284 (SHLIB_IMPLIB): Override t-cygming default.
27285 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27286 string value of "pe_dll" command-line option.
27288 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27291 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27292 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27294 2009-01-31 Richard Guenther <rguenther@suse.de>
27296 PR tree-optimization/38937
27297 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27298 computing the transitive closure.
27300 2009-01-30 Richard Guenther <rguenther@suse.de>
27302 PR tree-optimization/39041
27303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27304 Propagate variable indices only if the types match for this stmt.
27306 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27309 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27310 inline but never defined.
27312 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27314 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27315 (*insv_h_di_reg_extimm): New insn.
27316 (*insv_l<mode>_reg_extimm): New insn.
27318 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27320 * config/picochip/picochip.c (flag_conserve_stack): set
27321 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27322 fconserve-stack. Reduce call-overhead used by inliner.
27324 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27327 * common.opt (flag_conserve_stack): Initialised to zero.
27329 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27332 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27333 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27336 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27338 * ira-color.c (allocno_reload_assign): Update comments.
27339 * regmove.c (regmove_optimize): Likewise.
27343 2009-01-29 Robert Millan <rmh@aybabtu.com>
27345 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27346 * config/i386/kopensolaris-gnu.h: New file. Undefine
27347 `MD_UNWIND_SUPPORT'.
27348 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27350 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27352 PR tree-optimization/39007
27353 * tree-loop-distribution.c (generate_builtin): Use
27354 recompute_dominator to compute the immediate dominator of the
27355 basic block just after the loop.
27357 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27359 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27360 (ASM_OUTPUT_DWARF_PCREL): Define.
27362 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27364 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27365 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27366 global. Modify entries about regmove and IRA.
27368 * ra-conflict.c: Remove the file.
27370 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27372 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27373 (pass_regclass_init): Rename to pass_reginfo_init.
27375 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27377 * toplev.h (flag_ira): Remove.
27379 * caller-save.c (setup_save_areas): Remove flag_ira.
27381 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27383 * global.c: Remove the file.
27385 * opts.c (decode_options): Remove flag_ira.
27387 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27389 * regmove.c: Modify file description.
27390 (find_use_as_address, try_auto_increment): Define them only if
27391 AUTO_INC_DEC is defined.
27392 (replacement_quality, replace_in_call_usage, fixup_match_1,
27393 stable_and_no_regs_but_for_p): Remove.
27394 (reg_set_in_bb): Make it static.
27395 (regmove_optimize): Remove flag_ira and code which worked for
27398 * local-alloc.c: Remove the file.
27400 * common.opt (fira): Remove.
27402 * ira.c: Include except.h.
27403 (eliminable_regset): Move from global.c.
27404 (mark_elimination): Ditto. Remove flag_ira.
27405 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27406 equiv_mem_modified, validate_equiv_mem_from_store,
27407 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27408 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27409 no_equiv, recorded_label_ref): Move from local-alloc.c.
27410 (update_equiv_regs): Ditto. Make it static.
27411 (print_insn_chain, print_insn_chains): Move it from global.c.
27412 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27413 (build_insn_chain): Ditto. Make it static.
27414 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27415 Rename to init_live_subregs.
27416 (gate_ira): Remove flag_ira.
27418 * regclass.c: Rename reginfo.c. Change file description.
27419 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27420 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27421 (init_reg_sets_1): Remove code for evaluation of
27422 reg_class_superclasses and losing_caller_save_reg_set.
27423 (init_regs): Remove init_reg_autoinc.
27424 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27425 ok_for_base_p_nonstrict): Remove.
27426 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27427 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27428 corresponding entries.
27429 (dump_regclass, record_operand_costs, scan_one_insn,
27430 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27431 record_address_regs, auto_inc_dec_reg_p): Remove.
27432 (gt-regclass.h): Rename to gt-reginfo.h.
27434 * rtl.h (dump_global_regs, retry_global_alloc,
27435 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27437 * Makefile.in (RA_H): Remove.
27438 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27439 Rename regclass.o to reginfo.o.
27440 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27442 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27443 (GTFILES): Rename regclass.c to reginfo.c.
27445 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27446 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27448 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27449 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27451 (finish_spills): Ditto. Remove code for !flag_ira.
27453 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27455 PR middle-end/35854
27456 * doc/invoke.texi (rtl debug options): Complete rewrite.
27457 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27459 * mode-switching.c (pass_mode_switching): Rename pass from
27460 "mode-sw" to "mode_sw".
27461 * except.c (pass_convert_to_eh_ranges): Rename pass from
27462 "eh-ranges" to "eh_ranges".
27463 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27467 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27468 Alexander Monakov <amonakov@ispras.ru>
27470 PR middle-end/38857
27471 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27473 (move_exprs_to_boundary): Change return type and pass through
27474 should_move from move_op. Relax assert. Update usage ...
27475 (schedule_expr_on_boundary): ... here. Use should_move instead of
27477 (move_op_orig_expr_found): Indicate that insn was disconnected from
27479 (code_motion_process_successors): Do not call after_merge_succs
27480 callback if original expression was not found when traversing any of
27482 (code_motion_path_driver): Change return type. Update prototype.
27483 (move_op): Update comment. Add a new parameter (should_move). Update
27484 prototype. Set *should_move based on indication provided by
27485 move_op_orig_expr_found.
27487 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27489 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27490 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27491 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27492 * config/rs6000/rs6000.c (rs6000_override_options): Default
27493 avoid-indexed-addresses on for Power6, off for everything else.
27494 (avoiding_indexed_address_p): New function.
27495 (rs6000_legitimize_address): Use it.
27496 (rs6000_legitimate_address): Likewise.
27497 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27499 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27501 PR tree-optimization/38997
27502 * tree-loop-distribution.c (generate_memset_zero): Use
27503 POINTER_PLUS_EXPR for a pointer addition.
27505 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27507 * config/s390/s390.md (bswap<mode>2): New pattern added.
27509 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27511 * config/s390/s390.md (*tls_load_31): Added type attribute.
27513 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27515 * config/s390/s390.md: Fix a few comments.
27517 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27519 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27520 (*tm<mode>_full): Fixed z10prop attribute.
27521 (*tst<mode>_extimm): Fixed z10prop attribute.
27522 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27523 (*tstqiCCT_cconly): Fixed z10prop attribute.
27524 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27525 (*movsi_larl): Fixed z10prop attribute.
27526 (*movsi_zarch): Fixed z10prop attribute.
27527 (*movsi_eas): Fixed z10prop attribute.
27528 (*movhi): Fixed z10prop attribute.
27529 (*movqi): Fixed z10prop attribute.
27530 (*movstrictqi): Fixed z10prop attribute.
27531 (*mov<mode>): Fixed z10prop attribute.
27532 (*movcc): Fixed z10prop attribute.
27533 (*sethighpartdi_64): Fixed z10prop attribute.
27534 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27535 (*negdi2_sign_cc): Fixed z10prop attribute.
27536 (*negdi2_sign): Fixed z10prop attribute.
27537 (*absdi2_sign_cc): Fixed z10prop attribute.
27538 (*absdi2_sign): Fixed z10prop attribute.
27539 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27540 (*negabsdi2_sign): Fixed z10prop attribute.
27541 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27542 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27543 (doloop_si64): Fixed z10prop attribute.
27544 (doloop_si31): Fixed z10prop attribute.
27545 (doloop_long): Fixed z10prop attribute.
27546 (indirect_jump): Fixed z10prop attribute.
27547 (nop): Fixed z10prop attribute.
27548 (main_base_64): Fixed z10prop attribute.
27549 (reload_base_64): Fixed z10prop attribute.
27551 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27553 PR rtl-optimization/38740
27554 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27556 * config/mips/mips.c (mips_reorg): Likewise.
27558 2009-01-28 Richard Guenther <rguenther@suse.de>
27560 PR tree-optimization/38926
27561 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27562 with the correct value id to a value.
27563 (do_regular_insertion): Use the value number of edoubleprime
27564 for the value number of the expr.
27567 2008-08-21 Richard Guenther <rguenther@suse.de>
27569 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27570 a PHI ask VN if it is already available.
27571 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27572 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27574 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27576 PR middle-end/38934
27577 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27578 set to varying whenever max has TREE_OVERFLOW set, similarly
27579 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27581 2009-01-28 Richard Guenther <rguenther@suse.de>
27583 PR middle-end/38908
27584 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27585 uninitialized aggregate uses in call arguments.
27587 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27589 PR tree-optimization/38984
27590 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27591 the nothing_id variable if -fno-delete-null-pointer-checks.
27593 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27596 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27597 (set_got_offset_rex64): Ditto.
27599 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27602 * doc/extend.texi: Improve local variable with asm reg.
27604 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27606 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27607 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27608 was not supplied then set warn_packed_bitfield_compat to the
27609 default value of 1.
27610 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27613 2009-01-27 Richard Guenther <rguenther@suse.de>
27615 PR tree-optimization/38503
27616 * cfgexpand.c (expand_gimple_basic_block): Ignore
27617 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27618 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27619 variables that cannot have TBAA applied.
27620 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27623 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27625 PR middle-end/38969
27626 * calls.c (initialize_argument_information): Do not wrap complex
27627 arguments in SAVE_EXPR.
27629 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27631 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27632 (INSTALL_LIBGCC): Revert typo commit.
27634 2009-01-26 Richard Guenther <rguenther@suse.de>
27636 PR tree-optimization/38745
27637 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27638 from special handling.
27640 2009-01-26 Richard Guenther <rguenther@suse.de>
27642 PR tree-optimization/38745
27643 * tree-ssa.c (execute_update_addresses_taken): Do not include
27644 variables that cannot possibly be a register in not_reg_needs.
27645 Do not clear TREE_ADDRESSABLE on vars that may not become
27647 * tree-ssa.c (update_alias_info_1): Include those in the set
27648 of addressable vars.
27650 2009-01-26 Richard Guenther <rguenther@suse.de>
27652 PR middle-end/38851
27653 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27654 * tree-ssa-dse.c: Include langhooks.h
27655 (execute_simple_dse): Remove stores with zero size.
27657 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27660 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27663 2009-01-24 Julian Brown <julian@codesourcery.com>
27665 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27666 config/arm/linux-atomic.c.
27667 * config/arm/linux-atomic.c: New.
27669 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27671 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27672 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27673 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27675 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27678 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27681 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27683 PR tree-optimization/38953
27684 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27685 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27686 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27687 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27690 2009-01-24 Paul Brook <paul@codesourcery.com>
27692 * config/arm/neon.md (neon_type): Move to arm.md.
27693 (neon_mov<VSTRUCT>): Add neon_type attribute.
27694 * config/arm/arm.md (neon_type): Move to here.
27695 (conds): Add "unconditioal" and use as default for NEON insns.
27697 2009-01-24 Ben Elliston <bje@au.ibm.com>
27699 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27700 void *' warning from -Wc++-compat.
27701 * Makefile.in (dominance.o-warn): Remove.
27703 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27705 PR tree-optimization/38932
27706 * fold-const.c (fold_unary_ignore_overflow): New.
27707 * tree.h (fold_unary_ignore_overflow): Declare.
27708 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27709 * tree-ssa-sccvn.c (visit_reference_op_load,
27710 simplify_unary_expression): Likewise.
27712 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27714 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27715 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27716 regardless of their type.
27717 * c-common.c (handle_packed_attribute): Don't ignore packed on
27719 * c.opt (Wpacked-bitfield-compat): New warning option.
27720 * stor-layout.c (place_field): Warn if offset of a field changed.
27721 * doc/extend.texi (packed): Mention the ABI change.
27722 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27723 (Warning Options): Add it to the list.
27725 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27727 * c-opts.c (c_common_post_options): Fix a typo in comments.
27729 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27731 PR middle-end/38615
27732 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27733 variables to static.
27734 * doc/invoke.texi (-fmerge-all-constants): Update description.
27736 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27739 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27740 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27742 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27744 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27746 (LOCAL_ALIGNMENT): Similarly.
27748 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27749 Joseph Myers <joseph@codesourcery.com>
27751 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27752 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27753 * config/arm/arm-tune.md: Regenerate.
27754 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27757 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27759 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27760 version number to five.
27762 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27765 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27766 * c-common.c (set_underlying_type): Likewise.
27767 (is_typedef_decl ): Likewise
27769 (set_underlying_type): Likewise.
27770 (is_typedef_type): Likewise.
27772 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27774 PR middle-end/38587
27775 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27778 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27781 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27782 (LIBGCC_SPEC): Don't define.
27783 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27785 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27787 PR rtl-optimization/38879
27788 * alias.c (base_alias_check): Unaligned access via AND address can
27789 alias all surrounding object types except those with sizes equal
27790 or wider than the size of unaligned access.
27792 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27795 * c-decl.c (clone_underlying_type): Move this ...
27796 * c-common.c (set_underlying_type): ... here.
27797 Also, make sure the function properly sets TYPE_STUB_DECL() on
27798 the newly created typedef variant type.
27799 (is_typedef_decl ): New entry point.
27800 * tree.h: Added a new member member_types_needing_access_check to
27801 struct tree_decl_non_common.
27802 (set_underlying_type): New entry point.
27803 (is_typedef_type): Likewise.
27805 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27807 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27808 Check whether two instructions have memory references that
27809 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27810 are helper functions for traversing.
27811 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27812 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27813 not to draw dependency edge for instructions with non-conflicting
27816 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27819 * longlong.h: Update copyright years. Use soft-fp license notice.
27820 Sync __clz_tab declaration with glibc.
27822 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27825 * doc/extend.texi (syscall_linkage): New.
27826 (version_id): Modify.
27828 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27829 Richard Guenther <rguenther@suse.de>
27831 PR tree-optimization/38747
27832 PR tree-optimization/38748
27833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27834 conversion if the base address is an indirect reference and the
27835 aliasing sets could cause issues.
27837 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27839 * common.opt (fgraphite, fgraphite-identity): Add comment for
27840 explaining why these options are not documented.
27842 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27844 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27845 gimple_call_lhs is NULL.
27847 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27850 * emit-rtl.c (adjust_address_1): Make sure memref is never
27853 2009-01-20 Ben Elliston <bje@au.ibm.com>
27855 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27856 const qualifier from arg parameter. Remove unnecessary cast to char *.
27857 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27858 const qualifier from arg 2.
27860 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27862 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27864 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27867 * rtl.h (reinit_regs): New prototype.
27868 * regclass.c: Include ira.h.
27869 (reinit_regs): New.
27870 * Makefile.in (regclass.o): Add ira.h.
27871 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27873 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27876 * c-common.c (handle_aligned_attribute): Use
27877 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27878 default alignment value.
27880 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27882 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27883 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27885 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27886 __BIGGEST_ALIGNMENT__.
27888 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27890 2009-01-18 Richard Guenther <rguenther@suse.de>
27892 PR tree-optimization/38819
27893 * tree-flow.h (operation_could_trap_helper_p): Declare.
27894 * tree-eh.c (operation_could_trap_helper_p): Export.
27895 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27896 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27897 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27898 are about to insert a possibly trapping instruction and fail
27901 2009-01-18 Andreas Schwab <schwab@suse.de>
27903 * doc/install.texi (Configuration): Remove obsolete paragraph
27904 about use of --with-gnu-ld with --with-gnu-as.
27906 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27908 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27909 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27910 Follow spelling conventions.
27912 2009-01-18 Ben Elliston <bje@au.ibm.com>
27914 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27915 C++ warning about implicit conversion from void * to struct
27917 (bitmap_obstack_free): Likewise for bitmap_element *.
27918 * Makefile.in (bitmap.o-warn): Remove.
27920 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27922 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27924 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27925 Tobias Grosser <tobi.grosser@amd.com>
27927 * graphite.c (graphite_trans_scop_block): Do not block single
27930 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27932 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27933 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27934 test with assertion.
27936 2009-01-16 Richard Guenther <rguenther@suse.de>
27938 PR tree-optimization/38835
27939 PR middle-end/36227
27940 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27941 and INT + PTR -> (INT)(PTR p+ INT) folding.
27942 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27944 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27947 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27948 the subreg from a lowpart subreg if it is also casting the value.
27950 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27951 Tobias Grosser <tobi.grosser@amd.com>
27953 * graphite.c (compare_prefix_loops): New.
27954 (build_scop_canonical_schedules): Rewritten.
27955 (graphite_transform_loops): Move build_scop_canonical_schedules
27956 after build_scop_iteration_domain.
27958 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27959 Tobias Grosser <tobi.grosser@amd.com>
27961 * graphite.c (add_conditions_to_domain): Add the loops to
27962 the dimension of the iteration domain. Do copy the domain
27963 only when it exists.
27964 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27965 (add_conditions_to_constraints): New.
27966 (can_generate_code_stmt, can_generate_code): Removed.
27967 (gloog): Do not call can_generate_code.
27968 (graphite_transform_loops): Call add_conditions_to_constraints
27969 after building the iteration domain.
27971 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27973 PR tree-optimization/38789
27974 * tree-ssa-threadedge.c
27975 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27976 __builtin_constant_p.
27978 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27980 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27981 examined before deleting them.
27983 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27985 * function.c (aggregate_value_p): Correctly extract the function
27986 type from CALL_EXPR_FN lookup.
27988 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27990 * config/picochip/picochip.c (picochip_override_options): Revert
27991 CFI asm flag disable commited previously.
27993 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27994 Tobias Grosser <tobi.grosser@amd.com>
27995 Jan Sjodin <jan.sjodin@amd.com>
27997 * graphite.c (scan_tree_for_params): On substractions negate
27998 all the coefficients of the term.
27999 (clast_to_gcc_expression_red): New. Handle reduction expressions
28000 of more than two operands.
28001 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28002 (get_vdef_before_scop): Handle also the case of default definitions.
28004 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28006 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28007 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28008 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28010 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28011 Joey Ye <joey.ye@intel.com>
28013 PR middle-end/37843
28014 * cfgexpand.c (expand_stack_alignment): Don't update stack
28015 boundary nor check incoming stack boundary here.
28016 (gimple_expand_cfg): Update stack boundary and check incoming
28017 stack boundary here.
28019 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28021 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28023 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28025 PR rtl-optimization/38245
28026 * calls.c (expand_call): Add stack arguments to
28027 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28028 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28029 in regs and partially in memory or BLKmode arguments.
28030 (emit_library_call_value_1): Add stack arguments to
28031 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28032 ACCUMULATE_OUTGOING_ARGS).
28033 * dce.c: Include tm_p.h.
28034 (find_call_stack_args): New function.
28035 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28037 (mark_insn): Call find_call_stack_args for CALL_Ps.
28038 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28039 forwards. Allocate and free arg_stores bitmap if needed, pass it
28040 down to deletable_insn_p, don't mark stores set in arg_stores
28041 bitmap, clear the bitmap at the beginning of each bb.
28042 * Makefile.in (dce.o): Depend on $(TM_P_H).
28044 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28047 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28048 to make sure the insn is a conditional test (bug 22599). Reformat a
28051 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28053 PR middle-end/38431
28054 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28055 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28056 (gloog): Do not call cleanup_tree_cfg.
28057 (graphite_transform_loops): Call cleanup_tree_cfg after all
28058 scops have been code generated.
28060 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28061 * doc/gty.texi (Invoking the garbage collector): Added new node
28062 and section documenting ggc_collect.
28064 2009-01-14 Richard Guenther <rguenther@suse.de>
28066 PR tree-optimization/38826
28067 PR middle-end/38477
28068 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28069 initialization notes only if we actually emitted a warning.
28070 (intra_create_variable_infos): Add constraints for a result decl
28071 that is passed by hidden reference.
28072 (build_pred_graph): Mark all related variables non-direct on
28075 2009-01-14 Nick Clifton <nickc@redhat.com>
28077 * ira-conflicts.c: Include addresses.h for the definition of
28079 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28080 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28082 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28085 * Makefile.in (ira-lives.o): Add except.h.
28087 * ira-lives.c: Include except.h.
28088 (process_bb_node_lives): Process can_throw_internal.
28090 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28092 PR rtl-optimization/38774
28093 * combine.c (simplify_set): When undoing cc_use change, don't do
28094 PUT_CODE on the newly created comparison, but instead put back the
28097 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28099 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28100 values. Remove duplicate arm8 entry.
28102 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28104 PR tree-optimization/38786
28105 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28106 the SSA_NAME case of expand_scalar_variables_expr.
28107 Set the type of an expression to the type of its assign statement.
28108 (expand_scalar_variables_expr): Also gather the scalar computation
28109 used to index the memory access. Do not pass loop_p.
28110 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28111 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28112 the gimple_stmt_iterator where it inserts new code.
28113 Do not pass loop_p.
28114 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28115 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28117 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28119 * graphite.h (debug_value): Removed.
28120 * graphite.c (debug_value): Removed.
28122 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28124 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28125 ldrd/strd with two 32-bit instructions.
28127 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28129 * config/arm/arm.c (struct processors): Pass for speed down into
28130 cost helper functions.
28131 (const_ok_for_op): Handle COMPARE and inequality nodes.
28132 (arm_rtx_costs_1): Rewrite.
28133 (arm_size_rtx_costs): Update prototype.
28134 (arm_rtx_costs): Pass speed down to helper functions.
28135 (arm_slowmul_rtx_costs): Rework cost calculations.
28136 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28137 (arm_9e_rtx_costs): Likewise.
28139 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28141 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28142 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28143 (alpha_legitimize_address): Do not split local symbols wider than
28144 UNITS_PER_WORD into HIGH/LO_SUM parts.
28146 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28149 * gcc.c (process_command): Replace call to execvp with calls
28150 to pex_one and exit.
28152 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28155 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28156 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28157 variant for devices with 3-byte PC.
28158 (__tablejump_elpm__): New.
28160 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28163 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28164 offsetof member-designator, handle it as `[0].'.
28166 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28168 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28169 function when not using named sections on targets with named sections
28170 if branch distance is less than 262132.
28172 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28174 * combine.c (combine_instructions): Recompute
28175 optimize_this_for_speed_p for each BB in the main combine loop.
28177 2009-01-12 Tomas Bily <tbily@suse.cz>
28180 * tree-loop-distribution.c (prop_phis): New function.
28181 (generate_builtin): Call prop_phis.
28183 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28185 PR tree-optimization/38807
28186 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28187 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28189 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28191 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28192 subreg of op0 to the original op0.
28194 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28196 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28198 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28201 * mips-tfile.c (parse_def): Fix parsing of def strings
28202 starting with digits.
28204 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28207 * config/arm/arm.c (arm_is_long_call_p): Don't call
28208 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28210 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28212 * regrename.c (regrename_optimize): Fix dumping.
28213 (find_oldest_value_reg): Preserve REG_POINTER.
28214 (copy_hardreg_forward_1): Likewise.
28216 2009-01-09 Diego Novillo <dnovillo@google.com>
28218 * gimple.h (struct gimple_statement_base) <uid>: Document
28219 the restrictions on its use.
28220 (gimple_uid): Tidy.
28221 (gimple_set_uid): Tidy.
28223 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28225 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28226 zero guard even if align_bytes != 0 and count is smaller than
28229 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28231 PR rtl-optimization/38495
28232 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28233 (add_range_and_copies_from_move_list): Print all added ranges.
28234 Add ranges to memory optimized destination.
28236 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28240 * config/i386/i386.c (override_options): Reject
28241 -mstringop-strategy=rep_8byte with -m32.
28242 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28243 to 1. Do count comparison against epilogue_size_needed at compile
28244 time even when count_exp was constant forced into register. For
28245 size_needed don't jump to epilogue, instead just avoid aligning
28246 and invoke the body algorithm. If need_zero_guard, add zero guard
28247 even if count is non-zero, but smaller than size_needed + number of
28248 bytes that could be stored for alignment.
28249 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28250 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28251 but smaller than size_needed + number of bytes that could be stored
28252 for alignment. Compare size_needed with epilogue_size_needed instead
28253 of desired_align - align, don't adjust size_needed, pass
28254 epilogue_size_needed to the epilogue expanders.
28257 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28259 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28261 * pa.c (last_address): Change to unsigned.
28262 (update_total_code_bytes): Change argument to unsigned. Don't
28263 check if insn addresses are set.
28264 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28265 addresses are not set.
28266 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28268 2009-01-09 Nick Clifton <nickc@redhat.com>
28270 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28271 DECL_DECLARED_INLINE_P.
28273 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28275 PR middle-end/38347
28276 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28277 GET_MODE (op0) in operand_subword_force calls.
28279 PR middle-end/38771
28280 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28281 fold_convert arg0 operands to TREE_TYPE (op0) first.
28283 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28285 * params.def (ira-max-conflict-table-size): Decrease default value
28288 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28290 PR tree-optimization/37031
28291 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28293 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28294 allocate it using gc instead of heap, use VEC_quick_push instead of
28296 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28297 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28298 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28299 allocated vector from heap allocated.
28300 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28301 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28302 vector only after perfect_loop_nest_depth call.
28304 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28305 Jan Sjodin <jan.sjodin@amd.com>
28307 PR tree-optimization/38559
28308 * graphite.c (debug_value, copy_constraint,
28309 swap_constraint_variables, scale_constraint_variable, ): New.
28310 (get_lower_bound, get_upper_bound): Removed.
28311 (graphite_trans_bb_strip_mine): Clean up this code that works
28312 only for constant number of iterations. Fully copy upper and
28313 lower bound constraints, not only the constant part of them.
28314 * graphite.h (debug_value): Declared.
28316 2009-01-08 Ira Rosen <irar@il.ibm.com>
28318 PR tree-optimization/37194
28319 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28320 Don't add the cost of cost model guard in prologue to scalar
28321 outside cost in case of known number of iterations.
28323 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28324 Alan Modra <amodra@bigpond.net.au>
28326 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28327 non-word-aligned REG+CONST addressing.
28329 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28332 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28333 free_after_compilation when outputting a thunk.
28334 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28335 Do not call free_after_compilation here.
28337 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28339 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28340 (ix86_valid_target_attribute_inner_p): Ditto.
28342 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28344 PR tree-optimization/38492
28345 PR tree-optimization/38498
28346 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28347 * tree-chrec.h (scev_is_linear_expression): Declared.
28348 * graphite.c (graphite_cannot_represent_loop_niter): New.
28349 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28350 (graphite_loop_normal_form): Use gcc_assert.
28351 (scan_tree_for_params): Use CASE_CONVERT.
28352 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28353 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28354 Use gcc_assert. Discard scops that contain unhandled cases.
28355 (build_scop_conditions): Return a boolean status for unhandled cases.
28356 (strip_mine_profitable_p): Print the loop number, not its depth.
28357 (is_interchange_valid): Pass the depth of the loop nest, don't
28358 recompute it wrongly.
28359 (graphite_trans_bb_block): Same.
28360 (graphite_trans_bb_block): Print tentative of loop blocking.
28361 (graphite_trans_scop_block): Do not print that the loop has been
28363 (graphite_transform_loops): Do not handle scops that contain condition
28366 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28368 AVX Programming Reference (December, 2008)
28369 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28370 (_mm256_stream_pd): Likewise.
28371 (_mm256_stream_ps): Likewise.
28373 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28374 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28375 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28376 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28377 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28378 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28379 (ix86_expand_special_args_builtin): Likewise.
28381 * config/i386/sse.md (AVXMODEDI): New.
28382 (avx_movnt<mode>): Likewise.
28383 (avx_movnt<mode>): Likewise.
28384 (<sse>_movnt<mode>): Remove AVX support.
28385 (sse2_movntv2di): Likewise.
28387 2009-01-07 Richard Guenther <rguenther@suse.de>
28389 PR middle-end/38751
28390 * fold-const.c (extract_muldiv): Remove obsolete comment.
28391 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28392 to PLUS_EXPR canonicalization for the canonicalization.
28394 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28396 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28397 hosted cross-compilers generating less efficient code.
28399 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28401 * function.h (rtl_data): Add a dbr_scheduled_p field.
28402 * reorg.c (dbr_schedule): Set it.
28403 (gate_handle_delay_slots): Check it.
28404 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28405 (mips_reorg): Check flag_delayed_branch instead of
28406 mips_base_delayed_branch.
28407 (mips_override_options): Don't set mips_base_delayed_branch
28408 or flag_delayed_branch.
28410 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28412 PR rtl-optimization/38426.
28413 * ira.c (ira): Set current_function_is_leaf earlier.
28415 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28417 PR rtl-optimization/38722
28418 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28419 too early, only set a flag and modify after last possible
28422 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28425 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28426 * real.c (decimal_single_format): Correct values of emin and emax.
28427 (decimal_double_format): Ditto.
28428 (decimal_quad_format): Ditto.
28429 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28430 computation of DECnn_MIN and DECnn_MAX for corrected values of
28431 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28432 __DECnn_MIN__, and adjust its computation for the corrected value
28435 2009-01-06 Jan Hubicka <jh@suse.cz>
28438 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28440 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28442 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28443 Add Robert Clark to the list of testers.
28445 2009-01-06 Jan Hubicka <jh@suse.cz>
28446 Kai Tietz <kai.tietz@onevision.com>
28448 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28449 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28451 2009-01-06 Jan Hubicka <jh@suse.cz>
28452 Kai Tietz <kai.tietz@onevision.com>
28454 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28456 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28457 (ix86_nsaved_regs): Count only general purpose regs.
28458 (ix86_nsaved_sseregs): New.
28459 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28460 to 16 for w64; compute padding and size of sse reg save area.
28461 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28462 general purpose regs.
28463 (ix86_emit_save_sse_regs_using_mov): New.
28464 (ix86_expand_prologue): Save SSE regs if needed.
28465 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28466 (ix86_emit_restore_sse_regs_using_mov): New.
28467 (ix86_expand_epilogue): Save SSE regs if needed.
28469 2009-01-06 Jan Hubicka <jh@suse.cz>
28470 Kai Tietz <kai.tietz@onevision.com>
28472 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28473 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28474 functions when accumulate outgoing args is off.
28476 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28479 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28480 before using pseudos_have_intersected_live_ranges_p.
28482 * ira-int.h (ira_assert): Always define.
28484 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28486 AVX Programming Reference (December, 2008)
28487 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28488 (_mm256_permute2_pd): Likewise.
28489 (_mm_permute2_ps): Likewise.
28490 (_mm256_permute2_ps): Likewise.
28491 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28492 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28494 * config/i386/i386.c (ix86_builtins): Remove
28495 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28496 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28497 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28498 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28499 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28500 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28501 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28502 __builtin_ia32_vpermil2ps256.
28503 (ix86_init_mmx_sse_builtins): Updated.
28504 (ix86_expand_args_builtin): Likewise.
28506 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28508 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28509 long absolute calls when generating PA 2.0 code.
28511 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28513 PR rtl-optimization/38583
28514 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28516 * params.def (ira-max-conflict-table-size): New.
28518 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28520 * ira.h (ira_conflicts_p): New external definition.
28522 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28523 table. Report this. Return result of building.
28524 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28525 building conflict table.
28527 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28528 (ira_color): Use ira_conflicts_p.
28530 * global.c: Include ira.h.
28531 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28534 * Makefile.in (global.o): Add ira.h.
28536 * ira-build.c (mark_all_loops_for_removal,
28537 propagate_some_info_from_allocno): New.
28538 (remove_unnecessary_allocnos): Call
28539 propagate_some_info_from_allocno.
28540 (remove_low_level_allocnos): New.
28541 (remove_unnecessary_regions): Add parameter. Call
28542 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28543 parameter to remove_unnecessary_regions.
28544 (ira_build): Remove all regions but root if the conflict table was
28545 not built. Update conflict hard regs for allocnos crossing calls.
28547 * ira.c (ira_conflicts_p): New global.
28548 (ira): Define and use ira_conflicts_p.
28550 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28551 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28552 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28554 2009-01-06 Ben Elliston <bje@au.ibm.com>
28556 * gengtype-lex.l (YY_NO_INPUT): Define.
28558 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28561 * c-common.c (handle_vector_size_attribute): Also reject
28562 BOOLEAN_TYPE types.
28564 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28566 PR tree-optimization/38492
28567 * graphite.c (rename_map_elt, debug_rename_elt,
28568 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28569 rename_map_elt_info, eq_rename_map_elts,
28570 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28571 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28572 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28573 (sese_build_livein_liveouts): New.
28574 (new_sese, free_sese): New.
28575 (new_scop): Call new_sese.
28576 (free_scop): Call free_sese.
28577 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28578 (register_old_new_names): Renamed register_old_and_new_names.
28579 (register_scop_liveout_renames, add_loop_exit_phis,
28580 insert_loop_close_phis, struct igp,
28581 default_liveout_before_guard, add_guard_exit_phis,
28582 insert_guard_phis, copy_renames): New.
28583 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28584 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28585 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28586 (scop_adjust_phis_for_liveouts): New.
28587 (gloog): Call scop_adjust_phis_for_liveouts.
28589 * graphite.h (struct sese): Documented. Added fields liveout,
28590 num_ver and livein.
28591 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28592 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28593 (struct scop): Added field liveout_renames.
28594 (SCOP_LIVEOUT_RENAMES): New.
28596 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28598 PR tree-optimization/38510
28599 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28600 (translate_clast): Call recompute_all_dominators before
28602 (gloog): Call recompute_all_dominators before graphite_verify.
28604 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28605 Jan Sjodin <jan.sjodin@amd.com>
28607 PR tree-optimization/38500
28608 * graphite.c (create_sese_edges): Call fix_loop_structure after
28611 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28613 * config.gcc: Add m32r*-*-rtems*.
28614 * config/m32r/rtems.h: New file.
28616 2009-01-05 Ben Elliston <bje@au.ibm.com>
28618 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28619 (.po.pox): Likewise.
28620 (po/gcc.pot): Likewise.
28622 2009-01-04 David S. Miller <davem@davemloft.net>
28624 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28625 (STARTING_FRAME_OFFSET): Always set to zero.
28627 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28629 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28630 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28631 fixed-point types, and vectors of the same.
28633 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28635 * config/mips/sync.md (*mb_barrier): Rename to...
28636 (*memory_barrier): ...this.
28638 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28640 * doc/extend.texi (Function Attributes): Move @cindex after @item
28641 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28642 and put in alphabetical order. Fix 'target' name and put in order.
28643 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28646 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28648 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28649 (memory_barrier): Expand as unspec instead of unspec_volatile.
28650 Remove mem:BLK from insn operands. Use Pmode scratch register.
28651 (*memory_barrier): Define as unspec instead of unspec_volatile.
28652 Use (match_dup 0) as input operand.
28654 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28655 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28656 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28657 scratch register. Remove operand 1.
28658 (*stbar): Define as unspec instead of unspec_volatile.
28659 Use (match_dup 0) as input operand, remove (const_int 8).
28660 (*membar): Define as unspec instead of unspec_volatile.
28661 Use (match_dup 0) as input operand, remove input operand 2.
28663 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28664 (memory_barrier): Expand as unspec instead of unspec_volatile.
28665 Remove mem:BLK from insn operands. Use Pmode scratch register.
28666 (*memory_barrier): Define as unspec instead of unspec_volatile.
28667 Use (match_dup 0) as input operand.
28669 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28670 Remove mem:BLK from insn operands. Use Pmode scratch register.
28671 Set volatile flag on operand 0.
28672 (*memory_barrier): New insn pattern.
28674 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28676 (*memory_barrier): Use (match_dup 0) as input operand.
28678 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28679 Remove mem:BLK from insn operands. Use Pmode scratch register.
28680 Set volatile flag on operand 0.
28681 (*mb_internal): New insn pattern.
28683 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28685 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28687 PR middle-end/38586
28688 * function.c (struct temp_slot): Move to the section of the file
28689 that deals with temp slots. Remove field 'address'.
28690 (temp_slot_address_table): New hash table of address -> temp slot.
28691 (struct temp_slot_address_entry): New struct, items for the table.
28692 (temp_slot_address_compute_hash, temp_slot_address_hash,
28693 temp_slot_address_eq, insert_temp_slot_address): Support functions
28695 (find_temp_slot_from_address): Rewrite to use the new hash table.
28696 (remove_unused_temp_slot_addresses): Remove addresses of temp
28697 slots that have been made available.
28698 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28699 worker function for remove_unused_temp_slot_addresses.
28700 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28701 Add the temp slot address to the address -> temp slot map.
28702 (update_temp_slot_address): Update via insert_temp_slot_address.
28703 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28704 (pop_temp_slots): Likewise.
28705 (init_temp_slots): Allocate the address -> temp slot map, or empty
28706 the map if it is already allocated.
28707 (prepare_function_start): Initialize temp slot processing.
28709 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28711 PR middle-end/38584
28712 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28713 Calculate the size of all stack vars assuming no packing of stack
28714 vars will happen, replacing a quadratic algorithm with a linear one.
28716 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28719 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28722 2009-01-03 Diego Novillo <dnovillo@google.com>
28724 * doc/contrib.texi: Update contributions.
28726 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28729 * builtins.c (fold_builtin_memory_op): Give up if either operand
28730 is volatile. Set srctype or desttype to non-qualified version
28734 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28735 and FUNCTION_DECLs.
28737 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28739 PR rtl-optimization/35805
28740 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28741 problem if fast dce is able to remove any instructions.
28742 * dce.c (dce_process_block): Fix dump message.
28744 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28747 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28749 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28751 PR middle-end/38690
28752 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28753 * tree-pretty-print.c (op_code_prio): New function.
28754 (op_prio): No longer static. Use op_code_prio.
28755 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28756 Use op_prio and op_code_prio to determine if () should be
28757 printed around operand(s) or not.
28759 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28760 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28761 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28762 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28763 pp_character instead of pp_string for single letter printing.
28765 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28767 * doc/extend.texi: Fix '#pragma GCC option' typo.
28769 2009-01-02 Richard Guenther <rguenther@suse.de>
28771 * doc/install.texi (--enable-checking): Mention different
28772 default for stage1.
28773 (--enable-stage1-checking): Document.
28775 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28777 PR middle-end/30142
28778 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28779 case to be an error.
28781 2009-01-02 Ben Elliston <bje@au.ibm.com>
28783 * config/fp-bit.h (pack_d): Constify argument.
28784 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28785 (isnan): Constify argument.
28787 (iszero): Likewise.
28788 (pack_d): Likewise.
28789 (_fpadd_parts): Constify return type.
28790 (_fpmul_parts): Likewise.
28791 (_fpdiv_parts): Likewise.
28793 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28796 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28797 warn about overwriting initializer with side-effects or
28798 -Woverride-init if !IMPLICIT.
28799 (output_init_element): Likewise. Pass IMPLICIT down to
28801 (process_init_element): Add IMPLICIT argument. Pass it down
28802 to output_init_element.
28803 (push_init_element, pop_init_level, set_designator): Adjust
28804 process_init_element callers.
28805 (set_nonincremental_init, set_nonincremental_init_from_string):
28806 Adjust add_pending_init callers.
28807 (output_pending_init_elements): Adjust output_init_element callers.
28808 * c-tree.h (process_init_element): Adjust prototype.
28809 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28810 process_init_element callers.
28813 Copyright (C) 2009 Free Software Foundation, Inc.
28815 Copying and distribution of this file, with or without modification,
28816 are permitted in any medium without royalty provided the copyright
28817 notice and this notice are preserved.