1 2009-10-13 Richard Henderson <rth@redhat.com>
3 PR tree-optimization/41377
4 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5 (cleanup_empty_eh_merge_phis): New change_region parameter;
6 pass it on to redirect_eh_edge_1. Update callers.
7 (cleanup_empty_eh_unsplit): Don't require an existing EH label
8 at the destination block.
10 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
12 * passes.c (register_pass): Replaced gcc_unreachable by
13 fatal_error on failure. Mentions plugins in comments & messages.
15 2009-10-13 Jakub Jelinek <jakub@redhat.com>
18 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
19 * sched-vis.c (print_value): Use it.
20 * cselib.c (cselib_hash_rtx): Likewise.
21 * print-rtl.c (print_rtx): Likewise.
22 * cfgexpand.c (expand_debug_rtx): Likewise.
23 * var-tracking.c (vt_expand_loc_callback): Likewise.
25 2009-10-13 Richard Guenther <rguenther@suse.de>
28 * opts.c (handle_option): Split out code to handle setting
29 the options flag var ...
30 (set_option): ... here.
31 * opts.h (set_option): Declare.
32 * lto-opts.c (register_user_option_p): Include -fexceptions
33 and all position independent code variants.
34 (handle_common_option): Remove.
35 (lto_reissue_options): Use set_option.
37 2009-10-13 Martin Jambor <mjambor@suse.cz>
39 PR tree-optimization/41661
40 * ipa-prop.c (compute_complex_pass_through): Allow only operations
41 that are tcc_comparisons or do not change the type in any
43 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
44 folding tcc_comparison operations.
46 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
48 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
51 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
57 * tree.def (DEBUG_EXPR_DECL): New.
58 * rtl.def (DEBUG_EXPR): New.
59 * gengtype.c (adjust_field_rtx_def): Handle it.
60 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
61 (insert_debug_temp_for_var_def): ... this. Drop support for
62 moving. Take iterator for def stmt; insert debug stmt before it.
63 Scan early for use count and kind in debug stmts.
64 (propagate_defs_into_debug_stmts): Rename to...
65 (insert_debug_temps_for_defs): ... this. Likewise.
66 * tree.h (DEBUG_TEMP_UID): New.
67 * tree.c (next_debug_decl_uid): New.
68 (make_node_stat): Count debug decls separately.
69 (copy_node_stat): Likewise.
70 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
71 * var-tracking.c (dv_is_decl_p): Recognize it.
72 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
73 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
74 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
75 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
76 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
77 (cselib_hash_rtx): Likewise.
78 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
79 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
81 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
82 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
83 * rtl.c (copy_rtx): Likewise.
84 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
85 * print-rtl.c (print_rtx): Likewise.
86 * sched-vis.c (print_value): Likewise.
87 (print_insn): Handle DEBUG_EXPR_DECL.
88 * tree-dump.c (dequeue_and_dump): Likewise.
89 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
90 * gimple-iterator (gsi_replace): Check for same lhs.
91 (gsi_remove): Insert debug temps.
92 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
93 (move_computations_stmt): Drop explicit propagation into debug stmts.
94 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
95 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
96 * tree-ssa-sink.c (statement_sink_location): Likewise.
97 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
98 * tree-ssanames.c (release_ssa_name): Adjust for rename.
99 * tree-flow.h: Likewise.
100 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
101 debug temps without values.
102 (eliminate_unnecessary_stmts): Don't discard just-inserted
105 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
108 * config/cris/cris.md (andu): Check that operand 1 is one of the
109 general registers. Fix typo in head comment.
111 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
113 * config/i386/i386.md (vswapmov): New.
114 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
115 (ix86_function_ms_hook_prologue): New.
116 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
117 * configure.ac: Test for swap suffix support in as.
118 * configure: Rebuild.
120 2009-10-12 Jakub Jelinek <jakub@redhat.com>
123 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
124 paradoxical subregs to prevent partial register stalls if the inner
125 mode is integer mode.
127 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
131 2009-10-12 Dodji Seketeli <dodji@redhat.com>
134 * gcc/dwarf2out.c (template_parameter_pack_die,
135 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
137 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
140 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
142 (maybe_register_def): Likewise. Take stmt iterator.
143 (rewrite_update_stmt): Take stmt iterator and pass it on.
144 (rewrite_update_enter_block): Pass stmt iterator.
146 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
148 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
149 (spu_builtin_decl): New function.
151 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
153 * config/i386/i386.md (SWIM): New mode iterator.
154 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
155 using SWIM mode iterator.
156 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
157 patterns using SWI48 mode iterator.
158 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
159 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
160 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
161 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
162 patterns using SWI248 mode iterator.
163 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
164 gen_x86_movdicc_0_m1_rex64 for renamed function
166 2009-10-11 Jose Ruiz <ruiz@adacore.com>
167 Eric Botcazou <ebotcazou@adacore.com>
170 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
171 * config/sparc/sol2-unwind.h: New file.
173 2009-10-11 Olivier Hainque <hainque@adacore.com>
174 Eric Botcazou <ebotcazou@adacore.com>
177 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
178 * config/i386/sol2-unwind.h: New file.
180 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/i386.md (addsi_1_zext): Get the proper second
186 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
188 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
189 all OLD_RTXes, not just REGs. Use copy_rtx to create the
192 2009-10-11 Richard Guenther <rguenther@suse.de>
194 * gimple.c (iterative_hash_type_name): Do not handle special
197 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
200 (*setcc_si_1_and): Ditto.
201 (*setcc_si_1_movzbl): Ditto.
202 (*setcc_<mode>_2): Ditto.
203 (*setcc_qi): Rename from *setcc_1.
204 (*setcc_qi_slp): Rename from *setcc_2.
206 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
207 (*zero_extendqisi2_movzbw_and splitter): Ditto.
209 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
210 "if" condition, there is already assert with reload_completed present.
212 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
214 * plugin.c (try_init_one_plugin): Improve constness of variable err.
216 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
218 * doc/install.texi (Final install): Refer to
219 http://gcc.gnu.org/bugs/ for bug reporting.
221 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
223 * configure.ac: Add test for dci instruction.
224 * configure: Regenerate.
225 * config.in: Likewise.
226 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
227 * doc/invoke.texi: Add cpu_type 476 and 476fp.
228 (-mmulhw): Add 476 to description.
230 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
231 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
232 (processor_target_table): Add 476 and 476fp entries.
233 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
234 (rs6000_issue_rate): Add CPU_PPC476.
235 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
236 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
237 (processor_type): Add PROCESSOR_PPC476.
238 (EXTRA_SPECS): Add asm_cpu_476 string.
239 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
240 (define_attr "cpu"): Add ppc476.
242 Update comments for 476.
243 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
244 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
245 Update copyright year.
246 * config/rs6000/476.md: New file.
247 * config/rs6000/40x.md: Add description for "isel" attribute.
248 Update copyright year.
249 * config/rs6000/440.md: Likewise.
250 * config/rs6000/603.md: Likewise.
251 * config/rs6000/6xx.md: Likewise.
252 * config/rs6000/7450.md: Likewise.
253 * config/rs6000/7xx.md: Likewise.
254 * config/rs6000/8540.md: Likewise.
255 * config/rs6000/cell.md: Likewise.
256 * config/rs6000/e300c2c3.md: Likewise.
257 * config/rs6000/e500mc.md: Likewise.
258 * config/rs6000/mpc.md: Likewise.
259 * config/rs6000/power4.md: Likewise.
260 * config/rs6000/power5.md: Likewise.
261 * config/rs6000/power6.md: Likewise.
262 * config/rs6000/power7.md: Likewise.
263 * config/rs6000/rios1.md: Likewise.
264 * config/rs6000/rios2.md: Likewise.
265 * config/rs6000/rs64.md: Likewise.
267 2009-10-10 Richard Guenther <rguenther@suse.de>
269 PR tree-optimization/41654
270 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
271 a cond expr before calling gimple_cond_set_condition_from_tree.
272 (ifcombine_iforif): Likewise.
274 2009-10-09 Ian Lance Taylor <iant@google.com>
276 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
277 * configure: Rebuild.
279 2009-10-09 Neil Vachharajani <nvachhar@google.com>
281 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
284 2009-10-09 Richard Guenther <rguenther@suse.de>
287 * target-def.h (TARGET_BUILTIN_DECL): Define.
288 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
289 * target.h (struct gcc_target): Add builtin_decl target hook.
290 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
291 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
293 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
295 (lto_output_builtin_tree): Sorry if the target does not support
296 streaming target builtins.
297 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
298 (rs6000_builtin_decl): New function.
299 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
300 (ix86_builtin_decl): New function.
302 2009-10-09 Jakub Jelinek <jakub@redhat.com>
304 PR preprocessor/41445
305 * c-ppoutput.c (do_line_change): New function.
306 (cb_line_change): Use it.
307 (scan_translation_unit): Call do_line_change if
308 avoid_paste or PREV_WHITE and token location is on a different line
312 * dwarf2out.c (dwarf2out_init): Test whether
313 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
316 PR rtl-optimization/41646
317 * calls.c (expand_call): For BLKmode types returned in registers
318 avoid likely spilled hard regs in copy_blkmode_from_reg generated
321 2009-10-09 Richard Guenther <rguenther@suse.de>
323 PR tree-optimization/41634
324 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
325 we remove the correct elements.
326 (optimize_stmt): Make sure to update stmt operands before
327 optimizing redundancies.
329 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
331 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
333 2009-10-09 Richard Guenther <rguenther@suse.de>
336 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
338 (lto_wrapper_exit): New function.
340 (fatal_perror): Likewise.
341 (fork_execute): Use global args_name, do not free it.
342 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
343 * lto-streamer.h: Remove duplicate prototypes.
345 2009-10-09 Richard Guenther <rguenther@suse.de>
347 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
348 before calling stmt_can_throw_external.
350 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
352 PR tree-optimization/40071
353 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
354 pointer if the original data reference doesn't conflict with the
355 created vector data reference. Fix long line.
357 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386.md (any_div): New code iterator.
360 (u): Handle div and udiv.
362 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
364 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
365 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
366 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
367 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
369 2009-10-08 Joseph Myers <joseph@codesourcery.com>
371 * gcc.c (main): Remove trailing "." from diagnostics.
373 2009-10-08 Cary Coutant <ccoutant@google.com>
375 Add support for debugging with ICF (Identical Code Folding).
376 * calls.c (debug.h): New #include.
377 (emit_call_1): Call virtual_call_token debug hook.
378 * common.opt (-fenable-icf-debug): New option.
379 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
380 locations in the source).
381 (poc_label_num): New variable.
382 (dcall_entry, vcall_entry): New typedefs.
383 (dcall_table, vcall_table): New variables.
384 (struct vcall_insn): New type.
385 (vcall_insn_table): New variable.
386 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
387 (size_of_dcall_table): New function.
388 (output_dcall_table): New function.
389 (size_of_vcall_table): New function.
390 (output_vcall_table): New function.
391 (dwarf2out_direct_call): New function.
392 (vcall_insn_table_hash): New function.
393 (vcall_insn_table_eq): New function.
394 (dwarf2out_virtual_call_token): New function.
395 (dwarf2out_virtual_call): New function.
396 (dwarf2out_init): Allocate new tables and sections.
397 (prune_unused_types): Mark DIEs referenced from direct call table.
398 (dwarf2out_finish): Output direct and virtual call tables.
399 * final.c (final_scan_insn): Call direct_call and virtual_call
401 * debug.h (struct gcc_debug_hooks): Add direct_call,
402 virtual_call_token, virtual_call hooks.
403 (debug_nothing_uid): New function.
404 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
405 (debug_nothing_uid): New function.
406 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
407 (xcoff_debug_hooks): Likewise.
408 * sdbout.c (sdb_debug_hooks): Likewise.
409 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
410 * doc/invoke.texi (-fenable-icf-debug): New option.
412 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
415 * regmove.c (regmove_backward_pass): Replace src with dst in the
416 debug insn, and check for dst before rather than after.
418 2009-10-08 Janis Johnson <janis187@us.ibm.com>
420 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
421 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
423 2009-10-08 Jan Hubicka <jh@suse.cz>
426 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
427 do not mark cgraph nodes as needed.
428 (record_references_in_initializer): Add new only_vars parameter.
429 * cgraph.h (record_references_in_initializer): New parameter.
430 * varasm.c (assemble_variable): Update call.
431 * varpool.c (varpool_analyze_pending_decls): Always look for
434 2009-10-08 Anatoly Sokolov <aesok@post.ru>
436 * config/avr/avr.c (last_insn_address) Remove variable.
437 (expand_prologue): Don't initialise last_insn_address variable.
438 (final_prescan_insn): Don't output insn size.
439 * config/avr/avr.opt (msize): Remove switch.
440 * doc/invoke.texi (AVR Options): Remove documentation of -msize
443 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
445 * combine.c (label_tick_ebb_start): Fix comment.
446 (combine_instructions): Set label_tick and label_tick_ebb_start before
447 calling setup_incoming_promotions. Start them from 1. Increment
448 label_tick instead of deriving it from the BB index. Rather than
449 comparing ticks use the block from the previous iteration to decide
450 whether to start a new EBB. Remove empty lines before function.
452 2009-10-08 Michael Matz <matz@suse.de>
455 * builtins.c (fold_builtin_isascii): Use fold_build2.
456 (fold_builtin_isdigit): Ditto.
457 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
458 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
459 remove_useless_stmts_cond, remove_useless_stmts_tf,
460 remove_useless_stmts_tc, remove_useless_stmts_bind,
461 remove_useless_stmts_goto, remove_useless_stmts_label,
462 remove_useless_stmts_1, remove_useless_stmts,
463 pass_remove_useless_stmts): Remove.
464 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
465 * passes.c (init_optimization_passes): Don't add
466 pass_remove_useless_stmts.
467 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
468 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
470 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
471 for static constants.
472 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
473 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
475 2009-10-08 Richard Guenther <rguenther@suse.de>
477 * gimple.c (free_gimple_type_tables): New function.
478 * gimple.h (free_gimple_type_tables): Declare.
480 2009-10-07 Mark Heffernan <meheff@google.com>
482 * ipa-prop.c (ipa_print_node_params) Only print
483 names of named arguments.
485 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
487 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
488 being statically linked.
490 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
492 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
494 2009-10-08 Jan Hubicka <jh@suse.cz>
497 * ipa.c (cgraph_externally_visible_p,
498 function_and_variable_visibility,
499 whole_program_function_and_variable_visibility): Skip non-finalized
502 2009-10-08 Nick Clifton <nickc@redhat.com>
504 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
507 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
510 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
512 2009-10-07 Joseph Myers <joseph@codesourcery.com>
515 * c-common.c (c_fully_fold_internal): Strip nops from the result
516 of recursive calls to c_fully_fold_internal.
517 (c_wrap_maybe_const): New.
518 (c_save_expr): Use c_wrap_maybe_const.
519 * c-common.h (c_wrap_maybe_const): Declare.
520 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
521 build_binary_op): Use c_wrap_maybe_const.
523 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
525 * real.c: Fix comment to reflect actual exponent size.
527 2009-10-08 Ben Elliston <bje@au.ibm.com>
529 * config/rs6000/a2.md: Add FSF comment header.
531 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/i386.md (any_extend): New code iterator.
534 (u, s): New code attributes.
536 (DWIH): Rewrite as code iterator for SI and DI modes.
537 (DWI): Rewrite as mode attribute.
538 (dwi): New mode attribute.
539 (di): Depend on SI mode and DI mode.
540 (doubleint_general_operand): Remove mode attribute.
542 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
545 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
546 (*sub<mode>3_doubleword): Ditto.
548 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
549 using SWIM248 mode iterator.
550 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
551 using SWI48 mode iterator.
552 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
553 patterns using DWIH mode iterator and any_extend code iterator.
554 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
555 using any_extend code iterator.
556 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
557 patterns using DWIH mode iterator and any_extend code iterator.
558 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
559 using any_extend code iterator.
560 (<s>mul<mode>3_highpart): Macroize expander from
561 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
562 and any_extend code iterator.
563 (*<s>muldi3_highpart_1): Macroize insn from
564 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
565 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
566 patterns using any_extend code iterator.
567 (*<s>mulsi3_highpart_zext): Macroize insn from
568 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
570 2009-10-07 Jakub Jelinek <jakub@redhat.com>
572 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
573 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
574 refering to a DIE with DW_AT_const_value.
576 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
579 * ira-lives.c (check_and_make_def_conflict): Process all operands.
581 2009-10-06 Jan Hubicka <jh@suse.cz>
583 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
586 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
589 *lea_2_rex64): Move before *add<mode>_1 pattern.
591 2009-10-07 Jan Hubicka <jh@suse.cz>
593 * collect2.c (main): Add -fno-whole-program.
594 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
596 2009-10-07 Jan Hubicka <jh@suse.cz>
598 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
599 has no address taken.
600 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
602 (cgraph_clone_node): Clear externally_visible flag for clones.
603 * cgraph.h (cgraph_only_called_directly_p,
604 cgraph_can_remove_if_no_direct_calls_p): New predicates.
605 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
606 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
607 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
608 ipcp_insert_stage): Likwise.
609 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
610 externally_visible flag.
611 (verify_cgraph_node): Verify that inline clones look right.
612 (process_function_and_variable_attributes): Do not set
613 externally_visible flags.
614 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
616 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
618 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
619 clear externally_visible when turning into inline clones
620 (cgraph_mark_inline_edge): Use new predicates.
621 (cgraph_estimate_growth): Likewise.
622 (cgraph_decide_inlining): Likewise.
623 * ipa.c (cgraph_postorder): Likewise.
624 (cgraph_remove_unreachable_nodes): Likewise; sanity check
625 that inline clones are not needed.
626 (cgraph_externally_visible_p): New predicate.
627 (function_and_variable_visibility): Add whole_program parameter;
628 always set externally_visible flag; handle COMDAT function
630 (local_function_and_variable_visibility): New function.
631 (gate_whole_program_function_and_variable_visibility): New function.
632 (whole_program_function_and_variable_visibility): New function.
633 (pass_ipa_whole_program_visibility): New function.
634 * passes.c (init_optimization_passes): Add whole program visibility
636 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
637 not care about needed/reachable flags.
638 * varpool.c: Include flags.h
639 (decide_is_variable_needed): When doing LTO assume whole-program mode.
640 (varpool_finalize_decl): When we are in LTO read-back, all variables
642 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
644 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
646 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
649 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
651 * config.gcc: Don't include the makefile fragments intended for
653 * config/s390/fixdfdi.h: File removed.
654 * config/s390/libgcc-glibc.ver: File removed.
655 * config/s390/s390.h: Remove the fixdfdi.h hack.
656 * config/s390/t-crtstuff: File moved to libgcc dir.
657 * config/s390/t-linux: Likewise.
658 * config/s390/t-tpf: libgcc specific parts removed.
659 * config/s390/t-linux64: Likewise.
661 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
663 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
664 (lto-compress.o): Likewise.
666 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
669 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
670 dllexport to class members here.
671 (i386_pe_determine_dllimport_p): Only check static class data for
673 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
674 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
675 functions for vague linkage.
676 (i386_pe_type_dllexport_p): Fix formatting.
677 (maybe_add_dllexport) New function.
678 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
681 2009-10-07 Ben Elliston <bje@au.ibm.com>
683 * config/rs6000/a2.md: Remove duplicated lines.
685 2009-10-07 Ben Elliston <bje@au.ibm.com>
687 * config.gcc (powerpc*-*-*): Handle a2.
688 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
689 * config/rs6000/a2.md: New file.
690 * config/rs6000/rs6000.opt (mno-update): New.
691 (mupdate): Return to using a mask, not a var.
692 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
693 (enum processor_type): Add PROCESSOR_PPCA2.
694 * config/rs6000/rs6000.c (ppca2_cost): New costs.
695 (rs6000_override_options): Add "a2" to processor_target_table.
696 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
697 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
699 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
702 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
703 reference to nonexistent gen_truncxfxf2 function.
705 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
708 (DWIH, g, di, doubleint_general_operand): New mode attributes.
709 (general_operand): Handle TI mode.
710 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
711 using SDWIM mode iterator.
712 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
713 pattern from *add{di,ti}3_1 patterns and corresponding splitters
714 using DWI mode iterator.
715 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
716 patterns using SWI mode iterator.
717 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
718 using SWI48 mode iterator.
719 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
720 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
721 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
722 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
723 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
724 using SDWIM mode iterator.
725 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
726 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
727 using DWI mode iterator.
728 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
729 patterns using SWI mode iterator.
730 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
731 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
732 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
733 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
734 patterns using plusminus code iterator.
735 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
736 sub<mode>3 patterns using plusminus code iterator.
737 * config/i386/i386.c (override_options): Update the call to
738 gen_subdi_carry_rex64 for renamed function.
739 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
740 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
741 calls to instruction expanders.
743 2009-10-06 Martin Jambor <mjambor@suse.cz>
746 * opts.c (decode_options): Run IPA-SRA at -O2.
748 2009-10-06 Richard Guenther <rguenther@suse.de>
750 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
752 2009-10-06 Tobias Burnus <burnus@net-b.de>
755 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
756 -flto and -fwhole-program flags can be combined.
758 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
761 * gcc.c (process_command): Check that -o argument was specified.
763 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
765 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
767 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
769 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
770 * doc/invoke.texi (Warning Options): Annotate allowed languages
771 for -Wunsuffixed-float-constants.
773 2009-10-05 Jakub Jelinek <jakub@redhat.com>
775 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
776 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
777 same name and isn't the main variant.
780 * dwarf2out.c (loc_by_reference): Removed.
781 (dw_loc_list_1): New function.
782 (dw_loc_list): Remove toplev argument, add want_address argument.
783 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
784 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
785 want_address == 2 to dw_loc_list. For successful dw_loc_list
786 set have_address to 1 only if want_address is not 0.
788 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
790 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
791 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
792 a code block followed by two pointers.
793 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
794 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
795 (MIPS_MOVE): Likewise.
796 (MIPS_LUI): Likewise.
798 (MIPS_BAL): Likewise.
799 (MIPS_NOP): Likewise.
800 (mips_asm_trampoline_template): Delete.
801 (mips_trampoline_code_size): New function.
802 (mips_trampoline_init): Add shorter sequences for all cases
803 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
804 Calculate the opcodes directly, rather than copying from a template.
805 Only flush the code part of the trampoline.
806 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
808 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
810 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
811 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
812 (INCOMING_RETURN_ADDR_RTX): Likewise.
813 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
815 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
816 with RETURN_ADDR_REGNUM.
817 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
818 * config/mips/mips.c (mips16_build_call_stub): Replace
819 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
820 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
821 (mips_print_operand_punctuation): Likewise.
822 (mips_frame_set): Likewise.
823 (mips16e_output_save_restore): Likewise.
824 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
825 (mips_save_reg_p): Likewise.
826 (mips_return_addr): Likewise.
827 (mips_set_return_address): Likewise.
828 (mips_direct_save_slot_move_p): Likewise.
829 (mips_output_function_prologue): Likewise.
830 (mips_restore_reg): Likewise.
831 (mips_expand_epilogue): Likewise.
832 (mips_epilogue_uses): Likewise.
833 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
834 (*mov<mode>_ra): Use it instead of a hard-coded 31.
835 (clear_hazard_<mode>): Likewise.
836 (call_internal): Likewise.
837 (call_internal_direct): Likewise.
838 (call_direct_split): Likewise.
839 (call_value_internal): Likewise.
840 (call_value_split): Likewise.
841 (call_value_internal_direct): Likewise.
842 (call_value_direct_split): Likewise.
843 (call_value_multiple_internal): Likewise.
844 (call_value_multiple_split): Likewise.
846 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
847 Jakub Jelinek <jakub@redhat.com>
849 PR rtl-optimization/41511
850 * combine.c (record_value_for_reg): Pass explicit values as argument
851 to get_last_value_validate.
852 (get_last_value_validate): Document INSN parameter.
853 For non-readonly MEMs, assume they might have been modified if INSN
854 was in another basic block.
855 (get_last_value): Minor reformatting.
857 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
860 * final.c (asm_str_count): Split out from asm_insn_count.
861 * rtl.h (asm_str_count): New prototype.
862 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
865 2009-10-05 Sriraman Tallam <tmsriram@google.com>
867 * doc/plugins.texi: Change plugin_pass to register_pass_info.
869 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
870 Rafael Espindola <espindola@google.com>
872 * gengtype.c (write_types): Moved call to write_func_for_structure
875 2009-10-05 Richard Guenther <rguenther@suse.de>
878 * lto-cgraph.c (output_cgraph): Output toplevel asms.
879 (input_cgraph_1): Input toplevel asms.
881 2009-10-05 Richard Guenther <rguenther@suse.de>
884 * lto-symtab.c (lto_compatible_attributes_p): Remove.
885 (external_aggregate_decl_p): Likewise.
886 (lto_symtab_compatible): Re-structure. Remove dead code.
887 For variables ignore toplevel qualifiers when comparing types.
888 Issue warnings, not errors for mismatched user-alignment.
890 2009-10-05 Richard Guenther <rguenther@suse.de>
894 * lto-symtab.c (struct lto_symtab_base_def): Remove.
895 (struct lto_symtab_identifier_def): Likewise.
896 (struct lto_symtab_decl_def): Likewise.
897 (struct lto_symtab_entry_def): New.
898 (lto_symtab_identifier_t): Rename to ...
899 (lto_symtab_entry_t): ... this.
900 (lto_symtab_decls): Remove.
901 (lto_symtab_base_hash): Rename to ...
902 (lto_symtab_entry_hash): ... this.
903 (lto_symtab_base_eq): Rename to ...
904 (lto_symtab_entry_eq): ... this.
905 (lto_symtab_base_marked_p): Rename to ...
906 (lto_symtab_entry_marked_p): ... this.
907 (lto_symtab_identifier_marked_p): Remove.
908 (lto_symtab_decl_marked_p): Likewise.
909 (lto_symtab_maybe_init_hash_tables): Rename to ...
910 (lto_symtab_maybe_init_hash_table): ... this.
911 (lto_symtab_set_resolution_and_file_data): Remove.
912 (lto_symtab_register_decl): New function.
913 (lto_symtab_get_identifier): Remove.
914 (lto_symtab_get): New function.
915 (lto_symtab_get_resolution): Adjust.
916 (lto_symtab_get_identifier_decl): Remove.
917 (lto_symtab_set_identifier_decl): Likewise.
918 (lto_symtab_merge_decl): Rename to ...
919 (lto_symtab_merge): ... this. Rewrite.
920 (lto_symtab_merge_var): Remove.
921 (lto_symtab_merge_fn): Likewise.
922 (lto_symtab_prevailing_decl): Adjust.
923 (lto_cgraph_replace_node): New function.
924 (lto_symtab_merge_decls_2): Likewise.
925 (lto_symtab_merge_decls_1): Likewise.
926 (lto_symtab_fixup_var_decls): Likewise.
927 (lto_symtab_resolve_symbols): Likewise.
928 (lto_symtab_merge_decls): Likewise.
929 (lto_symtab_prevailing_decl): Adjust.
930 (lto_symtab_get_symtab_def): Remove.
931 (lto_symtab_get_file_data): Likewise.
932 (lto_symtab_clear_resolution): Adjust.
933 (lto_symtab_clear_resolution): Likewise.
934 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
935 (input_cgraph_1): Likewise.
936 * lto-streamer-in.c (get_resolution): Do not provide fake
937 symbol resolutions here.
938 (deferred_global_decls): Remove.
939 (lto_register_deferred_decls_in_symtab): Likewise.
940 (lto_register_var_decl_in_symtab): Change signature, register
941 variable via lto_symtab_register_decl.
942 (lto_register_function_decl_in_symtab): Likewise.
943 (lto_read_tree): Adjust.
944 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
945 (lto_symtab_merge_var): Likewise.
946 (lto_symtab_merge_fn): Likewise.
947 (lto_symtab_register_decl): Declare.
948 (lto_symtab_merge_decls): Likewise.
950 2009-10-05 Richard Guenther <rguenther@suse.de>
952 PR tree-optimization/23821
953 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
954 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
955 simple IV increments.
957 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
959 * config/arm/arm.c (arm_override_options): Really initialize
960 flag_dwarf2_cfi_asm to 0.
962 2009-10-05 Doug Kwan <dougkwan@google.com>
964 PR rtl-optimization/41574
965 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
966 floating point and we are not doing unsafe math optimizations.
968 2009-10-03 Simon Baldwin <simonb@google.com>
969 Cary Coutant <ccoutant@google.com>
970 Rafael Espindola <espindola@google.com>
971 Richard Guenther <rguenther@suse.de>
972 Jan Hubicka <jh@suse.cz>
973 Doug Kwan <dougkwan@google.com>
974 H.J. Lu <hongjiu.lu@intel.com>
975 Bill Maddox <maddox@google.com>
976 Ryan Mansfield <rmansfield@qnx.com>
977 Diego Novillo <dnovillo@google.com>
978 Ollie Wild <aaw@google.com>
979 Kenneth Zadeck <zadeck@naturalbridge.com>
981 * lto-cgraph.c: New file.
982 * lto-compress.c: New file.
983 * lto-compress.h: New file.
984 * lto-opts.c: New file.
985 * lto-section-in.c: New file.
986 * lto-section-out.c: New file.
987 * lto-streamer-in.c: New file.
988 * lto-streamer-out.c: New file.
989 * lto-streamer.c: New file.
990 * lto-streamer.h: New file.
991 * lto-symtab.c: New file.
992 * lto-wpa-fixup.c: New file.
993 * lto-wrapper.c: New file.
995 2009-10-03 Simon Baldwin <baldwin@google.com>
996 Ben Elliston <bje@au.ibm.com>
997 Rafael Espindola <espindola@google.com>
998 Nathan Froyd <froydnj@codesourcery.com>
999 Jan Hubicka <jh@suse.cz>
1000 Doug Kwan <dougkwan@google.com>
1001 Diego Novillo <dnovillo@google.com>
1002 Kenneth Zadeck <zadeck@naturalbridge.com>
1004 * Makefile.in (enable_lto): New.
1005 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1006 (LINKER_PLUGIN_API_H): Define.
1007 (LTO_SYMTAB_H): Define.
1008 (LTO_STREAMER_H): Define.
1009 (TREE_VECTORIZER_H): Define.
1010 (INCLUDES): Add LIBELFINC.
1011 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1012 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1013 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1014 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1015 (native): Add lto-wrapper$(exeext)
1016 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1017 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1018 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1019 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1020 (varasm.o): Add dependency on tree-iterator.h.
1021 (cgraph.o): Add dependency on cif-code.def.
1022 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1023 (ipa-pure-const.o): Likewise.
1024 (GTFILES): Add lto-symtab.c.
1025 (install-lto-wrapper): New.
1026 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1027 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1028 * config.in: Regenerate.
1030 2009-10-03 Rafael Espindola <espindola@google.com>
1031 Diego Novillo <dnovillo@google.com>
1033 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1034 ipa_write_summaries.
1035 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1037 (cgraph_optimize): Make extern.
1039 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1040 Kenneth Zadeck <zadeck@naturalbridge.com>
1042 * toplev.c (in_lto_p): Declare.
1043 * collect2.c (scan_prog_file): Read all the output when reading
1044 information for LTO.
1045 (enum lto_mode_d): Declare.
1047 2009-10-03 Richard Guenther <rguenther@suse.de>
1048 Diego Novillo <dnovillo@google.com>
1050 * gimple.c: Include target.h and alias.h.
1051 (gimple_types): Declare.
1052 (type_hash_cache): Declare.
1053 (gimple_alloc_stat): Make extern.
1054 (gimple_build_eh_must_not_throw): Call
1055 gimple_eh_must_not_throw_set_fndecl.
1056 (struct type_pair_d): Declare.
1057 (type_pair_t): Declare.
1058 (type_pair_hash): New.
1059 (type_pair_eq): New.
1060 (lookup_type_pair): New.
1061 (gimple_force_type_merge): New.
1062 (compare_type_names_p): New.
1063 (compare_field_offset): New.
1064 (gimple_types_compatible_p): New.
1065 (struct sccs): Declare.
1066 (next_dfs_num): Declare.
1067 (iterative_hash_gimple_type): New.
1069 (iterative_hash_type_name): New.
1070 (iterative_hash_gimple_type): New.
1071 (gimple_type_hash): New.
1072 (gimple_type_eq): New.
1073 (gimple_register_type): New.
1074 (print_gimple_types_stats): New.
1075 (gimple_signed_or_unsigned_type): New.
1076 (gimple_unsigned_type): New.
1077 (gimple_signed_type): New.
1078 (gimple_get_alias_set): New.
1079 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1080 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1081 (gimple_force_type_merge): Declare.
1082 (gimple_types_compatible_p): Declare.
1083 (gimple_register_type): Declare.
1084 (print_gimple_types_stats): Declare.
1085 (gimple_unsigned_type): Declare.
1086 (gimple_signed_type): Declare.
1087 (gimple_get_alias_set): Declare.
1088 (gimple_eh_must_not_throw_set_fndecl): New.
1090 2009-10-03 Jan Hubicka <jh@suse.cz>
1091 Kenneth Zadeck <zadeck@naturalbridge.com>
1093 * ipa-pure-const.c: Include lto-streamer.h.
1094 (register_hooks): Factor out of ...
1095 (generate_summary): ... here.
1096 (pure_const_write_summary): New.
1097 (pure_const_read_summary): New.
1098 (pass_ipa_pure_const): Add pure_const_write_summary and
1099 pure_const_read_summary.
1100 * ipa-reference.c: Include lto-streamer.h.
1101 (add_new_function): New.
1102 (remove_node_data): New.
1103 (duplicate_node_data): New.
1104 (ipa_init): Guard against multiple calls.
1105 Move hook setup from analyze_function.
1106 (write_node_summary_p): New.
1107 (ipa_reference_write_summary): New.
1108 (ipa_reference_read_summary): New.
1109 (pass_ipa_reference): Add ipa_reference_write_summary and
1110 ipa_reference_read_summary.
1111 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1112 (struct cgraph_edge): Add fields lto_stmt_uid and
1113 call_stmt_cannot_inline_p.
1114 (cgraph_optimize): Declare.
1115 (cgraph_decide_is_function_needed): Declare.
1116 (reset_inline_failed): Declare.
1117 (enum LTO_cgraph_tags): Declare.
1118 (LTO_cgraph_tag_names): Declare.
1119 (LCC_NOT_FOUND): Define.
1121 2009-10-03 Doug Kwan <dougkwan@google.com>
1122 Rafael Espindola <espindola@google.com>
1123 Jan Hubicka <jh@suse.cz>
1124 Diego Novillo <dnovillo@google.com>
1125 Kenneth Zadeck <zadeck@naturalbridge.com>
1127 * passes.c (all_regular_ipa_passes): New.
1128 (all_ipa_passes): Rename to all_small_ipa_passes.
1129 (init_optimization_passes): Init all_regular_ipa_passes.
1130 * tree-pass.h (all_regular_ipa_passes): New.
1131 (all_ipa_passes): Rename to all_small_ipa_passes.
1132 * passes.c (all_lto_gen_passes): New.
1133 (init_optimization_passes): Initialize all_lto_gen_passes.
1134 (execute_ipa_summary_passes): Make non-static.
1135 (ipa_write_summaries_1): New.
1136 (ipa_write_summaries_2): New.
1137 (ipa_write_summaries): New.
1138 (ipa_write_summaries_of_cgraph_node_set): New.
1139 (ipa_read_summaries_1): New.
1140 (ipa_read_summaries): New.
1141 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1142 (execute_regular_ipa_pass_list): Remove.
1143 (init_optimization_passes): Schedule
1144 pass_rebuild_cgraph_edges and pass_early_inline outside
1145 of pass_all_early_optimizations. Document reason.
1146 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1147 pass_ipa_lto_finish_out): New pass.
1148 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1149 (execute_all_ipa_transforms): New.
1150 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1151 (dump_properties, debug_properties): New.
1152 * tree-optimize.c (gate_all_early_local_passes): Return
1153 false if we are in lto1.
1154 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1155 * tree-pass.h (execute_all_ipa_transforms): Declare.
1156 (pass_ipa_function_and_variable_visibility): Declare.
1157 (pass_ipa_early_inline): Declare.
1158 (pass_ipa_lto_gimple_out): Declare.
1159 (pass_ipa_lto_wpa_fixup): Declare.
1160 (pass_ipa_lto_finish_out): Declare.
1161 (all_small_ipa_passes, all_regular_ipa_passes,
1162 all_lto_gen_passes): Declare.
1163 (execute_ipa_summary_passes): Declare.
1164 (execute_all_ipa_transforms): Declare.
1165 (ipa_write_summaries): Declare
1166 (ipa_write_summaries_of_cgraph_node_set): Declare.
1167 (ipa_read_summaries): Declare.
1169 2009-10-03 Doug Kwan <dougkwan@google.com>
1170 Ollie Wild <aaw@google.com>
1172 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1174 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1175 (lto_mode): New variable.
1176 (maybe_run_lto_and_relink): Handle the -fwpa option.
1177 (main): Handle the -fwpa option.
1178 (maybe_unlink_list): New function.
1179 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1180 * common.opt (flto): New flag.
1181 * toplev.c (flag_generate_lto): Declare.
1183 2009-10-03 Simon Baldwin <simonb@google.com>
1185 * common.opt (flto-compression-level): New flag.
1187 * opts.c: Include lto-opts.h.
1188 (handle_option): Call lto_register_user_option for each
1189 valid option handled.
1190 (decode_options): Clear registered options before the options
1193 2009-10-03 Cary Coutant <ccoutant@google.com>
1195 * collect2.c (is_elf): New function.
1196 (scan_prog_file): Require LTO object to be in ELF format.
1198 2009-10-03 Rafael Espindola <espindola@google.com>
1200 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1201 libgcc to the linker.
1203 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1205 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1206 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1208 * collect2.h (collect_execute): Add flags argument.
1209 * tlink.c (tlink_execute): Update call to collect_execute.
1210 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1211 (use_linker_plugin): New.
1212 (use_linker_plugin_spec_function): New.
1213 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1214 (linker_plugin_file_spec): New.
1215 (lto_wrapper_spec): New.
1216 (lto_gcc_spec): New.
1217 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1218 (static_spec_functions): Add use-linker-plugin.
1219 (process_command): Handle -use-linker-plugin.
1220 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1221 linker_plugin_file_spec and lto_gcc_spec.
1222 (use_linker_plugin_spec_function): New.
1224 2009-10-03 Richard Guenther <rguenther@suse.de>
1228 * tree.h (is_lang_specific): Include LANG_TYPE.
1229 * tree.c (find_decls_types_r): Manually add interesting parts
1230 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1232 * gimple.c (type_pair_hash): Make symmetric.
1233 (type_pair_eq): Likewise.
1234 (lookup_type_pair): Increase initial hashtable size.
1235 (gimple_force_type_merge): Rely on type-pair symmetry.
1236 (visit): Remove excessive checking code.
1237 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1238 (gimple_register_type): Remove getenv calls, shrink initial
1242 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1243 inline functions if not generating lto output.
1246 * toplev.c (finalize): In WPA mode remove the asm file.
1248 2009-10-03 Doug Kwan <dougkwan@google.com>
1250 * ipa-inline.c (cgraph_mark_inline): Check
1251 edge->call_stmt_cannot_inline_p instead of calling
1252 gimple_call_cannot_inline_p.
1253 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1254 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1255 (inline_generate_summary): Do nothing in LTRANS.
1256 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1257 exists before calling gimple_call_cannot_inline_p.
1258 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1259 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1260 Update new_edge->lto_stmt_uid.
1261 * cgraphbuild.c (reset_inline_failed): New.
1263 * common.opt (fwpa): New flag.
1264 (fltrans): New option.
1265 * gcc.c (gcc_lto_option_t): New type.
1266 (current_lto_option): New variable.
1267 (lto_single_spec_function): Remove and is replaced by ..
1268 (lto_option_spec_function): New function.
1269 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1270 passing the -flto flag.
1271 (cc1_options): Separate non-LTO related parts into ..
1272 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1273 (lto1_options): New spec for lto FE.
1274 (link_lto_options): New spec for handling LTO flags in linker.
1275 (invoke_lto_single): Re-format to fit in 80 column. Replace
1276 lto-single with lto-option.
1277 (static_specs): Add cc1_non_lto_options, lto1_options and
1279 (static_spec_function): Replace lto-single with lto-option.
1280 (process_command): Handle -flto, -fwpa and -fltran by setting
1281 current_lto_option and not passing it to subprocess unconditionally.
1283 2009-10-03 Bill Maddox <maddox@google.com>
1285 Add `gcc' driver support for link-time code generation (LTO).
1287 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1288 (lto_flag, lto_objects, lto_o_file): New variables.
1289 (struct lto_object, struct lto_object_list): New structures.
1290 (collect_exit, handler): Remove LTO temporary output file on exit.
1291 (add_lto_object): New function.
1292 (maybe_run_lto_and_relink): New function. Perform link time code
1293 generation and relinking for object files containing LTO information.
1294 (main): Invoke maybe_run_lto_and_relink().
1295 (dump_argv): New function. For debugging, currently disabled.
1296 (scan_prog_file): Add LTO information pass.
1297 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1299 * toplev.c (compile_file): Emit assembler directive to create
1300 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1302 2009-10-03 Diego Novillo <dnovillo@google.com>
1304 * c.opt: Add LTO to warn_abi and warn_psabi.
1306 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1307 inline function. Ignore language-specific nodes. Update all users.
1308 (find_decls_types_r): Do not traverse the subtrees of
1309 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1310 * tree.h (is_lang_specific): New.
1311 * langhooks.h (struct lang_hooks_for_decls): Remove
1312 may_need_assembler_name_p. Update all users.
1314 * c-common.c (set_builtin_user_assembler_name): Move ...
1315 * builtins.c (set_builtin_user_assembler_name): ... here.
1316 (is_builtin_name): Add comment
1317 (is_builtin_fn): New.
1318 * except.c (output_ttype): Only call
1319 lookup_type_for_runtime if TYPE is not a runtime type.
1321 * passes.c (register_pass): Call position_pass on
1322 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1323 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1324 (TV_IPA_LTO_DECL_IO): Define.
1325 (TV_IPA_LTO_CGRAPH_IO): Define.
1327 (TV_WHOPR_WPA): Define.
1328 (TV_WHOPR_WPA_IO): Define.
1329 (TV_WHOPR_LTRANS): Define.
1330 (TV_WHOPR_WPA_FIXUP): Define.
1331 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1332 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1333 * tree-flow.h (tree_node_can_be_shared): Declare.
1334 * tree-inline.c (tree_can_inline_p): Check that E has a
1335 statement associated with it.
1336 * tree.c (free_lang_data_in_binf): Factor out of ...
1337 (free_lang_data_in_type): ... here.
1338 Call RECORD_OR_UNION_TYPE_P.
1339 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1340 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1341 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1342 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1343 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1344 (gate_free_lang_data): Return true if flag_generate_lto is set.
1345 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1346 * c-common.h (set_builtin_user_assembler_name): Move ...
1347 * tree.h (set_builtin_user_assembler_name): ... here.
1349 * common.opt (flto-report): New flag.
1350 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1351 * collect2.c (scan_prog_file): Send the error output of
1352 'nm' to HOST_BIT_BUCKET.
1354 2009-10-03 Ollie Wild <aaw@google.com>
1356 * langhooks-def.h (lhd_begin_section): New function declaration.
1357 (lhd_write_section): New function declaration.
1358 (lhd_end_section): New function declaration.
1359 (LANG_HOOKS_BEGIN_SECTION): New macro.
1360 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1361 (LANG_HOOKS_END_SECTION): New macro.
1362 (LANG_HOOKS_LTO): New macro.
1363 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1364 * langhooks.c (output.h): Add include.
1365 (saved_section): New static variable.
1366 (lhd_begin_section): New function.
1367 (lhd_write_section_data): New function.
1368 (lhd_end_section): New function.
1369 * langhooks.h (struct lang_hooks_for_lto): New structure.
1370 (struct lang_hooks): Add member lto.
1371 * Makefile.in (langhooks.o): Add dependency on output.h.
1373 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1375 2009-10-03 Richard Guenther <rguenther@suse.de>
1377 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1380 2009-10-03 Simon Baldwin <simonb@google.com>
1381 Richard Guenther <rguenther@suse.de>
1382 Janis Johnson <janis187@us.ibm.com>
1383 Doug Kwan <dougkwan@google.com>
1384 Diego Novillo <dnovillo@google.com>
1385 Ramana Radhakrishnan <ramana.r@gmail.com>
1386 Ollie Wild <aaw@google.com>
1388 * doc/install.texi: Add documentation for libelf and --enable-lto.
1389 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1390 -flto-report, -flto-compression-level and -use-linker-plugin.
1391 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1392 Add section for LTO Testing.
1394 2009-10-02 Cary Coutant <ccoutant@google.com>
1396 Add support for comdat type sections for DWARF v4.
1397 Merge from dwarf4 branch.
1399 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1400 (dw_die_ref): Define vector type.
1401 (enum dw_val_class): Add dw_val_class_data8.
1402 (struct dw_val_struct): Add v.val_data8.
1403 (comdat_type_node_ref): New type.
1404 (struct die_struct): Move die_symbol into a union; add new field
1405 die_type_node. Change all uses.
1406 (comdat_type_node): New type.
1407 (skeleton_chain_node): New type.
1408 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1409 (comdat_type_list): New variable.
1410 (dwarf_tag_name): Add DW_TAG_type_unit.
1411 (dwarf_attr_name): Add DW_AT_signature.
1412 (add_AT_data8): New function.
1413 (replace_child): New function.
1414 (move_all_children): New function.
1415 (print_signature): New function.
1416 (print_die): Print signature information; add dw_val_class_data8.
1417 (attr_checksum): Support dw_val_class_data8.
1418 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1419 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1420 (checksum_sleb128, checksum_uleb128): New functions.
1421 (checksum_die_context): New function.
1422 (loc_checksum_ordered): New function.
1423 (attr_checksum_ordered): New function.
1424 (struct checksum_attributes): New structure.
1425 (collect_checksum_attributes): New function.
1426 (die_checksum_ordered): New function.
1427 (generate_type_signature): New function.
1428 (same_dw_val_p): Add dw_val_class_data8.
1429 (is_symbol_die): Use new is_declaration_die function.
1430 (is_declaration_die): New function.
1431 (should_move_die_to_comdat): New function.
1432 (clone_die): New function.
1433 (clone_tree): New function.
1434 (clone_as_declaration): New function.
1435 (copy_declaration_context): New function.
1436 (generate_skeleton_ancestor_tree): New function.
1437 (generate_skeleton_bottom_up): New function.
1438 (generate_skeleton): New function.
1439 (remove_child_or_replace_with_skeleton): New function.
1440 (break_out_comdat_types): New function.
1441 (struct decl_table_entry): New type.
1442 (htab_decl_hash): New function.
1443 (htab_decl_eq): New function.
1444 (htab_decl_del): New function.
1445 (copy_ancestor_tree): New function.
1446 (copy_decls_walk): New function.
1447 (copy_decls_for_unworthy_types): New function.
1448 (build_abbrev_table): Don't assert on missing die_symbol when doing
1449 comdat type sections.
1450 (size_of_die): Use DW_FORM_sig8 for external references. Add
1452 (unmark_dies): Don't assert for unmarked dies when doing comdat
1454 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1455 (output_signature): New function.
1456 (output_die): Likewise.
1457 (output_compilation_unit_header): Mark output as DWARF version 3
1458 even if generating DWARF 4.
1459 (output_comdat_type_unit): New function.
1460 (output_line_info): Mark output as DWARF version 3 even if generating
1462 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1464 (dwarf2out_end_source_file): Likewise.
1465 (prune_unused_types_walk_attribs): Don't follow references into
1466 comdat type sections.
1467 (prune_unused_types_mark): When generating type units, do not mark
1468 children of non-defining declarations of types; do mark children of
1470 (prune_unused_types): Process comdat type sections.
1471 (htab_ct_hash): New function.
1472 (htab_ct_eq): New function.
1473 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1474 Add a pointer to the line table from type unit entries so
1475 DW_AT_decl_file has meaning.
1476 * varasm.c (default_elf_asm_named_section): Use identifier name as
1477 comdat key instead of lang hook.
1479 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1481 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1483 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1485 * config/i386/i386.md (SWIM248): New mode iterator.
1486 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1487 divmodhi4 patterns using SWIM248 macro.
1488 (*divmod<mode>4): Macroize insn_and_split pattern from
1489 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1490 and their corresponding splitters usign SWIM248 macro. Split SImode
1491 insn to generate cltd and DImode insn to generate cqto instead of
1492 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1493 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1494 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1495 *divmodsi_noext patterns using SWIM248 macro.
1496 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1497 udivmodhi4 patterns using SWIM248 macro.
1498 (*udivmod<mode>4): Macroize insn_and_split pattern from
1499 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1500 corresponding splitters using SWIM248 macro.
1501 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1502 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1504 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1506 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1507 of zero-sized element is zero-sized regardless of its extent.
1509 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1512 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1513 * configure: Regenerated.
1514 * config.in: Regenerated.
1515 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1516 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1517 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1518 not emitting .eh_frame, emit .cfi_sections .debug_frame
1523 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1524 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1526 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1527 vars use DECL_RTL with resetting it back to NULL afterwards.
1528 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1529 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1530 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1531 the attribute type allows it, otherwise use DW_FORM_dataN.
1532 (mem_loc_descriptor): Handle CONST_STRING.
1533 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1534 Handle MEM with CONST_STRING address using add_AT_string.
1535 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1536 CONST_STRING for const arrays initialized with a string literal.
1537 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1538 (dwarf2out_finish): Call resolve_addr.
1540 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1541 Maxim Kuvyrkov <maxim@codesourcery.com>
1543 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1545 2009-10-02 Nick Clifton <nickc@redhat.com>
1547 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1548 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1550 2009-10-01 Jan Hubicka <jh@suse.cz>
1552 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1553 (cgraph_create_virtual_clone): Just pass redirect_callers
1555 * cgraph.h (cgraph_clone_node): Update prototype.
1556 * ipa-pure-const.c (self_recursive_p): New function.
1557 (propagate): Use it.
1558 * ipa-inline.c (cgraph_clone_inlined_nodes,
1559 cgraph_decide_recursive_inlining): Update.
1561 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1563 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1564 instructions for TARGET_OCTEON.
1566 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1568 * config/arm/arm.c (arm_override_options): Turn off
1569 flag_dwarf2_cfi_asm for AAPCS variants.
1571 2009-10-01 Martin Jambor <mjambor@suse.cz>
1574 * tree-sra.c (convert_callers): Do not call
1575 compute_inline_parameters on one caller more than once.
1577 2009-10-01 Nick Clifton <nickc@redhat.com>
1579 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1580 an empty string if not already defined.
1582 2009-10-01 Martin Jambor <mjambor@suse.cz>
1585 * tree-sra.c (is_va_list_type): New function.
1586 (find_var_candidates): Call is_va_list_type.
1587 (find_param_candidates): Check that the type or the type pointed
1588 to are not va_list types.
1590 2009-10-01 Martin Jambor <mjambor@suse.cz>
1593 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1594 DECL_ARTIFICIAL (param_decl) is true.
1596 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1598 * tree.h (tree_decl_common::lang_flag_8): New.
1599 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1601 * c-common.h (RID_CONSTEXPR): New.
1603 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1605 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1606 Use ref-all pointers.
1607 (alpha_gimplify_va_arg): Ditto.
1609 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1612 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1613 before insn counting loop now that BB_END (bb) is counted. Ensure
1614 the return value isn't zero.
1616 2009-09-30 Nick Clifton <nickc@redhat.com>
1618 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1619 with separate definitions of c_target_objs and cxx_target_objs.
1620 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1622 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1623 sh_symbian_import_export_class.
1624 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1625 * config/sh/symbian.c: Delete, moving code into...
1626 * config/sh/symbian-base.c: ... here
1627 * config/sh/symbian-c.c: ... and here
1628 * config/sh/symbian-cxx.c: ... and here.
1630 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1633 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1634 of plus RTX into register.
1636 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1638 * doc/install.texi: Linguistic and markup fixes.
1639 (Configuration) <--disable-cpp>: Remove description.
1640 <--enable-maintainer-mode>: Autotools files are affected, too.
1641 <--with-sysroot>: Improve description.
1642 (Building): Bump required GNU make version.
1644 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1646 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1647 (x86_64-*-*): Ditto.
1649 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1650 intrinisics for FMA4.
1651 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1652 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1653 Add FMA4 check and fma4intrin.h.
1654 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1656 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1657 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1658 constant for FMA4 support.
1659 (UNSPEC_FMA4_FMADDSUB): Ditto.
1660 (UNSPEC_FMA4_FMSUBADD): Ditto.
1661 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1662 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1663 (ix86_expand_fma4_multiple_memory): Ditto.
1664 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1665 (OPTION_MASK_ISA_FMA4_UNSET): New.
1666 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1667 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1668 (ix86_handle_option): Handle -mfma4.
1669 (isa_opts): Handle -mfma4.
1670 (enum pta_flags): Add PTA_FMA4.
1671 (override_options): Add FMA4 support.
1672 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1673 (IX86_BUILTIN_VFMADDSD): Ditto.
1674 (IX86_BUILTIN_VFMADDPS): Ditto.
1675 (IX86_BUILTIN_VFMADDPD): Ditto.
1676 (IX86_BUILTIN_VFMSUBSS): Ditto.
1677 (IX86_BUILTIN_VFMSUBSD): Ditto.
1678 (IX86_BUILTIN_VFMSUBPS): Ditto.
1679 (IX86_BUILTIN_VFMSUBPD): Ditto.
1680 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1681 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1682 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1683 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1684 (IX86_BUILTIN_VFNMADDSS): Ditto.
1685 (IX86_BUILTIN_VFNMADDSD): Ditto.
1686 (IX86_BUILTIN_VFNMADDPS): Ditto.
1687 (IX86_BUILTIN_VFNMADDPD): Ditto.
1688 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1689 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1690 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1691 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1692 (IX86_BUILTIN_VFMADDPS256): Ditto.
1693 (IX86_BUILTIN_VFMADDPD256): Ditto.
1694 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1695 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1696 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1697 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1698 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1699 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1700 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1701 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1702 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1703 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1704 (enum multi_arg_type): New enum for describing the various FMA4
1705 intrinsic argument types.
1706 (bdesc_multi_arg): New table for FMA4 intrinsics.
1707 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1708 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1710 (ix86_expand_builtin): Add FMA4 intrinsic support.
1711 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1712 operand instructions.
1713 (ix86_expand_fma4_multiple_memory): New function to split the
1714 second memory reference from FMA4 instructions.
1715 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1716 (ssemodesuffixf2s): Ditto.
1717 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1719 (fma4_fmsub<mode>4): Ditto.
1720 (fma4_fnmadd<mode>4): Ditto.
1721 (fma4_fnmsub<mode>4): Ditto.
1722 (fma4_vmfmadd<mode>4): Ditto.
1723 (fma4_vmfmsub<mode>4): Ditto.
1724 (fma4_vmfnmadd<mode>4): Ditto.
1725 (fma4_vmfnmsub<mode>4): Ditto.
1726 (fma4_fmadd<mode>4256): Ditto.
1727 (fma4_fmsub<mode>4256): Ditto.
1728 (fma4_fnmadd<mode>4256): Ditto.
1729 (fma4_fnmsub<mode>4256): Ditto.
1730 (fma4_fmaddsubv8sf4): Ditto.
1731 (fma4_fmaddsubv4sf4): Ditto.
1732 (fma4_fmaddsubv4df4): Ditto.
1733 (fma4_fmaddsubv2df4): Ditto.
1734 (fma4_fmsubaddv8sf4): Ditto.
1735 (fma4_fmsubaddv4sf4): Ditto.
1736 (fma4_fmsubaddv4df4): Ditto.
1737 (fma4_fmsubaddv2df4): Ditto.
1738 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1739 instructions for intrinsics.
1740 (fma4i_fmsub<mode>4): Ditto.
1741 (fma4i_fnmadd<mode>4): Ditto.
1742 (fma4i_fnmsub<mode>4): Ditto.
1743 (fma4i_vmfmadd<mode>4): Ditto.
1744 (fma4i_vmfmsub<mode>4): Ditto.
1745 (fma4i_vmfnmadd<mode>4): Ditto.
1746 (fma4i_vmfnmsub<mode>4): Ditto.
1747 (fma4i_fmadd<mode>4256): Ditto.
1748 (fma4i_fmsub<mode>4256): Ditto.
1749 (fma4i_fnmadd<mode>4256): Ditto.
1750 (fma4i_fnmsub<mode>4256): Ditto.
1751 (fma4i_fmaddsubv8sf4): Ditto.
1752 (fma4i_fmaddsubv4sf4): Ditto.
1753 (fma4i_fmaddsubv4df4): Ditto.
1754 (fma4i_fmaddsubv2df4): Ditto.
1755 (fma4i_fmsubaddv8sf4): Ditto.
1756 (fma4i_fmsubaddv4sf4): Ditto.
1757 (fma4i_fmsubaddv4df4): Ditto.
1758 (fma4i_fmsubaddv2df4): Ditto.
1760 * doc/invoke.texi (-mfma4): Add documentation.
1761 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1763 2009-09-29 Richard Henderson <rth@redhat.com>
1765 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1766 an edge to the new destination block.
1768 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1771 * pa.c (hppa_profile_hook): Use
1772 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1774 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1775 Alexander Monakov <amonakov@ispras.ru>
1778 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1779 (not_postinc_memory_operand): New.
1780 (not_postinc_move_operand): New.
1781 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1782 (*cmovsi_internal): Ditto.
1784 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1786 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1787 restrict issue_rate in first pass when scheduling for register
1790 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1791 Rafael Avila de Espindola <espindola@google.com>
1793 * gengtype.c (plugin_output): New.
1794 (get_output_file_with_visibility): Return plugin_output for plugins.
1795 (main): Parse and use the -P option.
1796 * gty.texi: Update the command line format.
1798 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1801 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1803 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1804 out if !const_ok_for_output.
1807 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1808 case VAR_LOCATION>: Remove gcc_unreachable ().
1810 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1812 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1813 (x86_64-*-*): Ditto.
1814 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1815 back to smmintrin.h.
1816 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1817 * config/i386/x86intrin.h: Remove SSE5.
1818 * config/i386/mmintrin-common.h: Delete file.
1819 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1821 2009-09-29 Richard Guenther <rguenther@suse.de>
1823 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1824 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1826 2009-09-29 Nick Clifton <nickc@redhat.com>
1828 * function.c (current_function_name): If there is no current
1829 function just return "<none>".
1831 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1833 * tree-pass.h (register_pass_info): New structure.
1834 (pass_positioning_ops): Move enum from gcc-plugin.h.
1835 (register_pass): New function.
1836 * gcc-plugin.h (plugin_pass): Delete structure.
1837 (pass_positioning_ops): Delete enum.
1838 * plugin.c (regsiter_pass): Delete function.
1839 (position_pass): Delete function.
1840 (added_pass_nodes): Delete variable.
1841 (prev_added_pass_nodes): Delete variable.
1842 (pass_list_node): Delete structure.
1843 * passes.c (make_pass_instance): New function.
1844 (next_pass_1): Change to call make_pass_instance.
1845 (pass_list_node): Move structure from gcc-plugin.h.
1846 (added_pass_nodes): Move variable from plugin.c.
1847 (prev_added_pass_nodes): Move variable from plugin.c.
1848 (position_pass): New function.
1849 (register_pass): New function.
1851 2009-09-28 Easwaran Raman <eraman@google.com>
1853 * ifcvt.c (noce_try_abs): Recognize pattern and call
1854 expand_one_cmpl_abs_nojump.
1855 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1856 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1858 2009-09-28 Ian Lance Taylor <iant@google.com>
1861 * c-opts.c (c_common_handle_option): Don't set
1862 warn_jump_misses_init for -Wall.
1863 * doc/invoke.texi (Warning Options): Update documentation.
1865 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1867 * Makefile.in ($(out_object_file)): Depend on
1868 gt-$(basename $(notdir $(out_file))).h.
1870 2009-09-28 Richard Henderson <rth@redhat.com>
1872 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1873 * except.c (gen_eh_region): Set it.
1874 (duplicate_eh_regions_1): Copy it.
1875 * tree-eh.c (lower_resx): Use it to determine which function
1878 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1879 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1880 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1881 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1882 BUILT_IN_CXA_END_CLEANUP if necessary.
1884 * c-common.c (c_define_builtins): Update call to
1885 build_common_builtin_nodes.
1887 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1889 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1891 2009-09-28 Michael Matz <matz@suse.de>
1893 * builtins.c (interclass_mathfn_icode): New helper.
1894 (expand_builtin_interclass_mathfn): Use it here, and split folding
1896 (fold_builtin_interclass_mathfn): ... this new folder.
1897 (build_call_nofold_loc): New static helper.
1898 (build_call_nofold): New wrapper macro for above.
1899 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1900 (expand_builtin_pow): Ditto.
1901 (expand_builtin_memset_args): Ditto.
1902 (expand_builtin_printf): Ditto.
1903 (expand_builtin_fprintf): Ditto.
1904 (expand_builtin_sprintf): Ditto.
1905 (expand_builtin_memory_chk): Ditto.
1906 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1907 (expand_builtin_stpcpy): Ditto.
1908 (expand_builtin_strcmp): Ditto.
1909 (expand_builtin_strncmp): Ditto.
1910 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1911 (expand_builtin_strcpy_args): Don't call folders.
1912 (expand_builtin_memcmp): Ditto.
1913 (expand_builtin_strncpy): Ditto, and use target.
1914 (expand_builtin_memcpy): Ditto.
1915 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1916 expand_builtin_strpbrk, expand_builtin_memmove,
1917 expand_builtin_memmove_args, expand_builtin_bcopy,
1918 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1919 expand_builtin_strspn, expand_builtin_strcspn,
1920 expand_builtin_fputs): Remove these.
1921 (expand_builtin): Don't call the above, change calls to other
1922 expanders that changed prototype.
1923 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1924 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1925 fold_builtin_interclass_mathfn.
1926 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1927 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1929 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1930 * passes.c (init_optimization_passes): Move pass_fold_builtins
1931 after last phiopt pass.
1932 * tree-inline.c (fold_marked_statements): When folding builtins
1933 iterate over all instruction potentially generated.
1934 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1936 (fold_gimple_call): Use it to always fold calls (into potentially
1937 multiple instructions).
1938 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1939 calls into zero at this time.
1940 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1941 statements generated by builtin folding.
1943 2009-09-28 Nick Clifton <nickc@redhat.com>
1945 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1947 2009-09-28 Duncan Sands <baldrick@free.fr>
1949 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1950 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1951 (register_callback): Dispatch it.
1952 (invoke_plugin_callbacks): Incorporate in sanity check.
1953 * ggc.h (ggc_register_cache_tab): Add declaration.
1954 * ggc-common.c (ggc_register_root_tab): Simplify.
1955 (const_ggc_cache_tab_t): New typedef.
1956 (extra_cache_vec): New vector of dynamically added cache tables.
1957 (ggc_register_cache_tab): New function.
1958 (ggc_scan_cache_tab): New function.
1959 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1960 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1962 2009-09-27 Richard Henderson <rth@redhat.com>
1964 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1965 which we remove __builtin_stack_restore.
1967 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1969 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1970 to test for GRD_INVARIANT.
1971 (simple_rhs_p): Anything that's function_invariant_p is fine.
1973 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1975 * gengtype.c (main): Use plunge_files instead of plugin_output.
1977 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1978 Rafael Avila de Espindola <espindola@google.com>
1980 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1981 Don't print pch related info if it is false.
1982 (main): Don't print pch info in plugin mode.
1984 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1986 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1987 with dw_val_class_const_double.
1988 (struct dw_val_struct): Replace val_long_long with val_double and
1989 adjust for above change.
1990 (output_loc_operands): Likewise.
1991 (add_AT_long_long): Rename into...
1992 (add_AT_double): ...this.
1993 (print_die): Replace dw_val_class_long_long with
1994 dw_val_class_const_double and adjust.
1995 (attr_checksum): Likewise.
1996 (same_dw_val_p): Likewise.
1997 (size_of_die): Likewise.
1998 (value_format): Likewise.
1999 (output_die): Likewise.
2000 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2001 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2002 instead of add_AT_long_long.
2003 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2004 value with the precision of its type.
2006 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2009 * c-typeck.c (build_conditional_expr): Use the readonly and
2010 volatile flags of the operand types, not of the operands itself.
2012 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2014 * collect2.c (main): Look for -brtl before adding libraries.
2016 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2018 * config.gcc: Update OpenBSD targets.
2019 * config/openbsd-stdint.h: New file.
2020 * config/openbsd-libpthread.h: New file.
2021 * config/openbsd.h: Update and break out LIB_SPEC definition.
2022 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2023 * config/i386/openbsdelf.h: Correct types.
2024 * config/m68k/openbsd.h: Likewise.
2025 * config/mips/openbsd.h: Likewise.
2026 * config/vax/openbsd.h: Likewise.
2028 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2030 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2031 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2032 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2033 of the length and zero.
2035 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2037 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2038 (FLAGS_H): Add options.h $(REAL_H).
2039 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2040 (TREE_VECTORIZER_H): New.
2041 (EBITMAP_H): Renamed from EBIMAP_H.
2042 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2043 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2044 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2045 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2046 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2047 (graphite-clast-to-gimple.o, graphite-dependences.o)
2048 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2049 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2050 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2051 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2052 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2053 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2054 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2055 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2056 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2057 updated and fixed as per above changes and per
2058 check_makefile_deps.sh output.
2061 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2062 * configure: Regenerate.
2064 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2066 * doc/install.texi: Update minimum MPC version to 0.7.
2068 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2070 * doc/install.texi (Binaries): Remove reference to the binary
2071 distribution CD-ROM from the FSF.
2073 2009-09-26 Michael Matz <matz@suse.de>
2077 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2078 that are mentioned in the body.
2080 2009-09-26 Michael Matz <matz@suse.de>
2082 PR tree-optimization/41454
2083 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2084 (tree_ssa_dominator_optimize): Don't allocate and free it.
2085 (dom_opt_leave_block): Don't iterate over it.
2086 (eliminate_redundant_computations): Don't return a value.
2087 (cprop_operand, cprop_into_stmt): Ditto.
2088 (optimize_stmt): Don't defer updating stmts.
2090 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2092 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2093 generic_parameter_die, template_parameter_pack_die,
2094 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2095 renaming DW_TAG_formal_parameter_pack and
2096 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2097 and DW_TAG_GNU_template_parameter_pack.
2099 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2101 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2102 * config/v850/v850.c (v850_function_value): New function.
2103 (TARGET_FUNCTION_VALUE): Define.
2105 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2107 * tree-vect-stmts.c (vectorizable_call): Call
2108 mark_symbols_for_renaming after vect_finish_stmt_generation.
2110 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2111 to loc_descriptor_from_tree.
2112 (add_location_or_const_value_attribute): Pass 0 instead of 2
2113 for decl_by_reference_p decls.
2115 2009-09-25 Richard Guenther <rguenther@suse.de>
2118 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2121 2009-09-25 Ben Elliston <bje@au.ibm.com>
2123 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2126 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2128 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2129 form of instruction.
2131 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2134 * fold-const.c (const_binop): Handle complex int division.
2135 * tree-complex.c (expand_complex_div_straight,
2136 expand_complex_div_wide): Update comments.
2138 2009-09-24 DJ Delorie <dj@redhat.com>
2141 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2142 (reg_class): Likewise.
2143 (REG_CLASS_NAMES): Likewise.
2144 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2145 (m32c_override_options): Disable -fivopts for M32C.
2147 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2149 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2150 Delete VSX load/store with update support.
2151 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2152 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2156 (VStype_load_update): Ditto.
2157 (VStype_store_update): Ditto.
2158 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2159 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2161 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2162 load/store with update builtins.
2164 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2166 * libgcc2.c (L_trampoline): Prototype for getpagesize
2167 and mprotect in WINNT case.
2169 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2171 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2172 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2173 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2174 'outgoing' argument.
2175 (TARGET_FUNCTION_VALUE): Define.
2177 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2179 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2181 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2184 * common.opt: Initialize dwarf_strict to -1.
2185 * toplev.c (process_options): Catch unset dwarf_strict
2186 and set to 0 for all targets not overriding.
2187 * config/darwin.c (darwin_override_options): Catch unset
2188 dwarf_strict and override to 1.
2190 2009-09-24 Jeff Law <law@redhat.com>
2192 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2194 2009-09-24 Richard Guenther <rguenther@suse.de>
2196 PR tree-optimization/36143
2197 PR tree-optimization/38747
2198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2199 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2201 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2204 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2205 return false instead of gcc_unreachable (). For CONST return the
2206 value returned by recursive call instead of always returning true.
2207 (tree_add_const_value_attribute): Return the value returned by
2208 add_const_value_attribute instead of always returning true if rtl
2211 2009-09-23 Justin Seyster <jrseys@gmail.com>
2213 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2215 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2217 * cgraphunit.c (cgraph_lower_function): Revert last change.
2218 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2219 instead of DECL_NO_STATIC_CHAIN.
2220 * tree-cfg.c (verify_gimple_call): Likewise.
2221 * tree-nested.c (get_chain_decl, get_chain_field,
2222 convert_tramp_reference_op, convert_gimple_call): Likewise.
2223 (convert_all_function_calls): Likewise. Always set or clear
2224 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2225 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2226 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2228 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2229 DECL_NO_STATIC_CHAIN.
2230 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2231 instead of DECL_NO_STATIC_CHAIN.
2232 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2233 decl_function_context.
2234 * varasm.c (initializer_constant_valid_p): Likewise.
2235 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2236 (DECL_STATIC_CHAIN): ... this.
2237 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2238 instead of DECL_NO_STATIC_CHAIN.
2240 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2241 Rafael Avila de Espindola <espindola@google.com>
2243 * gengtype.c (nb_plugin_files): Make it unsigned to match
2244 num_gt_files. Adjust other variables to avoid warnings.
2245 (main): Allocate an all zero lang_bitmap before each plugin file name
2246 to match regular file names.
2248 2009-09-23 Richard Henderson <rth@redhat.com>
2250 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2251 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2252 static chain passed in memory.
2253 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2254 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2255 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2256 STATIC_CHAIN_REGNUM defined.
2258 * config/picochip/picochip-protos.h: s/class/klass/.
2259 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2260 (picochip_static_chain): New.
2261 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2262 (STATIC_CHAIN_INCOMING): Remove.
2264 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2265 (xtensa_static_chain): New.
2266 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2267 (STATIC_CHAIN_INCOMING): Remove.
2269 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2271 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2272 * config/pa/pa-protos.h (function_value): Remove.
2273 * config/pa/pa.c (pa_function_value): Rename from function_value.
2274 Make static, add 'outgoing' argument.
2275 (TARGET_FUNCTION_VALUE): Define.
2277 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2279 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2280 instead of cfun->machine->is_leaf.
2281 * config/avr/avr.h (machine_function): Remove is_leaf field.
2283 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2286 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2287 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2288 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2289 the same size, prefer DW_OP_stack_value.
2290 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2291 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2293 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2296 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2298 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2301 * cfgexpand.c (convert_debug_memory_address): New.
2302 (expand_debug_expr): Convert base address and offset to the same
2303 mode. Use it to convert addresses to other modes. Accept
2306 2009-09-23 Richard Guenther <rguenther@suse.de>
2308 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2309 produced for bigendian targets with promoted subregs.
2311 2009-09-23 Richard Guenther <rguenther@suse.de>
2313 * value-prof.c (gimple_ic): Purge old EH edges only after building
2316 2009-09-23 Nick Clifton <nickc@redhat.com>
2318 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2320 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2323 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2326 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2327 on non-nested functions.
2329 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2330 Jan Hubicka <jh@suse.cz>
2332 * dwarf2out.c (loc_list_plus_const): Only define if
2333 DWARF2_DEBUGGING_INFO.
2334 (address_of_int_loc_descriptor): Likewise.
2337 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2339 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2342 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2343 constant is more than zero.
2345 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2348 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2349 call final to emit non-scheduled prologue, instead insert at entry.
2351 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2352 Joseph S. Myers <joseph@codesourcery.com>
2354 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2356 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2357 Rafael Avila de Espindola <espindola@google.com>
2359 * gengtype.c (is_file_equal): New function.
2360 (close_output_files): Use is_file_equal. Free of->buf.
2362 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2363 Rafael Avila de Espindola <espindola@google.com>
2365 * gengtype.c (write_types, write_local): Add the output_header
2366 argument. Update all callers.
2368 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2370 * dwarf2out.c (template_parameter_pack_die,
2371 gen_formal_parameter_pack_die ): New functions.
2372 (make_ith_pack_parameter_name): Remove this function.
2373 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2374 DW_TAG_formal_parameter_pack.
2375 (gen_generic_params_dies): Represent each template parameter pack
2376 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2377 represented by usual DW_TAG_template_*_parameter DIEs that are
2378 children of the DW_TAG_template_parameter_pack element DIE.
2379 (generic_parameter_die): This doesn't deal with parameter pack
2380 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2381 of parameter pack DIEs.
2382 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2383 in certain cases, e.g. for pack elements.
2384 (gen_formal_types_die, gen_decl_die): Adjust usage of
2385 gen_formal_parameter_die.
2386 (gen_subprogram_die): Represent each function parameter pack by a
2387 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2388 represented by usual DW_TAG_formal_parameter DIEs that are children
2389 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2390 ____builtin_va_alist decls as no part of the compiler uses those
2392 * langhooks.h (struct lang_hooks_for_decls): Add
2393 function_parm_expanded_from_pack_p, get_generic_function_decl
2394 and function_parameter_pack_p hooks. Fix comment for
2395 get_innermost_generic_parms hook.
2396 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2397 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2398 macros and use them to initialize lang_hook.
2400 2009-09-22 Richard Henderson <rth@redhat.com>
2402 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2403 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2404 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2405 on TRAMPOLINE_TEMPLATE.
2406 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2407 TRAMPOLINE_ADJUST_ADDRESS.
2408 * targhooks.c (default_asm_trampoline_template): Remove.
2409 (default_trampoline_adjust_address): Remove.
2410 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2411 * targhooks.h: Update decls.
2413 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2415 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2416 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2417 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2419 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2422 * reload1.c (reload): Reset debug insns with pseudos without
2425 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2427 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2428 unconditional true for decimal float modes.
2429 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2430 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2432 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2434 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2435 Enable a new case for __FreeBSD__ >= 7.
2436 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2437 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2438 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2439 and USE_LD_AS_NEEDED.
2441 * doc/install.texi (*-*-freebsd*): Update target information.
2443 2009-09-22 Richard Guenther <rguenther@suse.de>
2446 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2447 arrays really properly.
2449 2009-09-22 Richard Henderson <rth@redhat.com>
2452 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2453 calls.static_chain, calls.trampoline_init,
2454 calls.trampoline_adjust_address.
2455 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2456 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2457 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2458 * builtins.c (expand_builtin_setjmp_receiver): Use
2459 targetm.calls.static_chain; only clobber registers.
2460 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2461 set up memory attributes properly for the trampoline block.
2462 (expand_builtin_adjust_trampoline): Use
2463 targetm.calls.trampoline_adjust_address.
2464 * calls.c (prepare_call_address): Add fndecl argument. Use
2465 targetm.calls.static_chain.
2466 * df-scan.c (df_need_static_chain_reg): Remove.
2467 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2468 consolodate static chain handling.
2469 * doc/tm.texi: Document new hooks.
2470 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2471 (init_emit_regs): Don't initialize them.
2472 * expr.h (prepare_call_address): Update decl.
2473 * final.c (profile_function): Use targetm.calls.static_chain.
2474 * function.c (expand_function_start): Likewise.
2475 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2476 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2477 only clobber registers.
2478 * targhooks.c (default_static_chain): New.
2479 (default_asm_trampoline_template, default_trampoline_init): New.
2480 (default_trampoline_adjust_address): New.
2481 * targhooks.h: Declare them.
2482 * varasm.c (assemble_trampoline_template): Use
2483 targetm.asm_out.trampoline_template. Make the memory block const
2486 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2487 alpha_initialize_trampoline. Make static. Merge VMS parameter
2488 differences into the TARGET_ABI_OPEN_VMS code block.
2489 (TARGET_TRAMPOLINE_INIT): New.
2490 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2491 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2492 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2493 (INITIALIZE_TRAMPOLINE): Remove.
2495 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2496 (TRAMPOLINE_TEMPLATE): Merge with ...
2497 (INITIALIZE_TRAMPOLINE): ... this and move ...
2498 * config/arc/arc.c (arc_trampoline_init): ... here.
2499 (TARGET_TRAMPOLINE_INIT): New.
2501 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2502 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2503 (arm_asm_trampoline_template): New.
2504 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2505 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2506 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2507 code to arm_asm_trampoline_template.
2508 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2509 arm_trampoline_adjust_address.
2510 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2511 adjust for target hook parameters.
2513 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2516 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2517 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2518 (bfin_trampoline_init): Rename from initialize_trampoline;
2519 make static; update for target hook parameters.
2520 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2521 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2522 bfin_asm_trampoline_template.
2523 (INITIALIZE_TRAMPOLINE): Remove.
2525 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2526 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2527 cris_trampoline_init): New.
2528 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2529 cris_asm_trampoline_template.
2530 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2531 adjust for target hook parameters.
2533 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2535 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2536 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2537 fr30_trampoline_init): New.
2538 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2539 fr30_asm_trampoline_template.
2540 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2541 adjust for target hook parameters.
2543 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2544 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2545 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2546 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2547 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2549 * config/h8300/h8300.c (h8300_trampoline_init): New.
2550 (TARGET_TRAMPOLINE_INIT): New.
2551 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2552 to h8300_trampoline_init and adjust for hook parameters.
2554 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2555 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2556 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2557 make static; adjust for hook parameters.
2558 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2560 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2561 (TARGET_TRAMPOLINE_INIT): New.
2562 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2563 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2564 iq2000_asm_trampoline_template.
2565 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2566 (TRAMPOLINE_CODE_SIZE): New.
2567 (TRAMPOLINE_SIZE): Use it.
2568 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2570 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2571 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2572 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2573 adjust for hook parameters.
2574 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2576 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2577 (m32r_trampoline_init): New.
2578 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2579 m32r_trampoline_init.
2581 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2582 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2583 make static; update for hook parameters.
2584 * config/m68hc11/m68hc11-protos.h: Update.
2585 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2587 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2588 (TARGET_TRAMPOLINE_INIT): New.
2589 (mcore_function_value): Fix typo.
2590 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2591 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2592 to mcore_asm_trampoline_template.
2593 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2595 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2596 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2597 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2598 update for hook parameters.
2599 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2601 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2602 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2603 mips_trampoline_init): New.
2604 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2605 mips_asm_trampoline_template.
2606 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2607 update for hook parameters.
2609 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2610 (TARGET_TRAMPOLINE_INIT): New.
2611 (mmix_trampoline_size): Remove.
2612 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2613 make static. Remove out-of-date tetra vs octa comment.
2614 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2615 make static; update for hook parameters.
2616 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2617 (INITIALIZE_TRAMPOLINE): Remove.
2618 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2619 (TRAMPOLINE_ALIGNMENT): New.
2620 * gcc/config/mmix/mmix-protos.h: Update.
2622 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2623 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2624 mn10300_trampoline_init): New.
2625 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2626 mn10300_asm_trampoline_template.
2627 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2629 * config/moxie/moxie.c (moxie_static_chain,
2630 moxie_asm_trampoline_template, moxie_trampoline_init,
2631 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2632 TARGET_TRAMPOLINE_INIT): New.
2633 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2634 moxie_trampoline_init.
2635 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2636 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2638 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2639 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2640 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2641 pa_trampoline_adjust_address): New.
2642 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2643 pa_asm_trampoline_template.
2644 (TRAMPOLINE_ALIGNMENT): New.
2645 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2646 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2647 adjust for hook parameters.
2648 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2650 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2651 (TARGET_TRAMPOLINE_INIT): New.
2652 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2653 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2655 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2657 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2658 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2659 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2660 make static; adjust parameters for the hook.
2661 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2663 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2664 s390_trampoline_template; make static.
2665 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2666 make static; adjust for target hook.
2667 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2668 * config/s390/s390-protos.h: Remove trampoline decls.
2669 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2670 (TRAMPOLINE_TEMPLATE): Remove.
2671 (TRAMPOLINE_ALIGNMENT): New.
2673 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2674 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2675 (TARGET_TRAMPOLINE_INIT): New.
2676 (score_asm_trampoline_template): New.
2677 (score_trampoline_init): Rename from score_initialize_trampoline;
2678 make static; adjust for hook parameters.
2679 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2680 score[37]_asm_trampoline_template.
2681 (INITIALIZE_TRAMPOLINE): Remove.
2682 * config/score/score3.c (score3_asm_trampoline_template): New.
2683 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2684 adjust for target hook.
2685 * config/score/score7.c (score7_asm_trampoline_template): New.
2686 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2687 adjust for target hook.
2688 * config/score/score3.h, config/score/score7.h: Update.
2690 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2691 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2692 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2693 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2694 make static; adjust for target hook parameters.
2695 (sh_trampoline_adjust_address): New.
2696 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2697 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2699 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2700 (sparc32_initialize_trampoline): Rename from
2701 sparc_initialize_trampoline; make static; replace tramp parameter
2702 with m_tramp and update memory accesses.
2703 (sparc64_initialize_trampoline): Similarly.
2704 (sparc_trampoline_init): New.
2705 * config/sparc/sparc-protos.h: Remove trampoline decls.
2706 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2707 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2709 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2710 (array_to_constant): Make ARR parameter const.
2711 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2712 make static; update for hook parameters.
2713 * config/spu/spu-protos.h: Update decls.
2714 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2716 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2717 from xstormy16_initialize_trampoline; make static; update for
2719 (TARGET_TRAMPOLINE_INIT): New.
2720 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2722 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2723 (TARGET_TRAMPOLINE_INIT): New.
2724 (v850_can_eliminate): Make static.
2725 (v850_asm_trampoline_template, v850_trampoline_init): New.
2726 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2727 v850_asm_trampoline_template.
2728 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2729 and adjust for target hook parameters.
2731 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2732 (TARGET_TRAMPOLINE_INIT): New.
2733 (vax_asm_trampoline_template, vax_trampoline_init): New.
2734 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2735 vax_asm_trampoline_template.
2736 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2738 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2739 (TARGET_TRAMPOLINE_INIT): New.
2740 (xtensa_asm_trampoline_template): Rename from
2741 xtensa_trampoline_template; make static.
2742 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2743 make static; update for hook parameters.
2744 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2745 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2746 (INITIALIZE_TRAMPOLINE): Remove.
2748 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2749 error for nested functions with regparm=3.
2750 (ix86_compute_frame_layout): Adjust frame pointer offset for
2751 ix86_static_chain_on_stack.
2752 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2753 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2754 don't reset to UNITS_PER_WORD.
2755 (ix86_emit_leave): Adjust ix86_cfa_state.
2756 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2757 (ix86_static_chain): New.
2758 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2759 make static; update for target hook parameters; use ix86_static_chain.
2760 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2761 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2762 (INITIALIZE_TRAMPOLINE): Remove.
2763 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2764 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2765 to the end. Add static_chain_on_stack.
2766 (ix86_static_chain_on_stack): New.
2768 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2769 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2770 (m68k_trampoline_init): New.
2771 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2772 m68k_trampoline_init and adjust for hook parameters.
2773 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2774 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2776 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2778 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2779 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2781 * reload1.c (reload): Call wrap_constant when substituting
2782 reg for equiv inside of DEBUG_INSNs.
2785 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2786 add_call_src_coords_attributes, add_high_low_attributes,
2787 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2788 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2789 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2790 when -gdwarf-2 -gstrict-dwarf.
2791 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2792 -gdwarf-[23] -gstrict-dwarf.
2793 (address_of_int_loc_descriptor, loc_descriptor,
2794 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2795 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2796 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2798 2009-09-22 Richard Guenther <rguenther@suse.de>
2800 PR tree-optimization/41428
2801 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2802 (ccp_finalize): Pass it to substitute_and_fold.
2804 2009-09-22 Richard Guenther <rguenther@suse.de>
2806 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2807 (substitute_and_fold): Adjust prototype.
2808 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2809 (simplify_stmt_using_ranges): Likewise.
2810 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2811 (vrp_fold_stmt): New function.
2812 (vrp_finalize): Pass it to substitute_and_fold.
2813 * tree-flow.h (vrp_evaluate_conditional): Remove.
2814 (simplify_stmt_using_ranges): Likewise.
2815 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2816 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2817 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2819 (fold_predicate_in): Move to tree-vrp.c.
2820 (substitute_and_fold): Use the callback instead of calling into
2821 tree-vrp.c functions directly.
2823 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2825 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2826 comparison warning on rs6000.
2829 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2830 GIMPLE_EH_MUST_NOT_THROW cleanup.
2831 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2833 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2836 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2837 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2838 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2839 libSystem which is derived from the gcc 4.2.1 unwinder.
2841 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2844 * varasm.c (default_encode_section_info): Copy TLS model into
2845 sym_ref flags regardless of backend support for TLS, for all
2846 model types except TLS_MODEL_EMULATED.
2848 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2851 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2852 we can handle it correctly.
2854 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2856 * doc/install.texi (os2): Remove section.
2858 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2860 * doc/standards.texi (Objective-C): Adjust two URLs.
2862 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2864 * tree-tailcall.c (process_assignment): Don't check if a
2865 multiplication or an addition are already present.
2866 (find_tail_calls): Combine multiple additions and multiplications.
2867 (adjust_accumulator_values): Emit accumulators.
2869 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2871 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2872 xmm register restore.
2874 2009-09-21 Jan Hubicka <jh@suse.cz>
2876 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2877 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2880 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2882 * stor-layout.c (layout_type): Remove obsolete code.
2884 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2887 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2889 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2893 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2894 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2895 * fold-const.c (const_binop): Likewise.
2896 * real.h (do_mpc_arg2): Update prototype.
2898 2009-09-20 Jan Hubicka <jh@suse.cz>
2900 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2901 (add_location_or_const_value_attribute): Rewrite using
2903 (tree_add_const_value_attribute): Return true if successful.
2904 (tree_add_const_value_attribute_for_decl): Likewise.
2906 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2907 (loc_descriptor): ... here;
2908 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2909 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2910 pool items that was not marked for output.
2911 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2912 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2913 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2914 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2915 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2916 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2917 DW_OP_stack_value to get address of items that are not available
2919 (dw_loc_list): Handle single element lists correctly.
2921 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2922 Pascal Obry <obry@adacore.com>
2924 * unwind-dw2-fde.c (classify_object_over_fdes):
2925 Cast the constant 1 to _Unwind_Ptr.
2926 (add_fdes): Likewise.
2927 (linear_search_fdes): Likewise.
2929 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2931 * stor-layout.c (set_sizetype): Avoid useless type copy.
2933 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2935 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2937 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2938 * configure, config.in: Regenerate.
2939 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2941 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2942 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2943 for global data if the output could be used in a shared library.
2944 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2945 to 0 if TARGET_WRITABLE_EH_FRAME.
2947 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2949 PR rtl-optimization/39886
2950 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2951 just when insn is equal to BB_END (bb).
2953 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2955 * config/mips/mips.opt (mrelax-pic-calls): New option.
2956 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2958 (mips_unspec_call): Change "unspec_call" expander into this.
2959 (mips_strip_unspec_call): New function.
2960 (mips_got_load): Call mips_unspec_call instead of
2961 gen_unspec_call<mode>.
2962 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2964 (mips_cfg_in_reorg): New function.
2965 (mips16_lay_out_constants): Use it to decide whether to call
2966 CFG-aware insn splitting.
2967 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2968 mips_reorg. Move DF set-up code from here ...
2969 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2971 (mips_reorg): Call mips_df_reorg instead of
2972 r10k_insert_cache_barriers. Move CFG set-up code here from
2973 r10k_insert_cache_barriers.
2974 (mips_call_expr_from_insn): New function.
2975 (mips_pic_call_symbol_from_set): Likewise.
2976 (mips_find_pic_call_symbol): Likewise.
2977 (mips_annotate_pic_call_expr): Likewise.
2978 (mips_get_pic_call_symbol): Likewise.
2979 (mips_annotate_pic_calls): Likewise.
2980 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2982 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2983 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2984 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2986 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2987 (unspec_call<mode>): Remove it.
2988 (sibcall_internal, sibcall_value_internal,
2989 sibcall_value_multiple_internal, call_internal, call_split,
2990 call_value_internal, call_value_split,
2991 call_value_multiple_internal, call_value_multiple_split): Pass
2992 SIZE_OPNO to MIPS_CALL.
2993 (call_internal_direct, call_direct_split,
2994 call_value_internal_direct, call_value_direct_split): Pass -1 as
2995 SIZE_OPNO to MIPS_CALL.
2996 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2997 * configure: Regenerate.
2998 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2999 and -mno-relax-pic-calls.
3000 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3002 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3005 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3006 in the directory this rule is called from, rather than the
3007 toplevel 'gcc' directory, to fix in-tree build.
3009 2009-09-19 Chris Demetriou <cgd@google.com>
3011 PR preprocessor/28435:
3012 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3013 to cpplib that the preprocessor output is needed.
3015 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3017 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3018 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3019 *return_and_restore_fpregs_<mode>,
3020 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3023 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3024 instead of assuming it has always a REG inside of it.
3026 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3028 * config/freebsd.h: Update comment on types.
3029 (WINT_TYPE): Define.
3031 2009-09-18 Jason Merrill <jason@redhat.com>
3033 * c.opt: Add -fno-deduce-init-list.
3035 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3037 * value-prof.c (interesting_stringop_to_profile_p): Added output
3038 argument to indicate which parameter is the size parameter.
3039 * value-prof.c (gimple_stringop_fixed_value): Use
3040 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3041 * value-prof.c (gimple_stringops_transform): Update call sites to
3042 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3044 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3047 From David Binderman <dcb314@hotmail.com>:
3048 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3049 local variable f. Remove stale comments.
3050 (ix86_compute_frame_layout): Remove useless local variable total_size.
3051 Remove #if 0'd code.
3052 (legitimate_address_p): Remove useless local variables
3053 reason_rtx and reason.
3054 (ix86_split_copysign_const): Remove useless local variable op1.
3055 (scale_counter): Remove useless local variable piece_size_mask.
3057 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3059 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3062 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3065 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3067 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3069 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3072 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3074 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3075 DW_OP_implicit_value even without dwarf_version 4.
3077 2009-09-17 Jan Hubicka <jh@suse.cz>
3079 * dwarf2out.c: Include tree-pass.h and gimple.h.
3080 (loc_list_plus_const): New function.
3081 (loc_descriptor_from_tree_1): Rename to ...
3082 (loc_descriptor_from_tree): ... remove original.
3083 (loc_list_from_tree): New function.
3084 (add_AT_location_description): Accept location list.
3085 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3086 (concatn_mem_loc_descriptor): Remove.
3087 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3089 (secname_for_decl): Move up.
3090 (hidden_reference_p): New function; break out from ...
3091 (loc_by_refernece): ... here; move up.
3092 (dw_loc_list): New function.
3093 (single_element_loc_list): New function.
3094 (single_element_loc_list_p): New function.
3095 (add_loc_descr_to_each): New function.
3096 (add_loc_list): New function.
3097 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3098 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3099 add diagnostics why expansion failed.
3100 (add_location_or_const_value_attribute): Support location lists.
3101 (add_bound_info): Likewise.
3102 (descr_info_loc): Update call of loc_descriptor_from_tree.
3103 (gen_variable_die): Work on location lists.
3104 * final.c (pass_final): Add dump file.
3105 * Makefile.in (dwarf2out.o): Add new dependencies.
3107 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3110 * real.c decimal_from_integer, decimal_integer_string): New.
3111 (real_from_integer): Use them as special case for decimal float.
3112 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3113 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3114 Do not append zero after the decimal point in string to convert.
3116 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3118 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3119 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3121 2009-09-17 Martin Jambor <mjambor@suse.cz>
3123 * common.opt (fipa-sra): New switch.
3124 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3125 * timevar.def (TV_IPA_SRA): New timevar.
3126 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3127 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3128 * tree-sra.c: Include cgraph.c.
3129 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3130 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3131 and grp_not_necessarilly_dereferenced.
3132 (func_param_count): New variable.
3133 (encountered_apply_args): New variable.
3134 (bb_dereferences): New variable.
3135 (final_bbs): New variable.
3136 (no_accesses_representant): New variable.
3137 (no_accesses_p): New function.
3138 (dump_access): Dump the new fields.
3139 (sra_initialize): Set encountered_apply_args to false.
3140 (get_ssa_base_param): New function.
3141 (mark_parm_dereference): New function.
3142 (create_access): Caring for INIDRECT_REFs and different handling of
3143 varialble length accesses in early IPA SRA. Store the stmt - a new
3144 parameter - to the new access.
3145 (build_access_from_expr_1): New parameter stmt, passed to
3146 create_access. Handle INDIRECT_REFs.
3147 (build_access_from_expr): Pass the current statement to
3148 build_access_from_expr_1.
3149 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3151 (build_accesses_from_assign): Pass the current statement to
3152 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3153 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3154 final_bbs when necessary. Check for calls to __builtin_apply_args.
3155 Fixup EH info if anythng was changed.
3156 (is_unused_scalar_param): New function.
3157 (ptr_parm_has_direct_uses): New function.
3158 (find_param_candidates): New function.
3159 (mark_maybe_modified): New function.
3160 (analyze_modified_params): New function.
3161 (propagate_dereference_distances): New function.
3162 (dump_dereferences_table): New function.
3163 (analyze_caller_dereference_legality): New function.
3164 (unmodified_by_ref_scalar_representative): New function.
3165 (splice_param_accesses): New function.
3166 (decide_one_param_reduction): New function.
3167 (enum ipa_splicing_result): New type.
3168 (splice_all_param_accesses): New function.
3169 (get_param_index): New function.
3170 (turn_representatives_into_adjustments): New function.
3171 (analyze_all_param_acesses): New function.
3172 (get_replaced_param_substitute): New function.
3173 (get_adjustment_for_base): New function.
3174 (replace_removed_params_ssa_names): New function.
3175 (sra_ipa_reset_debug_stmts): New function.
3176 (sra_ipa_modify_expr): New function.
3177 (sra_ipa_modify_assign): New function.
3178 (convert_callers): New function.
3179 (modify_function): New function.
3180 (ipa_sra_preliminary_function_checks): New function.
3181 (ipa_early_sra): New function.
3182 (ipa_early_sra_gate): New function.
3183 (pass_early_ipa_sra): New variable.
3184 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3186 2009-09-17 Michael Matz <matz@suse.de>
3189 * tree.c (build_type_attribute_qual_variant): Export.
3190 * tree.h (build_type_attribute_qual_variant): Declare.
3191 * tree-inline.c (remap_type_1): Use it to build variants with
3192 the original qualifiers and attributes.
3194 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3196 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3197 without a fallthrough edge.
3199 2009-09-16 DJ Delorie <dj@redhat.com>
3201 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3202 chip and ignore the "fast_interrupt" attribute if so.
3204 2009-09-16 Richard Henderson <rth@redhat.com>
3207 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3210 2009-09-16 Richard Henderson <rth@redhat.com>
3213 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3214 is set only if DECL_NO_STATIC_CHAIN is unset.
3215 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3216 (FOR_EACH_NEST_INFO): New.
3217 (walk_all_functions): Use it.
3218 (finalize_nesting_tree): Likewise.
3219 (unnest_nesting_tree): Likewise.
3220 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3221 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3222 (convert_gimple_call): Early out if gimple_call_chain already set.
3223 (convert_all_function_calls): Iterate until no new functions
3224 require a static chain.
3225 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3226 when building a trampoline. Use dump_function_to_file instead
3228 (lower_nested_functions): Open dump_file. Validate that decls
3229 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3230 bit reset by this pass.
3232 2009-09-16 Michael Matz <matz@suse.de>
3235 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3236 shorten decl_common_unused.
3237 (DECL_RESTRICTED_P): New accessor.
3238 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3239 to disambiguate marked decls and restrict pointers.
3241 2009-09-16 Richard Henderson <rth@redhat.com>
3244 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3246 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3248 * integrate.c (set_block_abstract_flags): Call
3249 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3251 2009-09-16 Richard Guenther <rguenther@suse.de>
3254 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3257 2009-09-16 DJ Delorie <dj@redhat.com>
3258 Kaz Kojima <kkojima@gcc.gnu.org>
3260 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3261 (sh_expand_prologue): Update calls to output_stack_adjust.
3262 (sh_expand_epilogue): Likewise.
3264 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3267 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3268 trying to limit the extent of searches in the insn stream.
3270 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3271 Jakub Jelinek <jakub@redhat.com>
3275 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3277 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3278 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3279 (rs6000_savres_strategy): Always save FP registers inline if the
3280 target doesn't support hardware double-precision. Set the above
3281 bits in return value when needed.
3282 (rs6000_savres_routine_sym): Fix computation for cache selector.
3283 Mark the generated symbol as a function. Rename exitp argument to
3284 lr. Move code for determining the name of the symbol...
3285 (rs6000_savres_routine_name): ...here. New function. Add cases for
3286 getting the names right on AIX and 64-bit Linux.
3287 (savres_routine_name): New variable.
3288 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3289 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3290 on what the target routine uses as a base register. If savep && lr
3291 describe saving of r0 into memory slot.
3292 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3293 line calls for AIX ABI.
3294 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3295 determine FP save/restore functions.
3296 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3297 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3299 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3300 Duplicate restoration of LR and execute the appropriate one
3301 depending on whether GPRs are being restored inline. Set r11 from
3302 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3303 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3304 Fix out of line calls for AIX ABI.
3305 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3307 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3309 (*restore_gpregs_spe): Likewise.
3310 (*return_and_restore_gpregs_spe): Likewise.
3311 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3312 Define to empty string unconditionally.
3313 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3314 Define to empty string unconditionally.
3315 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3318 2009-09-15 Jan Hubicka <jh@suse.cz>
3320 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3321 * params.def (inline-insns-auto): Likewise.
3323 2009-09-15 Martin Jambor <mjambor@suse.cz>
3325 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3326 individual statements only at TDF_DETAILS dump level. Format
3327 source for 80 characters per line.
3329 2009-09-15 Christian Bruel <christian.bruel@st.com>
3331 * regrename.c (do_replace): Update REG_DEAD notes.
3333 2009-09-15 Revital Eres <eres@il.ibm.com>
3335 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3336 * targhooks.c (default_builtin_support_vector_misalignment):
3337 New builtin function.
3338 * targhooks.h (default_builtin_support_vector_misalignment):
3340 * target.h (builtin_support_vector_misalignment):
3341 New field in struct gcc_target.
3342 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3343 new builtin function.
3344 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3346 * config/rs6000/rs6000.c
3347 (rs6000_builtin_support_vector_misalignment): New function.
3348 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3350 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3352 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3354 (bfin_optimize_loop): Likewise.
3355 (bfin_gen_bundles): Likewise.
3356 (workaround_speculation): Likewise.
3357 (find_load): Return NULL_RTX for debug_insn.
3359 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3361 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3364 2009-09-14 DJ Delorie <dj@redhat.com>
3366 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3367 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3370 2009-09-14 Richard Henderson <rth@redhat.com>
3371 Jakub Jelinek <jakub@redhat.com>
3373 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3374 * cfgbuild.c (make_edges): Handle asm goto.
3375 * cfglayout.c (fixup_reorder_chain): Likewise.
3376 * cfgrtl.c (patch_jump_insn): Likewise.
3377 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3378 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3379 (gimple_build_asm_vec): Add and use labels parameter.
3380 (gimple_build_asm): Remove.
3381 (walk_gimple_asm): Walk labels too.
3382 * gimple.def (GIMPLE_ASM): Update docs.
3383 * gimple.h: Update decls.
3384 (struct gimple_statement_asm): Change nc to use unsigned char;
3386 (gimple_asm_nlabels): New.
3387 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3388 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3389 into gimple_build_asm_vec.
3390 * jump.c (mark_jump_label_asm): New.
3391 (mark_jump_label): Use it.
3392 (redirect_jump_1): Handle asm goto.
3393 (invert_jump_1): Soft fail if X is null.
3394 * recog.c (extract_asm_operands): New.
3395 (asm_noperands): Use it; handle asm labels.
3396 (decode_asm_operands): Use extract_asm_operands.
3397 (asm_operand_ok): Properly handle empty string.
3398 * reg-stack.c (get_asm_operands_in_out): Rename from
3399 get_asm_operand_n_inputs; use extract_asm_operands; return both
3400 inputs and outputs by reference; update all callers.
3401 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3402 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3403 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3404 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3405 (extract_asm_operands): Declare.
3406 * stmt.c (expand_asm_operands): Add and use labels parameter.
3407 (check_unique_operand_names): Likewise.
3408 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3409 (expand_asm_stmt): Handle asm labels.
3410 * tree-cfg.c (make_gimple_asm_edges): New.
3411 (make_edges): Use it.
3412 (cleanup_dead_labels): Handle asm labels.
3413 (is_ctrl_altering_stmt): Likewise.
3414 (gimple_redirect_edge_and_branch): Likewise.
3415 * tree.def (ASM_EXPR): Add 5th operand.
3416 * tree.h (ASM_LABELS): New.
3417 (resolve_asm_operand_names): Update decl.
3419 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3420 (c_parser_asm_goto_operands): New.
3421 * c-tree.h (build_asm_expr): Update decl.
3422 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3423 * doc/extend.texi: Document asm goto.
3425 2009-09-14 Richard Henderson <rth@redhat.com>
3427 * except.h: Update declarations.
3428 (struct pointer_map_t): Forward declare.
3429 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3430 (struct eh_landing_pad_d, eh_landing_pad): New.
3431 (struct eh_catch_d, eh_catch): New.
3432 (struct eh_region_d): Remove next_region_sharing_label, aka,
3433 label, tree_label, landing_pad, post_landing_pad, resume,
3434 may_contain_throw. Rename region_number to index. Remove
3435 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3436 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3437 (VEC(eh_landing_pad,gc)): New.
3438 (struct eh_status): Remove last_region_number. Add lp_array,
3439 throw_stmt_table, ttype_data, ehspec_data.
3440 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3441 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3442 * except.c (lang_protect_cleanup_actions): Return tree.
3443 (struct ehl_map_entry): Remove.
3444 (init_eh_for_function): Push zero entries for region and lp_array.
3445 (gen_eh_region): Add to region_array immediately.
3446 (gen_eh_region_catch): Operate on eh_catch objects.
3447 (gen_eh_landing_pad): New.
3448 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3449 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3450 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3451 (get_eh_landing_pad_from_number_fn): New.
3452 (get_eh_landing_pad_from_number): New.
3453 (get_eh_region_from_lp_number_fn): New.
3454 (get_eh_region_from_lp_number): New.
3455 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3456 (get_exception_pointer, get_exception_filter): Remove.
3457 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3458 (current_function_has_exception_handlers): Simplify.
3459 (bring_to_root, eh_region_replaceable_by_p): Remove.
3460 (replace_region, hash_type_list, hash_eh_region): Remove.
3461 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3462 (label_to_region_map, num_eh_regions): Remove.
3463 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3464 (find_exception_handler_labels): Remove.
3465 (duplicate_eh_regions_0, find_prev_try): Remove.
3466 (struct duplicate_eh_regions_data): New.
3467 (duplicate_eh_regions_1): Rewrite.
3468 (duplicate_eh_regions): Return a pointer map instead of an
3470 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3471 (redirect_eh_edge_to_label): Remove.
3472 (eh_region_outermost): Rewrite using eh_region pointers
3473 instead of integers.
3474 (add_ttypes_entry): Update for ttype_data move to eh_status.
3475 (add_ehspec_entry): Rewrite with VEC instead of varray.
3476 (assign_filter_values): Likewise. Export.
3477 (build_post_landing_pads, connect_post_landing_pads): Remove.
3478 (dw2_build_landing_pads): Rewrite to use lp_array.
3479 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3480 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3481 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3482 (sjlj_mark_call_sites): Update for landing pad numbers.
3483 (finish_eh_generation): Rewrite.
3484 (gate_handle_eh): Do nothing for no eh tree.
3485 (pass_rtl_eh): Move up near finish_eh_generation.
3486 (remove_eh_landing_pad): New.
3487 (remove_eh_handler): Export.
3488 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3489 (for_each_eh_label): Rewrite to use lp_array.
3490 (make_reg_eh_region_note): New.
3491 (make_reg_eh_region_note_nothrow_nononlocal): New.
3492 (insn_could_throw_p): New.
3493 (copy_reg_eh_region_note_forward): New.
3494 (copy_reg_eh_region_note_backward): New.
3495 (check_handled, add_reachable_handler): Remove.
3496 (reachable_next_level, foreach_reachable_handler): Remove.
3497 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3498 (get_eh_region_and_lp_from_rtx): New.
3499 (get_eh_region_from_rtx): New.
3500 (can_throw_internal_1, can_throw_external_1): Remove.
3501 (can_throw_internal): Use get_eh_region_from_rtx.
3502 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3503 (insn_nothrow_p, can_nonlocal_goto): New.
3504 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3505 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3506 (add_action_record): Use VEC not varray.
3507 (collect_one_action_chain): Update for eh_region changes.
3508 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3509 Use get_eh_region_and_lp_from_rtx.
3510 (gate_convert_to_eh_region_ranges): New.
3511 (pass_convert_to_eh_region_ranges): Use it.
3512 (push_uleb128, push_sleb128): Use VEC not varray.
3513 (output_one_function_exception_table): Likewise.
3514 (dump_eh_tree): Update for eh_region changes.
3515 (verify_eh_tree): Likewise.
3516 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3517 * tree-eh.c: Include target.h.
3518 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3519 Don't disallow GIMPLE_RESX; adjust argument check.
3520 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3521 (record_stmt_eh_region): Update for landing pad numbers;
3522 generate a landing pad if necessary.
3523 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3524 (remove_stmt_from_eh_lp_fn): Similarly.
3525 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3526 Update for lp numbers; don't special case missing throw_stmt_table.
3527 (lookup_expr_eh_lp): Similarly.
3528 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3529 (eh_seq, eh_region_may_contain_throw): New.
3530 (struct leh_state): Add ehp_region.
3531 (struct leh_tf_state): Remove eh_label.
3532 (emit_post_landing_pad): New.
3533 (emit_resx, emit_eh_dispatch): New.
3534 (note_eh_region_may_contain_throw): New.
3535 (frob_into_branch_around): Take eh_region not eh label;
3536 emit eh code into eh_seq.
3537 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3538 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3539 lower_eh_must_not_throw. Emit code to eh_seq.
3540 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3541 (lower_try_finally_onedest): Likewise.
3542 (lower_try_finally_copy): Likewise.
3543 (lower_try_finally_switch): Likewise.
3544 (lower_try_finally): Initialize ehp_region.
3545 (lower_catch): Update for eh_catch objects.
3546 (lower_eh_filter): Don't handle must_not_throw.
3547 (lower_eh_must_not_throw): New.
3548 (lower_cleanup): Don't set eh_label.
3549 (lower_eh_constructs_2): Resolve eh builtins.
3550 Handle GIMPLE_EH_MUST_NOT_THROW.
3551 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3552 Add eh_seq to the end of the function body.
3553 (make_eh_dispatch_edges): New.
3554 (make_eh_edge): Remove.
3555 (make_eh_edges): Simplify for landing pads.
3556 (redirect_eh_edge_1): New.
3557 (redirect_eh_edge): Use it.
3558 (redirect_eh_dispatch_edge): New.
3559 (stmt_could_throw_p): Use a switch. Allow RESX.
3560 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3561 (stmt_can_throw_internal): Likewise.
3562 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3563 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3564 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3565 (gate_refactor_eh): New.
3566 (pass_refactor_eh): Use it.
3567 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3568 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3569 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3570 (remove_unreachable_handlers): Rename from
3571 tree_remove_unreachable_handlers; rewrite for landing pads;
3572 call remove_eh_handler directly.
3573 (remove_unreachable_handlers_no_lp): New.
3574 (unsplit_eh, unsplit_all_eh): New.
3575 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3576 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3577 (cleanup_empty_eh_unsplit): New.
3578 (cleanup_empty_eh): Rewrite.
3579 (cleanup_all_empty_eh): New.
3580 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3581 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3582 (gate_cleanup_eh): New.
3583 (pass_cleanup_eh): Use it.
3584 (verify_eh_edges): Move later in file. Expect one EH edge.
3585 (verify_eh_dispatch_edge): New.
3587 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3588 (gtype-desc.o): Add TARGET_H.
3589 (tree.o): Use EXCEPT_H, not except.h.
3590 (cfgbuild.o): Add EXPR_H.
3591 (GTFILES): Add vecprim.h.
3592 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3593 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3594 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3595 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3596 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3597 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3598 calls to can_throw_internal.
3599 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3600 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3601 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3602 (expand_gimple_stmt): Use make_reg_eh_region_note.
3603 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3604 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3605 or find_exception_handler_labels.
3606 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3607 there is exacly one EH edge. Use can_nonlocal_goto and
3609 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3610 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3611 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3612 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3613 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3614 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3615 * dse.c (scan_insn): Use insn_could_throw_p.
3616 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3617 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3618 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3619 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3620 EXC_PTR_EXPR or FILTER_EXPR.
3621 (tree_expr_nonzero_warnv_p): Likewise.
3622 * function.h: Include vecprim.h, not varray.h
3623 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3624 move ttype_data and ehspec_data members to struct eh_status; change
3625 action_record_data member to a VEC.
3626 * gcse.c (hash_scan_set): Use can_throw_internal.
3627 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3628 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3629 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3630 (block_may_fallthru): Don't handle RESX_EXPR.
3631 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3632 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3633 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3634 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3635 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3636 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3637 (gimple_size): Likewise.
3638 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3639 (gimple_build_resx): Use gimple_build_with_ops.
3640 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3641 (is_gimple_val): Likewise.
3642 (is_gimple_stmt): Remove RESX_EXPR.
3643 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3644 (GIMPLE_RESX): Reorder with other EH constructs.
3645 * gimple.h (struct gimple_statement_eh_mnt): New.
3646 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3647 (gimple_eh_filter_must_not_throw): Remove.
3648 (gimple_eh_filter_set_must_not_throw): Remove.
3649 (gimple_eh_must_not_throw_fndecl): New.
3650 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3651 (is_gimple_resx): New.
3652 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3653 Don't copy EH_FILTER_MUST_NOT_THROW.
3654 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3655 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3656 handle must_not_throw_labels specially.
3657 * ipa-pure-const.c (check_call): Update debug statement for LP.
3658 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3659 * ipa-utils.c (get_base_var): Likewise.
3660 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3661 * lower-subreg.c (move_eh_region_note): Remove.
3662 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3663 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3664 (create_task_copyfn): Likewise.
3665 (maybe_catch_exception): Use gimple_build_eh_filter.
3666 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3667 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3668 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3669 and pass_lower_resx.
3670 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3671 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3672 can_throw_internal, can_nonlocal_goto.
3673 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3674 copy_reg_eh_region_note_forward.
3675 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3676 (emit_output_reload_insns): Likewise.
3677 (copy_eh_notes): Remove.
3678 * rtl.def (RESX): Remove.
3679 * rtl.h: Update declarations.
3680 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3681 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3682 (update_eh_label): Remove.
3683 (cleanup_dead_labels_eh): New.
3684 (cleanup_deal_labels): Use it instead of update_eh_label.
3685 (gimple_merge_blocks): Update landing pad data structure when
3686 removing a landing pad label.
3687 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3688 test; handle GIMPLE_EH_MUST_NOT_THROW.
3689 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3690 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3691 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3692 (verify_stmt): Likewise. Verify landing pads.
3693 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3694 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3695 (struct move_stmt_d): Add eh_map.
3696 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3697 (move_stmt_r): Remap eh region numbers in builtin calls,
3698 resx and eh_dispatch.
3699 (move_block_to_fn): Remove eh_offset parameter. Use
3700 maybe_duplicate_eh_stmt_fn.
3701 (find_outermost_region_in_block): Operate on eh_region pointers
3702 instead of region numbers.
3703 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3704 duplicate_eh_regions.
3705 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3706 test earlier. Disallow EH landing pads.
3707 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3708 * tree-flow.h: Update declarations.
3709 (struct tree_ann_common_d): Replace rn with lp_nr.
3710 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3711 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3712 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3713 resx and eh_dispatch.
3714 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3715 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3716 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3717 from duplicate_eh_regions.
3718 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3719 update RESX; handle EH_DISPATCH.
3720 (expand_call_inline): Set eh_lp_nr, not eh_region.
3721 (maybe_inline_call_in_expr): Likewise.
3722 * tree-inline.h (struct copy_body_data): Replace eh_region with
3723 eh_lp_nr, eh_region_offset with eh_map.
3724 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3725 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3726 * tree-pretty-print.c (dump_generic_node): Don't handle
3727 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3728 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3729 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3730 EXC_PTR_EXPR, FILTER_EXPR.
3731 * tree-ssa-operands.c (get_expr_operands): Likewise.
3732 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3733 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3734 (ao_ref_init_from_vn_reference): Likewise.
3735 * tree-ssa-sink.c (statement_sink_location): Likewise.
3736 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3737 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3738 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3739 EXC_PTR_EXPR, FILTER_EXPR.
3740 (is_exception_related): Remove.
3741 (compute_avail): Don't call it.
3742 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3743 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3744 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3745 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3747 (build_resx): Remove.
3748 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3749 * tree.h: Update declarations.
3750 (EH_FILTER_MUST_NOT_THROW): Remove.
3751 (struct tree_label_decl): Add eh_landing_pad_nr.
3752 (EH_LANDING_PAD_NR): New.
3753 * value-prof.c (gimple_ic): Tidy variable names. Update for
3754 landing pad numbers.
3755 (gimple_stringop_fixed_value): Tidy variable names. Assert
3756 that neither call stmt can throw.
3757 * vecprim.h (uchar): New.
3758 (VEC(uchar,heap), VEC(uchar,gc)): New.
3760 * c-common.c (c_define_builtins): Update call to
3761 build_common_builtin_nodes.
3762 * c-parser.c (c_parse_file): Don't call
3763 default_init_unwind_resume_libfunc.
3765 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3767 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3768 (mips_cprestore_address_p): Likewise.
3769 (mips_save_gp_to_cprestore_slot): Likewise.
3770 (mips_restore_gp): Rename to...
3771 (mips_restore_gp_from_cprestore_slot): ...this.
3772 (mips_must_initialize_gp_p): Declare.
3773 (mips_emit_save_slot_move): Likewise.
3774 (mips_output_load_label): Return nothing.
3775 (mips_eh_uses): Declare.
3776 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3777 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3778 (TARGET_ABSOLUTE_JUMPS): Likewise.
3779 (EH_USES): Likewise.
3780 (FIRST_PSEUDO_REGISTER): Update comment.
3781 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3782 (MIPS_CALL): ...here.
3783 (REGISTER_NAMES): Add $cprestore.
3784 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3785 Add load_label_length, has_inflexible_gp_insn_p,
3786 has_flexible_gp_insn_p, must_initialize_gp_p and
3787 must_restore_gp_when_clobbered_p.
3788 (mips_expand_call): Don't generate split instructions here.
3789 (mips_split_call): Update the call to mips_restore_gp after
3790 the above name change.
3791 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3792 (mips_find_gp_ref): New function.
3793 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3794 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3795 (mips_insn_has_flexible_gp_ref_p): Likewise.
3796 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3797 (mips_function_has_gp_insn): Delete.
3798 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3799 Use the new functions above. Only return INVALID_REGNUM
3800 for TARGET_ABSOLUTE_JUMPS.
3801 (mips_must_initialize_gp_p): New function.
3802 (mips_get_cprestore_base_and_offset): New function, extracted from...
3803 (mips_cprestore_slot): ...here. Take a bool parameter.
3804 (mips_cfun_has_cprestore_slot_p): New function.
3805 (mips_cprestore_address_p): Likewise.
3806 (mips_save_gp_to_cprestore_slot): Likewise.
3807 (mips_restore_gp): Rename to...
3808 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3809 epilogue_completed. Update the call to mips_cprestore_slot.
3810 Test cfun->machine->must_restore_gp_when_clobbered_p.
3811 (mips_direct_save_slot_move_p): New function.
3812 (mips_emit_save_slot_move): Likewise.
3813 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3814 of cfun->machine->global_pointer.
3815 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3816 (mips_save_reg): Use mips_emit_save_slot_move.
3817 (mips_expand_prologue): Set must_initialize_gp_p.
3818 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3819 for all cprestore saves. Emit a use_cprestore instruction after
3820 setting up the cprestore slot.
3821 (mips_restore_reg): Use mips_emit_save_slot_move.
3822 (mips_process_load_label): New function.
3823 (mips_load_label_length): Likewise.
3824 (mips_output_load_label): Don't return asm: output it here instead.
3825 Use mips_process_load_label.
3826 (mips_adjust_insn_length): Adjust the length of branch instructions
3827 that have length MAX_PIC_BRANCH_LENGTH.
3828 (mips_output_conditional_branch): Update the call to
3829 mips_output_load_label. Assume the branch target is OPERANDS[0]
3830 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3831 (mips_output_order_conditional_branch): Swap the meaning of
3832 OPERANDS[0] and OPERANDS[1].
3833 (mips_variable_issue): Don't count ghost instructions.
3834 (mips_expand_ghost_gp_insns): New function.
3835 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3836 (mips_output_mi_thunk): Set must_initialize_gp_p.
3837 (mips_eh_uses): New function.
3838 * config/mips/predicates.md (cprestore_save_slot_operand)
3839 (cprestore_load_slot_operand): New predicates.
3840 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3841 (UNSPEC_MOVE_GP): Likewise.
3842 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3843 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3844 (CPRESTORE_SLOT_REGNUM): New register.
3845 (MAX_PIC_BRANCH_LENGTH): New constant.
3846 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3847 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3848 branches. Fix commentary.
3849 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3850 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3851 Change type to "ghost".
3852 (loadgp_absolute_<mode>): Likewise.
3853 (loadgp_rtp_<mode>): Likewise.
3854 (copygp_mips16): Likewise.
3855 (loadgp_blockage): Remove redundant mode attribute.
3856 (potential_cprestore): New instruction.
3857 (cprestore): Turn into an unspec set.
3858 (use_cprestore): New instruction.
3859 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3860 (*branch_fp_inverted): Likewise.
3861 (*branch_order<mode>): Likewise.
3862 (*branch_order<mode>_inverted): Likewise.
3863 (*branch_equality<mode>): Likewise.
3864 (*branch_equality<mode>_inverted): Likewise.
3865 (*branch_bit<bbv><mode>): Likewise.
3866 (*branch_bit<bbv><mode>_inverted): Likewise.
3867 (*branch_equality<mode>_mips16): Remove redundant mode.
3868 (jump): Turn into a define_expand.
3869 (*jump_absolute): New instruction.
3870 (*jump_pic): Likewise.
3871 (*jump_mips16): Rename previously-unnamed pattern. Remove
3872 redundant mode attribute.
3873 (restore_gp): Split on epilogue_completed rather than
3874 reload_completed. Change type to "ghost".
3875 (move_gp<mode>): New instruction.
3876 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3877 Remove redundant mode attribute.
3878 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3879 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3880 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3882 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3885 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3886 are returned in the same register (vs34 or v2) that Altivec vector
3887 types are returned in.
3888 (rs6000_libcall_value): Ditto.
3891 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3892 instead of explicit addsi3/adddi3 calls.
3893 (rs6000_split_multireg_move): Ditto.
3894 (rs6000_emit_allocate_stack): Ditto.
3895 (rs6000_emit_prologue): Ditto.
3896 (rs6000_output_mi_thunk): Ditto.
3898 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3899 size is 64 bits if we can use 64-bit registers.
3901 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3903 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3906 From Jie Zhang <jie.zhang@analog.com>:
3907 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3908 save FP and RETS with saveall attribute.
3909 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3910 with saveall attribute.
3912 * config/bfin/bfin.c (bfin_expand_builtin,
3913 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3916 From Jie Zhang <jie.zhang@analog.com>:
3917 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3918 before use in two places.
3919 * config/bfin/bfin.md (AREG): Define mode iterator.
3920 (reload_in, reload_out): Use mode iterator AREG.
3922 2009-09-14 Richard Guenther <rguenther@suse.de>
3925 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3926 EH personality path.
3928 2009-09-13 Richard Guenther <rguenther@suse.de>
3929 Rafael Avila de Espindola <espindola@google.com>
3931 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3932 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3933 (LANG_HOOKS_INITIALIZER): Adjust.
3934 (lhd_pass_through_t): Declare.
3935 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3937 * langhooks.c (lhd_pass_through_t): New function.
3938 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3939 dwarf2out_begin_prologue): Use personality from current_function_decl.
3940 * expr.h (get_personality_function): Declare.
3941 * expr.c (get_personality_function): New function.
3942 (build_personality_function): Likewise.
3943 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3944 (eh_personality_libfunc): Remove.
3945 * optabs.c (build_libfunc_function): New function split out from ...
3946 (init_one_libfunc): ... here.
3947 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3948 (tree_function_decl): Add personality.
3949 (lhd_gcc_personality): Declare.
3950 (build_personality_function): Likewise.
3951 * tree.c (gcc_eh_personality_decl): New.
3952 (lhd_gcc_personality): New function.
3953 * except.h (lang_eh_runtime_type): Remove.
3954 (enum eh_personality_kind): New.
3955 (build_personality_function): Declare.
3956 (function_needs_eh_personality): Declare.
3957 * except.c (lang_eh_runtime_type): Remove.
3958 (function_needs_eh_personality): New function.
3959 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3960 (sjlj_emit_function_enter, output_function_exception_table):
3961 Use personality from current_function_decl.
3962 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3963 * tree-inline.c (tree_can_inline_p): Do not inline across different
3965 (expand_call_inline): Likewise. Adjust the callers EH personality.
3966 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3967 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3968 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3969 (c-parser.o): Likewise
3970 * c-tree.h (c_eh_initialized_p): Remove.
3971 (c_maybe_initialize_eh): Likewise.
3972 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3973 (finish_decl): Don't call c_maybe_initialize_eh.
3974 (c_eh_initialized_p): Remove.
3975 (c_maybe_initialize_eh): Likewise.
3976 * c-parser.c (c_parser_omp_construct): Likewise.
3977 (c_parse_file): Initialize exception handling.
3979 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3981 * config.gcc (tm_file): Remove i386/biarch32.h
3982 for i?86-w64-mingw* case.
3983 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3985 * config.host: Set for x64 mingw the option
3986 use_long_long_for_widest_fast_int to yes.
3988 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3990 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3991 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3992 (dbxout_begin_function): Likewise.
3993 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3994 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3995 set on the function.
3996 (final_end_function): Likewise.
3997 (final_scan_insn): Likewise.
3998 (rest_of_handle_final): Likewise.
3999 * varasm.c (assemble_start_function): Likewise.
4000 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4002 2009-09-12 Jason Merrill <jason@redhat.com>
4004 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4005 * opts.c (common_handle_option): constify.
4007 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4009 * doc/install.texi (avr): Remove obsolete reference site.
4011 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4013 * doc/install.texi (Binaries): Adjust AIX link.
4015 2009-09-12 Akim Demaille <demaille@gostai.com>
4017 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4018 Use an imperative sentence.
4020 2009-09-11 Richard Henderson <rth@redhat.com>
4022 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4023 structure-name and has-tree-operands arguments; update all entries.
4024 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4026 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4027 (gsstruct_code_size): New.
4028 (gss_for_code_): New.
4029 (gss_for_code): Remove.
4030 (gimple_size): Rewrite using gsstruct_code_size.
4031 (gimple_statement_structure): Move to gimple.h.
4032 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4033 (gss_for_code, gimple_statement_structure): New.
4034 (gimple_ops): Use new arrays; tidy.
4036 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4038 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4039 operand to be a PLUS expression.
4040 * config/pa/pa.c (pa_secondary_reload): Likewise.
4042 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4044 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4046 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4049 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4051 From Jie Zhang <jie.zhang@analog.com>:
4052 * doc/extend.texi (node Function Attributes): Document l2
4054 (node Blackfin Variable Attributes): Document l2 variable attributes.
4056 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4058 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4059 to match the system compiler's configuration at inflection point.
4060 Add comment to remark a remaining difference with system compiler.
4062 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4063 * configure: Regenerate.
4065 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4067 From Jie Zhang <jie.zhang@analog.com>:
4068 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4069 (bfin_handle_l2_attribute): New.
4070 (bfin_attribute_table): Add l2 attribute.
4072 2009-09-11 Michael Matz <matz@suse.de>
4075 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4076 on the local_decls list.
4078 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4082 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4084 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4085 for VALUEs, to implement the documented interface.
4086 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4087 Adjust for VALUEs and anything else, to implement the
4088 documented interface.
4090 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4092 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4093 with actual SPE/paired vector modes before using 64-bit alignment.
4094 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4096 2009-09-10 DJ Delorie <dj@redhat.com>
4098 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4101 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4102 * config/mep/mep.c (mep_legitimate_constant_p): New.
4103 * config/mep/mep-protos.h: Prototype it.
4105 2009-09-10 Richard Henderson <rth@redhat.com>
4107 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4109 2009-09-10 Jason Merrill <jason@redhat.com>
4111 * tree.c (chain_index): New fn.
4112 * tree.h: Declare it.
4114 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4116 * config/sol2-c.c (cmn_err_length_specs): Initialize
4117 scalar_identity_flag.
4119 2009-09-10 Richard Henderson <rth@redhat.com>
4121 * tree.h (struct tree_decl_common): Move align member earlier;
4122 move label_decl_uid member ...
4123 (struct tree_label_decl): ... here.
4124 (LABEL_DECL_UID): Update to match.
4126 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4129 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4130 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4132 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4133 dest_prev if the edge is complex.
4135 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4137 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4138 loop latch tests earlier.
4140 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4141 before GIMPLE_RETURN, not after its predecessor; insert
4144 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4145 gimple_seq_empty_p to test for no PHI nodes.
4146 * tree-cfg.c (split_critical_edges): Likewise.
4148 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4150 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4152 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4153 introduced by the VTA branch merge.
4155 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4157 * ira-conflicts.c: Use fputs or putc instead of fprintf
4161 * tree-switch-conversion.c: Ditto.
4163 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4165 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4166 introduced by the VTA branch merge.
4168 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4171 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4173 PR rtl-optimization/39779
4174 * expr.c (convert_modes): Return when mode == oldmode after
4175 CONST_INTs are processed.
4177 2009-09-10 Nick Clifton <nickc@redhat.com>
4179 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4180 attribute and referring decl when creating renamed symbol.
4182 2009-09-10 Richard Guenther <rguenther@suse.de>
4185 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4187 (cgraph_finalize_compilation_unit): Compute reachability
4188 before emitting thunks. Properly process aliases before
4189 possibly removing unreachable nodes.
4191 2009-09-10 Richard Guenther <rguenther@suse.de>
4194 * tree.c (struct free_lang_data_d): Add worklist member.
4195 (find_decls_types_r): Push onto the worklist instead of recursing.
4196 Handle TREE_BINFOs properly.
4197 (find_decls_types): New function wrapped around find_decls_types_r
4198 to process the worklist.
4199 (find_decls_types_in_eh_region): Use it.
4200 (find_decls_types_in_node): Likewise.
4201 (find_decls_types_in_var): Likewise.
4202 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4203 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4204 (AGGREGATE_TYPE_P): Adjust.
4206 2009-09-09 Jason Merrill <jason@redhat.com>
4208 * configure.ac: Check glibc version even if we have an in-tree
4211 2009-09-09 Anthony Green <green@moxielogic.com>
4213 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4214 the constant 0 when appropriate.
4215 * config/moxie/constraints.md: Add constraint O.
4217 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4218 to pass up to 6 32-bit argument values in registers.
4219 (moxie_function_arg): Ditto.
4220 (moxie_arg_partial_bytes): Ditto.
4221 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4222 (REG_PARM_STACK_SPACE): Ditto.
4223 (FUNCTION_ARG_REGNO_P): Ditto.
4225 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4226 instruction to allocate stack space.
4228 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4230 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4231 unnecessarily stringent constraints. Fix address
4232 calculation in the splitters.
4234 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4236 PR rtl-optimization/39779
4237 * expr.c (convert_modes): Return when mode == oldmode after
4238 CONST_INTs are processed.
4240 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4243 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4244 (ix86_expand_prologue): Take frame.padding0 into logic of
4246 (ix86_expand_epilogue): Likewise.
4248 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4250 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4252 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4253 * config/t-slibgcc-libgcc: New file.
4254 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4256 2009-09-09 Martin Jambor <mjambor@suse.cz>
4258 PR tree-optimization/41089
4259 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4262 2009-09-09 Richard Henderson <rth@redhat.com>
4264 * gimple.h (CASE_GIMPLE_OMP): New.
4265 (is_gimple_omp): Use it.
4266 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4267 (verify_gimple_debug): Likewise.
4269 2009-09-09 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/41101
4272 * tree-ssa-pre.c (maximal_set): Remove.
4273 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4274 Defer all blocks we didn't visit at least one successor.
4275 (add_to_exp_gen): Do not add to the maximal set.
4276 (make_values_for_phi): Likewise.
4277 (compute_avail): Likewise.
4278 (init_pre): Do not allocate the maximal set.
4279 (execute_pre): Do not dump it.
4281 2009-09-09 Martin Jambor <mjambor@suse.cz>
4283 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4284 an SSA_NAME rather than a is_gimple_variable.
4286 2009-09-09 Richard Guenther <rguenther@suse.de>
4289 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4290 code dealing with plain pointer bases.
4291 (maybe_fold_offset_to_reference): Likewise.
4292 (maybe_fold_stmt_addition): Adjust.
4294 2009-09-09 Richard Guenther <rguenther@suse.de>
4296 * tree.c (free_lang_data_in_type): Do not free the type variant
4298 (free_lang_data): Merge char_type_node with its properly signed
4300 (pass_ipa_free): Collect after freeing language specific data.
4302 2009-09-09 Michael Matz <matz@suse.de>
4305 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4306 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4307 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4310 2009-09-08 DJ Delorie <dj@redhat.com>
4312 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4314 2009-09-04 Jason Merrill <jason@redhat.com>
4316 * tree.c (tree_find_value): Remove.
4317 * tree.h: Remove prototype.
4318 * varasm.c (assemble_external): Use value_member instead.
4320 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4322 * toplev.c (process_options): Choose default debugging type when
4323 gtoggle enables debug info and type is unset.
4325 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4329 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4332 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4334 * configure: Rebuilt with modified libtool.m4.
4336 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4341 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4343 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4345 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4346 (remove_statement): Likewise.
4347 (rewrite_use_nonlinear_expr): Adjust.
4348 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4349 * tree-ssa.c (release_defs_bitset): ... this. New.
4350 * tree-flow.h (release_defs_bitset): Declare.
4352 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4355 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4356 in the middle block.
4358 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4360 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4361 via intptr_t to long type.
4362 (insert_operand_rank): Cast long type via intptr_t to
4364 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4366 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4367 from pointer to unsigned via uintptr_t.
4369 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4370 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4372 * configure: Regenerated.
4373 * config.in: Regenerated
4374 * system.h (stdint.h): Add include.
4375 (inttypes.h): Likewise.
4376 * Makefile.in (aclocal): Add config/stdint.m4.
4377 * aclocal.m4: Regenerated.
4379 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4381 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4383 (note_np_check_stores): New function.
4384 (harmless_null_pointer_p): New function.
4385 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4386 changed. Take into account whether we're in the shadow of a condjump
4387 that tested NP_REG for NULL.
4388 Lose all code that tested for SEQUENCEs.
4389 (workaround_speculation): Avoid inserting NOPs for loads that are
4390 either always executed or a NULL pointer.
4392 2009-09-08 Jan Hubicka <jh@suse.cz>
4394 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4395 * params.def (early-inlining-insns): Likewise.
4397 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4399 PR rtl-optimization/41239
4400 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4401 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4403 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4404 across calls, as the calls might not always return normally.
4405 (call_may_noreturn_p): New function.
4406 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4407 (init_deps): Initialize it.
4408 (remove_from_deps): Also remove calls from
4409 last_function_call_may_noreturn list.
4411 2009-09-07 Richard Henderson <rth@redhat.com>
4413 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4414 more VR->OPERANDS than LHS operands. Free LHS before returning.
4416 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4418 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4419 (attr "addrtype"): New member "spreg".
4420 Use it if mem_spfp_address_operand is true for the address.
4421 (attr "type"): New entry "stall".
4422 (cpu_unit "load"): New.
4423 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4425 (insn_reservation "loadsp"): New.
4426 (insn_reservation "load_stall1"): New.
4427 (insn_reservation "load_stall3"): New.
4429 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4430 (mem_p_address_operand): Exclude stack and frame pointer based
4432 (mem_spfp_address_operand): New; match them here.
4433 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4434 (bfin_reorg): Call it if scheduling insns.
4435 (bfin_gen_bundles): Remove dummy insns created by
4436 add_sched_insns_for_speculation.
4438 From Jie Zhang <jie.zhang@analog.com>:
4439 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4440 bfin_si_revision, bfin_workarounds): Move these ...
4441 * config/bfin/bfin.h: ... here.
4443 From Mike Frysinger <michael.frysinger@analog.com>
4444 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4445 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4446 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4447 bf547m, bf548m, and bf549m.
4448 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4449 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4450 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4451 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4452 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4453 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4454 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4455 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4456 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4457 bf542m, bf544m, bf547m, bf548m, and bf549m.
4459 From Jie Zhang <jie.zhang@analog.com>:
4460 * config/bfin/predicates.md (p_register_operand): New predicate.
4461 (dp_register_operand): New predicate.
4462 * config/bfin/bfin-protos.h (WA_05000074): Define.
4463 (ENABLE_WA_05000074): Define.
4464 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4465 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4466 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4467 (define_attr addrtype): Allow load/store register to be P register.
4468 (define_attr storereg): New.
4469 (define_cpu_unit anomaly_05000074): New.
4470 (define_insn_reservation dsp32shiftimm): New.
4471 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4472 (define_insn_reservation loadp): Cannot use slot2.
4473 (define_insn_reservation loadsp): Cannot use slot2.
4474 (define_insn_reservation storep): Cannot use slot2. Does not
4475 apply when working around 05000074.
4476 (define_insn_reservation storep_anomaly_05000074): New.
4477 (define_insn_reservation storei): Does not apply when working
4479 (define_insn_reservation storei_anomaly_05000074): New.
4480 (define_attr length): Add dsp32shiftimm case.
4481 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4482 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4483 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4484 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4485 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4487 2009-09-07 Martin Jambor <mjambor@suse.cz>
4490 * tree-sra.c (create_artificial_child_access): Return NULL if
4491 build_ref_for_offset fails.
4492 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4493 and create_artificial_child_access to fail.
4495 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4498 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4499 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4500 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4502 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4504 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4505 block, ensure it has an exit edge. Emit a barrier after a jump.
4507 2009-09-07 Nick Clifton <nickc@redhat.com>
4509 * gcc.c (this_is_linker_script): New variable. Like
4510 this_is_library_file but for the %T constructor.
4511 (end_going_arg): If this_is_linker_script is set then locate the
4512 script and insert a --script switch before it
4513 (do_spec_2): Initialise this_is_linker_script.
4514 (do_spec_1): Likewise. Handle %T construct.
4515 (eval_spec_function): Preserve this_is_linker_script.
4516 * doc/invoke.texi: Document %T construct in spec files.
4517 * config/m32c/m32c.h (LIB_SPEC): Use it.
4519 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4521 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4522 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4523 when volatile flag is set.
4524 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4526 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4529 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4530 (combine_stack_adjustments_for_block): Allow insns between stack
4531 adjustments and stores with corresponding pre-(dec|inc)rement or
4532 pre-modify operation.
4534 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4537 * combine-stack-adj.c (struct csa_memlist): Rename to...
4538 (struct csa_reflist): ... this. Rename mem field to ref.
4539 (free_csa_memlist): Rename to...
4540 (free_csa_reflist): ... this.
4541 (record_one_stack_memref): Rename to...
4542 (record_one_stack_ref): ... this. Handle also REG_P.
4543 (try_apply_stack_adjustment): Handle also REG_P.
4544 (struct record_stack_memrefs_data): Rename to...
4545 (struct record_stack_refs_data): ... this. Rename memlist field to
4547 (record_stack_memrefs): Rename to...
4548 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4549 subexpressions instead of failing when a MEM contains SP references.
4550 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4551 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4553 2009-09-06 Richard Guenther <rguenther@suse.de>
4556 * tree.c (build_array_type): Do not record types marked
4557 with structural equality in the canonical type hashtable.
4559 2009-09-06 Richard Guenther <rguenther@suse.de>
4562 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4564 2009-09-05 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4569 2009-09-05 Richard Guenther <rguenther@suse.de>
4572 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4574 2009-09-05 Richard Guenther <rguenther@suse.de>
4577 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4578 before comparing function argument types.
4580 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4583 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4586 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4589 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4591 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4592 locators before emit_insn is called.
4594 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4597 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4598 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4599 (reginfo_init): Don't call allocate_reg_info.
4601 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4604 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4605 NONDEBUG_INSN_P instead of INSN_P.
4607 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4610 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4612 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4615 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4616 pattern of the split.
4618 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4620 * toplev.c (process_options): Move setter of flag_var_tracking
4621 before other tests that depend on it. Move down setter of
4622 flag_rename_registers. Don't enable var-tracking-assignments
4623 by default if selective scheduling is enabled. Warn if both
4626 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4628 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4629 comment. Use switch statement to catch overlaps between rtx
4630 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4631 (IS_DECL_CODE): ... here. Remove.
4632 (check_value_is_not_decl): Remove.
4633 (dv_from_decl, dv_from_value): Check after conversion.
4635 2009-09-04 Richard Guenther <rguenther@suse.de>
4638 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4639 after emitting tunks. Move emitting thunks and ctors from ...
4640 (cgraph_optimize): ... here. Remove redundant
4641 cgraph_analyze_functions.
4642 * varasm.c (find_decl_and_mark_needed): Remove no longer
4644 (finish_aliases_1): Adjust check for thunk aliases.
4646 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4648 * config/arm/arm.md (ctzsi2): Added braces
4649 to avoid warning that broke booststrap.
4651 2009-09-04 Martin Jambor <mjambor@suse.cz>
4653 PR tree-optimization/41112
4654 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4655 handle variable-bounded arrays.
4656 (expr_with_var_bounded_array_refs_p): New function.
4657 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4659 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4661 * config/s390/2097.md: Removed two incorrect bypasses.
4662 (z10_fsimpdf): Fixed latency.
4663 (z10_fhex): New insn_reservation.
4664 (z10_floaddf): Fixed latency.
4665 (z10_floadsf): Fixed latency.
4666 (z10_ftrunctf): Fixed latency.
4667 (z10_ftruncdf): Fixed latency.
4668 * config/s390/s390.c (z10_cost): Fixed values.
4669 (s390_adjust_priority): Added z10 path.
4670 * config/s390/s390.md (type): Added fhex.
4671 (*mov<mode>_64dfp): Updated type attribute.
4672 (*mov<mode>_64): Updated type attribute.
4673 (*mov<mode>_31): Updated type attribute.
4674 (*mov<mode>"): Likewise.
4675 * config/s390/2084.md (x_fsimpdf): Updated condition.
4677 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4679 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4680 RTXs in the predicate for operand 1.
4682 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4684 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4685 (rbitsi2): New insn.
4686 (ctzsi2): New expand.
4687 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4689 2009-09-03 Martin Jambor <mjambor@suse.cz>
4691 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4692 (create_artificial_child_access): Use build_ref_for_offset instead
4693 of duplicate_expr_for_different_base.
4694 (propagate_subacesses_accross_link): Likewise.
4696 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4698 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4700 (mips16e_collect_argument_saves): Skip debug instructions.
4701 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4702 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4703 (r10k_insert_cache_barriers): Likewise.
4704 (mips_reorg_process_insns): Likewise.
4706 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4709 * ira.c (update_equiv_reg): Remove check on class likely spill.
4711 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4714 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4715 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4719 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4720 the stack slot if it is passed by invisible reference.
4721 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4722 by invisible reference.
4724 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4726 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4727 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4728 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4730 * config/bfin/sync.md: New file.
4731 * config/bfin/bfin.md: Include it.
4732 (UNSPEC_ATOMIC): New.
4733 (UNSPEC_ONES): Provide a unique number.
4735 From Jie Zhang <jie.zhang@analog.com>:
4736 * config/bfin/bfin.c (ret_regs): New.
4737 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4738 (must_save_rets_p): New.
4739 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4740 current_function_is_leaf.
4741 (do_link): Likewise.
4742 (do_unlink): Likewise.
4743 (expand_interrupt_handler_prologue): Use ret_regs array.
4744 (expand_interrupt_handler_epilogue): Use ret_regs array and
4745 pass return register to gen_return_internal.
4746 (bfin_expand_epilogue): Pass return register to
4747 gen_return_internal.
4748 (bfin_expand_call): Explicitly clobber RETS.
4749 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4750 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4751 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4752 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4754 (return_internal): Take a reg rtx rather than the register number.
4756 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4758 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4759 when comparing against estimated_loop_iterations_int return.
4761 2009-09-03 Richard Guenther <rguenther@suse.de>
4763 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4764 eh_personality_libfunc.
4766 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4768 * tree-parloops.c (separate_decls_in_region): Add space.
4770 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4772 * tree-parloops.c (separate_decls_in_region): Change the condition
4773 checking if there are reductions in the loop.
4775 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4777 PR tree-optimization/38275
4778 * tree-parloops.c (parallelize_loops): Replace profitability condition
4779 for expected number of iterations.
4781 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4783 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4784 (bootstrap-debug): Explain conditions in which it becomes default.
4785 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4788 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4790 * doc/invoke.texi (Optimize Options): Move
4791 -finline-small-functions to the -O2 list.
4793 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4795 * toplev.c (process_options): Enable var-tracking-assignments
4796 by default if var-tracking is enabled.
4798 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4800 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4802 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4803 * rtl.h (prev_nonnote_insn_bb): Declare it.
4805 2009-09-03 Diego Novillo <dnovillo@google.com>
4807 * cgraph.c (cgraph_node_for_decl): New.
4808 * cgraph.h (cgraph_node_for_decl): Declare.
4809 * tree.c (host_integerp): Return 0 if T is NULL.
4811 2009-09-03 Diego Novillo <dnovillo@google.com>
4813 * tree.h (struct alias_pair): Move from varasm.c.
4814 (alias_pairs): Likewise.
4815 (TYPE_MAXVAL): Define.
4816 (TYPE_MINVAL): Define.
4817 (iterative_hash_host_wide_int): Declare.
4818 (remove_unreachable_alias_pairs): Declare.
4819 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4820 * diagnostic.c (default_diagnostic_starter): Make extern.
4821 (default_diagnostic_finalizer): Make extern.
4822 * diagnostic.h (default_diagnostic_starter): Declare.
4823 (default_diagnostic_finalizer): Declare.
4824 (default_tree_printer): Declare.
4825 * toplev.c (default_tree_printer): Make extern.
4827 2009-09-03 Richard Guenther <rguenther@suse.de>
4828 Diego Novillo <dnovillo@google.com>
4830 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4831 * cgraphunit.c (cgraph_expand_function): Do not emit
4832 associated thunks from here.
4833 (cgraph_emit_thunks): New.
4834 (cgraph_optimize): Call it.
4835 Return if any IPA pass finds an error.
4836 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4839 2009-09-03 Simon Baldwin <simonb@google.com>
4840 Rafael Espindola <espindola@google.com>
4841 Richard Guenther <rguenther@suse.de>
4842 Doug Kwan <dougkwan@google.com>
4843 Diego Novillo <dnovillo@google.com>
4845 * tree.c: Include tree-pass.h, langhooks-def.h,
4846 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4847 (free_lang_data_in_type): New.
4848 (need_assembler_name_p): New.
4849 (free_lang_data_in_block): New.
4850 (free_lang_data_in_decl): New.
4851 (struct free_lang_data_d): New.
4852 (add_tree_to_fld_list): New.
4853 (find_decls_types_r): New.
4854 (get_eh_types_for_runtime): New.
4855 (find_decls_types_in_eh_region): New.
4856 (find_decls_types_in_node): New.
4857 (find_decls_types_in_var): New.
4858 (free_lang_data_in_cgraph): New.
4859 (free_lang_data): New.
4860 (gate_free_lang_data): New.
4861 (pass_ipa_free_lang_data): New.
4863 2009-09-03 Diego Novillo <dnovillo@google.com>
4865 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4866 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4867 (lang_hooks): Remove const qualifier.
4868 * ipa.c (cgraph_remove_unreachable_nodes): Call
4869 remove_unreachable_alias_pairs.
4870 * except.c (add_type_for_runtime): Check if TYPE has
4871 already been converted.
4872 (lookup_type_for_runtime): Likewise.
4873 (check_handled): Handle converted types.
4874 * varasm.c (remove_unreachable_alias_pairs): New.
4875 * gimple.c: Include demangle.h.
4876 (gimple_decl_printable_name): New.
4877 (gimple_fold_obj_type_ref): New.
4878 * gimple.h (gimple_decl_printable_name): Declare.
4879 (gimple_fold_obj_type_ref): Declare.
4880 * passes.c (init_optimization_passes): Add pass
4881 pass_ipa_free_lang_data.
4882 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4883 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4885 2009-09-03 Diego Novillo <dnovillo@google.com>
4887 * c-lang.c (lang_hooks): Remove const qualifier.
4889 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4891 * doc/install.texi (*-*-freebsd*): Update target information.
4893 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4895 * hard-reg-set.h (call_fixed_regs): Remove.
4896 * reginfo.c (call_fixed_regs): Remove.
4897 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4898 (globalize_reg): Don't use call_fixed_regs.
4899 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4902 2009-09-01 Michael Matz <matz@suse.de>
4904 * expr.h (emit_storent_insn, expand_expr_real_1,
4905 expand_expr_real_2): Declare.
4906 * expr.c (emit_storent_insn, expand_expr_real_1,
4907 expand_expr_real_2): Export.
4908 (store_expr): Setting and evaluating dont_return_target is useless.
4909 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4910 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4911 * except.c (expand_resx_expr): Rename to ...
4912 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4913 * except.h (expand_resx_stmt): Declare.
4914 * stmt.c: Add include gimple.h
4915 (expand_asm_expr): Rename to ...
4916 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4917 (expand_case): Rewrite to take gimple statement.
4918 * tree.h (expand_asm_stmt): Declare.
4919 (expand_case): Change prototype.
4920 * Makefile.in (stmt.o): Depend on gimple.h.
4921 * builtins.c (expand_builtin_synchronize): Build gimple asm
4922 statement, not an ASM_EXPR.
4923 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4924 gimple_to_tree, release_stmt_tree): Remove.
4925 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4926 ggc_free, but hold comparison code and operands separately.
4927 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4928 (expand_call_stmt, expand_gimple_stmt_1,
4929 expand_gimple_stmt): New helpers.
4930 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4931 release_stmt_tree. Call expand_gimple_stmt instead.
4932 (expand_gimple_basic_block): Ditto.
4934 * calls.c (emit_call_1): Don't look at EH regions here, make
4935 fntree parameter useless.
4936 (expand_call): New local rettype for TREE_TYPE(exp), use it
4937 throughout. Remove local p, use addr instead.
4938 Don't look at EH regions here.
4940 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4942 * doc/invoke.texi (-fsched-pressure): Document it.
4943 (-fsched-reg-pressure-heuristic): Remove it.
4945 * reload.c (ira.h): Include.
4946 (find_reloads): Add choosing reload on number of small spilled
4949 * haifa-sched.c (ira.h): Include.
4950 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4951 saved_reg_pressure, curr_reg_live, saved_reg_live,
4952 region_ref_regs): New variables.
4953 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4954 initiate_reg_pressure_info, setup_ref_regs,
4955 initiate_bb_reg_pressure_info, save_reg_pressure,
4956 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4958 (setup_insn_reg_pressure_info): New function.
4959 (rank_for_schedule): Add pressure checking and insn issue time.
4960 Remove comparison of insn reg weights.
4961 (ready_sort): Set insn reg pressure info.
4962 (update_register_pressure, setup_insn_max_reg_pressure,
4963 update_reg_and_insn_max_reg_pressure,
4964 sched_setup_bb_reg_pressure_info): New functions.
4965 (schedule_insn): Add code for printing and updating reg pressure info.
4966 (find_set_reg_weight, find_insn_reg_weight): Remove.
4967 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4968 (debug_ready_list): Print reg pressure info.
4969 (schedule_block): Ditto. Check insn issue time.
4970 (sched_init): Set up sched_pressure_p. Allocate and set up some
4971 reg pressure related info.
4972 (sched_finish): Free some reg pressure related info.
4973 (fix_tick_ready): Make insn always ready if pressure_p.
4974 (init_h_i_d): Don't call find_insn_reg_weight.
4975 (haifa_finish_h_i_d): Free insn reg pressure info.
4977 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4978 ira_memory_move_cost, ira_class_hard_regs,
4979 ira_class_hard_regs_num, ira_no_alloc_regs,
4980 ira_available_class_regs, ira_reg_class_cover_size,
4981 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4983 * ira-lives.c (single_reg_class): Check mode to find how many
4984 registers are necessary for operand.
4985 (ira_implicitly_set_insn_hard_regs): New.
4987 * common.opt (fsched-pressure): New options.
4988 (fsched-reg-pressure-heuristic): Remove.
4990 * ira.c (setup_eliminable_regset): Rename to
4991 ira_setup_eliminable_regset. Make it external.
4992 (expand_reg_info): Pass cover class to setup_reg_classes.
4993 (ira): Call resize_reg_info instead of allocate_reg_info.
4995 * sched-deps.c: Include ira.h.
4996 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4997 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4998 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4999 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5000 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5001 mark_insn_reg_store, mark_insn_reg_clobber,
5002 setup_insn_reg_pressure_info): New.
5003 (sched_analyze_1): Update implicit_reg_pending_uses.
5004 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5005 Use them to create dependencies. Set insn reg uses and pressure
5006 info. Process reg_pending_uses in one place.
5007 (free_deps): Free implicit sets.
5008 (remove_from_deps): Remove implicit sets if necessary. Check
5009 implicit sets when clearing reg_last_in_use.
5010 (init_deps_global): Clear implicit_reg_pending_clobbers and
5011 implicit_reg_pending_uses.
5013 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5014 ira_memory_move_cost, ira_class_hard_regs,
5015 ira_class_hard_regs_num, ira_no_alloc_regs,
5016 ira_available_class_regs, ira_reg_class_cover_size,
5017 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5018 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5019 ira_implicitly_set_insn_hard_regs): New prototypes.
5021 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5022 cost_elements_num): New variables.
5023 (allocno_costs, total_costs): Rename to costs and
5024 total_allocno_costs.
5025 (COSTS_OF_ALLOCNO): Rename to COSTS.
5026 (allocno_pref): Rename to pref.
5027 (allocno_pref_buffer): Rename to pref_buffer.
5028 (common_classes): Rename to regno_cover_class.
5030 (record_reg_classes): Set allocno attributes only if allocno_p.
5031 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5032 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5033 and COSTS_OF_ALLOCNO.
5034 (print_costs): Rename to print_allocno_costs.
5035 (print_pseudo_costs): New.
5036 (process_bb_node_for_costs): Split into 2 functions with new
5037 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5038 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5039 new parameter dump_file. Use cost_elements_num instead of
5040 ira_allocnos_num. Make one iteration if preferred classes were
5041 already calculated for scheduler. Make 2 versions of code
5042 depending on allocno_p.
5043 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5044 regno_cover_class and COSTS instead of common_classes and
5046 (init_costs, finish_costs): New.
5047 (ira_costs): Set up allocno_p and cost_elements_num. Call
5048 init_costs and finish_costs.
5049 (ira_set_pseudo_classes): New.
5051 * rtl.h (allocate_reg_info): Remove.
5052 (resize_reg_info): Change return type.
5053 (reg_cover_class): New.
5054 (setup_reg_classes): Add new parameter.
5056 * sched-int.h (struct deps_reg): New member implicit_sets.
5057 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5058 (INCREASE_BITS): New macro.
5059 (struct reg_pressure_data, struct reg_use_data): New.
5060 (struct _haifa_insn_data): Remove reg_weight. Add members
5061 reg_pressure, reg_use_list, reg_set_list, and
5062 reg_pressure_excess_cost_change.
5063 (struct deps): New member implicit_sets.
5064 (pressure_p): New variable.
5065 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5066 (struct reg_pressure_data, struct reg_use_data): New.
5067 (INSN_REG_WEIGHT): Remove.
5068 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5069 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5070 (sched_init_region_reg_pressure_info,
5071 sched_setup_bb_reg_pressure_info): New prototypes.
5073 * reginfo.c (struct reg_pref): New member coverclass.
5074 (reg_cover_class): New function.
5075 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5076 (reg_info_size): New variable.
5077 (allocate_reg_info): Make static. Setup reg_info_size.
5078 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5079 (setup_reg_classes): Add a new parameter. Setup cover class too.
5081 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5084 * sched-rgn.c (deps_join): Set up implicit_sets.
5085 (schedule_region): Set up region and basic blocks pressure
5088 * passes.c (init_optimization_passes): Move
5089 pass_subregs_of_mode_init before pass_sched.
5091 2009-09-02 Martin Jambor <mjambor@suse.cz>
5093 * tree-sra.c (struct access): New field grp_hint.
5094 (dump_access): Dump grp_hint.
5095 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5097 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5098 those which have been specifically read and somehow written to.
5099 (propagate_subacesses_accross_link): Set grp_hint of right child and
5100 also possibly of the left child.
5102 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5104 * tree-object-size.c (addr_object_size): Always use object_size_type
5105 0 or 2 when determining the pointer pointed object size.
5107 2009-09-02 Richard Guenther <rguenther@suse.de>
5110 2009-08-31 Richard Guenther <rguenther@suse.de>
5112 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5113 to query if the memory regions for memmove overlap.
5114 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5115 asserts on pointers, instead deal with odd trees.
5116 (ptr_derefs_may_alias_p): Likewise.
5117 (refs_may_alias_p_1): Constructor bases also never alias.
5119 2009-08-01 Christian Bruel <christian.bruel@st.com>
5122 2009-07-31 Christian Bruel <christian.bruel@st.com>
5123 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5125 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5127 * doc/invoke.texi (-fvar-tracking-assignments): New.
5128 (-fvar-tracking-assignments-toggle): New.
5129 (-fdump-final-insns=file): Mark filename as optional.
5130 (--param min-nondebug-insn-uid): New.
5131 (-gdwarf-@{version}): Mention version 4.
5132 * opts.c (common_handle_option): Accept it.
5133 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5134 * regrename.c (regrename_optimize): Drop last. Don't count debug
5135 insns as uses. Don't reject change because of debug insn.
5136 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5137 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5138 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5139 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5140 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5141 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5142 * doc/gimple.texi (is_gimple_debug): New.
5143 (gimple_debug_bind_p): New.
5144 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5145 * doc/install.texi (bootstrap-debug): More details.
5146 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5147 (bootstrap-debug-lib): More details.
5148 (bootstrap-debug-ckovw): Update.
5149 (bootstrap-time): New.
5150 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5151 (insert_phi_nodes_for): Insert debug stmts.
5152 (rewrite_stmt): Take iterator. Insert debug stmts.
5153 (rewrite_enter_block): Adjust.
5154 (maybe_replace_use_in_debug_stmt): New.
5155 (rewrite_update_stmt): Use it.
5156 (mark_use_interesting): Return early for debug stmts.
5157 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5158 stmts before replacing stmt.
5159 (move_computations_stmt): Likewise.
5160 * ira-conflicts.c (add_copies): Skip debug insns.
5161 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5162 (regstat_bb_compute_ri): Skip debug insns.
5163 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5164 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5165 check_loop_closed_ssa_stmt): Skip debug stmts.
5166 * tree-tailcall.c (find_tail_calls): Likewise.
5167 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5168 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5169 (build_var_debug_value_stat): Declare.
5170 (build_var_debug_value): Define.
5171 (target_for_debug_bind): Declare.
5172 * reload.c (find_equiv_reg): Skip debug insns.
5173 * rtlanal.c (reg_used_between_p): Skip debug insns.
5174 (side_effects_p): Likewise.
5175 (canonicalize_condition): Likewise.
5176 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5177 insns never depend on debug insns.
5178 (create_ddg_dep_no_link): Likewise.
5179 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5180 Don't add inter-loop dependencies for debug insns.
5181 (build_intra_loop_deps): Likewise.
5182 (create_ddg): Count debug insns.
5183 * ddg.h (struct ddg::num_debug): New.
5184 (num_backargs): Pair up with previous int field.
5185 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5186 -fcompare-debug-second.
5187 * final.c (get_attr_length_1): Skip debug insns.
5188 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5189 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5190 (driver_self_specs): Map -fdump-final-insns to
5191 -fdump-final-insns=..
5192 (get_local_tick): New.
5193 (compare_debug_dump_opt_spec_function): Test for . argument and
5194 compute output name. Compute temp output spec without flag name.
5195 Compute -frandom-seed.
5196 (OPT): Undef after use.
5197 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5198 (average_num_loop_insns): Likewise.
5199 * params.h (MIN_NONDEBUG_INSN_UID): New.
5200 * gimple.def (GIMPLE_DEBUG): New.
5201 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5202 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5203 (merge_in_block): Fix whitespace.
5204 * toplev.c (flag_var_tracking): Update comment.
5205 (flag_var_tracking_assignments): New.
5206 (flag_var_tracking_assignments_toggle): New.
5207 (process_options): Don't open final insns dump file if we're not
5208 going to write to it. Compute defaults for var_tracking.
5209 * df-scan.c (df_insn_rescan_debug_internal): New.
5210 (df_uses_record): Handle debug insns.
5211 * haifa-sched.c (ready): Initialize n_debug.
5212 (contributes_to_priority): Skip debug insns.
5213 (dep_list_size): New.
5215 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5216 they're ready. Disregard previous debug insns to make decisions.
5217 (queue_insn): Never queue debug insns.
5218 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5219 (schedule_insn): Don't reject debug insns because of issue rate.
5220 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5221 (queue_to_ready): Skip and discount debug insns.
5222 (choose_ready): Let debug insns through.
5223 (schedule_block): Check boundary debug insns. Discount debug
5224 insns, schedule them early. Adjust whitespace.
5225 (set_priorities): Check for boundary debug insns.
5226 (add_jump_dependencies): Use dep_list_size.
5227 (prev_non_location_insn): New.
5228 (check_cfg): Use it.
5229 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5231 (remove_unused_ivs): Reset debug stmts.
5232 * modulo-sched.c (const_iteration_count): Skip debug insns.
5233 (res_MII): Discount debug insns.
5234 (loop_single_full_bb_p): Skip debug insns.
5235 (sms_schedule): Likewise.
5236 (sms_schedule_by_order): Likewise.
5237 (ps_has_conflicts): Likewise.
5238 * caller-save.c (refmarker_fn): New.
5239 (save_call_clobbered_regs): Replace regs with saved mem in
5241 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5242 Call refmarker_fn mark for hardregnos.
5243 (mark_reg_as_referenced): New.
5244 (replace_reg_with_saved_mem): New.
5245 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5246 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5248 (cse_extended_basic_block): Skip debug insns.
5249 (count_reg_usage): Likewise.
5250 (is_dead_reg): New, split out of...
5251 (set_live_p): ... here.
5252 (insn_live_p): Use it for debug insns.
5253 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5254 (execute_optimize_stdarg): Likewise.
5255 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5256 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5257 changes in debug stmts as changes.
5258 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5259 (moveup_expr): Don't move across debug insns. Don't move
5260 debug insn if it would create a bookkeeping block.
5261 (moveup_expr_cached): Don't use cache for debug insns that
5262 are heads of blocks.
5263 (compute_av_set_inside_bb): Skip debug insns.
5264 (sel_rank_for_schedule): Schedule debug insns first. Remove
5266 (block_valid_for_bookkeeping_p); Support lax searches.
5267 (create_block_for_bookkeeping): Adjust block numbers when
5268 encountering debug-only blocks.
5269 (find_place_for_bookkeeping): Deal with debug-only blocks.
5270 (generate_bookkeeping_insn): Accept no place to insert.
5271 (remove_temp_moveop_nops): New argument full_tidying.
5272 (prepare_place_to_insert): Deal with debug insns.
5273 (advance_state_on_fence): Debug insns don't start cycles.
5274 (update_boundaries): Take fence as argument. Deal with
5276 (schedule_expr_on_boundary): No full_tidying on debug insns.
5277 (fill_insns): Deal with debug insns.
5278 (track_scheduled_insns_and_blocks): Don't count debug insns.
5279 (need_nop_to_preserve_insn_bb): New, split out of...
5280 (remove_insn_from_stream): ... this.
5281 (fur_orig_expr_not_found): Skip debug insns.
5282 * rtl.def (VALUE): Move up.
5284 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5285 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5286 Set it if debug stmts are found.
5287 (statement_sink_location): Skip debug stmts. Propagate
5288 moving defs into debug stmts.
5289 * ifcvt.c (first_active_insn): Skip debug insns.
5290 (last_active_insns): Likewise.
5291 (cond_exec_process_insns): Likewise.
5292 (noce_process_if_block): Likewise.
5293 (check_cond_move_block): Likewise.
5294 (cond_move_convert_if_block): Likewise.
5295 (block_jumps_and_fallthru_p): Likewise.
5296 (dead_or_predicable): Likewise.
5297 * dwarf2out.c (debug_str_hash_forced): New.
5298 (find_AT_string): Add comment.
5299 (gen_label_for_indirect_string): New.
5300 (get_debug_string_label): New.
5301 (AT_string_form): Use it.
5302 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5303 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5304 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5305 several operations that cannot be represented with DWARF opcodes.
5306 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5307 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5308 (dwarf2out_var_location): Take during-call mark into account.
5309 (output_indirect_string): Update comment. Output if there are
5310 label and references.
5311 (prune_indirect_string): New.
5312 (prune_unused_types): Call it if debug_str_hash_forced.
5313 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5314 (dw_long_long_const): Remove.
5315 (struct dw_val_struct): Change val_long_long type to rtx.
5316 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5317 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5318 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5319 component instead of HOST_BITS_PER_LONG.
5320 (output_loc_operands): Likewise. For const8* assert
5321 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5322 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5323 rather than HOST_BITS_PER_LONG is >= 64.
5324 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5326 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5327 HOST_BITS_PER_LONG for dw_val_class_long_long.
5328 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5329 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5330 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5332 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5333 Handle DW_OP_implicit_value.
5334 (extract_int): Move prototype earlier.
5335 (mem_loc_descriptor): For SUBREG punt if inner
5336 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5337 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5338 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5339 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5340 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5341 instead of Pmode size.
5342 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5343 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5344 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5345 (concat_loc_descriptor, concatn_loc_descriptor,
5346 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5347 (add_location_or_const_value_attribute): Likewise. For single
5348 location loc_lists attempt to use add_const_value_attribute
5349 for constant decls. Add DW_AT_const_value even if
5350 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5352 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5353 (control_flow_insn_p): Likewise.
5354 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5355 (separate_decls_in_region_debug_bind): New.
5356 (separate_decls_in_region): Process debug bind stmts afterwards.
5357 * recog.c (verify_changes): Handle debug insns.
5358 (extract_insn): Likewise.
5359 (peephole2_optimize): Skip debug insns.
5360 * dse.c (scan_insn): Skip debug insns.
5361 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5363 (setup_id_for_insn): Handle debug insns.
5364 (maybe_tidy_empty_bb): Adjust whitespace.
5365 (tidy_control_flow): Skip debug insns.
5366 (sel_remove_insn): Adjust for debug insns.
5367 (sel_estimate_number_of_insns): Skip debug insns.
5368 (create_insn_rtx_from_pattern): Handle debug insns.
5369 (create_copy_of_insn_rtx): Likewise.
5370 * sel-sched-.h (sel_bb_end): Declare.
5371 (sel_bb_empty_or_nop_p): New.
5372 (get_all_loop_exits): Use it.
5373 (_eligible_successor_edge_p): Likewise.
5374 (return_nop_to_pool): Adjust.
5375 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5376 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5377 * gimple-pretty-print.c (dump_gimple_debug): New.
5378 (dump_gimple_stmt): Use it.
5379 (dump_bb_header): Skip gimple debug stmts.
5380 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5381 (fixup_match_2): Likewise.
5382 (regmove_backward_pass): Likewise. Simplify combined
5383 replacement. Handle debug insns.
5384 * function.c (instantiate_virtual_regs): Handle debug insns.
5385 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5386 * print-rtl.h: Include cselib.h.
5387 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5388 * df.h (df_inns_rescan_debug_internal): Declare.
5389 * gcse.c (alloc_hash_table): Estimate n_insns.
5390 (cprop_insn): Don't regard debug insns as changes.
5391 (bypass_conditional_jumps): Skip debug insns.
5392 (one_pre_gcse_pass): Adjust.
5393 (one_code_hoisting_pass): Likewise.
5394 (compute_ld_motion_mems): Skip debug insns.
5395 (one_cprop_pass): Adjust.
5396 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5397 (if_convertible_stmt_p): Handle debug stmts.
5398 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5399 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5400 * ira-build.c (create_bb_allocnos): Skip debug insns.
5401 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5402 (has_single_use): Likewise.
5403 (single_imm_use): Likewise.
5404 (num_imm_uses): Likewise.
5405 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5406 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5407 (create_outofssa_var_map): Likewise.
5408 * lower-subreg.c (adjust_decomposed_uses): New.
5409 (resolve_debug): New.
5410 (decompose_multiword_subregs): Use it.
5411 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5412 * emit-rtl.c: Include params.h.
5413 (cur_debug_insn_uid): Define.
5414 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5415 (copy_rtx_if_shared_1): Handle debug insns.
5416 (reset_used_flags): Likewise.
5417 (set_used_flags): LIkewise.
5418 (get_max_insn_count): New.
5419 (next_nondebug_insn): New.
5420 (prev_nondebug_insn): New.
5421 (make_debug_insn_raw): New.
5422 (emit_insn_before_noloc): Handle debug insns.
5423 (emit_jump_insn_before_noloc): Likewise.
5424 (emit_call_insn_before_noloc): Likewise.
5425 (emit_debug_insn_before_noloc): New.
5426 (emit_insn_after_noloc): Handle debug insns.
5427 (emit_jump_insn_after_noloc): Likewise.
5428 (emit_call_insn_after_noloc): Likewise.
5429 (emit_debug_insn_after_noloc): Likewise.
5430 (emit_insn_after): Take loc from earlier non-debug insn.
5431 (emit_jump_insn_after): Likewise.
5432 (emit_call_insn_after): Likewise.
5433 (emit_debug_insn_after_setloc): New.
5434 (emit_debug_insn_after): New.
5435 (emit_insn_before): Take loc from later non-debug insn.
5436 (emit_jump_insn_before): Likewise.
5437 (emit_call_insn_before): Likewise.
5438 (emit_debug_insn_before_setloc): New.
5439 (emit_debug_insn_before): New.
5440 (emit_insn): Handle debug insns.
5441 (emit_debug_insn): New.
5442 (emit_jump_insn): Handle debug insns.
5443 (emit_call_insn): Likewise.
5445 (init_emit): Take min-nondebug-insn-uid into account.
5446 Initialize cur_debug_insn_uid.
5447 (emit_copy_of_insn_after): Handle debug insns.
5448 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5449 location of single rhs in place.
5450 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5451 (floor_sdiv_adjust): New.
5452 (cell_sdiv_adjust): New.
5453 (cell_udiv_adjust): New.
5454 (round_sdiv_adjust): New.
5455 (round_udiv_adjust): New.
5456 (wrap_constant): Moved from cselib.
5457 (unwrap_constant): New.
5458 (expand_debug_expr): New.
5459 (expand_debug_locations): New.
5460 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5462 (gimple_expand_cfg): Expand debug locations.
5463 * cselib.c: Include tree-pass.h.
5464 (struct expand_value_data): New.
5465 (cselib_record_sets_hook): New.
5466 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5467 (cselib_clear_table): Move, and implemnet in terms of...
5468 (cselib_reset_table_with_next_value): ... this.
5469 (cselib_get_next_unknown_value): New.
5470 (discard_useless_locs): Don't discard preserved values.
5471 (cselib_preserve_value): New.
5472 (cselib_preserved_value_p): New.
5473 (cselib_preserve_definitely): New.
5474 (cselib_clear_preserve): New.
5475 (cselib_preserve_only_values): New.
5476 (new_cselib_val): Take rtx argument. Dump it in details.
5477 (cselib_lookup_mem): Adjust.
5478 (expand_loc): Take regs_active in struct. Adjust. Silence
5479 dumps unless details are requested.
5480 (cselib_expand_value_rtx_cb): New.
5481 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5482 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5483 without details. Copy more subregs. Try to resolve values
5484 using a callback. Wrap constants.
5485 (cselib_subst_to_values): Adjust.
5486 (cselib_log_lookup): New.
5487 (cselib_lookup): Call it.
5488 (cselib_invalidate_regno): Don't count preserved values as useless.
5489 (cselib_invalidate_mem): Likewise.
5490 (cselib_record_set): Likewise.
5491 (struct set): Renamed to cselib_set, moved to cselib.h.
5492 (cselib_record_sets): Adjust. Call hook.
5493 (cselib_process_insn): Reset table when it would be cleared.
5494 (dump_cselib_val): New.
5495 (dump_cselib_table): New.
5496 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5497 (remove_forwarder_block): Support moving debug stmts.
5498 * cselib.h (cselib_record_sets_hook): Declare.
5499 (cselib_expand_callback): New type.
5500 (cselib_expand_value_rtx_cb): Declare.
5501 (cselib_reset_table_with_next_value): Declare.
5502 (cselib_get_next_unknown_value): Declare.
5503 (cselib_preserve_value): Declare.
5504 (cselib_preserved_value_p): Declare.
5505 (cselib_preserve_only_values): Declare.
5506 (dump_cselib_table): Declare.
5507 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5508 (try_crossjump_to_edge): Likewise.
5509 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5510 dominated blocks when debug stmts are present.
5511 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5512 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5513 (set_var_live_on_entry): Likewise.
5514 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5515 * cfglayout.c (curr_location, last_location): Make static.
5516 (set_curr_insn_source_location): Don't avoid bouncing.
5517 (get_curr_insn_source_location): New.
5518 (get_curr_insn_block): New.
5519 (duplicate_insn_chain): Handle debug insns.
5520 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5522 * common.opt (fcompare-debug): Move to sort order.
5523 (fdump-unnumbered-links): Likewise.
5524 (fvar-tracking-assignments): New.
5525 (fvar-tracking-assignments-toggle): New.
5526 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5527 because of debug stmts.
5528 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5529 (eliminate_unnecessary_stmts): Walk dominated blocks before
5531 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5532 * ira.c (memref_used_between_p): Skip debug insns.
5533 (update_equiv_regs): Likewise.
5534 * sched-deps.c (sd_lists_size): Accept empty list.
5535 (sd_init_insn): Mark debug insns.
5536 (sd_finish_insn): Unmark them.
5537 (sd_add_dep): Reject non-debug deps on debug insns.
5538 (fixup_sched_groups): Give debug insns group treatment.
5540 (sched_analyze_reg): Don't mark debug insns for sched before call.
5541 (sched_analyze_2): Handle debug insns.
5542 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5544 (deps_analyze_insn): Handle debug insns.
5545 (deps_start_bb): Skip debug insns.
5546 (init_deps): Initialize last_debug_insn.
5547 * tree-ssa.c (target_for_debug_bind): New.
5548 (find_released_ssa_name): New.
5549 (propagate_var_def_into_debug_stmts): New.
5550 (propagate_defs_into_debug_stmts): New.
5551 (verify_ssa): Skip debug bind stmts without values.
5552 (warn_uninialized_vars): Skip debug stmts.
5553 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5554 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5555 (rtx_equal_p): Likewise.
5556 * ira-costs.c (scan_one_insn): Skip debug insns.
5557 (process_bb_node_for_hard_reg_moves): Likewise.
5558 * rtl.h (DEBUG_INSN_P): New.
5559 (NONDEBUG_INSN_P): New.
5560 (MAY_HAVE_DEBUG_INSNS): New.
5561 (INSN_P): Accept debug insns.
5562 (RTX_FRAME_RELATED_P): Likewise.
5563 (INSN_DELETED_P): Likewise
5564 (PAT_VAR_LOCATION_DECL): New.
5565 (PAT_VAR_LOCATION_LOC): New.
5566 (PAT_VAR_OCATION_STATUS): New.
5567 (NOTE_VAR_LOCATION_DECL): Reimplement.
5568 (NOTE_VAR_LOCATION_LOC): Likewise.
5569 (NOTE_VAR_LOCATION_STATUS): Likewise.
5570 (INSN_VAR_LOCATION): New.
5571 (INSN_VAR_LOCATION_DECL): New.
5572 (INSN_VAR_LOCATION_LOC): New.
5573 (INSN_VAR_LOCATION_STATUS): New.
5574 (gen_rtx_UNKNOWN_VAR_LOC): New.
5575 (VAR_LOC_UNKNOWN_P): New.
5576 (NOTE_DURING_CALL_P): New.
5577 (SCHED_GROUP_P): Accept debug insns.
5578 (emit_debug_insn_before): Declare.
5579 (emit_debug_insn_before_noloc): Declare.
5580 (emit_debug_insn_beore_setloc): Declare.
5581 (emit_debug_insn_after): Declare.
5582 (emit_debug_insn_after_noloc): Declare.
5583 (emit_debug_insn_after_setloc): Declare.
5584 (emit_debug_insn): Declare.
5585 (make_debug_insn_raw): Declare.
5586 (prev_nondebug_insn): Declare.
5587 (next_nondebug_insn): Declare.
5588 (delegitimize_mem_from_attrs): Declare.
5589 (get_max_insn_count): Declare.
5590 (wrap_constant): Declare.
5591 (unwrap_constant): Declare.
5592 (get_curr_insn_source_location): Declare.
5593 (get_curr_insn_block): Declare.
5594 * tree-inline.c (insert_debug_decl_map): New.
5595 (processing_debug_stmt): New.
5596 (remap_decl): Don't create new mappings in debug stmts.
5597 (remap_gimple_op_r): Don't add references in debug stmts.
5598 (copy_tree_body_r): Likewise.
5599 (remap_gimple_stmt): Handle debug bind stmts.
5600 (copy_bb): Skip debug stmts.
5601 (copy_edges_for_bb): Likewise.
5602 (copy_debug_stmt): New.
5603 (copy_debug_stmts): New.
5604 (copy_body): Copy debug stmts at the end.
5605 (insert_init_debug_bind): New.
5606 (insert_init_stmt): Take id. Skip and emit debug stmts.
5607 (setup_one_parameter): Remap variable earlier, register debug mapping.
5608 (estimate_num_insns): Skip debug stmts.
5609 (expand_call_inline): Preserve debug_map.
5610 (optimize_inline_calls): Check for no debug_stmts left-overs.
5611 (unsave_expr_now): Preserve debug_map.
5612 (copy_gimple_seq_and_replace_locals): Likewise.
5613 (tree_function_versioning): Check for no debug_stmts left-overs.
5614 Init and destroy debug_map as needed. Split edges unconditionally.
5615 (build_duplicate_type): Init and destroy debug_map as needed.
5616 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5617 (struct copy_body_data): Add debug_stmts and debug_map.
5618 * sched-int.h (struct ready_list): Add n_debug.
5619 (struct deps): Add last_debug_insn.
5620 (DEBUG_INSN_SCHED_P): New.
5621 (BOUNDARY_DEBUG_INSN_P): New.
5622 (SCHEDULE_DEBUG_INSN_P): New.
5623 (sd_iterator_cond): Accept empty list.
5624 * combine.c (create_log_links): Skip debug insns.
5625 (combine_instructions): Likewise.
5626 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5627 return value is always unshared.
5628 (struct rtx_subst_pair): New.
5629 (auto_adjust_pair): New.
5630 (propagate_for_debug_subst): New.
5631 (propagate_for_debug): New.
5632 (try_combine): Skip debug insns. Propagate removed defs into
5634 (next_nonnote_nondebug_insn): New.
5635 (distribute_notes): Use it. Skip debug insns.
5636 (distribute_links): Skip debug insns.
5637 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5638 * resource.c (mark_target_live_regs): Likewise.
5639 * var-tracking.c: Include cselib.h and target.h.
5640 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5642 (micro_operation_type_name): New.
5643 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5644 (struct micro_operation_def): Update comments.
5645 (decl_or_value): New type. Use instead of decls.
5646 (struct emit_note_data_def): Add vars.
5647 (struct attrs_def): Use decl_or_value.
5648 (struct variable_tracking_info_def): Add permp, flooded.
5649 (struct location_chain_def): Update comment.
5650 (struct variable_part_def): Use decl_or_value.
5651 (struct variable_def): Make var_part a variable length array.
5653 (scratch_regs): New.
5654 (cselib_hook_called): New.
5655 (dv_is_decl_p): New.
5656 (dv_is_value_p): New.
5659 (dv_as_opaque): New.
5660 (dv_onepart_p): New.
5662 (IS_DECL_CODE): New.
5663 (check_value_is_not_decl): New.
5664 (dv_from_decl): New.
5665 (dv_from_value): New.
5666 (dv_htab_hash): New.
5667 (variable_htab_hash): Use it.
5668 (variable_htab_eq): Support values.
5669 (variable_htab_free): Free from the right pool.
5670 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5671 (attrs_list_union): Adjust.
5672 (attrs_list_mpdv_union): New.
5673 (tie_break_pointers): New.
5674 (canon_value_cmp): New.
5675 (unshare_variable): Return possibly-modified slot.
5676 (vars_copy_1): Adjust.
5677 (var_reg_decl_set): Adjust. Split out of...
5678 (var_reg_set): ... this.
5679 (get_init_value): Adjust.
5680 (var_reg_delete_and_set): Adjust.
5681 (var_reg_delete): Adjust.
5682 (var_regno_delete): Adjust.
5683 (var_mem_decl_set): Split out of...
5684 (var_mem_set): ... this.
5685 (var_mem_delete_and_set): Adjust.
5686 (var_mem_delete): Adjust.
5690 (variable_union): Adjust. Speed up merge of 1-part vars.
5691 (variable_canonicalize): Use unshared slot.
5692 (VALUED_RECURSED_INTO): New.
5693 (find_loc_in_1pdv): New.
5694 (struct dfset_merge): New.
5695 (insert_into_intersection): New.
5696 (intersect_loc_chains): New.
5698 (canonicalize_loc_order_check): New.
5699 (canonicalize_values_mark): New.
5700 (canonicalize_values_star): New.
5701 (variable_merge_over_cur): New.
5702 (variable_merge_over_src): New.
5703 (dataflow_set_merge): New.
5704 (dataflow_set_equiv_regs): New.
5705 (remove_duplicate_values): New.
5706 (struct dfset_post_merge): New.
5707 (variable_post_merge_new_vals): New.
5708 (variable_post_merge_perm_vals): New.
5709 (dataflow_post_merge_adjust): New.
5710 (find_mem_expr_in_1pdv): New.
5711 (dataflow_set_preserve_mem_locs): New.
5712 (dataflow_set_remove_mem_locs): New.
5713 (dataflow_set_clear_at_call): New.
5714 (onepart_variable_different_p): New.
5715 (variable_different_p): Use it.
5716 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5717 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5719 (track_loc_p): Pass it true.
5720 (struct count_use_info): New.
5721 (find_use_val): New.
5722 (replace_expr_with_values): New.
5724 (use_type): New, partially split out of...
5725 (count_uses): ... this. Count new micro-ops.
5726 (count_uses_1): Adjust.
5727 (count_stores): Adjust.
5728 (count_with_sets): New.
5729 (VAL_NEEDS_RESOLUTION): New.
5730 (VAL_HOLDS_TRACK_EXPR): New.
5731 (VAL_EXPR_IS_COPIED): New.
5732 (VAL_EXPR_IS_CLOBBERED): New.
5733 (add_uses): Adjust. Generate new micro-ops.
5734 (add_uses_1): Adjust.
5735 (add_stores): Generate new micro-ops.
5736 (add_with_sets): New.
5737 (find_src_status): Adjust.
5738 (find_src_set_src): Adjust.
5739 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5740 Handle new micro-ops. Canonicalize value equivalances.
5741 (vt_find_locations): Compute total size of hash tables for
5742 dumping. Perform merge for var-tracking-assignments. Don't
5743 disregard single-block loops.
5744 (dump_attrs_list): Handle decl_or_value.
5745 (dump_variable): Take variable. Deal with decl_or_value.
5746 (dump_variable_slot): New.
5747 (dump_vars): Use it.
5748 (dump_dataflow_sets): Adjust.
5749 (set_slot_part): New, extended to support one-part variables
5750 after splitting out of...
5751 (set_variable_part): ... this.
5752 (clobber_slot_part): New, split out of...
5753 (clobber_variable_part): ... this.
5754 (delete_slot_part): New, split out of...
5755 (delete_variable_part): .... this.
5756 (check_wrap_constant): New.
5757 (vt_expand_loc_callback): New.
5758 (vt_expand_loc): New.
5759 (emit_note_insn_var_location): Adjust. Handle values. Handle
5760 EMIT_NOTE_AFTER_CALL_INSN.
5761 (emit_notes_for_differences_1): Adjust. Handle values.
5762 (emit_notes_for_differences_2): Likewise.
5763 (emit_notes_for_differences): Adjust.
5764 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5765 Adjust. Handle new micro-ops.
5766 (vt_add_function_parameters): Adjust. Create and bind values.
5767 (vt_initialize): Adjust. Initialize scratch_regs and
5768 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5769 operations. Move some code to count_with_sets and add_with_sets.
5770 (delete_debug_insns): New.
5771 (vt_debug_insns_local): New.
5772 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5774 (var_tracking_main): If var-tracking-assignments is enabled
5775 but var-tracking isn't, delete debug insns and leave. Likewise
5776 if we exceed limits or fail the stack adjustments tests, and
5777 after all var-tracking processing.
5778 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5779 (dataflow_set): Add traversed_vars.
5780 (value_chain, const_value_chain): New typedefs.
5781 (value_chain_pool, value_chains): New variables.
5782 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5783 add_value_chains, add_cselib_value_chains, remove_value_chain,
5784 remove_value_chains, remove_cselib_value_chains): New functions.
5785 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5786 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5788 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5789 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5790 (dst_can_be_shared): New variable.
5791 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5792 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5793 different from set->vars, look up slot again instead of using the
5795 (dataflow_set_init): Initialize traversed_vars.
5796 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5797 lookup if set->vars is shared. Don't keep slot cleared before
5798 calling unshare_variable. Unshare set->vars if needed. Adjust
5799 unshare_variable callers. Clear dst_can_be_shared if needed.
5800 Even ->refcount == 1 vars must be unshared if set->vars is shared
5801 and var needs to be modified.
5802 (dataflow_set_union): Set traversed_vars during canonicalization.
5803 (VALUE_CHANGED, DECL_CHANGED): Define.
5804 (set_dv_changed, dv_changed_p): New static inlines.
5805 (track_expr_p): Clear DECL_CHANGED.
5806 (dump_dataflow_sets): Set it.
5807 (variable_was_changed): Call set_dv_changed.
5808 (emit_note_insn_var_location): Likewise.
5809 (changed_variables_stack): New variable.
5810 (check_changed_vars_1, check_changed_vars_2): New functions.
5811 (emit_notes_for_changes): Do nothing if changed_variables is
5812 empty. Traverse changed_variables with check_changed_vars_1,
5813 call check_changed_vars_2 on each changed_variables_stack entry.
5814 (emit_notes_in_bb): Add SET argument. Just clear it at the
5815 beginning, use it instead of local &set, don't destroy it at the end.
5816 (vt_emit_notes): Call dataflow_set_clear early on all
5817 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5818 computed set, dataflow_set_clear also VTI(bb)->in when we are
5819 done with the basic block. Initialize changed_variables_stack,
5820 free it afterwards. If ENABLE_CHECKING verify that after noting
5821 differences to an empty set value_chains hash table is empty.
5822 (vt_initialize): Initialize value_chains and value_chain_pool.
5823 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5824 (variable_tracking_main): Call dump_dataflow_sets before calling
5825 vt_emit_notes, not after it.
5826 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5827 (propagate_var_def_into_debug_stmts): Declare.
5828 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5829 (df_set_note): Reject debug insns.
5830 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5831 add notes to debug insns.
5832 (df_note_bb_compute): Adjust. Likewise.
5833 (df_simulate_uses): Skip debug insns.
5834 (df_simulate_initialize_backwards): Likewise.
5835 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5836 (subst_stack_regs_pat): Reject debug insns.
5837 (convert_regs_1): Handle debug insns.
5838 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5839 (print-rtl.o): Depend on cselib.h.
5840 (cselib.o): Depend on TREE_PASS_H.
5841 (var-tracking.o): Depend on cselib.h and TARGET_H.
5842 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5843 (init_ready_list): Skip boundary debug insns.
5844 (add_branch_dependences): Skip debug insns.
5845 (free_block_dependencies): Check for blocks with only debug insns.
5846 (compute_priorities): Likewise.
5847 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5848 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5850 (gimple_build_debug_bind_stat): New.
5851 (empty_body_p): Skip debug stmts.
5852 (gimple_has_side_effects): Likewise.
5853 (gimple_rhs_has_side_effects): Likewise.
5854 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5855 (gimple_build_debug_bind_stat): Declare.
5856 (gimple_build_debug_bind): Define.
5857 (is_gimple_debug): New.
5858 (gimple_debug_bind_p): New.
5859 (gimple_debug_bind_get_var): New.
5860 (gimple_debug_bind_get_value): New.
5861 (gimple_debug_bind_get_value_ptr): New.
5862 (gimple_debug_bind_set_var): New.
5863 (gimple_debug_bind_set_value): New.
5864 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5865 (gimple_debug_bind_reset_value): New.
5866 (gimple_debug_bind_has_value_p): New.
5867 (gsi_next_nondebug): New.
5868 (gsi_prev_nondebug): New.
5869 (gsi_start_nondebug_bb): New.
5870 (gsi_last_nondebug_bb): New.
5871 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5872 (print_insn): Handle DEBUG_INSN.
5873 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5874 of first insn prevail.
5875 (first_stmt): Skip debug stmts.
5876 (first_non_label_stmt): Likewise.
5877 (last_stmt): Likewise.
5878 (has_zero_uses_1): New.
5879 (single_imm_use_1): New.
5880 (verify_gimple_debug): New.
5881 (verify_types_in_gimple_stmt): Handle debug stmts.
5882 (verify_stmt): Likewise.
5883 (debug_loop_num): Skip debug stmts.
5884 (remove_edge_and_dominated_blocks): Remove dominators last.
5885 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5886 (linearize_expr): Likewise.
5887 * config/i386/i386.c (ix86_delegitimize_address): Call
5888 default implementation.
5889 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5890 (group_barrier_needed): Skip debug insns.
5891 (emit_insn_group_barriers): Likewise.
5892 (emit_all_insn_group_barriers): Likewise.
5893 (ia64_variable_issue): Handle debug insns.
5894 (ia64_dfa_new_cycle): Likewise.
5895 (final_emit_insn_group_barriers): Skip debug insns.
5896 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5897 def cfa without frame.
5898 (process_set): Likewise.
5899 (process_for_unwind_directive): Pass frame on.
5900 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5901 (rs6000_delegitimize_address): New.
5902 (rs6000_debug_adjust_cost): Handle debug insns.
5903 (is_microcoded_insn): Likewise.
5904 (is_cracked_insn): Likewise.
5905 (is_nonpipeline_insn): Likewise.
5906 (insn_must_be_first_in_group): Likewise.
5907 (insn_must_be_last_in_group): Likewise.
5908 (force_new_group): Likewise.
5909 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5910 contains only debug insns.
5911 (rtl_merge_blocks): Skip debug insns.
5912 (purge_dead_edges): Likewise.
5913 (rtl_block_ends_with_call_p): Skip debug insns.
5914 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5915 (mark_reg_dependencies): Skip debug insns.
5916 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5917 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5918 * tree-ssa-threadedge.c
5919 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5920 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5921 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5922 (copyprop_hardreg_forward_1): Handle debug insns.
5923 * reload1.c (reload): Skip debug insns. Replace unassigned
5924 pseudos in debug insns with their equivalences.
5925 (eliminate_regs_in_insn): Skip debug insns.
5926 (emit_input_reload_insns): Skip debug insns at first, adjust
5928 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5929 (get_indirect_ref_operands): Pass opf_no_vops on.
5930 (get_expr_operands): Likewise. Skip debug stmts.
5931 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5933 2009-09-01 Richard Henderson <rth@redhat.com>
5935 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5936 stmt_ends_pp_p statements at least once.
5937 * tree-vrp.c (vrp_initialize): Likewise.
5938 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5940 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5943 Fix AIX bootstrap after PR debug/30161
5944 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5945 that is a GNU extension.
5946 (tmpl_value_parm_die_table): Move the definition of this global
5947 outside #ifdef DWARF2_DEBUGGING_INFO region.
5949 2009-09-01 Richard Guenther <rguenther@suse.de>
5951 * tree.c (tree_expr_size): New function.
5952 * tree.h (tree_expr_size): Declare.
5953 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5954 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5955 * langhooks.c (lhd_expr_size): Remove.
5956 * langhooks.h (struct lang_hooks): Remove expr_size.
5957 * explow.c (expr_size): Use tree_expr_size.
5958 (int_expr_size): Likewise.
5959 * langhooks-def.h (lhd_expr_size): Remove.
5960 (LANG_HOOKS_EXPR_SIZE): Likewise.
5961 (LANG_HOOKS_INITIALIZER): Adjust.
5963 2009-09-01 Richard Guenther <rguenther@suse.de>
5965 * tree-flow.h (mark_addressable): Move declaration ...
5966 * tree.h (mark_addressable): ... here.
5967 * stmt.c (expand_asm_operands): Use mark_addressable, not
5968 lang_hooks.mark_addressable.
5969 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5970 LANG_HOOKS_MARK_ADDRESSABLE.
5971 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5972 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5974 2009-08-31 Chris Demetriou <cgd@google.com>
5976 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5977 vectorize if not TARGET_SSE2.
5979 2009-08-31 DJ Delorie <dj@redhat.com>
5981 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5982 registers if no coprocessor is enabled.
5984 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5987 * cgraph.h (cgraph_get_node): Declare ...
5988 * cgraph.c (cgraph_get_node): ... new function.
5989 * dwarf2out.c (gen_generic_params_dies,
5990 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5991 make_ith_pack_parameter_name,
5992 append_entry_to_tmpl_value_parm_die_table,
5993 gen_remaining_tmpl_value_param_die_attribute): New functions.
5994 (gen_subprogram_die): Generate debug info for template parameters
5995 if debug info level is higher than DINFO_LEVEL_TERSE.
5996 Use tree_add_const_value_attribute_for_decl instead of
5997 tree_add_const_value_attribute.
5998 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5999 instead of tree_add_const_value_attribute.
6000 (gen_struct_or_union_type_die): Generate debug
6001 info for template parameters if debug info level is higher than
6003 (tree_add_const_value_attribute): Handle integral and pointer
6004 constants. Update comment.
6005 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6006 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6007 (reference_to_unused): Fix thinko. Remove redundant predicates from
6009 (tree_add_const_value_attribute): Make this work for constant
6011 tree_add_const_value_attribute_for_decl is to be used for variable
6013 (add_location_or_const_value_attribute): Use
6014 tree_add_const_value_attribute_for_decl now.
6015 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6016 DW_TAG_template_value_param DIEs after function DIEs have been
6018 * langhooks.h (lang_hooks_for_types): Add
6019 get_argument_pack_elems.
6020 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6021 (lang_hooks): Added get_innermost_generic_parms,
6022 get_innermost_generic_args.
6023 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6024 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6025 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6026 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6028 2009-08-31 DJ Delorie <dj@redhat.com>
6030 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6031 it once we start generating the prologue or epilogue.
6032 (mep_call_saves_register): If the frame is locked, re-use
6034 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6035 (mep_expand_prologue): Call it.
6036 (mep_expand_epilogue): Likewise.
6037 (mep_start_function): Use the same logic as mep_expand_prologue.
6038 (mep_pass_by_reference): Make logic more readable.
6039 (mep_return_in_memory): Zero-sized objects are passed in memory.
6040 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6042 2009-08-31 Richard Guenther <rguenther@suse.de>
6044 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6045 to query if the memory regions for memmove overlap.
6046 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6047 asserts on pointers, instead deal with odd trees.
6048 (ptr_derefs_may_alias_p): Likewise.
6049 (refs_may_alias_p_1): Constructor bases also never alias.
6051 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6053 * doc/install.texi (Final install): Adjust reference on where to
6054 order printed manuals.
6056 2009-08-30 Olivier Hainque <hainque@adacore.com>
6058 * dwarf2out.c (switch_to_frame_table_section): Move
6059 definition prior to first use.
6061 2009-08-30 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/41186
6064 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6065 (ao_ref_init_from_ptr_and_size): New function.
6066 (ref_maybe_used_by_call_p_1): Be more precise tracking
6067 used ranges for builtin functions.
6068 (ref_maybe_used_by_call_p): Adjust.
6069 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6070 ranges for builtin functions.
6071 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6073 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6076 * fwprop.c (get_reg_use_in): Delete.
6077 (free_load_extend): New function.
6078 (forward_propagate_subreg): Use it.
6080 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6082 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6084 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6087 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6090 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6092 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6093 fini or fini_array section.
6095 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6097 * graphite-dependences.c (graphite_legal_transform_bb): Call
6098 pbb_remove_duplicate_pdrs.
6099 * graphite-poly.c (can_collapse_pdr): Removed.
6100 (pdr_find_duplicate): Removed.
6101 (can_collapse_pdrs): New.
6102 (pbb_remove_duplicate_pdrs): New.
6103 (new_poly_dr): Do not look for duplicates.
6104 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6105 (PBB_PDR_DUPLICATES_REMOVED): New.
6106 (pbb_remove_duplicate_pdrs): Declared.
6108 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6110 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6111 the strides by multiplying by PDR_NB_REFS.
6112 * graphite-poly.c (can_collapse_pdr): New.
6113 (pdr_find_duplicate): New.
6114 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6115 Initialize PDR_NB_REFS.
6116 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6118 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6120 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6123 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6126 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6128 * graphite-dependences.c (pddr_original_scattering): Return NULL
6129 for read-read dependence relations.
6130 * graphite-poly.h (enum poly_dr_type): Fix comment.
6133 (pdr_may_write_p): New.
6135 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6137 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6138 (struct poly_dr): Same.
6139 (new_poly_dr): Same.
6140 * graphite-poly.c (new_poly_dr): Same.
6141 * graphite-dependences.c (dot_deps): Disable call to system.
6143 2009-08-28 Cary Coutant <ccoutant@google.com>
6146 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6147 struct/union/enum types local to a function.
6149 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6150 Sebastian Pop <sebastian.pop@amd.com>
6152 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6153 pbb_strip_mine_time_depth. Changed the implementation so that
6154 transformation is expressed as a transformation on
6155 time (scatttering) dimensions. Also, ensures that the 2d+1
6156 scheduling format is preserved.
6157 (pbb_strip_mine_profitable_p): Profitability is based on the
6158 iteration number of a given time (scattering) dimension,
6159 and not on a original loop depth dimension.
6160 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6161 (pbb_do_strip_mine): Call psct_dynamic_dim.
6162 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6163 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6164 (pbb_nb_dynamic_scattering_transform): New.
6165 (psct_dynamic_dim): New.
6167 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6169 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6170 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6171 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6172 * graphite-interchange.c (build_linearized_memory_access): Same.
6173 (memory_stride_in_loop): Same.
6175 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6177 * graphite-dependences.c (pddr_original_scattering): New.
6178 (graphite_legal_transform_dr): Call pddr_original_scattering.
6181 * graphite-dependences.h (dot_deps): Declared.
6182 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6183 (print_pdr): Print PDR_ID.
6184 * graphite-poly.h (struct poly_dr): Add field id.
6187 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6189 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6191 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6192 not delete the original dependence relation.
6194 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6196 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6197 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6198 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6199 (free_poly_ddr): New.
6200 (pddr_is_empty): New.
6201 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6202 (dependence_polyhedron): Same. Remove useless gcc_assert.
6204 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6205 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6206 * graphite-dependences.h (enum poly_dependence_kind): New.
6207 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6208 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6209 (PDRP_SINK): Renamed PDDR_SINK.
6210 (PDRP_DDP): Renamed PDDR_DDP.
6212 (free_poly_ddr): Declared.
6213 * graphite-poly.c (new_scop): Use the new hash function names.
6214 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6215 into original_pddrs.
6216 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6218 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6220 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6221 bounds with LT_EXPR to make niter analysis more precise on code
6222 generated by Graphite.
6224 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6226 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6227 (graphite_legal_transform_bb): Same.
6228 (poly_drs_may_alias_p): Same.
6230 2009-08-28 Richard Guenther <rguenther@suse.de>
6232 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6234 2009-08-28 Jan Beulich <jbeulich@novell.com>
6236 * config/i386/netware.c: Include langhooks.h.
6237 (i386_nlm_encode_section_info): Simplify.
6238 (netware_override_options): Delete.
6239 * config/i386/netware.h (netware_override_options): Delete
6241 (OVERRIDE_OPTIONS): Delete definition.
6242 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6243 (ASM_COMMENT_START): Define.
6244 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6246 2009-08-28 Jan Beulich <jbeulich@novell.com>
6248 * configure.ac: For in-tree ld, do a plain version check to
6249 determine whether comdat groups are supported.
6250 * configure: Regenerate.
6252 2009-08-28 Olivier Hainque <hainque@adacore.com>
6254 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6255 always defined. Reflect definition or absence of such for
6256 COLLECT_EXPORT_LIST. Readability helper.
6257 (scanfilter): New enum, to help control what symbols
6258 are to be considered or ignored by scan_prog_file.
6259 (enum pass): Rename as "scanpass", moved together with scanfilter
6260 prior to scan_prog_file's prototype.
6261 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6262 Group prototype with the scanpass/scanfilter definitions, factorize
6263 head comments for the several implementations at the prototype.
6264 (main): Reorganize the first pass link control to let AIX
6265 drag only the needed frame tables in executables. Prevent
6266 frame tables collection during the scan aimed at static ctors.
6267 Pre-link and scan for frame tables later to compensate.
6268 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6269 A C statement to issue assembly directives that create a reference
6270 to the given DWARF table identifier label from the current function
6272 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6273 to differentiate first time section entry. Only emit a .data
6274 tables start identifier label the first time around.
6275 (switch_to_frame_table_section): New function. Helper for
6276 output_call_frame_info to switch possibly BACK into the eh_frame
6277 or the debug_frame section depending on FOR_EH.
6278 (output_call_frame_info): Use helper to first enter the proper
6280 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6281 emit a link to the frame table start label from each function
6283 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6284 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6285 * config/rs6000/rs6000-protos.h: Declare it.
6286 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6288 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6290 * config/sh/sh.c (split_branches): Check the result of
6293 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6295 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6296 using -pthread -fopenmp
6298 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6300 * doc/service.texi (service directory): Update URL.
6302 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6304 PR rtl-optimization/40861
6305 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6306 extract word from a multi-word subreg for negative byte positions.
6308 2009-08-27 Tristan Gingold <gingold@adacore.com>
6309 Douglas B Rupp <rupp@gnat.com>
6311 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6312 (SECTION_VMS_OVERLAY): Define.
6313 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6315 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6317 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6318 common_object declarations.
6319 (ia64_section_type_flags): Set section flag for common_object.
6320 * config/ia64/ia64-protos.h
6321 (ia64_vms_output_aligned_decl_common): Declare.
6322 (ia64_vms_elf_asm_named_section): Declare.
6324 2009-08-27 Michael Matz <matz@suse.de>
6326 * expr.c (expand_expr_real_2): New function taking exploded
6327 unary or binary expression, split out from ...
6328 (expand_expr_real_1): ... here. Move over all unary/binary
6329 switch parts to above function, in particular these codes:
6330 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6331 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6332 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6333 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6334 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6335 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6336 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6337 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6338 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6339 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6340 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6341 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6342 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6343 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6344 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6345 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6346 VEC_PACK_FIX_TRUNC_EXPR.
6347 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6350 2009-08-27 Richard Guenther <rguenther@suse.de>
6352 * gengtype.c (main): Handle uint64_t.
6353 * ipa-utils.c (get_base_var): Indent properly.
6354 * tree-ssa-live.c (debug_scope_block): New function.
6355 * tree-flow.h (debug_scope_block): Declare.
6356 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6357 * basic-block.h (enum profile_status): Rename to
6358 enum profile_status_d.
6359 (x_profile_status): Adjust type.
6361 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6364 * dwarf2out.c (get_context_die): Declare this static function.
6365 (gen_type_die_with_usage): Make sure a DIE is a generated for
6366 the context of a typedef.
6368 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6370 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6373 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6375 * config/mips/mips-protos.h (mips_output_sync): Declare.
6376 (mips_sync_loop_insns): Likewise.
6377 (mips_output_sync_loop): Replace first two parameters with an rtx.
6378 * config/mips/mips.c (mips_multi_member): New structure.
6379 (mips_multi_members): New variable.
6380 (mips_multi_start): New function.
6381 (mips_multi_add): Likewise.
6382 (mips_multi_add_insn): Likewise.
6383 (mips_multi_add_label): Likewise.
6384 (mips_multi_last_index): Likewise.
6385 (mips_multi_copy_insn): Likewise.
6386 (mips_multi_set_operand): Likewise.
6387 (mips_multi_write): Likewise.
6388 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6389 (mips_init_print_operand_punct): Update accordingly.
6390 (mips_start_ll_sc_sync_block): New function.
6391 (mips_end_ll_sc_sync_block): Likewise.
6392 (mips_output_sync): Likewise.
6393 (mips_sync_insn1_template): Likewise.
6394 (mips_sync_insn2_template): Likewise.
6395 (mips_get_sync_operand): Likewise.
6396 (mips_process_sync_loop): Likewise.
6397 (mips_output_sync_loop): Use mips_process_sync_loop.
6398 (mips_sync_loop_insns): New function.
6399 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6400 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6401 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6402 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6403 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6404 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6405 (MIPS_SYNC_OLD_OP_12): Likewise.
6406 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6407 (MIPS_SYNC_NEW_OP_12): Likewise.
6408 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6409 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6410 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6411 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6412 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6413 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6414 * config/mips/mips.md (sync_mem): New attribute.
6415 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6416 (sync_exclusive_mask, sync_required_oldval): Likewise.
6417 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6418 (sync_release_barrier): Likewise.
6419 (length): Handle sync loops.
6420 (sync): Use mips_output_sync.
6421 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6422 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6423 and use mips_output_sync_loop.
6424 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6425 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6426 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6427 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6428 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6429 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6430 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6431 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6432 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6434 2009-08-26 Richard Guenther <rguenther@suse.de>
6437 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6438 the types to not match.
6439 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6441 * tree-ssa.c (useless_type_conversion_p): Conversions to
6442 pointers to unprototyped functions are useless.
6444 2009-08-26 Richard Guenther <rguenther@suse.de>
6446 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6447 whole-program condition, prepare to be called for non-globals.
6448 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6449 params build a representative with known type and track its fields.
6451 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6453 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6454 clearing by a taken branch.
6455 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6456 effectively after bbro pass.
6457 (sync_nand<mode>): Ditto.
6458 (sync_old_<fetchop_name><mode>): Ditto.
6459 (sync_old_nand<mode>): Ditto.
6460 (sync_new_<fetchop_name><mode>): Dito.
6461 (sync_new_nand<mode>): Ditto.
6462 (sync_compare_and_swap<mode>_1): Ditto.
6463 (*sync_compare_and_swap<mode>): Ditto.
6464 (sync_lock_test_and_set<mode>_1): Ditto.
6465 ("sync_lock_test_and_set<mode>): Ditto.
6467 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6469 * hwint.h (HOST_LONG_FORMAT): New macro
6470 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6471 Use HOST_PTR_PRINTF.
6472 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6473 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6474 (HOST_PTR_PRINTF): Document.
6476 2009-08-25 Jan Hubicka <jh@suse.cz>
6478 * config/i386/bmmintrin.h: Replace by #error.
6481 Michael Meissner <michael.meissner@amd.com>
6482 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6483 Tony Linthicum <tony.linthicum@amd.com>
6485 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6486 (TARGET_ROUND): New macro for the round/ptest instructions which
6487 are shared between SSE4.1 and SSE5.
6488 (OPTION_MASK_ISA_ROUND): Ditto.
6489 (OPTION_ISA_ROUND): Ditto.
6490 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6491 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6493 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6494 (-mfused-madd): New switch to give users control over whether the
6495 compiler optimizes to use the multiply/add SSE5 instructions.
6497 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6498 (ix86_handle_option): Turn off 3dnow if -msse5.
6499 (override_options): Add SSE5 support.
6500 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6502 (ix86_expand_sse_movcc): Add SSE5 support.
6503 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6504 vector type to the next largest size.
6505 (ix86_expand_sse5_pack): New function to use pperm to pack a
6506 vector type to the next smallest size.
6507 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6508 (IX86_BUILTIN_FMADDSD): Ditto.
6509 (IX86_BUILTIN_FMADDPS): Ditto.
6510 (IX86_BUILTIN_FMADDPD): Ditto.
6511 (IX86_BUILTIN_FMSUBSS): Ditto.
6512 (IX86_BUILTIN_FMSUBSD): Ditto.
6513 (IX86_BUILTIN_FMSUBPS): Ditto.
6514 (IX86_BUILTIN_FMSUBPD): Ditto.
6515 (IX86_BUILTIN_FNMADDSS): Ditto.
6516 (IX86_BUILTIN_FNMADDSD): Ditto.
6517 (IX86_BUILTIN_FNMADDPS): Ditto.
6518 (IX86_BUILTIN_FNMADDPD): Ditto.
6519 (IX86_BUILTIN_FNMSUBSS): Ditto.
6520 (IX86_BUILTIN_FNMSUBSD): Ditto.
6521 (IX86_BUILTIN_FNMSUBPS): Ditto.
6522 (IX86_BUILTIN_FNMSUBPD): Ditto.
6523 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6524 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6525 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6526 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6527 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6528 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6529 (IX86_BUILTIN_PPERM): Ditto.
6530 (IX86_BUILTIN_PERMPS): Ditto.
6531 (IX86_BUILTIN_PERMPD): Ditto.
6532 (IX86_BUILTIN_PMACSSWW): Ditto.
6533 (IX86_BUILTIN_PMACSWW): Ditto.
6534 (IX86_BUILTIN_PMACSSWD): Ditto.
6535 (IX86_BUILTIN_PMACSWD): Ditto.
6536 (IX86_BUILTIN_PMACSSDD): Ditto.
6537 (IX86_BUILTIN_PMACSDD): Ditto.
6538 (IX86_BUILTIN_PMACSSDQL): Ditto.
6539 (IX86_BUILTIN_PMACSSDQH): Ditto.
6540 (IX86_BUILTIN_PMACSDQL): Ditto.
6541 (IX86_BUILTIN_PMACSDQH): Ditto.
6542 (IX86_BUILTIN_PMADCSSWD): Ditto.
6543 (IX86_BUILTIN_PMADCSWD): Ditto.
6544 (IX86_BUILTIN_PHADDBW): Ditto.
6545 (IX86_BUILTIN_PHADDBD): Ditto.
6546 (IX86_BUILTIN_PHADDBQ): Ditto.
6547 (IX86_BUILTIN_PHADDWD): Ditto.
6548 (IX86_BUILTIN_PHADDWQ): Ditto.
6549 (IX86_BUILTIN_PHADDDQ): Ditto.
6550 (IX86_BUILTIN_PHADDUBW): Ditto.
6551 (IX86_BUILTIN_PHADDUBD): Ditto.
6552 (IX86_BUILTIN_PHADDUBQ): Ditto.
6553 (IX86_BUILTIN_PHADDUWD): Ditto.
6554 (IX86_BUILTIN_PHADDUWQ): Ditto.
6555 (IX86_BUILTIN_PHADDUDQ): Ditto.
6556 (IX86_BUILTIN_PHSUBBW): Ditto.
6557 (IX86_BUILTIN_PHSUBWD): Ditto.
6558 (IX86_BUILTIN_PHSUBDQ): Ditto.
6559 (IX86_BUILTIN_PROTB): Ditto.
6560 (IX86_BUILTIN_PROTW): Ditto.
6561 (IX86_BUILTIN_PROTD): Ditto.
6562 (IX86_BUILTIN_PROTQ): Ditto.
6563 (IX86_BUILTIN_PROTB_IMM): Ditto.
6564 (IX86_BUILTIN_PROTW_IMM): Ditto.
6565 (IX86_BUILTIN_PROTD_IMM): Ditto.
6566 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6567 (IX86_BUILTIN_PSHLB): Ditto.
6568 (IX86_BUILTIN_PSHLW): Ditto.
6569 (IX86_BUILTIN_PSHLD): Ditto.
6570 (IX86_BUILTIN_PSHLQ): Ditto.
6571 (IX86_BUILTIN_PSHAB): Ditto.
6572 (IX86_BUILTIN_PSHAW): Ditto.
6573 (IX86_BUILTIN_PSHAD): Ditto.
6574 (IX86_BUILTIN_PSHAQ): Ditto.
6575 (IX86_BUILTIN_FRCZSS): Ditto.
6576 (IX86_BUILTIN_FRCZSD): Ditto.
6577 (IX86_BUILTIN_FRCZPS): Ditto.
6578 (IX86_BUILTIN_FRCZPD): Ditto.
6579 (IX86_BUILTIN_CVTPH2PS): Ditto.
6580 (IX86_BUILTIN_CVTPS2PH): Ditto.
6581 (IX86_BUILTIN_COMEQSS): Ditto.
6582 (IX86_BUILTIN_COMNESS): Ditto.
6583 (IX86_BUILTIN_COMLTSS): Ditto.
6584 (IX86_BUILTIN_COMLESS): Ditto.
6585 (IX86_BUILTIN_COMGTSS): Ditto.
6586 (IX86_BUILTIN_COMGESS): Ditto.
6587 (IX86_BUILTIN_COMUEQSS): Ditto.
6588 (IX86_BUILTIN_COMUNESS): Ditto.
6589 (IX86_BUILTIN_COMULTSS): Ditto.
6590 (IX86_BUILTIN_COMULESS): Ditto.
6591 (IX86_BUILTIN_COMUGTSS): Ditto.
6592 (IX86_BUILTIN_COMUGESS): Ditto.
6593 (IX86_BUILTIN_COMORDSS): Ditto.
6594 (IX86_BUILTIN_COMUNORDSS): Ditto.
6595 (IX86_BUILTIN_COMFALSESS): Ditto.
6596 (IX86_BUILTIN_COMTRUESS): Ditto.
6597 (IX86_BUILTIN_COMEQSD): Ditto.
6598 (IX86_BUILTIN_COMNESD): Ditto.
6599 (IX86_BUILTIN_COMLTSD): Ditto.
6600 (IX86_BUILTIN_COMLESD): Ditto.
6601 (IX86_BUILTIN_COMGTSD): Ditto.
6602 (IX86_BUILTIN_COMGESD): Ditto.
6603 (IX86_BUILTIN_COMUEQSD): Ditto.
6604 (IX86_BUILTIN_COMUNESD): Ditto.
6605 (IX86_BUILTIN_COMULTSD): Ditto.
6606 (IX86_BUILTIN_COMULESD): Ditto.
6607 (IX86_BUILTIN_COMUGTSD): Ditto.
6608 (IX86_BUILTIN_COMUGESD): Ditto.
6609 (IX86_BUILTIN_COMORDSD): Ditto.
6610 (IX86_BUILTIN_COMUNORDSD): Ditto.
6611 (IX86_BUILTIN_COMFALSESD): Ditto.
6612 (IX86_BUILTIN_COMTRUESD): Ditto.
6613 (IX86_BUILTIN_COMEQPS): Ditto.
6614 (IX86_BUILTIN_COMNEPS): Ditto.
6615 (IX86_BUILTIN_COMLTPS): Ditto.
6616 (IX86_BUILTIN_COMLEPS): Ditto.
6617 (IX86_BUILTIN_COMGTPS): Ditto.
6618 (IX86_BUILTIN_COMGEPS): Ditto.
6619 (IX86_BUILTIN_COMUEQPS): Ditto.
6620 (IX86_BUILTIN_COMUNEPS): Ditto.
6621 (IX86_BUILTIN_COMULTPS): Ditto.
6622 (IX86_BUILTIN_COMULEPS): Ditto.
6623 (IX86_BUILTIN_COMUGTPS): Ditto.
6624 (IX86_BUILTIN_COMUGEPS): Ditto.
6625 (IX86_BUILTIN_COMORDPS): Ditto.
6626 (IX86_BUILTIN_COMUNORDPS): Ditto.
6627 (IX86_BUILTIN_COMFALSEPS): Ditto.
6628 (IX86_BUILTIN_COMTRUEPS): Ditto.
6629 (IX86_BUILTIN_COMEQPD): Ditto.
6630 (IX86_BUILTIN_COMNEPD): Ditto.
6631 (IX86_BUILTIN_COMLTPD): Ditto.
6632 (IX86_BUILTIN_COMLEPD): Ditto.
6633 (IX86_BUILTIN_COMGTPD): Ditto.
6634 (IX86_BUILTIN_COMGEPD): Ditto.
6635 (IX86_BUILTIN_COMUEQPD): Ditto.
6636 (IX86_BUILTIN_COMUNEPD): Ditto.
6637 (IX86_BUILTIN_COMULTPD): Ditto.
6638 (IX86_BUILTIN_COMULEPD): Ditto.
6639 (IX86_BUILTIN_COMUGTPD): Ditto.
6640 (IX86_BUILTIN_COMUGEPD): Ditto.
6641 (IX86_BUILTIN_COMORDPD): Ditto.
6642 (IX86_BUILTIN_COMUNORDPD): Ditto.
6643 (IX86_BUILTIN_COMFALSEPD): Ditto.
6644 (IX86_BUILTIN_COMTRUEPD): Ditto.
6645 (IX86_BUILTIN_PCOMEQUB): Ditto.
6646 (IX86_BUILTIN_PCOMNEUB): Ditto.
6647 (IX86_BUILTIN_PCOMLTUB): Ditto.
6648 (IX86_BUILTIN_PCOMLEUB): Ditto.
6649 (IX86_BUILTIN_PCOMGTUB): Ditto.
6650 (IX86_BUILTIN_PCOMGEUB): Ditto.
6651 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6652 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6653 (IX86_BUILTIN_PCOMEQUW): Ditto.
6654 (IX86_BUILTIN_PCOMNEUW): Ditto.
6655 (IX86_BUILTIN_PCOMLTUW): Ditto.
6656 (IX86_BUILTIN_PCOMLEUW): Ditto.
6657 (IX86_BUILTIN_PCOMGTUW): Ditto.
6658 (IX86_BUILTIN_PCOMGEUW): Ditto.
6659 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6660 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6661 (IX86_BUILTIN_PCOMEQUD): Ditto.
6662 (IX86_BUILTIN_PCOMNEUD): Ditto.
6663 (IX86_BUILTIN_PCOMLTUD): Ditto.
6664 (IX86_BUILTIN_PCOMLEUD): Ditto.
6665 (IX86_BUILTIN_PCOMGTUD): Ditto.
6666 (IX86_BUILTIN_PCOMGEUD): Ditto.
6667 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6668 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6669 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6670 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6671 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6672 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6673 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6674 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6675 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6676 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6677 (IX86_BUILTIN_PCOMEQB): Ditto.
6678 (IX86_BUILTIN_PCOMNEB): Ditto.
6679 (IX86_BUILTIN_PCOMLTB): Ditto.
6680 (IX86_BUILTIN_PCOMLEB): Ditto.
6681 (IX86_BUILTIN_PCOMGTB): Ditto.
6682 (IX86_BUILTIN_PCOMGEB): Ditto.
6683 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6684 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6685 (IX86_BUILTIN_PCOMEQW): Ditto.
6686 (IX86_BUILTIN_PCOMNEW): Ditto.
6687 (IX86_BUILTIN_PCOMLTW): Ditto.
6688 (IX86_BUILTIN_PCOMLEW): Ditto.
6689 (IX86_BUILTIN_PCOMGTW): Ditto.
6690 (IX86_BUILTIN_PCOMGEW): Ditto.
6691 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6692 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6693 (IX86_BUILTIN_PCOMEQD): Ditto.
6694 (IX86_BUILTIN_PCOMNED): Ditto.
6695 (IX86_BUILTIN_PCOMLTD): Ditto.
6696 (IX86_BUILTIN_PCOMLED): Ditto.
6697 (IX86_BUILTIN_PCOMGTD): Ditto.
6698 (IX86_BUILTIN_PCOMGED): Ditto.
6699 (IX86_BUILTIN_PCOMFALSED): Ditto.
6700 (IX86_BUILTIN_PCOMTRUED): Ditto.
6701 (IX86_BUILTIN_PCOMEQQ): Ditto.
6702 (IX86_BUILTIN_PCOMNEQ): Ditto.
6703 (IX86_BUILTIN_PCOMLTQ): Ditto.
6704 (IX86_BUILTIN_PCOMLEQ): Ditto.
6705 (IX86_BUILTIN_PCOMGTQ): Ditto.
6706 (IX86_BUILTIN_PCOMGEQ): Ditto.
6707 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6708 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6709 (enum multi_arg_type): New enum for describing the various SSE5
6710 intrinsic argument types.
6711 (bdesc_multi_arg): New table for SSE5 intrinsics.
6712 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6713 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6715 (ix86_expand_builtin): Add SSE5 intrinsic support.
6716 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6717 operand instructions.
6718 (ix86_expand_sse5_multiple_memory): New function to split the
6719 second memory reference from SSE5 instructions.
6720 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6721 (ix86_return_pops_args): Use stdarg_p to determine if the function
6722 has variable arguments.
6723 (ix86_setup_incoming_varargs): Ditto.
6724 (x86_this_parameter): Ditto.
6726 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6728 (ix86_expand_sse5_pack): Ditto.
6729 (ix86_sse5_valid_op_p): Ditto.
6730 (ix86_expand_sse5_multiple_memory): Ditto.
6732 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6733 constant for SSE5 support.
6734 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6735 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6736 (UNSPEC_SSE5_PERMUTE): Ditto.
6737 (UNSPEC_SSE5_ASHIFT): Ditto.
6738 (UNSPEC_SSE5_LSHIFT): Ditto.
6739 (UNSPEC_FRCZ): Ditto.
6740 (UNSPEC_CVTPH2PS): Ditto.
6741 (UNSPEC_CVTPS2PH): Ditto.
6742 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6744 (COM_FALSE_S): Ditto.
6745 (COM_FALSE_P): Ditto.
6746 (COM_TRUE_S): Ditto.
6747 (COM_TRUE_P): Ditto.
6748 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6749 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6751 (memory attribute): Ditto.
6752 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6753 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6754 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6755 (floor<mode>2): Ditto.
6756 (ceil<mode>2): Ditto.
6757 (btrunc<mode>2): Ditto.
6758 (nearbyintdf2): Ditto.
6759 (nearbyintsf2): Ditto.
6760 (sse_setccsf): Disable if SSE5.
6761 (sse_setccdf): Ditto.
6762 (sse5_setcc<mode>): New support for SSE5 conditional move.
6763 (sse5_pcmov_<mode>): Ditto.
6765 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6767 (SSEMODEF2P): Ditto.
6768 (ssemodesuffixf4): New mode attribute for SSE5.
6769 (ssemodesuffixf2s): Ditto.
6770 (ssemodesuffixf2c): Ditto.
6771 (sserotatemax): Ditto.
6772 (ssescalarmode): Ditto.
6773 (sse_maskcmpv4sf3): Disable if SSE5.
6774 (sse_maskcmpv2df3): Ditto.
6775 (sse_vmmaskcmpv4sf3): Ditto.
6776 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6777 (sse5_vmfmadd<mode>4): Ditto.
6778 (sse5_fmsub<mode>4): Ditto.
6779 (sse5_vmfmsub<mode>4): Ditto.
6780 (sse5_fnmadd<mode>4): Ditto.
6781 (sse5_vmfnmadd<mode>4): Ditto.
6782 (sse5_fnmsub<mode>4): Ditto.
6783 (sse5_vmfnmsub<mode>4): Ditto.
6784 (sse5i_fmadd<mode>4): Ditto.
6785 (sse5i_fmsub<mode>4): Ditto.
6786 (sse5i_fnmadd<mode>4): Ditto.
6787 (sse5i_fnmsub<mode>4): Ditto.
6788 (sse5i_vmfmadd<mode>4): Ditto.
6789 (sse5i_vmfmsub<mode>4): Ditto.
6790 (sse5i_vmfnmadd<mode>4): Ditto.
6791 (sse5i_vmfnmsub<mode>4): Ditto.
6792 (mulv16qi3): Add SSE5 support.
6794 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6795 (sse2_mulv4si3): Disable if SSE5.
6796 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6797 (sse4_1_roundps): Ditto.
6798 (sse4_1_roundsd): Ditto.
6799 (sse4_1_roundss): Ditto.
6800 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6802 (sse_maskcmpsf3): Ditto.
6803 (sse_vmmaskcmpv4sf3): Ditto.
6804 (sse2_maskcmpv2df3): Ditto.
6805 (sse2_maskcmpdf3): Ditto.
6806 (sse2_vmmaskcmpv2df3): Ditto.
6807 (sse2_eq<mode>3): Ditto.
6808 (sse2_gt<mode>3): Ditto.
6809 (sse5_pcmov_<mode>): Add SSE5 support.
6810 (vec_unpacku_hi_v16qi): Ditto.
6811 (vec_unpacks_hi_v16qi): Ditto.
6812 (vec_unpacku_lo_v16qi): Ditto.
6813 (vec_unpacks_lo_v16qi): Ditto.
6814 (vec_unpacku_hi_v8hi): Ditto.
6815 (vec_unpacks_hi_v8hi): Ditto.
6816 (vec_unpacku_lo_v8hi): Ditto.
6817 (vec_unpacks_lo_v8hi): Ditto.
6818 (vec_unpacku_hi_v4si): Ditto.
6819 (vec_unpacks_hi_v4si): Ditto.
6820 (vec_unpacku_lo_v4si): Ditto.
6821 (vec_unpacks_lo_v4si): Ditto.
6822 (sse5_pmacsww): New SSE5 intrinsic insn.
6823 (sse5_pmacssww): Ditto.
6824 (sse5_pmacsdd): Ditto.
6825 (sse5_pmacssdd): Ditto.
6826 (sse5_pmacssdql): Ditto.
6827 (sse5_pmacssdqh): Ditto.
6828 (sse5_pmacsdqh): Ditto.
6829 (sse5_pmacsswd): Ditto.
6830 (sse5_pmacswd): Ditto.
6831 (sse5_pmadcsswd): Ditto.
6832 (sse5_pmadcswd): Ditto.
6833 (sse5_pcmov_<move>): Conditional move support on SSE5.
6834 (sse5_phaddbw): New SSE5 intrinsic insn.
6835 (sse5_phaddbd): Ditto.
6836 (sse5_phaddbq): Ditto.
6837 (sse5_phaddwd): Ditto.
6838 (sse5_phaddwq): Ditto.
6839 (sse5_phadddq): Ditto.
6840 (sse5_phaddubw): Ditto.
6841 (sse5_phaddubd): Ditto.
6842 (sse5_phaddubq): Ditto.
6843 (sse5_phadduwd): Ditto.
6844 (sse5_phadduwq): Ditto.
6845 (sse5_phaddudq): Ditto.
6846 (sse5_phsubbw): Ditto.
6847 (sse5_phsubwd): Ditto.
6848 (sse5_phsubdq): Ditto.
6849 (sse5_pperm): Ditto.
6850 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6851 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6852 (sse5_pperm_sign_v8hi_v4si): Ditto.
6853 (sse5_pperm_zero_v8hi_v4si): Ditto.
6854 (sse5_pperm_sign_v4si_v2di): Ditto.
6855 (sse5_pperm_sign_v4si_v2di): Ditto.
6856 (sse5_pperm_pack_v2di_v4si): Ditto.
6857 (sse5_pperm_pack_v4si_v8hi): Ditto.
6858 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6859 (sse5_perm<mode>): New SSE5 intrinsic insn.
6860 (rotl<mode>3): Ditto.
6861 (sse5_rotl<mode>3): Ditto.
6862 (sse5_ashl<mode>3): Ditto.
6863 (sse5_lshl<mode>3): Ditto.
6864 (sse5_frcz<mode>2): Ditto.
6865 (sse5s_frcz<mode>2): Ditto.
6866 (sse5_cvtph2ps): Ditto.
6867 (sse5_cvtps2ph): Ditto.
6868 (sse5_vmmaskcmp<mode>3): Ditto.
6869 (sse5_com_tf<mode>3): Ditto.
6870 (sse5_maskcmp<mode>3): Ditto.
6871 (sse5_maskcmp_uns<mode>3): Ditto.
6872 (sse5_maskcmp_uns2<mode>3): Ditto.
6873 (sse5_pcom_tf<mode>3): Ditto.
6875 * config/i386/predicates.md (sse5_comparison_float_operator):
6876 New predicate to match the comparison operators supported by
6877 the SSE5 com instruction.
6878 (ix86_comparison_int_operator): New predicate to match just the
6879 signed int comparisons.
6880 (ix86_comparison_uns_operator): New predicate to match just the
6881 unsigned int comparisons.
6883 * doc/invoke.texi (-msse5): Add documentation.
6884 (-mfused-madd): Ditto.
6886 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6888 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6890 (x86_64-*-*): Ditto.
6892 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6894 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6895 intrinisics for SSE5.
6897 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6900 * config/i386/mmintrin-common.h: New file, to contain common
6901 instructions between SSE4.1 and SSE5.
6903 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6904 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6905 (gen_regparm_prefix): Ditto.
6907 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6908 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6909 prototype_p to determine if a function is prototyped.
6911 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6913 * c-common.c (c_common_reswords) add the alignof keyword,
6914 with same RID as __alignof and __alignof__
6916 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6918 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6919 * hooks.c (hook_bool_const_int_const_int_true): New function.
6920 * target.h (struct gcc_target): Add can_eliminate field.
6921 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6922 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6923 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6924 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6925 (elim_table): Revise comment.
6926 * system.h (CAN_ELIMINATE): Poison.
6927 * defaults.h (CAN_ELIMINATE): Remove.
6928 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6930 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6931 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6933 (alpha_vms_can_eliminate): Declare as static, change return type to
6935 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6937 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6938 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6939 (arm_can_eliminate): New function.
6941 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6942 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6943 (avr_can_eliminate): Declare as static.
6944 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6946 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6947 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6948 (bfin_can_eliminate): New function.
6950 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6951 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6952 (crx_can_eliminate): New function.
6954 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6955 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6956 (fr30_can_eliminate): New function.
6958 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6959 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6960 (frv_can_eliminate): New function.
6962 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6963 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6964 (h8300_can_eliminate): New function.
6966 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6967 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6968 (i386_can_eliminate): Declare as static, change return type to bool.
6969 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6971 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6972 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6973 (ia64_can_eliminate): New function.
6975 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6976 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6977 (iq2000_can_eliminate): New function.
6979 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6980 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6981 (m32r_can_eliminate): New function.
6983 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6984 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6985 (m68hc11_can_eliminate): New function.
6987 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6988 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6989 (m68k_can_eliminate): New function.
6991 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6992 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6993 (mep_can_eliminate): New function.
6995 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6996 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6997 (mips_can_eliminate): New function.
6999 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7000 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7001 (rs6000_can_eliminate): New function.
7003 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7004 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7005 (s390_can_eliminate): Declare as static.
7006 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7008 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7009 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7010 (score_can_eliminate): New function.
7012 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7013 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7014 (sparc_can_eliminate): Declare as static.
7015 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7017 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7018 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7019 (xstormy16_can_eliminate): New function.
7021 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7022 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7023 (v850_can_eliminate): New function.
7025 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7027 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7028 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7029 (*movdfcc_ext[1234]): Disable for IEEE mode.
7031 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7033 * gimplify.c (prepare_gimple_addressable): New static function.
7034 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7036 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7037 manually fiddling with it.
7039 2009-08-25 Michael Matz <matz@suse.de>
7041 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7042 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7044 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7045 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7046 (do_jump): Split out code for simple binary comparisons into ...
7047 (do_jump_1): ... this, taking the individual operands and code.
7048 Change callers to helper function above accordingly.
7049 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7052 2009-08-25 Michael Matz <matz@suse.de>
7054 * expr.h (struct separate_ops, sepops): New type for passing
7055 around an exploded simple expression.
7056 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7057 Use this structure instead of expression tree.
7058 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7059 expression, only its type.
7060 (expand_vec_cond_expr): Take type and individual operands instead
7062 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7063 expand_vec_shift_expr): Change prototype accordingly.
7064 * tree-vect-stmts.c (vectorizable_condition): Change call of
7065 expand_vec_cond_expr_p to pass only type.
7066 * expr.c (do_store_flags): Change prototype and implementation
7067 to take an exploded expression.
7068 (expand_expr_real_1): New local ops initialized with details
7069 of the full expression. Use it instead of full
7070 expression in calls to do_store_flags, expand_vec_cond_expr,
7071 expand_widen_pattern_expr and expand_vec_shift_expr.
7073 2009-08-25 Michael Matz <matz@suse.de>
7075 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7076 treeop2 initialized with first three operands of the full expression.
7077 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7079 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7081 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7082 (__gthread_objc_condition_allocate): Mark arguments as unused.
7083 (__gthread_objc_condition_deallocate): Likewise.
7084 (__gthread_objc_condition_wait): Likewise.
7085 (__gthread_objc_condition_broadcast): Likewise.
7086 (__gthread_objc_condition_signal): Likewise.
7087 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7088 (__gthread_objc_thread_id): Likewise.
7090 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7093 * tree-pretty-print.c (print_call_name): Print the correct call name
7094 for procedure pointer components.
7096 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7098 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7099 default_promote_function_mode when not VMS.
7101 2009-08-24 Olivier Hainque <hainque@adacore.com>
7103 * convert.c (convert_to_integer): Don't assume an input pointer is
7104 POINTER_SIZE wide. Fetch from the type instead.
7106 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7108 * configure.ac (AC_PREREQ): Bump to 2.64.
7110 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7112 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7113 (process_command): Don't search standard_exec_prefix_1 and
7114 standard_exec_prefix_2.
7116 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7118 * config/arm/arm.c (output_return_instruction): Handle for
7121 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7123 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7125 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7127 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7128 (*arm_movdf_vfp): Likewise.
7130 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7132 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7133 (vashr<mode>3): Rename from ashr<mode>3.
7134 (vlshr<mode>3): Rename from lshr<mode>3.
7136 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7139 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7140 (check_format_info_main): Use scalar_identify_flag.
7141 (check_format_types): Check for scalar size identity if
7142 scalar_identify_flag is set.
7143 (printf_length_specs): Extend by new field.
7144 (asm_fprintf_length_specs): Likewise.
7145 (gcc_diag_length_specs): Likewise.
7146 (scanf_length_specs): Likewise.
7147 (strfmon_length_specs): Likewise.
7148 (gcc_gfc_length_specs): Likewise.
7149 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7150 (ms_printf_flag_specs): Likewise.
7151 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7153 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7156 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7157 (*call_value_pop_1): Ditto.
7158 (*sibcall_pop_1): New insn pattern.
7159 (*sibcall_value_pop_1): Ditto.
7161 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7164 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7167 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7170 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7171 (get_reg_use_in): New function.
7172 (forward_propagate_subreg): Propagate through subreg of zero_extend
7175 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7177 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7178 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7180 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7182 * configure.ac: Remove --with-datarootdir, --with-docdir,
7183 --with-htmldir switches. No need to call AC_SUBST for
7184 datarootdir, docdir, htmldir any more.
7185 * configure: Regenerate.
7186 * doc/install.texi (Configuration): Document --datarootdir,
7187 --docdir, --htmldir, --pdfdir; update documentation for
7188 --infodir, --mandir.
7189 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7192 * aclocal.m4: Regenerate.
7193 * config.in: Regenerate.
7194 * configure: Regenerate.
7196 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7197 Olivier Hainque <hainque@adacore.com>
7199 * config/ia64/ia64.c: Include libfuncs.h.
7200 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7201 (ia64_expand_call): Use reg 25 on VMS.
7202 (ia64_initialize_trampoline): Fix for VMS ABI.
7203 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7204 (ia64_function_arg): Initialize reg 25 on VMS.
7205 Fix OpenVMS ABI issues for varargs.
7206 For OpenVMS, emit the Argument Information register set in the
7207 incoming/sibcall case as well.
7208 (ia64_arg_type): New function.
7209 (ia64_function_arg_advance): Keep track of cum->words.
7210 Fix OpenVMS ABI issues for varargs.
7211 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7212 (ia64_override_options): Set flag_no_common on VMS.
7213 (ia64_init_builtins): Disable FWRITE builtin.
7214 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7215 (ia64_vms_init_libfuncs): Add decc$ routines.
7216 (ia64_vms_valid_pointer_mode): New function.
7217 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7218 (ia64_promote_function_mode): New function
7219 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7220 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7221 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7222 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7223 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7224 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7225 Suppress trailing '#' if VALUE is numeric.
7226 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7227 ia64_promote_function_mode.
7228 (TARGET_VALID_POINTER_MODE): Define.
7230 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7233 * config/rs6000/rs6000.c (rs6000_override_options): Use
7234 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7237 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7238 reporting of vector + decimal/boolean/complex error.
7240 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7242 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7243 __vector double TYPE_DECL.
7245 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7247 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7248 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7249 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7250 to pointer to enum machine_mode. Update all callers as needed.
7252 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7254 * config/alpha/alpha.md (exception_receiver): Emit alternative
7255 GP load sequence if flag_reorder_blocks_and_partition is set.
7256 (*exception_receiver_2): Also enable when
7257 flag_reorder_blocks_and_partition is set.
7259 2009-08-20 Matt Rice <ratmice@gmail.com>
7260 Diego Novillo <dnovillo@google.com>
7262 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7265 2009-08-20 Richard Guenther <rguenther@suse.de>
7267 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7268 * c-tree.h (c_dup_lang_specific_decl): Remove.
7269 (struct lang_decl, struct lang_type): Move definitions ...
7270 * c-lang.h: ... here. New file.
7271 * c-decl.c: Include c-lang.h.
7272 (c_dup_lang_specific_decl): Remove.
7273 * c-typeck.c: Include c-lang.h.
7274 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7275 (c-typeck.o): Likewise.
7276 * c-config-lang.in (gtfiles): Add c-lang.h.
7277 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7280 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7282 * config/alpha/alpha.c (alpha_end_function): Do not clear
7283 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7284 this is now handled in generic code.
7286 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7288 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7289 (s390_z10_fix_long_loop_prediction): New function.
7290 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7291 (s390_reorg): Walk over the INSNs and invoke
7292 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7294 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7296 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7297 "*brx_64bit", "*brx_31bit"): New patterns.
7298 * config/s390/s390.c ('E'): New output modifier.
7300 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7301 Richard Earnshaw <richard.earnshaw@arm.com>
7303 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7304 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7306 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7308 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7310 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7311 for mode mode of operand0 when doing secondary reload for SAR.
7313 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7316 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7317 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7319 2009-08-19 Jason Merrill <jason@redhat.com>
7321 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7322 supported template depth in C++0x.
7324 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7326 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7327 free_after_compilation.
7328 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7329 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7330 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7331 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7332 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7333 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7334 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7336 2009-08-19 Ian Lance Taylor <iant@google.com>
7338 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7339 of (plus (mult (neg B) C) A).
7341 2009-08-18 Michael Matz <matz@suse.de>
7343 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7344 instead of comparing TYPE_MAIN_VARIANT for equality.
7345 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7346 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7347 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7348 * gimplify.c (goa_lhs_expr_p): Ditto and use
7349 STRIP_USELESS_TYPE_CONVERSION.
7351 2009-08-18 Michael Matz <matz@suse.de>
7353 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7354 first field in a struct.
7355 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7357 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7359 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7360 locators before emit_insn is called. Remove assert that
7362 (alpha_end_function): Clear crtl->emit structure and free insn
7363 locators if cfun->is_thunk is true.
7365 2009-08-18 Jason Merrill <jason@redhat.com>
7367 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7369 * configure.ac: Test for it.
7370 * configure, config.in: Regenerate.
7371 * doc/install.texi: Document --enable-gnu-unique-object.
7373 2009-08-18 Richard Guenther <rguenther@suse.de>
7376 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7377 pow(x,y*z) only if x is nonnegative.
7379 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7381 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7385 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7386 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7388 2009-08-17 DJ Delorie <dj@redhat.com>
7390 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7391 * config/m32c/prologue.md (epilogue_freit): New.
7393 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7394 (bank_switch_p): Likewise.
7395 (fast_interrupt_p): Likewise.
7396 (interrupt_p): Likewise.
7397 (m32c_conditional_register_usage): Round memregs size up.
7398 (need_to_save): We only need to save $a0 when we use ENTER.
7399 (interrupt_p): Check for fast_interrupt too.
7400 (bank_switch_p): New.
7401 (fast_interrupt_p): New.
7402 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7403 (m32c_emit_prolog): Support bank switching and fast interrupts.
7404 * doc/extend.texi (Function Attributes): Add bank_switch and
7407 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7409 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7410 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7412 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7414 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7415 (menu): Add IA-64/VMS Options.
7416 (IA-64/VMS Options): Likewise.
7418 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7421 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7423 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7425 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7426 (mips_pop_asm_switch): Likewise.
7427 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7429 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7430 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7431 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7432 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7433 instead of set_noreorder.
7434 (mips_output_function_prologue): Use the new functions.
7435 (mips_output_function_epilogue): Likewise.
7436 (mips_need_noat_wrapper_p): New function, split out from...
7437 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7438 Use mips_push_asm_switch and mips_pop_asm_switch.
7439 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7440 and mips_pop_asm_switch.
7441 (ASM_OUTPUT_REG_POP): Likewise.
7442 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7443 Use mips_pop_asm_switch.
7444 (mips_asm_switch): New structure.
7445 (set_noreorder, set_nomacro): Replace with...
7446 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7447 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7448 instead of set_nomacro.
7449 (fix_truncsfsi2_macro): Likewise.
7450 (cprestore): Likewise.
7451 (hazard): Use mips_noreorder instead of set_noreorder.
7452 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7454 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7456 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7457 from prev_active_insn.
7459 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7461 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7462 * config/avr/avr.c (avr_override_options): Initialize
7463 avr_current_arch variable.
7464 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7465 __AVR_HAVE_16BIT_SP__ according to the device type.
7466 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7468 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7469 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7471 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7474 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7475 generating inlined subroutine die only. We shouldn't be
7476 called for anything else.
7477 (gen_block_die): Don't generate inline subroutine debug info for
7480 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7482 * graphite-poly.c (print_pbb): Print PBB index.
7484 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7487 * graphite-interchange.c (ppl_max_for_le): Moved...
7488 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7489 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7490 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7491 * graphite-ppl.h (ppl_max_for_le): Declared.
7493 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7495 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7496 supported on all platforms.
7497 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7498 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7499 * c-pragma.c: Likewise.
7500 * target-def.h (TARGET_INITIALIZER): Remove
7501 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7502 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7504 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7506 * config/ia64/fde-vms.c: New file.
7507 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7508 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7509 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7510 (uw_frame_state_for): Only register a personality routine if it is
7511 known to be compatible with our expectations.
7512 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7513 Declare unw_table_entry stack variable and
7514 mod all calls to _Unwind_FindTableEntry to add arg.
7515 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7516 (_Unwind_FindTableEntry): Add arg to prototype.
7518 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7520 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7521 field 'signal_pfs_loc'.
7522 (uw_frame_state_for): Remove duplicate code dealing with leaf
7523 procedures without unwind info.
7524 If in the frame after unwinding through a signal handler, restore
7525 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7526 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7527 'pfs_loc' to the AR.PFS location in the signal context; instead
7528 set 'signal_pfs_loc'.
7529 Manually generate the unwind info for the AR.PFS register.
7530 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7531 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7532 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7533 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7534 instead set 'signal_pfs_loc'.
7535 Remove code preventing the AR.PFS register from being restored
7536 from the signal context.
7538 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7539 Tristan Gingold <gingold@adacore.com>
7541 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7542 * config/ia64/t-vms: New file.
7543 * config/ia64/vms64.h: New file.
7544 * config/ia64/vms.h: New file.
7545 * config/ia64/vms-crtinit.asm: New file.
7546 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7547 * config/ia64/vms-unwind.h: New file.
7549 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7551 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7554 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7557 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7559 * real.h (do_mpc_arg2): ... here.
7560 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7563 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7565 * final.c (add_debug_prefix_map): Don't use GC memory for
7566 old_prefix and new_prefix.
7568 2009-08-14 Richard Guenther <rguenther@suse.de>
7570 * ipa-prop.c (compute_complex_pass_through): If we cannot
7571 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7573 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7575 * c-lex.c (c_lex_with_flags): Increase size of local variable
7576 to avoid memory clobber.
7578 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7581 * config/i386/i386.c (ix86_fp_comparison_strategy):
7582 Only enable/disable sahf at function granularity.
7584 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7586 PR rtl-optimization/41064
7587 * reload1.c (reload_as_needed): Don't call extract_insn
7588 for known invalid replacements after calling
7589 validate_replace_rtx_group and verify_changes.
7591 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7594 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7595 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7596 ix86_expand_fp_vcond.
7597 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7598 Assert that operation is supported by ix86_expand_int_vcond.
7599 (vcondu<SSEMODE124C8:mode>): Ditto.
7601 2009-08-13 DJ Delorie <dj@redhat.com>
7603 * config/i386/djgpp-stdint.h: New.
7604 * config.gcc (djgpp): Use it.
7606 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7608 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7609 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7611 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7613 * tree-ssa-loop-prefetch.c
7614 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7615 for long-stride pruning.
7616 (compute_miss_rate): New function to compute the probability
7617 that two memory references access different cache lines.
7619 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7621 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7623 2009-08-13 Richard Guenther <rguenther@suse.de>
7626 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7627 use the constant pointer type.
7628 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7629 of CV qualifiers on the target pointer type.
7630 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7631 conversion check before restrict check.
7633 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7636 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7638 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7640 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7642 2009-08-12 Richard Guenther <rguenther@suse.de>
7644 PR tree-optimization/41011
7645 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7646 and reference constructing.
7648 2009-08-12 Xinliang David Li <davidxl@google.com>
7650 PR tree-optimization/41012
7651 * tree-flow.h : New external interface.
7652 * gimple-low.c (check_call_arg): Change to public function.
7653 Remove argument mismatch check in lowering.
7654 * tree-inline.h (tree_can_inline_p): Interface change.
7655 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7657 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7658 Call change to tree_can_inline_p function.
7659 (cgraph_decide_inlining_incrementally): Ditto.
7661 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7663 PR tree-optimization/41031
7664 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7665 on the partition variable rather than promote_mode on the source
7666 type. Assert that the partition variable's type has the same
7667 mode as the source value's.
7669 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7671 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7672 for for_return == 2.
7673 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7675 * calls.c (expand_call): Fix typo.
7676 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7678 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7680 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7681 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7682 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7683 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7685 2009-08-12 Andrew Haley <aph@redhat.com>
7687 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7692 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7694 2009-08-12 Richard Guenther <rguenther@suse.de>
7696 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7697 * gimplify.c (gimplify_modify_expr): Do not use
7698 lang_hooks.types_compatible_p.
7699 * tree-ssa.c (useless_type_conversion_p): For aggregates
7700 just return false if the canonical types differ.
7702 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7705 * sese.c (convert_for_phi_arg): New.
7706 (add_guard_exit_phis): Use convert_for_phi_arg.
7708 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7710 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7711 unknown subscript upper bounds.
7713 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7714 Pranav Garg <pranav.garg2107@gmail.com>
7716 * graphite-interchange.c (gather_access_strides): Removed.
7717 (ppl_max_for_le): New.
7718 (build_linearized_memory_access): New.
7719 (memory_stride_in_loop): New.
7720 (pbb_interchange_profitable_p): Reimplemented.
7721 * graphite-ppl.h (ppl_new_id_map): New.
7722 (ppl_interchange): New.
7724 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7726 * graphite-interchange.c (compute_subscript): Removed.
7727 (compute_array_size_cstr): Removed.
7728 (compute_array_size_poly): Removed.
7729 (compute_array_size): Removed.
7730 (gather_access_strides_poly): Removed.
7731 (gather_access_strides): Empty.
7733 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7735 * graphite-dependences.c (dependence_polyhedron_1): Replace
7736 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7737 (graphite_legal_transform_dr): Same.
7738 (graphite_carried_dependence_level_k): Same.
7739 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7740 Initialize PDR_NB_SUBSCRIPTS.
7741 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7743 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7744 (PDR_NB_SUBSCRIPTS): New.
7745 (pdr_nb_subscripts): Removed.
7746 (pdr_dim): Simplified.
7747 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7748 with PDR_NB_SUBSCRIPTS.
7750 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7752 * graphite-interchange.c (compute_array_size): Remove use of
7754 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7755 Do not initialize PDR_DATA_CONTAINER.
7756 (print_pdr): Do not print PDR_DATA_CONTAINER.
7757 * graphite-poly.h (struct poly_dr): Remove data_container field.
7758 (PDR_DATA_CONTAINER): Removed.
7759 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7761 (build_poly_dr): Same.
7763 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7764 Sebastian Pop <sebastian.pop@amd.com>
7766 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7767 copy of the dependence polyhedron. Free the temporary objects.
7768 (graphite_carried_dependence_level_k): Free unused objects before
7771 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7773 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7774 Early return without analyzing the data dependences if no
7775 transform has been done. Call restore_scattering if the transform
7777 (graphite-interchange.c): Same.
7778 * graphite-poly.c (print_scattering_function): Test for
7780 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7781 (apply_poly_transforms): Do not gcc_assert that
7782 the transform is legal.
7783 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7784 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7785 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7786 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7787 * graphite-poly.h (struct poly_scattering): New.
7788 (struct poly_bb): Add original, transformed, and saved fields.
7789 Remove transformed_scattering, original_scattering,
7790 nb_local_variables and nb_scattering_transform fields.
7791 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7792 (poly_scattering_new): New.
7793 (poly_scattering_free): New.
7794 (poly_scattering_copy): New.
7795 (store_scattering_pbb): New.
7796 (store_scattering): New.
7797 (restore_scattering_pbb): New.
7798 (restore_scattering): New.
7799 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7800 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7802 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7804 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7807 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7809 * Makefile.in (graphite.o): Depends on PREDICT_H.
7810 * graphite.c: Include predict.h.
7811 (graphite_finalize): Call tree_estimate_probability.
7812 * predict.c (predict_loops): Do not call scev_initialize and
7814 (tree_estimate_probability_bb): New.
7815 (tree_estimate_probability): Do not initialize loops: move that
7816 code to the driver. Call tree_estimate_probability_bb.
7817 (tree_estimate_probability_driver): New.
7818 (pass_profile): Use tree_estimate_probability_driver.
7819 * predict.h (tree_estimate_probability): Declared.
7821 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7823 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7824 * graphite-dependences.c (graphite_legal_transform): Add time to
7825 TV_GRAPHITE_DATA_DEPS.
7826 (dependency_between_pbbs_p): Same.
7827 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7829 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7831 PR rtl-optimization/41033
7832 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7833 aliasing is disabled.
7835 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7837 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7838 si_mask_operand, and_load_operand, low_bitmask_operand,
7839 and_reg_operand, and_operand): New predicates.
7840 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7841 * config/mips/mips.c (and_operands_ok): New function.
7842 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7843 * config/mips/mips.md (move_type): Add ext_ins and logical.
7844 (type): Handle them.
7845 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7846 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7847 shift_shift. Remove commutative constraint modifier.
7848 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7850 (*clear_upper32_dext): Remove define_insn_and_split.
7851 (*clear_upper32): Turn this define_insn_and_split ...
7852 (splitter for ANDing register with 0xffff_ffff): .. into this.
7854 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7856 * combine.c (try_widen_shift_mode): Factor out code to check if an
7857 integer constant is a low-order bitmask from here ...
7858 * rtlanal.c (low_bitmask_len): ... to here.
7859 * rtl.h (low_bitmask_len): Declare.
7861 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7864 * config/alpha/alpha.md (addsi3): Remove expander.
7865 (addsi3): Rename from *addsi3_internal insn pattern.
7866 (subsi3): Remove expander.
7867 (subsi3): Rename from *subsi3_internal insn pattern.
7869 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7871 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7874 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7875 Eric Botcazou <botcazou@adacore.com>
7876 Douglas B Rupp <rupp@gnat.com>
7878 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7879 that records that fit in 64 bits are returned by immediate value,
7880 as required by OpenVMS Calling Standard.
7881 (function_value): Adjust for above modification.
7882 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7883 virtual_incoming_args_rtx as base object, not next_arg.
7884 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7886 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7888 * reload.c (find_reloads_subreg_address): Check the original
7889 req_equiv_mem address to detect the case where an address is
7890 not valid in the outer mode.
7892 2009-08-11 Richard Guenther <rguenther@suse.de>
7895 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7897 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7899 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7900 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7902 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7903 Douglas B Rupp <rupp@gnat.com>
7905 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7906 PT_STACK when frame_pointer_needed on OpenVMS.
7907 (alpha_pv_save_size, alpha_using_fp): Remove.
7908 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7909 with proper processing for PT_NULL.
7910 (alpha_vms_initial_elimination_offset): New function. Support for
7911 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7912 (alpha_sa_size): Force procedure type to PT_STACK when
7913 frame_pointer_needed on OpenVMS.
7914 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7915 (alpha_using_fp): Likewise.
7916 (alpha_vms_can_eliminate): Add prototype.
7917 (alpha_vms_initial_elimination_offset): Likewise.
7918 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7919 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7921 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7922 Douglas B Rupp <rupp@gnat.com>
7924 * config/alpha/alpha.c (common_object_handler): New function.
7925 (vms_attribute_table): Declare a single attribute "common_object".
7926 (vms_output_aligned_decl_common): New global function.
7927 (SECTION_VMS_OVERLAY): Delete.
7928 (SECTION_VMS_GLOBAL): Likewise.
7929 (SECTION_VMS_INITIALIZE): Likewise.
7930 (vms_asm_named_section): Remove support for above flags.
7931 (vms_section_type_flags): Delete.
7932 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7933 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7934 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7935 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7937 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7940 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7941 (sub_ddmmss): Likewise.
7943 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7946 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7949 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7952 * reload1.c (reload_as_needed): Use cancel_changes to completely
7953 undo a failed replacement attempt.
7955 2009-08-10 Richard Guenther <rguenther@suse.de>
7958 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7959 (useless_type_conversion_p): ... here. Require pointer targets
7962 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7965 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7966 loose the original type of the statement list.
7968 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7970 * config/alpha/alpha.c: Include libfuncs.h
7971 (avms_asm_output_extern): New function.
7972 (alpha_init_libfuncs): Init some decc libfuncs.
7973 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7974 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7975 (DO_CRTL_NAMES): Define.
7977 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7978 (LONG_TYPE_SIZE): Define.
7979 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7980 (SUBTARGET_SWITCHES): Define malloc64 switch.
7981 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7982 (MASK_RETURN_ADDR): Define.
7983 doc/invoke.texi (mmalloc64): Document switch.
7985 2009-08-09 Olivier Hainque <hainque@adacore.com>
7986 Douglas B Rupp <rupp@gnat.com>
7988 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7989 uses_condition_handler.
7990 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7991 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7992 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7993 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7994 (code_for_builtin): New insn codes for the new alpha_builtins.
7995 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7996 (alpha_sa_size): Account for uses_condition_handler.
7997 (alpha_expand_prologue): Likewise.
7998 (alpha_start_function): Likewise.
7999 (alpha_expand_epilogue): Likewise.
8000 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8001 establish/revert expanders.
8002 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8003 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8004 New expander, resorting to the alpha.c associated function.
8005 (builtin_revert_vms_condition_handler): Likewise.
8006 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8007 __gcc_shell_handler, the static VMS condition handler used as
8008 an indirection wrapper to the current dynamically established
8010 * config/alpha/vms-unwind.h: Complete rewrite.
8011 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8012 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8014 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8015 Douglas B Rupp <rupp@gnat.com>
8017 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8018 (alpha_need_linkage): Handle aliases. Return function symbol.
8019 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8020 Use ultimate alias target for the linkage name.
8021 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8022 by alpha_need_linkage for the function symbol.
8023 (setmemdi): Likewise.
8025 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8027 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8028 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8029 (ASM_WEAKEN_LABEL): Define.
8030 (CRT_CALL_STATIC_FUNCTION): Define.
8031 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8032 (ENDFILE_SPEC): Define.
8033 (INIT_SECTION_ASM_OP): Define.
8034 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8035 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8037 (MULTILIB_OSDIRNAMES): Define.
8038 (shlib_version): Define.
8039 (SHLIB_EXT): Define.
8040 (SHLIB_OBJS): Define.
8041 (SHLIB_NAME): Define.
8042 (SHLIB_MULTILIB): Define.
8043 (SHLIB_INSTALL): Define.
8044 (SHLIB_SYMVEC): Define.
8045 (SHLIB_SYMVECX2): Define.
8046 (SHLIB_LINK): Define.
8048 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8050 * config/alpha/alpha.c (alpha_initialize_trampoline):
8051 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8052 (alpha_start_function): Emit transfer address on nested functions
8053 for VMS trampoline call.
8054 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8055 since no longer used.
8056 * config/alpha/vms-tramp.asm: Remove.
8057 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8058 since now only data initialized at runtime.
8060 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8062 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8063 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8064 (MD_EXEC_PREFIX): Remove, no longer used.
8065 (MD_STARTFILE_PREFIX): Likewise.
8066 (INCLUDE_DEFAULTS): Likewise.
8067 * config/alpha/t-vms:
8068 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8070 2009-08-09 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/41016
8073 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8074 (operand_precision): Remove.
8075 (integral_operand_p): Likewise.
8076 (recognize_single_bit_test): Adjust.
8078 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8080 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8081 operation overflows. Likewise non-cast unary arithmetic.
8082 If one arm of a conditional expression is always taken,
8083 inhibit evaluation warnings for the other arm. Likewise inhibit
8084 evaluation warnings for the second && or || operand if the first
8085 operand is enough to determine the result.
8086 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8088 (build_binary_op): Prevent duplicate evaluation warnings.
8090 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8092 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8093 and destination have different modes, Use promote_mode to
8094 determine the signedness of the conversion. Assert that the
8095 promoted source mode matches the destination mode. Don't pass
8096 the destination and destination mode to expand_expr if the source
8097 mode is different. Simplify conversion logic.
8099 2009-08-09 Ira Rosen <irar@il.ibm.com>
8101 PR tree-optimization/41008
8102 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8103 from condition only in case it's a comparison. Adjust checks.
8105 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8107 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8108 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8109 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8110 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8111 (dump_cand): Handle them.
8112 (struct iv_cand): New members COST_STEP and AINC_USE.
8113 (stmt_after_increment): Likewise.
8114 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8115 callers changed. Use gimple_uid comparison instead of scanning.
8116 (add_candidate_1): When looking for identical candidates, take
8117 AINC_USE into account. Set it for new candidates.
8118 (force_expr_to_var_cost): Cast target_spill_cost to int.
8119 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8120 All callers changed. Check for availability of autoinc addressing
8121 modes, both in general for a given mode, and in the specific use case.
8122 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8124 (get_computation_cost): Likewise.
8125 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8126 add_autoinc_candidates): New static functions.
8127 (add_candidate): Call add_autoinc_candidates for candidates based on
8129 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8130 (determine_use_iv_cost_address): If we have an autoinc candidate at
8131 the matching use, verify autoinc is possible and subtract the cost
8132 of the candidate's step from the cost.
8133 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8134 member of the candidate.
8135 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8136 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8138 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8140 * config.build (ia64-hp-*vms*): New target.
8141 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8143 * config.gcc (ia64-hp-*vms*): New target.
8144 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8146 * config.host (ia64-hp-*vms*): New target.
8147 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8150 2009-08-08 Richard Guenther <rguenther@suse.de>
8152 PR tree-optimization/40991
8153 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8155 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8157 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8158 mode check. Do truncations in an integer mode.
8159 (force_to_mode): Handle subregs for all mode types. Only do
8160 arithmetic simplifications on integer modes.
8162 2009-08-07 Richard Guenther <rguenther@suse.de>
8164 PR tree-optimization/40999
8165 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8166 (maybe_fold_reference): Lookup constant initializers.
8167 (fold_gimple_assign): Likewise.
8169 2009-08-07 Richard Guenther <rguenther@suse.de>
8171 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8172 that require structural equality defer to the langhook.
8174 2009-08-07 Martin Jambor <mjambor@suse.cz>
8176 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8178 (struct ipa_pass_through_data): New type.
8179 (struct ipa_ancestor_jf_data): New type.
8180 (union jump_func_value): Removed field formal_id, added fields
8181 pass_through and ancestor.
8182 (struct ipa_param_call_note): Changed type of formal_id to int from
8184 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8185 operations jump functions and ancestor jump functions.
8186 (compute_complex_pass_through): New function.
8187 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8188 reflect changes in the jump function strucutre.
8189 (update_jump_functions_after_inlining): Ignore complex pass-through
8190 and ancestor jump functions.
8191 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8192 polynomial pass-through with operation jump functions.
8194 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8196 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8197 fde->dw_fde_begin as begin label instead of hot/cold label.
8198 Use LLSDAC label instead of LLSDA for second section lsda.
8199 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8200 label instead of LLSDA if it is true.
8201 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8203 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8204 SECTION argument. Use it as index into crtl->eh.call_site_record
8206 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8207 use it to determine how to print table entries instead of using
8208 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8209 label instead of normal begin label as base.
8210 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8211 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8212 ensure no EH range spans between sections and that landing pads
8213 are always in the corresponding section.
8214 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8215 for crtl->eh.call_site_record being an array rather than scalar.
8216 (output_one_function_exception_table): New function, copied
8217 from output_function_exception_table. Adjust
8218 dw2_size_of_call_site_table, dw2_output_call_site_table
8219 callers. For SECOND section use *C suffixed labels.
8220 (output_function_exception_table): Call
8221 output_one_function_exception_table and, when doing hot/cold
8222 partitioning, also another time for the second section.
8223 * opts.c: Include except.h.
8224 (decode_options): Allow -freorder-blocks-and-partition with
8225 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8226 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8227 * function.h (struct rtl_eh): Change call_site_record from
8228 scalar into array of 2 elements.
8230 2009-08-07 Martin Jambor <mjambor@suse.cz>
8232 * ipa-prop.c (count_formal_params_1): New function.
8233 (ipa_get_vector_of_formal_parms): New function.
8234 (get_vector_of_formal_parm_types): New function.
8235 (ipa_modify_formal_parameters): New function.
8236 (ipa_modify_call_arguments): New function.
8237 (index_in_adjustments_multiple_times_p): New function.
8238 (ipa_combine_adjustments): New function.
8239 (ipa_dump_param_adjustments): New function.
8240 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8241 (ipa_get_vector_of_formal_parms): Declare.
8242 (ipa_modify_formal_parameters): Declare.
8243 (ipa_modify_call_arguments): Declare.
8244 (ipa_combine_adjustments): Declare.
8245 (ipa_dump_param_adjustments): Declare.
8246 (build_ref_for_offset): Declare.
8247 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8248 * tree-sra.c: Include ipa-prop.c.
8249 (build_ref_for_offset): Make public.
8251 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8253 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8255 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8257 * gcc/doc/extend.texi (__builtin_extract_return_address)
8258 (__builtin_frob_return_address): Document.
8260 2009-08-06 Paul Brook <paul@codesourcery.com>
8262 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8263 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8264 implementation on ARMv6-M.
8266 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8268 * doc/extend.texi (pcs): Document new attribute for ARM.
8270 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8272 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8275 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8277 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8280 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8282 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8284 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8286 Merge ARM/hard_vfp_branch to trunk.
8288 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8290 * arm.c (libcall_eq): New function.
8291 (libcall_hash): New function.
8292 (add_libcall): New function.
8293 (arm_libcall_uses_aapcs_base): New function.
8294 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8295 libcalls using the base PCS.
8296 (arm_init_cumulative_args): Likewise.
8298 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8300 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8301 Use base ABI for conversion libfuncs between HFmode and SFmode.
8303 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8305 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8306 V4SImode as representatives of all 64-bit and 128-bit vector
8307 types. Allow vector types without vector modes.
8308 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8309 without vector modes like BLKmode.
8310 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8311 BLKmode. Avoid unsupported vector modes or TImode moves for
8313 (aapcs_vfp_allocate_return_reg): Likewise.
8314 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8315 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8317 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8319 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8320 (arm_get_pcs_model): Pass attribute arguments to
8321 arm_pcs_from_attribute.
8322 (arm_init_cumulative_args): Use base AAPCS for conversions from
8323 floating-point types to DImode.
8324 (arm_attribute_table): Add pcs attribute.
8325 (arm_handle_pcs_attribute): New.
8326 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8327 conversions from floating-point types to DImode, also declare them
8328 to use base AAPCS and declare functions they call to use base
8329 AAPCS and their RTABI names.
8331 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8333 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8334 -mfloat-abi=hard not being supported for VFP.
8336 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8338 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8339 SYMBOL_REF to hard_libcall_value.
8341 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8342 Richard Earnshaw <rearnsha@arm.com>
8344 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8345 has been put on the stack, all remaining co-processory arguments for
8346 that co-processor also go on the stack.
8348 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8350 * config/arm/arm.c (arm_return_in_memory): Handle returning
8351 vectors of suitable size in registers also for AAPCS case.
8353 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8355 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8357 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8359 ARM Hard-VFP calling convention
8360 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8361 * target.h (gcc_target): Add libcall_value to table of call hooks.
8362 * targhooks.h (default_libcall_value): Default implementation.
8363 * targhooks.c (default_libcall_value): Likewise.
8364 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8365 * optabs.c (expand_unop): Use it.
8366 * expr.h (hard_libcall_value): Pass the function RTX through.
8367 * calls.c (emit_library_call_value_1): Update call to
8369 * explow.c (hard_libcall_value): Use new target hook.
8370 * testsuite/lib/target-supports.exp
8371 (check_effective_target_arm_hard_vfp_ok): New hook.
8372 (check_effective_target_arm_neon_ok): Improve test for neon
8374 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8375 * config/arm/arm.c: Include cgraph.h
8376 (TARGET_FUNCTION_VALUE): Override default hook.
8377 (arm_pcs_default): New variable.
8378 (arm_override_options): Don't fault hard calling convention with VFP.
8379 Add support for AAPCS variants.
8380 (arm_function_value): Make static. Handle AAPCS variants.
8381 (arm_libcall_value): New function.
8382 (arm_apply_result_size): Handle VFP registers in results.
8383 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8385 (pcs_attribute_args): New variable.
8386 (arm_pcs_from_attribute): New function.
8387 (arm_get_pcs_model): New function.
8388 (aapcs_vfp_cum_init): New function.
8389 (aapcs_vfp_sub_candidate): New function.
8390 (aapcs_vfp_is_return_candidate): New function.
8391 (aapcs_vfp_is_call_candidate): New function.
8392 (aapcs_vfp_allocate): New function.
8393 (aapcs_vfp_allocate_return_reg): New function.
8394 (aapcs_vfp_advance): New function.
8395 (aapcs_cp_arg_layout): New variable.
8396 (aapcs_select_call_coproc): New function.
8397 (aapcs_select_return_coproc): New function.
8398 (aapcs_allocate_return_reg): New function.
8399 (aapcs_libcall_value): New function.
8400 (aapcs_layout_arg): New function.
8401 (arm_init_cumulative_args): Initialize AAPCS args data.
8402 (arm_function_arg): Handle AAPCS variants using new interface.
8403 (arm_arg_parital_bytes): Likewise.
8404 (arm_function_arg_advance): New function.
8405 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8406 calling conventions.
8407 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8408 * arm.h (NUM_VFP_ARG_REGS): Define.
8409 (LIBCALL_VALUE): Update.
8410 (FUNCTION_VALUE): Delete.
8411 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8412 (arm_pcs): New enum.
8413 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8414 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8415 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8416 * arm-protos.h (arm_function_arg_advance): Add.
8417 (aapcs_libcall_value): Add.
8418 (arm_function_value): Delete.
8420 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8421 H.J. Lu <hongjiu.lu@intel.com>
8424 * config/i386/i386.c (standard_sse_mode_p): Remove.
8425 (standard_sse_constant_p): Return 2 for integer mode
8426 vector_all_ones_operand when SSE2 is enabled.
8427 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8428 (ix86_expand_vector_move): Do not check for negative values from
8429 standard_sse_constant_p.
8431 2009-08-06 Richard Guenther <rguenther@suse.de>
8433 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8434 array type comparisons frontend independent.
8435 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8436 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8437 out array reference lower bound and element size operands.
8438 (ao_ref_init_from_vn_reference): Properly compute the offset
8439 for ARRAY_RANGE_REF.
8440 (vn_reference_fold_indirect): Fill out array reference lower
8441 bound and element size operands.
8442 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8443 a non gimple valued reference operand which can happen for
8444 array reference lower bound or element size.
8445 (create_component_ref_by_pieces_1): Properly generate the
8446 element size operand for array references.
8448 2009-08-06 Richard Guenther <rguenther@suse.de>
8450 PR tree-optimization/40964
8451 * tree.c (iterative_hash_host_wide_int): Export.
8452 * tree.h (iterative_hash_host_wide_int): Declare.
8453 * tree-ssa-structalias.c (heapvar_map): New struct.
8454 (heapvar_map_eq): New function.
8455 (heapvar_map_hash): Likewise.
8456 (heapvar_lookup): Adjust.
8457 (heapvar_insert): Likewise.
8458 (make_constraint_from_heapvar): Allow multiple heap variables
8459 per decl at different offsets.
8460 (init_alias_heapvars): Adjust.
8462 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8464 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8465 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8466 trailing sync if TARGET_SYNC_AFTER_SC.
8468 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8470 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8471 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8472 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8473 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8474 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8475 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8476 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8477 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8478 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8479 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8480 the prototype declaration match the definition.
8481 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8482 instructions explicitly. Add barrier_before and operands
8484 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8485 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8486 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8487 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8488 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8489 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8491 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8493 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8495 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8496 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8499 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8502 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8504 PR rtl-optimization/40924
8505 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8506 make sure canon_rtx (mem_address) isn't simpler than
8507 canon_rtx (expanded_mem_address).
8509 2009-08-05 Li Feng <nemokingdom@gmail.com>
8511 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8513 (build_scop_drs): Build alias set for each SCoP.
8515 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8517 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8518 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8519 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8520 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8521 (BASE_DRIVER_SELF_SPECS): Likewise.
8523 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8525 * tree-ssa-alias.c: Fix some comment typos.
8527 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8529 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8530 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8532 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8535 * simplify-rtx.c (simplify_binary_operation_1): Disable
8536 simplifications for decimal float operations.
8538 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8541 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8542 operand of INDIRECT_REF.
8544 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8546 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8547 constants referencing TLS symbols.
8549 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8551 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8552 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8554 2009-08-03 Richard Guenther <rguenther@suse.de>
8556 * tree.c (make_vector_type): Build a main variant first,
8557 get the canonical one and then build the variant.
8558 * tree-ssa.c (useless_type_conversion_p_1): Handle
8560 (useless_type_conversion_p): Conversions to pointers to
8561 incomplete record types are useless.
8563 2009-08-03 Richard Guenther <rguenther@suse.de>
8565 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8566 file will be created.
8567 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8568 * toplev.c (compile_file): Adjust comment.
8570 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8572 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8573 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8574 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8575 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8576 (sh_promote_function_mode): Fix typo.
8578 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8580 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8582 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8584 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8585 declaration arguments.
8587 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8590 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8591 (ix86_split_ashl): Ditto.
8592 (ix86_expand_vector_init_one_nonzero): Ditto.
8593 (ix86_expand_vector_set): Ditto.
8594 (ix86_expand_reduc_v4sf): Ditto.
8596 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8598 * explow.c (promote_function_mode): Remove assert.
8599 * config/sh/sh.c (sh_promote_function_mode): Declare.
8601 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8603 * config/pa/pa.c (pa_promote_function_mode): Declare.
8604 Change to static. Fix promote_mode call.
8606 * gthr-dce.h (CONST_CAST2): Define if not defined.
8607 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8609 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8611 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8613 * expr.c (store_constructor): Use promote_decl_mode. Remove
8614 now write-only variable unsignedp.
8615 (expand_expr_real_1): Use promote_decl_mode.
8616 * expr.h (promote_function_mode, promote_decl_mode): New.
8617 (promote_mode): Remove last argument.
8618 * function.c (assign_temp): Drop last argument of promote_mode.
8619 (assign_parm_find_data_types): Use promote_function_mode.
8620 (assign_parm_setup_reg): Likewise.
8621 (expand_function_end): Use promote_function_mode.
8622 * calls.c (initialize_argument_information): Use promote_function_mode.
8623 (precompute_arguments): Use promote_mode instead of checking if
8624 only PROMOTE_FUNCTION_MODE is defined.
8625 (expand_call): When making sibcall decisions, use promote_function_mode.
8626 Below, remove an if for targetm.calls.promote_function_return and
8627 and use promote_function_mode.
8628 (emit_library_call_value_1): Use promote_function_mode, fix bug
8629 where promote_mode was passed FOR_CALL == 0 for a return value in an
8631 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8632 * explow.c (promote_function_mode, promote_decl_mode): New.
8633 (promote_mode): Keep only the FOR_CALL == 0 case.
8634 * combine.c (setup_incoming_promotion): Remove test of
8635 promote_function_args. Use promote_function_mode.
8636 * stmt.c (expand_value_return): Use promote_decl_mode.
8637 (expand_decl): Use promote_decl_mode.
8639 * expr.c (store_constructor): Use promote_decl_mode. Remove
8640 now write-only variable unsignedp.
8641 (expand_expr_real_1): Use promote_decl_mode.
8642 * expr.h (promote_function_mode, promote_decl_mode): New.
8643 (promote_mode): Remove last argument.
8644 * function.c (assign_temp): Drop last argument of promote_mode.
8645 (assign_parm_find_data_types): Use promote_function_mode.
8646 (assign_parm_setup_reg): Likewise.
8647 (expand_function_end): Use promote_function_mode.
8648 * calls.c (initialize_argument_information): Use promote_function_mode.
8649 (precompute_arguments): Use promote_mode instead of checking if
8650 only PROMOTE_FUNCTION_MODE is defined.
8651 (expand_call): When making sibcall decisions, use promote_function_mode.
8652 Below, remove an if for targetm.calls.promote_function_return and
8653 and use promote_function_mode.
8654 (emit_library_call_value_1): Use promote_function_mode, fix bug
8655 where promote_mode was passed FOR_CALL == 0 for a return value in an
8657 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8658 * explow.c (promote_function_mode, promote_decl_mode): New.
8659 (promote_mode): Keep only the FOR_CALL == 0 case.
8660 * combine.c (setup_incoming_promotion): Remove test of
8661 promote_function_args. Use promote_function_mode.
8662 * stmt.c (expand_value_return): Use promote_decl_mode.
8663 (expand_decl): Use promote_decl_mode.
8665 * explow.c (promote_function_mode): Just call the target hook.
8666 * targhooks.c (default_promote_function_mode,
8667 default_promote_function_mode_always_promote): New.
8668 * targhooks.h (default_promote_function_mode,
8669 default_promote_function_mode_always_promote): Declare.
8670 * target.h (promote_function_args, promote_function_return): Remove.
8671 (promote_function_mode): New.
8672 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8673 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8674 (TARGET_PROMOTE_FUNCTION_MODE): New.
8675 (TARGET_CALLS): Adjust.
8676 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8677 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8679 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8680 * config/s390/s390.c (s390_promote_function_mode): ... here,
8681 with pointer handling.
8682 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8683 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8685 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8686 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8687 with pointer handling.
8688 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8689 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8691 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8692 * config/sh/sh.c (sh_promote_function_mode): New.
8693 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8694 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8696 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8697 * config/cris/cris.c (cris_promote_function_mode): ... here.
8698 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8699 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8701 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8702 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8703 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8704 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8706 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8707 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8708 complex type handling.
8709 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8710 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8712 * config/pa/pa.c (pa_promote_function_mode): New.
8713 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8714 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8716 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8717 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8718 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8719 * config/xtensa/xtensa.c: Likewise.
8720 * config/stormy16/stormy16.c: Likewise.
8721 * config/iq2000/iq2000.c: Likewise.
8722 * config/rs6000/rs6000.c: Likewise.
8723 * config/picochip/picochip.c: Likewise.
8724 * config/arc/arc.c: Likewise.
8725 * config/mcore/mcore.c: Likewise.
8726 * config/score/score.c: Likewise.
8727 * config/mips/mips.c: Likewise.
8728 * config/bfin/bfin.c: Likewise.
8729 * config/ia64/ia64.c: Likewise (disabled though).
8731 * config/frv/frv.h: Remove pointless remark.
8733 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8734 TARGET_PROMOTE_FUNCTION_ARGS,
8735 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8736 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8738 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8740 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8741 -floop-parallelize-all.
8742 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8743 flag_loop_parallelize_all.
8744 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8745 * graphite.c (graphite_transform_loops): Same.
8747 * graphite-poly.c (apply_poly_transforms): Same.
8749 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8751 PR tree-optimization/40914
8752 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8753 if set, then check the delta field of the PMF record.
8754 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8755 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8756 call is stored in the delta.
8758 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8760 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8762 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8764 * config/i386/bsd.h (ASM_BYTE): New define.
8765 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8766 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8767 .byte. Use fputs or putc instead of fprintf where appropriate.
8768 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8769 fputs or putc instead of fprintf where appropriate.
8770 * config/i386/i386elf.h: Ditto.
8771 * config/i386/sysv4.h: Ditto.
8773 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8774 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8775 (*tls_global_dynamic_64): Ditto.
8777 2009-07-31 Christian Bruel <christian.bruel@st.com>
8779 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8781 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8783 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8784 Remove dead code for MINUS.
8786 2009-07-31 Anthony Green <green@moxielogic.com>
8788 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8790 (moxie_expand_epilogue): Ditto for epilogue.
8791 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8793 (moxie_function_arg): Ditto.
8794 (moxie_pass_by_reference): Ditto.
8795 (moxie_arg_partial_bytes): Ditto.
8796 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8797 (FUNCTION_ARG_ADVANCE) Ditto.
8798 (REG_PARM_STACK_SPACE) Ditto.
8799 (FUNCTION_ARG_REGNO_P) Dito.
8801 * config.gcc: Add moxie linux config support.
8802 * gcc/config/moxie/uclinux.h: New file.
8804 2009-07-31 DJ Delorie <dj@redhat.com>
8806 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8807 (UNSPECV_SP_SWITCH_E): New.
8808 (sp_switch_1): Change to an unspec.
8809 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8811 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8812 reference the new stack's address
8814 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8816 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8817 graphite-clast-to-gimple.o, graphite-dependences.o,
8818 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8819 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8820 (graphite-blocking.o,
8821 graphite-clast-to-gimple.o, graphite-dependences.o,
8822 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8823 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8824 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8825 * cfgloop.h (struct loop): Add can_be_parallel field.
8826 * common.opt (fgraphite-identity): Moved up.
8827 (fgraphite-force-parallel): New flag.
8828 * graphite.c: Rewrite.
8829 * graphite.h: Rewrite.
8830 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8832 * toplev.c (graphite_out_file): New file descriptor.
8833 (graphite_in_file): New.
8834 (process_options): flag_graphite_force_parallel cannot be used without
8836 * tree-ssa-loop.c: Include toplev.h.
8837 (gate_graphite_transforms): Enable flag_graphite for
8838 flag_graphite_force_parallel.
8840 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8842 * ChangeLog.graphite: New.
8843 * graphite-blocking.c: New.
8844 * graphite-clast-to-gimple.c: New.
8845 * graphite-clast-to-gimple.h: New.
8846 * graphite-dependences.c: New.
8847 * graphite-dependences.h: New.
8848 * graphite-interchange.c: New.
8849 * graphite-poly.c: New.
8850 * graphite-poly.h: New.
8851 * graphite-ppl.c: New.
8852 * graphite-ppl.h: New.
8853 * graphite-scop-detection.c: New.
8854 * graphite-scop-detection.h: New.
8855 * graphite-sese-to-poly.c: New.
8856 * graphite-sese-to-poly.h: New.
8860 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8862 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8863 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8865 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8867 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8868 (scev_is_linear_expression): Return false if the evolution is not
8869 affine multivariate.
8871 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8873 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8874 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8876 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8878 * tree-data-ref.c (debug_data_references): New.
8879 (debug_data_reference): New.
8880 * tree-data-ref.h (debug_data_references): Declared.
8881 (debug_data_reference): Declared.
8883 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8885 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8886 * tree-data-ref.h (scop_p): Removed.
8887 (struct data_reference): Remove field scop.
8889 (stmt_simple_memref_p): Removed.
8891 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8893 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8894 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8897 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8899 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8901 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8903 * doc/invoke.texi (-fgraphite-identity): Documented.
8905 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8907 * tree-scalar-evolution.c: Fix comment.
8908 (instantiate_scev_1): Return unknow from scev instantiation if the
8909 result is not above instantiate_below.
8911 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8913 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8914 static anymore. Instantiate the symbols that may have been introduced
8916 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8919 2009-07-30 DJ Delorie <dj@redhat.com>
8921 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8922 .vliw directive to VLIW sections.
8924 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8926 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8928 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8929 (AUTOHEADER): New variable.
8930 ($(srcdir)/cstamp-h.in): Use it.
8932 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8933 Pat Haugen <pthaugen@us.ibm.com>
8934 Revital Eres <ERES@il.ibm.com>
8936 * config/rs6000/vector.md (VEC_F): Add VSX support.
8940 (vector_load_<mode>): Ditto.
8941 (vector_store_<mode>): Ditto.
8942 (vector GPR move split): Ditto.
8943 (vec_reload_and_plus_<mptrsize>): Ditto.
8944 (vec_reload_and_reg_<mptrsize>): Ditto.
8945 (add<mode>3): Ditto.
8946 (sub<mode>3): Ditto.
8947 (mul<mode>3): Ditto.
8948 (neg<mode>2): Ditto.
8949 (abs<mode>2): Ditto.
8950 (smin<mode>3): Ditto.
8951 (smax<mode>3): Ditto.
8952 (vector_eq<mode>): Ditto.
8953 (vector_gt<mode>): Ditto.
8954 (vector_ge<mode>): Ditto.
8955 (vector_gtu<mode>): Ditto.
8956 (vector_select_<mode>_uns): Ditto.
8957 (vector_eq_<mode>_p): Ditto.
8958 (vector_gt_<mode>_p): Ditto.
8959 (vector_ge_<mode>_p): Ditto.
8960 (vector_gtu_<mode>_p): Ditto.
8961 (cr6_test_for_zero): Ditto.
8962 (cr6_test_for_zero_reverse): Ditto.
8963 (cr6_test_for_lt): Ditto.
8964 (cr6_test_for_lt_reverse): Ditto.
8965 (xor<mode>3): Ditto.
8966 (ior<mode>3): Ditto.
8967 (and<mode>3): Ditto.
8968 (one_cmpl<mode>2): Ditto.
8969 (nor<mode>2): Ditto.
8970 (andc<mode>2): Ditto.
8971 (float<VEC_int<mode>2): Ditto.
8972 (unsigned_float<VEC_int><mode>2): Ditto.
8973 (fix_trunc<mode><VEC_int>2): Ditto.
8974 (fixuns_trunc<mode><VEC_int>2): Ditto.
8976 (vec_set<mode>): Ditto.
8977 (vec_extract<mode>): Ditto.
8978 (vec_interleave_highv4sf): Ditto.
8979 (vec_interleave_lowv4sf): Ditto.
8980 (vec_realign_load_<mode>): Ditto.
8981 (vec_shl_<mode>): Ditto.
8982 (vec_shr_<mode>): Ditto.
8983 (div<mode>3): New patterns for VSX.
8984 (vec_interleave_highv2df): Ditto.
8985 (vec_interleave_lowv2df): Ditto.
8986 (vec_pack_trunc_v2df): Ditto.
8987 (vec_pack_sfix_trunc_v2df): Ditto.
8988 (vec_pack_ufix_trunc_v2df): Ditto.
8989 (vec_unpacks_hi_v4sf): Ditto.
8990 (vec_unpacks_lo_v4sf): Ditto.
8991 (vec_unpacks_float_hi_v4si): Ditto.
8992 (vec_unpacks_float_lo_v4si): Ditto.
8993 (vec_unpacku_float_hi_v4si): Ditto.
8994 (vec_unpacku_float_lo_v4si): Ditto.
8995 (movmisalign<mode>): Ditto.
8996 (vector_ceil<mode>2): New patterns for vectorizing math library.
8997 (vector_floor<mode>2): Ditto.
8998 (vector_btrunc<mode>2): Ditto.
8999 (vector_copysign<mode>3): Ditto.
9001 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9002 predicate for setting the high bit in each word, used for copysign.
9004 * config/rs6000/ppc-asm.h (f19): Whitespace.
9005 (f32-f63): Define if VSX.
9006 (v0-v31): Define if Altivec.
9007 (vs0-vs63): Define if VSX.
9009 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9011 * config/rs6000/power7.md: New file, provide tuning parameters for
9014 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9015 (rs6000_cpu_cpp_builtins): Ditto.
9016 (altivec_overloaded_builtins): Ditto.
9017 (altivec_resolve_overloaded_builtin): Ditto.
9019 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9020 debug switch to disable vectorizing simple math builtin
9023 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9024 Vectorize simple math builtin functions.
9025 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9026 hook to vectorize math builtins.
9027 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9028 (rs6000_builtin_conversion): Add VSX/power7 support.
9029 (rs6000_builtin_vec_perm): Ditto.
9030 (vsplits_constant): Add support for loading up a vector constant
9031 with just the high bit set in each part.
9032 (rs6000_expand_vector_init): Add VSX/power7 support.
9033 (rs6000_expand_vector_set): Ditto.
9034 (rs6000_expand_vector_extract): Ditto.
9035 (rs6000_emit_move): Ditto.
9036 (bdesc_3arg): Ditto.
9037 (bdesc_2arg): Ditto.
9038 (bdesc_1arg): Ditto.
9039 (rs6000_expand_ternop_builtin): Ditto.
9040 (altivec_expand_builtin): Ditto.
9041 (rs6000_expand_unop_builtin): Ditto.
9042 (rs6000_init_builtins): Ditto.
9043 (altivec_init_builtins): Ditto.
9044 (builtin_function_type): Ditto.
9045 (rs6000_common_init_builtins): Ditto.
9046 (rs6000_handle_altivec_attribute); Ditto.
9047 (rs6000_mangle_type): Ditto.
9048 (rs6000_vector_mode_supported_p): Ditto.
9049 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9052 * config/rs6000/vsx.md: New file for VSX support.
9054 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9055 identifing values with just the most significant bit set.
9056 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9057 vectorized builtins.
9059 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9060 (UNSPEC_VRFIM): Delete.
9061 (splitter for loading up vector with most significant bit): New
9062 splitter for vectorizing copysign.
9063 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9064 vectorizing simple math functions.
9065 (altivec_vrfip): Add support for vectorizing simple math functions.
9066 (altivec_vrfim): Ditto.
9067 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9069 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9070 (power7.md, vsx.md): Include for power7 support.
9071 (copysigndf3): Use VSX instructions if -mvsx.
9072 (negdf2_fpr): Ditto.
9073 (absdf2_fpr): Ditto.
9074 (nabsdf2_fpr): Ditto.
9075 (adddf3_fpr): Ditto.
9076 (subdf3_fpr): Ditto.
9077 (muldf3_fpr): Ditto.
9078 (divdf3_fpr): Ditto.
9079 (fix_truncdfdi2_fpr): Ditto.
9080 (cmpdf_internal1): Ditto.
9081 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9082 (btruncdf2, btruncdf2_fpr): Ditto.
9083 (ceildf2, ceildf2_fpr): Ditto.
9084 (floordf2, floordf2_fpr): Ditto.
9085 (floatdidf2, floatdidf2_fpr): Ditto.
9086 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9087 (fmsubdf4_fpr): Ditto.
9088 (fnmadddf4_fpr_1): Ditto.
9089 (fnmadddf4_fpr_2): Ditto.
9090 (fnmsubdf4_fpr_1): Ditto.
9091 (fnmsubdf4_fpr_2): Ditto.
9092 (fixuns_truncdfdi2): Add expander for VSX support.
9093 (fix_truncdfdi2): Ditto.
9094 (fix_truncdfsi2): Ditto.
9096 (btruncsf2): Whitespace.
9097 (movdf_hardfloat32): Add support for VSX registers.
9098 (movdf_softfloat32): Ditto.
9099 (movdf_hardfloat64): Ditto.
9100 (movdf_hardfloat64_mfpgpr): Ditto.
9101 (movdf_softfloat64): Ditto.
9102 (movti splitters): Add check for vector registers supporting
9103 TImode in the future.
9104 (bpermd): Add power7 bpermd instruction.
9106 * config/rs6000/altivec.h (vec_div): Define if VSX.
9110 (vec_nearbyint): Ditto.
9113 (all predicates): Use the generic builtin function, and not the V4SF
9114 specific function so that the predicates will work with VSX's V2DF.
9118 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9119 Document new VSX functions and types.
9121 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9124 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9125 "wa", and "j" constraints. Modify "v" to talk about Altivec
9126 instead of just vector.
9128 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9131 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9132 location for phi arguments.
9133 (rewrite_update_phi_arguments): Find locations for reaching defs.
9134 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9135 Add location to add_phi_arg calls.
9136 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9137 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9138 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9139 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9140 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9141 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9142 * tree-phinodes.c (make_phi_node): Initialize location.
9143 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9144 (add_phi_arg): Add location parameter.
9145 (remove_phi_arg_num): Move location when moving phi argument.
9146 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9148 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9149 slpeel_update_phi_nodes_for_guard1,
9150 slpeel_update_phi_nodes_for_guard2,
9151 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9152 vect_loop_versioning): Set locations.
9153 * tree-parloops.c (create_phi_for_local_result,
9154 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9155 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9156 * tree-vect-loop.c (get_initial_def_for_induction,
9157 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9159 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9160 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9161 (gimple_phi_arg_set_location): New. Set locus.
9162 (gimple_phi_arg_has_location): New. Check for locus.
9163 (redirect_edge_var_map_location): New. Return locus from var_map.
9164 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9165 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9166 combining PHI arguments.
9167 (cond_store_replacement): Set location.
9168 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9169 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9170 scop_add_exit_phis_edge): Add locations.
9171 * tree-cfgcleanup.c (remove_forwarder_block,
9172 remove_forwarder_block_with_phi): Add locations.
9173 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9174 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9176 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9177 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9178 flush_pending_stmts): Add source location.
9179 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9180 stack to preserve locations.
9181 * tree-vect-stmts.c (vectorizable_load): Add location.
9182 * tree-inline.c (copy_phis_for_bb): Copy locus.
9183 (setup_one_parameter): Add call locus to inlined parameter stmts.
9184 (initialize_inlined_parameters): Pass in call location as parameter
9186 (tree_function_versioning): Pass location to setup_one_parameter.
9187 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9188 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9189 copy and edge lists.
9190 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9191 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9192 locus parameter and override the stmt default if provided.
9193 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9194 elim_graph_add_edge, elim_graph_remove_succ_edge,
9195 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9196 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9197 eliminate_phi): Add locus info in elimination graph for each edge and
9199 (insert_backedge_copies): Copy locus if present.
9200 * tree-flow.h (struct _edge_var_map): Add locus field.
9201 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9202 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9203 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9205 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9207 2009-07-30 Martin Jambor <mjambor@suse.cz>
9209 PR tree-optimization/40570
9210 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9213 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9215 * ssa-loop-manip.c: Include langhooks.h.
9216 (rewrite_phi_with_iv): New.
9217 (rewrite_all_phi_nodes_with_iv): New.
9218 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9219 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9220 * tree-parloops.c (loop_parallel_p): Move out all conditions
9221 except dependency check.
9222 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9223 (gen_parallel_loop): Call canonicalize_loop_ivs without
9224 reduction_list argument.
9225 (build_new_reduction): New.
9226 (gather_scalar_reductions): New.
9227 (try_get_loop_niter): New.
9228 (try_create_reduction_list): New.
9229 (parallleize_loops): Change the parallel conditions check.
9230 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9231 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9233 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9235 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9237 * doc/options.texi (Option properties): Mention new quoting syntax.
9239 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9241 * config/alpha/alpha.c (alpha_start_function):
9242 Handle VMS_DEBUG_MAIN_POINTER
9243 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9244 * doc/invoke.texi: Document -mdebug-main switch.
9246 2009-07-29 Richard Henderson <rth@redhat.com>
9248 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9249 (cgraph_create_edge_including_clones): Likewise.
9250 * tree-inline.c (copy_bb): Operate on the correct edges
9251 when updating the callgraph.
9253 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9255 * config/alpha/vms-cc.c: Deleted.
9256 * config/alpha/vms-ld.c: Deleted.
9257 * config/alpha/t-vms64: Moved to config/vms
9258 * config/alpha/vms-crt0-64.c: Moved to config/vms
9259 * config/alpha/vms-crt0.c: Moved to config/vms
9260 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9261 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9262 * config/alpha/xm-vms.h: Moved to config/vms
9263 * config/alpha/x-vms: Moved to config/vms
9264 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9266 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9267 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9269 * config/vms/t-vms64: Moved here from config/alpha
9270 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9271 (argc,argv,envp): Enforce 32bit malloc'ing.
9272 * config/vms/vms-psxcrt0-64.c: Likewise.
9273 * config/vms/vms-crt0.c: Moved here from config/alpha.
9274 * config/vms/vms-psxcrt0.c: Likewise.
9275 * config/vms/vms-crtl-64.h: New file.
9276 * config/vms/vms-crtl.h: New file.
9277 * config/vms/vms.opt: New file.
9278 * config/vms/xm-vms64.h: New file.
9279 * config/vms/xm-vms.h: Moved here from config/alpha.
9280 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9282 * config/vms/x-vms: Moved here from config/alpha.
9283 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9284 (vms-ld.o, vms-cc.o): Removed.
9285 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9287 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9289 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9290 correct stack (obvious VMS fix).
9292 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9294 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9295 date, version info if VMS_DEBUGGING_INFO defined.
9296 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9297 size, date calculating code moved here.
9299 2009-07-29 Paul Brook <paul@codesourcery.com>
9301 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9304 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9307 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9308 to DImode when generating insq_le insn.
9310 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9312 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9313 New macro set for VMS_DEBUGGGING_INFO.
9314 (AT_string_form): Use it.
9316 2009-07-28 DJ Delorie <dj@redhat.com>
9318 * config/mep/mep.c (vtext_section): New.
9319 (vftext_section): New.
9320 (ftext_section): New.
9321 (mep_select_section): Add support for functions.
9322 (mep_unique_section): Likewise.
9323 (mep_asm_init_sections): Likewise.
9324 (mep_encode_section_info): Remove it from here.
9326 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9328 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9330 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9331 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9333 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9335 * dwarf2out.c (output_file_names): Test new macro
9336 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9337 (add_comp_dir_attribute): Likewise.
9339 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9341 * config/i386/mingw-w64.h (LINK_SPEC): Add
9342 separating space between commands.
9344 2009-07-28 Jan Hubicka <jh@suse.cz>
9346 PR tree-optimization/40759
9347 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9350 2009-07-27 DJ Delorie <dj@redhat.com>
9352 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9353 types are dword-aligned.
9354 (mep_expand_va_start): Likewise.
9356 2009-07-27 Olivier Hainque <hainque@adacore.com>
9357 Douglas B Rupp <rupp@gnat.com>
9359 * convert.c (convert_to_pointer): Don't assume the target
9360 pointer type is POINTER_SIZE long. Fetch its precision instead.
9362 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9364 * system.h (fopen): Undefine if macro.
9366 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9368 * dwarf2out.c (output_cfi_p): Removed.
9369 (output_cfis): New function.
9370 (output_fde): New function, split from output_call_frame_info.
9371 (output_call_frame_info): Use it.
9372 (dwarf2out_switch_text_section): Use output_cfis.
9374 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9376 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9377 TARGET_BI_ARCH is specified without enabling SJLJ.
9378 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9379 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9381 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9383 * arm.md (negdi2): Use DImode if forcing a value into a register.
9385 2009-07-26 Ira Rosen <irar@il.ibm.com>
9387 PR tree-optimization/40801
9388 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9389 of vector operand from the previous copy of vector statement.
9390 Pass the correct definition type value to
9391 vect_get_vec_def_for_stmt_copy().
9393 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9395 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9396 const char ** conversion.
9398 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9400 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9401 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9402 (gcc_unreachable): Invoke __builtin_unreachable() if
9403 !ENABLE_ASSERT_CHECKING.
9405 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9407 PR rtl-optimization/40445
9408 * emit-rtl.c (next_nonnote_insn_bb): New function.
9409 * rtl.h (next_nonnote_insn_bb): Declare new function.
9410 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9411 with no successors that is the successor of the ENTRY_BLOCK.
9412 Continue from the top after removing an empty fallthrough block.
9413 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9414 of next_nonnote_insn.
9416 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9418 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9420 2009-07-25 Martin Jambor <mjambor@suse.cz>
9422 * c-common.c (c_common_attribute_table): New element for noclone.
9423 (handle_noclone_attribute): New function. Forward-declare.
9424 * tree-inline.c (tree_versionable_function_p): Check for noclone
9426 * doc/extend.texi (Labels as Values): Document need for noclone.
9427 (Function Attributes): Document noclone attribute.
9429 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9431 PR rtl-optimization/34999
9432 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9433 and dw_fde_switched_cold_to_hot fields.
9434 (output_cfi_p): New function.
9435 (output_call_frame_info): If fde->dw_fde_switched_sections,
9436 output 2 FDEs instead of one with corrupted header.
9437 (dwarf2out_do_cfi_startproc): New function.
9438 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9439 and fde->dw_fde_switched_cold_to_hot.
9440 (dwarf2out_switch_text_section): Compute
9441 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9442 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9443 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9444 Otherwise, compute fde->dw_fde_switch_cfi.
9446 2009-07-24 Cary Coutant <ccoutant@google.com>
9448 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9450 2009-07-24 Cary Coutant <ccoutant@google.com>
9452 * cfghooks.c (split_block): Copy discriminator to new block.
9453 * tree-cfg.c (assign_discriminator): Check location of last
9454 instruction in block as well as first.
9456 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9458 * config/i386/linux.c: Use fputs or putc instead of fprintf
9460 * config/i386/gas.h: Ditto.
9461 * config/i386/x86-64.h: Ditto.
9462 * config/i386/att.h: Ditto.
9464 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9466 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9469 2009-07-24 Martin Jambor <mjambor@suse.cz>
9471 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9472 (ipa_push_func_to_list_1): Declare.
9473 (ipa_push_func_to_list): New function.
9475 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9476 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9477 (ipa_push_func_to_list): Removed.
9478 (ipa_pop_func_from_list): Clear node_enqueued flag.
9480 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9482 * config/s390/s390.c (override_options): Default
9483 max-unrolled-insns to 100 for z10 tuning.
9485 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9487 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9488 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9489 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9490 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9491 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9492 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9493 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9495 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9497 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9498 use default set in mingw32.h header.
9499 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9500 64-bit /mingw/include path.
9501 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9504 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9506 PR rtl-optimization/40209
9507 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9509 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9511 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9512 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9513 with the rest of string where appropriate. Use fputs or putc
9514 instead of fprintf where appropriate.
9516 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9517 Pat Haugen <pthaugen@us.ibm.com>
9518 Revital Eres <ERES@il.ibm.com>
9520 * config/rs6000/vector.md: New file. Move most of the vector
9521 expander support here from altivec.md to allow for the VSX vector
9522 unit in the future. Add support for secondary_reload patterns.
9523 Rewrite the patterns for vector comparison, and vector comparison
9524 predicate instructions so that the RTL expresses the desired
9525 behavior, instead of using unspec.
9527 * config/rs6000/constraints.md ("f" constraint): Use
9528 rs6000_constraints to hold the precalculated register class.
9529 ("d" constraint): Ditto.
9530 ("wd" constraint): New constraint for VSX.
9531 ("wf" constraint): Ditto.
9532 ("ws" constraint): Ditto.
9533 ("wa" constraint): Ditto.
9534 ("wZ" constraint): Ditto.
9535 ("j" constraint): Ditto.
9537 * config/rs6000/predicates.md (vsx_register_operand): New
9539 (vfloat_operand): New predicate for vector.md.
9540 (vint_operand): Ditto.
9541 (vlogical_operand): Ditto.
9542 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9543 (easy_vector_constant): Add VSX support.
9544 (altivec_indexed_or_indirect_operand): New predicate for
9545 recognizing Altivec style memory references with AND -16.
9547 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9548 for vector secondary reload support.
9549 (rs6000_vector_reg_class): Delete, replacing it with
9551 (rs6000_vsx_reg_class): Ditto.
9552 (rs6000_constraints): New array to hold the register classes of
9553 each of the register constraints that can vary at runtime.
9554 (builtin_mode_to_type): New static array for builtin function type
9556 (builtin_hash_table): New static hash table for builtin function
9558 (TARGET_SECONDARY_RELOAD): Define target hook.
9559 (TARGET_IRA_COVER_CLASSES): Ditto.
9560 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9561 registers are 128 bits if VSX memory reference instructions are used.
9562 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9564 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9565 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9566 Print several of the scheduling related parameters.
9567 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9568 rs6000_constraints instead of rs6000_vector_reg_class. Move
9569 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9570 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9571 Altivec. Add VSX support. Setup for secondary reload support on
9572 Altivec/VSX registers.
9573 (rs6000_override_options): Make power7 set the scheduling groups
9574 like the power5. Add support for new debug switches to override
9575 the scheduling defaults. Temporarily disable -mcpu=power7 from
9576 setting -mvsx. Add support for debug switches -malways-hint,
9577 -msched-groups, and -malign-branch-targets.
9578 (rs6000_buitlin_conversion): Add support for returning unsigned
9579 vector conversion functions to fix regressions due to stricter
9581 (rs6000_builtin_mul_widen_even): Ditto.
9582 (rs6000_builtin_mul_widen_odd): Ditto.
9583 (rs6000_builtin_vec_perm): Ditto.
9584 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9585 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9587 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9589 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9590 VSX types for bit operations. Changes to accomidate vector.md.
9591 (bdesc_2arg): Ditto.
9592 (bdesc_1arg): Ditto.
9593 (struct builtin_description_predicates): Rewrite predicate
9594 handling so that RTL describes the operation, instead of passing
9595 the instruction to be used as a string argument.
9596 (bdesc_altivec_preds): Ditto.
9597 (altivec_expand_predicate_builtin): Ditto.
9598 (altivec_expand_builtin): Ditto.
9599 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9600 statement for vsldoi support.
9601 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9602 (altivec_expand_st_builtin): Ditto.
9603 (paired_expand_builtin): Whitespace changes.
9604 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9605 builtin_mode_to_type table for secondary reload. Call
9606 builtin_function_type to build random builtin functions.
9607 (altivec_init_builtins): Change to use builtin_function_type to
9608 create builtin function types dynamically as we need them.
9609 (builtin_hash_function): New support for hashing the tree types
9610 for builtin function as we need it, rather than trying to build
9611 all of the trees that we need. Add initial preliminary VSX support.
9612 (builtin_function_type): Ditto.
9613 (builtin_function_eq): Ditto.
9614 (builtin_hash_struct): Ditto.
9615 (rs6000_init_builtins): Ditto.
9616 (rs6000_common_init_builtins): Ditto.
9617 (altivec_init_builtins): Ditto.
9618 (rs6000_common_init_builtins): Ditto.
9619 (enum reload_reg_type): New enum for simplifing reg classes.
9620 (rs6000_reload_register_type): Simplify register classes into GPR,
9621 Vector, and other registers. Altivec and VSX addresses in reload.
9622 (rs6000_secondary_reload_inner): Ditto.
9623 (rs6000_ira_cover_classes): New target hook, that returns the
9624 appropriate cover classes, based on -mvsx being used or not.
9625 (rs6000_secondary_reload_class): Add VSX support.
9626 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9627 (get_vsel_insn): Ditto.
9628 (rs6000_emit_vector_compare): Rewrite vector conditional support
9629 so that where we can, we use RTL operators, instead of blindly use
9631 (rs6000_emit_vector_select): Ditto.
9632 (rs6000_emit_vector_cond_expr): Ditto.
9633 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9634 (create_TOC_reference): Add -mdebug=addr support.
9635 (emit_frame_save): VSX loads/stores need register indexed addressing.
9637 * config/rs6000/rs6000.md: Include vector.md.
9639 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9641 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9642 support for V2DI, V2DF in logical, permute, select operations.
9644 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9645 switch for vsx/power7.
9646 (-mvsx-scalar-memory): Ditto.
9647 (-mvsx-align-128): Ditto.
9648 (-mallow-movmisalign): Ditto.
9649 (-mallow-df-permute): Ditto.
9650 (-msched-groups): Ditto.
9651 (-malways-hint): Ditto.
9652 (-malign-branch-targets): Ditto.
9654 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9656 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9657 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9658 (rs6000_vector_reg_class): Delete.
9659 (rs6000_vsx_reg_class): Ditto.
9660 (enum rs6000_reg_class_enum): New enum for the constraints that
9661 vary based on target switches.
9662 (rs6000_constraints): New array to hold the register class for all
9663 of the register constraints that vary based on the switches used.
9664 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9665 (enum rs6000_builtins): Add unsigned varients for the builtin
9666 declarations returned by target hooks for expanding multiplies,
9667 select, and permute operations. Add VSX builtins.
9668 (enum rs6000_builtin_type_index): Add entries for VSX.
9669 (V2DI_type_node): Ditto.
9670 (V2DF_type_node): Ditto.
9671 (unsigned_V2DI_type_node): Ditto.
9672 (bool_long_type_node): Ditto.
9673 (intDI_type_internal_node): Ditto.
9674 (uintDI_type_internal_node): Ditto.
9675 (double_type_internal_node): Ditto.
9677 * config/rs6000/altivec.md (whole file): Move all expanders to
9678 vector.md from altivec.md. Rename insn matching functions to be
9680 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9681 (altivec_vcmp*): Ditto.
9682 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9683 (VM): New iterator for moves that includes the VSX types.
9684 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9685 (altivec_vperm_<mode>_uns): New, for unsigned types.
9686 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9687 (altivec_eq<mode>): Ditto.
9688 (altivec_gt<mode>): Ditto.
9689 (altivec_gtu<mode>): Ditto.
9690 (altivec_eqv4sf): Ditto.
9691 (altivec_gev4sf): Ditto.
9692 (altivec_gtv4sf): Ditto.
9693 (altivec_vcmpbfp_p): Ditto.
9695 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9697 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9700 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9703 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9704 ASM_SHORT instead of .word.
9705 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9706 instead of .word in asm template.
9708 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9711 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9712 (process_bb_node_lives): Use it.
9714 * ira.c (setup_cover_and_important_classes): Don't setup
9715 ira_important_class_nums. Add cover classes to the end of
9717 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9719 (find_reg_class_closure): Use reorder_important_classes.
9721 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9723 * config/i386/i386.c (i386_ira_cover_classes): New function.
9724 (TARGET_IRA_COVER_CLASSES): Redefine.
9726 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9727 importance of order of cover classes in the array.
9729 2009-07-22 Diego Novillo <dnovillo@google.com>
9731 * tree-pass.h (TDF_EH): Define.
9732 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9733 contains TDF_EH, print the EH region number holding GS.
9734 * tree-dump.c (dump_options): Add "eh".
9735 * doc/invoke.texi: Document it.
9737 2009-07-22 Doug Kwan <dougkwan@google.com>
9739 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9741 2009-07-22 Michael Matz <matz@suse.de>
9743 PR tree-optimization/35229
9744 PR tree-optimization/39300
9746 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9747 (inhibit_phi_insertion): New function.
9748 (insert_into_preds_of_block): Call it for REFERENCEs.
9749 (init_pre): Initialize and finalize scalar evolutions.
9750 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9752 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9754 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9755 Use CONST_VECTOR_NUNITS to determine number of elements.
9757 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9759 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9760 (U, W): Constraints are now deprecated and will be removed if we
9762 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9764 ("prefetch"): Add the stcmh instruction for prefetching.
9765 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9767 (s390_short_displacement): Return always true if compiling for
9768 machines not providing the long displacement facility.
9769 (s390_mem_constraint): Support the new constraint letter Z.
9770 (s390_check_qrst_address): New function.
9772 2009-07-21 DJ Delorie <dj@redhat.com>
9774 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9777 2009-07-21 Jason Merrill <jason@redhat.com>
9779 * c-common.c (max_tinst_depth): Increase default to 1024.
9781 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9783 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9784 (vec_unpacku_float_lo_v4si): Ditto.
9786 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9789 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9790 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9791 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9792 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9794 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9796 PR tree-optimization/40813
9797 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9800 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9802 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9803 with a NOP_EXPR if needed.
9805 2009-07-21 Paul Brook <paul@codesourcery.com>
9807 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9808 Terminate debug dump with newline.
9810 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9812 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9813 Cast "1" to unsigned HOST_WIDE_INT.
9814 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9815 deposit length to the maximum length - lsb. Extend length if
9816 HOST_BITS_PER_WIDE_INT is 32.
9818 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9820 * cgraph.h (constant_pool_htab): New function.
9821 (constant_descriptor_tree): Move from varasm.c.
9822 * varasm.c (constant_pool_htab): New function.
9823 (constant_descriptor_tree): Move to cgraph.h.
9825 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9827 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9829 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9831 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9834 2009-07-20 Xinliang David Li <davidxl@google.com>
9836 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9838 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9840 * config/mips/mips.md (move_type): Add arith.
9841 (type): Handle arith.
9842 (zero_extendsidi2): Rename this into ...
9843 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9844 (zero_extendsidi2): New expander.
9845 (*zero_extendsidi2_dext): New pattern.
9847 2009-07-20 Nick Clifton <nickc@redhat.com>
9849 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9850 to set MIPS_ABI_DEFAULT.
9851 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9853 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9855 * tree-object-size.c (addr_object_size): Handle unions with
9856 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9858 PR tree-optimization/40792
9859 * tree.c (build_function_type_skip_args): Remove bogus assert.
9861 2009-07-20 Jan Hubicka <jh@suse.cz>
9862 Martin Jambor <mjambor@suse.cz>
9864 * cgraph.h (combined_args_to_skip): New field.
9865 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9866 combined_args_to_skip and args_to_skip.
9867 * tree-inline.c (update_clone_info): New function.
9868 (tree_function_versioning): Call update_clone_info.
9869 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9871 (cgraph_materialize_all_clones): More extensive dumping, working
9872 with combined_args_to_skip rather than args_to_skip.
9874 2009-07-20 Ira Rosen <irar@il.ibm.com>
9876 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9877 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9878 (get_initial_def_for_reduction): Likewise.
9879 (vectorizable_reduction): Skip the check of first operand in case
9880 of COND_EXPR. Add check that it is outer loop vectorization if
9881 nested cycle was detected. Call vectorizable_condition() for
9882 COND_EXPR. If reduction epilogue cannot be created do not fail for
9883 nested cycles (if it is not double reduction). Assert that there
9884 is only one type in the loop in case of COND_EXPR. Call
9885 vectorizable_condition() to vectorize COND_EXPR.
9886 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9887 Add parameters. Allow nested cycles if called from
9888 vectorizable_reduction(). Use reduction vector variable if provided.
9889 (vect_analyze_stmt): Call vectorizable_reduction() before
9890 vectorizable_condition().
9891 (vect_transform_stmt): Update call to vectorizable_condition().
9893 2009-07-20 Christian Bruel <christian.bruel@st.com>
9895 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9896 * doc/invoke.texi (-mfmovd): Likewise.
9897 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9899 2009-07-20 Jan Hubicka <jh@suse.cz>
9901 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9902 when handling SSA name.
9904 2009-07-19 Jan Hubicka <jh@suse.cz>
9906 PR tree-optimization/40676
9907 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9908 virtual PHIs in empty BBs.
9910 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9912 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9913 re-expanded the compound use gen_lowpart instead to convert to the
9916 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9918 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9919 OUTER_CONST arguments.
9920 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9921 the new wider mode will be masked off.
9922 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9924 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9926 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9927 high-order bits are zero.
9929 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9931 * combine.c (simplify_shift_const_1): Split code to determine
9933 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9934 new bits shifted in are identical to the old sign bit.
9936 2009-07-18 Richard Guenther <rguenther@suse.de>
9939 * gimplify.c (gimplify_call_expr): Reject code using results from
9940 functions returning void.
9942 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9944 * doc/md.texi: Document the new PowerPC "es" constraint.
9945 Document that "m" can include automodified addresses on this target,
9946 and explain how %U must be used. Extend the "Q" and "Z" documentation
9947 to suggest "es" as well as "m".
9948 * config/rs6000/constraints.md (es): New memory constraint.
9949 (Q, Z): Update strings to match new documentation.
9951 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9953 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9954 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9955 * config/rs6000/predicates.md (volatile_mem_operand): Use
9956 offsettable_nonstrict_memref_p.
9957 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9958 (*floatunssidf2_internal): Likewise.
9959 (*fix_truncdfsi2_internal): Likewise.
9960 (*fix_trunctfsi2_internal): Likewise.
9962 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9964 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9966 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9968 2009-07-17 Richard Guenther <rguenther@suse.de>
9971 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9972 (pass_warn_unused_result): Likewise.
9973 (TODO_set_props): Remove.
9974 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9976 (pass_diagnose_omp_blocks): Define.
9977 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9978 (c_gimple_diagnostics_recursively): Remove.
9979 (finish_function): Do not call it.
9980 (c_write_global_declarations): Continue after errors.
9981 Finalize the CU here.
9982 * c-gimplify.c (c_genericize): Do not gimplify here.
9983 * c-common.c (c_warn_unused_result): Move ...
9984 * tree-cfg.c (do_warn_unused_result): ... here.
9985 (run_warn_unused_result): New function.
9986 (gate_warn_unused_result): New function.
9987 (pass_warn_unused_result): New pass.
9988 * c-common.h (c_warn_unused_result): Remove.
9989 * flags.h (flag_warn_unused_result): Declare.
9990 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9991 * opts.c (flag_warn_unused_result): Initialize to false.
9992 * toplev.c (compile_file): Add comment.
9993 * omp-low.c (create_omp_child_function): Do not register
9994 the function with the frontend.
9995 (diagnose_omp_structured_block_errors): Prepare to be
9996 called as optimization pass.
9997 (gate_diagnose_omp_blocks): New function.
9998 (pass_diagnose_omp_blocks): New pass.
9999 * cgraph.h (cgraph_optimize): Remove.
10000 (cgraph_analyze_function): Likewise.
10001 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10002 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10003 before their parents here.
10004 (cgraph_finalize_function): Not here.
10005 (cgraph_analyze_function): Gimplify functions here.
10006 (cgraph_finalize_compilation_unit): Continue after errors.
10007 Optimize the callgraph from here.
10008 (cgraph_optimize): Make static.
10009 * langhooks.c (write_global_declarations): Finalize the CU.
10010 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10011 (gimplify_function_tree): Assert we gimplify only once.
10012 Set PROP_gimple_any property.
10013 * tree-nested.c (gimplify_all_functions): New function.
10014 (lower_nested_functions): Gimplify all nested functions.
10015 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10016 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10017 and pass_diagnose_omp_blocks after gimplification. Do not
10018 set TODO_set_props on all_lowering_passes.
10019 (execute_one_pass): Do not handle TODO_set_props.
10020 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10021 (gimplify.o): Add tree-pass.h dependency.
10022 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10023 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10024 (unsave_r): Likewise.
10025 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10026 temporary variable.
10028 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10030 * doc/service.texi (Service): Restore previously removed link,
10031 which isn't broken after all.
10033 2009-07-17 Richard Guenther <rguenther@suse.de>
10035 PR tree-optimization/40321
10036 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10037 PHI nodes to the maximal set.
10038 (make_values_for_phi): Add PHI arguments to the maximal set.
10039 (execute_pre): Dump PHI_GEN and the maximal set.
10041 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10044 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10047 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10049 * doc/extend.texi (Nested Functions): Replace broken link with
10051 * doc/service.texi (Service): Remove broken link.
10053 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10056 * builtins.c (expand_builtin_memcmp): Use loc instead of
10057 EXPR_LOCATION (exp).
10058 (expand_builtin_strncmp): Likewise.
10060 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10061 Manuel López-Ibáñez <manu@gcc.gnu.org>
10064 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10065 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10066 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10067 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10068 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10069 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10070 tree-inline.c, c-common.c, c-common.h, gimple.c,
10071 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10072 convert.c: Add location argument to fold_{unary,binary,ternary},
10073 fold_build[123], build_call_expr, build_size_arg,
10074 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10075 fold_build1_initializer, fold_build2_initializer,
10076 fold_build3_initializer, fold_build_call_array,
10077 fold_build_call_array_initializer, fold_single_bit_test,
10078 omit_one_operand, omit_two_operands, invert_truthvalue,
10079 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10080 combine_comparisons, fold_builtin_*, fold_call_expr,
10081 build_range_check, maybe_fold_offset_to_address, round_up,
10084 2009-07-16 Jason Merrill <jason@redhat.com>
10087 * c-common.c (c_common_reswords): Add __is_standard_layout
10089 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10090 * doc/implement-cxx.texi: New.
10091 * doc/gcc.texi: Include it.
10093 2009-07-16 DJ Delorie <dj@redhat.com>
10095 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10096 compares that may be indirectly affected by previous instructions.
10098 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10100 * builtins.c (do_mpc_arg2): New.
10101 (fold_builtin_2): Fold builtin cpow.
10102 * real.h (HAVE_mpc_pow): New.
10104 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10106 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10107 comparison to skip unprofitable schedule
10109 2009-07-16 Simon Baldwin <simonb@google.com>
10111 * gcc.c (option_map): New flag -no-canonical-prefixes.
10112 * (display_help): Print help text for new flag.
10113 * (process_command): Move options translation and language specifics
10114 and handle new flag early. Use it to set a function pointer to a
10115 prefix builder. Replace make_relative_prefix calls with calls to
10116 the function pointed to. Ignore new flag in regular options handling.
10117 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10119 2009-07-15 DJ Delorie <dj@redhat.com>
10121 * config/mep/mep.md (sibcall_internal): Change register to avoid
10122 argument registers.
10123 (sibcall_value_internal): Likewise.
10125 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10127 PR rtl-optimization/40710
10128 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10130 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10132 * config/mips/mips.md (*extenddi_truncate<mode>,
10133 *extendsi_truncate<mode>): Change type attribute to move_type
10134 with shift_shift. Split out code handling exts from here ...
10135 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10137 (*extendhi_truncateqi): Change type attribute to move_type with
10138 shift_shift. Split out code handling exts from here ...
10139 (*extendhi_truncateqi_exts): ... to this new pattern.
10141 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10143 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10144 instead of "and" with inverted sign bit mask value. Use
10145 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10146 Allocate registers only for operand 4 and operand 5.
10148 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10150 PR middle-end/40747
10151 * fold-const.c (fold_cond_expr_with_comparison): When folding
10152 < and <= to MIN, make sure the MIN uses the same type as the
10153 comparison's operands.
10155 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10157 * arm.md (ior_xor): New code iterator.
10158 (split for ior/xor with shift and zero-extend): New split pattern.
10159 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10161 2009-07-15 Richard Guenther <rguenther@suse.de>
10163 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10166 2009-07-15 Richard Guenther <rguenther@suse.de>
10168 PR middle-end/40753
10169 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10171 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10173 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10174 handle 2.6.30 kernel.
10176 2009-07-15 DJ Delorie <dj@redhat.com>
10178 * config/mep/mep.md (sibcall_internal): Change register to allow
10179 for 24-bit addresses.
10180 (sibcall_value_internal): Likewise.
10182 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10184 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10185 that are enabled/disabled by the flags introduced by a previous patch.
10187 2009-07-14 DJ Delorie <dj@redhat.com>
10189 * config/mep/mep.md (sibcall_internal): Include non-toggling
10191 (sibcall_value_internal): Likewise.
10193 2009-07-14 Taras Glek <tglek@mozilla.com>
10194 Rafael Espindola <espindola@google.com>
10196 * doc/sourcebuild.texi: Document install-plugin target.
10197 * configure.ac: Added install-plugin target to language makefiles.
10198 * configure: Regenerate.
10199 * Makefile.in: (install-plugin): Install more headers,
10200 depend on lang.install-plugin.
10202 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10204 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10207 2009-07-14 DJ Delorie <dj@redhat.com>
10209 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10210 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10211 * config/mep/mep.md (sibcall_internal): Change test from
10212 mep_vliw_mode_match to mep_vliw_jmp_match.
10213 (sibcall_value_internal): Likewise.
10215 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10217 * config/i386/sse.md (copysign<mode>3): New expander.
10218 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10219 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10220 Use ix86_build_const_vector.
10221 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10222 IX86_BUILTIN_CPYSGNPD.
10223 (builtin_description): Add __builtin_ia32_copysignps and
10224 __builtin_ia32_copysignpd.
10225 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10226 and BUILT_IN_COPYSIGNF.
10228 2009-07-13 Jason Merrill <jason@redhat.com>
10230 * builtins.c (can_trust_pointer_alignment): New fn.
10231 (get_pointer_alignment): Factor it out from here.
10232 * tree.h: Declare it.
10234 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10236 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10239 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10243 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10245 2009-07-14 Richard Guenther <rguenther@suse.de>
10246 Andrey Belevantsev <abel@ispras.ru>
10248 PR middle-end/40745
10249 * cfgexpand.c (partition_stack_vars): Do not bother to update
10250 alias information when not optimizing.
10252 2009-07-14 Richard Guenther <rguenther@suse.de>
10253 Andrey Belevantsev <abel@ispras.ru>
10255 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10256 (pt_solution_set): Likewise.
10257 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10258 * tree-ssa-structalias.c (pt_solution_set): New function.
10259 * final.c (rest_of_clean_state): Free SSA data structures.
10260 * print-rtl.c (print_decl_name): Remove.
10261 (print_mem_expr): Implement in terms of print_generic_expr.
10262 * alias.c (ao_ref_from_mem): New function.
10263 (rtx_refs_may_alias_p): Likewise.
10264 (true_dependence): Query alias-export info.
10265 (canon_true_dependence): Likewise.
10266 (write_dependence_p): Likewise.
10267 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10269 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10270 (mem_expr_equal_p): Use operand_equal_p.
10271 (set_mem_attributes_minus_bitpos): Do not use
10272 component_ref_for_mem_expr.
10273 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10274 (update_alias_info_with_stack_vars): Likewise.
10275 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10276 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10277 explicitly nor clear stmt operands.
10278 Free the decl-to-pointer map.
10279 * tree-optimize.c (execute_free_datastructures): Do not free
10280 SSA data structures here.
10281 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10282 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10283 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10285 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10287 2009-07-13 DJ Delorie <dj@redhat.com>
10289 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10290 unrolling at the right iteration count.
10292 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10295 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10297 * haifa-sched.c (rank_for_schedule): Introduced flags to
10298 enable/disable individual scheduling heuristics.
10299 * common.opt: Introduced flags to enable/disable individual
10300 heuristics in the scheduler.
10301 * doc/invoke.texi: Introduced flags to enable/disable individual
10302 heuristics in the scheduler.
10304 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10306 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10307 config/i386/mingw-tls.c.
10308 * config/i386/mingw-tls.c: Removed.
10310 2009-07-13 Ira Rosen <irar@il.ibm.com>
10312 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10313 checks access only relevant statements.
10314 (vectorizable_reduction): Likewise.
10316 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10318 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10319 just for 32-bit case.
10321 2009-07-12 Jan Hubicka <jh@suse.cz>
10323 PR tree-optimization/40585
10324 * except.c (expand_resx_expr): When there already is resume
10325 instruction, produce linked list.
10326 (build_post_landing_pads): Assert that resume is empty.
10327 (connect_post_landing_pads): Handle resume lists.
10328 (dump_eh_tree): Dump resume list.
10330 2009-07-12 Ira Rosen <irar@il.ibm.com>
10332 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10333 with additional argument.
10334 * tree-vectorizer.h (enum vect_def_type): Add
10335 vect_double_reduction_def.
10336 (vect_is_simple_reduction): Add argument.
10337 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10339 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10340 vect_is_simple_reduction with additional argument.
10341 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10343 (reduction_code_for_scalar_code): Handle additional codes by
10344 returning ERROR_MARK for them. Fix comment and indentation.
10345 (vect_is_simple_reduction): Fix comment, add argument to specify
10346 double reduction. Detect double reduction.
10347 (get_initial_def_for_induction): Fix indentation.
10348 (get_initial_def_for_reduction): Fix comment and indentation.
10349 Handle double reduction. Create initial definitions that do not
10350 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10351 (vect_create_epilog_for_reduction): Fix comment, add argument to
10352 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10353 epilogue result extraction. Create double reduction phi node and
10354 replace relevant uses.
10355 (vectorizable_reduction): Call vect_is_simple_reduction with
10356 additional argument. Fix indentation. Update epilogue code treatment
10357 according to the changes in reduction_code_for_scalar_code. Check
10358 for double reduction. Call vect_create_epilog_for_reduction with
10359 additional argument.
10360 * tree-vect-stmts.c (process_use): Handle double reduction, update
10362 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10363 (vect_get_vec_def_for_operand): Likewise.
10365 2009-07-12 Danny Smith <dansmister@gmail.com>
10367 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10368 dllexport if !TREE_PUBLIC.
10369 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10371 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10373 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10374 (avr_extra_arch_macro) Remove declatation.
10375 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10376 (avr_extra_arch_macro) Declare as static.
10377 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10379 2009-07-11 Jan Hubicka <jh@suse.cz>
10381 PR middle-end/48388
10382 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10384 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10387 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10388 cold_in_std_section bits.
10389 (dwarf2out_begin_prologue): Initialize them.
10390 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10391 if already covered by text_section or cold_text_section range.
10393 PR rtl-optimization/40667
10394 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10395 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10396 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10397 * config/i386/i386.c (ix86_minimum_alignment): New function.
10398 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10399 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10400 * emit-rtl.c (gen_reg_rtx): Likewise.
10401 * function.c (assign_parms): Likewise. If nominal_type needs
10402 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10403 rather than passed_type's alignment.
10406 * function.c (assign_parm_setup_stack): Adjust
10407 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10408 from nominal_mode on big endian.
10410 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10412 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10414 2009-07-10 DJ Delorie <dj@redhat.com>
10416 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10418 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10420 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10422 (thumb2_cbnz): Likewise.
10424 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10427 * config.gcc (supported_defaults): Add synci.
10428 (with_synci): Add validation.
10429 (all_defaults): Add synci.
10430 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10433 * config/mips/mips.opt (msynci): New option.
10434 * config/mips/mips.c (mips_override_options): Warn on use of
10435 -msynci for targets that do now support it.
10436 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10438 * gcc/doc/invoke.texi (-msynci): Document the new option.
10439 * doc/install.texi (--with-synci): Document the new option.
10441 2009-07-10 Richard Guenther <rguenther@suse.de>
10443 PR tree-optimization/40496
10444 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10445 the PHI result with a compatible type.
10447 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10451 * c.opt (Wunused-result): New.
10452 * doc/invoke.texi: Document it.
10453 * c-common.c (c_warn_unused_result): Use it.
10455 2009-07-09 DJ Delorie <dj@redhat.com>
10457 * targhooks.c (default_target_can_inline_p): Rename from
10458 default_target_option_can_inline_p.
10459 * targhooks.h (default_target_can_inline_p): Likewise.
10460 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10461 TARGET_OPTION_CAN_INLINE_P.
10462 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10463 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10464 (mep_target_can_inline_p): Rename from
10465 mep_target_option_can_inline_p.
10468 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10469 registers used to pass vectors.
10471 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10473 2009-07-09 Tom Tromey <tromey@redhat.com>
10475 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10476 * config/mmix/mmix.c: Include dwarf2.h.
10477 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10478 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10479 * config/sh/sh.c: Include dwarf2.h.
10480 * config/i386/i386.c: Include dwarf2.h.
10481 * Makefile.in (DWARF2_H): Remove 'elf'.
10482 * except.c: Include dwarf2.h.
10483 * unwind-dw2.c: Include dwarf2.h.
10484 * dwarf2out.c: Include dwarf2.h.
10485 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10486 * unwind-dw2-fde.c: Include dwarf2.h.
10487 * dwarf2asm.c: Include dwarf2.h.
10489 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10491 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10492 (max_issue): Use it.
10493 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10495 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10496 (region_sched_info): Update.
10497 * sched-ebb.c (ebb_sched_info): Update.
10498 * modulo-sched.c (sms_sched_info): Update.
10499 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10501 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10503 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10505 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10507 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10509 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10511 PR middle-end/40692
10512 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10513 arg1 with arg01 if arg1 is already INTEGER_CST.
10515 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10517 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10518 Transform (and (truncate)) into (truncate (and)).
10520 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10522 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10523 creating LHS paradoxical subregs. Fix surrounding returns to
10524 use NULL_RTX rather than 0.
10526 2009-07-08 DJ Delorie <dj@redhat.com>
10528 * config/mep/mep.c: (mep_option_can_inline_p): New.
10529 (TARGET_OPTION_CAN_INLINE_P): Define.
10531 2009-07-08 Mark Wielaard <mjw@redhat.com>
10534 * dwarf2out.c (add_data_member_location_attribute): When we have
10535 only a constant offset don't emit a new location description using
10536 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10539 2009-07-08 Richard Henderson <rth@redhat.com>
10542 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10543 (enum reg_class): Add CLOBBERED_REGS.
10544 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10545 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10546 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10547 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10548 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10549 force 64-bit sibcalls into R11.
10550 * config/i386/constraints.md (U): New constraint.
10551 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10552 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10553 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10555 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10557 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10559 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10560 * ebitmap.h (dump_ebitmap): Ditto.
10561 * optabs.h (optab_libfunc): Ditto.
10562 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10563 * tree-flow.h (vect_can_force_dr_alignment_p,
10564 get_vectype_for_scalar_type): Ditto.
10565 (vectorize_loops): Move prototype to ...
10566 * tree-vectorizer.h: ... here. Also, adjust comment.
10567 (vect_set_verbosity_level): Remove duplicate prototype.
10568 * tree-ssa-loop.c: Include tree-vectorizer.h.
10569 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10571 2009-07-08 Nick Clifton <nickc@redhat.com>
10573 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10576 2009-07-08 DJ Delorie <dj@redhat.com>
10578 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10579 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10580 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10582 * config/mep/intrinsics.md: Regenerated.
10583 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10584 registers when asm() or calls are detected.
10586 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10589 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10591 * gimple (gimple_build_call_from_tree): Likewise.
10592 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10593 no_warning flag before warning.
10595 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10597 * tree.c (set_expr_locus): Remove.
10598 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10599 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10601 * gimplify.c (internal_get_tmp_var): Likewise.
10602 (gimplify_call_expr): Likewise.
10603 (gimplify_one_sizepos): Likewise.
10605 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10608 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10609 to variables for debugging purposes.
10611 2009-06-23 Mark Loeser <mark@halcy0n.com>
10614 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10616 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10618 * pretty-print.c (pp_base_format): Remove %J.
10619 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10620 gcc_cxxdiag_char_table): Likewise.
10621 (init_dynamic_diag_info): Likewise.
10623 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10625 * pretty-print.c (pp_base_format): Remove %H.
10626 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10627 gcc_cxxdiag_char_table): Likewise.
10628 (init_dynamic_diag_info): Likewise.
10629 * config/mep/mep.c (mep_select_section): Likewise.
10631 2009-07-07 Duncan Sands <baldrick@free.fr>
10633 * final.c (pass_clean_state): Give the pass a name.
10634 * passes.c (pass_rest_of_compilation): Likewise.
10635 * tree-optimize.c (pass_all_optimizations): Likewise.
10637 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10639 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10640 an extra 'decl' for error_at.
10642 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10644 PR middle-end/40669
10645 * tree-tailcall.c (adjust_return_value_with_ops,
10646 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10647 if it has complex or vector type.
10649 2009-07-07 Olivier Hainque <hainque@adacore.com>
10651 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10654 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10656 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10658 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10660 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10661 * c-decl.c: Likewise.
10662 * function.c: Likewise.
10663 * varasm.c: Likewise.
10664 * tree-ssa.c: Likewise.
10665 * c-common.c: Likewise.
10666 * tree-cfg.c: Likewise.
10667 * config/spu/spu.c: Likewise.
10668 * config/ia64/ia64.c: Likewise.
10669 * config/v850/v850.c: Likewise.
10671 2009-07-06 DJ Delorie <dj@redhat.com>
10673 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10674 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10675 unspecified accesses to control registers.
10676 * config/mep/intrinsics.md: Regenerate.
10677 * config/mep/intrinsics.h: Regenerate.
10678 * config/mep/mep-intrin.h: Regenerate.
10680 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10682 * c-lex.c: Replace %H by an explicit location. Update all calls.
10683 * c-common.c: Likewise.
10684 * c-decl.c: Likewise.
10685 * c-typeck.c: Likewise.
10686 * fold-const.c: Likewise.
10687 * gimplify.c: Likewise.
10688 * stmt.c: Likewise.
10689 * tree-cfg.c: Likewise.
10690 * tree-ssa-loop-niter.c: Likewise.
10691 * tree-vrp.c: Likewise.
10692 * value-prof.c: Likewise.
10694 2009-07-06 Diego Novillo <dnovillo@google.com>
10696 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10697 if it has one. Handle cases where VAR does not have an
10698 annotation or cfun is NULL.
10700 2009-07-06 Diego Novillo <dnovillo@google.com>
10702 * tree.c: Include debug.h.
10703 (initialize_tree_contains_struct): New.
10704 (init_ttree): Call it.
10705 (tree_node_structure_for_code): Factor out of ...
10706 (tree_node_structure): ... here.
10707 * treestruct.def (TS_PHI_NODE): Remove.
10708 (TS_GIMPLE_STATEMENT): Remove.
10710 2009-07-06 Diego Novillo <dnovillo@google.com>
10712 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10713 (debug_tree_chain): Handle cycles.
10715 2009-07-06 Nick Clifton <nickc@redhat.com>
10716 DJ Delorie <dj@redhat.com>
10718 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10719 __FMOVD_ENABLED__ is defined.
10721 (TARGET_FMOVD): Provide a default definition.
10722 (MASK_FMOVD): Likewise.
10723 (TARGET_CPU_CPP_BUILTINS): Define
10724 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10725 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10726 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10727 (split for DF load from memory into register): Also handle
10728 MEMs which consist of REG+DISP addressing.
10729 (split for DF store from register to memory): Likewise.
10730 (movsf_ie): Always use single fp_mode.
10731 * config/sh/sh.c (sh_override_options): Do not automatically
10732 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10733 that to the -mfmovd command line switch.
10734 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10735 (fldi_ok): Always allow.
10736 * config/sh/sh.opt (mfmovd): Remove this switch.
10737 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10739 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10740 Kaz Kojima <kkojima@gcc.gnu.org>
10742 PR rtl-optimization/30807
10743 * postreload.c (reload_combine): For every new use of REG_SUM,
10744 record the use of BASE.
10746 2009-07-06 Jan Hubicka <jh@suse.cz>
10748 * params.def: Revert my accidental commit at 2009-06-30.
10750 2009-07-04 Ian Lance Taylor <iant@google.com>
10753 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10755 (mingw_format_attribute_overrides): Likewise.
10757 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10760 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10761 don't check cfa.reg. Instead of cfa.indirect use
10762 fde && fde->drap_reg != INVALID_REGNUM test.
10764 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10766 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10768 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10771 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10773 2009-07-03 Richard Guenther <rguenther@suse.de>
10775 PR tree-optimization/40640
10776 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10779 2009-07-03 Jan Hubicka <jh@suse.cz>
10781 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10782 for size, reduce amount of inlining.
10784 2009-07-03 Richard Guenther <rguenther@suse.de>
10786 PR middle-end/34163
10787 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10788 if t +- x is known to not overflow and the conversion widens the
10790 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10792 2009-07-03 Jan Hubicka <jh@suse.cz>
10794 * ipa-pure-const.c (analyze): Update loop optimizer init.
10795 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10796 try_remove_empty_loop, remove_empty_loops): Remove.
10797 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10798 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10799 to mark regular loops as neccesary.
10800 (degenerate_phi_p): New function.
10801 (propagate_necessity, remove_dead_phis): Use it.
10802 (forward_edge_to_pdom): Likewise.
10803 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10804 virtual PHI nodes that became unreachable.
10805 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10806 * tree-flow.h (remove_empty_loops): Remove.
10807 * passes.c (init_optimization_passes): Remove.
10809 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10811 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10812 can_create_pseudo_p.
10813 (*fix_trunc<mode>_i387_1): Ditto.
10814 (*floathi<mode>2_1): Ditto.
10815 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10816 (*fistdi2_1): Ditto.
10817 (*fist<mode>2_1): Ditto.
10818 (frndintxf2_floor): Ditto.
10819 (*fist<mode>2_floor_1): Ditto.
10820 (frndintxf2_ceil): Ditto.
10821 (*fist<mode>2_ceil_1): Ditto.
10822 (frndintxf2_trunc): Ditto.
10823 (frndintxf2_mask_pm): Ditto.
10824 (fxam<mode>2_i387_with_temp): Ditto.
10825 * config/i386/sse.md (mulv16qi3): Ditto.
10826 (*sse2_mulv4si3): Ditto.
10828 (sse4_2_pcmpestr): Ditto.
10829 (sse4_2_pcmpistr): Ditto.
10831 2009-07-03 Jan Hubicka <jh@suse.cz>
10833 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10834 (mark_stmt_necessary): Set it.
10835 (mark_operand_necessary): Set it.
10836 (mark_control_dependent_edges_necessary): Set it.
10837 (mark_virtual_phi_result_for_renaming): New function.
10838 (get_live_post_dom): New function.
10839 (forward_edge_to_pdom): New function.
10840 (remove_dead_stmt): Fix handling of control dependences.
10841 (tree_dce_init): Init new bitmap.
10842 (tree_dce_done): Free it.
10844 2009-07-02 Richard Guenther <rguenther@suse.de>
10847 * tree-ssa-structalias.c (new_var_info): Initialize
10850 2009-07-02 Jan Hubicka <jh@suse.cz>
10852 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10855 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10857 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10858 instead of recomputing it. Adjust calls.
10859 (emit_store_flag): Adjust recursive calls.
10861 2009-07-02 Richard Guenther <rguenther@suse.de>
10863 * tree-ssa-live.c (remove_unused_locals): Do not remove
10865 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10866 of DECL_EXTERNAL for HEAP variables.
10867 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10868 HEAP variables. Do not adjust RESTRICT vars.
10869 (find_what_var_points_to): Nobody cares if something
10870 points to READONLY.
10872 2009-07-02 Ben Elliston <bje@au.ibm.com>
10874 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10875 pc_low and pc_high declarations to the top of the function.
10877 2009-07-01 DJ Delorie <dj@redhat.com>
10879 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10880 registers as fixed.
10881 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10882 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10883 unspecified accesses to control registers.
10884 * config/mep/intrinsics.md: Regenerate.
10885 * config/mep/intrinsics.h: Regenerate.
10886 * config/mep/mep-intrin.h: Regenerate.
10888 2009-07-01 Anthony Green <green@moxielogic.com>
10890 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10891 instruction when possible.
10892 (moxie_expand_prologue): Ditto. Also, save an instruction and
10893 some complexity by popping off of $r12 instead of $sp.
10894 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10897 2009-07-01 Richard Henderson <rth@redhat.com>
10900 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10901 contained no insns, reposition note before last insn.
10903 2009-07-01 Richard Henderson <rth@redhat.com>
10906 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10907 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10909 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10912 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10913 darwin9 for printing reg addresses with %y.
10915 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10917 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10918 truncation from operands in binary operations.
10920 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10923 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10924 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10925 subreg of op0 to the original op0.
10927 * expmed.c (store_bit_field_1): Use a temporary as the destination
10928 instead of a paradoxical subreg when we need to truncate the result.
10930 2009-07-01 DJ Delorie <dj@redhat.com>
10932 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10933 names to VLIW variants.
10934 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10935 * config/mep/intrinsics.md: Regenerate.
10936 * config/mep/intrinsics.h: Regenerate.
10937 * config/mep/mep-intrin.h: Regenerate.
10939 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10942 * jump.c (returnjump_p): Revert last patch.
10943 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10945 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10948 * pa.md (casesi32p): Use jump table label to determine the offset
10950 (casesi64p): Likewise.
10952 * pa.c (forward_branch_p): Return bool type. Use instruction
10953 addresses when available. Assert that INSN has a jump label.
10954 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10957 2009-07-01 Richard Guenther <rguenther@suse.de>
10959 PR tree-optimization/19831
10960 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10961 that only act as barriers do not make any previous stores necessary.
10962 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10963 HEAP variables global, do not add a constraint from nonlocal.
10964 (find_func_aliases): Handle escapes through return statements.
10965 (compute_points_to_sets): Make escaped HEAP variables global.
10967 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10970 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10971 after reducing a DImode cstore to SImode.
10973 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10975 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10976 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10978 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10980 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10981 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10983 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10984 and umod_optab if TARGET_BSD_DIVMOD.
10985 * config/vax/lib1funcs.asm: New file.
10986 * config/vax/t-linux: New file.
10987 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10989 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10992 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10993 to type arguments that have void type.
10996 * dwarf2out.c (gen_formal_parameter_die): Call
10997 equate_decl_number_to_die if node is different from origin.
10999 2009-06-30 Anthony Green <green@moxielogic.com>
11001 Clean up moxie port for --enable-build-with-cxx.
11002 * config/moxie/moxie.c (moxie_function_value): First two
11003 parameters are const_tree, not tree.
11004 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11005 (REG_CLASS_NAMES): Ditto.
11006 (REGNO_REG_CLASS): Ditto.
11007 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11008 (moxie_function_value): Fix constyness of arguments.
11010 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11012 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11013 finalize_size_functions before further processing.
11014 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11015 (variable_size): Call self_referential_size on size expressions
11016 that contain a PLACEHOLDER_EXPR.
11017 (size_functions): New static variable.
11018 (copy_self_referential_tree_r): New static function.
11019 (self_referential_size): Likewise.
11020 (finalize_size_functions): New global function.
11021 * tree.c: Include tree-inline.h.
11022 (push_without_duplicates): New static function.
11023 (find_placeholder_in_expr): New global function.
11024 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11026 <tcc_expression>: Likewise.
11027 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11028 the call in the expression.
11029 * tree.h (finalize_size_functions): Declare.
11030 (find_placeholder_in_expr): Likewise.
11031 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11032 (substitute_placeholder_in_expr): Update comment.
11033 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11035 (copy_tree_body_r): Likewise.
11036 (copy_tree_body): New static function.
11037 (maybe_inline_call_in_expr): New global function.
11038 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11039 (maybe_inline_call_in_expr): Declare.
11040 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11041 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11044 2009-06-30 Richard Guenther <rguenther@suse.de>
11046 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11048 (propagate_necessity): Do not mark reaching defs of stores
11051 2009-06-30 Jan Hubicka <jh@suse.cz>
11053 * cfgloopanal.c (check_irred): Move into ...
11054 (mark_irreducible_loops): ... here; return true if ireducible
11056 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11057 (analyze_function): Try to prove loop finiteness.
11058 * cfgloop.h (mark_irreducible_loops): Update prototype.
11059 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11061 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11063 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11065 2009-06-30 Ira Rosen <irar@il.ibm.com>
11067 PR tree-optimization/40542
11068 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11071 2009-06-30 Martin Jambor <mjambor@suse.cz>
11073 PR tree-optimization/40582
11074 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11075 than useless_type_conversion_p.
11076 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11079 2009-06-30 Martin Jambor <mjambor@suse.cz>
11081 PR middle-end/40554
11082 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11084 2009-06-30 Richard Guenther <rguenther@suse.de>
11086 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11087 use ao_ref references.
11088 (walk_aliased_vdefs): Likewise.
11089 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11090 * tree-ssa-dce.c (struct ref_data): Remove.
11091 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11092 (mark_aliased_reaching_defs_necessary): Adjust.
11093 (mark_all_reaching_defs_necessary_1): Likewise.
11095 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11098 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11099 (emit_store_flag_1): Extract from emit_store_flag, adjust
11100 calls to (what now is) emit_cstore.
11101 (emit_store_flag): Call emit_store_flag_1 and also use it
11102 for what used to be recursive calls.
11104 2009-06-30 Wei Guozhi <carrot@google.com>
11107 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11108 if the target bb post dominates from bb.
11109 * config/i386/i386.c (memory_address_length): Check existence of base
11110 register before using it.
11112 2009-06-30 Nick Clifton <nickc@redhat.com>
11113 DJ Delorie <dj@redhat.com>
11115 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11116 __FMOVD_ENABLED__ is defined.
11118 (TARGET_FMOVD): Provide a default definition.
11119 (MASK_FMOVD): Likewise.
11120 (TARGET_CPU_CPP_BUILTINS): Define
11121 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11122 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11123 two fmov instructions depending upon whether TARGET_FMOVD is
11125 (split for DF load from memory into register): Also handle
11126 MEMs which consist of REG+DISP addressing.
11127 (split for DF store from register to memory): Likewise.
11128 * config/sh/sh.opt (mfmovd): Remove this switch.
11129 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11130 * config/sh/sh.c (sh_override_options): Do not automatically
11131 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11132 that to the -mfmovd command line switch.
11134 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11136 (fldi_ok): Always allow.
11137 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11139 2009-06-29 DJ Delorie <dj@redhat.com>
11141 * doc/install.texi (mep-x-elf): Correct chip's full name.
11143 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11145 * doc/extend.texi: Fix typo.
11147 2009-06-29 Tom Tromey <tromey@redhat.com>
11149 * dwarf2.h: Remove.
11150 * Makefile.in (DWARF2_H): New variable.
11151 (except.o): Use it.
11152 (dwarf2out.o): Likewise.
11153 (dwarf2asm.o): Likewise.
11154 * config/i386/t-i386: Use DWARF2_H.
11155 * except.c: Include elf/dwarf2.h.
11156 * unwind-dw2.c: Include elf/dwarf2.h.
11157 * dwarf2out.c: Include elf/dwarf2.h.
11158 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11159 <dtprel>: New field.
11160 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11161 (size_of_loc_descr): Likewise.
11162 (output_loc_operands_raw): Likewise.
11163 (output_loc_operands): Handle new dtprel field.
11164 (loc_checksum): Update.
11165 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11166 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11167 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11168 * dwarf2asm.c: Include elf/dwarf2.h.
11169 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11170 * config/mmix/mmix.c: Include elf/dwarf2.h.
11171 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11172 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11173 * config/sh/sh.c: Include elf/dwarf2.h.
11174 * config/i386/i386.c: Include elf/dwarf2.h.
11176 2009-06-29 DJ Delorie <dj@redhat.com>
11178 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11180 * doc/extend.texi: Add MeP attributes and pragmas.
11181 * doc/invoke.text: Add MeP Options.
11182 * doc/contrib.texi: Add MeP contribution.
11183 * doc/md.texi: Add MeP constraints.
11184 * doc/install.texi: Add MeP target.
11186 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11188 * target.h (struct gcc_target): Add frame_pointer_required field.
11189 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11190 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11191 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11193 * reload1.c (update_eliminables): (Ditto.).
11194 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11195 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11196 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11198 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11200 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11201 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11202 (arm_frame_pointer_required): New function.
11204 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11205 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11206 (avr_frame_pointer_required_p): Declare as static.
11207 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11209 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11210 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11211 (bfin_frame_pointer_required): Make as static, change return type
11213 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11215 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11216 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11217 (cris_frame_pointer_required): New function.
11219 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11221 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11222 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11223 (fr30_frame_pointer_required): New function.
11225 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11226 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11227 (frv_frame_pointer_required): Make as static, change return type
11229 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11231 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11232 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11233 (ix86_frame_pointer_required): Make as static, change return type to
11235 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11237 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11238 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11240 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11242 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11244 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11246 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11247 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11248 (mips_frame_pointer_required): Make as static.
11249 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11251 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11252 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11253 (mmix_frame_pointer_required): Mew function.
11255 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11256 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11258 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11260 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11262 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11264 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11265 (CAN_ELIMINATE): Redefine.
11266 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11267 (sparc_frame_pointer_required): New function.
11268 (sparc_can_eliminate): New function.
11269 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11271 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11272 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11274 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11275 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11276 (xtensa_frame_pointer_required): Make as static, change return type
11278 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11281 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11283 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11284 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11285 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11286 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11287 (register_callback): Handle PLUGIN_START_UNIT.
11288 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11290 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11292 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11294 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11295 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11297 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11299 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11302 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11304 * doc/extend.texi (Additional Floating Types): __float128 is also
11305 supported on i386 targets.
11307 2009-06-29 Richard Guenther <rguenther@suse.de>
11309 PR middle-end/14187
11310 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11312 (pt_solutions_same_restrict_base): Declare.
11313 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11315 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11316 (make_constraint_from, make_copy_constraint): Move earlier.
11317 (make_constraint_from_heapvar): New function.
11318 (make_constraint_from_restrict): Likewise.
11319 (handle_lhs_call): Use it.
11320 (find_func_aliases): Use it to track conversions to restrict
11321 qualified pointers.
11322 (struct fieldoff): Add only_restrict_pointers flag.
11323 (push_fields_onto_fieldstack): Initialize it.
11324 (create_variable_info_for): Track global restrict qualified pointers.
11325 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11326 Track restrict qualified pointer arguments.
11327 (set_uids_in_ptset): Use varinfo is_global_var flag.
11328 (find_what_var_points_to): Set the vars_contains_restrict flag.
11329 Always create the points-to solution for sets including restrict tags.
11330 (pt_solutions_same_restrict_base): New function.
11331 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11332 qualified pointers use pt_solutions_same_restrict_base as
11333 additional source for disambiguation.
11335 2009-06-29 Richard Guenther <rguenther@suse.de>
11337 PR middle-end/38212
11338 * alias.c (find_base_decl): Remove.
11339 (get_deref_alias_set_1): Remove restrict handling.
11340 * c-common.c (c_apply_type_quals_to_decl): Do not set
11341 DECL_POINTER_ALIAS_SET.
11342 * gimplify.c (find_single_pointer_decl_1): Remove.
11343 (find_single_pointer_decl): Likewise.
11344 (internal_get_tmp_var): Remove restrict handling.
11345 (gimple_regimplify_operands): Likewise.
11346 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11347 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11348 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11349 * tree.c (restrict_base_for_decl): Remove.
11350 (init_ttree): Do not allocate it.
11351 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11352 LABEL_DECL_UID for label decls.
11353 (copy_node_stat): Do not copy restrict information.
11354 (decl_restrict_base_lookup): Remove.
11355 (decl_restrict_base_insert): Likewise.
11356 (print_restrict_base_statistics): Likewise.
11357 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11358 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11359 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11360 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11361 (LABEL_DECL_UID): Adjust.
11362 (DECL_BASED_ON_RESTRICT_P): Remove.
11363 (DECL_GET_RESTRICT_BASE): Likewise.
11364 (SET_DECL_RESTRICT_BASE): Likewise.
11365 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11367 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11368 instead of DECL_POINTER_ALIAS_SET.
11369 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11370 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11371 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11373 2009-06-29 Richard Guenther <rguenther@suse.de>
11375 PR tree-optimization/40579
11376 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11377 the IL to simplify has constants that overflowed.
11379 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11381 PR tree-optimization/40550
11382 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11383 vector_compute_type only when the size of vector_compute_type is
11384 less than the size of type.
11386 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11388 * fold-const.c (contains_label_1): Fix comments.
11389 (contains_label_p): Do not walk trees multiple time.
11391 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11393 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11394 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11395 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11396 ix86_fp_comparison_operator.
11397 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11398 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11399 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11400 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11401 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11402 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11403 (related splits): Change predicate to ix86_fp_comparison_operator.
11404 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11405 instead of ix86_fp_comparison_codes.
11406 (ix86_trivial_fp_comparison_operator,
11407 ix86_fp_comparison_operator): New.
11408 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11409 (ix86_expand_compare): Eliminate last two parameters.
11410 (ix86_fp_jump_nontrivial_p): Kill.
11411 * config/i386/i386.c (put_condition_code): Eliminate call to
11412 ix86_fp_comparison_codes and subsequent assertion.
11413 (ix86_fp_comparison_codes): Eliminate.
11414 (ix86_fp_swap_condition): New.
11415 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11416 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11417 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11418 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11419 and ix86_fp_swap_condition.
11420 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11421 Use ix86_fp_comparison_strategy.
11422 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11423 (ix86_fp_jump_nontrivial_p): Eliminate.
11424 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11425 call to ix86_expand_compare.
11426 (ix86_split_fp_branch, ix86_expand_setcc,
11427 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11428 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11430 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11432 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11433 related to jump_clobbers.
11434 * config/arm/arm.md (conds): Remove jump_clob case.
11435 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11436 splits): Change comparison_operator to arm_comparison_operator.
11437 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11440 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11442 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11443 condition for floating point modes.
11444 * expmed.c (emit_store_flag_1): Move here a bigger part
11445 of emit_store_flag.
11446 (emit_store_flag): Try swapping the condition for floating point
11448 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11450 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11452 * expr.c (expand_expr_real_1): Just use do_store_flag.
11453 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11454 emit_store_flag_force.
11455 * expmed.c (emit_store_flag_force): Copy here trick
11456 previously in expand_expr_real_1. Try reversing the comparison.
11457 (emit_store_flag_1): Work if target is NULL.
11458 (emit_store_flag): Work if target is NULL, using the result mode
11459 from the comparison. Use split_comparison, restructure final part
11460 to simplify conditionals.
11462 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11464 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11465 * dojump.c (do_jump): Change handling of floating-point
11466 ops to use just do_compare_and_jump.
11467 (split_comparison): New.
11468 (do_compare_rtx_and_jump): Add here logic coming previously
11469 in do_jump, using split_comparison.
11471 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11474 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11476 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11478 * tree-ssa-alias.c: Fix unintentional commit.
11480 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11482 * passes.c (execute_one_pass): Fix unintentional commit.
11484 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11486 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11487 (df_rd_local_compute, df_md_local_compute): Inline them.
11489 (df_md_scratch): New.
11490 (df_md_alloc, df_md_free): Allocate/free it.
11491 (df_md_local_compute): Only include live registers in init.
11492 (df_md_transfer_function): Prune the in-set computed by
11493 the confluence function, and the gen-set too.
11495 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11497 PR rtl-optimization/26854
11498 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11499 * df-problems.c (df_rd_add_problem): Fix comment.
11500 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11501 df_md_simulate_artificial_defs_at_top,
11502 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11503 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11504 df_md_transfer_function, df_md_init, df_md_confluence_0,
11505 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11506 problem_MD, df_md_add_problem): New.
11507 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11508 df_md_get_bb_info): New.
11509 (DF_LAST_PROBLEM_PLUS1): Adjust.
11511 * Makefile.in (fwprop.o): Include domwalk.h.
11512 * fwprop.c: Include domwalk.h.
11513 (reg_defs, reg_defs_stack): New.
11514 (bitmap_only_bit_between): Remove.
11515 (process_defs): New.
11516 (process_uses): Use reg_defs and local_md instead of
11517 bitmap_only_bit_between and local_rd.
11518 (single_def_use_enter_block): New, from build_single_def_use_links.
11519 (single_def_use_leave_block): New.
11520 (build_single_def_use_links): Remove code moved to
11521 single_def_use_enter_block, invoke domwalk.
11522 (use_killed_between): Adjust comment.
11524 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11526 * bitmap.h (bitmap_ior_and_into): New.
11527 * bitmap.c (bitmap_ior_and_into): New.
11529 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11531 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11532 before_dom_children_before_stmts and after_dom_children_after_stmts.
11533 Rename the two remaining callbacks to just before_dom_children and
11534 after_dom_children. Remove other GIMPLE statement walking bits.
11535 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11536 * graphite.c: Do not include domwalk.h.
11537 * tree-into-ssa.c (interesting_blocks): New global.
11538 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11539 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11540 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11541 now that they're not domwalk callbacks.
11542 (rewrite_initialize_block): Rename to...
11543 (rewrite_enter_block): ... this, place after called functions. Test
11544 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11545 (rewrite_finalize_block): Rename to...
11546 (rewrite_leave_block): ... this, place after called functions.
11547 (rewrite_update_init_block): Rename to...
11548 (rewrite_update_enter_block): ... this, place after called functions.
11549 Test interesting_blocks, call rewrite_update_stmt and
11550 rewrite_update_phi_arguments.
11551 (rewrite_update_fini_block): Rename to...
11552 (rewrite_leave_block): ... this, place after called functions.
11553 (rewrite_blocks): Remove last argument, simplify initialization of
11555 (mark_def_sites_initialize_block): Rename to...
11556 (mark_def_sites_block): ... this, call mark_def_sites.
11557 (mark_def_sites_blocks): Remove argument, simplify initialization of
11559 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11560 (update_ssa): Likewise.
11561 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11563 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11564 (dom_opt_initialize_block): Rename to...
11565 (dom_opt_enter_block): ... this, place after called functions. Walk
11566 statements here, inline propagate_to_outgoing_edges.
11567 (dom_opt_finalize_block): Rename to...
11568 (dom_opt_leave_block): ... this, place after called functions.
11569 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11571 (dse_enter_block, dse_record_phi): New.
11572 (dse_record_phis): Delete.
11573 (dse_finalize_block): Rename to...
11574 (dse_leave_block): ... this.
11575 (tree_ssa_dse): Simplify initialization of walk_data.
11576 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11577 Adjust initialization of walk_data.
11578 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11579 * tree-ssa-loop-phiopt.c (get_non_trapping):
11580 Adjust initialization of walk_data.
11581 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11582 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11583 it's not a domwalk callback.
11584 (uncprop_initialize_block): Rename to...
11585 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11586 (dse_finalize_block): Rename to...
11587 (dse_leave_block): ... this.
11588 (tree_ssa_uncprop): Simplify initialization of walk_data.
11589 * Makefile.in: Adjust dependencies.
11591 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11593 * arm.md (casesi): Fix test for Thumb1.
11594 (thumb1_casesi_internal_pic): Likewise.
11595 (thumb1_casesi_dispatch): Likewise.
11597 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11599 * config/arm/arm-cores.def: Added core cortex-m0.
11600 * config/arm/arm-tune.md: Regenerated.
11601 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11603 2009-06-26 DJ Delorie <dj@redhat.com>
11605 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11607 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11608 the scheduler doesn't tag jump insns.
11610 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11612 * c-decl.c (merge_decls): Re-indent.
11614 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11617 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11618 Special-case decimal float constants.
11620 2009-06-26 Richard Henderson <rth@redhat.com>
11622 * function.h (struct function): Add cannot_be_copied_reason,
11623 and cannot_be_copied_set.
11624 * tree-inline.c (has_label_address_in_static_1): Rename from
11625 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11626 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11627 don't set inline_forbidden_reason.
11628 (copy_forbidden): New function, split out of inline_forbidden_p.
11629 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11630 (inline_forbidden_p): Use copy_forbidden.
11631 (tree_versionable_function_p): Likewise.
11632 (inlinable_function_p): Merge into tree_inlinable_function_p.
11633 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11634 * ipa-cp.c (ipcp_versionable_function_p): New function.
11635 (ipcp_cloning_candidate_p): Use it.
11636 (ipcp_node_modifiable_p): Likewise.
11638 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11640 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11641 that is marked not to be inlined. Remove flag_mudflap use.
11642 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11643 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11645 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11648 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11649 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11651 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11653 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11655 (__mingwthr_remove_key_dtor): Likewise.
11657 2009-06-26 Richard Guenther <rguenther@suse.de>
11659 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11661 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11663 PR middle-end/40525
11664 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11665 try the non-cond_exec path also.
11667 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11670 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11671 (output_cbranch): Use new functions.
11672 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11675 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11676 Pat Haugen <pthaugen@us.ibm.com>
11677 Revital Eres <ERES@il.ibm.com>
11679 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11680 for %c error. Add %x support to print VSX registers as a unified
11681 register set, instead of separate float and altivec registers.
11682 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11683 %y case, and add support for VSX pre-modify addresses.
11684 (output_toc): Add assert for CONST containing an integer constant
11686 (rs6000_adjust_cost): Add POWER7 support.
11687 (insn_must_be_first_in_group): Ditto.
11688 (insn_must_be_last_in_group): Ditto.
11689 (rs6000_emit_popcount): Ditto.
11690 (rs6000_vector_mode_supported_p): Ditto.
11692 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11693 Change some of the functions called by macros to being called
11694 through a pointer, so debug functions can be inserted if
11695 -mdebug=addr or -mdebug=cost.
11696 (rs6000_preferred_reload_class_ptr): Ditto.
11697 (rs6000_secondary_reload_class_ptr): Ditto.
11698 (rs6000_secondary_memory_needed_ptr): Ditto.
11699 (rs6000_cannot_change_mode_class_ptr): Ditto.
11700 (rs6000_secondary_reload_inner): Ditto.
11701 (rs6000_legitimize_reload_address): Ditto.
11702 (rs6000_legitimize_reload_address_ptr): Ditto.
11703 (rs6000_mode_dependent_address): Ditto.
11704 (rs6000_mode_dependent_address_ptr): Ditto.
11706 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11707 function to return true if the mode allows reg + integer
11709 (virtual_stack_registers_memory_p): New function to return true if
11710 the address refers to a virtual stack register.
11711 (rs6000_legitimate_offset_address_p): Move code to say whether a
11712 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11714 (rs6000_legitimate_address_p): Add checks for modes that only can
11715 do reg+reg addressing. Start adding VSX support.
11716 (rs6000_legitimize_reload_address): Ditto.
11717 (rs6000_legitimize_address): Ditto.
11718 (rs6000_debug_legitimate_address_p): New debug functions for
11719 -mdebug=addr and -mdebug=cost.
11720 (rs6000_debug_rtx_costs): Ditto.
11721 (rs6000_debug_address_costs): Ditto.
11722 (rs6000_debug_adjust_cost): Ditto.
11723 (rs6000_debug_legitimize_address): Ditto.
11724 (rs6000_legitimize_reload_address_ptr): Point to call normal
11725 function or debug function. Make functions called via pointer
11727 (rs6000_mode_dependent_address_ptr): Ditto.
11728 (rs6000_secondary_reload_class_ptr): Ditto.
11729 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11730 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11731 into a friendlier error.
11732 (rs6000_init_builtins): Add initial VSX support.
11733 (rs6000_adjust_cost): Fix some spacing issues.
11735 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11736 (REG_CLASS_NAMES): Ditto.
11737 (REG_CLASS_CONTENTS): Ditto.
11738 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11739 pointer, to add -mdebug=addr support.
11740 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11741 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11742 -mdebug=addr support.
11743 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11744 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11745 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11747 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11749 (bswapsi*): Set attribute types for load/store. Add combiner
11750 patterns to eliminate zero extend on 64-bit.
11751 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11752 stdbrx if the hardware supports those instructions.
11754 2009-06-25 Ian Lance Taylor <iant@google.com>
11756 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11757 (Link Options): Document -static-libstdc++.
11759 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11762 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11763 DATA_ALIGNMENT instead.
11765 2009-06-25 Richard Guenther <rguenther@suse.de>
11767 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11768 indirect references against the callused/escaped solutions.
11769 (call_may_clobber_ref_p_1): Likewise.
11771 2009-06-25 Martin Jambor <mjambor@suse.cz>
11773 PR tree-optimization/40493
11774 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11775 (enum unscalarized_data_handling): New type.
11776 (handle_unscalarized_data_in_subtree): Return what has been done.
11777 (load_assign_lhs_subreplacements): Handle left flushes differently.
11778 (sra_modify_assign): Use unscalarized_data_handling, simplified
11779 condition determining whether to remove the statement.
11781 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11783 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11784 excerpt - @ should be doubled for texinfo.
11786 2009-06-24 Ian Lance Taylor <iant@google.com>
11788 * config/arc/arc.c: Include "df.h".
11789 (arc_attribute_table): Make static. Move higher in file.
11790 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11791 (output_shift): Initialize n later to avoid warning.
11792 * config/arm/arm.c (arm_attribute_table): Make static. Move
11794 * config/avr/avr.c (avr_attribute_table): Make static. Move
11796 (reg_class_tab): Change array type from int to enum reg_class.
11797 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11799 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11800 (lshrhi3_out): Likewise.
11801 (class_likely_spilled_p): Change return type to bool.
11802 (avr_rtx_costs): Use local code variable with enum type.
11803 * config/avr/avr.md (movmemhi): Use add_reg_note.
11804 (andhi3, andsi3): Don't use AS2 with "and".
11805 (iorhi3, iorsi3): Don't use AS2 with "or".
11806 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11807 * config/crx/crx.c: Include "df.h".
11808 (crx_attribute_table): Make static.
11809 * config/m32r/m32r.c: Include "df.h".
11810 (m32r_attribute_table): Make static. Move higher in file.
11811 (pop): Use add_reg_note.
11812 (block_move_call): Change 0 to LCT_NORMAL in function call.
11813 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11814 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11815 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11816 declare, not just when TREE_CODE is defined.
11817 * config/m68hc11/m68hc11.c: Include "expr.h".
11818 (m68hc11_attribute_table): Make static. Move higher in file.
11819 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11821 (m68hc11_register_indirect_p): Likewise.
11822 (m68hc11_function_arg_padding): Change return type to enum
11824 (emit_move_after_reload): Use add_reg_note.
11825 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11826 (m68hc11_split_logical): Likewise.
11827 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11829 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11830 to VOIDmode in function call.
11831 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11833 (m68hc11_split_logical): Update declaration.
11834 (m68hc11_function_arg_padding): Update declaration.
11835 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11836 to array of enum reg_class.
11837 (mcore_attribute_table): Make static. Move higher in file.
11838 (mcore_rtx_costs): Add cast to enum type.
11839 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11840 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11841 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11843 * config/sh/predicates.md (trapping_target_operand): Rename and to
11845 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11847 * config/spu/spu.c (spu_attribute_table): Make static. Move
11849 * config/v850/v850.c (v850_attribute_table): Make static. Move
11851 (v850_rtx_costs): Use local code with enum type.
11852 (expand_epilogue): Add cast.
11853 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11855 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11858 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11859 -m2a-single-only and -m2a-nofpu.
11860 * config/sh/sh.opt: Document m2a generates FPU code.
11862 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11864 * defaults.h (CAN_ELIMINATE): Provide default.
11865 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11866 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11867 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11868 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11869 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11870 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11871 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11872 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11873 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11874 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11876 2009-06-24 DJ Delorie <dj@redhat.com>
11878 * mep-ext-cop.cpu: Fix copyright notice.
11879 * mep-default: Fix copyright notice.
11880 * mep-core: Fix copyright notice.
11881 * mep: Fix copyright notice.
11882 * mep-ivc2: Fix copyright notice.
11883 * mep-c5: Fix copyright notice.
11885 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11887 * doc/contrib.texi (Contributors):
11889 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11891 PR middle-end/40501
11892 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11893 src and dst operands if necessary.
11895 2009-06-23 DJ Delorie <dj@redhat.com>
11898 * config.gcc: Add mep support.
11899 * recog.c: Resurrect validate_replace_rtx_subexp().
11900 * recog.h: Likewise.
11901 * config/mep/: Add new port:
11902 * config/mep/constraints.md: New file.
11903 * config/mep/default.h: New file.
11904 * config/mep/intrinsics.h: New file.
11905 * config/mep/intrinsics.md: New file.
11906 * config/mep/ivc2-template.h: New file.
11907 * config/mep/mep-c5.cpu: New file.
11908 * config/mep/mep-core.cpu: New file.
11909 * config/mep/mep-default.cpu: New file.
11910 * config/mep/mep-ext-cop.cpu: New file.
11911 * config/mep/mep-intrin.h: New file.
11912 * config/mep/mep-ivc2.cpu: New file.
11913 * config/mep/mep-lib1.asm: New file.
11914 * config/mep/mep-lib2.c: New file.
11915 * config/mep/mep-pragma.c: New file.
11916 * config/mep/mep-protos.h: New file.
11917 * config/mep/mep-tramp.c: New file.
11918 * config/mep/mep.c: New file.
11919 * config/mep/mep.cpu: New file.
11920 * config/mep/mep.h: New file.
11921 * config/mep/mep.md: New file.
11922 * config/mep/mep.opt: New file.
11923 * config/mep/predicates.md: New file.
11924 * config/mep/t-mep: New file.
11926 2009-06-23 Ian Lance Taylor <iant@google.com>
11928 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11929 from loose_warn into c_loose_warn and from strict_warn into
11930 c_strict_warn. Set and substitute warn_cxxflags. Check for
11931 --enable-build-with-cxx. Set and substitute
11932 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11933 * Makefile.in (CXXFLAGS): New variable.
11934 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11935 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11936 the default is the same as $(STRICT_WARN).
11937 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11938 (CXX): New variable.
11939 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11940 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11941 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11942 (HOST_LIBS): New variable.
11943 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11944 (ALL_CXXFLAGS): New variable.
11945 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11946 * doc/install.texi (Configuration): Document
11947 --enable-build-with-cxx, --with-stage1-ldflags,
11948 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11949 * configure: Rebuild.
11951 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11953 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11954 from previous commit.
11956 2009-06-23 Ian Lance Taylor <iant@google.com>
11958 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11960 2009-06-23 Ian Lance Taylor <iant@google.com>
11962 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11963 with ATTRIBUTE_UNUSED.
11965 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11966 Pat Haugen <pthaugen@us.ibm.com>
11967 Revital Eres <eres@il.ibm.com>
11969 * config.in (HAVE_AS_POPCNTD): Add default definition.
11970 (HAVE_AS_LWSYNC): Ditto.
11972 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11974 (gcc_cv_as_powerpc_cmpb): Ditto.
11975 (gcc_cv_as_powerpc_dfp): Ditto.
11976 (gcc_cv_as_powerpc_vsx): Ditto.
11977 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11978 supporting the popcntd/lwsync instructions.
11979 (gcc_cv_as_powerpc_lwsync): Ditto.
11980 * configure: Regenerate.
11982 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11983 -mcpu=native and -mcpu=power7.
11984 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11986 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11987 a variable instead of a mask to reduce the number of mask bits.
11988 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11989 (-mbit-word): Ditto.
11990 (-mregnames): Ditto.
11991 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11992 (-mfused-madd): Ditto.
11994 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11996 (-mvsx): New switch for VSX instructions.
11997 (-misel): Move from a variable to a mask to allow it to be set by
12000 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12001 function declaration to an array declaration.
12002 (rs6000_hard_regno_nregs): New external array declaration.
12004 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12005 files included by rs6000.md.
12007 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12008 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12010 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12012 (rs6000_debug_reg): New -mdebug= variables.
12013 (rs6000_debug_addr): Ditto.
12014 (rs6000_debug_cost): Ditto.
12015 (rs6000_pmode): New variable to hold Pmode.
12016 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12017 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12018 calculated at compiler start.
12019 (rs6000_hard_regno_nregs): Change function to an array which holds
12020 HARD_REGNO_NREGS calculated at compiler start.
12021 (rs6000_explicit_options): Delete isel field.
12022 (rs6000_vector_unit): New array to hold which vector unit
12023 supports arithmetic options for a given type.
12024 (rs6000_vector_mem): New array to hold which vector unit supports
12025 memory reference operations for a given type.
12026 (rs6000_vector_align): New array to given the alignment of each
12028 (power7_cost): New basic costs for power7.
12029 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12030 (rs6000_hard_regno_nregs_internal): New function, moved from
12031 HARD_REGNO_NREGS, to calculate the number of registers each hard
12032 register takes for each type.
12033 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12034 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12035 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12036 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12037 unit information here so it is calculated once at compiler startup
12039 (rs6000_override_options): Make -misel a target mask. Add more
12040 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12041 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12043 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12044 (rs6000_handle_option): Move -misel from variable to target mask.
12045 (rs6000_builtin_mask_for_load): Add VSX support.
12046 (rs6000_conditional_register_usage): Ditto.
12047 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12048 (function_arg_boundary): Ditto.
12049 (rs6000_expand_builtin): Ditto.
12050 (def_builtin): Make abort message a little friendlier.
12051 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12053 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12054 assembler support the popcntd instruction instead of a vsx
12055 instruction to enable power7 support.
12056 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12057 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12058 option to the assembler if -mcpu=native.
12059 (ASM_CPU_NATIVE_SPEC): Ditto.
12060 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12062 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12063 the lwsync instruction.
12064 (enum processor_type): Add PROCESSOR_POWER7.
12065 (rs6000_debug_reg): New -mdebug= options.
12066 (rs6000_debug_addr): Ditto.
12067 (rs6000_debug_cost): Ditto.
12068 (rs6000_isel): Delete.
12069 (enum rs6000_vector): New enum to say what vector unit we have.
12070 (VECTOR_UNIT_*): New macros to say which vector unit has
12071 arithmetic operations for a given type.
12072 (VECTOR_MEM_*): New macros to say which vector unit has memory
12073 operations for a given type.
12074 (TARGET_LDBRX): Whether the machine supports the ldbrx
12076 (TARGET_ISEL): Delete, -misel moved to be a mask.
12077 (TARGET_ISEL64): New macro for 64-bit isel support.
12078 (UNITS_PER_VSX_WORD): New macro.
12079 (POINTER_SIZE): Move to be an external variable, rather than
12080 calculating whether we are generating 32 ot 64-bit code.
12082 (STACK_BOUNDARY): Add VSX support.
12083 (LOCAL_ALIGNMENT): Ditto.
12084 (SLOW_UNALIGNED_ACCESS): Ditto.
12085 (VSX_REGNO_P): New macro for VSX support.
12086 (VFLOAT_REGNO_P): Ditto.
12087 (VINT_REGNO_P): Ditto.
12088 (VLOGICAL_REGNO_P): Ditto.
12089 (VSX_VECTOR_MODE): Ditto.
12090 (VSX_SCALAR_MODE): Ditto.
12092 (VSX_MOVE_MODE): Ditto.
12093 (VSX_REG_CLASS_P): Ditto.
12094 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12096 (UNITS_PER_SIMD_WORD): Add VSX support.
12097 (MODES_TIEABLE_P): Ditto.
12098 (STARTING_FRAME_OFFSET): Ditto.
12099 (STACK_DYNAMIC_OFFSET): Ditto.
12100 (EPILOGUE_USES): Ditto.
12101 (REGNO_REG_CLASS): Move to array lookup.
12102 (CLASS_MAX_NREGS): Ditto.
12103 (rs6000_vector_reg_class): Add declaration.
12104 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12105 overlap with the floating point and Altivec registers.
12107 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12109 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12110 give the appropriate asm switches if -mcpu=native.
12111 (host_detect_local_cpu): Add support for "asm".
12112 (host_detect_local_cpu): Follow GNU code guidelines for name.
12114 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12115 -mbit-word to a variable instead of being a target mask.
12117 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12118 emit the lwsync instruction instead of emitting the instruction as
12119 an integer constant.
12121 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12122 fixuns_trundfsi2, move expander into rs6000.md.
12124 * config/rs6000/rs6000.md (cpu): Add power7.
12125 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12126 (logical predicate patterns): Change the single instruction
12127 primitives that set CR0 to be fast_compare instead of compare.
12129 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12130 (popcntddi2): Ditto.
12131 (popcount<mode>): Ditto.
12132 (floating multiply/add insns): Name the floating point
12133 multiply/add insns.
12134 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12135 (isel_unsigned_<mode>): Ditto.
12136 (fixuns_trundfsi2): Move expander here from spe.md.
12137 (smindi3): Define if we have -misel on 64-bit systems.
12142 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12144 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12146 * config/avr/avr.c (avr_current_device): New variable.
12147 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12148 (avr_arch, mcu_type_s): Move to avr.h.
12149 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12150 default_data_section_start fields.
12151 (avr_arch): Moved from avr.c.
12152 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12153 library_name fields.
12154 (avr_current_device, avr_mcu_types, avr_arch_types,
12155 avr_device_to_arch, avr_device_to_data_start,
12156 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12157 (EXTRA_SPEC_FUNCTIONS): Define.
12158 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12159 options mapping. Use device_to_arch and device_to_data_start insted.
12160 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12161 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12162 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12163 * config/avr/driver-avr.c: New file.
12164 * config/avr/avr-devices.c: New file.
12166 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12168 * var-tracking.c (unshare_variable): Force initialized to
12169 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12170 (set_variable_part): Likewise.
12171 (struct variable_union_info): Remove pos_src field.
12172 (vui_vec, vui_allocated): New variables.
12173 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12174 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12175 == 1 use a simpler sorting algorithm. Compute pos field right
12176 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12177 Avoid quadratic comparison if !flag_var_tracking_uninit.
12178 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12179 unshare_variable unconditionally.
12180 (dataflow_set_different_2): Removed.
12181 (dataflow_set_different): Don't traverse second hash table.
12182 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12183 unconditionally to var_reg_set or var_mem_set.
12184 (emit_notes_in_bb): Likewise.
12185 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12187 (emit_note_insn_var_location): Don't set initialized to
12188 VAR_INIT_STATUS_INITIALIZED early.
12189 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12191 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12193 * tree-object-size.c (addr_object_size): Instead of checking
12194 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12195 are no FIELD_DECLs following it.
12197 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12199 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12200 order to match bswaps with signed source operands.
12202 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12204 * sdbout.c (sdbout_one_type): Fix braces in switch.
12206 2009-06-23 Richard Guenther <rguenther@suse.de>
12208 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12210 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12211 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12212 var_callused, callused_tree, var_storedanything, storedanything_tree,
12213 var_integer, integer_tree): Remove global variables.
12214 (new_var_info): Do not pass new id, append the new var to the
12215 global variable vector.
12216 (do_ds_constraint): Use is_global_var member of the variable-info.
12217 (new_scalar_tmp_constraint_exp): Adjust.
12218 (create_function_info_for): Likewise.
12219 (create_variable_info_for): Likewise.
12220 (find_what_var_points_to): Remove dead code.
12221 (init_base_vars): Simplify.
12222 (compute_points_to_sets): Adjust.
12224 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12226 * combine.c (try_combine): Dump information about the insns we're
12229 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12231 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12232 check when calling force_to_mode on TRUNCATE's operand.
12234 2009-06-22 Ian Lance Taylor <iant@google.com>
12236 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12238 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12240 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12242 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12244 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12245 override library linkage flags such as -static-libgcc or
12248 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12250 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12252 2009-06-22 Ian Lance Taylor <iant@google.com>
12254 * config/linux.opt: Put mglibc ahead of muclibc.
12256 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12257 for duplicate decls.
12259 2009-06-22 Matthias Klose <doko@ubuntu.com>
12261 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12263 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12266 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12267 instead of NULL if a parser error occurs.
12269 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12271 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12272 non-DWARF2_DEBUGGING_INFO version.
12274 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12276 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12277 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12279 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12280 (LIBGCC2_TF_CEXT): Define.
12283 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12286 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12288 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12290 * config/arm/arm.c (arm_override_options): Disable
12291 -mcaller-super-interworking and -mcallee-super-interworking.
12292 * doc/invoke.texi (ARM Options): Document this.
12294 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12296 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12297 * config/arm/constraints.md (j): New constraint for movw operands.
12298 (N): Remove thumb2 meaning.
12299 * config/arm/arm.md (*arm_movw): Delete.
12300 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12301 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12302 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12304 2009-06-22 Martin Jambor <mjambor@suse.cz>
12306 PR tree-optimization/40492
12307 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12308 build_ref_for_offset.
12310 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12312 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12313 JUMP_TABLE_DATA_P predicates where applicable.
12314 * auto-inc-dec.c: Ditto.
12315 * builtins.c: Ditto.
12316 * caller-save.c: Ditto.
12318 * cfgcleanup.c: Ditto.
12319 * cfglayout.c: Ditto.
12321 * combine.c: Ditto.
12322 * combine-stack-adj.c: Ditto.
12326 * df-scan.c: Ditto.
12328 * dwarf2asm.c: Ditto.
12329 * dwarf2out.c: Ditto.
12330 * emit-rtl.c: Ditto.
12336 * function.c: Ditto.
12339 * genpreds.c: Ditto.
12340 * genrecog.c: Ditto.
12342 * ira-costs.c: Ditto.
12343 * ira-lives.c: Ditto.
12345 * loop-iv.c: Ditto.
12346 * lower-subreg.c: Ditto.
12347 * modulo-sched.c: Ditto.
12349 * postreload.c: Ditto.
12350 * print-rtl.c: Ditto.
12352 * reginfo.c: Ditto.
12353 * regmove.c: Ditto.
12354 * reload1.c: Ditto.
12357 * rtlanal.c: Ditto.
12359 * sched-vis.c: Ditto.
12361 * sel-sched-ir.c: Ditto.
12362 * simplify-rtx.c: Ditto.
12363 * targhooks.c: Ditto.
12364 * var-tracking.c: Ditto.
12365 * vmsdbgout.c: Ditto.
12367 2009-06-22 Matthias Klose <doko@ubuntu.com>
12369 * Makefile.in (install-plugin): Always use DESTDIR.
12371 2009-06-22 Olivier Hainque <hainque@adacore.com>
12373 * config/pa/pa.c (output_call): Don't optimize post call jumps
12374 into return address adjustments if the call may throw.
12376 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12378 * arm.c (thumb1_output_casesi): New function.
12379 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12380 optimizing for size or PIC.
12381 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12382 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12383 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12384 (thumb1_casesi_internal_pic): New expand rule.
12385 (thumb1_casesi_dispatch): New pattern.
12386 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12388 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12389 in the text seciton when PIC or optimizing for size.
12390 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12391 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12392 preservation properties of code.
12393 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12394 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12395 (__gnu_thumb1_case_si): New function.
12396 * t-arm (LIB1ASMSRC): Define here.
12397 (LIB1ASMFUNCS): Add some common functions.
12398 * t-arm-elf (LIB1ASMSRC): Delete.
12399 (LIB1ASMFUNCS): Append to existing set.
12400 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12401 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12402 * t-symbian (LIB1ASMFUNCS): Likewise.
12403 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12404 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12406 2009-06-21 Richard Guenther <rguenther@suse.de>
12408 PR tree-optimization/38729
12409 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12410 to loops with a single exit if -fno-expensive-optimizations.
12412 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12414 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12415 (dataflow_set): Change vars type from htab_t to shared_hash.
12416 (shared_hash_pool, empty_shared_hash): New variables.
12417 (vars_clear): Removed.
12418 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12419 shared_hash_find_slot_unshare, shared_hash_find_slot,
12420 shared_hash_find_slot_noinsert, shared_hash_find): New
12422 (shared_hash_unshare, shared_hash_destroy): New functions.
12423 (unshare_variable): Unshare set->vars if shared, use
12425 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12426 (get_init_value, find_src_set_src, dump_dataflow_set,
12427 clobber_variable_part, emit_notes_for_differences): Use
12429 (dataflow_set_init): Remove second argument, set vars to
12430 empty_shared_hash instead of creating a new htab.
12431 (dataflow_set_clear): Call shared_hash_destroy and set vars
12432 to empty_shared_hash instead of calling vars_clear.
12433 (dataflow_set_copy): Don't call vars_copy, instead just share
12434 the src htab with dst.
12435 (variable_union): Use shared_hash_*, use initially NO_INSERT
12436 lookup if set->vars is shared. Don't keep slot cleared before
12437 calling unshare_variable. Unshare set->vars if needed.
12438 Even ->refcount == 1 vars must be unshared if set->vars is shared
12439 and var needs to be modified.
12440 (variable_canonicalize): New function.
12441 (dataflow_set_union): If dst->vars is empty, just share src->vars
12442 with dst->vars and traverse with variable_canonicalize to canonicalize
12443 and unshare what is needed.
12444 (dataflow_set_different): If old_set and new_set use the same shared
12445 htab, they aren't different. If number of htab elements is different,
12446 htabs are different. Use shared_hash_*.
12447 (dataflow_set_destroy): Call shared_hash_destroy instead of
12449 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12450 second argument to dataflow_set_init.
12451 (vt_initialize): Likewise. Initialize shared_hash_pool and
12452 empty_shared_hash, move bb in/out initialization afterwards.
12453 Use variable_htab_free instead of NULL as changed_variables del hook.
12454 (variable_was_changed): Change type of second argument to pointer to
12455 dataflow_set. When inserting var into changed_variables, bump
12456 refcount. Unshare set->vars if set is shared htab and slot needs to
12458 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12459 lookup if set->vars is shared. Unshare set->vars if needed.
12460 Even ->refcount == 1 vars must be unshared if set->vars is shared
12461 and var needs to be modified. Adjust variable_was_changed caller.
12462 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12463 vars must be unshared if set->vars is shared and var needs to be
12464 modified. Adjust variable_was_changed caller.
12465 (emit_note_insn_var_location): Don't pool_free var.
12466 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12468 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12469 free_alloc_pool on shared_hash_pool.
12471 2009-06-20 Anthony Green <green@moxielogic.com>
12473 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12474 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12476 2009-06-20 Richard Guenther <rguenther@suse.de>
12478 * tree-ssa-structalias.c (find_func_aliases): For memset use
12479 a constraint from NULL if we memset to zero.
12480 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12481 we explicitly handle that do not read from memory.
12482 (call_may_clobber_ref_p_1): Properly handle builtins that may
12485 2009-06-20 Richard Guenther <rguenther@suse.de>
12487 PR tree-optimization/40495
12488 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12489 (new_scalar_tmp_constraint_exp): New function.
12490 (process_constraint): Do not create temporary decls.
12491 (process_all_all_constraints): Likewise.
12492 (handle_const_call): Likewise.
12493 (create_function_info_for): Do not set decl.
12495 2009-06-19 Ian Lance Taylor <iant@google.com>
12497 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12498 (rs6000_attribute_table): Make static; move before use.
12500 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12502 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12503 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12504 Propagate the TREE_READONLY flag without overwriting it.
12505 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12506 Propagate the TREE_READONLY flag onto the result.
12507 (process_call_operands): Move around. Use correct constant value.
12509 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12512 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12513 * config/arm/arm.md: Likewise.
12515 2009-06-19 Ian Lance Taylor <iant@google.com>
12517 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12518 to GIMPLE_ERROR_MARK.
12520 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12521 op2_original_type parameters. Warn about using different enum types.
12522 * c-parser.c (c_parser_conditional_expression): Pass original
12523 types to build_conditional_expr.
12524 * c-tree.h (build_conditional_expr): Update declaration.
12526 2009-06-19 Ian Lance Taylor <iant@google.com>
12528 * config/i386/i386.c (ix86_function_specific_save): Test that
12529 fields match values, rather than testing the values are in a
12532 2009-06-19 Richard Guenther <rguenther@suse.de>
12534 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12535 ADDR_EXPR pointers.
12536 (ptr_derefs_may_alias_p): Likewise.
12537 (ptr_deref_may_alias_ref_p_1): New function.
12538 (ptr_deref_may_alias_ref_p): Likewise.
12539 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12540 covered by looking at the ESCAPED solution.
12541 (call_may_clobber_ref_p_1): Likewise.
12542 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12543 Handle NULL_TREE offset. Do not produce redundant constraints.
12544 (process_all_all_constraints): New helper function.
12545 (do_structure_copy): Use it.
12546 (handle_lhs_call): Likewise.
12547 (find_func_aliases): Handle some builtins with pointer arguments
12548 and/or return values explicitly.
12550 2009-06-19 Ian Lance Taylor <iant@google.com>
12552 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12554 2009-06-19 Ian Lance Taylor <iant@google.com>
12556 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12558 2009-06-19 Ian Lance Taylor <iant@google.com>
12560 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12561 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12564 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12565 uninitialized const.
12567 2009-06-19 Ian Lance Taylor <iant@google.com>
12569 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12572 * c-decl.c (in_struct, struct_types): Remove.
12573 (struct c_binding): Add in_struct field.
12574 (c_binding_ptr): Define type, along with VEC.
12575 (struct c_struct_parse_info): Define.
12576 (struct_parse_info): New static variable.
12577 (bind): Initialize in_struct field.
12578 (start_struct): Remove enclosing_in_struct and
12579 enclosing_struct_types parameters. Add
12580 enclosing_struct_parse_info parameter. Change all callers. Set
12581 struct_parse_info rather than in_struct and struct_types.
12582 (grokfield): If -Wc++-compat and there is a symbol binding for the
12583 field name, set the in_struct flag and push it on the
12584 struct_parse_info->fields vector.
12585 (warn_cxx_compat_finish_struct): New static function.
12586 (finish_struct): Remove enclosing_in_struct and
12587 enclosing_struct_types parameters. Add
12588 enclosing_struct_parse_info parameter. Change all callers. Don't
12589 set C_TYPE_DEFINED_IN_STRUCT here. Call
12590 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12591 parameter. Only push on struct_types if warn_cxx_compat.
12592 (finish_enum): Only push on struct_types if warn_cxx_compat.
12593 (declspecs_add_type): Add loc parameter. Change all callers.
12594 Change all error calls to error_at. Pass loc, not input_location,
12595 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12596 defined in a struct. If -Wc++-compat and parsing a struct, record
12597 that a typedef name was used.
12598 * c-parser.c (c_parser_declspecs): Get location to pass to
12599 declspecs_add_type.
12600 (c_parser_struct_or_union_specifier): Update calls to start_struct
12602 * c-tree.h (struct c_struct_parse_info): Declare.
12603 (finish_struct, start_struct): Update declarations.
12604 (declspecs_add_type): Update declaration.
12606 2009-06-19 Ian Lance Taylor <iant@google.com>
12608 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12609 variable with an anonymous type.
12611 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12613 * see.c: Remove for real.
12615 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12617 * optabs.h (enum optab_index): Add new OTI_significand.
12618 (significand_optab): Define corresponding macro.
12619 * optabs.c (init_optabs): Initialize significand_optab.
12620 * genopinit.c (optabs): Implement significand_optab using
12621 significand?f2 patterns.
12622 * builtins.c (expand_builtin_mathfn): Handle
12623 BUILT_IN_SIGNIFICAND{,F,L}.
12624 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12625 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12627 * config/i386/i386.md (significandxf2, significand<mode>2): New
12628 expanders to implement significandf, significand and significandl
12629 built-ins as inline x87 intrinsics.
12631 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12633 * config/avr/avr.c (avr_override_options): Remove setting value of
12634 PARAM_INLINE_CALL_COST.
12636 2009-06-18 Richard Henderson <rth@redhat.com>
12639 * tree-pass.h (TDF_ASMNAME): New.
12640 * tree-dump.c (dump_options): Add asmname.
12641 * doc/invoke.texi: Document it.
12643 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12644 (dump_decl_name): ...here.
12645 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12646 (dump_generic_node): Update dump_function_name calls.
12647 (print_call_name): New flags arg; update all dump calls.
12648 * diagnostic.h (print_call_name): Update.
12649 * gimple-pretty-print.c (dump_gimple_call): Update.
12651 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12654 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12656 2009-06-18 Diego Novillo <dnovillo@google.com>
12658 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12659 * plugin.c (str_license): Declare.
12660 (try_init_one_plugin): Assert that the symbol
12661 'plugin_is_GPL_compatible' exists.
12663 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12666 * Makefile.in (OBJS-common): Remove see.o.
12668 * common.opt (fsee): Mark as preserved for backward compatibility.
12669 * opts.c (common_handle_option): Add OPT_fsee to the backward
12670 compatibility section.
12671 * passes.c (init_optimization_passes, pass_see): Remove pass.
12672 * timevar.def (TV_SEE): Remove.
12673 * tree-pass.h (pass_see): Remove declaration.
12674 * doc/invoke.texi (-fsee): Remove documentation.
12676 2009-06-18 Martin Jambor <mjambor@suse.cz>
12678 * tree-sra.c: Include statistics.h
12679 (sra_stats): New variable.
12680 (sra_initialize): Clear sra_stats.
12681 (create_access_replacement): Increment sra_stats.replacements.
12682 (get_access_replacement): Do not return twice.
12683 (analyze_all_variable_accesses): Increment statistics counter by the
12684 number of scalarized aggregates.
12685 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12686 (sra_modify_expr): Increment sra_stats.exprs.
12687 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12688 (sra_modify_assign): Increment sra_stats.exprs,
12689 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12690 (perform_intra_sra): Update statistics counters.
12691 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12693 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12695 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12696 (arm_scalar_mode_supported_p): New function.
12698 2009-06-18 Paul Brook <paul@codesourcery.com>
12699 Sandra Loosemore <sandra@codesourcery.com>
12701 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12702 (__extendhfsf2, __truncsfhf2): Define.
12703 * config/arm/fp16.c: New file.
12704 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12705 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12707 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12709 * doc/extend.texi (Half-Precision): New section.
12710 * doc/invoke.texi (Option Summary): List -mfp16-format.
12711 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12712 * config/arm/arm.opt (mfp16-format=): New.
12713 * config/arm/arm.c: Include intl.h.
12714 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12715 (TARGET_INVALID_RETURN_TYPE): Redefine.
12716 (TARGET_PROMOTED_TYPE): Redefine.
12717 (TARGET_CONVERT_TO_TYPE): Redefine.
12718 (arm_fp16_format): Define.
12719 (all_fpus): Add entry for neon-fp16.
12720 (fp_model_for_fpu): Likewise.
12721 (struct fp16_format): Declare.
12722 (all_fp16_formats): Define.
12723 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12725 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12727 (arm_legitimate_index_p): Treat HFmode like HImode.
12728 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12729 (coproc_secondary_reload_class): Special-case HFmode.
12730 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12731 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12732 (arm_init_fp16_builtins): New.
12733 (arm_init_builtins): Call it.
12734 (arm_invalid_parameter_type): New.
12735 (arm_invalid_return_type): New.
12736 (arm_promoted_type): New.
12737 (arm_convert_to_type).
12738 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12740 (arm_emit_fp16_const): New function.
12741 (arm_mangle_type): Mangle __fp16 as "Dh".
12742 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12744 (TARGET_NEON_FP16): New.
12745 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12746 (enum fputype): Add FPUTYPE_NEON_FP16.
12747 (enum arm_fp16_format_type): Declare.
12748 (arm_fp16_format): Declare.
12749 (LARGEST_EXPONENT_IS_NORMAL): Define.
12750 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12751 * config/arm/arm-modes.def (HFmode): Define.
12752 * config/arm/vfp.md: (*movhf_vfp): New.
12753 (extendhfsf2): New.
12755 * config/arm/arm.md: (fpu): Add neon_fp16.
12756 (floatsihf2, floatdihf2): New.
12757 (fix_trunchfsi2, fix_trunchfdi2): New.
12759 (extendhfdf2): New.
12761 (*arm32_movhf): New.
12762 (*thumb1_movhf): New.
12763 (consttable_2): Add check for HFmode constants.
12764 (consttable_4): Handle HFmode constants.
12766 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12768 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12770 2009-06-17 Olivier Hainque <hainque@adacore.com>
12772 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12773 const char ** conversion in AIX specific section.
12775 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12777 * config/i386/i386.c (ix86_special_builtin_type): Remove
12778 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12779 (bdesc_special_args): Updated.
12780 (ix86_init_mmx_sse_builtins): Likewise.
12781 (ix86_expand_special_args_builtin): Likewise.
12783 2009-06-17 Richard Henderson <rth@redhat.com>
12785 * tree-pretty-print.c (maybe_dump_asm_name): New.
12786 (dump_decl_name): Use it.
12787 (PRINT_FUNCTION_NAME): Merge into...
12788 (dump_function_name): ... here. Use maybe_dump_asm_name.
12790 2009-06-17 Cary Coutant <ccoutant@google.com>
12792 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12794 * debug.c (struct gcc_debug_hooks): Change placeholder for
12796 (debug_nothing_int_charstar_int): Replaced by...
12797 (debug_nothing_int_charstar_int_bool): ...this.
12798 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12799 source_line prototype.
12800 (debug_nothing_int_charstar_int): Replaced by...
12801 (debug_nothing_int_charstar_int_bool): ...this.
12802 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12803 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12804 Output is_stmt operand when necessary.
12805 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12806 (notice_source_line): Add is_stmt parameter.
12807 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12808 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12810 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12811 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12813 2009-06-17 Ian Lance Taylor <iant@google.com>
12815 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12817 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12820 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12822 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12823 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12824 tree_strip_sign_nop_conversions and
12825 tree_ssa_strip_useless_type_conversions rather than stripping
12826 the operations here.
12827 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12829 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12830 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12831 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12832 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12835 2009-06-17 Michael Eager <eager@eagercon.com>
12837 * config/rs6000/constraints.md (register_constraint "d"): New.
12838 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12839 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12840 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12841 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12842 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12843 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12844 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12845 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12846 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12847 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12849 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12850 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12851 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12852 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12853 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12854 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12855 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12856 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12857 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12858 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12859 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12860 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12861 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12862 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12864 2009-06-16 Ian Lance Taylor <iant@google.com>
12866 * profile.c (total_num_never_executed): Don't define.
12867 (compute_branch_probabilities): Don't count or print
12868 num_never_executed.
12869 (init_branch_prob): Don't set total_num_never_executed.
12870 (end_branch_prob): Don't print total_num_never_executed.
12872 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12874 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12876 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12878 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12879 (nabstd2_fpr): Same.
12881 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12883 * expr.c (expand_assignment): Change complex type check.
12885 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12887 * doc/plugins.texi (Building GCC plugins): Added new section.
12889 2009-06-17 Ian Lance Taylor <iant@google.com>
12891 * c-pch.c (get_ident): Don't set size of templ array.
12892 (pch_init): Don't set size of partial_pch array.
12894 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12895 string constant to intialize an array whose size is the length of
12898 2009-06-17 Richard Guenther <rguenther@suse.de>
12900 PR tree-optimization/40389
12901 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12902 to addressable types.
12903 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12905 2009-06-17 Richard Guenther <rguenther@suse.de>
12907 PR middle-end/40460
12908 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12909 if there is no evolution of left in the loop bail out.
12910 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12911 chrec_fold_multiply.
12913 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12914 Janis Johnson <janis187@us.ibm.com>
12917 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12918 for the symbol ref of a constant that is the source of a move
12919 - nor for any other not-obvious-label-ref constants.
12921 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12923 * plugin.c (position_pass): Skip newly inserted pass during list
12924 traversal to avoid repeated insertion.
12926 2009-06-16 Ian Lance Taylor <iant@google.com>
12928 * vec.h (VEC_stack_alloc): Define different version if
12929 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12930 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12931 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12932 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12934 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12936 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12938 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12939 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12940 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12941 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12942 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12943 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12944 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12945 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12946 __builtin_ia32_rdtscp.
12947 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12948 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12949 and __builtin_ia32_rorhi.
12950 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12951 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12952 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12953 (ix86_expand_args_builtin): Likewise.
12954 (ix86_expand_special_args_builtin): Likewise.
12956 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12957 (UNSPECV_RDTSC): Likewise.
12958 (UNSPECV_RDPMC): Likewise.
12959 (*bsr): Renamed to ...
12961 (*bsr_rex64): Renamed to ...
12964 (*rdpmc): Likewise.
12965 (*rdpmc_rex64): Likewise.
12967 (*rdtsc): Likewise.
12968 (*rdtsc_rex64): Likewise.
12969 (rdtscp): Likewise.
12970 (*rdtscp): Likewise.
12971 (*rdtscp_rex64): Likewise.
12973 * config/i386/ia32intrin.h: New.
12975 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12977 2009-06-16 Ian Lance Taylor <iant@google.com>
12979 * ira-build.c (copy_info_to_removed_store_destinations):
12980 Initialize parent_a.
12982 2009-06-16 Ian Lance Taylor <iant@google.com>
12984 * c-decl.c (grokdeclarator): Change size_varies to bool.
12986 2009-06-16 Ian Lance Taylor <iant@google.com>
12988 * sel-sched.c: Make forward declarations of move_op_hooks and
12989 fur_hooks explicitly extern.
12991 2009-06-16 Ian Lance Taylor <iant@google.com>
12993 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12994 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12996 2009-06-16 Ian Lance Taylor <iant@google.com>
12998 * resource.c (mark_referenced_resources): Change
12999 include_delayed_effects parameter to bool. Change all callers.
13000 (mark_end_of_function_resources): Likewise.
13001 * reorg.c (insn_references_resource_p): Likewise.
13002 (insn_sets_resource_p): Likewise.
13003 * resource.h (mark_referenced_resources): Update declaration.
13004 (mark_end_of_function_resources): Update declaration.
13006 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13008 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13010 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13012 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13013 GCC can bootstrap on AIX with GNU Binutils 2.20.
13015 2009-06-16 Ian Lance Taylor <iant@google.com>
13017 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13019 2009-06-16 Ian Lance Taylor <iant@google.com>
13021 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13022 inline, not extern inline.
13023 (exact_log2): Likewise.
13024 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13026 (exact_log2): Likewise, but don't test CTZ_HWI.
13028 2009-06-16 Ian Lance Taylor <iant@google.com>
13030 * bitmap.c (bitmap_clear): Don't declare as inline.
13031 * gimple.c (gimplify_assign): Likewise.
13032 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13033 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13034 (sched_scan_info): Remove duplicate definition.
13036 2009-06-16 Ian Lance Taylor <iant@google.com>
13038 * c-common.c (skip_evaluation): Don't define.
13039 (c_inhibit_evaluation_warnings): Define global variable.
13040 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13041 than skip_evaluation.
13042 (convert_and_check, warn_for_div_by_zero): Likewise.
13043 * c-common.h (skip_evaluation): Don't declare.
13044 (c_inhibit_evaluation_warnings): Declare.
13045 * c-parser.c (c_parser_typeof_specifier): Set
13046 c_inhibit_evaluation_warnings rather than skip_evaluation.
13047 (c_parser_conditional_expression): Likewise.
13048 (c_parser_binary_expression): Likewise.
13049 (c_parser_sizeof_expression): Likewise.
13050 (c_parser_alignof_expression): Likewise.
13051 * c-typeck.c (build_indirect_ref): Check
13052 c_inhibit_evaluation_warnings rather than skip_evaluation.
13053 (build_conditional_expr, build_binary_op): Likewise.
13055 2009-06-16 Richard Guenther <rguenther@suse.de>
13057 * tree-ssa-alias.c (is_escape_site): Remove.
13058 * tree-ssa-alias.h (enum escape_type): Remove.
13059 (is_escape_site): Likewise.
13060 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13061 via casts and asms without deferring to is_escape_site.
13063 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13065 PR middle-end/40446
13066 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13067 use gen_lowpart if op0 has complex mode.
13069 2009-06-16 Richard Guenther <rguenther@suse.de>
13071 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13072 variables add them to ESCAPED.
13073 (find_func_aliases): Do not make all indirectly stored values escaped.
13075 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13077 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13078 make_decl_one_only.
13080 2009-06-16 Martin Jambor <mjambor@suse.cz>
13082 PR tree-optimization/40432
13083 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13084 check whether we need to force gimple register operand.
13086 2009-06-16 Martin Jambor <mjambor@suse.cz>
13088 PR tree-optimization/40413
13089 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13090 build_ref_for_offset.
13091 (propagate_subacesses_accross_link): Fix a typo in a comment.
13093 2009-06-16 Ira Rosen <irar@il.ibm.com>
13095 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13096 with additional parameter.
13097 * tree-vectorizer.h (enum vect_def_type): Add new value
13099 (enum vect_relevant): Add comments.
13100 (vect_is_simple_reduction): Add new argument.
13101 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13102 Detect nested cycles.
13103 (vect_is_simple_reduction): Update documentation, add an argument to
13104 distinguish inner-loop reduction from nested cycle, detect nested
13105 cycles, fix printings and indentation, don't swap operands in case
13107 (get_initial_def_for_reduction): Handle subtraction.
13108 (vect_create_epilog_for_reduction): Add new argument to specify
13109 reduction variable.
13110 (vect_finalize_reduction): Handle subtraction, fix comments.
13111 (vectorizable_reduction): Handle nested cycles. In case of nested
13112 cycle keep track of the reduction variable position. Call
13113 vect_is_simple_reduction with additional parameter. Use original
13114 statement code in reduction epilogue for nested cycle. Call
13115 vect_create_epilog_for_reduction with additional parameter.
13116 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13117 inner-loop vectorization.
13118 (vect_recog_widen_sum_pattern): Likewise.
13119 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13121 (vect_mark_stmts_to_be_vectorized): Likewise.
13122 (vect_get_vec_def_for_operand): Handle nested cycles.
13124 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13126 * doc/invoke.texi (Debugging Options): Fix option index entries
13127 for -fdump-statistics, -frandom-seed add entries for
13128 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13129 (FRV Options): Fix entries for -mTLS, -mtls.
13130 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13131 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13132 (M68hc1x Options): Fix @itemx for -mnominmax.
13133 (MCore Options): Fix entry for -mno-lsim.
13134 (MMIX Options): Fix entry for -mabi=mmixware.
13135 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13137 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13139 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13140 Mention the plugin mode of gengtype.
13141 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13142 * gengtype.c: Updated copyright.
13143 (plugin_files, nb_plugin_files) Added new static variables.
13144 (measure_input_list) Care about plugin_files.
13145 (write_rtx_next): Added early return in plugin mode.
13146 (create_file): Updated copyright year in generated file. Added
13148 (oprintf): Added early return if NULL outf.
13149 (get_output_file_with_visibility): Care of plugin_files.
13150 (get_output_file_name): May return null.
13151 (write_local): Added early return.
13152 (put_mangled_filename): Ditto.
13153 (finish_root_table): Added check for base_files.
13154 (write_roots): Care about null when plugins.
13155 (main): Added plugin mode.
13157 2009-06-15 Ian Lance Taylor <iant@google.com>
13159 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13160 * gcov.c (read_count_file): Add braces around variables declared
13163 * c.opt (Wjump-misses-init): New warning.
13164 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13165 -Wall and -Wc++-compat if not already set.
13166 (c_common_post_options): Clear warn_jump_misses_init if it was not
13168 * c-decl.c (struct c_binding): Change type field to a union with
13169 new label field. Make it the first field in the struct. Update
13170 references to type to use u.type instead.
13171 (struct c_spot_bindings): Define.
13172 (struct c_goto_bindings): Define.
13173 (c_goto_bindings_p): Define, along with VECs.
13174 (struct c_label_vars): Define.
13175 (struct c_scope): Add has_label_bindings field.
13176 (bind_label, set_spot_bindings): New static functions.
13177 (decl_jump_unsafe, update_spot_bindings): New static functions.
13178 (update_label_decls): New static function.
13179 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13180 Update binding u.label field to shadowed field.
13181 (c_binding_start_stmt_expr): New function.
13182 (c_binding_end_stmt_expr): New function.
13183 (pushdecl): Don't call c_begin_vm_scope.
13184 (make_label): Add defining and p_label_vars parameters. Change
13186 (lookup_label): Correct test for whether a label has not yet been
13187 defined. Call bind_label rather than bind.
13188 (warn_about_goto): New static function.
13189 (lookup_label_for_goto): New function.
13190 (declare_label): Call bind_label rather than bind.
13191 (check_earlier_gotos): New static function.
13192 (define_label): Don't give errors about jumping into statement
13193 expressions or scopes of variably modified types. Call
13194 set_spot_bindings and check_earlier_gotos. Call bind_label
13195 instead of bind. Don't set label_context_stack_se or
13196 label_context_stack_vm.
13197 (c_get_switch_bindings): New function.
13198 (c_release_switch_bindings): New function.
13199 (c_check_switch_jump_warnings): New function.
13200 (start_function): Don't set label_context_stack_se or
13201 label_context_stack_vm.
13202 (finish_function): Likewise.
13203 * c-typeck.c (label_context_stack_se): Don't define.
13204 (label_context_stack_vm): Don't define.
13205 (c_finish_goto_label): Call lookup_label_for_goto rather than
13206 lookup_label. Don't give errors about jumping into a statement
13207 expression or the scope of a variably modified type. Don't set
13208 label_context_stack_se or label_context_stack_vm.
13209 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13210 fields. Add bindings field.
13211 (c_start_case): Don't set deleted fields. Set bindings field.
13212 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13213 or blocked_vm. Call c_check_switch_jump_warnings.
13214 (c_finish_case): Don't test blocked_stmt_expr field. Call
13215 c_release_switch_bindings.
13216 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13217 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13218 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13219 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13220 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13221 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13222 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13223 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13224 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13225 (C_DECL_UNJUMPABLE_VM): Don't define.
13226 (C_DECL_UNDEFINABLE_VM): Don't define.
13227 (struct c_label_list): Don't define.
13228 (struct c_label_context_se): Don't define.
13229 (struct c_label_context_vm): Don't define.
13230 (struct c_spot_bindings): Declare.
13231 (c_bindings_start_stmt_expr): Declare.
13232 (c_bindings_end_stmt_expr): Declare.
13233 (lookup_label_for_goto): Declare.
13234 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13235 (c_check_switch_jump_warnings): Declare.
13236 (label_context_stack_se, label_context_stack_vm): Don't declare.
13237 (c_finish_goto_label): Update declaration.
13238 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13239 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13240 (Warning Options): Document -Wjump-misses-init.
13242 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13244 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13247 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13249 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13251 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13253 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13255 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13257 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13259 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13261 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13262 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13263 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13264 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13265 * dwarf2asm.c (dw2_force_const_mem): Update call to
13266 make_decl_one_only.
13267 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13268 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13269 * langhooks.c (lhd_comdat_group): Remove.
13270 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13271 * tree.h (DECL_COMDAT_GROUP): New.
13272 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13273 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13274 (make_decl_one_only): Change signature.
13275 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13276 make_decl_one_only.
13277 (make_decl_one_only): Change signature.
13278 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13280 2009-06-15 Richard Guenther <rguenther@suse.de>
13282 PR middle-end/40439
13283 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13285 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13287 * tree-ssa-math-opts.c: Remove extra divide.
13289 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13291 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13293 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13295 * passes.c: Add bswap pass.
13296 * tree-pass.h: Add pass_optimize_bswap declaration.
13297 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13298 Include rtl.h, expr.h and optabs.h for optab_handler check.
13299 (struct symbolic_number, pass_optimize_bswap): New definition.
13300 (do_shift_rotate, verify_symbolic_number_p): New functions.
13301 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13302 (gate_optimize_bswap): New function.
13303 * tree.c (widest_int_cst_value): New function.
13304 * tree.h (widest_int_cst_value): Prototype added.
13306 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13308 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13309 REG_EQUAL/REG_EQUIV notes.
13311 2009-06-14 Richard Guenther <rguenther@suse.de>
13313 PR middle-end/40389
13314 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13315 has its address taken if NRV was applied and it is addressable.
13316 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13317 function split out from ...
13318 (get_constraint_for_1): ... here.
13319 (handle_rhs_call): Use it to mark the return slot escaped if
13320 it is addressable and NRV was applied.
13322 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13324 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13325 Change first argument type to location_t.
13326 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13327 Do not set input_location.
13328 Use loc instead of input_location throughout.
13330 2009-06-13 Richard Guenther <rguenther@suse.de>
13332 PR tree-optimization/40421
13333 * tree-predcom.c (should_unroll_loop_p): Remove.
13334 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13336 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13338 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13339 Add location argument.
13341 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13343 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13345 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13346 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13347 * config/spu/spu-protos.h: Add location to
13348 spu_resolve_overloaded_builtin.
13349 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13350 spu_build_builtin_va_list.
13351 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13352 argument. Pass location to build_function_call_vec.
13353 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13355 (emit_fpu_switch): Same.
13356 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13357 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13358 to build_decl and create_artificial_label.
13359 (xtensa_gimplify_va_arg_expr): Same.
13360 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13361 (xstormy16_gimplify_va_arg_expr): Same.
13362 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13363 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13364 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13365 (mips16_build_function_stub): Same.
13366 (mips16_build_call_stub): Same.
13368 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13371 * arm/constraints.md (Pa, Pb): New constraints.
13372 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13373 split pattern to deal with them.
13375 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13377 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13378 fix index entry for -Xpreprocessor.
13380 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13382 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13383 Add location argument to build_decl call.
13384 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13385 (rs6000_init_builtins): Same.
13386 (spe_init_builtins): Same.
13387 (rs6000_gimplify_va_arg): Add location argument to
13388 create_artificial_label call.
13390 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13392 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13393 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13394 * Makefile.in: Fix GGC dependency for gcse.o.
13396 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13398 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13399 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13400 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13402 * c-parser.c (c_parser_binary_expression): Use current column while
13403 building binary operations.
13404 * common.opt (fshow-column): Enable by default.
13405 * tree-vrp.c (check_array_ref): Use warning_at.
13406 (check_array_bounds): Use location from call back if expr has no
13408 * tree.h: Add location argument to maybe_fold_*.
13409 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13410 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13411 (maybe_fold_offset_to_component_ref): Same.
13412 (maybe_fold_offset_to_reference): Same.
13413 (maybe_fold_offset_to_address): Same.
13414 (maybe_fold_stmt_indirect): Same.
13415 (maybe_fold_stmt_addition): Same.
13416 (fold_stmt_r): Pass location to maybe_fold_*.
13417 (fold_gimple_assign): Same.
13418 * c-tree.h: Add location argument to finish_decl,
13419 default_function_array_conversion, store_init_value.
13420 * c-decl.c (define_label): Use error_at.
13421 (c_make_fname_decl): Pass location to finish_decl.
13422 (finish_decl): New location argument.
13423 (build_compound_literal): Pass location to store_init_value.
13424 (grokdeclarator): Pass location to finish_decl.
13426 * c-typeck.c (array_to_pointer_conversion): New location argument.
13427 (function_to_pointer_conversion): Same.
13428 (default_function_array_conversion): Same.
13429 (parser_build_unary_op): Pass location to overflow_warning.
13430 (parser_build_binary_op): Same. Use warning_at.
13431 (build_unary_op): Pass location to array_to_pointer_conversion.
13432 (build_c_cast): Pass location to digest_init.
13433 (build_modify_expr): New location argument.
13434 (convert_for_assignment): Same.
13435 (store_init_value): Same.
13436 (digest_init): Same.
13437 (output_init_element): Pass location to digest_init and
13438 array_to_pointer_conversion.
13439 (c_finish_return): Pass location to convert_for_assignment.
13440 * gimplify.c (gimplify_conversion): Pass location to
13441 maybe_fold_offset_to_address.
13442 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13443 to maybe_fold_stmt_addition.
13444 * c-omp.c (c_finish_omp_atomic): Pass new location to
13446 (c_finish_omp_for): Same.
13447 * c-common.c (overflow_warning): New argument.
13448 * c-common.h: New argument to build_modify_expr, overflow_warning.
13449 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13451 (c_parser_initializer): Pass location to
13452 default_function_array_conversion.
13453 (c_parser_initelt): Same.
13454 (c_parser_initval): Same.
13455 (c_parser_asm_operands): Same.
13456 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13457 (c_parser_conditional_expression): Same.
13458 (c_parser_binary_expression): Add location info to stack. Use it.
13459 (c_parser_unary_expression): Pass location to
13460 default_function_array_conversion, parser_build_unary_op,
13461 build_indirect_ref, c_parser_postfix_expression_after_primary.
13462 (c_parser_postfix_expression_after_primary): New location argument.
13464 (c_parser_expression_conv): Pass location to
13465 default_function_array_conversion.
13466 (c_parser_expr_list): Same.
13467 (c_parser_omp_atomic): Same.
13468 (c_parser_omp_for_loop): Same.
13469 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13470 (build_array_declarator): New argument.
13471 * c-decl.c (build_array_declarator): Add location argument.
13472 (grokdeclarator): Set id_loc for cdk_array.
13473 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13474 build_array_declarator.
13475 * tree.c (build_omp_clause): Add location argument.
13476 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13477 (OMP_CLAUSE_LOCATION): New macro.
13478 (struct tree_omp_clause): Add location field.
13479 (build_omp_clause): Add argument.
13480 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13481 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13483 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13484 (cp_parser_omp_clause_collapse): Same.
13485 (cp_parser_omp_clause_default): Same.
13486 (cp_parser_omp_clause_if): Same.
13487 (cp_parser_omp_clause_nowait): Same.
13488 (cp_parser_omp_clause_num_threads): Same.
13489 (cp_parser_omp_clause_ordered): Same.
13490 (cp_parser_omp_clause_schedule): Same.
13491 (cp_parser_omp_clause_untied): Same.
13492 (cp_parser_omp_for_loop): Same.
13493 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13494 * c-tree.h (c_start_case): Add location argument.
13495 (c_process_expr_stmt): Same.
13496 (c_finish_goto_*): Same.
13497 * tree-parloops.c (initialize_reductions): Pass location to
13499 (create_parallel_loop): Same.
13500 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13501 (gfc_trans_omp_reduction_list): Same.
13502 (gfc_trans_omp_clauses): Same.
13503 (gfc_trans_omp_do): Same.
13504 * c-typeck.c (c_finish_goto_label): Same.
13505 (c_finish_goto_ptr): New location argument.
13506 (c_start_case): Same.
13507 (emit_side_effect_warnings): Same.
13508 (c_process_expr_stmt): Same.
13509 (c_finish_stmt_expr): Same.
13510 (c_finish_omp_clauses): Use error_at instead of error.
13511 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13513 * c-omp.c (c_split_parallel_clauses): New location argument.
13514 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13515 to build_omp_clause.
13516 (convert_local_reference_stmt): Same.
13517 (convert_gimple_call): Same.
13518 * c-common.h (c_split_parallel_clauses): New argument.
13519 * c-parser.c (c_parser_statement_after_labels): Pass location to
13520 c_finish_goto_label.
13521 (c_parser_switch_statement): Pass location to c_start_case.
13522 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13523 and c_process_expr_stmt.
13524 (c_parser_omp_variable_list): Add location argument.
13525 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13526 (c_parser_omp_clause_default): Same.
13527 (c_parser_omp_clause_if): Same.
13528 (c_parser_omp_clause_num_threads): Same.
13529 (-c_parser_omp_clause_ordered): Same.
13530 (c_parser_omp_clause_reduction): Pass location to
13531 c_parser_omp_variable_list.
13532 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13533 (c_parser_omp_clause_untied): Same.
13534 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13535 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13537 * c-tree.h (check_for_loop_decls, undeclared_variable,
13538 build_component_ref, build_array_ref, build_external_ref,
13539 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13540 build_conditional_expr, build_compound_expr, c_cast_expr,
13541 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13542 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13544 * c-semantics.c (build_stmt): Same.
13545 (build_case_label): Same.
13546 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13547 (undeclared_variable): New argument.
13548 (make_label): Same.
13549 (lookup_label): Pass location on down.
13550 (define_label): Same.
13551 (finish_decl): Same.
13552 (build_compound_literal): Same.
13553 (finish_struct): Same.
13554 (finish_function): Do not set location here.
13555 (check_for_loop_decls): New argument.
13556 * tree.c (save_expr): Set location.
13557 (build_empty_stmt): New argument.
13558 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13559 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13560 * builtins.c (gimplify_va_arg_expr): Use locations.
13561 (expand_builtin_sync_operation): Same.
13562 * c-typeck.c (build_component_ref): New argument.
13563 (build_array_ref): Same.
13564 (build_external_ref): Same.
13565 (c_expr_sizeof_expr): Same.
13566 (c_expr_sizeof_type): Same.
13567 (parser_build_unary_op): Same.
13568 (build_conditional_expr): Same.
13569 (build_compound_expr): Pass location on down.
13570 (build_compound_expr): New argument.
13571 (build_c_cast): Same.
13572 (c_cast_expr): Same.
13573 (build_asm_expr): Same.
13574 (c_finish_return): Same.
13575 (c_process_expr_stmt): Pass location on down.
13576 (c_finish_stmt_expr): New argument.
13577 (push_clenaup): Same.
13578 (c_finish_omp_parallel): Same.
13579 (c_finish_omp_task): Same.
13580 * gimplify.c (gimplify_call_expr): Pass location on down.
13581 * c-omp.c (c_finish_omp_master): New argument.
13582 (c_finish_omp_critical): Same.
13583 (c_finish_omp_ordered): Same.
13584 (c_finish_omp_barrier): Same.
13585 (-c_finish_omp_taskwait): Same.
13586 (c_finish_omp_atomic): Same.
13587 (c_finish_omp_flush): Same.
13588 * tree-inline.c (copy_tree_body_r): Pass location on down.
13589 (inline_forbidden_p): Remove use of input_location.
13590 * c-gimplify.c (c_build_bind_expr): New argument.
13591 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13592 (c_sizeof_or_alignof_type): New argument.
13593 (c_alignof_expr): Same.
13594 (build_va_arg): Same.
13595 (c_add_case_label): Same.
13596 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13597 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13598 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13599 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13600 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13601 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13603 * stub-objc.c (objc_build_selector_expr): Same.
13604 (objc_build_throw_stmt): Same.
13605 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13606 (c_parser_initelt): Same.
13607 (c_parser_compound_statement): Same.
13608 (c_parser_compound_statement_nostart): Same.
13609 (c_parser_label): Same.
13610 (c_parser_statement_after_labels): Same.
13611 (c_parser_if_body): Same.
13612 (c_parser_else_body): Same.
13613 (c_parser_if_statement): Same.
13614 (c_parser_switch_statement): Same.
13615 (c_parser_while_statement): Same.
13616 (c_parser_do_statement): Same.
13617 (c_parser_for_statement): Same.
13618 (c_parser_asm_statement): Same.
13619 (c_parser_conditional_expression): Same.
13620 (c_parser_binary_expression): Same.
13621 (c_parser_cast_expression): Same.
13622 (c_parser_unary_expression): Same.
13623 (c_parser_sizeof_expression): Same.
13624 (c_parser_alignof_expression): Same.
13625 (c_parser_postfix_expression): Same.
13626 (c_parser_expression): Same.
13627 (c_parser_objc_receiver): Same.
13628 (c_parser_omp_variable_list): Same.
13629 (c_parser_omp_structured_block): Same.
13630 (c_parser_omp_atomic): New argument.
13631 (c_parser_omp_barrier): Same.
13632 (c_parser_omp_critical): Same.
13633 (c_parser_omp_flush): Pass location on down.
13634 (c_parser_omp_for_loop): New argument.
13635 (c_parser_omp_for): Same.
13636 (c_parser_omp_master): Same.
13637 (c_parser_omp_ordered): Same.
13638 (c_parser_omp_sections_scope): Same.
13639 (c_parser_omp_sections): Same.
13640 (c_parser_omp_parallel): Same.
13641 (c_parser_omp_single): Same.
13642 (c_parser_omp_task): Same.
13643 (c_parser_omp_taskwait): Pass location on down.
13644 (c_parser_omp_construct): Same.
13645 (c_parser_omp_threadprivate): Same.
13646 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13647 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13648 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13649 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13650 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13651 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13652 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13653 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13654 config/i386/i386.c, stmt.c:
13655 Add location argument to the following function definitions and/or
13656 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13657 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13658 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13659 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13660 do_case, c_finish_bc_stmt, build_compound_literal,
13661 build_function_call.
13662 * c-decl.c (build_compound_literal): Add location argument.
13663 Make all diagnostic calls use location.
13664 (start_struct): Same.
13665 (finish_struct): Same.
13666 (start_enum): Same.
13667 (build_enumerator): Same.
13668 (start_function): Same.
13669 (grokdeclarator): Make all diagnostic calls use location.
13670 (store_parm_decls_oldstyle): Same.
13671 * c-typeck.c (build_function_call): Add location argument.
13672 Make all diagnostic calls use location.
13674 (c_finish_bc_stmt): Same.
13675 * tree-nested.c (get_trampoline_type): Add argument.
13676 Pass location to build_decl.
13677 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13678 * rtl.h (RTL_LOCATION): New.
13679 * c-common.c (c_add_case_label): Add location argument.
13680 Make all diagnostic calls use location.
13681 * c-common.h: Add location argument to make_fname_decl, do_case,
13682 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13683 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13684 Set it appropriately for every case. Pass enum_loc to start_enum
13685 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13687 (c_parser_struct_or_union_specifier): Save location. Use it for
13688 start_struct, finish_struct, and parser_xref_tag.
13690 2009-06-12 Ian Lance Taylor <iant@google.com>
13692 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13694 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13695 cpp_opts->warn_cxx_operator_names.
13697 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13700 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13701 is returns NULL and OP is a VCE, look through the VCE.
13703 2009-06-12 Ian Lance Taylor <iant@google.com>
13706 * collect2.c (main): Use CONST_CAST2 in code inside #if
13707 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13709 2009-06-12 Joey Ye <joey.ye@intel.com>
13711 PR middle-end/39146
13712 * cfgexpand.c (get_decl_align_unit): Update
13713 max_used_stack_slot_alignment with align instead of
13714 stack_alignment_needed.
13716 * function.c (assign_stack_local_1): Update
13717 max_used_stack_slot_alignment with alignment_in_bits instead
13718 of stack_alignment_needed.
13719 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13722 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13724 * dwarf2out.c (last_var_location_insn): New variable.
13725 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13726 (dwarf2out_var_location): Don't record anything after last real
13727 insn. Only change labels if there were any real instructions
13728 in between last note and this one, or if changed sections.
13730 2009-06-11 Richard Henderson <rth@redhat.com>
13732 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13733 note when storing the frame pointer in a register.
13734 (FRP): Don't redefine to nothing for epilogue.
13735 (alpha_expand_epilogue): Mark register and sp restores.
13736 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13738 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13739 when gen_lowpart is needed.
13741 2009-06-11 Richard Henderson <rth@redhat.com>
13743 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13745 * dwarf2out.c (need_data_align_sf_opcode): New.
13746 (div_data_align): Move earlier.
13747 (def_cfa_1, reg_save): Use it.
13749 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13751 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13752 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13753 (ix86_handle_option): Handle OPT_mcrc32.
13754 (ix86_target_string): Add -mcrc32.
13755 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13757 * config/i386/i386.h (TARGET_CRC32): New.
13759 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13760 (sse4_2_crc32di): Likewise.
13762 * config/i386/i386.opt (mcrc32): New.
13764 * doc/invoke.texi: Document -mcrc32.
13766 2009-06-11 Richard Henderson <rth@redhat.com>
13768 * common.opt (gdwarf-): Accept a version number.
13769 * doc/invoke.texi (gdwarf-): Update docs.
13770 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13771 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13772 version level, and record it.
13774 * dwarf2.h (DW_CIE_VERSION): Remove.
13775 * dwarf2out.c (DWARF_VERSION): Remove.
13776 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13777 (output_call_frame_info): Use CIE version 3 for dwarf3,
13778 or if the return register column is out of range for version 1.
13779 (dwarf_stack_op_name): Add all dwarf3 values.
13780 (DEBUG_PUBTYPES_SECTION): New.
13781 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13782 encoding change for dwarf3.
13783 (output_die) [dw_val_class_die_ref]: Likewise.
13784 (output_compilation_unit_header): Emit correct version for dwarf3.
13785 (output_line_info): Likewise.
13786 (output_pubnames): Update for DWARF_VERSION removal.
13787 (output_aranges): Likewise.
13788 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13789 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13790 (dwarf2out_finish): Likewise.
13792 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13794 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13797 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13800 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13801 * builtins.c (expand_builtin_unreachable): New function.
13802 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13803 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13804 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13806 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13807 searching for missing barriers.
13809 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13811 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13812 when -fprofile-generate* was passed.
13813 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13815 2009-06-11 Anthony Green <green@moxielogic.com>
13817 * config/moxie/moxie.md: Define length attribute for all instructions.
13819 (*b<cond:code>): Support limited branch ranges for new PC-relative
13820 branch instructions.
13821 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13823 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13825 * config/i386/i386.c (min_insn_size): Use get_attr_length
13826 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13827 For __asm return 0.
13829 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13830 instead of emit_insn_before.
13832 2009-06-10 Ian Lance Taylor <iant@google.com>
13835 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13838 2009-06-10 Revital Eres <eres@il.ibm.com>
13840 * passes.c (init_optimization_passes): Reschedule
13841 predictive-commoning pass before complete unroll pass.
13843 2009-06-10 Martin Jambor <mjambor@suse.cz>
13845 * cgraph.c (cgraph_node_can_be_local_p): New function.
13846 (cgraph_make_node_local): New function.
13847 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13848 (cgraph_make_node_local): Declare.
13850 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13852 * tree.h (tree_base): Add packed_flag and user_align fields.
13853 Decrease size of spare field.
13854 (TYPE_USER_ALIGN): Use user_align from tree_base.
13855 (DECL_USER_ALIGN): Likewise.
13856 (TYPE_PACKED): Use packed_flag from tree_base.
13857 (DECL_PACKED): Likewise.
13858 (tree_type): Delete packed_flag and user_align fields. Widen
13859 precision field. Widen mode field and shuffle fields to align
13860 mode on an 8-bit boundary.
13861 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13862 Renumber decl_flag_* fields. Fix comments. Widen
13863 decl_common_unused field.
13864 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13865 (DECL_EXTERNAL): Likewise.
13866 (DECL_BIT_FIELD): Likewise.
13867 (DECL_NONADDRESSABLE_P): Likewise.
13868 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13869 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13871 2009-06-10 Ian Lance Taylor <iant@google.com>
13873 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13874 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13875 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13876 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13877 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13878 DEF_VEC_ALLOC_FUNC_P.
13879 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13880 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13881 DEF_VEC_ALLOC_FUNC_O.
13882 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13883 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13884 DEF_VEC_ALLOC_FUNC_I.
13885 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13886 (vec_stack_p_reserve_exact_1): Declare.
13887 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13888 (vec_stack_free): Declare.
13889 (VEC_stack_alloc): Define.
13890 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13891 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13892 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13893 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13895 (stack_vecs): New static variable.
13896 (vec_stack_p_reserve_exact_1): New function.
13897 (vec_stack_o_reserve_1): New static function.
13898 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13899 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13900 (vec_stack_free): New function.
13901 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13902 (VEC_df_ref_stack_alloc): Define.
13903 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13904 DEF_VEC_ALLOC_P_STACK.
13905 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13906 (struct df_collection_rec): Change _vec fields to VEC. Remove
13908 (df_free_collection_rec): Adjust for new fields.
13909 (df_insn_rescan): Use new df_collection_rec fields.
13910 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13911 (df_ref_create_structure, df_ref_record): Likewise.
13912 (df_get_conditional_uses, df_get_call_refs): Likewise.
13913 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13914 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13915 (df_record_exit_block_uses, df_bb_verify): Likewise.
13916 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13917 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13918 Remove count parameter. Change return type to void. Change all
13920 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13921 Remove count parameter. Change return type to void. Change all
13923 (df_install_refs): Change old_vec parameter to VEC. Remove count
13924 parameter. Change all callers.
13925 (df_install_mws): Change old_vec parameter to VEC. Remove count
13926 parameter. Change all callers.
13927 (df_refs_verify): Change new_rec parameter to VEC. Change call
13929 (df_mws_verify): Likewise.
13931 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13933 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13935 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13937 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13939 2009-06-10 Anthony Green <green@moxielogic.com>
13941 * config/moxie/crti.asm: New file.
13942 * config/moxie/crtn.asm: New file.
13943 * config/moxie/moxie.c: New file.
13944 * config/moxie/moxie.h: New file.
13945 * config/moxie/sfp-machine.h: New file.
13946 * config/moxie/moxie-protos.h: New file.
13947 * config/moxie/t-moxie: Created.
13948 * config/moxie/t-moxie-softfp: Created.
13949 * config/moxie/moxie.md: Created.
13950 * config/moxie/constraints.md: Created.
13951 * config.gcc: Add moxie support.
13952 * doc/md.texi (Machine Constraints): Add moxie constraints.
13953 * doc/contrib.texi (Contributors): Mention moxie port.
13954 * doc/install.texi (Specific): Mention the moxie port.
13956 2009-06-09 Ian Lance Taylor <iant@google.com>
13958 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13959 compiling with C++.
13960 * optabs.c (optab_table): Only use designated initializers if
13961 HAVE_DESIGNATED_INITIALIZERS is defined.
13962 (convert_optab_table): Likewise.
13963 (init_optabs): Always call init_insn_codes if
13964 HAVE_DESIGNATED_INITIALIZERS is not defined.
13966 2009-06-09 Ian Lance Taylor <iant@google.com>
13968 * targhooks.c (default_builtin_vectorized_function): Change fn
13969 parameter to unsigned int.
13970 (default_builtin_vectorized_conversion): Change code parameter to
13972 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13973 * targhooks.h: Update declarations.
13974 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13975 parameter to unsigned int.
13977 * c-typeck.c (comptypes_check_enum_int): New static function.
13978 (comptypes_internal): Add enum_and_int_p parameter. Change all
13980 (comp_target_types): Add location parameter. Change all callers.
13981 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13982 Change all callers.
13983 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13984 (build_conditional_expr): Add colon_loc parameter. Change all
13986 (convert_for_assignment): Add location parameter. Change all callers.
13987 * c-parser.c (c_parser_conditional_expression): Pass location of
13988 colon to build_conditional_expr.
13989 * c-tree.h (build_conditional_expr): Update declaration.
13991 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13993 * graphite.c: Revert previous patch.
13995 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13998 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14000 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14002 * tree-ssa-loop-prefetch.c
14003 (loop_prefetch_arrays): Fixed a portability problem in printf format
14006 2009-06-09 Martin Jambor <mjambor@suse.cz>
14008 PR tree-optimization/40351
14009 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14010 refrence to a potential artifical subaccess can be constructed.
14012 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14014 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14015 (sh_override_options): Likewise.
14016 * config/sh/sh.c: Include params.h.
14017 (sh_optimization_options): New.
14018 (sh_override_options): Likewise.
14019 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14020 (OVERRIDE_OPTIONS): Use sh_override_options.
14022 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14024 * dwarf2out.c (emit_cfa_remember): New variable.
14025 (add_fde_cfi): If emit_cfa_remember, recurse to add
14026 DW_CFA_remember_state first.
14027 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14028 instead just set emit_cfa_remember.
14030 2009-06-08 Jan Hubicka <jh@suse.cz>
14033 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14035 2009-06-08 Jan Hubicka <jh@suse.cz>
14037 PR middle-end/39834
14038 * cgraphunit.c (save_inline_function_body): Do not copy transform
14039 hooks for saved inline bodies.
14040 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14041 for given function.
14043 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14045 * jump.c (returnjump_p): Handle delayed branches. Add missing
14048 2009-06-08 Jan Hubicka <jh@suse.cz>
14050 PR middle-end/40102
14051 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14052 original node might've been modified.
14053 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14055 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14057 * tree-object-size.c (addr_object_size): Add OSI argument.
14058 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14059 (compute_builtin_object_size, expr_object_size): Adjust callers.
14060 (plus_stmt_object_size): Call addr_object_size instead of
14061 compute_builtin_object_size.
14063 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14064 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14066 * tree-ssa-loop-prefetch.c
14067 (gather_memory_references): Introduced a counter for the number of
14069 (anything_to_prefetch_p): Introduced a counter for the number of
14071 (is_loop_prefetching_profitable): New function with a cost model
14073 (loop_prefetch_arrays): Use the new cost model to determine if
14074 prefetching is profitable.
14075 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14076 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14077 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14078 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14079 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14080 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14082 2009-06-08 Michael Matz <matz@suse.de>
14085 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14086 partitions use the same.
14087 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14088 for basevars of SSA_NAMEs.
14089 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14090 to not expand them twice.
14091 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14094 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14096 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14097 (fdump-final-insns=, gtoggle): New.
14098 * doc/invoke.texi: Document them.
14099 * final.c (rest_of_clean_state): Dump final insn stream.
14100 * gcc.c (invoke_as): Hook in -fcompare-debug.
14101 (static_spec_functions): Add compare-debug-dump-opt,
14102 compare-debug-self-opt and compare-debug-auxbase-opt.
14103 (compare_debug, compare_debug_second, compare_debug_opt): New.
14104 (switches_debug_check, n_switches_debug_check): New.
14105 (debug_auxbase_opt, debug_check_temp_file): New.
14106 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14108 (do_self_spec): Handle arguments after switches.
14109 (do_spec_1): Add .gk extension to temp file basenames for compare.
14110 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14111 (cc1_options): Use it instead of normal auxbase computation for
14112 the second compare-debug compilation.
14113 (compare_files): New.
14114 (main): Set up and implement compare debug mode.
14115 (compare_debug_dump_opt_spec_function): New.
14116 (compare_debug_self_opt_spec_function): New.
14117 (compare_debug_auxbase_opt_spec_function): New.
14118 * toplev.c (process_options): Handle flag_gtoggle,
14119 flag_dump_final_insns.
14120 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14121 during -fcompare-debug-second compilation.
14123 2009-06-07 Ian Lance Taylor <iant@google.com>
14125 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14126 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14128 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14129 with no default node. Change warning with %H to warning_at.
14130 Don't clear warn_switch around case checking.
14131 * doc/invoke.texi (Warning Options): Clarify distinction between
14132 -Wswitch and -Wswitch-enum.
14134 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14136 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14138 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14140 * gbl-ctors.h: Add header guard.
14142 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14144 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14145 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14146 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14147 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14148 prototypes for removed functions.
14149 (expressions_equal_p): Move to ...
14150 * tree-ssa-sccvn.h: ... here and ...
14151 * matrix-reorg.c: ... adjust includes.
14153 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14155 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14157 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14159 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14160 (finish_function): Remove erroneous whitespace.
14162 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14164 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14165 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14167 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14169 * errors.c (internal_error): Commentary typo fix.
14170 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14171 * tree-ssa-pre.c: Ditto.
14173 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14175 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14176 them is supposed to hold actual statements.
14178 2009-06-06 Ian Lance Taylor <iant@google.com>
14180 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14181 empty statements can now have attributes.
14183 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14185 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14186 * config/mips/mips.md: Ditto.
14188 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14190 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14192 (__eabi_uconvert): Likewise.
14194 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14196 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14197 CFI_* definitions with IN_GCC.
14199 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14201 * xcoffout.h (xcoffout_source_line): Update prototype.
14203 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14205 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14206 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14208 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14210 PR middle-end/40340
14211 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14212 inlined_function_outer_scope_p blocks for artificial inlines
14214 * tree.c (tree_nonartificial_location): Rewrite using
14215 block_nonartificial_location.
14217 2009-06-05 Revital Eres <eres@il.ibm.com>
14218 Leehod Baruch <leehod@il.ibm.com>
14220 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14221 (expand_expr_real_1): Remove comment.
14222 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14223 Vectorize misaligned access when the target supports it.
14224 (vect_supportable_dr_alignment): Check for unaligned access support.
14225 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14228 2009-06-05 Julian Brown <julian@codesourcery.com>
14230 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14231 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14233 2009-06-05 Richard Guenther <rguenther@suse.de>
14236 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14237 as possibly unused.
14239 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14241 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14242 (save_gprs): Don't tell unwinder when a global register is saved.
14243 (s390_emit_epilogue): Emit needed epilogue unwind info.
14245 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14247 * dwarf2out.c (deferred_asm_name): New.
14248 (add_name_and_src_coords_attributes): Defer creation of
14249 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14251 (move_linkage_attr): New.
14252 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14255 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14257 * tree-nested.c (finalize_nesting_tree_1): Declare the
14258 frame_decl in the binding tree.
14260 2009-06-04 Cary Coutant <ccoutant@google.com>
14262 * basic-block.h (struct basic_block_def): Add discriminator field.
14263 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14265 * debug.c (do_nothing_debug_hooks): Add additional entry.
14266 (debug_nothing_int_charstar_int): New function.
14267 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14268 (debug_nothing_int_charstar_int): New declaration.
14269 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14270 discriminator value in .loc directive.
14271 * final.c (last_discriminator): New variable.
14272 (discriminator): New variable.
14273 (final_start_function): Initialize above variables, pass current
14274 discriminator to debug hook.
14275 (notice_source_line): Check for discriminator change.
14276 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14277 * sdbout.c (sdbout_source_line): New parameter.
14278 * tree-cfg.c (struct locus_discrim_map): New structure type.
14279 (discriminator_per_locus): New hash table.
14280 (build_gimple_cfg): Allocate and free discriminator hash table.
14281 (make_edges): Call assign_discriminator.
14282 (locus_map_hash): New function.
14283 (locus_map_eq): New function.
14284 (next_discriminator_for_locus): New function.
14285 (same_line_p): New function.
14286 (assign_discriminator): New function.
14287 (make_cond_expr_edges): Call assign_discriminator.
14288 (make_gimple_switch_edges): Likewise.
14289 (first_non_label_stmt): New function.
14290 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14292 * xcoffout.c (xcoffout_source_line): Add new parameter.
14294 * configure.ac (gcc_cv_as_discriminator): New configury check for
14295 gas support for discriminator.
14296 * configure: Regenerate.
14297 * config.in: Regenerate.
14299 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14301 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14302 val after checking for integers.
14304 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14306 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14308 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14309 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14310 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14311 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14312 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14313 X64_SSE_REGPARM_MAX.
14314 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14315 X64_SSE_REGPARM_MAX.
14317 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14319 * gcc.c (report_times_to_file): New.
14320 (execute): Implement it.
14321 (process_command): Support -time=.
14322 * doc/invoke.texi: Document it.
14324 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14326 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14327 that have value exprs.
14329 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14331 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14332 declarations for constants until...
14333 (dw2_output_indirect_constant_1): ... this point.
14335 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14338 * arm.md (arm_addsi3): Don't try to split an add with an
14339 eliminable register until after reload has completed.
14341 2009-06-03 Ian Lance Taylor <iant@google.com>
14343 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14344 * genattrtab.c (write_length_unit_log): Likewise.
14345 * genchecksum.c (dosum): Likewise.
14346 * gengtype.c (write_rtx_next): Likewise.
14347 (finish_root_table, write_roots): Likewise.
14348 * gimple.c (gimple_ops_offset_): Likewise.
14349 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14350 * config/arc/arc.c (arc_attribute_table): Likewise.
14351 * config/arm/arm.c (arm_attribute_table): Likewise.
14352 * config/avr/avr.c (avr_attribute_table): Likewise.
14353 * config/crx/crx.c (crx_attribute_table): Likewise.
14354 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14355 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14356 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14357 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14358 * config/sh/sh.c (sh_attribute_table): Likewise.
14359 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14360 * config/spu/spu.c (spu_attribute_table): Likewise.
14361 * config/v850/v850.c (v850_attribute_table): Likewise.
14363 * config/alpha/alpha.c (vms_attribute_table): Make static.
14364 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14365 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14366 * config/mips/mips.c (mips_attribute_table): Likewise.
14368 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14370 (cc1-checksum.o): Likewise.
14372 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14374 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14376 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14378 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14379 insn if it is changing sp. Use gen_add3_insn instead of
14380 conditionally gen_addsi3 and gen_adddi3.
14381 (offset_below_red_zone_p): New static inline function.
14382 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14383 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14384 * config/rs6000/ppc-asm.h: Include auto-host.h.
14385 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14386 CFI_RESTORE): Define.
14387 * config/rs6000/crtresxgpr.asm: Add unwind info.
14388 * config/rs6000/crtresxfpr.asm: Likewise.
14389 * config/rs6000/crtresgpr.asm: Likewise.
14390 * config/rs6000/crtresfpr.asm: Likewise.
14391 * config/rs6000/crtsavgpr.asm: Likewise.
14392 * config/rs6000/crtsavfpr.asm: Likewise.
14394 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14395 argument of DWARF2_FRAME_REG_OUT macros.
14397 2009-06-03 Julian Brown <julian@codesourcery.com>
14399 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14400 words or less (including TImode) in core registers.
14402 2009-06-03 Richard Guenther <rguenther@suse.de>
14404 PR middle-end/40328
14405 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14407 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14409 * statistics.c (statistics_counter_event): Do not record event
14410 in pass dump if its number == -1.
14411 (curr_statistics_hash): Add assert that we never get passes
14412 with static number == -1.
14414 2009-06-03 Richard Guenther <rguenther@suse.de>
14415 Andrey Belevantsev <abel@ispras.ru>
14417 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14418 non-BLKmode arrays addressable.
14420 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14422 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14423 * config/m68k/m68k.h: ... here.
14425 2009-06-03 Martin Jambor <mjambor@suse.cz>
14427 PR tree-optimization/40323
14428 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14431 2009-06-03 Richard Guenther <rguenther@suse.de>
14433 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14436 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14438 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14439 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14440 JUMP_TABLE_DATA_P where applicable.
14441 * config/sh/sh.c: Ditto.
14442 * config/sh/sh.h: Ditto.
14443 * config/sh/sh.md: Ditto.
14444 * config/sh/symbian.c: Ditto.
14446 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14448 * config/i386/driver-i386.c (describe_cache): Optimize
14449 concatenation of strings. Use snprintf instead of sprintf.
14450 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14451 target when not compiling with GCC.
14453 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14455 * config/sh/sh.c: Revert last change.
14456 (sh_expand_epilogue): Emit a blockage insn before the frame
14457 pointer adjustment unconditionally.
14459 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14461 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14462 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14463 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14464 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14465 to COLLECT_GCC_OPTIONS.
14467 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14469 * collect2.c (target_system_root): New variable.
14470 (main): Handle --sysroot=.
14471 (ignore_library): Strip the sysroot from the library path.
14473 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14475 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14476 (collect2.o): Depend on collect2-aix.h.
14477 (collect2-aix.o): New rule.
14478 * collect2-aix.h: New file.
14479 * collect2-aix.c: Likewise.
14480 * collect2.c: Include collect2-aix.h. Don't undefine
14481 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14482 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14483 Use TARGET_AIX_VERSION instead of _AIX51.
14484 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14485 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14486 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14487 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14488 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14490 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14492 * collect2.c (ignore_library): Avoid premature post-increment
14493 and null deference.
14495 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14497 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14498 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14499 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14500 CROSS_DIRECTORY_STRUCTURE too.
14501 (LINK_LIBG_SPEC): Likewise.
14502 (LIB_SPEC): Add %R to sysroot paths.
14503 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14504 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14505 * config/rs6000/aix51.h: As for aix43.h.
14506 * config/rs6000/aix52.h: Likewise.
14507 * config/rs6000/aix53.h: Likewise.
14508 * config/rs6000/aix61.h: Likewise.
14509 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14510 to the beginning of sysroot paths.
14512 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14514 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14515 INSN_LISTs that are out of the REG_NOTE range.
14517 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14519 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14520 (struct var_to_expand): Likewise.
14521 (struct opt_info): Add head and tail for linked lists of the above.
14522 (analyze_insn_to_expand_var): Initialize next.
14523 (analyze_iv_to_split_insn): Likewise.
14524 (analyze_insns_in_loop): Create linked lists.
14525 (allocate_basic_variable): Simplify for use without hash table.
14526 (insert_var_expansion_initialization): Likewise, make it type-safer.
14527 (combine_var_copies_in_loop_exit): Likewise.
14528 (apply_opt_in_copies): Walk lists rather than hash tables.
14529 (release_var_copies): Simplified and inlined by hand into...
14530 (free_opt_info): ... this function.
14532 2009-06-02 Richard Guenther <rguenther@suse.de>
14534 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14537 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14539 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14540 only for builtins that are not overridden.
14542 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14544 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14547 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14549 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14551 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14553 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14555 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14557 * common.opt (fdump-unnumbered-links): New.
14558 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14559 * print-rtl.c (flag_dump_unnumbered_links): New.
14560 (print_rtx): Test it.
14562 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14564 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14565 push/pop multiple to 8-byte alignment.
14567 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14569 * config/i386/i386.c (queued_cfa_restores): New static variable.
14570 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14572 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14573 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14574 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14575 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14576 note unconditionally.
14577 (ix86_emit_restore_regs_using_mov): Likewise.
14578 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14579 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14580 it through to ix86_emit_restore_reg_using_pop.
14581 (ix86_emit_leave): Add RED_OFFSET argument. Call
14582 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14583 instead of adding REG_CFA_OFFSET note unconditionally.
14584 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14585 the above functions. Call ix86_add_queued_cfa_restore_notes when
14588 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14589 force output of the label even for dwarf2out_do_cfi_asm.
14590 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14591 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14592 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14594 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14595 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14596 dwarf2out_cfi_label callers.
14597 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14598 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14599 Adjust dwarf2out_cfi_label callers.
14600 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14602 * config/i386/i386.h (struct machine_cfa_state,
14603 struct machine_function): Guard with ifndef USED_FOR_TARGET
14604 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14607 * emutls.c (__emutls_get_address): Change arr->size to mean number
14608 of allocated arr->data entries instead of # of slots + 1.
14610 PR middle-end/40316
14611 * recog.c (peep2_reinit_state): New function.
14612 (peephole2_init_state): Use it at the end of a basic block and also
14613 when seeing a RTX_FRAME_RELATED_P insn.
14615 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14617 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14618 fixuns_truncrfdi2): New.
14619 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14620 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14621 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14622 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14623 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14624 *recip_approx): Remove.
14625 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14626 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14627 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14629 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14632 2009-06-01 Ian Lance Taylor <iant@google.com>
14634 * attribs.c (register_attribute): Use CONST_CAST.
14635 * collect2.c (main): Use CONST_CAST2.
14636 (scan_prog_file): Likewise.
14637 * gcc.c (process_command, main): Likewise.
14638 * toplev.c (toplev_main): Likewise.
14640 * c-typeck.c (handle_warn_cast_qual): New static function,
14641 partially broken out of build_c_cast.
14642 (build_c_cast): Call handle_warn_cast_qual.
14643 * doc/invoke.texi (Warning Options): Document new effect of
14646 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14648 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14649 (diagnostic_report_current_module): Print columns.
14650 * common.opt (flag_show_column): Enable by default.
14652 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14654 * alias.c (find_base_term): Check for NULL term before returning.
14656 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14658 Revert due to PR40320:
14659 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14660 * calls.c (emit_library_call_value_1): Don't force_operand for move
14663 2009-06-01 Olivier Hainque <hainque@adacore.com>
14664 Eric Botcazou <ebotcazou@adacore.com>
14666 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14667 to be processed as a bitfield for constructor output purposes.
14668 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14670 * varasm.c (oc_local_state): New type, output_constructor
14671 local state to support communication with helpers.
14672 (oc_outer_state): New type, output_constructor outer state of
14673 relevance in recursive calls.
14674 (output_constructor_array_range): New output_constructor helper,
14675 extracted code for an array range element.
14676 (output_constructor_regular_field): New output_constructor helper,
14677 extracted code for an element that is not a bitfield.
14678 (output_constructor_bitfield): New output_constructor helper,
14679 extracted code for a bitfield element. Accept an OUTER state
14680 argument for recursive processing. Recurse on record or array
14681 CONSTRUCTOR values, possibly past noop conversions.
14682 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14683 VALUE is a valid constant-valued expression for use in a static
14684 bit-field initializer.
14685 (output_constructor): Rework to use helpers. Accept and honor an
14686 OUTER state argument for recursive calls. Return total size. Be
14687 prepared for nested constructors initializing bitfields.
14688 (output_constant): Feed OUTER in calls to output_constructor.
14690 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14692 * calls.c (emit_library_call_value_1): Don't force_operand for move
14695 2009-06-01 Nick Clifton <nickc@redhat.com>
14697 * doc/invoke.texi (IA-64 Options): Fix typo.
14699 2009-06-01 Ira Rosen <irar@il.ibm.com>
14701 PR tree-optimization/39129
14702 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14704 (vect_do_peeling_for_loop_bound): Use
14705 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14706 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14707 (vect_loop_versioning): Likewise.
14708 (vect_create_cond_for_alias_checks): Fix indentation.
14709 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14711 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14712 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14713 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14714 "control flow in loop".
14715 (vect_estimate_min_profitable_iters): Use
14716 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14717 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14718 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14719 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14720 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14721 statement belongs to a group of strided accesses with the exact code
14723 (vectorizable_load): Likewise.
14724 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14725 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14727 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14729 * config/freebsd-stdint.h: New file.
14730 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14731 Add freebsd-stdint.h to tm_file.
14733 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14735 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14736 (thumb2_extendhidi2): Likewise.
14738 2009-05-31 Ian Lance Taylor <iant@google.com>
14740 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14742 2009-05-31 Ian Lance Taylor <iant@google.com>
14744 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14745 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14746 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14748 2009-05-31 Jason Merrill <jason@redhat.com>
14750 * tree-pretty-print.c (print_call_name): Take the callee, not the
14751 call itself. Make non-static. Use dump_function_name for functions.
14752 (dump_generic_node): Adjust.
14753 * diagnostic.h: Declare print_call_name.
14754 * gimple-pretty-print.c (dump_gimple_call): Use it.
14756 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14758 * config/sh/sh.md (ashldi3_std): New define_expand.
14761 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14764 * config/sh/sh.c: Include debug.h.
14765 (sh_expand_epilogue): Emit a blockage insn before the frame
14766 pointer adjustment also when dwarf2out_do_frame returns true.
14768 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14770 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14771 (thumb2_extendqidi2): New pattern.
14773 2009-05-31 Ira Rosen <irar@il.ibm.com>
14775 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14776 mark phis for renaming.
14777 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14778 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14779 Call mark_sym_for_renaming.
14780 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14781 * tree-vect-loop.c (vect_transform_loop): Remove
14782 vect_memsyms_to_rename initialization and a call to
14783 mark_set_for_renaming.
14785 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14787 PR middle-end/40304
14788 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14789 frame related even if !set_cfa && style < 0.
14791 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14793 * config/i386/mingw-tls.c: New file.
14794 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14795 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14796 defining _WIN32 but not __CYGWIN__.
14798 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14800 * configure.ac: Add MPC support.
14802 * config.in, configure: Regenerate.
14804 2009-05-29 Richard Henderson <rth@redhat.com>
14806 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14807 NOTE_INSN_BASIC_BLOCK.
14808 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14809 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14810 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14812 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14814 (add_cfi): Disable check redefining cfa away from drap.
14815 (lookup_cfa_1): Add remember argument; handle remember/restore.
14816 (lookup_cfa): Pass remember argument.
14817 (cfa_remember): New.
14818 (compute_barrier_args_size_1): Remove sibcall check.
14819 (dwarf2out_frame_debug_def_cfa): New.
14820 (dwarf2out_frame_debug_adjust_cfa): New.
14821 (dwarf2out_frame_debug_cfa_offset): New.
14822 (dwarf2out_frame_debug_cfa_register): New.
14823 (dwarf2out_frame_debug_cfa_restore): New.
14824 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14825 (dwarf2out_begin_epilogue): New.
14826 (dwarf2out_frame_debug_restore_state): New.
14827 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14828 DW_CFA_restore_state.
14829 (output_cfi_directive): Likewise.
14830 (convert_cfa_to_fb_loc_list): Likewise.
14831 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14832 * dwarf2out.h: Update.
14833 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14834 (copy_insn_1): Early out for null.
14835 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14836 and dwarf2out_frame_debug_restore_state.
14837 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14838 (prologue_insn_hash, epilogue_insn_hash): New.
14839 (free_after_compilation): Adjust freeing accordingly.
14840 (record_insns): Create hash table if needed; push insns into
14841 hash instead of array.
14842 (maybe_copy_epilogue_insn): New.
14843 (contains): Search hash table instead of array.
14844 (sibcall_epilogue_contains): Remove.
14845 (thread_prologue_and_epilogue_insns): Split eh_return insns
14846 and mark them as epilogues.
14847 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14848 scanning in terms of basic blocks.
14849 * insn-notes.def (CFA_RESTORE_STATE): New.
14850 * jump.c (returnjump_p_1): Accept EH_RETURN.
14851 (eh_returnjump_p_1, eh_returnjump_p): New.
14852 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14853 CFA_REGISTER, CFA_RESTORE): New.
14854 * rtl.def (EH_RETURN): New.
14855 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14857 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14858 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14860 * config/i386/i386.c (gen_push): Update cfa state.
14861 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14862 add a CFA_ADJUST_CFA note.
14863 (ix86_dwarf_handle_frame_unspec): Remove.
14864 (ix86_expand_prologue): Update cfa state.
14865 (ix86_emit_restore_reg_using_pop): New.
14866 (ix86_emit_restore_regs_using_pop): New.
14867 (ix86_emit_leave): New.
14868 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14869 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14870 * config/i386/i386.h (struct machine_cfa_state): New.
14871 (ix86_cfa_state): New.
14872 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14873 (eh_return_internal): Merge from eh_return_<mode>,
14874 use eh_return rtx, split w/ epilogue.
14876 2009-05-29 Ian Lance Taylor <iant@google.com>
14878 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14880 * calls.c (emit_library_call_value_1): Likewise.
14882 * c-typeck.c (c_build_va_arg): New function.
14883 * c-tree.h (c_build_va_arg): Declare.
14884 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14885 instead of build_va_arg.
14887 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14889 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14890 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14891 (ptr_difference_cost): Use affine combinations to compute it.
14892 (difference_cost): Likewise.
14893 (get_computation_cost_at): Compute more accurate cost for addresses
14894 if the ratio is a multiplier allowed in addresses.
14895 For non-addresses, consider that an additional offset or symbol is
14898 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14900 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14901 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14903 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14904 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14905 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14907 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14908 to 1 for TYPE_SSE{IADD1,CVT1}.
14909 (prefix_vex_imm8): Removed.
14910 (length_vex): Only pass 1 as second argument to
14911 ix86_attr_length_vex_default if prefix_extra is 0.
14912 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14913 (length): For prefix vex computation use length_immediate
14914 attribute instead of prefix_vex_imm8.
14915 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14916 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14917 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14918 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14919 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14920 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14921 a space in between the operands.
14922 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14923 if one operand is 0xff and the other one si, di, bp or sp.
14924 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14925 other one si, di, bp or sp.
14926 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14927 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14928 type and mode attributes.
14929 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14930 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14931 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14932 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14933 prefix_data16 attribute iff MODE_DF.
14934 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14935 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14936 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14937 constm128_operand in length_immediate computation.
14938 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14939 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14940 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14941 length_immediate attribute to 1.
14942 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14943 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14944 for certain alternatives.
14945 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14946 prefix_data16 attribute if MODE_V1DF.
14947 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14948 length_immediate to 1.
14949 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14950 length_address to 4, set mode attribute to MODE_DI.
14951 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14952 (fxam<mode>2_i387): Set length attribute to 4.
14953 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14954 *prefetch_3dnow_rex): Override length_address attribute.
14955 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14957 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14958 (constm128_operand): Removed.
14959 * config/i386/i386.c (memory_address_length): For
14960 disp && !index && !base in 64-bit mode account for SIB byte if
14961 print_operand_address can't optimize disp32 into disp32(%rip)
14962 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14963 for fs: or gs: segment.
14964 (ix86_attr_length_immediate_default): When checking if shortform
14965 is possible, truncate immediate to the length of the non-shortened
14967 (ix86_attr_length_address_default): Ignore MEM_P operands
14969 (ix86_attr_length_vex_default): Only check for DImode on
14970 GENERAL_REG_P operands.
14971 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14972 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14973 (sse_cvttps2pi): Clear prefix_rep attribute.
14974 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14976 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14977 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14978 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14979 iff operand 2 is const_int_operand.
14980 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14981 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14982 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14984 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14986 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14987 prefix_data16 attribute for movlpd and movhpd instructions.
14988 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14989 length_immediate for shufpd instruction.
14990 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14991 (avx_cmpp<avxmodesuffixf2c><mode>3,
14992 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14993 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14994 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14995 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14996 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14997 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14998 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14999 prefix_data16 attribute for the first alternative to 1.
15000 (*avx_loadlps): Override length_immediate for the first alternative.
15001 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15002 attributes for second alternative.
15003 (*vec_concatv2sf_sse4_1): Override length_immediate and
15004 prefix_data16 attributes for second alternative.
15005 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15006 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15007 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15008 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15009 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15010 prefix_data16 and length_immediate to 1.
15011 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15013 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15014 prefix_extra attribute for variants that don't have 0f prefix alone.
15015 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15016 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15017 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15018 *sse4_1_pextrd): Set length_immediate to 1.
15019 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15020 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15022 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15023 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15024 length_immediate to 1 for second alternative.
15025 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15026 prefix_extra and length_immediate attributes for the first
15028 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15030 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15031 to 1 for the first and third alternative.
15032 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15034 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15036 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15038 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15039 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15040 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15041 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15042 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15043 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15044 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15045 ssse3_psign<mode>3): Override prefix_rex attribute.
15046 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15047 (ssse3_palignrti): Override length_immediate to 1.
15048 (ssse3_palignrdi): Override length_immediate to 1, override
15049 prefix_rex attribute.
15050 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15051 (sse4a_extrqi): Override length_immediate to 2.
15052 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15053 (sse4a_insertq): Override prefix_data16 to 0.
15054 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15055 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15056 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15057 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15058 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15059 and length_immediate to 1.
15060 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15061 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15062 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15063 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15064 and length_immediate to 1.
15065 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15066 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15067 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15068 avx_ptest256): Override prefix_extra to 1.
15069 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15070 Override prefix_data16 and length_immediate to 1.
15071 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15072 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15073 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15074 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15075 prefix_data16 to 0 and prefix_extra to 2.
15076 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15077 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15079 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15080 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15081 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15082 and prefix_extra to 2.
15083 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15084 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15085 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15086 avx_vpermilvar<mode>3,
15087 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15088 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15089 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15090 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15091 Override prefix_extra to 1.
15092 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15093 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15094 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15095 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15096 prefix_extra and length_immediate to 1.
15097 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15099 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15100 to 1 for the first alternative.
15101 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15102 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15104 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15105 *movv2sf_internal_avx, *movv2sf_internal): Override
15106 prefix_rep attribute for certain alternatives.
15107 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15108 attributes for certain alternatives.
15109 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15110 attributes for certain alternatives.
15111 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15112 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15113 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15114 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15115 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15116 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15117 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15118 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15119 length_immediate to 1 if operand 2 is const_int_operand.
15120 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15121 *vec_extractv2si_1): Set length_immediate attribute to 1.
15122 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15123 using old 3DNOW insn rather than SSE/3DNOW_A.
15124 (mmx_emms, mmx_femms): Clear modrm attribute.
15126 2009-05-29 Martin Jambor <mjambor@suse.cz>
15128 * tree-sra.c: New implementation of SRA.
15130 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15131 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15132 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15133 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15134 (SRA_MAX_STRUCTURE_COUNT): Removed.
15135 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15136 * doc/invoke.texi (sra-max-structure-size): Removed.
15137 (sra-field-structure-ratio): Removed.
15139 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15141 PR middle-end/40291
15142 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15145 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15147 PR rtl-optimization/40101
15148 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15149 seqno. Adjust comment.
15150 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15151 inserting bookkeeping before a jump, the jump is not scheduled.
15152 When no positive seqno found, provide a value. Add comment.
15154 2009-05-29 Richard Guenther <rguenther@suse.de>
15156 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15157 short-cutting on the first component.
15159 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15161 PR middle-end/39958
15162 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15163 for trees other than decls/types.
15165 2009-05-29 Richard Guenther <rguenther@suse.de>
15167 * tree-ssa-operands.c (get_expr_operands): Do not handle
15168 INDIRECT_REFs in the handled-component case. Remove
15169 unused get_ref_base_and_extent case.
15170 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15171 tree_low_cst and host_integerp where possible.
15172 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15173 codes for equivalence.
15174 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15176 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15178 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15179 to tmake_file for i[34567]86-*-cygwin*.
15181 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15184 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15185 (altivec_categorize_keyword, init_vector_keywords,
15186 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15189 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15191 * tree.c (handle_dll_attribute): Check if node is
15192 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15194 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15196 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15198 (thumb2_zero_extendqidi2): Likewise.
15200 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15202 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15203 instead of gen_movrt.
15204 * config/sh/sh.md (movrt): Remove.
15206 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15208 * doc/invoke.texi (IA-64 Options):
15209 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15210 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15211 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15212 -msched-prefer-non-control-spec-insns,
15213 -msched-stop-bits-after-every-cycle,
15214 -msched-count-spec-in-critical-path,
15215 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15216 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15217 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15218 and -msched-spec-verbose.
15220 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15222 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15223 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15225 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15227 2009-05-28 Richard Guenther <rguenther@suse.de>
15229 * tree-ssa-alias.c (ao_ref_init): New function.
15230 (ao_ref_base): Likewise.
15231 (ao_ref_base_alias_set): Likewise.
15232 (ao_ref_alias_set): Likewise.
15233 (refs_may_alias_p_1): Change signature.
15234 (refs_may_alias_p): Adjust.
15235 (refs_anti_dependent_p): Likewise.
15236 (refs_output_dependent_p): Likewise.
15237 (call_may_clobber_ref_p_1): Change signature.
15238 (call_may_clobber_ref_p): Adjust.
15239 (stmt_may_clobber_ref_p_1): New function split out from ...
15240 (stmt_may_clobber_ref_p): ... here.
15241 (maybe_skip_until): Adjust signature.
15242 (get_continuation_for_phi): Likewise.
15243 (walk_non_aliased_vuses): Likewise.
15244 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15245 (ao_ref_init): Declare.
15246 (ao_ref_base): Likewise.
15247 (ao_ref_alias_set): Likewise.
15248 (stmt_may_clobber_ref_p_1): Likewise.
15249 (walk_non_aliased_vuses): Adjust.
15250 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15251 (get_ref_from_reference_ops): remove.
15252 (vn_reference_lookup_2): Adjust signature.
15253 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15254 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15255 (vn_reference_lookup): Adjust.
15256 (vn_reference_insert): Likewise.
15257 (vn_reference_insert_pieces): Adjust signature.
15258 (visit_reference_op_call): Adjust.
15259 * tree-ssa-pre.c (get_expr_type): Simplify.
15260 (phi_translate_1): Adjust.
15261 (compute_avail): Likewise.
15262 (translate_vuse_through_block): Do not re-build trees.
15263 (value_dies_in_block_x): Likewise.
15264 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15266 (vn_reference_lookup_pieces): Adjust declaration.
15267 (vn_reference_insert_pieces): Likewise.
15269 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15271 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15272 with checking disabled.
15274 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15278 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15279 macro definition for support of three-operand format aligned
15280 .comm directive in assembler on cygwin/pe/mingw target OS.
15281 * configure: Regenerate.
15282 * config.h: Regenerate.
15284 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15285 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15286 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15288 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15289 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15291 2009-05-28 Ira Rosen <irar@il.ibm.com>
15293 PR tree-optimization/40254
15294 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15295 in analysis of basic blocks.
15297 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15299 PR middle-end/33699
15300 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15301 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15302 (TARGET_INITIALIZER): Use it.
15303 * cse.c (CHEAPER): Move it up to the other macros.
15304 (insert): Rename this ...
15305 (insert_with_costs): ... to this. Add cost parameters. Update
15307 (insert): New function. Call insert_with_costs.
15308 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15309 find_reg_offset_for_const, try_const_anchors): New functions.
15310 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15311 when using a const-anchor. Call insert_const_anchors.
15312 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15313 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15315 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15317 * tree-inline.c (remap_decls): Enable nonlocalized variables
15318 when not optimizing.
15320 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15322 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15323 Simplify other tests involving optimize.
15325 2009-05-27 Tom Tromey <tromey@redhat.com>
15327 * unwind-dw2.c (_Unwind_DebugHook): New function.
15328 (uw_install_context): Call _Unwind_DebugHook.
15330 2009-05-27 Tom Tromey <tromey@redhat.com>
15332 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15334 2009-05-27 Ian Lance Taylor <iant@google.com>
15336 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15337 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15338 (ALL_LINKERFLAGS): Define.
15339 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15340 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15341 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15342 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15343 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15344 $(LINKER_FOR_BUILD).
15345 (build/gcov-iov$(build_exeext)): Likewise.
15347 2009-05-27 Julian Brown <julian@codesourcery.com>
15349 * gcse.c (target.h): Include.
15350 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15351 copy of argument to a pseudo register.
15353 2009-05-27 Diego Novillo <dnovillo@google.com>
15355 * tree-ssa-live.c (dump_scope_block): Document arguments.
15356 (dump_scope_blocks): Document.
15357 (debug_scope_blocks): New.
15358 * tree-flow.h (debug_scope_blocks): Declare.
15360 2009-05-21 Denis Chertykov <denisc@overta.ru>
15362 * doc/contrib.texi (Contributors): Add myself to the list.
15364 2009-05-27 Olivier Hainque <hainque@adacore.com>
15366 * expr.c (target_align): New function. Alignment the TARGET of an
15367 assignment may be assume to have.
15368 (highest_pow2_factor_for_target): Use it instead of relying on
15369 immediate tree attributes of TARGET, not necessarily honored when
15370 intermediate bitfields are involved.
15372 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15375 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15376 AVX, SSE4, AES, PCLMUL and POPCNT.
15378 2009-05-27 Diego Novillo <dnovillo@google.com>
15380 * tree-pretty-print.c (dump_location): New.
15381 (dump_generic_node): Call it.
15382 Factor code to handle BLOCK nodes ...
15383 (dump_block_node): ... here.
15385 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15387 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15389 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15391 * gcc-plugin.h: Include config.h and system.h.
15392 (IN_GCC): Define if not defined.
15394 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15396 PR middle-end/40249
15397 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15400 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15402 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15404 * config/m32r/m32r.h: Ditto.
15405 * config/m32r/m32r.md: Ditto.
15406 * config/m32r/predicates.md: Ditto.
15408 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15410 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15412 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15415 (Loading plugins): typo.
15416 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15417 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15418 (Interacting with the GCC Garbage Collector): Added new section.
15419 (Giving information about a plugin): Added new section for
15421 * ggc.h (ggc_register_root_tab): Added declaration.
15422 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15423 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15424 (register_callback): Improved comment in declaration.
15425 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15426 (extra_root_vec) Added static variable for dynamic roots registration.
15427 (ggc_register_root_tab) Added new routine.
15428 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15429 PLUGIN_GGC_MARKING event.
15430 * ggc-zone.c: Include plugin.h.
15431 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15432 * ggc-page.c: Include plugin.h.
15433 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15434 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15435 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15436 (register_callback): check lack of callbacks for
15437 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15438 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15439 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15440 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15441 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15442 dependency on plugin.h.
15443 (plugin.o): Added dependency on ggc.h...
15445 2009-05-26 Richard Guenther <rguenther@suse.de>
15447 PR middle-end/40248
15449 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15450 with mismatched comparison modes.
15452 * expr.c (expand_expr_real_1): Expand the operand of a
15453 VIEW_CONVERT_EXPR in its natural mode.
15455 2009-05-26 Ian Lance Taylor <iant@google.com>
15457 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15458 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15459 (ALL_COMPILERFLAGS): Define.
15460 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15461 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15462 (collect2$(exeext), collect2.o): Likewise.
15463 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15464 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15465 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15466 (libbackend.o, intl.o, cppdefault.o): Likewise.
15467 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15468 (build/%.o): Use $(COMPILER_FOR_BUILD).
15469 (build/gen%$(build_exeext)): Likewise.
15470 (build/gcov-iov$(build_exeext)): LIkewise.
15471 * config/t-darwin (darwin.o): Use $(COMPILER).
15472 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15473 * config/t-sol2 (sol2-c.o): Likewise.
15474 (sol2.o): Likewise.
15475 * config/t-vxworks (vxworks.o): Likewise.
15476 * config/x-darwin (host-darwin.o): Likewise.
15477 * config/x-hpux (host-hpux.o): Likewise.
15478 * config/x-linux (host-linux.o): Likewise.
15479 * config/x-solaris (host-solaris.o): Likewise.
15480 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15481 * config/arm/t-arm (arm-c.o): Likewise.
15482 * config/arm/t-pe (pe.o): Likewise.
15483 * config/arm/t-wince-pe (pe.o): Likewise.
15484 * config/i386/t-cygming (winnt.o): Likewise.
15485 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15486 * config/i386/t-cygwin (cygwin1.o): Likewise.
15487 (cygwin2.o): Likewise.
15488 * config/i386/t-i386 (i386-c.o): Likewise.
15489 * config/i386/t-interix (winnt.o): Likewise.
15490 * config/i386/t-netware (netware.o): Likewise.
15491 * config/i386/t-nwld (nwld.o): Likewise.
15492 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15493 * config/i386/x-i386 (driver-i386.o): Likewise.
15494 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15495 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15496 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15497 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15498 * config/mips/x-native (driver-native.o): Likewise.
15499 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15500 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15501 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15502 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15503 * config/score/t-score-elf (score7.o): Likewise.
15504 (score3.o): Likewise.
15505 * config/sh/t-sh (sh-c.o): Likewise.
15506 * config/sh/t-symbian (sh-c.o): Likewise.
15507 (symbian.o): Likewise.
15508 * config/spu/t-spu-elf (spu-c.o): Likewise.
15509 * config/v850/t-v850 (v850-c.o): Likewise.
15510 * config/v850/t-v850e (v850-c.o): Likewise.
15512 2009-05-26 Richard Guenther <rguenther@suse.de>
15514 PR tree-optimization/40122
15515 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15516 VECTOR_CSTs if possible.
15517 (fold_gimple_assign): Likewise.
15519 2009-05-26 Richard Guenther <rguenther@suse.de>
15521 PR middle-end/40252
15522 * fold-const.c (fold_binary): Use the correct types for building
15525 2009-05-26 Richard Guenther <rguenther@suse.de>
15527 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15528 redundant calls to merge_alias_info.
15529 (bump_vector_ptr): Likewise.
15530 * tree-ssa-copy.c (merge_alias_info): Remove.
15531 (replace_exp_1): Remove call to merge_alias_info.
15532 (propagate_tree_value): Likewise.
15533 (fini_copy_prop): Propagate points-to info.
15534 * tree-flow.h (merge_alias_info): Remove.
15536 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15538 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15540 2009-05-25 Jan Hubicka <jh@suse.cz>
15542 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15543 * cgraph.h (struct inline_summary): New filed self_wize,
15544 size_inlining_benefit, self_time and time_inlining_benefit.
15545 (struct cgraph_global_info): Replace insns by time ans size fields.
15546 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15547 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15548 (ipcp_update_callgraph): Do not touch function bodies.
15549 * ipa-inline.c: Include except.h
15550 (MAX_TIME): New constant.
15551 (overall_insns): Remove.
15552 (leaf_node_p): New.
15553 (overall_size, max_benefit): New static variables.
15554 (cgraph_estimate_time_after_inlining): New function.
15555 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15556 (cgraph_clone_inlined_nodes): Update size.
15557 (cgraph_mark_inline_edge): Update size.
15558 (cgraph_estimate_growth): Use size info.
15559 (cgraph_check_inline_limits): Check size.
15560 (cgraph_default_inline_p): Likewise.
15561 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15562 (cgraph_decide_recursive_inlining): Check size.
15563 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15565 (cgraph_decide_inlining): Likewise.
15566 (cgraph_decide_inlining_incrementally): Likewise; honor
15567 PARAM_EARLY_INLINING_INSNS.
15568 (likely_eliminated_by_inlining_p): New predicate.
15569 (estimate_function_body_sizes): New function.
15570 (compute_inline_parameters): Use it.
15571 * except.c (must_not_throw_labels): New function.
15572 * except.h (must_not_throw_labels): Declare.
15573 * tree-inline.c (init_inline_once): Kill inlining_weigths
15574 * tree-ssa-structalias.c: Avoid uninitialized warning.
15575 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15576 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15577 (PARAM_INLINE_CALL_COST): Remove.
15578 (PARAM_EARLY_INLINING_INSNS): New.
15580 2009-05-25 Richard Guenther <rguenther@suse.de>
15582 PR tree-optimization/36327
15583 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15584 callback for reference translation or lookup at the point of may-defs.
15585 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15586 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15587 for union COMPONENT_REFs.
15588 (vn_reference_lookup_3): New callback. Lookup from memset
15589 and CONSTRUCTOR assignment, translate through struct copies.
15590 (vn_reference_lookup_pieces): Make sure to not free the
15591 passed operands array. Adjust walk_non_aliased_vuses call.
15592 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15593 make sure we do not leak memory.
15595 2009-05-25 Richard Guenther <rguenther@suse.de>
15597 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15598 * tree-inline.c (expand_call_inline): Reset the escaped and
15599 callused solutions.
15600 * tree-ssa-structalias.c (pass_build_ealias): New.
15601 * tree-pass.h (pass_build_ealias): Declare.
15602 * passes.c (init_optimization_passes): Add PTA during
15603 early optimizations.
15604 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15605 and CALLUSED solutions.
15606 (dump_points_to_solution): New function, split out from ...
15607 (dump_points_to_info_for): ... here.
15608 * tree-parloops.c (parallelize_loops): Reset the escaped and
15609 callused solutions.
15611 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15614 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15615 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15617 2009-05-25 Ira Rosen <irar@il.ibm.com>
15619 PR tree-optimization/40238
15620 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15621 statements after basic block's labels.
15622 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15623 to free the allocated memory.
15625 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15627 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15628 return address with a USE.
15630 2009-05-24 Richard Guenther <rguenther@suse.de>
15632 PR middle-end/40233
15633 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15634 array type from the main variant of the inner type.
15636 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15638 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15639 definition to bool (from int) to un-break build.
15640 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15642 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15644 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15645 discard_stmt_changes): Delete.
15646 * tree-ssa-operands.c (scb_stack): Delete.
15647 (init_ssa_operands): Do not initialize it.
15648 (fini_ssa_operands): Do not free it.
15649 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15651 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15652 update_stmt, remove the others. Fix comments.
15653 * tree-dfa.c (optimize_stack_restore): Likewise.
15654 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15655 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15656 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15657 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15659 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15660 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15661 (dom_opt_finalize_block): Likewise, adjusting access to
15663 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15664 (stmts_to_rescan): Change item type to gimple.
15665 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15667 2009-05-24 Ira Rosen <irar@il.ibm.com>
15669 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15670 * tree-pass.h (pass_slp_vectorize): New pass.
15671 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15672 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15673 * tree-vectorizer.c (timevar.h): Include.
15674 (user_vect_verbosity_level): Declare.
15675 (vect_location): Fix comment.
15676 (vect_set_verbosity_level): Update user_vect_verbosity_level
15677 instead of vect_verbosity_level.
15678 (vect_set_dump_settings): Add an argument. Ignore user defined
15679 verbosity if dump flags require higher level of verbosity. Print to
15680 stderr only for loop vectorization.
15681 (vectorize_loops): Update call to vect_set_dump_settings.
15682 (execute_vect_slp): New function.
15683 (gate_vect_slp): Likewise.
15684 (struct gimple_opt_pass pass_slp_vectorize): New.
15685 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15686 access its members.
15687 (vec_info_for_bb): New function.
15688 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15689 (VECTORIZATION_ENABLED): New macro.
15690 (SLP_ENABLED, SLP_DISABLED): Likewise.
15691 (vect_is_simple_use): Add bb_vec_info argument.
15692 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15693 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15694 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15695 vect_schedule_slp, vect_analyze_slp): Likewise.
15696 (vect_analyze_stmt): Add slp_tree argument.
15697 (find_bb_location): Declare.
15698 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15699 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15700 (vect_analyze_loop_operations, vect_analyze_loop,
15701 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15702 vect_finalize_reduction, vectorizable_reduction,
15703 vectorizable_live_operation, vect_transform_loop): Likewise.
15704 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15705 skip evolution analysis if analyzing a basic block.
15706 (dr_analyze_indices): Likewise.
15707 (initialize_data_dependence_relation): Skip the test whether the
15708 object is invariant for basic blocks.
15709 (compute_all_dependences): Skip dependence analysis for data
15710 references in basic blocks.
15711 (find_data_references_in_stmt): Don't fail in case of invariant
15712 access in basic block.
15713 (find_data_references_in_bb): New function.
15714 (find_data_references_in_loop): Move code to
15715 find_data_references_in_bb and add a call to it.
15716 (compute_data_dependences_for_bb): New function.
15717 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15718 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15720 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15721 unknown dependence in basic block and fail in case of dependence in
15723 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15724 dependence instances from either loop or basic block vectorization
15726 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15727 before calling nested_in_vect_loop_p.
15728 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15729 dependence instances from either loop or basic block vectorization
15731 (vect_verify_datarefs_alignment): Likewise.
15732 (vect_enhance_data_refs_alignment): Adjust function calls.
15733 (vect_analyze_data_refs_alignment): Likewise.
15734 (vect_analyze_group_access): Fix printing. Skip different checks if
15735 DR_STEP is 0. Keep strided stores either in loop or basic block
15736 vectorization data structure. Fix indentation.
15737 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15739 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15740 dependence instances from either loop or basic block vectorization
15742 (vect_analyze_data_refs): Update comment. Call
15743 compute_data_dependences_for_bb to analyze basic blocks.
15744 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15745 case of loop vectorization. In case of basic block vectorization use
15746 data-ref itself as a base.
15747 (vect_create_data_ref_ptr): In case of basic block vectorization:
15748 don't advance the pointer, add new statements before the current
15749 statement. Adjust function calls.
15750 (vect_supportable_dr_alignment): Support only aligned accesses in
15751 basic block vectorization.
15752 * common.opt (ftree-slp-vectorize): New flag.
15753 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15754 (vect_pattern_recog_1): Likewise.
15755 * tree-vect-stmts.c (process_use): Likewise.
15756 (vect_init_vector): Add new statements in the beginning of the basic
15757 block in case of basic block SLP.
15758 (vect_get_vec_def_for_operand): Adjust function calls.
15759 (vect_finish_stmt_generation): Likewise.
15760 (vectorizable_call): Add assert that it is loop vectorization, adjust
15762 (vectorizable_conversion, vectorizable_assignment): Likewise.
15763 (vectorizable_operation): In case of basic block SLP, take
15764 vectorization factor from statement's type and skip the relevance
15765 check. Adjust function calls.
15766 (vectorizable_type_demotion): Add assert that it is loop
15767 vectorization, adjust function calls.
15768 (vectorizable_type_promotion): Likewise.
15769 (vectorizable_store): Check for outer loop only in case of loop
15770 vectorization. Adjust function calls. For basic blocks, skip the
15771 relevance check and don't advance pointers.
15772 (vectorizable_load): Likewise.
15773 (vectorizable_condition): Add assert that it is loop vectorization,
15774 adjust function calls.
15775 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15776 that it is not reduction, get vector type, call only supported
15777 functions, skip loop specific parts.
15778 (vect_transform_stmt): Check for outer loop only in case of loop
15780 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15781 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15782 for external definition.
15783 * passes.c (pass_slp_vectorize): New pass.
15784 * tree-vect-slp.c (find_bb_location): New function.
15785 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15786 check for patterns only in loops.
15787 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15788 case of multiple types in basic block SLP.
15789 (vect_mark_slp_stmts_relevant): New function.
15790 (vect_supported_load_permutation_p): Fix comment.
15791 (vect_analyze_slp_instance): Add argument. In case of basic block
15792 SLP, take vectorization factor from statement's type, check that
15793 unrolling factor is 1. Adjust function call. Save SLP instance in
15794 either loop or basic block vectorization structure. Return FALSE,
15796 (vect_analyze_slp): Add argument. Get strided stores groups from
15797 either loop or basic block vectorization structure. Return FALSE
15798 if basic block SLP failed.
15799 (new_bb_vec_info): New function.
15800 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15801 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15802 (vect_schedule_slp): Add argument. Get SLP instances from either
15803 loop or basic block vectorization structure. Set vectorization factor
15804 to be 1 for basic block SLP.
15805 (vect_slp_transform_bb): New function.
15806 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15808 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15810 * final.c (shorten_branches): Do not align labels for jump tables.
15811 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15813 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15815 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15816 Remove outdated reference to flow.c and fix nits.
15817 * doc/gccint.texi: Tweak RTL description.
15818 * doc/rtl.texi: Likewise.
15820 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15822 * config/avr/avr.c: Change my email address.
15823 * config/avr/avr.h: Likewise.
15824 * config/avr/avr.md: Likewise.
15825 * config/avr/avr-protos.h: Likewise.
15826 * config/avr/libgcc.S: Likewise.
15828 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15830 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15831 (spu_split_load, spu_split_store): Change return type to int.
15832 (spu_split_convert): Declare.
15833 * config/spu/predicates.md (spu_mem_operand): Remove.
15834 (spu_mov_operand): Update.
15835 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15836 * config/spu/spu.c (regno_aligned_for_load): Remove.
15837 (reg_aligned_for_addr, spu_expand_load): Define.
15838 (spu_expand_extv): Reimplement and handle MEM.
15839 (spu_expand_insv): Handle MEM.
15840 (spu_sched_reorder): Handle insn's with length 0.
15841 (spu_legitimate_address_p): Reimplement.
15842 (store_with_one_insn_p): Return TRUE for any mode with size
15843 larger than 16 bytes.
15844 (address_needs_split): Define.
15845 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15847 (spu_convert_move): Define.
15848 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15849 (spu_split_store): Change all MEM's to TImode.
15850 (spu_init_expanders): Preallocate registers that correspond to
15851 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15853 (spu_split_convert): Define.
15854 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15855 (_move<mode>, _movdi, _movti): Update predicate and condition.
15856 (load, store): Change to define_split.
15857 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15859 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15860 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15861 define_insn_and_split of lshr<mode>3.
15862 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15863 (<v>ashr<mode>3_imm): Define.
15864 (extv, extzv, insv): Allow MEM operands.
15865 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15866 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15867 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15868 (_spu_convert2): Change to define_insn_and_split and remove the
15869 corresponding define_peephole2.
15870 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15871 Change predicates to memory_operand.
15873 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15875 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15877 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15879 PR tree-optimization/40219
15880 * tree.c (iterative_hash_expr): Make sure the builtin function is
15881 a normal builtin function and not a front end or back end builtin
15882 before indexing into the built_in_decls array.
15884 2009-05-22 Richard Guenther <rguenther@suse.de>
15886 PR middle-end/38964
15887 * alias.c (write_dependence_p): Do not use TBAA for answering
15888 anti-dependence or output-dependence.
15889 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15890 (emit_pointer_definition): Remove.
15891 (emit_alias_warning): Likewise.
15892 (find_what_var_points_to): Remove TBAA pruning code.
15893 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15895 (compute_points_to_sets): Remove code computing the set of
15896 dereferenced pointers.
15897 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15898 oracle for querying anti and output dependencies.
15899 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15900 if TBAA may be applied.
15901 (refs_anti_dependent_p): New function.
15902 (refs_output_dependent_p): Likewise.
15903 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15904 (refs_output_dependent_p): Likewise.
15905 * doc/tree-ssa.texi (Memory model): New section.
15906 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15907 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15908 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15909 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15910 * expr.c (expand_expr_real_1): Likewise.
15911 * gimple-low.c (lower_stmt): Likewise.
15912 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15913 (dump_gimple_cdt): Remove.
15914 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15915 (gimple_size): Likewise.
15916 (walk_gimple_op): Likewise.
15917 (is_gimple_stmt): Likewise.
15918 (walk_stmt_load_store_addr_ops): Likewise.
15919 (gimple_build_cdt): Remove.
15920 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15921 * gimple.h (gimple_cdt_new_type): Remove.
15922 (gimple_cdt_new_type_ptr): Likewise.
15923 (gimple_cdt_set_new_type): Likewise.
15924 (gimple_cdt_location): Likewise.
15925 (gimple_cdt_location_ptr): Likewise.
15926 (gimple_cdt_set_location): Likewise.
15927 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15928 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15929 GIMPLE_CHANGE_DYNAMIC_TYPE.
15930 (verify_types_in_gimple_stmt): Likewise.
15931 * tree-inline.c (estimate_num_insns): Likewise.
15932 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15933 (copy_decl_to_var): Likewise.
15934 (copy_result_decl_to_var): Likewise.
15935 * tree-pretty-print.c (dump_generic_node): Do not handle
15936 CHANGE_DYNAMIC_TYPE_EXPR.
15937 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15938 * tree-ssa-operands.c (get_expr_operands): Likewise.
15939 * tree-ssa-structalias.c (struct variable_info): Remove
15940 no_tbaa_pruning member.
15941 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15942 (unify_nodes): Do not copy it.
15943 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15944 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15945 (set_uids_in_ptset): Do not check it.
15946 (find_what_var_points_to): Likewise.
15947 (compute_tbaa_pruning): Remove.
15948 (compute_points_to_sets): Do not call it.
15949 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15950 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15951 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15952 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15953 (DECL_NO_TBAA_P): Likewise.
15954 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15955 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15956 (expand_omp_atomic_pipeline): Do not set it.
15957 * print-tree.c (print_node): Do not dump it.
15958 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15961 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15964 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15967 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15969 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15972 2009-05-22 Ben Elliston <bje@au.ibm.com>
15974 * Makefile.in (bversion.h, s-bversion): New targets.
15975 (TOPLEV_H): Add bversion.h.
15976 * toplev.h: Include "bversion.h".
15977 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15978 the __format__ attribute only if compiling with the same version
15979 of GCC as the sources (the "build version").
15981 2009-05-22 Ben Elliston <bje@au.ibm.com>
15983 * c-format.c (handle_format_attribute): Fix comment typo.
15985 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15988 * config/ia64/ia64.opt (mfused-madd): New.
15989 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15990 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15991 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15992 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15993 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15994 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15995 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15996 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15997 instruction if !TARGET_FUSED_MADD.
15998 (fpma, fpms): Remove colon from name.
16000 2009-05-22 Richard Guenther <rguenther@suse.de>
16002 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16003 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16004 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16006 (create_expression_by_pieces): Only convert if necessary.
16007 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16008 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16010 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16012 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16013 regular pattern from a template and rename it ...
16014 (*extzv_truncsi_exts): ... to this.
16016 2009-05-21 Richard Guenther <rguenther@suse.de>
16018 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16019 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16020 (cgraph_default_inline_p): Likewise.
16021 (cgraph_decide_inlining_incrementally): Likewise.
16023 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16024 Uros Bizjak <ubizjak@gmail.com>
16026 * config/i386/cpuid.h (bit_MOVBE): New.
16028 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16030 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16031 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16032 (ix86_handle_option): Handle OPT_mmovbe.
16033 (ix86_target_string): Add -mmovbe.
16034 (pta_flags): Add PTA_MOVBE.
16035 (processor_alias_table): Add PTA_MOVBE to "atom".
16036 (override_options): Handle PTA_MOVBE.
16038 * config/i386/i386.h (TARGET_MOVBE): New.
16040 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16041 (*bswapsi_movbe): New.
16042 (*bswapdi_movbe): Likewise.
16043 (bswapdi2): Renamed to ...
16044 (*bswapdi_1): This.
16045 (bswapdi2): New expander.
16047 * config/i386/i386.opt (mmovbe): New.
16049 * doc/invoke.texi: Document -mmovbe.
16051 2009-05-21 Taras Glek <tglek@mozilla.com>
16053 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16054 * gcc-plugin.h (plugin_init): Updated signature.
16055 * gcc-plugin.h (plugin_name_args): Moved to this header.
16056 * doc/plugins.texi (plugin_init): Updated documention to reflect
16058 * doc/plugins.texi (plugin_name_args): Added to documention.
16060 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16062 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16063 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16065 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16067 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16068 JUMP_TABLE_DATA_P predicates where applicable.
16069 * config/i386/predicates.md: Ditto.
16070 * config/i386/sse.md: Ditto.
16072 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16074 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16075 operand2 -128 override length_immediate attribute to 1.
16076 * config/i386/predicates.md (constm128_operand): New predicate.
16078 * config/i386/i386.c (memory_address_length): Handle %r12
16079 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16081 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16082 mode look through optional ZERO_EXTEND and SUBREG.
16083 * config/i386/i386.md (R12_REG): New define_constant.
16084 (prefix_data16): For sse unit set also for MODE_TI insns.
16085 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16086 insns set if operand 1 is ext_QIreg_operand.
16087 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16088 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16090 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16091 mode from MODE_DI to MODE_SI.
16092 (movdi_1_rex64): Override modrm and length_immediate attributes
16093 only for movabs (TYPE_IMOV, alternative 2).
16094 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16095 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16096 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16097 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16098 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16099 prefix_rex attribute if DImode.
16100 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16101 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16102 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16103 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16104 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16105 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16106 Likewise. For TYPE_IMOV clear length_immediate attribute.
16107 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16108 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16109 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16110 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16111 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16112 or one operand TYPE_ISHIFT.
16113 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16114 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16115 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16116 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16117 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16118 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16119 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16120 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16121 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16122 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16123 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16124 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16125 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16126 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16127 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16128 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16129 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16130 set mode attribute, don't override length attribute.
16131 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16133 (return_internal_long): Set length attribute to 2 instead of 1.
16134 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16135 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16136 prefix_rex attribute.
16137 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16139 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16141 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16143 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16145 2009-05-20 Ian Lance Taylor <iant@google.com>
16147 * tree.c (build_tree_list_vec_stat): New function.
16148 (ctor_to_vec): New function.
16149 (build_nt_call_vec): New function.
16150 (build_call_array): Change args to be a const pointer.
16151 (build_call_vec): New function.
16152 * tree.h (build_nt_call_vec): Declare.
16153 (build_tree_list_vec_stat): Declare.
16154 (build_tree_list_vec): Define.
16155 (build_call_array): Update declaration.
16156 (build_call_vec): Declare.
16157 (ctor_to_vec): Declare.
16158 * c-common.c (tree_vector_cache): New static variable.
16159 (make_tree_vector): New function.
16160 (release_tree_vector): New function.
16161 (make_tree_vector_single): New function.
16162 (make_tree_vector_copy): New function.
16163 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16164 (make_tree_vector_single, make_tree_vector_copy): Declare.
16165 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16166 (c_parser_expr_list): Don't manage cache here, instead call
16168 (c_parser_release_expr_list): Remove static function.
16169 (c_parser_vec_to_tree_list): Remove static function.
16170 (c_parser_attributes): Call build_tree_list_vec instead of
16171 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16172 c_parser_release_expr_list.
16173 (c_parser_postfix_expression_after_primary): Likewise.
16174 (c_parser_objc_keywordexpr): Likewise.
16176 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16178 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16179 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16180 TARGET_CONVERT_TO_TYPE.
16181 * hooks.c (hook_tree_const_tree_null): Define.
16182 * hooks.h (hook_tree_const_tree_null): Declare.
16183 * target.h (struct gcc_target): Add invalid_parameter_type,
16184 invalid_return_type, promoted_type, and convert_to_type fields.
16185 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16186 (TARGET_INVALID_RETURN_TYPE): Define.
16187 (TARGET_PROMOTED_TYPE): Define.
16188 (TARGET_CONVERT_TO_TYPE): Define.
16189 (TARGET_INITIALIZER): Update for new fields.
16190 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16191 (grokparms): Check targetm.invalid_parameter_type.
16192 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16193 * c-convert.c (convert): Check targetm.convert_to_type.
16195 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16197 * config/mips/mips.md (*extenddi_truncate<mode>,
16198 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16200 (*extendhi_truncateqi): New define_insn_and_sptit.
16202 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16204 PR middle-end/40204
16205 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16206 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16208 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16210 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16211 the operand of VIEW_CONVERT_EXPR.
16213 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16215 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16216 extended family and model for Intel processors. Support Intel Atom.
16218 2009-05-20 Olivier Hainque <hainque@adacore.com>
16220 * gstab.h (stab_code_type): Define, to be used instead of the
16221 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16223 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16224 occurrences by stab_code_type.
16225 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16227 2009-05-20 Martin Jambor <mjambor@suse.cz>
16229 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16230 (sra_insert_before): Likewise.
16231 (sra_insert_after): Likewise.
16232 (sra_init_cache): Likewise.
16233 (sra_type_can_be_decomposed_p): Likewise.
16234 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16235 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16236 (sra_insert_before): Likewise.
16237 (sra_insert_after): Likewise.
16238 (sra_init_cache): Likewise.
16239 (insert_edge_copies_seq): Made static and moved upwards.
16241 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16244 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16246 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16247 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16250 2009-05-20 Richard Guenther <rguenther@suse.de>
16252 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16253 with mismatched comparison modes.
16255 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16257 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16258 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16259 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16260 with shifts for Thumb2.
16261 (orsi_notsi): New for orn.
16262 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16263 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16264 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16265 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16266 Don't invert remainder for IOR.
16268 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16270 PR tree-optimization/40087
16271 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16272 number_of_iterations_ne): Rename never_infinite argument.
16273 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16274 number_of_iterations_le): Handle pointer-type ivs when
16275 exit_must_be_taken is false.
16276 (number_of_iterations_cond): Do not always assume that
16277 exit_must_be_taken if the control variable is a pointer.
16279 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16281 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16282 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16284 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16286 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16287 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16289 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16292 * c.opt (Wlogical-op): Disabled by default.
16293 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16295 * doc/invoke.texi (Wlogical-op): Likewise.
16297 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16299 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16301 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16302 Propagate the type of the first operand.
16303 <ASSERT_EXPR>: Simplify.
16304 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16305 Rewrite using the RHS code as discriminant.
16306 <NOP_EXPR>: Turn into CASE_CONVERT.
16307 <PLUS_EXPR>: Propagate the type of the first operand.
16309 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16311 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16312 (ia64_dconst_0_375): New.
16313 * config/ia64/ia64.c (ia64_override_options): Remove
16314 -minline-sqrt-min-latency warning.
16315 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16316 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16317 * config/ia64/ia64.md (*sqrt_approx): Remove.
16318 (sqrtsf2): Remove #if 0.
16319 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16320 (sqrtdf): Remove assert.
16321 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16322 (sqrtxf2): Remove #if 0.
16323 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16324 * div.md (sqrt_approx_rf): New.
16325 (sqrtsf2_internal_thr): New implementation.
16326 (sqrtsf2_internal_lat): New.
16327 (sqrtdf2_internal_thr: New implementation.
16328 (sqrtxf2_internal): New implementation.
16330 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16331 Hans-Peter Nilsson <hp@axis.com>
16333 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16334 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16335 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16336 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16337 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16338 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16339 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16340 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16341 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16342 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16343 * c-common.c: ...from here.
16345 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16347 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16349 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16351 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16353 2009-05-19 Ben Elliston <bje@au.ibm.com>
16355 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16356 assignments with memcpy calls.
16357 (add_fdes): Likewise.
16358 (binary_search_unencoded_fdes): Likewise.
16359 (linear_search_fdes): Eliminate type puns.
16361 2009-05-19 Richard Guenther <rguenther@suse.de>
16363 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16364 not falsely claim to have propagated into all uses.
16366 2009-05-19 Ben Elliston <bje@au.ibm.com>
16368 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16371 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16373 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16374 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16375 (TARGET_LEGITIMATE_ADDRESS_P): New.
16376 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16377 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16379 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16382 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16383 child of the containing namespace's DIE.
16385 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16387 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16388 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16389 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16392 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16395 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16396 gen_align with gen_pad.
16397 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16398 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16400 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16401 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16403 * config/i386/i386.md (align): Renamed to ...
16404 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16405 ASM_OUTPUT_MAX_SKIP_PAD.
16407 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16409 * config.gcc: Fix variable syntax.
16412 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16413 before calling exact_log2.
16414 (output_iorsi3): Likewise.
16415 (output_xorsi3): Likewise.
16417 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16419 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16420 for the none zero constant operand except for EQ and NE
16421 comprisons even when the first operand is R0.
16423 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16425 * config/s390/2064.md: Remove trailing whitespaces.
16426 * config/s390/2084.md: Likewise.
16427 * config/s390/constraints.md: Likewise.
16428 * config/s390/fixdfdi.h: Likewise.
16429 * config/s390/libgcc-glibc.ver: Likewise.
16430 * config/s390/s390-modes.def: Likewise.
16431 * config/s390/s390-protos.h: Likewise.
16432 * config/s390/s390.c: Likewise.
16433 * config/s390/s390.h: Likewise.
16434 * config/s390/s390.md: Likewise.
16435 * config/s390/tpf-unwind.h: Likewise.
16437 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16439 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16441 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16444 * configure.ac (m68k-*-*): Check if binutils support TLS.
16445 * configure: Regenerate.
16446 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16447 * config/m68k/constraints.md (Cu): New constraint.
16448 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16449 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16450 (movsi): Handle TLS symbols.
16451 (addsi3_5200): Handle XTLS symbols, indent.
16452 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16453 (m68k_tls_reference_p): Declare.
16454 (m68k_legitimize_address): Declare.
16455 (m68k_unwrap_symbol): Declare.
16456 * config/m68k/m68k.opt (mxtls): New option.
16457 * config/m68k/m68k.c (ggc.h): Include.
16458 (m68k_output_dwarf_dtprel): Implement hook.
16459 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16460 (m68k_expand_prologue): Load GOT pointer when function needs it.
16461 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16462 (m68k_legitimate_constant_address_p): Same.
16463 (m68k_decompose_address): Handle TLS references.
16464 (m68k_get_gp): New static function.
16465 (enum m68k_reloc): New contants.
16466 (TLS_RELOC_P): New macro.
16467 (m68k_wrap_symbol): New static function.
16468 (m68k_unwrap_symbol): New function.
16469 (m68k_final_prescan_insn_1): New static function.
16470 (m68k_final_prescan_insn): New function.
16471 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16473 (legitimize_pic_address): Handle TLS references..
16474 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16475 (m68k_libcall_value_in_a0_p)
16476 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16477 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16478 (m68k_legitimize_tls_address): Handle TLS references.
16479 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16481 (m68k_legitimize_address): Handle TLS symbols.
16482 (m68k_get_reloc_decoration): New static function.
16483 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16485 (m68k_output_dwarf_dtprel): Implement hook.
16486 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16487 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16488 m68k_call_* routines.
16489 (sched_attr_op_type): Handle TLS symbols.
16490 (gt-m68k.h): Include.
16491 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16492 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16494 2009-05-18 Martin Jambor <mjambor@suse.cz>
16496 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16497 (visit_store_addr_for_mod_analysis): New function.
16498 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16499 (determine_cst_member_ptr): Use gimple_assign_single_p.
16500 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16501 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16502 operands. Don't check number of operands of a NOP_EXPR.
16504 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16506 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16508 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16511 * c-common.c (warn_logical_operator): Don't warn if one of
16512 expression isn't always true or false.
16514 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16516 * config/i386/biarch32.h: New file.
16517 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16519 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16521 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16522 *zero_extend<mode>_truncqi): Merge these into ...
16523 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16524 Name the pattern following this as *zero_extendhi_truncqi.
16526 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16528 PR middle-end/39301
16529 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16530 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16531 (output_info): Make field HOST_WIDEST_INT.
16532 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16533 (dump_bitmat_statistics): Same.
16535 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16537 * config.gcc (use_gcc_stdint): Set to wrap.
16538 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16539 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16540 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16541 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16542 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16543 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16544 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16545 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16547 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16549 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16551 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16552 Move definitions earlier.
16553 (OPT_ARCH64, OPT_ARCH32): Define.
16554 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16557 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16560 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16563 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16565 * arm.md (movdi2): Copy non-reg values to DImode registers.
16567 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16570 * final.c (label_to_max_skip): New function.
16571 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16572 CODE_LABEL_NUMBER <= max_labelno.
16573 * output.h (label_to_max_skip): New prototype.
16574 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16575 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16576 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16577 Handle CODE_LABELs with >= 16 byte alignment or with
16578 max_skip == (1 << align) - 1.
16579 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16580 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16583 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16584 .p2align 3 if MAX_SKIP is smaller than 7.
16585 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16587 2009-05-15 Ian Lance Taylor <iant@google.com>
16589 * alias.c (struct alias_set_entry_d): Rename from struct
16590 alias_set_entry. Change all uses.
16591 * except.c (struct call_site_record_d): Rename from struct
16592 call_site_record. Change all uses.
16593 * except.h (struct eh_region_d): Rename from struct eh_region.
16595 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16597 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16598 ivtype_map_elt. Change all uses.
16599 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16601 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16602 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16604 (struct sese_d): Rename from struct sese. Change all uses.
16605 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16606 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16607 * optabs.h (struct optab_d): Rename from struct optab. Change all
16609 (struct convert_optab_d): Rename from struct convert_optab.
16611 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16612 ipa_opt_pass. Change all uses.
16613 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16616 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16617 defined as a typedef.
16618 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16621 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16624 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16626 (merge_ranges): Returns bool.
16627 * tree.h (make_range): .. to here.
16628 (build_range_check): Likewise.
16629 (merge_ranges): Likewise. Renamed from merge_ranges.
16630 * c-typeck.c (parser_build_binary_op): Update calls to
16631 warn_logical_operator.
16632 * c-common.c (warn_logical_operator): Add new warning.
16633 * c-common.h (warn_logical_operator): Update declaration.
16635 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16637 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16639 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16641 * doc/install.texi: Document MPC requirements, flags etc.
16643 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16644 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16645 Evaluate constant arguments.
16646 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16647 (fold_builtin_1): Likewise, also evaluate constant arguments.
16648 Remove superfluous break.
16649 (do_mpc_ckconv): New.
16650 * real.h: Include mpc.h.
16651 * toplev.c (print_version): Output MPC version info if available.
16653 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16655 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16657 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16659 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16662 2009-05-15 Jan Hubicka <jh@suse.cz>
16664 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16665 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16666 (try_inline): Fix return value.
16667 (cgraph_decide_inlining_incrementally): Honor new value.
16668 (cgraph_early_inlining): Handle indirect inlining.
16669 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16671 2009-05-15 Jan Hubicka <jh@suse.cz>
16673 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16674 * cgraphunit.c (cgraph_finalize_function): Set it.
16675 (cgraph_expand_function): Use it.
16677 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16679 * real.c (encode_ieee_half): Define.
16680 (decode_ieee_half): Define.
16681 (ieee_half_format): Define.
16682 (arm_half_format): Define.
16683 * real.h (ieee_half_format): Declare.
16684 (arm_half_format): Declare.
16686 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16688 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16689 swapped, and reversed optabs exist before trying to use them.
16691 2009-05-15 Paul Brook <paul@codesourcery.com>
16692 Sandra Loosemore <sandra@codesourcery.com>
16694 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16695 loads. Allow PRE_DEC.
16696 (output_move_neon): Handle PRE_DEC.
16697 (arm_print_operand): Add 'A' for neon structure loads.
16698 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16699 * config/arm/neon.md (neon_mov): Update comment.
16700 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16702 (Um): New constraint.
16704 2009-05-15 Jan Hubicka <jh@suse.cz>
16706 Revert the following patch until testsuite fallout is fixed:
16707 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16708 * cgraph.h (struct inline_summary): New filed self_wize,
16709 size_inlining_benefit, self_time and time_inlining_benefit.
16710 (struct cgraph_global_info): Replace insns by time ans size fields.
16711 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16712 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16713 (ipcp_update_callgraph): Do not touch function bodies.
16714 * ipa-inline.c: Include except.h
16715 (MAX_TIME): New constant.
16716 (overall_insns): Remove
16717 (overall_size, max_benefit): New static variables.
16718 (cgraph_estimate_time_after_inlining): New function.
16719 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16720 (cgraph_clone_inlined_nodes): Update size.
16721 (cgraph_mark_inline_edge): Update size.
16722 (cgraph_estimate_growth): Use size info.
16723 (cgraph_check_inline_limits): Check size.
16724 (cgraph_default_inline_p): Likewise.
16725 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16726 (cgraph_decide_recursive_inlining): Check size.
16727 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16729 (cgraph_decide_inlining): Likewise.
16730 (cgraph_decide_inlining_incrementally): Likewise; honor
16731 PARAM_EARLY_INLINING_INSNS.
16732 (likely_eliminated_by_inlining_p): New predicate.
16733 (estimate_function_body_sizes): New function.
16734 (compute_inline_parameters): Use it.
16735 * except.c (must_not_throw_labels): New function.
16736 * except.h (must_not_throw_labels): Declare.
16737 * tree-inline.c (init_inline_once): Kill inlining_weigths
16738 * tree-ssa-structalias.c: Avoid uninitialized warning.
16739 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16740 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16741 (PARAM_INLINE_CALL_COST): Remove.
16742 (PARAM_EARLY_INLINING_INSNS): New.
16744 2009-05-15 Richard Guenther <rguenther@suse.de>
16746 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16747 not TODO_update_ssa.
16749 2009-05-15 Richard Guenther <rguenther@suse.de>
16751 PR tree-optimization/39999
16752 * gimple.h (gimple_expr_type): Use the expression type looking
16753 through useless conversions.
16754 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16755 (vn_nary_op_insert_stmt): Likewise.
16756 (simplify_binary_expression): Likewise.
16758 2009-05-15 Richard Guenther <rguenther@suse.de>
16760 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16761 New options, enabled by default.
16762 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16764 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16765 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16766 * tree-ssa-structalias.c (gate_tree_pta): New function.
16767 (pass_build_alias): Use it.
16769 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16772 recurse on an invariant address if a conversion from a pointer
16773 type to a wider integer type is involved.
16775 2009-05-15 Jan Hubicka <jh@suse.cz>
16777 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16778 * cgraph.h (struct inline_summary): New filed self_wize,
16779 size_inlining_benefit, self_time and time_inlining_benefit.
16780 (struct cgraph_global_info): Replace insns by time ans size fields.
16781 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16782 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16783 (ipcp_update_callgraph): Do not touch function bodies.
16784 * ipa-inline.c: Include except.h
16785 (MAX_TIME): New constant.
16786 (overall_insns): Remove
16787 (overall_size, max_benefit): New static variables.
16788 (cgraph_estimate_time_after_inlining): New function.
16789 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16790 (cgraph_clone_inlined_nodes): Update size.
16791 (cgraph_mark_inline_edge): Update size.
16792 (cgraph_estimate_growth): Use size info.
16793 (cgraph_check_inline_limits): Check size.
16794 (cgraph_default_inline_p): Likewise.
16795 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16796 (cgraph_decide_recursive_inlining): Check size.
16797 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16799 (cgraph_decide_inlining): Likewise.
16800 (cgraph_decide_inlining_incrementally): Likewise; honor
16801 PARAM_EARLY_INLINING_INSNS.
16802 (likely_eliminated_by_inlining_p): New predicate.
16803 (estimate_function_body_sizes): New function.
16804 (compute_inline_parameters): Use it.
16805 * except.c (must_not_throw_labels): New function.
16806 * except.h (must_not_throw_labels): Declare.
16807 * tree-inline.c (init_inline_once): Kill inlining_weigths
16808 * tree-ssa-structalias.c: Avoid uninitialized warning.
16809 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16810 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16811 (PARAM_INLINE_CALL_COST): Remove.
16812 (PARAM_EARLY_INLINING_INSNS): New.
16813 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16814 (inline-call-cost): Remove.
16815 (early-inlining-insns): New.
16817 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16819 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16821 (print_int_cst_bounds_in_octal_p): Likewise.
16822 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16824 * dwarf2out.c (base_type_die): Likewise.
16825 (is_subrange_type): Delete.
16826 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16827 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16828 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16829 if the destination type is boolean.
16830 (build_range_check): Do not special-case subtypes.
16831 (fold_sign_changed_comparison): Likewise.
16832 (fold_unary): Likewise.
16833 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16834 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16835 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16836 * tree.c (subrange_type_for_debug_p): New predicate based on the
16837 former is_subrange_type.
16838 * tree.h (subrange_type_for_debug_p): Declare.
16839 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16840 (convert_affine_scev): Remove call to above function.
16841 (chrec_convert_aggressive): Likewise.
16842 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16843 false for conversions involving subtypes.
16844 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16845 (vrp_val_min): Likewise.
16846 (needs_overflow_infinity): Likewise.
16847 (extract_range_from_unary_expr): Likewise.
16849 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16851 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16852 * config/frv/frv.c: Likewise.
16853 * config/s390/s390.c: Likewise.
16854 * config/sparc/sparc.h: Likewise.
16855 * config/i386/i386.h: Likewise.
16856 * config/i386/i386.c: Likewise.
16857 * config/crx/crx.c: Likewise.
16858 * config/m68hc11/m68hc11.h: Likewise.
16859 * config/iq2000/iq2000.c: Likewise.
16860 * config/mn10300/mn10300.h: Likewise.
16861 * config/mn10300/mn10300.c: Likewise.
16862 * config/m68k/m68k.c: Likewise.
16863 * config/rs6000/rs6000.c: Likewise.
16864 * config/rs6000/xcoff.h: Likewise.
16865 * config/rs6000/linux64.h: Likewise.
16866 * config/rs6000/sysv4.h: Likewise.
16867 * config/score/score3.c: Likewise.
16868 * config/score/score7.c: Likewise.
16869 * config/score/score.c: Likewise.
16870 * config/arm/arm.md: Likewise.
16871 * config/mips/mips.c: Likewise.
16872 * config/mips/mips.md: Likewise.
16873 * config/bfin/bfin.h: Likewise.
16874 * config/pa/pa.c: Likewise.
16875 * config/pa/constraints.md: Likewise.
16877 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16878 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16879 * config/pdp11/pdp11.h: Use memory_address_p instead.
16881 2009-05-14 Ian Lance Taylor <iant@google.com>
16883 * passes.c (finish_optimization_passes): Change i to int.
16884 * plugin.c (plugins_active_p): Change event to int.
16885 (dump_active_plugins): Likewise.
16886 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16888 * tree.c (tree_range_check_failed): Change c to unsigned int.
16889 (omp_clause_range_check_failed): Likewise.
16890 (build_common_builtin_nodes): Change mode to int. Add cast.
16891 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16892 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16894 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16895 ++ or -- with a variable of enum type.
16897 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16900 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16902 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16904 * store-motion.c: Do not include params.h
16905 * Makefile.in: Fix dependencies for various files.
16907 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16909 * auto-inc-dec.c: Fix pass description, remove apparent
16910 accidental duplication.
16912 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16914 PR middle-end/40147
16915 * ipa-utils.h (memory_identifier_string): Moved to ...
16916 * tree.h (memory_identifier_string): Here. Add GTY(()).
16918 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16920 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16921 in the former documentation of...
16922 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16923 * ira-conflicts.c (get_dup_num): Use address_operand.
16924 * targhooks.c (default_legitimate_address_p): New.
16925 * targhooks.h (default_legitimate_address_p): New.
16926 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16928 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16929 * target.h (struct target): Add legitimate_address_p.
16930 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16931 (TARGET_INITIALIZER): Include it.
16933 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16934 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16935 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16936 (TARGET_LEGITIMATE_ADDRESS_P): New.
16938 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16939 (REG_OK_STRICT_P): Delete.
16940 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16941 (frv_legitimate_address_p_1): ... this.
16942 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16943 (frv_legitimate_address_p_1): ... the renamed old
16944 frv_legitimate_address_p.
16945 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16946 (TARGET_LEGITIMATE_ADDRESS_P): New.
16948 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16949 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16950 * config/s390/s390.c (legitimate_address_p): Rename to...
16951 (s390_legitimate_address_p): ... this, make static.
16952 (legitimize_address): Adjust call.
16953 (TARGET_LEGITIMATE_ADDRESS_P): New.
16954 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16956 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16957 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16958 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16959 (TARGET_LEGITIMATE_ADDRESS_P): New.
16961 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16962 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16963 * config/spu/spu.c (spu_legitimate_address): Rename to...
16964 (spu_legitimate_address_p): ... this, make static.
16965 (TARGET_LEGITIMATE_ADDRESS_P): New.
16967 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16968 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16969 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16970 (sparc_legitimate_address_p): ... this, make static and return bool.
16971 (legitimize_address): Adjust call.
16972 (TARGET_LEGITIMATE_ADDRESS_P): New.
16974 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16975 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16976 * config/i386/i386.c (legitimate_address_p): Rename to...
16977 (ix86_legitimate_address_p): ... this, make static.
16978 (constant_address_p): Move after it, adjust call.
16979 (TARGET_LEGITIMATE_ADDRESS_P): New.
16981 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16982 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16983 * config/avr/avr.c (legitimate_address_p): Rename to...
16984 (avr_legitimate_address_p): ... this, make static.
16985 (legitimize_address): Adjust call.
16986 (TARGET_LEGITIMATE_ADDRESS_P): New.
16988 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16989 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16990 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16991 (TARGET_LEGITIMATE_ADDRESS_P): New.
16993 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16994 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16995 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16996 (TARGET_LEGITIMATE_ADDRESS_P): New.
16998 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16999 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17001 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17003 (TARGET_LEGITIMATE_ADDRESS_P): New.
17005 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17006 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17008 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17010 (m68hc11_legitimate_address_p): ... this, make static.
17011 (go_if_legitimate_address_internal): Rename to...
17012 (m68hc11_legitimate_address_p_1): ... this.
17013 (legitimize_address): Adjust call.
17014 (TARGET_LEGITIMATE_ADDRESS_P): New.
17016 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17017 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17018 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17019 (TARGET_LEGITIMATE_ADDRESS_P): New.
17021 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17022 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17023 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17024 (mn10300_legitimate_address_p): ... this, make static.
17025 (TARGET_LEGITIMATE_ADDRESS_P): New.
17027 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17028 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17029 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17030 (TARGET_LEGITIMATE_ADDRESS_P): New.
17032 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17033 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17034 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17035 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17036 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17037 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17038 (rs6000_legitimate_address_p): ... this, make static.
17039 (TARGET_LEGITIMATE_ADDRESS_P): New.
17040 (REG_MODE_OK_FOR_BASE_P): Delete.
17041 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17043 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17044 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17046 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17047 static, adjust types.
17048 (TARGET_LEGITIMATE_ADDRESS_P): New.
17050 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17051 * config/score/score.c (score_address_p): Rename to...
17052 (score_legitimate_address_p): ... this.
17053 (TARGET_LEGITIMATE_ADDRESS_P): New.
17054 * config/score/score3.c (score3_address_p): Rename to...
17055 (score3_legitimate_address_p): ... this.
17056 * config/score/score7.c (score7_address_p): Rename to...
17057 (score7_legitimate_address_p): ... this.
17059 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17060 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17061 GO_IF_LEGITIMATE_ADDRESS): Delete.
17062 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17063 thumb2_legitimate_address_p): Delete.
17064 (arm_legitimate_address_p): Rename to...
17065 (arm_legitimate_address_outer_p): ... this.
17066 * config/arm/constraints.md ("Uq"): Adjust call.
17067 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17068 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17070 (arm_legitimate_address_outer_p): ... this.
17071 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17073 (TARGET_LEGITIMATE_ADDRESS_P): New.
17075 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17076 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17077 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17078 (TARGET_LEGITIMATE_ADDRESS_P): New.
17080 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17081 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17082 * config/vax/vax.c (legitimate_address_p): Rename to...
17083 (vax_legitimate_address_p): ... this, make static.
17084 (TARGET_LEGITIMATE_ADDRESS_P): New.
17086 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17087 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17088 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17089 (TARGET_LEGITIMATE_ADDRESS_P): New.
17091 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17092 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17093 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17094 (mmix_legitimate_address_p): ... this, make static.
17095 (TARGET_LEGITIMATE_ADDRESS_P): New.
17097 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17098 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17099 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17100 (TARGET_LEGITIMATE_ADDRESS_P): New.
17102 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17104 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17105 of MODE_COMPLEX_INT.
17107 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17109 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17110 LCT_NORMAL in function call.
17111 * mips-tdump.c (print_file_desc): Add cast to enum type.
17112 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17113 (mark_stabs): Add casts to enum types.
17114 (parse_stabs_common): Add casts to enum types.
17116 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17118 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17119 Check for invalid values of LETTER.
17121 2009-05-13 Taras Glek <tglek@mozilla.com>
17123 * attribs.c (register_attribute): moved out attribute registration
17124 into register_attribute.
17125 * doc/plugins.texi: Documented register_attribute and
17127 * gcc-plugin.h: Added forward decl for register_attribute.
17128 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17129 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17130 PLUGIN_ATTRIBUTES boilerplate.
17132 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17134 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17135 values even in sentinel and empty entries.
17136 (ms_printf_flag_specs): Likewise.
17137 (ms_scanf_flag_specs): Likewise.
17138 (ms_strftime_flag_specs): Likewise.
17139 (ms_print_char_table): Likewise.
17140 (ms_scan_char_table): Likewise.
17141 (ms_time_char_table): Likewise.
17143 2009-05-13 Doug Kwan <dougkwan@google.com>
17145 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17147 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17149 * config/mips/mips.md (store): Add attributes for QI and HI.
17151 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17152 (truncdi<mode>2): ... this new pattern.
17154 2009-05-13 Brad Hards <bradh@kde.org>
17156 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17158 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17159 Ben Elliston <bje@au.ibm.com>
17161 PR middle-end/40035
17162 * dse.c (check_mem_read_rtx): Guard against width == -1.
17164 2009-05-13 Michael Matz <matz@suse.de>
17166 PR middle-end/39976
17167 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17168 (trivially_conflicts_p): New function.
17169 (insert_backedge_copies): Use it.
17171 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17173 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17174 (handle_stdc_pragma): Use new enum constant names.
17175 (handle_pragma_float_const_decimal64): Ditto.
17177 2009-05-13 Ian Lance Taylor <iant@google.com>
17179 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17182 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17184 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17185 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17187 * config/m68k/m68k.h (FL_UCLINUX): Define.
17189 2009-05-13 Jan Hubicka <jh@suse.cz>
17191 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17193 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17195 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17196 unless -fschedule-insns is specified.
17198 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17201 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17202 TARGET_EXPAND_CBRANCHDI4.
17203 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17204 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17205 (cmpeqdi): Fix comment.
17207 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17209 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17210 (sh_legitimate_address_p): Likewise.
17211 * config/sh/sh.c (sh_legitimate_index_p): New.
17212 (sh_legitimate_address_p): Likewise.
17213 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17214 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17215 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17216 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17217 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17218 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17219 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17220 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17221 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17223 2009-05-12 Jan Hubicka <jh@suse.cz>
17225 * tree-inline.c (estimate_operator_cost): Add operands;
17226 when division happens by constant, it is cheap.
17227 (estimate_num_insns): Loads and stores are not having cost of 0;
17228 EH magic stuff is cheap; when computing runtime cost of switch,
17229 use log2 base of amount of its cases; builtin_expect has cost of 0;
17230 compute cost for moving return value of call.
17231 (init_inline_once): Initialize time_based flags.
17232 * tree-inline.h (eni_weights_d): Add time_based flag.
17234 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17236 * df-core.c: Update head documentation.
17238 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17241 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17242 shadowing exisiting variable op1.
17244 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17247 * config/i386/driver-i386.c (processor_signatures): New enum.
17248 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17249 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17250 processor signature to detect geode processor.
17252 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17256 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17258 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17259 causes spurious differences between trunk and cond-optab branch.
17261 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17263 * dojump.c (compare_from_rtx): Delete.
17264 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17265 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17266 if the comparison does not satisfy the predicate; test predicates for
17267 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17268 further if one existing pattern fails.
17269 * expr.h (compare_from_rtx): Delete.
17270 (prepare_operand): Declare it.
17271 * optabs.c: Change "lib call" to "libcall" throughout.
17272 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17273 HAVE_conditional_trap, emit_cmp_insn): Delete.
17274 (can_compare_p): Delete cmp_optab case.
17275 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17276 Accept other parameters by value.
17277 (prepare_operand): Make non-static.
17278 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17279 other parameters by value. Try to widen operands here based on
17280 an optab_methods argument and looking at cbranch_optab.
17281 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17282 loop. Use cbranch_optab directly.
17283 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17284 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17286 (emit_conditional_move, emit_conditional_add): Inline what's needed
17287 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17288 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17289 with COMPARE. Move cmov_optab and cstore_optab above
17290 with cbranch_optab, move cmp_optab down with ucmp_optab,
17291 remove tst_otpab. Do not initialize trap_rtx.
17292 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17293 for trap code. Do not check HAVE_conditional_trap. Use
17294 prepare_cmp_insn. Accept no predicate for operand 3.
17295 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17296 (OTI_ctrap, ctrap_optab): New.
17297 (tst_optab): Delete.
17298 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17299 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17300 with lookup of ctrap_optab.
17301 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17303 (ctrap_optab): New.
17305 * combine.c (combine_simplify_rtx, simplify_set): Do not
17306 special case comparing against zero for cc0 machines.
17307 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17308 COMPARE on cc0 machines.
17309 (simplify_relational_operation): Return a new expression when
17310 a COMPARE could be removed.
17311 * final.c (final_scan_insn): Compare cc_status values
17312 against LHS of a (compare FOO (const_int 0)) cc0 source.
17313 Also check if cc_status.value is the full compare.
17315 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17316 (cstoreMM4): Document.
17317 (conditional_trap): Document ctrapMM4 instead.
17318 (sync_compare_and_swapMM): Refer to cbranchcc4.
17319 (Dependent Patterns): Eliminate obsolete information referring to
17320 the old jump optimization phase.
17321 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17322 of compares with 0 on cc0 machines.
17323 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17324 avoiding references to cc0. Remove text about storing operands
17326 * doc/tm.texi (Condition Codes): Include blurb on different
17327 condition code representations, separate into subsections for
17328 CC0, MODE_CC and conditional execution.
17330 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17331 alpha_emit_setcc): Accept operands and a machine mode.
17332 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17333 Get code/op0/op1 from operands, use machine mode argument
17334 instead of alpha_compare.fp_p. Emit the branch here.
17335 (alpha_emit_setcc): Likewise, and return boolean.
17336 (alpha_emit_conditional_move): Likewise. Assert that
17337 cmp_op_mode == cmp_mode, and simplify accordingly.
17338 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17339 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17340 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17342 (stack probe test): Use cbranchdi4.
17343 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17345 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17346 * config/arc/arc.h (movsicc, movsfcc): Use it.
17347 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17348 (cbranchsi4, cstoresi4): New.
17349 (cmpsi, bCC and sCC expanders): Remove.
17351 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17352 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17353 * config/arm/predicates.md (arm_comparison_operator): Only include
17354 floating-point operators if there is a hardware floating-point unit.
17355 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17356 deferring to cbranch_cc and cstore_cc respectively.
17357 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17358 cbranch_cc, cstore_cc): New.
17359 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17361 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17363 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17364 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17366 (adjust_insn_length): Adjust calls.
17367 (avr_reorg): Handle (compare (foo) (const_int 0)).
17368 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17369 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17370 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17371 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17373 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17374 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17376 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17377 (cbranchsi4, cstorebi4, cstoresi4): New.
17378 (movbisi): This insn is duplicate, split it to zero_extend.
17379 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17380 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17381 (bfin_optimize_loop): Use cbranch expander.
17382 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17383 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17384 (bfin_bimode_comparison_operator): ... this.
17385 (bfin_direct_comparison_operator): New.
17387 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17388 inside (compare FOO (const_int 0)).
17389 (cris_rtx_costs): Handle ZERO_EXTRACT.
17390 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17391 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17392 (*tstdi_v32): Delete.
17393 (*cmpdi_non_v32): Add M alternative for operand 1.
17394 (cmpsi, cmp<mode>): Make private.
17395 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17397 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17399 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17400 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17401 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17402 (cc_reg_operand): New.
17403 (any_cond): Delete.
17404 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17405 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17406 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17407 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17408 crx_expand_scond): Delete.
17410 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17412 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17413 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17415 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17416 cstoresi4, cstoresf4, cstoredf4): New.
17417 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17418 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17419 Receive the entire operands array.
17420 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17421 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17422 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17423 Get test/op0/op1 from the operands array.
17424 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17426 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17427 (h8300_expand_store): New.
17428 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17430 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17431 (h8300_expand_store): New.
17432 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17433 or do not try to produce (set (cc0) REG).
17434 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17435 change a compare into a move to a scratch register. Disable some
17436 peepholes when comparing with zero.
17437 (tstsi, tsthi, tstsi, cmpqi): Make private.
17439 (bCC, sCC): Delete.
17440 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17443 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17444 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17445 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17446 (ix86_emit_i387_log1p): Use cbranchxf2.
17447 (ix86_expand_setcc): Return void.
17448 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17449 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17450 cmp<MODEF>, cmpcc): Remove.
17451 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17452 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17453 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17454 (sCC and bCC expanders): Remove.
17455 (stack_protect_test): Use cbranchcc4.
17457 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17459 (ia64_expand_compare): Accept three rtx by reference and return void.
17460 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17461 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17462 from *expr. Update *expr with the BImode comparison to do.
17463 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17464 cmptf, bCC, sCC, conditional_trap): Delete.
17465 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17466 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17467 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17468 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17469 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17471 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17472 type of last argument.
17473 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17474 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17475 use machine mode argument instead of branch_type. Remove dead
17476 code for floating-point comparisons.
17477 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17478 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17480 (cbranchsi4, cstoresi4): New.
17481 * config/iq2000/predicates.md (reg_or_const_operand): New.
17483 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17484 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17485 (b<code>_op): Rewrite to...
17486 (bcc_op): ... this, using match_operator.
17487 (s<code>_op): Rewrite to...
17488 (scc_op): ... this, using match_operator.
17489 (s<code>_24_op): Rewrite to...
17490 (scc_op_24): ... this, using match_operator.
17491 (s<code>_<mode>): Rewrite to...
17492 (cstore<mode>4): ... this, using match_operator.
17493 (s<code>_<mode>_24): Rewrite to...
17494 (cstore<mode>4_24): ... this, using match_operator.
17495 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17496 m32c_unpend_compare, m32c_expand_scc): Delete.
17497 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17498 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17499 (m32c_expand_movcc): Change NE to EQ if necessary.
17500 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17502 * config/m32r/m32r-protos.h (gen_cond_store): New.
17503 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17504 (gen_cond_store): New, from sCC patterns.
17505 (m32r_expand_block_move): Use cbranchsi4.
17506 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17507 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17508 (cbranchsi4, cstoresi4): New.
17510 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17512 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17513 (m68hc11_notice_update_cc): Look into a compare with 0.
17514 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17516 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17517 cmphi, cmpqi, bCC): Delete.
17518 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17519 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17520 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17523 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17524 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17525 * config/m68k/constraints.md (H): New.
17526 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17527 the define_insn below.
17528 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17529 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17530 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17531 patterns): Wrap RHS with COMPARE.
17532 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17533 (*cmpdi_internal): Name this pattern.
17534 (cmpdi): Change to define_insn.
17535 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17536 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17537 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17539 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17540 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17541 (conditional_trap): Change to...
17542 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17543 (*conditional_trap): Use the ordered_comparison_operator and
17544 const1_operand predicates.
17545 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17546 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17547 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17548 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17550 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17551 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17552 (mcore_gen_compare): New.
17553 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17554 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17555 (mcore_gen_compare): ... this.
17556 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17557 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17558 (stack probe pattern): Use cbranchsi4.
17560 * config/mips/predicates.md (mips_cstore_operator): New.
17561 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17562 * config/mips/mips.md (any_cond): Delete.
17563 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17565 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17566 fixuns_truncsfdi2): Use cbranch patterns.
17567 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17568 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17569 Adjust call to mips_expand_conditional_branch.
17570 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17572 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17573 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17574 * config/mips/mips.c (cmp_operands): Delete.
17575 (mips_emit_compare): Get comparison operands from *op0/*op1.
17576 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17577 that it succeeds. Use op0/op1 instead of cmp_operands.
17578 (mips_expand_conditional_branch, mips_expand_conditional_move,
17579 mips_expand_conditional_trap): Likewise.
17580 (mips_block_move_loop): Use cbranch patterns.
17581 * config/mips/mips.h (cmp_operands): Delete.
17583 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17584 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17585 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17586 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17587 (*cmpcc_folded): Rename to...
17588 (*cmpdi_folded): this.
17589 (*cmpcc): Rename to...
17591 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17594 (cbranchdf4): New. Handle invalid comparisons here.
17595 * config/mmix/predicates.md (float_comparison_operator): New.
17597 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17598 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17599 * config/mn10300/mn10300.md (tst): Delete.
17600 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17601 Name these patterns and wrap RHS in a compare.
17602 (*cmpsi): Make this pattern private. Include tst.
17603 (*cmpsf): Make this pattern private.
17604 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17605 (compare with zero peepholes): Likewise.
17607 (cbranchsi4, cbranchsf4): New.
17608 (casesi): Use cbranchsi4.
17610 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17611 hppa_branch_type): Delete.
17612 (return_addr_rtx): Use cbranchsi4.
17613 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17614 Emit CCFPmode comparison here.
17615 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17616 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17617 hppa_branch_type): Delete.
17618 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17619 (movsicc, movdicc): Remove references to hppa_compare_op0,
17620 hppa_compare_op1 and compare_from_rtx.
17621 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17622 (casesi): Use cbranchsi4.
17624 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17625 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17626 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17627 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17628 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17630 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17631 (*branch, *branch_inverted): New.
17633 * config/picochip/picochip.md (cbranchhi4): Use
17634 ordered_comparison_operator.
17635 (cmphi, bCC): Remove.
17637 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17638 (trap_comparison_operator): Delete.
17639 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17640 rs6000_emit_cbranch): Accept mode and operands.
17641 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17642 rs6000_compare_fp_p): Delete.
17643 (rs6000_generate_compare): Accept mode and comparison. Extract code
17644 and op0/op1 from there. Replace references to rs6000_compare_op0
17645 and rs6000_compare_op1.
17646 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17647 extract result from passed operands.
17648 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17649 extract loc from passed operands.
17650 (rs6000_emit_cmove): Likewise.
17651 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17652 rs6000_compare_fp_p): Delete.
17653 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17654 (cbranch<GPR>4, cbranch<FP>4): New.
17655 (cstore<mode>4): New. Consolidate here all choices about when to use
17656 portable or specialized sCC sequences.
17657 (stack_protect_test): Use cbranchsi4.
17658 (conditional_trap): Replace with ctrap<GPR>4.
17659 (conditional trap insn): Replace trap_comparison_operator with
17660 ordered_comparison_operator.
17662 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17663 (s390_emit_prologue): Use ctrap.
17664 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17665 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17666 New predicates replacing...
17667 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17668 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17669 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17670 (add<mode>cc): Do not use s390_compare_op0/op1.
17671 (s<code>): Change to...
17672 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17673 (seq): Change to...
17674 (cstorecc4): ... this. Handle EQ or NE equally.
17675 (*sne): Un-privatize for use in cstorecc4.
17676 (b<code>): Change to...
17677 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17678 (conditional_trap): Replace with...
17679 (ctrap<GPR>4, ctrap<FP>4): ... these.
17680 (stack_protect): Use cbranchcc4.
17682 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17683 * config/score/score-protos.h (score_gen_cmp): Delete.
17684 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17685 (score_block_move-loop): Use cbranchsi4.
17686 * config/score/score.md (cbranchsi4): New.
17687 (cmpsi, bCC): Delete.
17688 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17689 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17690 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17691 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17692 * config/score/score3.h (score3_gen_cmp): Delete.
17693 * config/score/score7.h (score7_gen_cmp): Delete.
17695 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17696 (sh_emit_scc_to_t): ... this. Return void.
17697 (from_compare): Rename to...
17698 (sh_emit_compare_and_branch): ... this.
17699 (sh_emit_compare_and_set): New.
17700 (sh_expand_t_scc): Accept operands.
17701 * config/sh/predicates.md (sh_float_comparison_operator): New.
17702 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17703 (prepare_scc_operands): Rename to...
17704 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17706 (sh_emit_cheap_store_flag): New.
17707 (sh_emit_set_t_insn): New.
17708 (from_compare): Rename to...
17709 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17710 handling of TARGET_SH2E floating point to avoid recursive call.
17711 Generate branch here.
17712 (sh_emit_compare_and_set): New.
17713 (sh_expand_t_scc): Get op0/op1 from arguments.
17714 (sh_emit_cheap_store_flag): New.
17715 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17717 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17718 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17719 (movsicc, movdicc): Do nothing when it recreated operands from
17720 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17721 prepare_scc_operands (now sh_emit_scc_to_t).
17722 (udivdi3): Use cstoresi4.
17723 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17724 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17725 (cbranchint4_media, cbranchfp4_media): New.
17726 (casesi): Use cbranchdi4.
17727 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17729 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17730 (movnegt): Remove second operand.
17731 (cbranchsf4, cbranchdf4): New.
17732 (stack_protect): Use cbranchdi4/cbranchsi4.
17734 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17735 (gen_compare_reg): Accept comparison, extract part of it to...
17736 (gen_compare_reg_1): ... this.
17737 (gen_compare_operator): Delete.
17738 (gen_v9_scc): Accept separate destination, comparison code and arms.
17739 Do not use sparc_compare_op0/sparc_compare_op1.
17740 (emit_scc_insn, emit_conditional_branch_insn): New.
17741 (emit_v9_brxx): Make static. Remove useless assertion.
17742 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17744 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17745 * config/sparc/sparc-protos.h (gen_compare_reg,
17746 sparc_emit_float_lib_cmp): Adjust prototype.
17747 (emit_scc_insn, emit_conditional_branch_insn): New.
17748 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17749 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17750 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17751 iterators to the top.
17752 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17753 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17754 snedi_special_trunc): Delete.
17755 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17756 and snedi_special_trunc.
17757 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17758 cbranchdi4, cbranch<F:mode>4): New.
17759 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17760 here. Use gen_compare_reg instead of gen_compare_operator.
17761 (conditional_trap): Replace with...
17762 (ctrapsi4, ctrapdi4): ... this.
17763 (stack_protect_test): Use cbranchcc4.
17765 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17767 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17768 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17769 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17770 from operands[0] or operands[3] depending on is_set.
17771 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17772 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17773 cmpdf, bCC), sCC: Remove.
17774 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17775 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17777 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17778 spu_emit_branch_or_set.
17780 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17782 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17783 xstormy16_compare_op1): Delete.
17784 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17785 xstormy16_compare_op1): Delete.
17786 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17788 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17789 (cmphi, cmpsi, bCC): Remove.
17791 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17792 (*cmpsi): ... this one.
17793 (cbranchsi4, cstoresi4): New.
17794 (bCC expanders): Delete.
17795 (sCC insns): Fold into...
17796 (*setcc): ... this one.
17797 (casesi): Do not use gen_cmpsi and gen_bgtu.
17798 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17799 (movsicc): Simplify.
17800 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17802 * config/vax/vax-protos.h (cond_name): New.
17803 (vax_output_conditional_branch): Remove.
17804 * config/vax/vax.c (cond_name): New.
17805 (vax_output_conditional_branch): Remove.
17806 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17807 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17808 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17809 (bit<VAXint>): Wrap source with (compare).
17810 (b<code> and following unnamed pattern): Rename to *branch and
17811 *branch_reversed. Change macroization to match_operator.
17812 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17814 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17815 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17816 Change last argument to machine_mode.
17817 (xtensa_expand_scc): Add machine_mode argument.
17818 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17819 (gen_conditional_move, xtensa_expand_conditional_branch,
17820 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17821 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17822 Adjust operand numbers.
17823 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17825 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17826 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17827 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17829 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17831 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17832 causes spurious differences between trunk and cond-optab branch.
17834 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17837 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17839 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17841 * tree.c (iterative_hash_pointer): Delete.
17842 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17843 Hash UIDs and versions of SSA names. Don't special-case built-in
17844 function declarations.
17846 2009-05-11 Ian Lance Taylor <iant@google.com>
17849 * graphite.c: Force -Wc++-compat to only be a warning before
17850 #including "cloog/cloog.h".
17852 2009-05-11 Martin Jambor <mjambor@suse.cz>
17854 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17856 2009-05-11 Jan Hubicka <jh@suse.cz>
17858 * tree-ssa-loop-ivcanon.c: Include target.h
17859 (struct loop_size): new structure.
17860 (constant_after_peeling): New predicate.
17861 (tree_estimate_loop_size): New function.
17862 (estimated_unrolled_size): Rewrite for new estimates.
17863 (try_unroll_loop_completely): Use new estimates.
17864 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17866 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17868 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17869 libcpp interface change.
17870 (spu_macro_to_expand): Likewise.
17872 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17874 PR tree-optimization/40026
17875 * gimplify.c (gimplify_init_constructor): Change initial conditional
17876 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17877 optimize_compound_literals_in_ctor.
17879 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17881 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17883 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17885 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17887 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17888 HOST_WIDE_INT for gap.
17890 2009-05-11 Ira Rosen <irar@il.ibm.com>
17892 PR tree-optimization/40074
17893 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17894 account in group size and step comparison.
17896 2009-05-11 Richard Guenther <rguenther@suse.de>
17898 * passes.c (init_optimization_passes): Strip now incorrect comment.
17899 (execute_function_todo): Do not set PROP_alias.
17900 * tree-pass.h (PROP_alias): Remove.
17901 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17902 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17903 * tree-nrv.c (pass_return_slot): Likewise.
17904 * tree-object-size.c (pass_object_sizes): Likewise.
17905 * tree-ssa-dom.c (pass_dominator): Likewise.
17906 (pass_phi_only_cprop): Likewise.
17907 * tree-ssa-dse.c (pass_dse): Likewise.
17908 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17909 (pass_cselim): Likewise.
17910 * tree-ssa-pre.c (pass_pre): Likewise.
17911 (pass_fre): Likewise.
17912 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17913 * tree-ssa-sink.c (pass_sink_code): Likewise.
17914 * tree-stdarg.c (pass_stdarg): Likewise.
17915 * tree-tailcall.c (pass_tail_calls): Likewise.
17916 * tree-vrp.c (pass_vrp): Likewise.
17918 2009-05-10 Ian Lance Taylor <iant@google.com>
17920 * basic-block.h (enum profile_status): Break out of struct
17921 control_flow_graph.
17922 * cgraph.h (struct inline_summary): Break out of struct
17924 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17925 of struct cgraph_order_sort.
17926 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17927 * cse.c (struct branch_path): Break out of struct
17928 cse_basic_block_data.
17929 * except.h (enum eh_region_type): Break out of struct eh_region.
17930 * gcc.c (enum add_del): Break out of struct modify_target.
17931 * genrecog.c (enum decision_type): Break out of struct decision_test.
17932 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17934 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17935 * regmove.c (enum match_use): New enum, broken out of struct match.
17936 * sched-int.h (enum post_call_group): New enum, broken out of
17938 (struct deps_reg): Break out of struct deps.
17939 * target.h (struct asm_int_op): Break out of struct gcc_target.
17940 * tree-eh.c (struct goto_queue_node): Break out of struct
17942 * tree-inline.h (enum copy_body_cge_which): Break out of
17944 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17946 * c-decl.c (in_struct, struct_types): New static variables.
17947 (pushtag): Add loc parameter. Change all callers.
17948 (lookup_tag): Add ploc parameter. Change all callers.
17949 (check_compound_literal_type): New function.
17950 (parser_xref_tag): Add loc parameter. Change all callers. If
17951 -Wc++-compat, warn about struct/union/enum types defined within a
17953 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17954 and loc parameters. Change all callers. Change error calls to
17955 error_at, using loc. For a redefinition, if the location of the
17956 original definition is known, report it. Set in_struct and
17957 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17958 (finish_struct): Add new parameters enclosing_in_struct and
17959 enclosing_struct_types. Change all callers. Set
17960 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17961 in the struct. If in a struct, add this struct to struct_types.
17962 (start_enum): Add loc parameter. Change all callers. Use
17963 error_at for errors, using loc. For a redefinition, if the
17964 location of the original definition is known, report it. If in a
17965 struct, add this enum type to struct_types. If -Wc++-compat warn
17966 if in sizeof, typeof, or alignof.
17967 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17968 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17969 (c_parser_enum_specifier): Get enum location for start_enum.
17970 (c_parser_struct_or_union_specifier): Get struct location for
17971 start_struct. Save in_struct and struct_types status between
17972 start_struct and finish_struct.
17973 (c_parser_cast_expression): Get location of cast.
17974 (c_parser_alignof_expression): Get location of type.
17975 (c_parser_postfix_expression): Likewise.
17976 (c_parser_postfix_expression_after_paren_type): Add type_loc
17977 parameter. Change all callers. Call check_compound_literal_type.
17978 Use type_loc for error about variable size type.
17979 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17980 of an enum constant from an enum type defined in a struct or union.
17981 (c_cast_expr): Add loc parameter. Change all callers. If
17982 -Wc++-compat, warn about defining a type in a cast.
17983 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17984 (start_enum, start_struct, finish_struct): Update declarations.
17985 (parser_xref_tag, c_cast_expr): Update declarations.
17986 (check_compound_literal_type): Declare.
17988 2009-05-11 Ben Elliston <bje@au.ibm.com>
17990 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17991 for recent libcpp interface change.
17992 (rs6000_macro_to_expand): Likewise.
17994 2009-05-10 Michael Matz <matz@suse.de>
17997 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17998 not at entry of function.
18000 2009-05-10 Richard Guenther <rguenther@suse.de>
18002 PR tree-optimization/40081
18004 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18005 using the main variant of the element type. Do not fiddle with
18006 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18008 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18009 structs with volatile fields.
18011 2009-05-10 Jan Hubicka <jh@suse.cz>
18013 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18014 (estimate_move_cost): Assert that it does not get called for
18016 (estimate_num_insns): Skip VOID types in argument handling.
18017 (optimize_inline_calls): Delete unreachable blocks and verify that
18018 callgraph is valid.
18020 2009-05-10 Jan Hubicka <jh@suse.cz>
18022 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18023 * cgraph.c (cgraph_mark_address_taken_node): New function.
18024 (dump_cgraph_node): Dump new flag.
18025 * cgraph.h (struct cgraph_node): Add address_taken.
18026 (cgraph_mark_address_taken_node): New function.
18027 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18028 since new direct calls can be born.
18030 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18032 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18033 tok->val.node.node.
18035 2009-05-10 Jan Hubicka <jh@suse.cz>
18037 PR middle-end/40084
18038 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18040 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18041 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18042 * tree-inline.c (copy_bb): Set frequency correctly.
18043 (fold_marked_statements): Update call to
18044 cgraph_update_edges_for_call_stmt.
18046 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18048 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18049 identifiers in diagnostics.
18050 * config/arm/arm.c (arm_handle_fndecl_attribute,
18051 arm_handle_isr_attribute): Likewise.
18052 * config/avr/avr.c (avr_handle_progmem_attribute,
18053 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18054 * config/bfin/bfin.c (handle_int_attribute,
18055 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18056 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18057 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18059 * config/darwin.c (darwin_handle_kext_attribute,
18060 darwin_handle_weak_import_attribute): Likewise.
18061 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18062 h8300_handle_eightbit_data_attribute,
18063 h8300_handle_tiny_data_attribute): Likewise.
18064 * config/i386/i386.c (ix86_handle_cconv_attribute,
18065 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18066 * config/i386/winnt.c (ix86_handle_shared_attribute,
18067 ix86_handle_selectany_attribute): Likewise.
18068 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18069 * config/m32c/m32c.c (function_vector_handler): Likewise.
18070 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18071 m68hc11_handle_fntype_attribute): Likewise.
18072 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18073 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18074 * config/mips/mips.c (mips_insert_attributes,
18075 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18076 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18077 rs6000_handle_struct_attribute): Likewise.
18078 * config/sh/sh.c (sh_insert_attributes,
18079 sh_handle_resbank_handler_attribute,
18080 sh_handle_interrupt_handler_attribute,
18081 sh2a_handle_function_vector_handler_attribute,
18082 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18084 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18085 * config/spu/spu.c (spu_handle_fndecl_attribute,
18086 spu_handle_vector_attribute): Likewise.
18087 * config/stormy16/stormy16.c
18088 (xstormy16_handle_interrupt_attribute): Likewise.
18089 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18090 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18092 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18094 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18095 (pp_translate_identifiers): New.
18096 (pp_identifier): Only conditionally translate identifier to locale
18098 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18099 (pp_base_tree_identifier): Only conditionally translate identifier
18100 to locale character set.
18101 * c-pretty-print.c (M_): Define.
18102 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18103 fragments for conditional translation with M_.
18104 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18105 identifier translation.
18107 2009-05-10 Richard Guenther <rguenther@suse.de>
18109 PR tree-optimization/40081
18110 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18111 using the main variant of the element type. Do not fiddle with
18112 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18114 2009-05-09 Jan Hubicka <jh@suse.cz>
18116 PR middle-end/40080
18117 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18118 indirect calls; verify cgraph afterwards.
18120 2009-05-09 Jan Hubicka <jh@suse.cz>
18123 * ipa.c (update_inlined_to_pointer): New function.
18124 (cgraph_remove_unreachable_nodes): Use it.
18126 2009-05-09 Jan Hubicka <jh@suse.cz>
18128 * tree-eh.c (struct leh_state): Remove prev_try.
18129 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18130 not track prev_try.
18131 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18132 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18133 remove_eh_handler_and_replace, foreach_reachable_handler,
18134 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18135 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18136 (gen_eh_region_cleanup): Update prototype.
18138 2009-05-09 Jan Hubicka <jh@suse.cz>
18140 PR middle-end/40043
18141 * except.c (copy_eh_region): Always set prev_try.
18142 (redirect_eh_edge_to_label): Find outer try.
18143 (foreach_reachable_handler): When looking for prev try
18144 handle case where previous try is not going to be taken.
18146 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18148 PR tree-optimization/40049
18149 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18150 only vector/vector shifts, convert the type of the constant to the
18151 appropriate type to avoid building incorrect trees, which
18152 eventually have problems with garbage collection.
18154 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18156 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18157 -1 for complex floating-point types if honoring signed zeros.
18159 2009-05-08 Jan Hubicka <jh@suse.cz>
18161 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18162 argument; handle correctly when profile is absent.
18163 (build_cgraph_edges): Update.
18164 (rebuild_cgraph_edges): Update.
18165 * cgraph.c: Do not include varray.h.
18166 (cgraph_set_call_stmt_including_clones): New function.
18167 (cgraph_create_edge_including_clones): Likewise
18168 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18169 (cgraph_update_edges_for_call_stmt): Handle clones.
18170 (cgraph_remove_node): Handle clone tree.
18171 (cgraph_remove_node_and_inline_clones): New function.
18172 (dump_cgraph_node): Dump clone tree.
18173 (cgraph_clone_node): Handle clone tree.
18174 (clone_function_name): Bring here from tree-inline.c.
18175 (cgraph_create_virtual_clone): New function.
18176 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18177 (cgraph_clone_info): New function.
18178 (strut cgraph_node): Add clone_info and new clone tree pointers.
18179 (cgraph_remove_node_and_inline_clones,
18180 cgraph_set_call_stmt_including_clones,
18181 cgraph_create_edge_including_clones,
18182 cgraph_create_virtual_clone): Declare.
18183 (cgraph_function_versioning): Use VEC argument.
18184 (compute_call_stmt_bb_frequency): Update prototype.
18185 (cgraph_materialize_all_clones): New function.
18186 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18187 (ipcp_create_replace_map): Update to VECtors.
18188 (ipcp_update_callgraph): Use virtual clones.
18189 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18190 (ipcp_update_profiling): Do not update local profiling.
18191 (ipcp_insert_stage): Use VECtors and virtual clones.
18192 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18193 (clone_of_p): New function.
18194 (cgraph_preserve_function_body_p): Use clone tree.
18195 (cgraph_optimize): Materialize clones.
18196 (cgraph_function_versioning): Update for VECtors.
18197 (save_inline_function_body): Use clone tree.
18198 (cgraph_materialize_clone): New function.
18199 (cgraph_materialize_all_clones): Likewise.
18200 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18201 * ipa.c: Include gimple.h.
18202 (cgraph_remove_unreachable_nodes): Use clone tree.
18203 * ipa-prop.c (ipa_note_param_call): Update call to
18204 compute_call_stmt_bb_frequencycall.
18205 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18206 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18207 (copy_bb): Handle updating of clone tree; add new edge when new call
18209 (expand_call_inline): Be strict about every call having edge.
18210 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18211 (delete_unreachable_blocks_update_callgraph): New function.
18212 (tree_function_versioning): Use VECtors; always remove unreachable
18213 blocks and fold conditionals.
18214 * tree-inline.h: Do not include varray.h.
18215 (tree_function_versioning): Remove.
18216 * Makefile.in (GTFILES): Remove tree-inline.c
18217 * passes.c (do_per_function): Do only functions having body.
18218 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18221 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18222 Andrew Morrow <acm@google.com>
18225 * c-common.c (c_common_attribute_table): Permit deprecated
18226 attribute to take an optional argument.
18227 (handle_deprecated_attribute): If the optional argument to
18228 __attribute__((deprecated)) is not a string ignore the attribute
18229 and emit a warning.
18231 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18232 * c-typeck.c (build_component_ref): Likewise.
18233 (build_external_ref): Likewise.
18235 * toplev.c (warn_deprecated_use): Add an attribute argument.
18236 Emit the message associated with __attribute__((deprecated)).
18238 * toplev.h (warn_deprecated_use): Updated.
18240 * doc/extend.texi: Document new optional parameter to
18241 __attribute__((deprecated))
18243 2009-05-08 Michael Eager <eager@eagercon.com>
18245 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18246 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18248 2009-05-08 Richard Guenther <rguenther@suse.de>
18250 PR tree-optimization/40062
18251 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18252 Avoid exponential behavior.
18254 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18256 PR rtl-optimization/33928
18258 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18259 process_uses, build_single_def_use_links): New.
18260 (update_df): Update use_def_ref.
18261 (forward_propagate_into): Use get_def_for_use instead of use-def
18263 (fwprop_init): Call build_single_def_use_links and let it initialize
18265 (fwprop_done): Free use_def_ref.
18266 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18267 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18268 df_rd_simulate_one_insn): New.
18269 (df_rd_bb_local_compute_process_def): Update head comment.
18270 (df_chain_create_bb): Use the new RD simulation functions.
18271 * df.h (df_rd_simulate_artificial_defs_at_top,
18272 df_rd_simulate_one_insn): New.
18273 * opts.c (decode_options): Enable fwprop at -O1.
18274 * doc/invoke.texi (-fforward-propagate): Document this.
18276 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18279 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18280 and one complex operand specially.
18281 * tree-complex.c (some_nonzerop): Do not identify a real value as
18282 zero if flag_signed_zeros.
18284 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18286 PR rtl-optimization/33928
18287 * loop-invariant.c (record_use): Fix && vs. || mishap.
18289 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18291 PR rtl-optimization/33928
18292 * loop-invariant.c (struct use): Add addr_use_p.
18293 (struct def): Add n_addr_uses.
18294 (struct invariant): Add cheap_address.
18295 (create_new_invariant): Set cheap_address.
18296 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18297 (record_uses): Pass df_ref to record_use.
18298 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18301 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18303 * config/sh/sh.c: Do not include c-pragma.h.
18305 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18307 * config/spu/spu.c: Remove include of c-common.h.
18309 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18312 * c-common.h (mark_valid_location_for_stdc_pragma,
18313 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18314 clear_float_const_decimal64, float_const_decimal64_p): New.
18315 * c.opt (Wunsuffixed-float-constants): New.
18316 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18317 unsuffixed float constant, handle new warning.
18318 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18319 * c-decl.c (c_scope): New flag float_const_decimal64.
18320 (set_float_const_decimal64, clear_float_const_decimal64,
18321 float_const_decimal64_p): New.
18322 (push_scope): Set new flag.
18323 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18324 to use STDC pragmas.
18325 (c_parser_external_declaration): Ditto.
18326 (c_parser_compound_statement_nostart): Ditto.
18327 * c-pragma.c (valid_location_for_stdc_pragma,
18328 mark_valid_location_for_stdc_pragma,
18329 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18330 handle_pragma_float_const_decimal64): New.
18331 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18332 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18333 set_float_const_decimal64, clear_float_const_decimal64,
18334 float_const_decimal64_p): New dummy functions.
18335 * doc/extend.texi (Decimal Float): Remove statement that the
18336 pragma, and suffix for double constants, are not supported.
18337 * doc/invoke.texi (Warning Options): List new option.
18338 (-Wunsuffixed-float-constants): New.
18340 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18342 * config/i386/i386.c: Do not include c-common.h.
18344 2009-05-07 Mark Heffernan <meheff@google.com>
18346 * doc/invoke.texi (Debugging Options): Document change of debugging
18348 * opts.c (decode_options): Make dump_base_name relative to
18349 aux_base_name directory.
18351 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18353 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18354 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18356 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18358 * Makefile.in (install-plugin): Simplify a bit.
18360 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18362 * Makefile.in (OBJS-common): Add regcprop.o.
18364 * timevar.def (TV_CPROP_REGISTERS): New.
18365 * regrename.c (regrename_optimize): Return 0.
18366 (rest_of_handle_regrename): Delete.
18367 (pass_rename_registers): Point to regrename_optimize.
18368 (struct value_data_entry, struct value_data,
18369 kill_value_one_regno, kill_value_regno, kill_value,
18370 set_value_regno, init_value_data, kill_clobbered_value,
18371 kill_set_value, kill_autoinc_value, copy_value,
18372 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18373 replace_oldest_value_reg, replace_oldest_value_addr,
18374 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18375 debug_value_data, validate_value_data): Move...
18376 * regcprop.c: ... here.
18377 (rest_of_handle_cprop): Delete.
18378 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18380 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18382 PR middle-end/40057
18383 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18384 GEN_INT for 1 << bitnum.
18385 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18386 build_int_cst_type.
18388 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18390 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18391 Remove wrong description of "nand" operation.
18393 2009-05-06 Richard Guenther <rguenther@suse.de>
18394 Adam Nemet <anemet@caviumnetworks.com>
18396 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18397 comment. Add that if LHS is not a gimple register, then RHS1 has
18398 to be a single object (GIMPLE_SINGLE_RHS).
18400 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18402 * expr.c (get_def_for_expr): Move it up in the file.
18403 (store_field): When expanding a bit-field store, look at the
18404 defining gimple stmt for the masking conversion.
18406 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18408 PR middle-end/39986
18409 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18410 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18411 32-bit memcpy into long.
18413 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18415 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18416 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18418 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18419 instead of appending DW_OP_deref*.
18421 2009-05-06 Michael Matz <matz@suse.de>
18423 PR middle-end/40021
18424 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18425 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18427 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18429 * Makefile.in (install-plugin): Fix srcdir handling.
18431 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18433 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18434 when processing for not_regs_needed bitmap.
18435 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18436 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18437 handling it for rhs.
18439 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18441 * config/i386/i386.md (unnamed inc/dec peephole): Use
18442 optimize_insn_for_size_p instead of optimize_size.
18443 * config/i386/predicates.md (incdec_operand): Likewise.
18444 (aligned_operand): Likewise.
18445 * config/i386/sse.md (divv8sf3): Likewise.
18446 (sqrtv8sf2): Likewise.
18448 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18450 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18452 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18454 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18456 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18457 ssemodesuffixf2c with avxmodesuffixf2c.
18459 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18462 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18464 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18466 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18467 (struct tree_base): Adjust spacing for 8 bit boundaries.
18468 (struct tree_decl_common): Add decl_by_reference_flag bit.
18469 (DECL_BY_REFERENCE): Adjust.
18470 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18471 print DECL_BY_REFERENCE bit.
18472 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18473 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18474 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18475 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18478 PR middle-end/39666
18479 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18480 range of the type, but default label is missing, add it with one
18481 of the existing labels instead of adding a new label for it.
18483 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18487 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18489 * Makefile.in (enable_plugin, plugin_includedir): New.
18490 (install): Depend on install-plugin.
18491 (PLUGIN_HEADERS): New.
18492 (install-plugin): New.
18493 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18495 2009-05-05 Richard Guenther <rguenther@suse.de>
18497 PR tree-optimization/40022
18498 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18500 (phivn_valid_p): Fix tuplification error, simplify.
18501 (phiprop_insert_phi): Add dumps.
18502 (propagate_with_phi): Simplify.
18504 2009-05-05 Richard Guenther <rguenther@suse.de>
18506 PR middle-end/40023
18507 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18509 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18511 * tree.h (strip_float_extensions): Remove duplicate declaration.
18512 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18513 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18514 block_ultimate_origin): Rearrange the declarations line to match the
18515 comment that indicates the .c file which the functions are defined.
18516 (dwarf2out_*, set_decl_rtl): Add comment.
18517 (get_base_address): Adjust comment.
18518 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18519 declarations line and add comment.
18520 (is_builtin_name): Add blank after function name, for clarity.
18522 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18524 * attribs.c (decl_attributes): Use %qE for identifiers in
18526 * cgraphunit.c (verify_cgraph_node): Translate function names to
18527 locale character set in diagnostics.
18528 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18530 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18531 Document that functions are named in UTF-8.
18532 * expr.c (expand_expr_real_1): Translate function names to locale
18533 character set in diagnostics.
18534 * gimplify.c (omp_notice_variable, omp_is_private,
18535 gimplify_scan_omp_clauses): Use %qE for identifiers in
18537 * langhooks.c (lhd_print_error_function): Translate function names
18538 to locale character set.
18539 * langhooks.h (decl_printable_name): Document that return value is
18540 in internal character set.
18541 * stmt.c: Include pretty-print.h
18542 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18544 (resolve_operand_name_1): Translate named operand name to locale
18546 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18548 * toplev.c (announce_function): Translate function names to locale
18550 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18551 (default_tree_printer): Use pp_identifier or translate identifiers
18552 to locale character set. Mark "<anonymous>" for translation.
18553 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18554 for identifiers in diagnostics.
18555 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18557 * varasm.c (output_constructor): Use %qE for identifiers in
18560 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18562 * configure.ac: use ` ` instead of $()
18563 * configure: Regenerate.
18565 2009-05-05 Ben Elliston <bje@au.ibm.com>
18567 * config/pa/linux-atomic.c: Eliminate conditional include of
18568 errno.h on non-LP64 systems to simplify build requirements.
18570 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18572 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18574 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18575 and pass value to identifier_to_locale.
18576 (warn_variable_length_array): Make name a tree.
18577 (grokdeclarator): Separate diagnostic texts for named and unnamed
18578 declarators. Use %qE for named declarators.
18579 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18581 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18582 identifiers in diagnostics.
18583 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18584 identifier_to_locale. Mark "anonymous" strings for translation.
18586 2009-05-04 Michael Eager <eager@eagercon.com>
18588 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18589 address for DImode/DFmode only if double-precision FP regs.
18591 2009-05-04 Michael Eager <eager@eagercon.com>
18593 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18594 TARGET_SINGLE_FLOAT check.
18596 2009-05-04 Michael Eager <eager@eagercon.com>
18598 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18600 2009-05-04 Michael Eager <eager@eagercon.com>
18602 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18603 * config/rs6000/t-xilinx: New
18605 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18607 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18608 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18609 * gcc/explow.c (memory_address): Use target hook.
18610 * gcc/targhooks.c (default_legitimize_address): New.
18611 * gcc/targhooks.h (default_legitimize_address): New.
18612 * gcc/target.h (legitimize_address): New.
18613 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18614 (TARGET_INITIALIZER): Include it.
18615 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18617 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18618 * config/bfin/bfin.c (legitimize_address): Remove.
18619 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18620 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18622 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18623 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18625 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18626 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18627 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18628 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18629 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18630 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18631 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18632 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18633 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18634 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18635 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18636 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18637 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18638 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18639 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18640 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18641 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18642 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18643 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18644 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18645 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18646 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18647 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18649 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18650 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18651 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18652 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18653 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18654 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18655 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18656 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18657 (thumb_legitimize_address): Delete.
18658 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18659 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18660 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18661 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18662 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18663 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18665 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18668 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18669 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18670 * config/m32r/m32r.c (m32r_legitimize_address): New.
18671 * config/m68k/m68k.c (m68k_legitimize_address): New.
18672 * config/score/score.c (score_legitimize_address): Standardize.
18673 * config/score/score3.c (score3_legitimize_address): Standardize.
18674 * config/score/score3.h (score3_legitimize_address): Adjust.
18675 * config/score/score7.c (score7_legitimize_address): Standardize.
18676 * config/score/score7.h (score7_legitimize_address): Adjust.
18677 * config/sh/sh.c (sh_legitimize_address): New.
18678 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18680 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18681 (s390_legitimize_address): ... this.
18682 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18683 (sparc_legitimize_address): ... this.
18684 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18685 (ix86_legitimize_address): ... this.
18686 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18687 (avr_legitimize_address): ... this.
18688 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18689 (mn10300_legitimize_address): ... this.
18690 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18691 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18692 (alpha_expand_mov): Adjust call.
18694 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18695 * config/spu/spu.c (spu_legitimize_address): Likewise.
18696 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18697 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18699 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18701 * intl.c (locale_encoding, locale_utf8): New.
18702 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18703 * intl.h (locale_encoding, locale_utf8): Declare.
18704 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18705 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18707 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18709 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18710 (pp_base_tree_identifier): Declare as function.
18711 (identifier_to_locale): Declare.
18712 * Makefile.in (pretty-print.o): Update dependencies.
18713 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18715 2009-05-04 Richard Guenther <rguenther@suse.de>
18717 PR middle-end/40015
18718 * builtins.c (fold_builtin_memory_op): Do not decay to element
18719 type if the size matches the whole array.
18721 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18723 * expmed.c (synth_mult): When trying out a shift, pass the result
18726 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18728 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18729 (shiftsub1_cost): New.
18730 (init_expmed): Compute shiftsub1_cost.
18731 (synth_mult): Optimize multiplications by constants of the form
18732 -(2^^m-1) for some constant positive integer m.
18734 2009-05-03 Richard Guenther <rguenther@suse.de>
18737 * c-typeck.c (array_to_pointer_conversion): Do not built
18738 ADDR_EXPRs of arrays of pointer-to-element type.
18739 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18740 up wrong ADDR_EXPRs after-the-fact.
18741 * c-common.c (strict_aliasing_warning): Strip pointer
18742 conversions for obtaining the original type.
18743 * builtins.c (fold_builtin_memset): Handle array types.
18744 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18747 2009-05-03 Richard Guenther <rguenther@suse.de>
18749 PR middle-end/23329
18750 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18751 Do not lose casts from array types with unknown extent to array
18752 types with known extent.
18753 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18754 alias set compatibility.
18756 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18758 * flags.h (extra_warnings): Delete.
18759 * toplev.c (process_options): Handle Wuninitialized here.
18760 * opts.c (extra_warnings): Delete.
18761 (set_Wextra): Delete.
18762 (common_handle_option): -Wextra can be handled automatically.
18763 * c-opts.c (c_common_handle_option): Delete obsolete code.
18764 (c_common_post_options): Simplify comment.
18765 * common.opt (W): Add Var.
18767 (Wuninitialized): Initialize to -1.
18769 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18770 Richard Guenther <rguenther@suse.de>
18772 * expr.c (get_def_for_expr): New function.
18773 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18774 SSA rather than trees.
18775 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18776 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18778 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18780 * c-common.c (reswords): Add _Imaginary.
18781 * c-common.c (enum rid): Add RID_IMAGINARY.
18783 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18785 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18786 Patch by Richard Guenther.
18788 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18790 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18791 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18792 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18793 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18794 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18795 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18796 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18797 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18798 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18799 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18800 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18801 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18802 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18803 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18804 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18805 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18806 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18807 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18809 2009-05-02 Richard Guenther <rguenther@suse.de>
18811 PR tree-optimization/39940
18812 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18815 2009-05-02 Richard Guenther <rguenther@suse.de>
18817 PR middle-end/40001
18818 * tree-ssa.c (execute_update_addresses_taken): Properly check
18819 if we can mark a variable DECL_GIMPLE_REG_P.
18820 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18821 back to the end of the function.
18822 (is_gimple_reg_type): Remove complex type special casing.
18823 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18826 2009-05-02 Ben Elliston <bje@au.ibm.com>
18828 * doc/collect2.texi (Collect2): Document search path behaviour
18829 when configured with --with-ld.
18831 2009-05-02 Jan Hubicka <jh@suse.cz>
18833 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18834 parameter; update callers.
18835 (coalesce_cost_edge): EH edges are costier because they needs
18836 splitting even if not critical and even more costier when there are
18837 multiple EH predecestors.
18839 2009-05-02 Jan Hubicka <jh@suse.cz>
18841 * except.c (remove_eh_handler_and_replace): Handle updating after
18842 removing TRY blocks.
18844 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18846 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18848 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18850 * varasm.c: Do not include c-pragma.h.
18851 * attribs.c: Do not incude c-common.h.
18853 2009-05-01 Michael Matz <matz@suse.de>
18855 * calls.c (initialize_argument_information): Handle SSA names like
18856 decls with a non MEM_P DECL_RTL.
18858 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18860 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18861 * ipa-utils.c: Likewise.
18862 * ipa-type-escape.c: Likewise.
18863 * cgraphunit.c Do not include c-common.h.
18864 * ipa-pure-const.c: Likewise.
18865 * tree-if-conv.c: Likewise.
18866 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18867 * ipa-struct-reorg.c: Likewise.
18868 * tree-nomudflap.c: Likewise.
18869 * tree-ssa-structalias.c: Likewise.
18871 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18873 * store-motion.c: Many cleanups to make this pass a first-class
18874 citizen instead of an appendix to gcse load motion. Add TODO list
18875 to make this pass faster/cleaner/better.
18877 (struct ls_expr): Post gcse.c-split cleanups.
18878 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18879 "stores" field to "avail_stores".
18880 (pre_ldst_mems): Rename to store_motion_mems.
18881 (pre_ldst_table): Rename to store_motion_mems_table.
18882 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18883 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18884 (ldst_entry): Rename to st_expr_entry, update users.
18885 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18886 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18887 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18889 (first_ls_expr): Rename to first_st_expr, update users.
18890 (next_ls_expr): Rename to next_st_expr, update users.
18891 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18892 fields properly for store motion instead of names inherited from load
18894 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18895 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18898 (ae_kill): Rename to st_kill, update users.
18899 (ae_gen): Rename to st_avloc, update users.
18900 (transp): Rename to st_transp, update users.
18901 (pre_insert_map): Rename to st_insert_map, update users.
18902 (pre_delete_map): Rename to st_delete_map, update users.
18903 (insert_store, build_store_vectors, free_store_memory,
18904 one_store_motion_pass): Update for abovementioned changes.
18906 (gcse_subst_count, gcse_create_count): Remove.
18907 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18908 and "n_stores_created", local variables.
18910 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18913 (regvec, compute_store_table_current_insn): Remove.
18914 (reg_set_info, reg_clear_last_set): Remove.
18915 (compute_store_table): Use DF caches instead of local dataflow
18918 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18920 * c-objc-common.c (c_tree_printer): Print identifiers with
18921 pp_identifier, not pp_string. Mark "({anonymous})" for
18923 * c-pretty-print.c (pp_c_ws_string): New.
18924 (pp_c_cv_qualifier, pp_c_type_specifier,
18925 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18926 pp_c_storage_class_specifier, pp_c_function_specifier,
18927 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18928 pp_c_primary_expression, pp_c_postfix_expression,
18929 pp_c_unary_expression, pp_c_shift_expression,
18930 pp_c_relational_expression, pp_c_equality_expression,
18931 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18932 use pp_string and pp_c_ws_string in place of pp_identifier and
18933 pp_c_identifier for non-identifiers. Mark English strings for
18935 * c-pretty-print.h (pp_c_ws_string): Declare.
18937 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18938 Roland McGrath <roland@redhat.com>
18940 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18941 (ENABLE_LD_BUILDID): New configuration option.
18942 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18943 (LINK_BUILDID_SPEC): New macro.
18944 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18946 * doc/install.texi: Document --enable-linker-build-id option.
18947 * configure: Rebuild.
18948 * config.in: Rebuild.
18950 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18952 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18953 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18954 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18955 MIPS_GP_SAVE_AREA_SIZE.
18956 * config/mips/mips.c (struct mips_frame_info): Update comment
18957 before arg_pointer_offset and hard_frame_pointer_offset.
18958 (mips_compute_frame_info): Update diagram before function: to
18959 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18960 indicate the position of frame_pointer_rtx with -fstack-protector and
18961 to show args_size. Don't allocate cprestore area for leaf functions
18962 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18964 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18966 2009-04-30 Michael Matz <matz@suse.de>
18968 PR tree-optimization/39955
18969 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18971 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18973 * ira.c (setup_cover_and_important_classes): Use safe macro
18974 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18976 * genpreds.c (write_tm_preds_h): Output suitable definition of
18977 REG_CLASS_FOR_CONSTRAINT.
18979 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18981 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18983 * bitmap.c (bitmap_descriptor): Likewise.
18984 * ggc-common.c (loc_descriptor): Likewise.
18985 * varray.c (varray_descriptor): Likewise.
18986 * vec.c (vec_descriptor): Likewise.
18988 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18990 * Makefile.in (dce.o): Add $(EXCEPT_H).
18991 * dce.c: Include except.h and delete redundant vector definitions.
18992 (deletable_insn_p): Return false for non-call insns that can throw
18995 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18997 * gcse.c (ae_gen): Remove.
18998 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18999 and make non-static function to make it available in store-motion.c.
19000 Update call sites with search-and-replace.
19001 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19002 extract_mentioned_regs, extract_mentioned_regs_helper,
19003 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19004 store_killed_in_insn, store_killed_after, store_killed_before,
19005 build_store_vectors, insert_insn_start_basic_block, insert-store,
19006 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19007 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19008 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19009 * store-motion.c: ...new file. Also copy data structures from gcse.c
19010 and clean up to remove parts not used by store motion.
19011 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19012 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19014 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19017 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19018 when optimizing for size.
19020 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19022 * gcse.c (gcse_constant_p): Fix typo in last change.
19024 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19026 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19028 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19030 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19032 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19034 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19035 CONST_HIGH_PART result.
19037 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19039 * config/avr/avr.c (initial_elimination_offset): Rename to
19040 avr_initial_elimination_offset.
19041 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19042 change return type to bool.
19043 (avr_can_eliminate): New function.
19044 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19045 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19046 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19047 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19048 avr_initial_elimination_offset.
19049 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19050 (avr_initial_elimination_offset): Define.
19052 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19053 Steven Bosscher <steven@gcc.gnu.org>
19055 PR rtl-optimization/39938
19056 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19057 * cfgrtl.c: Include insn-attr.h.
19058 (rest_of_pass_free_cfg): New function.
19059 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19060 * resource.c (init_resource_info): Remove call to df_analyze.
19062 2009-04-29 Richard Guenther <rguenther@suse.de>
19065 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19066 allow conversion to signed integers.
19068 2009-04-29 Richard Guenther <rguenther@suse.de>
19070 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19071 shifts of floating point vectors if the shift amount is
19072 a constant multiple of the element size.
19074 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19075 Michael Matz <matz@suse.de>
19077 PR middle-end/39927
19079 * tree-outof-ssa.c (emit_partition_copy): New function.
19080 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19081 insert_part_to_rtx_on_edge): Perform the partition base var
19082 copy using emit_partition_copy.
19083 (insert_value_copy_on_edge): Convert constants to the right mode.
19084 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19085 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19087 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19089 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19090 scan backwards to try to find a constant to initialize it.
19092 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19093 insn before the loop_end instruction, don't look past labels.
19095 2009-04-29 Richard Guenther <rguenther@suse.de>
19097 PR middle-end/39937
19098 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19099 loose type conversions.
19100 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19101 stmts only if there are no uses of its definition.
19103 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19105 * config/bfin/bfin.h (splitting_loops): Declare.
19106 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19107 Reorder bit definitions to be ascending.
19108 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19109 * config/bfin/bfin.c (splitting_loops): New variable.
19110 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19111 (struct loop_info): Remove members INIT and LOOP_INIT.
19112 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19113 the LSETUP sequence. Allow LC to be loaded from any register, but
19114 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19115 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19117 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19118 of reload_completed.
19121 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19123 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19125 * Makefile.in (PLUGIN_VERSION_H): New.
19126 (OBJS-common): Remove plugin-version.o.
19127 (plugin.o): Depend on (PLUGIN_VERSION_H).
19128 (plugin-version.o): Remove.
19129 * configure: Regenerate
19130 * configure.ac: Create plugin-version.h.
19131 * gcc-plugin.h (plugin_gcc_version): Remove.
19132 (plugin_default_version_check): Change signature.
19133 * plugin-version.c: Remove.
19134 * plugin.c: Include plugin-version.h.
19135 (str_plugin_gcc_version_name): Remove.
19136 (try_init_one_plugin): Pass gcc version to plugin_init.
19137 (plugin_default_version_check): Both gcc and plugin versions are now
19140 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19142 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19143 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19144 Remove special case testing for last insn of inner loops. Don't fail
19145 if the loop ends with a jump, emit an extra nop instead.
19147 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19148 DREGS rather than comparing directly. Remove code that tries to
19149 account for latencies.
19151 2009-04-29 Richard Guenther <rguenther@suse.de>
19153 PR tree-optimization/39941
19154 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19155 eliminating an indirect call.
19157 2009-04-29 Richard Guenther <rguenther@suse.de>
19159 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19160 parameter. Allow invariants as base if !require_lvalue.
19161 (verify_gimple_assign_single): Adjust.
19163 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19165 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19166 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19167 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19168 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19169 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19171 * config/bfin/bfin.c (bfin_expand_builtin,
19172 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19174 2009-04-28 Richard Guenther <rguenther@suse.de>
19176 * tree-vect-loop.c (get_initial_def_for_induction): Use
19177 correct types for pointer increment.
19179 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19181 * toplev.c (print_version): Update GMP version string calculation.
19183 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19185 PR rtl-optimization/39938
19186 * resource.c (init_resource_info): Add call to df_analyze.
19188 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19190 * config/alpha/alpha.md (usegp): Cast the result of
19191 alpha_find_lo_sum_using_gp to enum attr_usegp.
19192 * config/alpha/alpha.c (override_options): Remove end-of-structure
19193 marker element from cpu_table. Use array size of cpu_table to handle
19194 -mcpu and -mtune options.
19195 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19197 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19199 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19200 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19201 tune_32 and tune_64.
19202 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19203 support on PowerPC.
19204 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19205 * config/rs6000/option-defaults.h: ... here. New file.
19206 (OPT_64, OPT_32): Define.
19207 (MASK_64BIT): Define to 0 if not already defined.
19208 (OPT_ARCH64, OPT_ARCH32): Define.
19209 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19212 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19214 * config/arm/arm.c (arm_override_options): Emit error on using
19217 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19219 PR rtl-optimization/39914
19220 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19221 registers for allocnos created from user-defined variables only
19222 when not optimizing.
19224 2009-04-28 Richard Guenther <rguenther@suse.de>
19226 PR middle-end/39937
19227 * fold-const.c (fold_binary): Use distribute_real_division only
19230 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19232 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19233 add hpux-stdint.h to tm_file.
19234 (hppa[12]*-*-hpux11*): Ditto.
19235 (ia64*-*-hpux*): Ditto.
19236 * config/hpux-stdint.h: New.
19237 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19238 __STDC_EXT__ for all compiles.
19239 * config/pa/pa-hpux.h: Ditto.
19240 * config/pa/pa-hpux10.h: Ditto.
19241 * config/pa/pa-hpux11.h: Ditto.
19243 2009-04-28 Catherine Moore <clm@codesourcery.com>
19245 * debug.h (set_name): Add comment.
19247 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19250 * config/darwin.c (machopic_gen_offset): Check
19251 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19252 * config/arm/arm.c (require_pic_register): Likewise.
19254 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19256 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19257 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19258 m32c_promote_prototypes): Delete.
19260 2009-04-28 Michael Matz <matz@suse.de>
19262 PR middle-end/39922
19263 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19266 2009-04-28 Richard Guenther <rguenther@suse.de>
19268 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19270 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19272 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19273 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19274 * config/arm/arm-tune.md: Regenerate.
19276 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19278 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19279 block if there are complex incoming edges.
19280 (sel_merge_blocks): Remove useless assert.
19281 (sel_redirect_edge_and_branch): Check that edge was redirected.
19282 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19283 (sel_find_rgns): Delete declaration.
19284 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19285 the region when it is not a preheader.
19287 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19290 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19292 2009-04-28 Richard Guenther <rguenther@suse.de>
19294 * tree.h (SSA_NAME_VALUE): Remove.
19295 (struct tree_ssa_name): Remove value_handle member.
19296 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19297 array for jump threading.
19298 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19300 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19301 * tree-flow.h (threadedge_initialize_values): Declare.
19302 (threadedge_finalize_values): Likewise.
19303 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19304 (SSA_NAME_VALUE): Define.
19305 (threadedge_initialize_values): New function.
19306 (threadedge_finalize_values): Likewise.
19307 * tree-ssa-dom.c (ssa_name_values): New global variable.
19308 (SSA_NAME_VALUE): Define.
19309 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19311 2009-04-28 Ira Rosen <irar@il.ibm.com>
19313 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19314 Use REPORT_VECTORIZED_LOCATIONS instead
19315 REPORT_VECTORIZED_LOOPS.
19316 * tree-vectorizer.c (vect_verbosity_level): Make static.
19317 (vect_loop_location): Rename to vect_location.
19318 (vect_set_verbosity_level): Update comment.
19319 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19321 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19322 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19323 instead REPORT_UNVECTORIZED_LOOPS.
19324 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19325 and vect_loop_def to vect_external_def and vect_internal_def.
19326 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19327 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19328 REPORT_UNVECTORIZED_LOCATIONS.
19329 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19330 and vect_used_in_loop and to vect_unused_in_scope and
19331 vect_used_in_scope.
19332 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19333 (vect_verbosity_level): Remove declaration.
19334 (vect_analyze_operations): Likewise.
19335 (vect_analyze_stmt): Declare.
19336 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19337 REPORT_UNVECTORIZED_LOCATIONS.
19338 (vect_get_loop_niters): Fix indentation.
19339 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19340 (vect_analyze_loop_operations): New function.
19341 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19342 vect_analyze_operations.
19343 (vect_is_simple_reduction): Use new names.
19344 (vectorizable_live_operation, vect_transform_loop): Likewise.
19345 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19346 to specify whether the data references can be a part of interleaving
19348 (vect_analyze_data_ref_dependence): Use new names.
19349 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19350 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19351 * tree-vect-patterns.c (widened_name_p): Use new names.
19352 (vect_recog_dot_prod_pattern): Likewise.
19353 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19354 (process_use, vect_mark_stmts_to_be_vectorized,
19355 vect_model_simple_cost, vect_model_store_cost,
19356 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19357 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19358 vectorizable_operation, vectorizable_type_demotion,
19359 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19360 vectorizable_condition): Likewise.
19361 (vect_analyze_operations): Split into vect_analyze_loop_operations
19363 (vect_analyze_stmt): ... new function.
19364 (new_stmt_vec_info): Use new names.
19365 (vect_is_simple_use): Use new names and fix comment.
19366 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19367 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19369 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19372 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19373 and integer modes for x87 operands. Do not ICE for unsupported size,
19374 generate error instead. Generate error for unsupported operand types.
19375 ['z']: Do not handle HImode memory operands specially. Warning
19376 for floating-point operands. Fallthru to 'Z' for unsupported operand
19377 types. Do not ICE for unsupported size, generate error instead.
19378 (output_387_binary_op): Use %Z to output operands.
19379 (output_fp_compare): Ditto.
19380 (output_387_reg_move): Ditto.
19382 2009-04-28 Ben Elliston <bje@au.ibm.com>
19387 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19389 * builtins.c (c_strlen): Do not warn here.
19390 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19391 * c-common.c (pointer_int_sum): Take an explicit location.
19392 Warn about offsets out of bounds.
19393 * c-common.h (pointer_int_sum): Adjust declaration.
19395 2009-04-27 Ian Lance Taylor <iant@google.com>
19397 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19399 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19400 * df-core.c (df_set_flags): Change return type to int. Change
19401 type of old_flags to int.
19402 (df_clear_flags): Likewise.
19403 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19404 (df_get_conditional_uses): Likewise.
19405 * df.h (df_set_flags, df_clear_flags): Update declarations.
19406 * dwarf2out.c (struct indirect_string_node): Change type of form
19407 field to enum dwarf_form.
19408 (AT_string_form): Change return type to enum dwarf_form.
19409 * fixed-value.c (fixed_compare): Add cast to enum type.
19410 * fwprop.c (update_df): Change 0 to VOIDmode.
19411 * gensupport.c: Change 0 to UNKNOWN.
19412 * gimple.h (gimple_cond_code): Add cast to enum type.
19413 * haifa-sched.c (reemit_notes): Add cast to enum type.
19414 * hooks.c (hook_int_void_no_regs): Remove function.
19415 * hooks.h (hook_int_void_no_regs): Remove declaration.
19416 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19417 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19418 * real.c (real_arithmetic): Add cast to enum type.
19419 (real_compare): Likewise.
19420 * target.h (struct gcc_target): Change return type of
19421 branch_target_register_class to enum reg_class.
19422 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19423 default_branch_target_register_class.
19424 * targhooks.c (default_branch_target_register_class): New function.
19425 * targhooks.h (default_branch_target_register_class): Declare.
19426 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19427 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19429 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19431 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19432 vect_uninitialized_def. Change 0 to ERROR_MARK.
19433 * tree-vect-stmts.c (supportable_widening_operation): Don't
19434 initialize icode1 and icode2.
19435 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19436 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19438 (cmn_err_flag_specs): Change 0 to STD_C89.
19439 (cmn_err_char_table): Likewise.
19440 * config/arm/arm.c (get_arm_condition_code): Change type of code
19441 to enum arm_cond_code.
19442 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19443 (IWMMXT_BUILTIN2): Likewise.
19444 (neon_builtin_type_bits): Don't define typedef.
19445 (neon_builtin_datum): Change type of bits field to int.
19446 (arm_expand_neon_args): Add cast to enum type.
19447 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19449 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19450 casts to enum type.
19451 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19453 * config/mips/mips.md (jal_macro): Return enum constant.
19454 (single_insn): Likewise.
19455 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19457 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19458 casts to enum type.
19459 * config/s390/s390.c (s390_tune_flags): Change type to int.
19460 (s390_arch_flags): Likewise.
19461 (s390_handle_arch_option): Change flags field of struct pta to int.
19462 * config/s390/s390.h (s390_tune_flags): Update declaration.
19463 (s390_arch_flags): Likewise.
19464 * config/sh/sh.c (prepare_move_operands): Compare
19465 tls_symbolic_operand result with enum constant.
19466 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19467 (sh_expand_prologue): Add cast to enum type.
19468 (sh_expand_epilogue): Likewise.
19469 (tls_symbolic_operand): Change return type to enum tls_model.
19470 (fpscr_set_from_mem): Add cast to enum type.
19471 (legitimize_pic_address): Compare tls_symbolic_operand result with
19473 (sh_target_reg_class): Change return type to enum reg_class.
19474 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19476 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19477 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19478 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19479 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19480 (delayed_branch, tls_call_delay): Likewise.
19481 (eligible_for_sibcall_delay): Likewise.
19482 (eligible_for_return_delay): Likewise.
19483 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19484 (spu_expand_builtin_1): Likewise.
19486 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19487 for all types of conversions.
19488 (output_init_element): Issue -Wc++-compat warning if needed when
19489 initializing a bitfield with enum type.
19490 * c-parser.c (c_parser_expression): Set original_type to
19491 original_type of right hand operand of comma operator.
19493 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19495 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19497 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19498 * doc/cpp.texi (Standard Predefined Macros)
19499 (Implementation-defined behavior): Likewise.
19500 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19501 * doc/gimple.texi (GIMPLE Exception Handling)
19502 (@code{GIMPLE_ASSIGN}): Likewise.
19503 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19504 * doc/invoke.texi (Warning Options, Optimize Options)
19505 (AVR Options, Darwin Options): Likewise.
19506 (Optimize Options): Reformulate -fwhole-program description.
19507 * doc/loop.texi (Lambda): Likewise.
19508 * doc/md.texi (Output Template, Define Constraints)
19509 (Standard Names, Insn Splitting): Likewise.
19510 * doc/options.texi (Option properties): Likewise.
19511 * doc/passes.texi (Tree-SSA passes): Likewise.
19512 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19513 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19514 (File Names and DBX): Likewise.
19515 * doc/trouble.texi (Incompatibilities): Likewise.
19517 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19519 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19520 instruction is correct.
19522 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19524 Allow non-constant arguments to conversion intrinsics.
19525 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19526 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19527 * spu.c (print_operand): Handle 'v' and 'w'.
19528 (exp2_immediate_p, spu_gen_exp2): Define.
19529 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19530 spu_convtf_1): Update parameter descriptions.
19531 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19532 * constraints.md ('v', 'w'): New.
19533 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19535 (i2f, I2F): New define_mode_attr.
19536 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19537 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19538 fixuns_truncv4sfv4si2): Update to use mode attribute.
19539 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19540 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19541 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19542 patterns for combine.
19544 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19546 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19547 (cprop, hoist, pre, store_motion): New debug counters.
19548 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19549 is not an RTL pass anymore.
19550 (pass_profiling): Remove extern decl for pass removed in 2005.
19551 (pass_gcse, pass_jump_bypass): Remove.
19552 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19553 to 0 for clean state.
19554 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19555 * cse.c (gate_handle_cse_after_global_opts,
19556 rest_of_handle_cse_after_global_opts): New functions.
19557 (pass_cse_after_global_opts): New pass, does local CSE.
19558 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19559 (TV_CPROP): New timevar.
19560 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19561 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19562 (gcse_main, recompute_all_luids): Remove.
19563 (compute_hash_table_work): Call max_reg_num instead of reading
19565 (cprop_jump): Don't set run_jump_opt_after_gcse.
19566 (constprop_register): Always allow to alter jumps.
19567 (cprop_insn): Likewise.
19568 (do_local_cprop): Likewise.
19569 (local_cprop_pass): Likewise. Return non-zero if something changed.
19570 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19571 (find_implicit_sets): Add note about missed optimization opportunity.
19572 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19573 pass_rtl_cprop execute function.
19574 Don't bother tracking the pass number, each pass gets its own dumpfile
19576 Always allow to alter jumpsand bypass jumps.
19577 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19578 will just find no suitable set.
19579 (pre_edge_insert): Fix dumping, this function is for PRE only.
19580 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19581 pass_rtl_pre execute function.
19582 (hoist_code): Return non-zero if something changed. Keep track of
19583 substitutions and insertions for statistics gathering similar to PRE.
19584 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19585 called from the pass_rtl_hoist execute function. Show pass statistics.
19586 (compute_store_table): Use max_reg_num directly instead of using the
19587 formerly global max_gcse_regno.
19588 (build_store_vectors): Likewise.
19589 (replace_store_insn): Fix dumping.
19590 (store_motion): Rename to ...
19591 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19592 pass, called from the pass_rtl_store_motion execute function. Keep
19593 track of substitutions and insertions for statistics gathering similar
19595 (bypass_jumps): Remove, fold interesting bits into ...
19596 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19597 from the pass_rtl_cprop execute function.
19598 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19599 pass_jump_bypass): Remove.
19600 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19601 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19602 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19603 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19604 (gate_rtl_store_motion, execute_rtl_store_motion,
19605 pass_rtl_store_motion): New.
19606 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19607 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19608 * passes.c (init_optimization_passes): Remove pass_gcse and
19609 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19610 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19611 instead of pass_jump_bypass.
19613 2009-04-27 Richard Guenther <rguenther@suse.de>
19615 PR middle-end/39928
19616 * gimplify.c (gimplify_expr): If we are required to create
19617 a temporary make sure it ends up as register.
19619 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19622 * config/i386/i386.c (construct_container): Don't call
19623 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19624 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19626 2009-04-27 Michael Matz <matz@suse.de>
19628 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19629 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19630 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19631 (dump_replaceable_exprs): Take a bitmap.
19632 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19634 (expand_gimple_basic_block): Likewise.
19635 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19636 replaceable_expressions member a bitmap.
19637 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19638 (mark_replaceable): Likewise.
19639 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19640 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19642 2009-04-27 Richard Guenther <rguenther@suse.de>
19644 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19645 (verify_stmts): Dispatch to gimple/type verification code.
19646 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19647 issue with call argument types.
19649 2009-04-27 Michael Matz <matz@suse.de>
19651 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19652 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19655 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19656 Eric Botcazou <ebotcazou@adacore.com>
19658 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19659 a label's basic block.
19660 (mark_target_live_regs): Tidy and rework obsolete comments.
19661 Change back DF problem to LIVE. If a label starts a basic block,
19662 assume that all registers that used to be live then still are.
19663 (init_resource_info): If a label starts a basic block, set its
19664 BLOCK_FOR_INSN accordingly.
19665 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19667 2009-04-27 Richard Guenther <rguenther@suse.de>
19669 * tree-flow-inline.h (function_ann): Remove.
19670 (get_function_ann): Likewise.
19671 * tree-dfa.c (create_function_ann): Remove.
19672 * tree-flow.h (struct static_var_ann_d): Remove.
19673 (struct function_ann_d): Likewise.
19674 (union tree_ann_d): Remove fdecl member.
19675 (function_ann_t): Remove.
19676 (function_ann, get_function_ann, create_function_ann): Remove
19679 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19681 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19683 2009-04-27 Jan Hubicka <jh@suse.cz>
19685 * ipa-pure-const.c (struct funct_state_d): New fields
19686 state_previously_known, looping_previously_known; remove
19687 state_set_in_source.
19688 (analyze_function): Use new fields.
19689 (propagate): Avoid assumption that state_set_in_source imply
19692 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19693 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19694 * cfgloop.h (finite_loop_p): Declare.
19696 2009-04-26 Michael Matz <matz@suse.de>
19698 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19700 2009-04-26 Michael Matz <matz@suse.de>
19702 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19703 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19704 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19705 pass_mark_used_blocks): Remove.
19706 * tree-optimize.c (pass_free_datastructures,
19707 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19708 * passes.c (init_optimization_passes): Don't call
19709 pass_mark_used_blocks, remove dead code.
19711 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19713 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19714 * tree-ssa-live.h (register_ssa_partition): Likewise.
19716 2009-04-26 Michael Matz <matz@suse.de>
19719 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19720 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19721 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19723 (compare_pairs): Swap cost comparison.
19724 (coalesce_ssa_name): Don't use change_partition_var.
19725 * tree-nrv.c (struct nrv_data): Add modified member.
19726 (finalize_nrv_r): Set it.
19727 (tree_nrv): Use it to update statements.
19728 (pass_nrv): Require PROP_ssa.
19729 * tree-mudflap.c (mf_decl_cache_locals,
19730 mf_build_check_statement_for): Use make_rename_temp.
19731 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19732 * alias.c (find_base_decl): Handle SSA names.
19733 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19734 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19735 * rtl.h (set_reg_attrs_for_parm): Declare.
19736 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19737 to "optimized", remove unused locals at finish.
19738 (execute_free_datastructures): Make global, call
19739 delete_tree_cfg_annotations.
19740 (execute_free_cfg_annotations): Don't call
19741 delete_tree_cfg_annotations.
19743 * ssaexpand.h: New file.
19744 * expr.c (toplevel): Include ssaexpand.h.
19745 (expand_assignment): Handle SSA names the same as register variables.
19746 (expand_expr_real_1): Expand SSA names.
19747 * cfgexpand.c (toplevel): Include ssaexpand.h.
19748 (SA): New global variable.
19749 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19750 (SSAVAR): New macro.
19751 (set_rtl): New helper function.
19752 (add_stack_var): Deal with SSA names, use set_rtl.
19753 (expand_one_stack_var_at): Likewise.
19754 (expand_one_stack_var): Deal with SSA names.
19755 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19756 before unique numbers.
19757 (expand_stack_vars): Use set_rtl.
19758 (expand_one_var): Accept SSA names, add asserts for them, feed them
19759 to above subroutines.
19760 (expand_used_vars): Expand all partitions (without default defs),
19761 then only the local decls (ignoring those expanded already).
19762 (expand_gimple_cond): Remove edges when jumpif() expands an
19763 unconditional jump.
19764 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19765 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19767 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19768 members of SA; deal with PARM_DECL partitions here; expand
19769 all PHI nodes, free tree datastructures and SA. Commit instructions
19770 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19771 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19772 info and statements at start, collect garbage at finish.
19773 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19774 (VAR_ANN_PARTITION) Remove.
19775 (change_partition_var): Don't declare.
19776 (partition_to_var): Always return SSA names.
19777 (var_to_partition): Only accept SSA names.
19778 (register_ssa_partition): Only check argument.
19779 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19781 (delete_var_map): Don't free it.
19782 (var_union): Only accept SSA names, simplify.
19783 (partition_view_init): Mark only useful SSA names as used.
19784 (partition_view_fini): Only deal with SSA names.
19785 (change_partition_var): Remove.
19786 (dump_var_map): Use ssa_name instead of partition_to_var member.
19787 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19789 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19790 (struct _elim_graph): New member const_dests; nodes member vector of
19792 (set_location_for_edge): New static helper.
19793 (create_temp): Remove.
19794 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19795 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19796 (new_elim_graph): Allocate const_dests member.
19797 (clean_elim_graph): Truncate const_dests member.
19798 (delete_elim_graph): Free const_dests member.
19799 (elim_graph_size): Adapt to new type of nodes member.
19800 (elim_graph_add_node): Likewise.
19801 (eliminate_name): Likewise.
19802 (eliminate_build): Don't take basic block argument, deal only with
19803 partition numbers, not variables.
19804 (get_temp_reg): New static helper.
19805 (elim_create): Use it, deal with RTL temporaries instead of trees.
19806 (eliminate_phi): Adjust all calls to new signature.
19807 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19808 (rewrite_trees): Only do checking.
19809 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19810 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19811 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19812 contains_tree_r, MAX_STMTS_IN_LATCH,
19813 process_single_block_loop_latch, analyze_edges_for_bb,
19814 perform_edge_inserts): Remove.
19815 (expand_phi_nodes): New global function.
19816 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19817 functions, initialize new parameter, remember partitions having a
19819 (finish_out_of_ssa): New global function.
19820 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19821 don't reset in_ssa_p here, don't disable TER when mudflap.
19822 (pass_del_ssa): Remove.
19823 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19825 (execute_free_datastructures): Declare.
19826 * Makefile.in (SSAEXPAND_H): New variable.
19827 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19828 * basic-block.h (commit_one_edge_insertion): Declare.
19829 * passes.c (init_optimization_passes): Move pass_nrv and
19830 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19831 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19832 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19833 (redirect_branch_edge): Deal with super block when expanding, split
19834 out jump patching itself into ...
19835 (patch_jump_insn): ... here, new static helper.
19837 2009-04-26 Michael Matz <matz@suse.de>
19839 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19840 beyond num_ssa_names.
19841 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19842 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19844 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19846 PR inline-asm/39543
19847 * fwprop.c (forward_propagate_asm): New function.
19848 (forward_propagate_and_simplify): Propagate also into __asm, if it
19849 doesn't increase the number of referenced registers.
19852 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19854 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19856 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19857 note_nonlocal_vla_type for nonlocal VLAs.
19858 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19859 contains_remapped_vars, remap_vla_decls): New functions.
19860 (convert_nonlocal_reference_stmt): If not optimizing, call
19861 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19862 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19863 if it wasn't found in var_map.
19864 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19865 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19866 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19868 * gimplify.c (nonlocal_vlas): New variable.
19869 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19871 (gimplify_body): Create and destroy nonlocal_vlas.
19873 * dwarf2out.c (loc_descr_plus_const): New function.
19874 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19875 mem_loc_descriptor, loc_descriptor_from_tree_1,
19876 descr_info_loc, gen_variable_die): Use it.
19878 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19879 !TREE_STATIC VAR_DECLs.
19880 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19881 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19882 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19883 DECL_BY_REFERENCE is valid.
19884 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19885 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19886 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19887 Copy DECL_BY_REFERENCE.
19888 (struct nesting_copy_body_data): New type.
19889 (nesting_copy_decl): New function.
19890 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19891 if they have variable length.
19893 2009-04-26 Michael Matz <matz@suse.de>
19895 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19896 mark new temporaries for renaming.
19898 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19901 * c-decl.c (global_bindings_p): Return negative value.
19902 (c_variable_size): New. Based on variable_size from
19904 (grokdeclarator): Call c_variable_size not variable_size.
19906 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19908 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19910 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19912 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19913 Redefine it to just use mingw/include.
19914 (ASM_SPEC): Rules for -m32 and -m64.
19915 (LINK_SPEC): Use Likewise.
19916 (SPEC_32): New define.
19917 (SPEC_64): Likewise.
19918 (SUB_LINK_SPEC): Likewise.
19919 (MULTILIB_DEFAULTS): New define.
19920 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19921 Add multilib options.
19922 (MULTILIB_DIRNAMES): Likewise.
19923 (MULTILIB_OSDIRNAMES): Likewise.
19924 (LIBGCC): Likewise.
19925 (INSTALL_LIBGCC): Likewise.
19927 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19930 * c-tree.h (enum c_inline_static_type): New.
19931 (record_inline_static): Declare.
19932 * c-decl.c (struct c_inline_static, c_inline_statics,
19933 record_inline_static, check_inline_statics): New.
19934 (pop_file_scope): Call check_inline_statics.
19935 (start_decl): Call record_inline_static instead of pedwarning
19936 directly for static in inline function.
19937 * c-typeck.c (build_external_ref): Call record_inline_static
19938 instead of pedwarning directly for static referenced in inline
19941 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19943 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19944 not new but only being rescanned.
19945 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19946 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19947 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19948 record_set_info, compute_set, grealloc): Remove.
19949 (recompute_all_luids): New function.
19950 (gcse_main): Don't compute sets, and don't do related memory
19951 allocations/free-ing. If something changed before the end of the
19952 pass, update LUIDs using recompute_all_luids.
19953 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19954 (free_gcse_mem): Don't free it either.
19955 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19956 Use the df insn LUIDs.
19957 (load_killed_in_block): Likewise.
19958 (compute_hash_table_work): Don't compute reg_set_in_block.
19959 (compute_transp): Use DF_REG_DEF_CHAINs.
19960 (local_cprop_pass): Don't use compute_sets and related functions.
19961 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19962 Use get_max_uid() instead of max_cuid.
19963 (insert_insn_end_basic_block, pre_insert_copy_insn,
19964 update_ld_motion_stores): Don't try to
19965 keep reg_set tables up to date.
19966 (pre_insert_copies): Use df insn LUIDs.
19967 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19968 (reg_set_info): Don't use extra bitmap argument.
19969 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19970 information to compute regs_set_in_block.
19971 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19972 (bypass_jumps): Don't use compute_sets and friends.
19974 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19977 * opts.c (undocumented_msg): Do not leave blank even with
19980 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19982 * c-decl.c (build_enumerator): Allow values folding to integer
19983 constants but not integer constant expressions with a pedwarn if
19986 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19989 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19990 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19991 type is an integer constant.
19993 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19996 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19999 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20002 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20003 with variably modified return type and no storage class
20004 specifiers, except for the case of nested functions. Distinguish
20005 extern declarations of functions with variably modified return
20006 types from those of objects with variably modified types.
20008 2009-04-25 Jan Hubicka <jh@suse.cz>
20010 * tree.c (list_equal_p): New function.
20011 * tree.h (list_equal_p): Declare.
20012 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20013 basic_block_def, basic_block, const_basic_block): New.
20014 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20015 (redirect_eh_edge): New function.
20016 (make_eh_edge_update_phi): EH edges are not abnormal.
20017 * except.c: Include tree-flow.h.
20018 (list_match): New function.
20019 (eh_region_replaceable_by_p): New function.
20020 (replace_region): New function.
20021 (hash_type_list): New function.
20022 (hash_eh_region): New function.
20023 (eh_regions_equal_p): New function.
20024 (merge_peers): New function.
20025 (remove_unreachable_regions): Verify EH tree when checking;
20027 (copy_eh_region_1): New function.
20028 (copy_eh_region): New function.
20029 (push_reachable_handler): New function.
20030 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20031 regions without label but with live RESX.
20032 * except.h (redirect_eh_edge_to_label): New.
20033 * tree-flow.h (redirect_eh_edge): New.
20034 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20035 basic_block_def, basic_block, const_basic_block): Remove.
20036 * Makefile.in (except.o): Add dependency on tree-flow.h
20037 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20038 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20041 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20044 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20045 on the destination of memcpy.
20047 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20049 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20050 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20051 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20053 2009-04-25 Jan Hubicka <jh@suse.cz>
20055 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20056 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20057 to be reached by different label than left.
20058 (update_eh_edges): Update comment; remove edge_to_remove if possible
20059 and return true if suceeded.
20060 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20061 (cleanup_eh): Compute sharing map.
20062 * except.c (remove_eh_handler_and_replace): Add argument if we should
20064 (remove_unreachable_regions): Update for label sharing.
20065 (label_to_region_map): Likewise.
20066 (get_next_region_sharing_label): New function.
20067 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20069 (remove_eh_handler): Update.
20070 (remove_eh_region_and_replace_by_outer_of): New function.
20071 * except.h (struct eh_region): Add next_region_sharing_label.
20072 (remove_eh_region_and_replace_by_outer_of,
20073 get_next_region_sharing_label): Declare.
20074 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20076 2009-04-25 Jan Hubicka <jh@suse.cz>
20078 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20079 insert code even if they are not critical.
20081 2009-04-25 Jan Hubicka <jh@suse.cz>
20083 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20084 (gimple_can_remove_branch_p): EH edges won't remove branch by
20086 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20087 updating of non-abnormal EH edges.
20088 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20089 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20090 (split_critical_edges): Split also edges where emitting code on them
20091 will lead to splitting later.
20093 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20094 H.J. Lu <hongjiu.lu@intel.com>
20097 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20098 the configured assembler supports fildq and fistpq mnemonics.
20099 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20100 * configure: Regenerated.
20101 * config.in: Ditto.
20103 * config/i386/i386.c (print_operand): Handle 'Z'.
20104 ['z']: Remove handling of special fild/fist suffixes.
20105 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20106 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20107 suffix of fild insn.
20108 (*floatsi<mode>2_vector_mixed): Ditto.
20109 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20110 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20111 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20112 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20113 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20115 2009-04-25 Ben Elliston <bje@au.ibm.com>
20117 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20118 the source of a set operation.
20120 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20122 * target.h (struct gcc_target): Add case_values_threshold field.
20123 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20124 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20125 * targhooks.c (default_case_values_threshold): New function.
20126 * targhooks.h (default_case_values_threshold): Declare function.
20127 * stmt.c (expand_case): Use case_values_threshold target hook.
20128 * expr.h (case_values_threshold): Remove declartation.
20129 * expr.c (case_values_threshold): Remove function.
20130 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20132 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20133 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20134 (avr_case_values_threshold): Declare as static.
20135 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20137 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20138 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20139 (mn10300_case_values_threshold): New function.
20141 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20143 * ira.c (setup_cover_and_important_classes): Add enum cast.
20145 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20147 * genpreds.c (write_enum_constraint_num): Output definition of
20148 CONSTRAINT_NUM_DEFINED_P macro.
20149 * ira.c (setup_cover_and_important_classes): Use
20150 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20152 2009-04-24 DJ Delorie <dj@redhat.com>
20154 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20155 __SH2A_SINGLE_ONLY__ also.
20157 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20159 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20160 (movdf_internal): Ditto.
20161 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20162 SFmode and DFmode constants.
20163 (ia64_print_operand): Add 'G' format for printing
20164 floating point constants.
20166 2009-04-24 Richard Guenther <rguenther@suse.de>
20168 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20169 from unsigned additions.
20171 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20173 * c-typeck.c (set_init_index): Allow array designators that are
20174 not integer constant expressions with a pedwarn if pedantic.
20176 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20178 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20179 zero if no overlap in nonzero bits between the operands.
20181 2009-04-24 Ian Lance Taylor <iant@google.com>
20183 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20184 (record_dead_and_set_regs): Likewise.
20185 * df.h (struct df_mw_hardreg): Change flags field to int.
20186 (struct df_base_ref): Likewise.
20187 (struct df): Change changeable_flags field to int.
20188 * df-scan.c (df_defs_record): Change clobber_flags to int.
20189 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20190 constants rather than #define macros.
20191 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20192 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20193 (enum dwarf_calling_convention): Likewise.
20194 (enum dwarf_line_number_x_ops): Likewise.
20195 (enum dwarf_call_frame_info): Likewise.
20196 (enum dwarf_source_language): Likewise.
20197 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20198 (add_calling_convention_attribute): Likewise.
20199 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20200 (combine_comparisons): Change compcode to int. Add cast to enum type.
20201 * genrecog.c (maybe_both_true_2): Change c to int.
20202 (write_switch): Likewise. Add cast to enum type.
20203 * gimplify.c (gimplify_omp_for): Handle return values from
20204 gimplify_expr using MIN rather than bitwise or.
20205 (gimplify_expr): Add cast to enum type.
20206 * ipa-prop.c (update_jump_functions_after_inlining): Change
20207 IPA_BOTTOM to IPA_JF_UNKNOWN.
20208 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20209 Add casts to enum type.
20210 (setup_cover_and_important_classes): Change cl to int. Add casts
20212 (setup_class_translate): Change cl and mode to int.
20213 (ira_init_once): Change mode to int.
20214 (free_register_move_costs): Likewise.
20215 (setup_prohibited_mode_move_regs): Add casts to enum type.
20216 * langhooks.c (add_builtin_function_common): Rework assertion that
20217 value fits bitfield.
20218 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20219 * omega.c (omega_do_elimination): Avoid math on enum types.
20220 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20221 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20222 int local to handle integral_argment value.
20223 * regmove.c (try_auto_increment): Change PUT_MODE to
20225 * reload.c (push_secondary_reload): Add casts to enum type.
20226 (secondary_reload_class, find_valid_class): Likewise.
20227 * reload1.c (emit_input_reload_insns): Likewise.
20228 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20229 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20230 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20232 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20233 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20235 (expand_complex_libcall): Add casts to enum type.
20236 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20237 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20238 with ERROR_MARK, not NUM_TREE_CODES.
20239 (vect_create_epilog_for_reduction): Likewise.
20240 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20241 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20242 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20244 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20245 vect_unused_in_loop. Change 0 to loop_vect.
20246 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20247 * var-tracking.c (get_init_value): Change return type to enum
20249 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20250 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20252 (arm_override_options): Add casts to enum type.
20253 (arm_emit_tls_decoration): Likewise.
20254 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20256 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20257 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20258 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20260 * config/s390/s390.c (code_for_builtin_64): Change to array of
20262 (code_for_builtin_31): Likewise.
20263 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20265 * config/sparc/sparc.c (sparc_override_options): Change value
20266 field in struct code_model to enum cmodel. In initializer change
20267 0 to NULL and add cast to enum type.
20269 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20270 Change all callers. Issue a -Wc++-compat warning using
20271 lhs_origtype if necessary.
20272 (convert_for_assignment): Issue -Wc++-compat warnings about
20273 invalid conversions to enum type on assignment.
20274 * c-common.h (build_modify_expr): Update declaration.
20276 2009-04-24 Nick Clifton <nickc@redhat.com>
20278 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20279 (function_arg_advance): Likewise.
20280 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20283 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20285 * config/s390/constraints.md ('I', 'J'): Fix condition.
20287 2009-04-24 Diego Novillo <dnovillo@google.com>
20289 * gengtype-parse.c (parse_error): Add newline after message.
20291 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20293 * config/i386/sse.md (avxmodesuffixs): Removed.
20294 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20295 (*avx_pinsr<ssevecsize>): This.
20297 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20299 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20300 follow chains of regs with a single definition, and allow expressions
20301 that are function_invariant_p.
20302 (simple_rhs_p): Allow expressions that are function_invariant_p.
20304 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20306 PR middle-end/39867
20307 * fold-const.c (fold_cond_expr_with_comparison): When folding
20308 > and >= to MAX, make sure the MAX uses the same type as the
20309 comparison's operands.
20311 2009-04-24 Nick Clifton <nickc@redhat.com>
20313 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20314 addressing for DImode accesses.
20315 (frv_print_operand_address): Handle PLUS case.
20316 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20318 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20320 PR rtl-optimization/39794
20321 * alias.c (canon_true_dependence): Add x_addr argument.
20322 * rtl.h (canon_true_dependence): Adjust prototype.
20323 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20324 * cselib.c (cselib_invalidate_mem): Likewise.
20325 * gcse.c (compute_transp): Likewise.
20326 * dse.c (scan_reads_nospill): Likewise.
20327 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20328 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20329 canon_base_addr of the group, plus optional offset.
20330 (struct group_info): Rename canon_base_mem to
20332 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20333 canon_rtx of base_mem.
20335 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20337 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20338 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20340 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20342 * config/spu/spu-builtins.h: Delete file.
20344 * config/spu/spu.h (enum spu_builtin_type): Move here from
20346 (struct spu_builtin_description): Likewise. Add GTY marker.
20347 Do not use enum spu_function_code or enum insn_code.
20348 (spu_builtins): Add extern declaration.
20350 * config/spu/spu.c: Do not include "spu-builtins.h".
20351 (enum spu_function_code, enum spu_builtin_type_index,
20352 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20353 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20354 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20355 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20356 (spu_builtin_types): Make static. Add GTY marker.
20357 (spu_builtins): Add extern declaration with GTY marker.
20358 Include "gt-spu.h".
20360 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20361 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20362 Check programmatically whether all parameters are scalar.
20364 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20366 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20368 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20369 assignment from the constructor either if the target is volatile.
20371 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20373 * config/arm/arm.md (insv): Do not share operands[0].
20375 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20377 * config/vxlib-tls.c (active_tls_threads): Delete.
20378 (delete_hook_installed): New.
20379 (tls_delete_hook): Don't delete the delete hook.
20380 (tls_destructor): Delete it here.
20381 (__gthread_set_specific): Adjust installing the delete hook.
20382 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20383 __gthread_leave_tsd_dtor_context.
20385 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20387 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20389 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20391 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20393 (alpha_rtx_costs): Ditto.
20394 (emit_unlikely_jump): Use add_reg_note.
20395 (emit_frame_store_1): Ditto.
20396 (alpha_expand_prologue): Ditto.
20397 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20398 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20400 2009-04-23 Nick Clifton <nickc@redhat.com>
20402 * config/v850/v850.md (epilogue): Remove suppressed code.
20403 (return): Rename to return_simple and remove test of frame size.
20404 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20405 to gen_return_simple.
20407 2009-04-22 Jing Yu <jingyu@google.com>
20410 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20412 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20415 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20416 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20417 value is a VECTOR_CST, the element type is the element type of the
20420 2009-04-22 DJ Delorie <dj@redhat.com>
20422 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20424 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20426 * alias.c (find_base_term): Move around LO_SUM case, so that
20427 CONST falls through into PLUS/MINUS handling.
20430 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20431 into 0, use omit_one_operand.
20433 2009-04-23 Ben Elliston <bje@au.ibm.com>
20435 * config/rs6000/linux-unwind.h (get_regs): Remove type
20436 puns. Change the type of `pc' to an array of unsigned ints and
20437 update all users. Constify frame24.
20439 2009-04-22 DJ Delorie <dj@redhat.com>
20441 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20442 declarations before code.
20443 (current_function_special_page_vector): Likewise.
20444 (m32c_expand_insv): Silence a warning.
20446 2009-04-21 Taras Glek <tglek@mozilla.com>
20448 * alias.c: Update GTY annotations to new syntax.
20449 * basic-block.h: Likewise.
20450 * bitmap.h: Likewise.
20451 * c-common.h: Likewise.
20452 * c-decl.c: Likewise.
20453 * c-parser.c: Likewise.
20454 * c-pragma.c: Likewise.
20455 * c-tree.h: Likewise.
20456 * cfgloop.h: Likewise.
20457 * cgraph.h: Likewise.
20458 * config/alpha/alpha.c: Likewise.
20459 * config/arm/arm.h: Likewise.
20460 * config/avr/avr.h: Likewise.
20461 * config/bfin/bfin.c: Likewise.
20462 * config/cris/cris.c: Likewise.
20463 * config/darwin.c: Likewise.
20464 * config/frv/frv.c: Likewise.
20465 * config/i386/i386.c: Likewise.
20466 * config/i386/i386.h: Likewise.
20467 * config/i386/winnt.c: Likewise.
20468 * config/ia64/ia64.h: Likewise.
20469 * config/iq2000/iq2000.c: Likewise.
20470 * config/mips/mips.c: Likewise.
20471 * config/mmix/mmix.h: Likewise.
20472 * config/pa/pa.c: Likewise.
20473 * config/pa/pa.h: Likewise.
20474 * config/rs6000/rs6000.c: Likewise.
20475 * config/s390/s390.c: Likewise.
20476 * config/sparc/sparc.c: Likewise.
20477 * config/xtensa/xtensa.c: Likewise.
20478 * cselib.h: Likewise.
20479 * dbxout.c: Likewise.
20480 * dwarf2out.c: Likewise.
20481 * except.c: Likewise.
20482 * except.h: Likewise.
20483 * fixed-value.h: Likewise.
20484 * function.c: Likewise.
20485 * function.h: Likewise.
20486 * gimple.h: Likewise.
20487 * integrate.c: Likewise.
20488 * optabs.c: Likewise.
20489 * output.h: Likewise.
20490 * real.h: Likewise.
20492 * stringpool.c: Likewise.
20493 * tree-data-ref.c: Likewise.
20494 * tree-flow.h: Likewise.
20495 * tree-scalar-evolution.c: Likewise.
20496 * tree-ssa-address.c: Likewise.
20497 * tree-ssa-alias.h: Likewise.
20498 * tree-ssa-operands.h: Likewise.
20499 * tree.c: Likewise.
20500 * tree.h: Likewise.
20501 * varasm.c: Likewise.
20502 * varray.h: Likewise.
20504 * coretypes.h: Do not define GTY macro if it is already defined.
20505 * doc/gty.texi: Update GTY documentation to new syntax.
20506 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20507 annotations on structs.
20508 * gengtype-parse.c: Likewise.
20510 2009-04-22 Mark Heffernan <meheff@google.com>
20512 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20514 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20516 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20519 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20521 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20522 the same as a PLUS without a shift. Increase the cost of a
20525 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20527 * Makefile.in: Update dependencies.
20528 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20529 * errors.h: Remove bogus comment about compatibility.
20530 (warning): Update declaration.
20531 * genautomata.c: Update all calls to warning.
20532 * gimple.c: Do not include errors.h. Include toplev.h.
20533 * tree-ssa-structalias.c: Do not include errors.h.
20534 * omega.c: Likewise.
20535 * tree-ssa-reassoc.c: Likewise.
20536 * config/spu/spu-c.c: Likewise.
20537 * config/spu/t-spu-elf: Update dependencies.
20539 2009-04-22 Richard Guenther <rguenther@suse.de>
20541 PR tree-optimization/39824
20542 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20543 make sure the types are compatible.
20545 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20548 * c-common.c (c_parse_error): Take a token_flags parameter.
20549 Use token_type for the token type instead.
20550 Pass token_flags to cpp_type2name.
20551 * c-common.h (c_parse_error): Update declaration.
20552 * c-parser.c (c_parser_error): Pass 0 as token flags.
20554 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20556 PR rtl-optimization/39580
20557 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20559 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20561 * function.c (expand_function_end): Do not emit a jump to the "naked"
20562 return label for fall-through returns.
20563 * except.c (sjlj_emit_function_exit): Always place the call to the
20564 unregister function at the location installed by expand_function_end.
20566 2009-04-22 Richard Guenther <rguenther@suse.de>
20568 PR tree-optimization/39845
20569 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20570 (gen_inbound_check): Likewise.
20572 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20574 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20576 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20577 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20579 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20581 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20582 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20583 shift counts to avoid out-of-bounds array accesses.
20585 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20587 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20588 (Pmode): Move above.
20590 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20592 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20593 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20594 GET_CODE macro. Use IN_RANGE macro where appropriate.
20595 * config/alpha/alpha.h: Ditto.
20596 * config/alpha/alpha.md: Ditto.
20597 * config/alpha/constraints.md: Ditto.
20598 * config/alpha/predicates.md: Ditto.
20600 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20602 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20603 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20604 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20605 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20606 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20607 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20608 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20609 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20610 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20611 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20612 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20613 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20614 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20615 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20616 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20617 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20618 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20619 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20620 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20621 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20622 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20623 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20624 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20625 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20626 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20627 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20628 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20630 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20632 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20633 references from comments.
20634 * cfgbuild.c: (count_basic_blocks): Delete.
20635 (find_basic_blocks_1): Delete.
20636 (find_basic_blocks): Delete.
20637 * except.c (finish_eh_generation): Make static. Move comment from
20638 except.h here. Remove find_basic_blocks references from comments.
20639 * except.h (finish_eh_generation): Delete.
20640 * basic-block.h (find_basic_blocks): Delete.
20641 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20643 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20645 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20646 (sdbout_parms): Likewise.
20648 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20650 * config/sh/sh.c (prepare_cbranch_operands): Use
20651 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20652 (expand_cbranchdi4): Likewise.
20653 (from_compare): Add cast to enum type.
20654 (expand_cbranchsi4): Use add_reg_note.
20655 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20656 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20657 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20658 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20659 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20660 instead of CODE_FOR_nothing.
20661 (cbranchdi4): Likewise. Fix the order of arguments for
20663 (push_fpscr): Use add_reg_note.
20664 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20665 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20667 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20669 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20670 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20671 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20672 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20673 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20674 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20675 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20676 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20677 config/alpha/x-vms, config/arc/t-arc,
20678 config/arm/README-interworking, config/arm/arm-c.c,
20679 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20680 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20681 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20682 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20683 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20684 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20685 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20686 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20687 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20688 config/cris/t-elfmulti, config/crx/t-crx,
20689 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20690 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20691 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20692 config/h8300/t-h8300, config/i386/athlon.md,
20693 config/i386/darwin-libgcc.10.4.ver,
20694 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20695 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20696 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20697 config/i386/t-linux64, config/i386/t-nwld,
20698 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20699 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20700 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20701 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20702 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20703 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20704 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20705 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20706 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20707 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20708 config/m68k/t-uclinux, config/mcore/t-mcore,
20709 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20710 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20711 config/mips/crtn.asm, config/mips/irix-crti.asm,
20712 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20713 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20714 config/mips/mips-fixed.md, config/mips/sb1.md,
20715 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20716 config/mips/t-iris6, config/mips/t-isa3264,
20717 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20718 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20719 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20720 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20721 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20722 config/mn10300/t-linux, config/mn10300/t-mn10300,
20723 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20724 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20725 config/picochip/libgccExtras/clzsi2.asm,
20726 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20727 config/rs6000/darwin-libgcc.10.4.ver,
20728 config/rs6000/darwin-libgcc.10.5.ver,
20729 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20730 config/rs6000/t-aix43, config/rs6000/t-aix52,
20731 config/rs6000/t-darwin, config/rs6000/t-fprules,
20732 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20733 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20734 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20735 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20736 config/rs6000/t-rtems, config/rs6000/t-spe,
20737 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20738 config/score/t-score-elf, config/sh/divcost-analysis,
20739 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20740 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20741 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20742 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20743 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20744 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20745 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20746 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20747 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20748 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20749 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20750 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20751 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20752 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20753 * config/h8300/genmova.sh: Include copyright and license notices
20754 in generated output.
20755 * config/h8300/mova.md: Regenerate.
20756 * doc/install.texi2html: Include word "Copyright" in copyright
20757 notice and use name "Free Software Foundation, Inc.".
20758 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20759 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20760 ChangeLog-2007, ChangeLog-2008: Correct dates.
20762 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20764 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20765 NE_EXPR operations as well.
20766 * c-parser.c (c_parser_condition): Do not set location information on
20768 (c_parser_conditional_expression): Likewise.
20769 (c_parser_binary_expression): Set location information on operators.
20770 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20771 TRUTH_NOT_EXPR has been folded.
20772 * fold-const.c (fold_truth_not_expr): Copy location information from
20773 the incoming expression to the outgoing one.
20774 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20775 recursive calls on the LHS of the operator but pass that of the
20776 operator to recursive calls on the RHS of the operator. Set it
20778 (shortcut_cond_expr): Set the locus of the operator on the second
20779 COND_EXPR and that of the expression on the first in degenerate cases.
20780 Pass the locus of the expression to calls to shortcut_cond_r.
20781 Set the locus of the 'then' block on the associated jump, if any.
20782 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20783 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20784 expression to call to gimplify_boolean_expr.
20786 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20788 * config.gcc: Add additional configuration for
20789 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20790 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20791 (CPP_SPEC): Redefine for allowing -municode option.
20792 (STARTFILE_SPEC): Likewise.
20793 * config/i386/t-mingw-w64: New.
20794 * config/i386/mingw-w64.opt: New.
20795 (municode): Add new target option.
20796 * doc/invoke.texi (municode): Add documentation for new option.
20798 2009-04-21 Ian Lance Taylor <iant@google.com>
20800 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20801 Correct test for number of arguments.
20802 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20804 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20806 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20807 argument of emit_library_call.
20809 2009-04-21 Richard Guenther <rguenther@suse.de>
20811 PR middle-end/39829
20812 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20813 inside VIEW_CONVERT_EXPRs.
20815 2009-04-21 Martin Jambor <mjambor@suse.cz>
20817 * tree-switch-conversion.c (build_constructors): Split a long line.
20818 (constructor_contains_same_values_p): New function.
20819 (build_one_array): Create assigns of constants if possible, do not
20820 call mark_sym_for_renaming, call update_stmt.
20821 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20822 make_rename_temp. Do not call mark_symbols_for_renaming, call
20824 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20825 find_new_referenced_vars, call update_stmt.
20826 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20827 instead of calling make_rename_temp. Do not call
20828 find_new_referenced_vars or mark_symbols_for_renaming, call
20831 2009-04-21 Richard Guenther <rguenther@suse.de>
20833 PR tree-optimization/39827
20834 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20835 (tree_ssa_phiprop): Pass the correct array size.
20837 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20839 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20841 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20844 * c-typeck.c (lvalue_p): Move declaration ...
20845 * c-common.h (lvalue_p): ... to here.
20846 * c-common.c (candidate_equal_p): New.
20847 (add_tlist): Use it.
20848 (merge_tlist): Use it.
20849 (warn_for_collisions_1): Likewise.
20850 (warning_candidate_p): Accept more candidates.
20851 (verify_tree): A warning candidate can be an expression. Use
20854 2009-04-21 Ben Elliston <bje@au.ibm.com>
20857 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20858 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20859 options. Remove -mcall-solaris documentation.
20861 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20864 * doc/invoke.texi (-Wlong-long): Update description.
20865 * c-lex (interpret_integer): Only warn if there was no previous
20866 overflow and -Wlong-long is enabled.
20867 * c-decl.c (declspecs_add_type): Drop redundant flags.
20868 * c.opt (Wlong-long): Init to -1.
20869 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20870 and front-end warn_long_long. Wlong-long only depends on other
20871 flags if it is uninitialized.
20872 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20873 the same for CPP and FE.
20874 (restore_extension_diagnostics): Likewise.
20876 2009-04-20 Ian Lance Taylor <iant@google.com>
20878 Fix enum conversions which are invalid in C++:
20879 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20880 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20881 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20882 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20883 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20884 (dbxout_parms): Likewise.
20885 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20886 (df_clear_flags): Likewise.
20887 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20888 top_flag parameter to int.
20889 (df_chain_create_bb_process_use): Likewise.
20890 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20892 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20893 (df_ref_create_structure, df_def_record_1): Likewise.
20894 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20895 (df_notes_rescan): Change 0 to VOIDmode in function call.
20896 (df_get_call_refs, df_insn_refs_collect): Likewise.
20897 (df_bb_regs_collect): Likewise.
20898 (df_entry_block_defs_collect): Likewise.
20899 (df_exit_block_uses_collect): Likewise.
20900 * df.h: Update declarations.
20901 * double-int.c (double_int_divmod): Add cast to enum type.
20902 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20903 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20904 (based_loc_descr): Likewise.
20905 (loc_descriptor_from_tree_1): Change first_op and second_op to
20906 enum dwarf_location_atom. Add cast to enum type.
20907 * expmed.c (init_expmed): Change 0 to SET in function call.
20908 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20909 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20910 (do_store_flag): Likewise.
20911 * fixed-value.h (struct fixed_value): Change mode to enum
20913 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20914 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20916 (insert_insn_decl, insert_decl, insert_state): Likewise.
20917 (automata_list_finish): Likewise.
20918 * genrecog.c (process_define_predicate): Add cast to enum type.
20919 * gensupport.c (init_predicate_table): Add cast to enum type.
20920 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20922 (gimple_build_call_1, gimple_build_label): Likewise.
20923 (gimple_build_goto, gimple_build_asm_1): Likewise.
20924 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20925 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20926 (enum fallback): Rename from enum fallback_t.
20927 (fallback_t): Typedef as int.
20928 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20929 GSI_SAME_STMT in function call.
20930 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20932 (setup_reg_class_relations): Likewise.
20933 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20934 (setup_prohibited_class_mode_regs): Add cast to enum type.
20935 (setup_prohibited_mode_move_regs): Likewise.
20936 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20937 (record_address_regs): Change i to enum reg_class.
20938 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20939 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20940 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20941 (GET_MODE_2XWIDER_MODE): Likewise.
20942 (GET_CLASS_NARROWEST_MODE): Likewise.
20943 * omp-low.c (expand_omp_for): Add cast to enum type.
20944 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20945 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20946 * postreload.c (reload_cse_simplify_operands): Change rclass local
20948 * predict.c (combine_predictions_for_insn): Change best_predictor
20949 and predictor to enum br_predictor.
20950 (combine_predictions_for_bb): Likewise.
20951 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20952 use SET_PREDICT_EXPR_OUTCOME.
20953 * real.c (real_arithmetic): Change icode to code in function call.
20954 * reginfo.c (init_move_cost): Add casts to enum type.
20955 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20956 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20958 * reload.c (find_valid_class): Add casts to enum type.
20959 (push_reload): Change 0 to NO_REGS in function call.
20960 (find_reloads): Change this_alternative to array of enum
20961 reg_class. Remove some now-unnecessary casts.
20962 (make_memloc): Change 0 to VOIDmode in function call.
20963 * reload1.c (reload): Change 0 to VOIDmode in function call.
20964 (eliminate_regs_1, elimination_effects): Likewise.
20965 (eliminate_regs_in_insn): Likewise.
20966 (emit_input_reload_insns): Add cast to enum type.
20967 (delete_output_reload): Change 0 to VOIDmode in function call.
20968 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20969 to enum type in function call.
20970 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20971 (SET_PREDICT_EXPR_OUTCOME): Define.
20972 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20973 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20974 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20975 (dump_function): Likewise.
20976 * tree-dump.h: Update declarations.
20977 * tree-pass.h: Update declarations.
20978 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20979 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20981 (arm_rtx_costs_1): Correct parenthesization.
20982 (arm_rtx_costs): Add casts to enum type.
20983 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20984 (vfp_emit_fstmd): Use add_rg_note.
20985 (emit_multi_reg_push, emit_sfm): Likewise.
20986 (thumb_set_frame_pointer): Likewise.
20987 (arm_expand_prologue): Likewise.
20988 (arm_regno_class): Change return type to enum reg_class.
20989 (thumb1_expand_prologue): Use add_reg_note.
20990 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20991 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20993 * config/arm/gentune.sh: Add cast to enum type.
20994 * config/arm/arm-tune.md: Rebuild.
20995 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20996 (ix86_split_fp_branch, predict_jump): Likewise.
20997 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20998 insn_code to enum rtx_code.
20999 (ix86_builtin_vectorized_function): Add cast to enum type.
21000 * config/i386/i386.md (truncdfsf2): Change slot to enum
21002 (truncxf<mode>2, isinf<mode>2): Likewise.
21003 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21005 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21006 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21007 (insert_bundle_state): Change 1 to INSERT in function call.
21008 (ia64_add_bundle_selector_before): Likewise.
21009 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21010 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21011 (restore_stack_nonlocal): Likewise.
21012 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21014 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21016 (mips_rtx_costs): Likewise.
21017 (mips_override_options): Add casts to enum type.
21018 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21020 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21021 (store_reg, set_reg_plus_d): Likewise.
21022 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21023 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21025 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21027 (emit_unlikely_jump): Use add_reg_note.
21028 (rs6000_emit_allocate_stack): Likewise.
21029 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21030 (output_toc): Change 1 to INSERT in function call.
21031 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21032 (rs6000_initialize_trampoline): Likewise.
21033 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21035 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21036 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21037 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21038 (save_gprs): Use add_reg_note.
21039 (s390_emit_prologue): Likewise.
21040 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21041 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21042 (sparc_fold_builtin): Add cast to enum type.
21043 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21045 (spu_expand_prologue): Use add_reg_note.
21046 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21048 2009-04-20 Ian Lance Taylor <iant@google.com>
21050 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21051 (c_parser_postfix_expression_after_primary): Get VEC for list of
21052 arguments. Get original types of arguments. Call
21053 build_function_call_vec.
21054 (cached_expr_list_1, cached_expr_list_2): New static variables.
21055 (c_parser_expr_list): Change return type to VEC *. Add
21056 p_orig_types parameter. Change all callers.
21057 (c_parser_release_expr): New static function.
21058 (c_parser_vec_to_tree_list): New static function.
21059 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21060 call build_function_call_vec.
21061 (build_function_call_vec): New function, based on old
21062 build_function_call.
21063 (convert_arguments): Remove nargs and argarray parameters. Change
21064 values to a VEC. Add origtypes parameter.
21065 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21066 (convert_for_assignment): Add origtype parameter. Change all
21067 callers. If warn_cxx_compat, check for conversion to an enum
21068 type when calling a function.
21069 (store_init_value): Add origtype parameter. Change all callers.
21070 (digest_init): Likewise.
21071 (struct init_node): Add origtype field.
21072 (add_pending_init): Add origtype parameter. Change all callers.
21073 (output_init_element): Likewise.
21074 (output_pending_init_elements): Pass origtype from init_node to
21075 output_init_element.
21076 (process_init_element): Pass origtype from c_expr to
21077 output_init_element.
21078 (c_finish_return): Add origtype parameter. Change all callers.
21079 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21081 (sync_resolve_params): Likewise.
21082 (sync_resolve_return): Change params to first_param. Change caller.
21083 (resolve_overloaded_builtins): Change params to VEC *. Change
21084 callers. Save first parameter around call to build_function_call_vec.
21085 * c-decl.c (finish_decl): Add origtype parameter. Change all
21086 callers. Call build_function_call_vec rather than
21087 build_function_call for cleanup.
21088 * c-tree.h: Update declarations.
21089 * c-common.h: Update declarations.
21090 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21091 params to first_param.
21092 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21093 params parameter from tree to void *.
21094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21095 Change arglist parameter to have type void *, and to be a pointer
21097 * config/rs6000/rs6000-protos.h
21098 (altivec_resolve_overloaded_builtin): Update declaration.
21099 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21100 fnargs parameter to have type void *, and to be a pointer to a
21101 VEC. Call build_function_call_vec instead of
21102 build_function_call.
21103 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21105 2009-04-20 Joey Ye <joey.ye@intel.com>
21106 Xuepeng Guo <xuepeng.guo@intel.com>
21107 H.J. Lu <hongjiu.lu@intel.com>
21109 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21111 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21112 (IX86_LEA_PRIORITY): Likewise.
21113 (distance_non_agu_define): New function.
21114 (distance_agu_use): Likewise.
21115 (ix86_lea_for_add_ok): Likewise.
21116 (ix86_dep_by_shift_count): Likewise.
21118 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21119 should split for LEA.
21121 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21123 (ix86_dep_by_shift_count): Likewise.
21125 2009-04-20 Richard Guenther <rguenther@suse.de>
21127 * expr.c (handled_component_p): Move ...
21128 * tree.h (handled_component_p): ... here.
21129 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21130 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21131 and REALPART_EXPR to be in one group.
21133 2009-04-20 Richard Guenther <rguenther@suse.de>
21135 * basic-block.h (get_all_dominated_blocks): Declare.
21136 * dominance.c (get_all_dominated_blocks): New function.
21137 * tree-cfg.c (get_all_dominated_blocks): Remove.
21138 (remove_edge_and_dominated_blocks): Adjust.
21139 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21140 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21141 instead of recursing.
21143 2009-04-20 Doug Kwan <dougkwan@google.com>
21145 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21146 (struct cgraph_node_set_def): New type.
21147 (cgraph_node_set) New type. Also declare vector functions.
21148 (struct cgraph_node_set_element_def): New type.
21149 (cgraph_node_set_element): Ditto.
21150 (cgraph_node_set_iterator): New iterator type.
21151 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21152 cgraph_node_set_remove, dump_cgraph_node_set,
21153 debug_cgraph_node_set): New prototypes.
21154 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21155 cgraph_node_set_size): New inlines.
21156 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21157 including cgraph.h.
21158 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21159 argument to function 'write_summary'.
21160 * ipa.c: Include ggc.h.
21161 (hash_cgraph_node_set_element,
21162 eq_cgraph_node_set_element, cgraph_node_set_new,
21163 cgraph_node_set_add, cgraph_node_set_remove,
21164 cgraph_node_set_find, dump_cgraph_node_set,
21165 debug_cgraph_node_set): New functions.
21166 * Makefile.in (ipa.o): Add dependency on GGC_H.
21168 2009-04-20 Ira Rosen <irar@il.ibm.com>
21170 PR tree-optimization/39675
21171 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21172 check of the return code of vect_schedule_slp. Check that
21173 stmt_vec_info still exists for the statement, before checking its
21174 vectorization type.
21176 2009-04-20 Michael Matz <matz@suse.de>
21178 * Makefile.in (generated_files): Take out $(simple_generated_c).
21180 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21182 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21183 (UINTPTR_TYPE): Likewise.
21185 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21188 * c-typeck.c (digest_init): Check for initializing an array with a
21191 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21194 * c-semantics.c (pop_stmt_list): Propagate
21195 STATEMENT_LIST_HAS_LABEL to parent statement list.
21197 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21199 * config/mips/mips.h (mips_tune_attr): New macro.
21200 * config/mips/mips.md (cpu): Use it.
21202 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21205 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21208 2009-04-19 Diego Novillo <dnovillo@google.com>
21210 * toplev.c (compile_file): Move call to coverage_finish ...
21211 * cgraphunit.c (ipa_passes): ... here.
21212 Call cgraph_process_new_functions.
21213 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21214 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21216 2009-04-19 Jan Hubicka <jh@suse.cz>
21218 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21220 (dump_cgraph_node): Dump can throw external flag.
21221 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21223 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21227 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21228 * common.opt (Wlogical-op): Move from here...
21229 * c.opt (Wlogical-op): ... to here.
21230 * c-typeck.c (parser_build_binary_op): Update call to
21231 warn_logical_operator.
21232 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21234 * c-common.c (warn_logical_op): Update.
21235 * c-common.h (warn_logical_op): Update declaration.
21237 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21239 * tree.c (protected_set_expr_location): Fix formatting.
21241 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21244 * c-typeck.c (readonly_warning): new.
21245 (build_unary_op, build_modify_expr): Use readonly_warning for
21246 storing into something readonly but not const-qualified.
21248 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21251 * c-typeck.c (build_unary_op): Check for taking address of
21252 expression of type void.
21254 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21257 * c-typeck.c (build_function_call): Check for calling a function
21258 with qualified void return types. Call require_complete_type when
21261 2009-04-18 Jan Hubicka <jh@suse.cz>
21263 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21265 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21266 can_throw_external flag.
21267 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21268 * ipa-pure-const.c (ignore_edge): New function.
21269 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21270 only over can_throw_external edges.
21271 (local_pure_const): Add nothrow flag.
21272 * ipa-utils.c (searchc): Add ignore_edge callback.
21273 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21274 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21275 (set_nothrow_function_flags): Update cgraph.
21276 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21278 2009-04-18 Richard Guenther <rguenther@suse.de>
21280 PR middle-end/39804
21281 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21282 (fold_stmt): ... this and ...
21283 (fold_stmt_inplace): ... this.
21284 (fold_stmt_1): Fold references in calls and asms.
21285 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21287 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21289 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21290 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21292 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21294 * tree.c (function_args_count): Remove.
21295 * tree.h: Remove the prototype for function_args_count.
21297 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21299 * tree-iterator.c (expr_only): Remove.
21300 * tree.h: Remove the prototype for expr_only.
21302 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21304 * reginfo.c (cannot_change_mode_set_regs): Remove.
21305 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21307 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21309 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21310 whether operands 0 and 1 overlaps.
21312 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21314 PR middle-end/36902
21315 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21316 pointer. Use warning_at instead of warning.
21317 (search_for_addr_array): Likewise.
21318 (check_array_bounds): Likewise.
21319 (check_all_array_refs): Check that the incoming edge is not in the
21320 list of edges to be removed.
21321 (check_all_array_refs): Avoid the temporal pointer.
21322 (vrp_visit_cond_stmt): Fix typo.
21323 (simplify_switch_using_ranges): Handle the case where the switch
21324 index is an integer constant.
21326 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21328 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21330 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21332 * doc/extend.texi, doc/invoke.texi: Fix typos.
21334 2009-04-17 Cary Coutant <ccoutant@google.com>
21336 * tree-flow-inline.h (get_lineno): Fix inverted test.
21338 2009-04-17 Diego Novillo <dnovillo@google.com>
21340 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21341 assertion for AVAIL_OUT.
21343 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21346 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21347 * config/sh/linux-atomic.asm: Likewise.
21349 2009-04-17 Diego Novillo <dnovillo@google.com>
21351 * except.c (debug_eh_tree): New.
21352 (struct eh_region, struct eh_status): Move ...
21353 * except.h: ... here.
21354 (add_type_for_runtime): Declare extern.
21355 (lookup_type_for_runtime): Likewise.
21356 (debug_eh_tree): Declare.
21357 * Makefile.in (GTFILES): List except.h before except.c
21359 2009-04-17 Diego Novillo <dnovillo@google.com>
21361 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21362 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21363 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21364 (find_vars_r): ... here.
21365 * tree-flow.h (find_referenced_vars_in): Declare.
21366 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21367 that AVAIL_OUT exists for BLOCK.
21368 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21369 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21370 (tree-parloops.o): Likewise.
21372 2009-04-17 Simon Baldwin <simonb@google.com>
21374 * toplev.c (default_tree_printer): Add handling for %E format.
21376 2009-04-17 Diego Novillo <dnovillo@google.com>
21378 * tree-pretty-print.c (dump_generic_node): Add break after
21379 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21380 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21381 FUNCTION_TYPE together. Call print_struct_decl when printing
21382 structures and TDF_SLIM is not given.
21383 (print_struct_decl): Fix logic for detecting recursion.
21385 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21388 * gcc.c (create_at_file): New.
21389 (compile_input_file_p): New.
21390 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21391 * main.c (main): Update call to toplev_main.
21392 * toplev.c (toplev_main): Change signature. Call expandargv.
21393 * toplev.h (toplev_main): Change signature.
21395 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21397 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21398 if the latter is not constant.
21400 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21402 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21404 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21406 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21407 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21409 2009-04-17 Richard Guenther <rguenther@suse.de>
21411 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21412 Handle component references view-converting an invariant address.
21414 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21416 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21417 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21418 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21419 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21420 Use @deftypevr rather than @deftypevar.
21422 2009-04-17 Richard Guenther <rguenther@suse.de>
21424 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21425 (get_prop_source_stmt): Likewise.
21426 (can_propagate_from): Likewise.
21428 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21430 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21431 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21432 (--with-multilib-list): Add default value.
21433 * configure: Regenerate.
21434 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21435 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21436 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21437 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21438 Don't add default cpu to multilib list unnecessarily, but do enable
21439 the relevant compiler option..
21440 Add support for --with-multilib-list=<blank> and
21441 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21442 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21443 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21444 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21445 TM_MULTILIB_CONFIG.
21446 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21447 (MULTILIB_OSDIRNAMES): New variable.
21448 * config/sh/t-1e: Delete file.
21449 * config/sh/t-mlib-sh1: Delete file.
21450 * config/sh/t-mlib-sh2: Delete file.
21451 * config/sh/t-mlib-sh2a: Delete file.
21452 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21453 * config/sh/t-mlib-sh2a-single: Delete file.
21454 * config/sh/t-mlib-sh2a-single-only: Delete file.
21455 * config/sh/t-mlib-sh2e: Delete file.
21456 * config/sh/t-mlib-sh3e: Delete file.
21457 * config/sh/t-mlib-sh4: Delete file.
21458 * config/sh/t-mlib-sh4-nofpu: Delete file.
21459 * config/sh/t-mlib-sh4-single: Delete file.
21460 * config/sh/t-mlib-sh4-single-only: Delete file.
21461 * config/sh/t-mlib-sh4a: Delete file.
21462 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21463 * config/sh/t-mlib-sh4a-single: Delete file.
21464 * config/sh/t-mlib-sh4a-single-only: Delete file.
21465 * config/sh/t-mlib-sh4al: Delete file.
21466 * config/sh/t-mlib-sh5-32media: Delete file.
21467 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21468 * config/sh/t-mlib-sh5-64media: Delete file.
21469 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21470 * config/sh/t-mlib-sh5-compact: Delete file.
21471 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21472 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21473 * doc/install.texi (Options specification): Add
21474 --with-multilib-list and --with-endian.
21476 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21478 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21480 (OBJS-common): Add plugin-version.o.
21481 (plugin-version.o): New.
21482 * gcc-plugin.h (plugin_gcc_version): New.
21483 (plugin_default_version_check): New.
21484 (plugin_init_func, plugin_init): Add version argument.
21485 * plugin-version.c: New.
21486 * plugin.c (str_plugin_gcc_version_name): New.
21487 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21488 pass it to the init function.
21489 (plugin_default_version_check): New.
21491 2009-04-17 Richard Guenther <rguenther@suse.de>
21493 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21494 for decl-vs-decl disambiguation.
21496 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21498 * config/s390/s390.h (s390_tune_attr): New macro definition.
21499 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21501 2009-04-17 Richard Guenther <rguenther@suse.de>
21503 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21504 (fold_stmt_r): Likewise.
21505 (maybe_fold_reference): New function.
21506 (fold_gimple_assign): Handle cases fold_stmt_r did.
21507 (fold_stmt): Do not use fold_stmt_r.
21508 (fold_stmt_inplace): Likewise.
21510 2009-04-17 Richard Guenther <rguenther@suse.de>
21512 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21513 (record_equivalences_from_stmt): Remove useless checks and
21515 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21516 the type is already suitable.
21518 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21520 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21522 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21524 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21525 (CMPtype): Define as __gcc_CMPtype.
21527 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21529 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21530 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21532 2009-04-17 Richard Guenther <rguenther@suse.de>
21534 PR tree-optimization/39746
21535 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21536 special-casing for builtins and static variable use/def.
21537 (call_may_clobber_ref_p_1): Likewise.
21539 2009-04-16 Ian Lance Taylor <iant@google.com>
21541 * df.h: Include "timevar.h".
21542 (struct df_problem): Change tv_id field to timevar_id_t.
21543 * tree-pass.h: Include "timevar.h".
21544 (struct opt_pass): Change tv_id field to timevar_id_t.
21545 * timevar.h (timevar_id_t): Define TV_NONE.
21546 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21547 TV_NONE rather than tv_id != 0.
21548 (execute_one_pass): Likewise.
21549 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21550 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21551 dependencies to $(TREE_PASS_H).
21552 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21554 (pass_branch_target_load_optimize2): Likewise.
21555 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21556 (pass_outof_cfg_layout_mode): Likewise.
21557 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21558 (pass_rebuild_cgraph_edges): Likewise.
21559 (pass_remove_cgraph_callee_edges): Likewise.
21560 * df-core.c (pass_df_initialize_opt): Likewise.
21561 (pass_df_initialize_no_opt): Likewise.
21562 (pass_df_finish): Likewise.
21563 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21564 * except.c (pass_set_nothrow_function_flags): Likewise.
21565 (pass_convert_to_eh_region_ranges): Likewise.
21566 * final.c (pass_compute_alignments): Likewise.
21567 * function.c (pass_instantiate_virtual_regs): Likewise.
21568 (pass_init_function): Likewise.
21569 (pass_leaf_regs): Likewise.
21570 (pass_match_asm_constraints): Likewise.
21571 * gimple-low.c (pass_lower_cf): Likewise.
21572 (pass_mark_used_blocks): Likewise.
21573 * init-regs.c (pass_initialize_regs): Likewise.
21574 * integrate.c (pass_initial_value_sets): Likewise.
21575 * ira.c (pass_ira): Likewise.
21576 * jump.c (pass_cleanup_barriers): Likewise.
21577 * omp-low.c (pass_expand_omp): Likewise.
21578 (pass_lower_omp): Likewise.
21579 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21580 * recog.c (pass_split_all_insns): Likewise.
21581 (pass_split_after_reload): Likewise.
21582 (pass_split_before_regstack): Likewise.
21583 (pass_split_before_sched2): Likewise.
21584 (pass_split_for_shorten_branches): Likewise.
21585 * reginfo.c (pass_reginfo_init): Likewise.
21586 (pass_subregs_of_mode_init): Likewise.
21587 (pass_subregs_of_mode_finish): Likewise.
21588 * passes.c (pass_postreload): Likewise.
21589 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21590 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21591 (pass_warn_function_return): Likewise.
21592 (pass_warn_function_noreturn): Likewise.
21593 * tree-complex.c (pass_lower_complex): Likewise.
21594 (pass_lower_complex_O0): Likewise.
21595 * tree-if-conv.c (pass_if_conversion): Likewise.
21596 * tree-into-ssa.c (pass_build_ssa): Likewise.
21597 * tree-mudflap.c (pass_mudflap_1): Likewise.
21598 (pass_mudflap_2): Likewise.
21599 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21600 (pass_mudflap_2): Likewise.
21601 * tree-nrv.c (pass_return_slot): Likewise.
21602 * tree-object-size.c (pass_object_sizes): Likewise.
21603 * tree-optimize.c (pass_all_optimizations): Likewise.
21604 (pass_early_local_passes): Likewise.
21605 (pass_all_early_optimizations): Likewise.
21606 (pass_cleanup_cfg): Likewise.
21607 (pass_cleanup_cfg_post_optimizing): Likewise.
21608 (pass_free_datastructures): Likewise.
21609 (pass_free_cfg_annotations): Likewise.
21610 (pass_fixup_cfg): Likewise.
21611 (pass_init_datastructures): Likewise.
21612 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21613 (pass_late_warn_uninitialized): Likewise.
21614 (pass_update_address_taken): Likewise.
21615 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21616 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21617 (pass_cse_sincos): Likewise.
21618 (pass_convert_to_rsqrt): Likewise.
21619 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21620 * tree-stdarg.c (pass_stdarg): Likewise.
21621 * tree-tailcall.c (pass_tail_recursion): Likewise.
21622 (pass_tail_calls): Likewise.
21623 * tree-vect-generic.c (pass_lower_vector): Likewise.
21624 (pass_lower_vector_ssa): Likewise.
21625 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21627 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21629 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21631 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21633 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21634 logical and signext.
21636 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21639 * config/sh/predicates.md (arith_operand): Check if the operand
21640 of TRUNCATE is a REG.
21642 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21644 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21645 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21647 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21649 * tree-iterator.c (tsi_split_statement_list_after,
21650 tsi_split_statement_list_before): Remove.
21651 * tree-iterator.h: Remove the prototypes for
21652 tsi_split_statement_list_after and tsi_split_statement_list_before.
21654 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21656 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21657 * tree-ssa-propagate.h: Remove the prototype for
21658 stmt_makes_single_load.
21660 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21662 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21663 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21665 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21667 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21669 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21671 * except.c (eh_region_outer_p): Remove.
21672 * except.h: Remove the prototype for eh_region_outer_p.
21674 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21676 * function.c (current_function_assembler_name): Remove.
21677 * function.h: Remove the prototype for
21678 current_function_assembler_name.
21680 2009-04-16 Ian Lance Taylor <iant@google.com>
21682 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21683 (add_reg_note): Call alloc_reg_note.
21684 * rtl.h (alloc_reg_note): Declare.
21685 * combine.c (try_combine): Use alloc_reg_note.
21686 (recog_for_combine, move_deaths): Likewise.
21687 (distribute_notes): Use alloc_reg_note and add_reg_note.
21688 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21689 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21690 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21692 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21694 PR rtl-optimization/39762
21695 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21696 ira_may_move_out_cost): Add comments about way of their usage.
21697 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21699 * ira-conflicts.c (process_regs_for_copy): Use function
21700 ira_get_register_move_cost instead of global
21701 ira_register_move_cost.
21703 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21704 color_pass, move_spill_restore, update_curr_costs): Ditto.
21706 * ira-lives.c (process_single_reg_class_operands): Ditto.
21708 * ira-emit.c (emit_move_list): Ditto.
21710 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21711 (record_reg_classes): Ditto. Use functions
21712 ira_get_register_move_cost and ira_get_may_move_cost instead of
21713 global vars ira_register_move_cost, ira_may_move_out_cost and
21714 ira_may_move_in_cost.
21715 (record_address_regs): Don't call ira_init_register_move_cost.
21716 Use function ira_get_may_move_cost instead of global
21717 ira_may_move_in_cost.
21718 (process_bb_node_for_hard_reg_moves): Use function
21719 ira_get_register_move_cost instead of global ira_register_move_cost.
21720 (ira_costs): Don't call ira_init_register_move_cost.
21722 2009-04-16 Richard Guenther <rguenther@suse.de>
21724 * tree-cfg.c (verify_gimple_assign_binary):
21725 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21726 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21727 (create_general_new_stmt): Note that this function is broken.
21729 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21731 * common.opt (fhelp): Add Var(help_flag).
21732 * gcc-plugin.h (plugin_info): Add help.
21733 * plugin.c (plugin_name_args): Add help.
21734 (register_plugin_info): Set plugin->help.
21735 (print_help_one_plugin): New.
21736 (print_plugins_help): New.
21737 * plugin.h (print_plugins_help): New.
21738 * toplev.c (toplev_main): Call print_plugins_help if needed.
21740 2009-04-16 Richard Guenther <rguenther@suse.de>
21742 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21743 (gimple_ior_addresses_taken_1): New function.
21744 (gimple_ior_addresses_taken): Likewise.
21745 * gimple.h (struct gimple_statement_with_ops_base): Remove
21746 addresses_taken member.
21747 (gimple_ior_addresses_taken): Declare.
21748 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21749 gimple_set_addresses_taken): Remove.
21750 * ipa-reference.c (mark_address): New function.
21751 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21752 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21753 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21754 (gimple_add_to_addresses_taken): Remove.
21755 (get_tmr_operands): Call mark_address_taken.
21756 (get_asm_expr_operands): Likewise.
21757 (get_expr_operands): Likewise.
21758 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21759 (free_stmt_operands): Do not free it.
21760 * tree-ssa.c (delete_tree_ssa): Likewise.
21761 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21763 2009-04-16 Richard Guenther <rguenther@suse.de>
21765 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21766 (walk_stmt_load_store_ops): Likewise.
21767 * gimple.c (get_base_loadstore): New function.
21768 (walk_stmt_load_store_addr_ops): Likewise.
21769 (walk_stmt_load_store_ops): Likewise.
21770 * ipa-pure-const.c (check_op): Simplify.
21771 (check_load, check_store): New functions.
21772 (check_stmt): Use walk_stmt_load_store_ops.
21773 * ipa-reference.c (mark_load): Adjust signature.
21774 (mark_store): Likewise.
21775 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21777 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21779 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21780 (plugin_info): New.
21781 * opts.c (common_handle_option): Don't call print_version.
21782 * plugin.c (plugin_name_args): Add version.
21783 (register_plugin_info): New.
21784 (register_callback): Handle PLUGIN_INFO.
21785 (try_init_one_plugin): New.
21786 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21788 (finalize_one_plugin): New.
21789 (finalize_plugins): New.
21790 (print_one_plugin): New.
21791 (print_plugins_versions): New.
21792 * plugin.h (print_plugins_versions): New.
21793 (finalize_plugins): New.
21794 * toplev.c (compile_file): Don't call initialize_plugins.
21795 (print_version): Call print_plugins_versions.
21796 (toplev_main): Call initialize_plugins. Print version if needed.
21797 Call finalize_plugins.
21799 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21801 * common.opt (fversion): New.
21802 * gcc.c (print_version): New.
21803 (process_command): Don't print the version. Just set print_version.
21804 (main): Print version. Call subprocesses if print_version and
21805 verbose_flag are set.
21806 * opts.c (common_handle_option): Handle OPT_fversion.
21808 2009-04-16 Richard Guenther <rguenther@suse.de>
21809 Ira Rosen <irar@il.ibm.com>
21811 PR tree-optimization/39698
21812 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21813 type of the reduction variable. Only generate the def if
21816 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21817 make sure to first convert to an integer of the same precision.
21818 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21819 the type of the evolution correctly in computing the new
21820 induction variable base.
21822 2009-04-16 Richard Guenther <rguenther@suse.de>
21824 PR middle-end/39625
21825 * tree-cfg.c (make_blocks): Split statements with to-be
21826 abnormal SSA names on the lhs.
21828 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21830 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21831 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21832 * c-typeck.c (really_start_incremental_init): Likewise.
21833 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21834 (TARGET_INITIALIZER): Remove it.
21835 * target.h (struct target): Remove vector_opaque_p.
21836 * tree.c (build_opaque_vector_type): New.
21837 * tree.h (TYPE_VECTOR_OPAQUE): New.
21838 (build_opaque_vector_type): Declare.
21839 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21840 * config/rs6000/rs6000.c (build_opaque_vector_type,
21841 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21842 (rs6000_init_builtins): Use build_opaque_vector_type for
21843 opaque_V4SI_type_node.
21845 2009-04-15 Catherine Moore <clm@codesourcery.com>
21847 * debug.h (set_name): Declare.
21848 * dwarf2out.c (dwarf2out_set_name): Declare.
21849 (dwarf2_debug_hooks): Add set_name.
21850 (find_AT_string): New.
21851 (add_AT_string): Call find_AT_string.
21852 (dwarf2out_set_name): New.
21853 * cp/decl.c (grokdeclarator): Call set_name.
21854 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21855 * debug.c (do_nothing_debug_hooks): Likewise.
21856 * dbxout.c (dbx_debug_hooks): Likewise.
21857 * sdbout.c (sdb_debug_hooks): Likewise.
21859 2009-04-15 Michael Eager <eager@eagercon.com>
21861 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21862 reg for single-precision FPU.
21863 * config/rs6000/rs6000.md (movsi_internal1): Only for
21864 !TARGET_SINGLE_FPU.
21865 (movsi_internal1_single): New. Add pattern to move SI values to/from
21866 single-precision FP regs.
21868 2009-04-15 Richard Guenther <rguenther@suse.de>
21870 * omp-low.c (lower_rec_input_clauses): Build correct address
21872 (expand_omp_for_generic): Fix multiplication type.
21873 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21874 (generate_memset_zero): Fix types.
21875 * tree-profile.c (prepare_instrumented_value): Correctly
21878 2009-04-15 Ian Lance Taylor <iant@google.com>
21880 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21881 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21882 for -Wall and for -Wc++-compat.
21883 (c_common_post_options): For C++, set warn_enum_compare if not
21885 * c-tree.h (struct c_expr): Add field original_type.
21886 (build_external_ref): Update declaration.
21887 * c-parser.c (c_parser_braced_init): Set original_type.
21888 (c_parser_initelt): Likewise.
21889 (c_parser_expr_no_commas): Likewise.
21890 (c_parser_conditional_expression): Likewise.
21891 (c_parser_cast_expression): Likewise.
21892 (c_parser_unary_expression): Likewise. Pull setting of
21893 original_code to top of function.
21894 (c_parser_sizeof_expression): Set original_type.
21895 (c_parser_alignof_expression): Likewise.
21896 (c_parser_postfix_expression): Likewise. Pull setting of
21897 original_code to top of function.
21898 (c_parser_postfix_expression_after_paren_type): Set original_type.
21899 (c_parser_postfix_expression_after_primary): Likewise.
21900 (c_parser_expression): Likewise.
21901 * c-typeck.c (build_external_ref): Add type parameter. Change all
21903 (c_expr_sizeof_expr): Set original_type field.
21904 (parser_build_unary_op): Likewise.
21905 (parser_build_binary_op): Likewise. Optionally warn about
21906 comparisons of enums of different types.
21907 (digest_init): Set original_type field.
21908 (really_start_incremental_init): Likewise.
21909 (push_init_level, pop_init_level): Likewise.
21910 * doc/invoke.texi (Warning Options): -Wenum-compare now
21913 2009-04-15 Richard Guenther <rguenther@suse.de>
21915 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21916 out a necessary conversion.
21917 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21918 names we didn't value number.
21919 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21921 2009-04-15 Richard Guenther <rguenther@suse.de>
21923 PR tree-optimization/39764
21924 * tree-ssa-ccp.c (get_value): Canonicalize value with
21925 canonicalize_float_value.
21927 2009-04-15 Jan Hubicka <jh@suse.cz>
21929 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21930 Wrong version of patch.
21932 2009-04-15 Jan Hubicka <jh@suse.cz>
21934 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21936 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21938 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21939 our distinct integral and vector types.
21941 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21943 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21944 * init.c (build_vtbl_address): Remove call to assemble_external.
21946 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21948 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21949 output for other floating point modes.
21951 2009-04-14 Diego Novillo <dnovillo@google.com>
21953 * diagnostic.c (diagnostic_report_diagnostic): Do not
21954 warn about loaded plugins for DK_ERROR and DK_WARNING.
21955 * c-decl.c (declspecs_add_type): Move call to
21956 invoke_plugin_callbacks ...
21957 * c-parser.c (c_parser_declspecs): ... here.
21958 * plugin.c (dump_active_plugins): Tidy output.
21960 2009-04-14 Diego Novillo <dnovillo@google.com>
21961 Le-Chun Wu <lcwu@google.com>
21963 * configure.ac: Add --enable-plugin support.
21964 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21965 * Makefile.in (PLUGIN_H): Define.
21966 Export ENABLE_PLUGIN and GMPINC to site.exp.
21967 Add PLUGINLIBS to link command.
21968 Add/modify dependencies for plugin.o and files including plugin.h.
21970 * config.in: Regenerate.
21972 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21975 2009-04-14 Le-Chun Wu <lcwu@google.com>
21977 * tree-pass.h (register_one_dump_file): Add a prototype for
21978 register_one_dump_file.
21979 * toplev.c (compile_file): Call initialize_plugins.
21980 (do_compile): Call invoke_plugin_callbacks.
21981 (toplev_main): Call invoke_plugin_callbacks.
21982 * common.opt: Add -fplugin= and -fplugin-arg-.
21983 * gcc-plugin.h: New public header file for plugins to include.
21984 * plugin.c: New source file.
21985 * plugin.h: New internal header file.
21986 * passes.c (register_one_dump_file): Make it external.
21988 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21990 2009-04-14 Diego Novillo <dnovillo@google.com>
21992 * doc/plugins.texi: New.
21993 * doc/gccint.texi: Add reference to Plugins chapter.
21994 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21995 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21996 loaded plugins, if any.
21997 * timevar.def (TV_PLUGIN_INIT): Define.
21998 (TV_PLUGIN_RUN): Define.
21999 * plugin.c: Include timevar.h
22000 (plugins_active_p): New.
22001 (dump_active_plugins): New.
22002 (debug_active_plugins): New.
22004 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22006 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22008 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22010 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22012 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22013 the same as a minus without a shift.
22015 2009-04-14 Nick Clifton <nickc@redhat.com>
22017 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22018 comparisons with small integers will always produce a short
22021 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22024 2008-12-19 Diego Novillo <dnovillo@google.com>
22026 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22028 2009-04-14 Richard Guenther <rguenther@suse.de>
22030 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22032 (verify_gimple_assign_binary): Likewise. Handle shifts and
22034 (verify_gimple_phi): Print the mismatched argument position.
22035 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22037 (vect_update_init_of_dr): Likewise.
22038 * matrix-reorg.c (transform_access_sites): Do what the
22040 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22042 2009-04-13 Michael Eager <eager@eagercon.com>
22044 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22045 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22046 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22047 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22048 remove duplicate config
22050 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22052 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22053 file_name:line_number type locator of the call site.
22055 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22057 * genautomata.c: Put blank after comma.
22058 (automaton_decls): New.
22059 (struct unit_usage): Add comments to member next.
22060 (store_alt_unit_usage): Keep the list ordered.
22061 (unit_present_on_list_p, equal_alternatives_p): New.
22062 (check_regexp_units_distribution): Check units distribution
22063 correctness correctly.
22064 (main): Don't write automata if error is found. Return correct
22067 * config/m68k/cf.md (cfv4_ds): Remove.
22068 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22069 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22071 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22072 power4-load-ext, power4-store, power4-store-update,
22073 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22074 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22075 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22076 power4-sqrt, power4-isync): Modify reservation to make correct
22077 unit distribution to automata.
22079 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22080 power5-store-update, power5-two, power5-three, power5-lmul,
22081 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22083 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22085 * except.c (pass_set_nothrow_function_flags): Set name and add
22087 (set_nothrow_function_flags): Mention in the dump file when
22088 changing a function to nothrow.
22090 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22093 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22094 instead of unsigned long.
22096 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22098 * config/arm/arm.c (return_used_this_function): Remove.
22099 (arm_output_function_prologue): Remove use of
22100 return_used_this_function.
22101 (output_return_instruction): Replace use of
22102 return_used_this_function
22103 by cfun->machine->return_used_this_function.
22104 (arm_output_epilogue): Likewise.
22105 (arm_output_function_epilogue): Likewise.
22106 (thumb_unexpanded_epilogue): Likewise.
22107 * config/arm/arm.h (struct machine_function):
22108 New member return_used_this_function.
22110 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22112 * doc/install.texi: Correct description of default directory for
22113 --with-gxx-include-dir.
22115 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22117 * fold-const.c (build_range_check): Properly deal with enumeral and
22118 boolean base types.
22120 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22122 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22123 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22124 * params.h (MAX_GCSE_PASSES): Remove.
22125 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22126 in sequence. Remove ability to run multiple passes.
22127 (bypass_jumps): Report run as third CPROP pass.
22129 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22131 PR middle-end/39651
22132 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22133 when deciding whether the whole SEQUENCE can throw.
22135 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22138 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22139 offseted label references.
22141 2009-04-11 Jan Hubicka <jh@suse.cz>
22143 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22145 2009-04-11 Richard Guenther <rguenther@suse.de>
22147 PR middle-end/39732
22148 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22149 return variables as TREE_ADDRESSABLE.
22151 2009-04-11 Richard Guenther <rguenther@suse.de>
22153 PR tree-optimization/39713
22154 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22155 reference trees have SSA_NAME operands.
22157 2009-04-11 Richard Guenther <rguenther@suse.de>
22160 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22161 address expressions.
22163 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22165 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22166 match changes in Cygwin 1.7
22167 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22168 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22170 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22172 PR tree-optimization/39701
22173 * doc/invoke.texi (Optimization Options): Document change in
22174 meaning and initialization of -fdelete-null-pointer-checks.
22176 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22178 PR middle-end/39701
22179 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22181 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22184 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22186 2009-04-10 Chao-ying Fu <fu@mips.com>
22188 * doc/tm.texi (Instruction Output): Document
22189 TARGET_ASM_FINAL_POSTSCAN_INSN.
22190 * target.h (final_postscan_insn): New field in asm_out.
22191 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22192 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22193 * final.c (final_scan_insn): Call
22194 targetm.asm_out.final_postscan_insn after outputting
22195 an asm macro and a normal instruction.
22197 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22198 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22199 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22200 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22201 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22203 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22205 PR middle-end/39701
22206 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22207 variables as non-NULL even with -fdelete-null-pointer-checks.
22209 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22211 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22213 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22216 * config/i386/i386.c (classify_argument): Handle SCmode with
22217 (bit_offset % 64) != 0.
22219 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22221 * doc/invoke.texi (Optimize Options): Add cross-reference to
22222 -Q --help=optimizers examples.
22224 2009-04-10 Ben Elliston <bje@au.ibm.com>
22227 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22228 regalign for the reg == fpr and TDmode case.
22230 2009-04-09 David Ayers <ayers@fsfe.org>
22233 * objc/objc-act.c (warn_with_method): Remove helper function.
22234 (check_duplicates): Call warning and inform directly.
22235 (really_start_method): Likewise.
22237 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22239 * expmed.c (expand_divmod): Always use a comparison for a division
22240 by a large unsigned integer.
22242 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22243 for things others than variables or functions as nonzero.
22245 2009-04-09 Nick Clifton <nickc@redhat.com>
22247 * unwind-compat.c: Change copyright header to refer to version
22248 3 of the GNU General Public License with version 3.1 of the
22249 GCC Runtime Library Exception and to point readers at the
22250 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22251 * config/alpha/crtfastmath.c: Likewise.
22252 * config/alpha/linux-unwind.h: Likewise.
22253 * config/alpha/qrnnd.asm: Likewise.
22254 * config/alpha/vms-crt0-64.c: Likewise.
22255 * config/alpha/vms-crt0.c: Likewise.
22256 * config/alpha/vms-dwarf2.asm: Likewise.
22257 * config/alpha/vms-dwarf2eh.asm: Likewise.
22258 * config/alpha/vms-psxcrt0-64.c: Likewise.
22259 * config/alpha/vms-psxcrt0.c: Likewise.
22260 * config/alpha/vms_tramp.asm: Likewise.
22261 * config/arc/initfini.c: Likewise.
22262 * config/arc/lib1funcs.asm: Likewise.
22263 * config/arm/bpabi-v6m.S: Likewise.
22264 * config/arm/bpabi.S: Likewise.
22265 * config/arm/bpabi.c: Likewise.
22266 * config/arm/crti.asm: Likewise.
22267 * config/arm/crtn.asm: Likewise.
22268 * config/arm/ieee754-df.S: Likewise.
22269 * config/arm/ieee754-sf.S: Likewise.
22270 * config/arm/lib1funcs.asm: Likewise.
22271 * config/arm/libunwind.S: Likewise.
22272 * config/arm/linux-atomic.c: Likewise.
22273 * config/arm/mmintrin.h: Likewise.
22274 * config/arm/pr-support.c: Likewise.
22275 * config/arm/unaligned-funcs.c: Likewise.
22276 * config/arm/unwind-arm.c: Likewise.
22277 * config/arm/unwind-arm.h: Likewise.
22278 * config/avr/libgcc.S: Likewise.
22279 * config/bfin/crti.s: Likewise.
22280 * config/bfin/crtlibid.s: Likewise.
22281 * config/bfin/crtn.s: Likewise.
22282 * config/bfin/lib1funcs.asm: Likewise.
22283 * config/bfin/linux-unwind.h: Likewise.
22284 * config/cris/arit.c: Likewise.
22285 * config/cris/cris_abi_symbol.c: Likewise.
22286 * config/darwin-64.c: Likewise.
22287 * config/darwin-crt2.c: Likewise.
22288 * config/darwin-crt3.c: Likewise.
22289 * config/darwin.h: Likewise.
22290 * config/dbxelf.h: Likewise.
22291 * config/dfp-bit.c: Likewise.
22292 * config/dfp-bit.h: Likewise.
22293 * config/elfos.h: Likewise.
22294 * config/fixed-bit.c: Likewise.
22295 * config/fixed-bit.h: Likewise.
22296 * config/fp-bit.c: Likewise.
22297 * config/fp-bit.h: Likewise.
22298 * config/fr30/crti.asm: Likewise.
22299 * config/fr30/crtn.asm: Likewise.
22300 * config/fr30/lib1funcs.asm: Likewise.
22301 * config/freebsd-spec.h: Likewise.
22302 * config/frv/cmovd.c: Likewise.
22303 * config/frv/cmovh.c: Likewise.
22304 * config/frv/cmovw.c: Likewise.
22305 * config/frv/frvbegin.c: Likewise.
22306 * config/frv/frvend.c: Likewise.
22307 * config/frv/lib1funcs.asm: Likewise.
22308 * config/glibc-stdint.h: Likewise.
22309 * config/h8300/clzhi2.c: Likewise.
22310 * config/h8300/crti.asm: Likewise.
22311 * config/h8300/crtn.asm: Likewise.
22312 * config/h8300/ctzhi2.c: Likewise.
22313 * config/h8300/fixunssfsi.c: Likewise.
22314 * config/h8300/lib1funcs.asm: Likewise.
22315 * config/h8300/parityhi2.c: Likewise.
22316 * config/h8300/popcounthi2.c: Likewise.
22317 * config/i386/ammintrin.h: Likewise.
22318 * config/i386/att.h: Likewise.
22319 * config/i386/avxintrin.h: Likewise.
22320 * config/i386/biarch64.h: Likewise.
22321 * config/i386/bmmintrin.h: Likewise.
22322 * config/i386/cpuid.h: Likewise.
22323 * config/i386/cross-stdarg.h: Likewise.
22324 * config/i386/crtfastmath.c: Likewise.
22325 * config/i386/crtprec.c: Likewise.
22326 * config/i386/cygming-crtbegin.c: Likewise.
22327 * config/i386/cygming-crtend.c: Likewise.
22328 * config/i386/cygwin.asm: Likewise.
22329 * config/i386/emmintrin.h: Likewise.
22330 * config/i386/gmm_malloc.h: Likewise.
22331 * config/i386/gthr-win32.c: Likewise.
22332 * config/i386/i386.h: Likewise.
22333 * config/i386/immintrin.h: Likewise.
22334 * config/i386/linux-unwind.h: Likewise.
22335 * config/i386/linux64.h: Likewise.
22336 * config/i386/mm3dnow.h: Likewise.
22337 * config/i386/mmintrin-common.h: Likewise.
22338 * config/i386/mmintrin.h: Likewise.
22339 * config/i386/nmmintrin.h: Likewise.
22340 * config/i386/pmm_malloc.h: Likewise.
22341 * config/i386/pmmintrin.h: Likewise.
22342 * config/i386/smmintrin.h: Likewise.
22343 * config/i386/sol2-c1.asm: Likewise.
22344 * config/i386/sol2-ci.asm: Likewise.
22345 * config/i386/sol2-cn.asm: Likewise.
22346 * config/i386/sol2-gc1.asm: Likewise.
22347 * config/i386/tmmintrin.h: Likewise.
22348 * config/i386/unix.h: Likewise.
22349 * config/i386/w32-unwind.h: Likewise.
22350 * config/i386/wmmintrin.h: Likewise.
22351 * config/i386/x86-64.h: Likewise.
22352 * config/i386/x86intrin.h: Likewise.
22353 * config/i386/xmmintrin.h: Likewise.
22354 * config/ia64/crtbegin.asm: Likewise.
22355 * config/ia64/crtend.asm: Likewise.
22356 * config/ia64/crtfastmath.c: Likewise.
22357 * config/ia64/crti.asm: Likewise.
22358 * config/ia64/crtn.asm: Likewise.
22359 * config/ia64/fde-glibc.c: Likewise.
22360 * config/ia64/lib1funcs.asm: Likewise.
22361 * config/ia64/linux-unwind.h: Likewise.
22362 * config/ia64/quadlib.c: Likewise.
22363 * config/ia64/unwind-ia64.c: Likewise.
22364 * config/linux.h: Likewise.
22365 * config/m32c/m32c-lib1.S: Likewise.
22366 * config/m32c/m32c-lib2-trapv.c: Likewise.
22367 * config/m32c/m32c-lib2.c: Likewise.
22368 * config/m32r/initfini.c: Likewise.
22369 * config/m68hc11/larith.asm: Likewise.
22370 * config/m68hc11/m68hc11-crt0.S: Likewise.
22371 * config/m68k/cf.md: Likewise.
22372 * config/m68k/crti.s: Likewise.
22373 * config/m68k/crtn.s: Likewise.
22374 * config/m68k/lb1sf68.asm: Likewise.
22375 * config/m68k/linux-unwind.h: Likewise.
22376 * config/mcore/crti.asm: Likewise.
22377 * config/mcore/crtn.asm: Likewise.
22378 * config/mcore/lib1.asm: Likewise.
22379 * config/mips/linux-unwind.h: Likewise.
22380 * config/mips/loongson.h: Likewise.
22381 * config/mips/mips16.S: Likewise.
22382 * config/mmix/crti.asm: Likewise.
22383 * config/mmix/crtn.asm: Likewise.
22384 * config/pa/fptr.c: Likewise.
22385 * config/pa/hpux-unwind.h: Likewise.
22386 * config/pa/lib2funcs.asm: Likewise.
22387 * config/pa/linux-atomic.c: Likewise.
22388 * config/pa/linux-unwind.h: Likewise.
22389 * config/pa/milli64.S: Likewise.
22390 * config/pa/quadlib.c: Likewise.
22391 * config/pa/stublib.c: Likewise.
22392 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22393 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22394 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22395 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22396 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22397 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22398 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22399 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22400 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22401 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22402 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22403 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22404 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22405 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22406 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22407 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22408 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22409 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22410 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22411 * config/rs6000/750cl.h: Likewise.
22412 * config/rs6000/altivec.h: Likewise.
22413 * config/rs6000/biarch64.h: Likewise.
22414 * config/rs6000/crtresfpr.asm: Likewise.
22415 * config/rs6000/crtresgpr.asm: Likewise.
22416 * config/rs6000/crtresxfpr.asm: Likewise.
22417 * config/rs6000/crtresxgpr.asm: Likewise.
22418 * config/rs6000/crtsavfpr.asm: Likewise.
22419 * config/rs6000/crtsavgpr.asm: Likewise.
22420 * config/rs6000/darwin-asm.h: Likewise.
22421 * config/rs6000/darwin-fallback.c: Likewise.
22422 * config/rs6000/darwin-fpsave.asm: Likewise.
22423 * config/rs6000/darwin-ldouble.c: Likewise.
22424 * config/rs6000/darwin-tramp.asm: Likewise.
22425 * config/rs6000/darwin-unwind.h: Likewise.
22426 * config/rs6000/darwin-vecsave.asm: Likewise.
22427 * config/rs6000/darwin-world.asm: Likewise.
22428 * config/rs6000/e500crtres32gpr.asm: Likewise.
22429 * config/rs6000/e500crtres64gpr.asm: Likewise.
22430 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22431 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22432 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22433 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22434 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22435 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22436 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22437 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22438 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22439 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22440 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22441 * config/rs6000/eabi-ci.asm: Likewise.
22442 * config/rs6000/eabi-cn.asm: Likewise.
22443 * config/rs6000/eabi.asm: Likewise.
22444 * config/rs6000/linux-unwind.h: Likewise.
22445 * config/rs6000/linux64.h: Likewise.
22446 * config/rs6000/paired.h: Likewise.
22447 * config/rs6000/paired.md: Likewise.
22448 * config/rs6000/ppc64-fp.c: Likewise.
22449 * config/rs6000/ppu_intrinsics.h: Likewise.
22450 * config/rs6000/rs6000.h: Likewise.
22451 * config/rs6000/si2vmx.h: Likewise.
22452 * config/rs6000/sol-ci.asm: Likewise.
22453 * config/rs6000/sol-cn.asm: Likewise.
22454 * config/rs6000/spe.h: Likewise.
22455 * config/rs6000/spu2vmx.h: Likewise.
22456 * config/rs6000/sysv4.h: Likewise.
22457 * config/rs6000/tramp.asm: Likewise.
22458 * config/rs6000/vec_types.h: Likewise.
22459 * config/s390/linux-unwind.h: Likewise.
22460 * config/s390/tpf-unwind.h: Likewise.
22461 * config/score/crti.asm: Likewise.
22462 * config/score/crtn.asm: Likewise.
22463 * config/sh/crt1.asm: Likewise.
22464 * config/sh/crti.asm: Likewise.
22465 * config/sh/crtn.asm: Likewise.
22466 * config/sh/divtab-sh4-300.c: Likewise.
22467 * config/sh/divtab-sh4.c: Likewise.
22468 * config/sh/divtab.c: Likewise.
22469 * config/sh/lib1funcs-4-300.asm: Likewise.
22470 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22471 * config/sh/lib1funcs.asm: Likewise.
22472 * config/sh/lib1funcs.h: Likewise.
22473 * config/sh/linux-atomic.asm: Likewise.
22474 * config/sh/linux-unwind.h: Likewise.
22475 * config/sh/shmedia.h: Likewise.
22476 * config/sh/sshmedia.h: Likewise.
22477 * config/sh/ushmedia.h: Likewise.
22478 * config/sparc/crtfastmath.c: Likewise.
22479 * config/sparc/linux-unwind.h: Likewise.
22480 * config/sparc/sol2-c1.asm: Likewise.
22481 * config/sparc/sol2-ci.asm: Likewise.
22482 * config/sparc/sol2-cn.asm: Likewise.
22483 * config/spu/divmodti4.c: Likewise.
22484 * config/spu/divv2df3.c: Likewise.
22485 * config/spu/float_disf.c: Likewise.
22486 * config/spu/float_unsdidf.c: Likewise.
22487 * config/spu/float_unsdisf.c: Likewise.
22488 * config/spu/float_unssidf.c: Likewise.
22489 * config/spu/mfc_multi_tag_release.c: Likewise.
22490 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22491 * config/spu/mfc_tag_release.c: Likewise.
22492 * config/spu/mfc_tag_reserve.c: Likewise.
22493 * config/spu/mfc_tag_table.c: Likewise.
22494 * config/spu/multi3.c: Likewise.
22495 * config/spu/spu_internals.h: Likewise.
22496 * config/spu/spu_intrinsics.h: Likewise.
22497 * config/spu/spu_mfcio.h: Likewise.
22498 * config/spu/vec_types.h: Likewise.
22499 * config/spu/vmx2spu.h: Likewise.
22500 * config/stormy16/stormy16-lib2.c: Likewise.
22501 * config/svr4.h: Likewise.
22502 * config/sync.c: Likewise.
22503 * config/v850/lib1funcs.asm: Likewise.
22504 * config/vxlib-tls.c: Likewise.
22505 * config/vxlib.c: Likewise.
22506 * config/vxworks-dummy.h: Likewise.
22507 * config/xtensa/crti.asm: Likewise.
22508 * config/xtensa/crtn.asm: Likewise.
22509 * config/xtensa/ieee754-df.S: Likewise.
22510 * config/xtensa/ieee754-sf.S: Likewise.
22511 * config/xtensa/lib1funcs.asm: Likewise.
22512 * config/xtensa/lib2funcs.S: Likewise.
22513 * config/xtensa/linux-unwind.h: Likewise.
22514 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22515 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22516 * coretypes.h: Likewise.
22517 * crtstuff.c: Likewise.
22518 * defaults.h: Likewise.
22519 * dwarf2.h: Likewise.
22520 * emutls.c: Likewise.
22521 * gbl-ctors.h: Likewise.
22522 * gcov-io.h: Likewise.
22523 * ginclude/float.h: Likewise.
22524 * ginclude/iso646.h: Likewise.
22525 * ginclude/stdarg.h: Likewise.
22526 * ginclude/stdbool.h: Likewise.
22527 * ginclude/stddef.h: Likewise.
22528 * ginclude/stdfix.h: Likewise.
22529 * ginclude/stdint-gcc.h: Likewise.
22530 * ginclude/tgmath.h: Likewise.
22531 * gthr-aix.h: Likewise.
22532 * gthr-dce.h: Likewise.
22533 * gthr-gnat.c: Likewise.
22534 * gthr-gnat.h: Likewise.
22535 * gthr-lynx.h: Likewise.
22536 * gthr-mipssde.h: Likewise.
22537 * gthr-nks.h: Likewise.
22538 * gthr-posix.c: Likewise.
22539 * gthr-posix.h: Likewise.
22540 * gthr-posix95.h: Likewise.
22541 * gthr-rtems.h: Likewise.
22542 * gthr-single.h: Likewise.
22543 * gthr-solaris.h: Likewise.
22544 * gthr-tpf.h: Likewise.
22545 * gthr-vxworks.h: Likewise.
22546 * gthr-win32.h: Likewise.
22547 * gthr.h: Likewise.
22548 * libgcc2.c: Likewise.
22549 * libgcc2.h: Likewise.
22550 * libgcov.c: Likewise.
22551 * tsystem.h: Likewise.
22552 * typeclass.h: Likewise.
22553 * unwind-c.c: Likewise.
22554 * unwind-compat.h: Likewise.
22555 * unwind-dw2-fde-compat.c: Likewise.
22556 * unwind-dw2-fde-darwin.c: Likewise.
22557 * unwind-dw2-fde-glibc.c: Likewise.
22558 * unwind-dw2-fde.c: Likewise.
22559 * unwind-dw2-fde.h: Likewise.
22560 * unwind-dw2.c: Likewise.
22561 * unwind-dw2.h: Likewise.
22562 * unwind-generic.h: Likewise.
22563 * unwind-pe.h: Likewise.
22564 * unwind-sjlj.c: Likewise.
22565 * unwind.inc: Likewise.
22566 * config/arm/neon-gen.ml: Change generated copyright header to
22567 refer to version 3 of the GNU General Public License with
22568 version 3.1 of the GCC Runtime Library Exception and to point
22569 readers at the COPYING3 and COPYING3.RUNTIME files and the
22570 FSF's license web page.
22571 * config/arm/arm_neon.h: Regenerate.
22573 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22575 * config/cris/cris.md: Change copyright header to refer to version
22576 3 of the GNU General Public License.
22577 * doc/install.texi2html: Change copyright header to refer to version
22578 3 of the GNU General Public License and to point readers at the
22579 COPYING3 file and the FSF's license web page.
22580 * config/vax/linux.h: Likewise.
22582 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22584 * config/i386/i386.md (cmpcc): New.
22585 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22586 (sync_compare_and_swap_cc*): Delete.
22588 * config/s390/s390.c (s390_compare_emitted): Remove.
22589 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22590 s390_compare_emitted used to be handled. Assert that modes match.
22591 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22592 refer to sync_compare_and_swap_ccsi.
22593 * config/s390/s390.h (s390_compare_emitted): Remove.
22594 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22595 instead of s390_compare_emitted.
22596 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22597 instead of s390_compare_emitted.
22598 * config/s390/s390.md (cmpcc): New.
22599 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22600 CC_REGNUM, do not pretend it's set.
22601 (sync_compare_and_swap_cc*): Delete.
22602 * config/s390/predicates.md (cc_reg_operand): New.
22604 * expr.c (sync_compare_and_swap_cc): Delete.
22605 * optabs.h (sync_compare_and_swap_cc): Delete.
22606 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22607 is being used with can_compare_p.
22608 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22609 (find_cc_set): New.
22610 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22611 look for a MODE_CC set instead. Use emit_store_flag.
22612 (expand_compare_and_swap_loop): Likewise, with some additional
22613 complication to avoid a force_reg when useless. Use
22614 emit_cmp_and_jump_insns.
22615 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22616 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22617 sync_compare_and_swap documentation.
22619 2009-04-09 Jan Hubicka <jh@suse.cz>
22621 * except.c (find_prev_try): Break out from ....
22622 (duplicate_eh_regions): ... here; properly update prev_try pointers
22623 when duplication part of tree.
22624 (dump_eh_tree): Improve dumping.
22625 (verify_eh_region): New.
22626 (verify_eh_tree): Use it.
22628 2009-04-06 Richard Guenther <rguenther@suse.de>
22630 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22631 &ARRAY addresses by adjusting their types and prepending
22633 * tree-cfg.c (verify_gimple_assign_single): Verify that
22634 addresses are correct.
22636 2009-04-09 Richard Guenther <rguenther@suse.de>
22638 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22639 indices into an array reference if possible.
22640 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22641 Fold POINTER_PLUS_EXPR statements with invariant address.
22643 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22646 * config.gcc (powerpc64-*-linux*): Always build biarch.
22648 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22651 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22652 it and pedwarn if this results in an INTEGER_CST.
22654 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22656 * doc/install.texi: Update minimum GMP version. Remove obsolete
22657 text in MPFR section.
22659 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22661 * dwarf2out.c (class_scope_p): New static inline.
22662 (class_or_namespace_scope_p): Use it.
22663 (gen_variable_die): Use DW_TAG_member tag for static data member
22664 declarations instead of DW_TAG_variable.
22666 PR middle-end/39573
22667 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22670 2009-04-08 Richard Guenther <rguenther@suse.de>
22672 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22673 valueize random data.
22675 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22677 * config.gcc (aix tm_file): Add aix-stdint.h.
22678 (aix tm clause use_gcc_stdint): Set to wrap.
22679 * config/rs6000/aix-stdint.h: New file.
22681 2009-04-08 Richard Guenther <rguenther@suse.de>
22683 PR middle-end/36291
22684 * tree-dfa.c (add_referenced_var): Do not recurse into
22685 global initializers.
22686 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22688 (fold_const_aggregate_ref): Likewise.
22690 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22692 * recog.c (ordered_comparison_operator): New.
22693 * gensupport.c (std_preds): Add it.
22694 * doc/md.texi (Machine-Independent Predicates): Document it.
22696 2009-04-08 Jan Hubicka <jh@suse.cz>
22698 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22699 * function.h (rtl_eh): Remove exception_handler_label_map.
22700 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22701 remove_exception_handler_label, for_each_eh_label_1): Remove.
22702 (rtl_remove_unreachable_regions): Remove.
22703 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22704 (find_exception_handler_labels): Don't build the hashtable.
22705 (maybe_remove_eh_handler): Remove.
22706 (for_each_eh_label): Rewrite to walk the tree.
22707 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22708 * except.h (maybe_remove_eh_handler): Remove.
22709 * passes.c (init_optimization_passes): Schedule second EH cleanup
22711 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22712 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22714 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22716 * genoutput.c (validate_optab_operands): New.
22717 (gen_insn, gen_expand): Call it.
22719 * genflags.c (gen_insn): Detect misused iterators.
22720 (main): Pass line_no to gen_insn, exit with status 1 on error.
22722 * genextract.c (line_no): Make global.
22723 (VEC_safe_set_locstr): Change assertion to error message.
22724 (main): Exit with status 1 on error.
22726 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22730 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22731 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22732 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22733 * c-convert.c (convert): Do not call fold on results of conversion
22734 functions when the result is a C_MAYBE_CONST_EXPR.
22735 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22736 of __builtin_choose_expr.
22737 * c-typeck.c (remove_c_maybe_const_expr): New.
22738 (build_unary_op, build_conditional_expr, build_compound_expr,
22739 build_binary_op, c_objc_common_truthvalue_conversion): Call
22740 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22743 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22745 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22746 CODE to produce a new one. Add a prototype to use fold_convert_const
22748 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22751 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22752 mix declarations and code.
22754 2009-04-08 Ben Elliston <bje@au.ibm.com>
22756 * gcc.c: Replace `CC' with `GCC' throughout.
22758 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22760 * doc/invoke.texi: Document Atom support.
22762 2009-04-07 Jason Merrill <jason@redhat.com>
22765 * c-common.h, c-common.c: Add flag_pretty_templates.
22766 * c-opts.c (c_common_handle_option): Set it.
22767 * c.opt: Add -fno-pretty-templates.
22768 * doc/invoke.texi (C++ Dialect Options): Likewise.
22770 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22772 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22773 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22774 (ia64_expand_builtin): Likewise.
22776 2009-04-07 Martin Jambor <mjambor@suse.cz>
22778 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22779 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22780 ADDR_EXPRS are include too.
22782 2009-04-07 Richard Guenther <rguenther@suse.de>
22784 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22785 decls are only used if passes as parameters or if they are
22786 local statics and the call is not to a builtin.
22787 (call_may_clobber_ref_p_1): Likewise.
22789 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22791 * expr.c (do_store_flag): Remove last argument. Simplify code
22792 to avoid duplication of tests already done by can_compare_p.
22793 (expand_expr_real_1): Adjust caller.
22795 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22797 * optabs.c (can_compare_p): Test the predicate of a
22798 cbranch and cstore pattern.
22800 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22802 * expr.c (convert_move): Use emit_store_flag instead of
22805 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22807 * config/i386/i386.c (ix86_compare_emitted): Remove.
22808 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22809 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22810 * config/i386/i386.h (ix86_compare_emitted): Remove.
22811 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22812 instead of ix86_compare_emitted.
22813 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22815 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22817 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22818 Add t-sysroot-suffix to tmake_file.
22819 * config/print-sysroot-suffix.sh: New file.
22820 * config/t-sysroot-suffix: New file.
22822 2009-04-07 Ben Elliston <bje@au.ibm.com>
22824 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22825 as the latter produces a warning when the target does not support
22828 2009-04-07 Ben Elliston <bje@au.ibm.com>
22830 * dfp.c: Replace type punning assignments with memcpy throughout.
22831 * Makefile.in (dfp.o-warn): Remove.
22833 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22836 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22837 Include soft-fp/t-softfp after rs6000/t-linux64.
22839 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22841 * stor-layout.c (set_sizetype): Use the full precision of their
22842 machine mode for bitsize types.
22844 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22846 * config/i386/i386.md: Revert 2 accidental checkins.
22848 2009-04-06 Joey Ye <joey.ye@intel.com>
22849 Xuepeng Guo <xuepeng.guo@intel.com>
22850 H.J. Lu <hongjiu.lu@intel.com>
22852 Atom pipeline model, tuning and insn selection.
22853 * config.gcc (atom): Add atom config options and target.
22855 * config/i386/atom.md: New.
22857 * config/i386/i386.c (atom_cost): New cost.
22858 (m_ATOM): New macro flag.
22859 (initial_ix86_tune_features): Set m_ATOM.
22860 (x86_accumulate_outgoing_args): Likewise.
22861 (x86_arch_always_fancy_math_387): Likewise.
22862 (processor_target): Add Atom cost.
22863 (cpu_names): Add Atom cpu name.
22864 (override_options): Set Atom ISA.
22865 (ix86_issue_rate): New case PROCESSOR_ATOM.
22866 (ix86_adjust_cost): Likewise.
22868 * config/i386/i386.h (TARGET_ATOM): New target macro.
22869 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22870 (TARGET_OPT_AGU): New target option.
22871 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22872 (processor_type): Add PROCESSOR_ATOM.
22874 * config/i386/i386.md (cpu): Add new value "atom".
22875 (use_carry, movu): New attr.
22876 (atom.md): Include atom.md.
22877 (adddi3_carry_rex64): Set attr "use_carry".
22878 (addqi3_carry): Likewise.
22879 (addhi3_carry): Likewise.
22880 (addsi3_carry): Likewise.
22881 (*addsi3_carry_zext): Likewise.
22882 (subdi3_carry_rex64): Likewise.
22883 (subqi3_carry): Likewise.
22884 (subhi3_carry): Likewise.
22885 (subsi3_carry): Likewise.
22886 (x86_movdicc_0_m1_rex64): Likewise.
22887 (*x86_movdicc_0_m1_se): Likewise.
22888 (x86_movsicc_0_m1): Likewise.
22889 (*x86_movsicc_0_m1_se): Likewise.
22890 (*adddi_1_rex64): Emit add insn as much as possible.
22891 (*addsi_1): Likewise.
22892 (return_internal): Set atom_unit.
22893 (return_internal_long): Likewise.
22894 (return_pop_internal): Likewise.
22895 (*rcpsf2_sse): Set atom_sse_attr attr.
22896 (*qrt<mode>2_sse): Likewise.
22897 (*prefetch_sse): Likewise.
22899 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22901 (ix86_target_macros_internal): Likewise.
22903 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22904 (*prefetch_sse_rex): Likewise.
22905 (sse_rcpv4sf2): Likewise.
22906 (sse_vmrcpv4sf2): Likewise.
22907 (sse_sqrtv4sf2): Likewise.
22908 (<sse>_vmsqrt<mode>2): Likewise.
22909 (sse_ldmxcsr): Likewise.
22910 (sse_stmxcsr): Likewise.
22911 (*sse_sfence): Likewise.
22912 (sse2_clflush): Likewise.
22913 (*sse2_mfence): Likewise.
22914 (*sse2_lfence): Likewise.
22915 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22916 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22917 (avx_movdqu<avxmodesuffix>): Likewise.
22918 (avx_lddqu<avxmodesuffix>): Likewise.
22919 (sse2_movntv2di): Change attr "type" to "ssemov".
22920 (sse2_movntsi): Likewise.
22921 (rsqrtv8sf2): Change attr "type" to "sseadd".
22922 (sse3_addsubv2df3): Set attr "atom_unit".
22923 (sse3_h<plusminus_insn>v4sf3): Likewise.
22924 (*sse2_pmaddwd): Likewise.
22925 (*vec_extractv2di_1_rex64): Likewise.
22926 (*vec_extractv2di_1_avx): Likewise.
22927 (sse2_psadbw): Likewise.
22928 (ssse3_phaddwv8hi3): Likewise.
22929 (ssse3_phaddwv4hi3): Likewise.
22930 (ssse3_phadddv4si3): Likewise.
22931 (ssse3_phadddv2si3): Likewise.
22932 (ssse3_phaddswv8hi3): Likewise.
22933 (ssse3_phaddswv4hi3): Likewise.
22934 (ssse3_phsubwv8hi3): Likewise.
22935 (ssse3_phsubwv4hi3): Likewise.
22936 (ssse3_phsubdv4si3): Likewise.
22937 (ssse3_phsubdv2si3): Likewise.
22938 (ssse3_phsubswv8hi3): Likewise.
22939 (ssse3_phsubswv4hi3): Likewise.
22940 (ssse3_pmaddubsw128): Likewise.
22941 (sse3_pmaddubsw: Likewise.
22942 (ssse3_palignrti): Likewise.
22943 (ssse3_palignrdi): Likewise.
22945 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22947 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22949 2009-04-06 Richard Guenther <rguenther@suse.de>
22951 PR tree-optimization/28868
22952 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22953 of which PHI results we inserted.
22954 (insert_into_preds_of_block): Record inserted PHIs.
22955 (eliminate): Eliminate redundant PHI nodes.
22956 (init_pre): Init inserted_phi_names.
22958 2009-04-06 Richard Guenther <rguenther@suse.de>
22960 PR tree-optimization/39643
22961 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22962 IMAGPART_EXPRs of complex constants.
22963 (execute_fold_all_builtins): If we folded a call queue
22964 TODO_update_address_taken.
22966 2009-04-06 Jan Hubicka <jh@suse.cz>
22968 PR middle-end/39659
22969 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22972 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22974 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22976 (ic_invalidate_array): Likewise.
22978 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22980 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22981 alignment for library calls.
22983 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22985 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22986 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22987 * config/i386/mingw-stdint.h: New file.
22989 2009-04-05 Richard Guenther <rguenther@suse.de>
22991 PR tree-optimization/39648
22992 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22993 our &A vs. &A[0] IL deficiencies.
22995 2009-04-04 Jan Hubicka <jh@suse.cz>
22997 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22998 removed toplevel regions.
22999 (sjlj_mark_call_sites): Likewise.
23001 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23003 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23004 (cygwin tm clause use_gcc_stdint): Set to wrap.
23005 * config/i386/cygwin-stdint.h: New file.
23007 2009-04-04 Richard Guenther <rguenther@suse.de>
23009 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23010 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23011 single-argument PHIs if we are in loop-closed SSA form.
23012 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23013 for the pre-condition.
23014 (slpeel_tree_peel_loop_to_edge): Likewise.
23015 (vect_build_loop_niters): Take an optional sequence to append stmts.
23016 (vect_generate_tmps_on_preheader): Likewise.
23017 (vect_do_peeling_for_loop_bound): Take extra guards for the
23019 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23020 the cost model check.
23021 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23022 guards if we are going to peel. Do not apply versioning in that case.
23023 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23024 (vect_do_peeling_for_loop_bound): Likewise.
23025 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23026 loop bound only record extra pre-conditions, do not apply loop
23029 2009-04-04 Richard Guenther <rguenther@suse.de>
23031 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23034 2009-04-04 Jan Hubicka <jh@suse.cz>
23036 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23037 last_basic_block for size of bb->index indexed array.
23038 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23039 compute_out, link_btr_uses, build_btr_def_use_webs,
23040 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23042 2009-04-04 Jan Hubicka <jh@suse.cz>
23044 * except.c (remove_eh_handler_and_replace): Break out from ...
23045 (remove_eh_handler): ... here.
23046 (bring_to_root): New function.
23047 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23048 handled ones, bring others to root of tree.
23050 2009-04-04 Jan Hubicka <jh@suse.cz>
23052 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23053 (all_phis_safe_to_merge): New function.
23054 (update_info): New structure.
23055 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23056 (cleanup_empty_eh): Update SSA if possible.
23058 2009-04-04 Richard Guenther <rguenther@suse.de>
23060 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23061 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23062 (append_vuse): Likewise.
23064 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23066 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23067 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23068 instead of REG_UNSAVED for DW_CFA_undefined.
23069 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23070 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23073 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23076 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23078 2009-04-04 Richard Guenther <rguenther@suse.de>
23080 PR tree-optimization/8781
23081 PR tree-optimization/37892
23082 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23083 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23084 (valueize_refs): Call it for *& valueizations.
23085 (shared_reference_ops_from_ref): Rename to ...
23086 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23087 (shared_reference_ops_from_call): Rename to ...
23088 (valueize_shared_reference_ops_from_call): ... this and valueize.
23089 (vn_reference_lookup): Update.
23090 (visit_reference_op_call): Likewise.
23091 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23092 (eliminate): Value-replace the call address in call statements.
23094 2009-04-04 Richard Guenther <rguenther@suse.de>
23096 PR tree-optimization/39636
23097 * tree-ssa-forwprop.c
23098 (forward_propagate_addr_into_variable_array_index): Check for
23099 GIMPLE_ASSIGN before accessing the rhs code.
23101 2009-04-03 Jason Merrill <jason@redhat.com>
23103 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23105 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23107 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23108 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23109 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23110 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23111 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23112 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23113 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23114 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23115 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23116 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23117 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23118 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23119 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23120 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23121 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23122 Use fr_reg_or_fp01_operand instead of fr_register_operand
23124 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23125 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23126 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23128 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23130 PR rtl-optimization/39607
23131 PR rtl-optimization/39631
23135 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23136 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23137 instead of DF_LR_OUT.
23138 * ira-lives.c (process_bb_node_lives): Ditto.
23139 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23140 instead of DF_LR_{OUT,IN}.
23141 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23142 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23144 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23146 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23147 (execute_lower_omp): Always run but take the short way out if -fopenmp
23149 (gate_lower_omp): Remove, forcing the pass manager to always run the
23150 pass and always set PROP_gimple_lomp.
23151 (pass_lower_omp): Remove gate function.
23152 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23153 PROP_trees. Instead, require it.
23154 * ipa-cp.c (pass_ipa_cp): Likewise.
23155 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23156 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23157 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23158 and PROP_gimple_leh.
23160 2009-04-03 Richard Guenther <rguenther@suse.de>
23162 PR middle-end/13146
23163 PR tree-optimization/23940
23164 PR tree-optimization/33237
23165 PR middle-end/33974
23166 PR middle-end/34093
23167 PR tree-optimization/36201
23168 PR tree-optimization/36230
23169 PR tree-optimization/38049
23170 PR tree-optimization/38207
23171 PR tree-optimization/38230
23172 PR tree-optimization/38301
23173 PR tree-optimization/38585
23174 PR middle-end/38895
23175 PR tree-optimization/38985
23176 PR tree-optimization/39299
23177 * tree-ssa-structalias.h: Remove.
23178 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23179 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23180 (struct vuse_element_d): Remove.
23181 (struct vuse_vec_d): Likewise.
23182 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23183 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23184 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23185 VUSE_ELEMENT_VAR): Likewise.
23186 (struct voptype_d): Likewise.
23187 (NUM_VOP_FREE_BUCKETS): Likewise.
23188 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23189 (struct stmt_operands_d): Remove.
23190 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23191 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23192 VDEF_NUM, VDEF_VECT): Likewise.
23193 (copy_virtual_operands): Remove.
23194 (operand_build_cmp): Likewise.
23195 (create_ssa_artificial_load_stmt): Likewise.
23196 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23197 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23198 vuse_index and mayuse_index members. Pack and move done and iter_type
23199 members to the front.
23200 (SSA_OP_VMAYUSE): Remove.
23201 (SSA_OP_VIRTUAL_USES): Adjust.
23202 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23203 (unlink_stmt_vdef): Declare.
23204 (add_to_addressable_set): Remove.
23205 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23206 (vrp_visit_stmt): Likewise.
23207 * doc/tree-ssa.texi (Alias analysis): Update.
23208 * doc/invoke.texi (max-aliased-vops): Remove docs.
23209 (avg-aliased-vops): Likewise.
23210 * tree-into-ssa.c (syms_to_rename): Remove.
23211 (need_to_update_vops_p): Likewise.
23212 (need_to_initialize_update_ssa_p): Rename to ...
23213 (update_ssa_initialized_fn): ... this. Track function we are
23215 (symbol_marked_for_renaming): Simplify.
23216 (add_new_name_mapping): Do not set need_to_update_vops_p.
23217 (dump_currdefs): Use SYMS_TO_RENAME.
23218 (rewrite_update_stmt): Always walk all uses/defs.
23219 (dump_update_ssa): Adjust.
23220 (init_update_ssa): Take function argument. Track what we are
23222 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23223 (create_new_def_for): Initialize for cfun, assert we are initialized
23225 (mark_sym_for_renaming): Simplify.
23226 (mark_set_for_renaming): Do not initialize update-ssa.
23227 (need_ssa_update_p): Simplify. Take function argument.
23228 (name_mappings_registered_p): Assert we ask for the correct function.
23229 (name_registered_for_update_p): Likewise.
23230 (ssa_names_to_replace): Likewise.
23231 (release_ssa_name_after_update_ssa): Likewise.
23232 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23233 (dump_decl_set): Do not print a newline.
23234 (debug_decl_set): Do it here.
23235 (dump_update_ssa): And here.
23236 * tree-ssa-loop-im.c (move_computations): Adjust.
23237 (movement_possibility): Likewise.
23238 (determine_max_movement): Likewise.
23239 (gather_mem_refs_stmt): Likewise.
23240 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23241 or NAME_MEMORY_TAG.
23242 * tree-complex.c (update_all_vops): Remove.
23243 (expand_complex_move): Adjust.
23244 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23245 Simplify test for memory referencing statement. Exclude
23246 non-invariant ADDR_EXPRs.
23247 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23248 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23249 (rdg_flag_uses): Likewise.
23250 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23252 (tree_optimize_tail_calls_1): Also split the
23253 edge from the entry block if we have degenerate PHI nodes in
23254 the first basic block.
23255 * tree.c (init_ttree): Remove memory-tag related code.
23256 (tree_code_size): Likewise.
23257 (tree_node_structure): Likewise.
23258 (build7_stat): Re-write to be build6_stat.
23259 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23260 (SSA_VAR_P): Adjust.
23261 (struct tree_memory_tag): Remove.
23262 (struct tree_memory_partition_tag): Likewise.
23263 (union tree_node): Adjust.
23264 (build7): Re-write to be build6.
23265 * tree-pass.h (pass_reset_cc_flags): Remove.
23266 (TODO_update_address_taken): New flag.
23267 (pass_simple_dse): Remove.
23268 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23269 * params.h (MAX_ALIASED_VOPS): Remove.
23270 (AVG_ALIASED_VOPS): Likewise.
23271 * omp-low.c (expand_omp_taskreg): Update SSA form.
23272 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23273 aliases the lhs in a copy stmt.
23274 * tree-ssa-dse.c (struct address_walk_data): Remove.
23275 (memory_ssa_name_same): Likewise.
23276 (memory_address_same): Likewise.
23277 (get_kill_of_stmt_lhs): Likewise.
23278 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23279 unused stores. Look through PHI nodes into post-dominated regions.
23280 (dse_optimize_stmt): Simplify. Properly remove stores.
23281 (tree_ssa_dse): Compute dominators.
23282 (execute_simple_dse): Remove.
23283 (pass_simple_dse): Likewise.
23284 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23285 gimple_loaded_syms and gimple_stored_syms computation.
23286 * toplev.c (dump_memory_report): Dump alias and pta stats.
23287 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23288 (vn_reference_eq): Likewise.
23289 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23290 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23291 valueize_vuses): Remove.
23292 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23293 (get_def_ref_stmt_vuse): ... this.
23294 (vn_reference_lookup_2): New function.
23295 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23296 walking equivalent vuses. Simplify.
23297 (vn_reference_lookup): Likewise.
23298 (vn_reference_insert): Likewise.
23299 (vn_reference_insert_pieces): Likewise.
23300 (visit_reference_op_call): Simplify.
23301 (visit_reference_op_load): Likewise.
23302 (visit_reference_op_store): Likewise.
23303 (init_scc_vn): Remove shared_lookup_vuses initialization.
23304 (free_scc_vn): Remove shared_lookup_vuses freeing.
23305 (sort_vuses, sort_vuses_heap): Remove.
23306 (get_ref_from_reference_ops): Export.
23307 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23308 vector with single vuse pointer.
23309 (vn_reference_lookup_pieces, vn_reference_lookup,
23310 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23311 (shared_vuses_from_stmt): Remove.
23312 (get_ref_from_reference_ops): Declare.
23313 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23314 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23315 memory-tag related code.
23316 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23317 (likely_value): Add comment, skip static-chain of call statements.
23318 (surely_varying_stmt_p): Adjust.
23319 (gimplify_and_update_call_from_tree): Likewise.
23320 (execute_fold_all_builtins): Do not rebuild alias info.
23321 (gimplify_and_update_call_from_tree): Properly update VOPs.
23322 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23323 (copy_ref_info): Remove memory-tag related code.
23324 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23325 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23326 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23328 * tree-ssa-dom.c (gimple_p): Remove typedef.
23329 (eliminate_redundant_computations): Adjust.
23330 (record_equivalences_from_stmt): Likewise.
23331 (avail_expr_hash): Likewise.
23332 (avail_expr_eq): Likewise.
23333 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23334 (stmt_makes_single_load): Likewise.
23335 (stmt_makes_single_store): Likewise.
23336 * tree-ssa-alias.c: Rewrite completely.
23337 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23338 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23339 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23340 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23341 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23342 Remove public functions.
23343 (pass_reset_cc_flags): Remove.
23344 (pass_build_alias): Move ...
23345 * tree-ssa-structalias.c (pass_build_alias): ... here.
23346 * tree-ssa-alias.c (may_be_aliased): Move ...
23347 * tree-flow-inline.h (may_be_aliased): ... here.
23348 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23349 count_uses_and_derefs): Move ...
23350 * gimple.c: ... here.
23351 * gimple.h (count_uses_and_derefs): Declare.
23352 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23353 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23354 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23355 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23356 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23357 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23358 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23360 * tree-dfa.c (refs_may_alias_p): Move ...
23361 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23362 * tree-ssa-alias.h: New file.
23363 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23364 (statement_sink_location): Likewise.
23365 * opts.c (decode_options): Do not adjust max-aliased-vops or
23366 avg-aliased-vops values.
23367 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23368 (TV_CALL_CLOBBER): Likewise.
23369 (TV_FLOW_SENSITIVE): Likewise.
23370 (TV_FLOW_INSENSITIVE): Likewise.
23371 (TV_MEMORY_PARTITIONING): Likewise.
23372 (TV_ALIAS_STMT_WALK): New timevar.
23373 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23374 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23375 (get_address_description): Remove memory-tag related code.
23376 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23377 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23378 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23379 and immediate uses in statements. Document.
23380 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23381 (dump_symbols): Remove.
23382 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23383 * alias.c (get_deref_alias_set): New function split out from ...
23384 (get_alias_set): ... here.
23385 * alias.h (get_deref_alias_set): Declare.
23386 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23387 type parameter. Remove restrict pointer handling. Create a
23388 ref-all pointer in case type-based alias sets do not conflict.
23389 (vect_analyze_data_refs): Remove SMT related code.
23390 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23391 (vectorizable_load): Likewise.
23392 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23393 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23394 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23395 Ignore vops and SMTs.
23396 (dr_analyze_alias): Likewise..
23397 (free_data_ref): Likewise.
23398 (create_data_ref): Likewise.
23399 (analyze_all_data_dependences): Likewise.
23400 (get_references_in_stmt): Adjust.
23401 * tree-flow-inline.h (gimple_aliases_computed_p,
23402 gimple_addressable_vars, gimple_call_clobbered_vars,
23403 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23404 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23405 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23406 gimple_mem_ref_stats): Remove.
23407 (gimple_vop): New function.
23408 (op_iter_next_use): Remove vuses and mayuses cases.
23409 (op_iter_next_def): Remove vdefs case.
23410 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23411 (clear_and_done_ssa_iter): Do not set removed fields.
23412 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23413 Assert we are not iterating over vuses or vdefs if not also
23414 iterating over uses or defs.
23415 (op_iter_init_use): Likewise.
23416 (op_iter_init_def): Likewise.
23417 (op_iter_next_vdef): Remove.
23418 (op_iter_next_mustdef): Likewise.
23419 (op_iter_init_vdef): Likewise.
23420 (compare_ssa_operands_equal): Likewise.
23421 (link_use_stmts_after): Handle vuse operand.
23422 (is_call_used): Use is_call_clobbered.
23423 (is_call_clobbered): Global variables are always call clobbered,
23424 query the call-clobbers bitmap.
23425 (mark_call_clobbered): Ignore global variables.
23426 (clear_call_clobbered): Likewise.
23427 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23428 virtual operands sanity check.
23429 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23431 (TARGET_MEM_REF): Remove TMR_TAG operand.
23432 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23433 Remove call-clobber related code.
23434 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23435 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23436 partitions or escape reason.
23437 (get_single_def_stmt, get_single_def_stmt_from_phi,
23438 get_single_def_stmt_with_phi): Remove.
23439 (dump_referenced_vars): Tidy.
23440 (get_ref_base_and_extent): Allow bare decls.
23441 (collect_dfa_stats): Adjust.
23442 * graphite.c (rename_variables_in_stmt): Adjust.
23443 (graphite_copy_stmts_from_block): Likewise.
23444 (translate_clast): Likewise.
23445 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23447 (translate_vuse_through_block): Use the oracle.
23448 (phi_translate_1): Adjust.
23449 (value_dies_in_block_x): Use the oracle. Cache the outcome
23451 (valid_in_sets): Check if the VUSE for
23452 a REFERENCE is available.
23453 (eliminate): Do not remove stmts during elimination,
23454 instead queue and remove them afterwards.
23455 (do_pre): Do not rebuild alias info.
23456 (pass_pre): Run TODO_rebuild_alias before PRE.
23457 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23458 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23459 (mark_all_v_defs_stmt): Remove.
23460 (mark_all_v_defs_seq): Adjust.
23461 (sra_replace): Likewise.
23462 (scalarize_use): Likewise.
23463 (scalarize_copy): Likewise.
23464 (scalarize_init): Likewise.
23465 (scalarize_ldst): Likewise.
23466 (todoflags): Remove.
23467 (tree_sra): Do not rebuild alias info.
23468 (tree_sra_early): Adjust.
23469 (pass_sra): Run TODO_update_address_taken before SRA.
23470 * tree-predcom.c (set_alias_info): Remove.
23471 (prepare_initializers_chain): Do not call it.
23472 (mark_virtual_ops_for_renaming): Adjust.
23473 (mark_virtual_ops_for_renaming_list): Remove.
23474 (initialize_root_vars): Adjust.
23475 (initialize_root_vars_lm): Likewise.
23476 (prepare_initializers_chain): Likewise.
23477 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23478 (may_propagate_copy_into_stmt): Likewise.
23479 (merge_alias_info): Do nothing for now.
23480 (propagate_tree_value_into_stmt): Adjust.
23481 (stmt_may_generate_copy): Likewise.
23482 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23483 not mark symbols for renaming.
23484 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23485 with the same statement, make sure to update the new pointed-to one.
23486 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23487 call statements, do not mark symbols for renaming.
23488 (mark_operand_necessary): Dump something.
23489 (ref_may_be_aliased): New function.
23490 (mark_aliased_reaching_defs_necessary_1): New helper function.
23491 (mark_aliased_reaching_defs_necessary): Likewise.
23492 (mark_all_reaching_defs_necessary_1): Likewise.
23493 (mark_all_reaching_defs_necessary): Likewise.
23494 (propagate_necessity): Do not process virtual PHIs. For
23495 non-aliased loads mark all reaching definitions as necessary.
23496 For aliased loads and stores mark the immediate dominating
23497 aliased clobbers as necessary.
23498 (visited): New global static.
23499 (perform_tree_ssa_dce): Free visited bitmap after propagating
23501 (remove_dead_phis): Perform simple dead virtual PHI removal.
23502 (remove_dead_stmt): Properly unlink virtual operands when
23504 (eliminate_unnecessary_stmts): Schedule PHI removal after
23506 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23507 (process_replaceable): Likewise.
23508 (find_replaceable_in_bb): Likewise.
23509 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23510 based on the single gimple vop.
23511 (verify_flow_insensitive_alias_info): Remove.
23512 (verify_flow_sensitive_alias_info): Likewise.
23513 (verify_call_clobbering): Likewise.
23514 (verify_memory_partitions): Likewise.
23515 (verify_alias_info): Likewise.
23516 (verify_ssa): Adjust..
23517 (execute_update_addresses_taken): Export. Update SSA
23518 manually. Optimize only when optimizing. Use a local bitmap.
23519 (pass_update_address_taken): Remove TODO_update_ssa, add
23521 (pass_update_address_taken): Just use TODO_update_address_taken.
23522 (init_tree_ssa): Do not initialize addressable_vars.
23523 (verify_ssa): Verify new VUSE / VDEF properties.
23524 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23525 Do not call verify_alias_info.
23526 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23527 Do not free the loaded and stored syms bitmaps. Reset the escaped
23528 and callused solutions. Do not free addressable_vars.
23529 Remove memory-tag related code.
23530 (warn_uninitialized_var): Aliases are always available.
23531 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23532 * lambda-code.c (can_put_in_inner_loop): Adjust.
23533 (can_put_after_inner_loop): Likewise.
23534 (perfect_nestify): Likewise.
23535 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23536 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23537 (vectorizable_conversion): Do not mark symbols for renaming.
23538 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23539 (expand_call_inline): Unlink the calls virtual operands before
23541 (tree_function_versioning): Do not call update_ssa if we are not
23542 updating clones. Simplify.
23543 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23544 (propagate_with_phi): Likewise..
23545 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23546 clobber code. Assert we are not aliased or global.
23547 * tree-flow.h: Include tree-ssa-alias.h
23548 (enum escape_type): Remove.
23549 (struct mem_sym_stats_d): Likewise.
23550 (struct mem_ref_stats_d): Likewise.
23551 (struct gimple_df): Add vop member. Remove global_var,
23552 call_clobbered_vars, call_used_vars, addressable_vars,
23553 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23554 escaped and callused members.
23555 (struct ptr_info_def): Remove all members, add points-to solution
23557 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23558 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23559 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23560 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23561 (tree-ssa-alias.o): Likewise.
23562 (toplev.o): Add tree-ssa-alias.h
23563 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23564 * gimple.c (gimple_set_bb): Fix off-by-one error.
23565 (is_gimple_reg): Do not handle memory tags.
23566 (gimple_copy): Also copy virtual operands.
23567 Delay updating the statement. Do not reset loaded and stored syms.
23568 (gimple_set_stored_syms): Remove.
23569 (gimple_set_loaded_syms): Likewise.
23570 (gimple_call_copy_skip_args): Copy the virtual operands
23571 and mark the new statement modified.
23572 * tree-ssa-structalias.c (may_alias_p): Remove.
23573 (set_uids_in_ptset): Take the alias set to prune with as
23574 parameter. Fold in the alias test of may_alias_p.
23575 (compute_points_to_sets): Compute whether a ptr is dereferenced
23576 in a local sbitmap.
23577 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23578 other ADDRESSOF constraints on the lhs.
23579 (get_constraint_for_component_ref): Assert that we don't get
23580 ADDRESSOF constraints from the base of the reference.
23581 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23582 (struct variable_info): Remove collapsed_to member.
23583 (get_varinfo_fc): Remove.
23584 (new_var_info): Do not set collapsed_to.
23585 (dump_constraint): Do not follow cycles.
23586 (dump_constraint_graph): Likewise.
23587 (build_pred_graph): Likewise.
23588 (build_succ_graph): Likewise.
23589 (rewrite_constraints): Likewise.
23590 (do_simple_structure_copy): Remove.
23591 (do_rhs_deref_structure_copy): Remove.
23592 (do_lhs_deref_structure_copy): Remove.
23593 (collapse_rest_of_var): Remove.
23594 (do_structure_copy): Re-implement.
23595 (pta_stats): New global variable.
23596 (dump_pta_stats): New function.
23597 (struct constraint_expr): Make offset signed.
23598 (UNKNOWN_OFFSET): Define special value.
23599 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23600 (solution_set_expand): New helper function split out from ...
23601 (do_sd_constraint): ... here.
23602 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23603 (do_ds_constraint): Likewise.
23604 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23605 and CALLUSED = *CALLUSED.
23606 (set_union_with_increment): Make inc argument signed.
23607 (type_safe): Remove.
23608 (get_constraint_for_ptr_offset): Handle unknown and negative
23610 (first_vi_for_offset): Handle offsets before start. Bail
23611 out early for offsets beyond the variable extent.
23612 (first_or_preceding_vi_for_offset): New function.
23613 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23614 Together with ESCAPED = *ESCAPED this properly computes reachability.
23615 (find_what_var_points_to): New function.
23616 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23617 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23618 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23619 pt_solutions_intersect): New functions.
23620 (compute_call_used_vars): Remove.
23621 (compute_may_aliases): New main entry into PTA computation.
23622 * gimple.h (gimple_p): New typedef.
23623 (struct gimple_statement_base): Remove references_memory_p.
23624 (struct gimple_statement_with_memory_ops_base): Remove
23625 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23627 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23628 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23629 gimple_set_references_memory): Remove.
23630 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23631 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23633 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23634 (verify_expr): Allow RESULT_DECL.
23635 (gimple_duplicate_bb): Do not copy virtual operands.
23636 (gimple_duplicate_sese_region): Adjust.
23637 (gimple_duplicate_sese_tail): Likewise.
23638 (mark_virtual_ops_in_region): Remove.
23639 (move_sese_region_to_fn): Do not call it.
23640 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23641 and pass_simple_dse.
23642 (execute_function_todo): Handle TODO_update_address_taken,
23643 call execute_update_addresses_taken for TODO_rebuild_alias.
23644 (execute_todo): Adjust.
23645 (execute_one_pass): Init dump files early.
23646 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23648 (create_general_new_stmt): Clear vops.
23649 * tree-ssa-reassoc.c (get_rank): Adjust.
23650 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23651 symbols for renaming.
23652 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23653 (PARAM_AVG_ALIASED_VOPS): Likewise.
23654 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23655 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23656 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23657 (operand_build_cmp, copy_virtual_operands,
23658 create_ssa_artificial_load_stmt, add_to_addressable_set,
23659 gimple_add_to_addresses_taken): Remove public functions.
23660 (unlink_stmt_vdef): New function.
23662 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23664 * config.gcc (powerpc-*-linux*): Merge variants.
23666 2009-04-02 Chao-ying Fu <fu@mips.com>
23667 James Grosbach <james.grosbach@microchip.com>
23669 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23670 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23672 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23673 keep_interrupts_masked_p, use_debug_exception_return_p.
23674 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23675 keep_interrupts_masked, use_debug_exception_return.
23676 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23677 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23679 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23680 (mips_print_operand): Process COP0 registers to print $0 .. $31
23681 correctly for GAS to process.
23682 (mips_interrupt_extra_call_saved_reg_p): New function.
23683 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23685 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23686 (mips_compute_frame_info): Add supports for interrupt context that
23687 includes doubleword accumulators and COP0 registers.
23688 (mips_for_each_saved_acc): New function.
23689 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23690 mips_for_each_saved_reg.
23691 (mips_save_reg): Save accumulators.
23692 (mips_kernel_reg_p): A new for_each_rtx callback.
23693 (mips_expand_prologue): Support interrupt handlers.
23694 (mips_restore_reg): Restore accumulators.
23695 (mips_expand_epilogue): Support interrupt handlers.
23696 (mips_can_use_return_insn): Return false for interrupt handlers.
23697 (mips_epilogue_uses): New function.
23698 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23699 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23700 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23701 cop0_move): New instructions.
23702 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23703 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23705 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23707 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23708 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23709 interrupt handlers, we use K0 as the temporary register.
23710 (EPILOGUE_USES): Change to a function call.
23711 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23712 handlers, we use K0 as the temporary register.
23714 * doc/extend.texi (Function Attributes): Document interrupt,
23715 use_shadow_register_set, keep_interrupts_masked,
23716 use_debug_exception_return for MIPS attributes.
23718 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23720 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23721 Remove a number of t-files from tmake_file.
23722 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23723 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23724 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23725 target_prototype, not TARGET_PROTOTYPE.
23726 (LINK_OS_GNU_SPEC): Define.
23727 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23728 and darwin-ldoubdle.c.
23730 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23733 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23734 (cpp_options): Ditto.
23735 (default_compilers): Ditto.
23736 (display_help): Ditto.
23737 (process_command): Ditto.
23738 (do_spec_1): Ditto.
23739 (set_input): Use lbasename instead of duplicate code.
23740 (save_temps_prefix): New static for -save-temps=obj.
23741 (save_temps_length): Ditto.
23743 * doc/invoke.texi (-save-temps=obj): Document new variant to
23744 -save-temps switch.
23746 2009-04-02 Jeff Law <law@redhat.com>
23748 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23751 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23753 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23754 * configure: Regenerated.
23756 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23758 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23759 share the argument list.
23761 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23765 2009-02-12 Diego Novillo <dnovillo@google.com>
23767 * varpool.c (debug_varpool): New.
23768 * cgraph.h (debug_varpool): Declare.
23770 2009-04-02 Jan Hubicka <jh@suse.cz>
23772 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23775 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23777 * config/i386/i386.c (ix86_abi): Move initialization to ...
23778 (override_options): Here.
23780 2009-04-02 Christian Bruel <christian.bruel@st.com>
23782 * config/sh/sh.c (sh_dwarf_register_span): New function.
23783 (TARGET_DWARF_REGISTER_SPAN): Define.
23784 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23786 2009-04-02 Ira Rosen <irar@il.ibm.com>
23788 PR tree-optimization/39595
23789 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23790 interleaved loads group is not greater than the SLP group size.
23792 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23794 * builtins.c (is_builtin_name): New.
23795 (called_as_built_in): Use is_builtin_name.
23796 * tree.h (is_builtin_name): New.
23797 * varasm.c (incorporeal_function_p): Use is_builtin_name
23799 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23801 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23803 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23806 * c-decl.c (clone_underlying_type): Move this ...
23807 * c-common.c (set_underlying_type): ... here.
23808 Also, make sure the function properly sets TYPE_STUB_DECL() on
23809 the newly created typedef variant type.
23810 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23811 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23814 2009-04-02 Richard Guenther <rguenther@suse.de>
23816 PR tree-optimization/37221
23817 * tree-flow.h (degenerate_phi_result): Declare.
23818 * tree-ssa-dom.c (degenerate_phi_result): Export.
23819 * tree-scalar-evolution.c (analyze_initial_condition): If
23820 the initial condition is defined by a degenerate PHI node
23821 use the degenerate value.
23823 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23825 PR rtl-optimization/39588
23826 * combine.c (merge_outer_ops): Do not set the constant when this
23828 (simplify_shift_const_1): Do not modify it either in this case.
23830 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23832 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23833 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23835 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23838 * c-lex.c (interpret_float): Default (no suffix) is double.
23840 2009-04-1 Xinliang David Li <davidxl@google.com>
23842 * config/i386/i386.c (legitimate_constant_p): Recognize
23843 all one vector constant.
23845 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23847 * config/vax/vax.c: Add #includes to silence warnings.
23848 Change #include order to silence two warnings.
23850 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23852 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23853 (ASM_SPEC): Pass -k to the assembler for PIC code.
23855 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23857 * config.gcc: Add vax-*-linux* to the switch.
23858 * config/vax/linux.h: New file. (TARGET_VERSION,
23859 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23861 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23863 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23864 Use predicate macros instead of GET_CODE() == foo.
23865 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23866 ashlsi3, rotrsi3, <unnamed>): Likewise.
23868 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23870 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23871 jbbccihi, jbbccisi): Remova trailing whitespace.
23872 * config/vax/constraints.md: Likewise.
23873 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23874 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23875 * config/vax/predicates.md: Likewise.
23876 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23877 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23878 * config/vax/vax.h: Likewise.
23879 * config/vax/vax.md (nonlocal_goto): Likewise.
23881 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23883 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23884 (indirectable_address_p, adjacent_operands_p): Add spaces around
23886 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23888 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23890 * config/vax/vax.c (legitimate_constant_address_p,
23891 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23892 index_term_p, reg_plus_index_p, legitimate_address_p,
23893 vax_mode_dependent_address_p): Update comments to match functions
23894 modified by the recent int->bool conversion.
23896 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23898 * config/vax/builtins.md: Update copyright message.
23899 * config/vax/constraints.md: Likewise.
23900 * config/vax/netbsd-elf.h: Likewise.
23901 * config/vax/predicates.md: Likewise.
23902 * config/vax/vax-protos.h: Likewise.
23903 * config/vax/vax.c: Likewise.
23904 * config/vax/vax.h: Likewise.
23905 * config/vax/vax.md: Likewise.
23906 * config/vax/vax.opt: Likewise.
23908 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23910 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23911 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23912 * config/vax/constraints.md (B, R): Likewise.
23913 * config/vax/predicates.md (external_memory_operand,
23914 nonimmediate_addsub_di_operand): Likewise.
23915 * config/vax/vax.c (vax_output_int_add): Likewise.
23916 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23917 untyped_call): Likewise.
23919 2009-04-01 Matt Thomas <matt@3am-software.com>
23921 * config/vax/predicates.md: New file.
23922 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23923 external_const_operand, nonsymbolic_operand, external_memory_operand,
23924 indirect_memory_operand, indexed_memory_operand,
23925 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23926 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23928 * config/vax/constraints.md: New file.
23929 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23931 * config/vax/builtins.md: New file.
23932 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23933 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23935 * config/vax/vax.opt (mqmath): Add option.
23936 * config/vax/vax.md (isfx): Extend with DI.
23937 (VAXintQH, VAXintQHSD): Define.
23938 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23939 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23940 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23941 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23942 (movdi): Update constraints and use vax_output_int_move().
23943 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23944 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23945 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23946 nonlocal_goto): New.
23947 (mov<mode>): Extend accepted operand types.
23948 (subdi3_old): Rename from subdi3, change update constraints and use
23949 a new implementation.
23950 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23951 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23952 MOVE_RATIO, CLEAR_RATIO): Define.
23953 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23954 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23955 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23956 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23957 (split_quadword_operands): Make static and really allow variable
23959 (print_operand_address): Update for PIC generation.
23960 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23961 indexable_address_p, fixup_mathdi_operand,
23962 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23963 (vax_float_literal, legitimate_constant_p,
23964 indirectable_constant_address_p, index_term_p,
23965 reg_plus_index_p): Return bool instead of int.
23966 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23968 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23970 (vax_output_conditional_branch): Indent.
23971 (legitimate_constant_address_p, indirectable_constant_address_p,
23972 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23973 vax_mode_dependent_address_p): Return bool instead of int, update for
23975 * config/vax/vax-protos.h (legitimate_constant_address_p,
23976 legitimate_constant_p, legitimate_address_p,
23977 vax_mode_dependent_address_p): Change declaration to bool.
23978 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23979 vax_expand_addsub_di_operands, vax_output_int_subtract,
23980 vax_output_movmemsi): Declare.
23981 (split_quadword_operands, vax_float_literal): Delete declaration.
23982 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23983 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23984 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23985 ASM_OUTPUT_DWARF_PCREL): Define.
23986 (ASM_SPEC): Change definition to allow PIC generation.
23988 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23990 * doc/sourcebuild.texi: Update front-end requirements.
23992 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23995 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23996 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23997 (booldi3_internal3): Use boolean_or_operator instead of
24000 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24003 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24004 declarator whose size is not an integer constant expression but
24005 folds to an integer constant, then treat it as a constant
24008 2009-04-01 Richard Guenther <rguenther@suse.de>
24010 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24011 i * 4 + 2 to (i * 2 + 1) * 2.
24013 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24016 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24017 return if c_parser_asm_string_literal returned NULL.
24019 2009-04-01 Nick Clifton <nickc@redhat.com>
24021 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24023 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24024 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24025 other typedefs to avoid conflicts with libgcc2.c. Define labels
24026 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24028 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24029 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24032 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24034 * varasm.c (default_function_rodata_section): Declare DOT as
24037 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24038 Andrey Galkin <agalkin@hypercom.com>
24041 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24042 Make object_name unique for each process.
24044 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24047 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24048 addressable variables in the parallel that could go out of scope while
24049 running queued tasks.
24051 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24053 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24054 (CASE_VALUES_THRESHOLD): Redefine.
24055 * config/avr/avr.c (avr_override_options): Remove initialization of
24056 avr_case_values_threshold variable.
24057 (avr_case_values_threshold): Remove variable. Add new function.
24058 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24059 * config/avr/avr.opt (mno-tablejump): Remove option.
24060 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24062 2009-04-01 DJ Delorie <dj@redhat.com>
24064 * varasm.c (default_function_rodata_section): Don't assume
24065 anything about where the first '.' in the section name is.
24067 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24069 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24070 rs6000_emit_stack_tie.
24072 2009-03-31 Ian Lance Taylor <iant@google.com>
24074 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24075 gimple_code with GIMPLE_RESX, not RESX.
24077 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24079 * c-common.c (c_get_ident): New.
24080 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24082 2009-04-01 Ben Elliston <bje@au.ibm.com>
24084 * config/rs6000/sysv4.opt (msdata): Improve option description.
24086 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24088 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24089 (divdf3_internal_lat): Remove.
24090 (divxf3_internal_lat): Remove.
24091 (divxf3_internal_thr): Remove.
24092 (divxf): Use divxf3_internal.
24093 * config/ia64/div.md (divsf3_internal_lat): New.
24094 (divdf3_internal_lat): New.
24095 (divxf3_internal): New.
24097 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24100 * Makefile.in (USE_GCC_STDINT): Define.
24101 (stmp-int-hdrs): Install stdint.h if applicable.
24102 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24104 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24105 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24106 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24107 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24108 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24109 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24110 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24111 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24112 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24113 (c_common_nodes_and_builtins): Initialize
24114 underlying_wchar_type_node. Do not initialize
24115 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24116 nodes for new types.
24117 (c_stddef_cpp_builtins): Define macros for new types.
24118 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24120 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24121 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24122 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24123 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24124 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24125 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24126 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24127 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24128 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24129 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24130 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24131 int16_type_node, int32_type_node, int64_type_node,
24132 uint8_type_node, uint16_type_node, c_uint32_type_node,
24133 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24134 int_least32_type_node, int_least64_type_node,
24135 uint_least8_type_node, uint_least16_type_node,
24136 uint_least32_type_node, uint_least64_type_node,
24137 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24138 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24139 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24140 uintptr_type_node): Define.
24141 * c-cppbuiltin.c (builtin_define_constants,
24142 builtin_define_type_minmax): New.
24143 (builtin_define_stdint_macros): Define more macros.
24144 (c_cpp_builtins): Define more limit macros.
24145 (type_suffix): New.
24146 (builtin_define_type_max): Define in terms of
24147 builtin_define_type_minmax. Remove is_long parameter. All
24149 * config.gcc (use_gcc_stdint): Define.
24150 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24151 Add newlib-stdint.h for generic targets.
24152 * config/glibc-stdint.h, config/newlib-stdint.h,
24153 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24154 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24155 * config/score/score.h (UINTPTR_TYPE): Define.
24156 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24157 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24158 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24159 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24160 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24161 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24162 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24163 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24164 * config/spu/spu.h (STDINT_LONG32): Define.
24165 * configure.ac (use_gcc_stdint): Substitute.
24166 * configure: Regenerate.
24167 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24168 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24169 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24170 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24171 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24172 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24173 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24174 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24175 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24176 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24177 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24178 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24179 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24180 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24181 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24182 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24183 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24184 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24185 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24186 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24187 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24188 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24189 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24190 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24191 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24192 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24193 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24194 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24195 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24197 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24199 * loop-iv.c (suitable_set_for_replacement): Renamed from
24200 simplify_using_assignment; changed to return bool and to accept new
24201 args DEST and SRC. Return true iff we find a source/destination pair
24202 that can be used to make a replacement, and fill SRC and DEST if so.
24203 Remove arg ALTERED. Don't deal with altered regs here. All callers
24205 (simplify_using_initial_values): Deal with altered regs here and track
24206 more precisely the effect they have on the validity of our expression.
24208 * loop-iv.c (simplify_using_condition): A condition of the form
24209 (EQ REG CONST) can be used to simply make a substitution.
24210 (simplify_using_initial_values): Keep track of conditions we have seen
24211 and keep using them to simplify new expressions, while applying the
24212 same substitutions to them as to the expression.
24214 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24215 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24218 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24219 changed. Use this when trying to improve the upper bound.
24220 Generate the comparison by using simplify_gen_relational.
24222 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24224 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24226 (simplify_using_assignment, simplify_using_initial_values): Call
24227 replace_in_expr to make replacements. Call replace_single_def_regs
24228 once on the initial version of the expression.
24230 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24233 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24235 2009-03-31 Richard Guenther <rguenther@suse.de>
24237 PR middle-end/31029
24238 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24239 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24241 2009-03-31 Richard Guenther <rguenther@suse.de>
24243 * tree.h (div_if_zero_remainder): Declare.
24244 * fold-const.c (div_if_zero_remainder): Export.
24245 * tree-ssa-forwprop.c
24246 (forward_propagate_addr_into_variable_array_index): Handle
24247 constant array index addition outside of the variable index.
24249 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24252 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24253 define_splits, floatunssi<mode>2): Require x87 conversions from
24254 DImode to be permitted.
24256 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24258 PR preprocessor/15638
24259 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24261 2009-03-31 Richard Guenther <rguenther@suse.de>
24263 PR middle-end/23401
24264 PR middle-end/27810
24265 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24266 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24267 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24268 a separate statement.
24269 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24270 (lookup_tmp_var): Likewise.
24271 (is_gimple_formal_tmp_or_call_rhs): Remove.
24272 (is_gimple_reg_or_call_rhs): Rename to ...
24273 (is_gimple_reg_rhs_or_call): ... this.
24274 (is_gimple_mem_or_call_rhs): Rename to ...
24275 (is_gimple_mem_rhs_or_call): ... this.
24276 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24277 DECL_GIMPLE_REG_P only if is_formal is true.
24278 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24279 for non-proper post-modify expression gimplification.
24280 (gimplify_self_mod_expr): For post-modify expressions gimplify
24281 the lvalue to a minimal lvalue.
24282 (rhs_predicate_for): Remove formal temp case.
24283 (gimplify_modify_expr_rhs): Likewise.
24284 (gimplify_addr_expr): Use is_gimple_reg.
24285 (gimplify_expr): Remove formal temp cases.
24286 (gimple_regimplify_operands): Likewise.
24287 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24288 and FILTER_EXPR like constants.
24289 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24291 (is_gimple_formal_tmp_rhs): Remove.
24292 (is_gimple_reg_rhs): Remove special casing.
24293 (is_gimple_mem_rhs): Fix.
24294 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24295 (is_gimple_formal_tmp_var): Remove.
24296 (is_gimple_formal_tmp_reg): Likewise.
24297 (is_gimple_min_lval): Allow invariant component ref parts.
24298 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24299 is_gimple_formal_tmp_reg): Remove declarations.
24300 * tree-cfg.c (verify_expr): Verify that variables with address
24301 taken do not have DECL_GIMPLE_REG_P set.
24302 * tree-mudflap.c (mf_build_check_statement_for): Use
24303 force_gimple_operand instead of gimplify_expr.
24305 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24307 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24308 schedulable rows to compute_split_row.
24310 2009-03-31 Ben Elliston <bje@au.ibm.com>
24313 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24316 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24318 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24319 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24320 * configure: Regenerate.
24321 * config.in: Regenerate.
24322 * config/rs6000/rs6000.opt (mtls-markers): Add.
24323 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24324 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24325 (tls_ld_aix, tls_ld_sysv): Likewise.
24326 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24327 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24329 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24331 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24333 2009-03-30 Jan Hubicka <jh@suse.cz>
24335 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24337 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24338 detection and label handling.
24340 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24342 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24343 left_conflicts_size.
24344 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24345 ALLOCNO_LEFT_CONFLICTS_SIZE.
24347 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24348 remove_allocno_from_bucket_and_push,
24349 allocno_spill_priority_compare, push_allocnos_to_stack,
24350 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24351 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24352 (setup_allocno_left_conflicts_num): Ditto. Rename to
24353 setup_allocno_left_conflicts_size.
24354 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24355 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24356 setup_allocno_left_conflicts_size instead of
24357 setup_allocno_left_conflicts_num.
24359 * ira-build.c (ira_create_allocno): Use
24360 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24361 ALLOCNO_LEFT_CONFLICTS_NUM.
24363 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24365 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24366 instead of DF_LR_OUT.
24368 * ira-lives.c (process_bb_node_lives): Ditto.
24370 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24371 instead of DF_LR_{OUT,IN}.
24373 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24375 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24377 2009-03-30 Jan Hubicka <jh@suse.cz>
24379 * except.c (label_to_region_map): Fix thinko.
24381 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24383 PR middle-end/38237
24384 * tree.h (tree_find_value): New declaration.
24385 * tree.c (tree_find_value): New function.
24386 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24388 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24391 * c-decl.c (struct c_binding): Add locus field.
24392 (bind): Add locus argument, set locus field from it.
24393 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24394 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24395 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24396 implicitly_declare, undeclared_variable, lookup_label,
24397 declare_label, c_make_fname_decl, c_builtin_function,
24398 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24401 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24404 * config/i386/i386.c (classify_argument): Check total size of
24407 2009-03-30 Martin Jambor <mjambor@suse.cz>
24409 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24410 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24411 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24414 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24415 seen_variable_array_ref while also traversing a union.
24417 * tree-inline.c (optimize_inline_calls): Do not call
24418 cgraph_node_remove_callees.
24419 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24420 (pass_remove_cgraph_callee_edges): New variable.
24421 * passes.c (init_optimization_passes): Add
24422 pass_remove_cgraph_callee_edges after early inlining and before all
24423 late intraprocedural passes.
24425 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24427 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24429 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24430 Fix typos in names.
24432 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24434 * combine.c (simplify_comparison): Use have_insn_for.
24435 * dojump.c (do_jump): Likewise.
24437 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24439 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24440 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24441 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24442 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24443 instead of sparc_compare_emitted.
24444 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24445 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24446 instead of sparc_compare_emitted.
24448 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24450 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24451 enter/exit cfglayout mode.
24452 (pass_partition_block): Require it.
24453 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24454 (combine_instructions): Track basic blocks instead of labels.
24455 (update_cfg_for_uncondjump): New.
24456 (try_combine): Use it. Update jumps after rescanning.
24457 (pass_combine): Require PROP_cfglayout.
24458 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24460 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24462 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24463 Provide/destroy PROP_cfglayout respectively.
24464 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24465 * tree-pass.h (PROP_cfglayout): New.
24467 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24469 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24470 fold_convert_const_fixed_from_fixed,
24471 fold_convert_const_fixed_from_int,
24472 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24473 set TREE_CONSTANT_OVERFLOW.
24474 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24475 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24477 2009-03-30 Ira Rosen <irar@il.ibm.com>
24479 * tree-vect-loop-manip.c: New file.
24480 * tree-vectorizer.c: Update documentation and included files.
24481 (vect_loop_location): Make extern.
24482 (rename_use_op): Move to tree-vect-loop-manip.c
24483 (rename_variables_in_bb, rename_variables_in_loop,
24484 slpeel_update_phis_for_duplicate_loop,
24485 slpeel_update_phi_nodes_for_guard1,
24486 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24487 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24488 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24489 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24490 find_loop_location): Likewise.
24491 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24492 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24493 get_vectype_for_scalar_type, vect_is_simple_use,
24494 supportable_widening_operation, supportable_narrowing_operation):
24496 (bb_in_loop_p): Move to tree-vect-loop.c.
24497 (new_loop_vec_info, destroy_loop_vec_info,
24498 reduction_code_for_scalar_code, report_vect_op,
24499 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24500 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24501 (vect_supportable_dr_alignment): Likewise.
24502 * tree-vectorizer.h (tree-data-ref.h): Include.
24503 (vect_loop_location): Declare.
24504 Reorganize function declarations according to the new file structure.
24505 * tree-vect-loop.c: New file.
24506 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24507 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24508 * tree-vect-data-refs.c: New file.
24509 * tree-vect-patterns.c (timevar.h): Don't include.
24510 * tree-vect-stmts.c: New file.
24511 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24512 tree-vect-slp.c, tree-vect-loop.c.
24513 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24514 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24515 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24516 (tree-vect-analyze.o): Remove.
24517 (tree-vect-transform.o): Likewise.
24518 (tree-vect-data-refs.o): Add rule.
24519 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24520 tree-vect-slp.o): Likewise.
24521 (tree-vect-patterns.o): Remove redundant dependencies.
24522 (tree-vectorizer.o): Likewise.
24523 * tree-vect-slp.c: New file.
24525 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24527 * optc-gen.awk: Warn if an option flag has multiple different
24530 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24532 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24533 -floop-block): Document dependences on PPL, CLooG and Graphite.
24535 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24537 PR rtl-optimization/323
24538 * c-common.c (c_fully_fold, convert_and_check,
24539 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24540 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24541 * c-common.def (EXCESS_PRECISION_EXPR): New.
24542 * c-cppbuiltin.c (builtin_define_float_constants): Define
24543 constants with enough digits for long double.
24544 * c-lex.c (interpret_float): Interpret constant with excess
24545 precision where appropriate.
24546 * c-opts.c (c_common_post_options): Set
24547 flag_excess_precision_cmdline. Give an error for
24548 -fexcess-precision=standard for C++ for processors where the
24549 option is significant.
24550 * c-parser.c (c_parser_conditional_expression): Handle excess
24551 precision in condition.
24552 * c-typeck.c (convert_arguments): Handle arguments with excess
24554 (build_unary_op): Move excess precision outside operation.
24555 (build_conditional_expr): Likewise.
24556 (build_compound_expr): Likewise.
24557 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24558 (build_modify_expr): Handle excess precision in RHS.
24559 (convert_for_assignment): Handle excess precision in converted
24561 (digest_init, output_init_element, process_init_element): Handle
24562 excess precision in initializer.
24563 (c_finish_return): Handle excess precision in return value.
24564 (build_binary_op): Handle excess precision in operands and add
24565 excess precision as needed for operation.
24566 * common.opt (-fexcess-precision=): New option.
24567 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24568 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24569 For standard excess precision, output explicit conversion to and
24570 truncation from XFmode.
24571 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24572 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24573 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24574 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24575 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24576 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24577 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24578 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24579 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24580 define_splits, sqrt<mode>2): Disable where appropriate for
24581 standard excess precision.
24582 * convert.c (convert_to_real): Do not shorten arithmetic to type
24583 for which excess precision would be used.
24584 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24585 * doc/invoke.texi (-fexcess-precision=): Document option.
24586 (-mfpmath=): Correct index entry.
24587 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24588 flag_excess_precision): New.
24589 * langhooks.c (lhd_post_options): Set
24590 flag_excess_precision_cmdline.
24591 * opts.c (common_handle_option): Handle -fexcess-precision=.
24592 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24593 init_excess_precision): New.
24594 (lang_dependent_init_target): Call init_excess_precision.
24595 * tree.c (excess_precision_type): New.
24596 * tree.h (excess_precision_type): Declare.
24598 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24601 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24602 non-lvalue to component.
24604 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24606 PR preprocessor/34695
24607 * Makefile.in (c-opts.o): Depend on c-tree.h.
24608 * c-common.c: Move down include of diagnostic.h.
24609 (done_lexing, c_cpp_error): New.
24610 * c-common.h (done_lexing): Declare.
24611 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24613 * c-opts.c: Include c-tree.h.
24614 (c_common_init_options): Set preprocessor error callback.
24615 (c_common_handle_option): Do not set preprocessor
24616 inhibit_warnings, warnings_are_errors, warn_system_headers,
24617 pedantic_errors or inhibit_warnings flags.
24618 (c_common_post_options): Do not check cpp_errors (parse_in).
24619 (c_common_finish): Do not output dependencies if there were
24620 errors. Do not check return value of cpp_finish.
24621 * c-ppoutput.c (pp_file_change): Set input_location.
24622 * c-tree.h (c_cpp_error): Declare.
24623 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24625 (diagnostic_build_prefix): Check override_column.
24626 * diagnostic.h (diagnostic_info): Add override_column field.
24627 (diagnostic_override_column): Define.
24629 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24631 * c-common.c (c_expand_expr, c_staticp): Remove.
24632 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24633 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24634 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24635 * c-gimplify.c (gimplify_compound_literal_expr,
24636 optimize_compound_literals_in_ctor): Remove.
24637 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24638 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24639 * c-semantics.c (emit_local_var): Remove.
24641 * langhooks-def.h (lhd_expand_expr): Remove.
24642 * langhooks.c (lhd_expand_expr): Remove.
24643 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24645 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24646 handling from c-semantics.c; don't call into langhook.
24647 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24648 * gimplify.c (gimplify_compound_literal_expr,
24649 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24650 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24651 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24652 as was done in c-gimplify.c.
24653 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24654 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24655 Move from c-common.h.
24656 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24658 * tree.c (staticp): Do not call langhook.
24659 * langhooks.c (lhd_staticp): Delete.
24660 * langhooks-def.h (lhd_staticp): Delete prototype.
24661 (LANG_HOOKS_STATICP): Delete.
24662 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24664 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24665 instead of DECL_STMTs.
24667 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24675 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24677 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24678 contained expression.
24679 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24680 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24681 conditional expressions for C.
24682 (decl_constant_value_for_optimization): Move from
24683 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24684 whether optimizing and that the expression is a VAR_DECL not of
24685 array type instead of doing such checks in the caller. Do not
24686 check pedantic. Call gcc_unreachable for C++.
24687 * c-common.def (C_MAYBE_CONST_EXPR): New.
24688 * c-common.h (c_fully_fold, c_save_expr,
24689 decl_constant_value_for_optimization): New prototypes.
24690 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24691 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24692 EXPR_INT_CONST_OPERANDS): Define.
24693 * c-convert.c (convert): Strip nops from expression.
24694 * c-decl.c (groktypename): Take extra parameters expr and
24695 expr_const_operands. Update call to grokdeclarator.
24696 (start_decl): Update call to grokdeclarator. Add statement for
24697 expressions used in type of decl.
24698 (grokparm): Update call to grokdeclarator.
24699 (push_parm_decl): Update call to grokdeclarator.
24700 (build_compound_literal): Add parameter non_const and build a
24701 C_MAYBE_COSNT_EXPR if applicable.
24702 (grokdeclarator): Take extra parameters expr and
24703 expr_const_operands. Track expressions used in declaration
24704 specifiers and declarators. Fold array sizes and track whether
24705 they are constant expressions and whether they are integer
24706 constant expressions.
24707 (parser_xref_tag): Set expr and expr_const_operands fields in
24709 (grokfield): Update call to grokdeclarator.
24710 (start_function): Update call to grokdeclarator.
24711 (build_null_declspecs): Set expr and expr_const_operands fields in
24713 (declspecs_add_type): Handle expressions in typeof specifiers.
24714 * c-parser.c (c_parser_declspecs): Set expr and
24715 expr_const_operands fields for declaration specifiers.
24716 (c_parser_enum_specifier): Likewise.
24717 (c_parser_struct_or_union_specifier): Likewise.
24718 (c_parser_typeof_specifier): Likewise. Update call to
24719 groktypename. Fold expression as needed. Return expressions with
24720 type instead of adding statements.
24721 (c_parser_attributes): Update calls to c_parser_expr_list.
24722 (c_parser_statement_after_labels): Fold expression before passing
24723 to objc_build_throw_stmt.
24724 (c_parser_condition): Fold expression.
24725 (c_parser_asm_operands): Fold expression.
24726 (c_parser_conditional_expression): Use c_save_expr. Update call
24727 to build_conditional_expr.
24728 (c_parser_alignof_expression): Update call to groktypename.
24729 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24730 original_code. Fold expression argument of va_arg. Create
24731 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24732 argument to va_arg. Update calls to groktypename. Fold array
24733 index for offsetof. Verify that first argument to
24734 __builtin_choose_expr has integer type.
24735 (c_parser_postfix_expression_after_paren_type): Update calls to
24736 groktypename and build_compound_literal. Handle expressions with
24737 side effects in type name.
24738 (c_parser_postfix_expression_after_primary): Update call to
24739 c_parser_expr_list. Set original_code for calls to
24740 __builtin_constant_p.
24741 (c_parser_expr_list): Take extra parameter fold_p. Fold
24742 expressions if requested.
24743 (c_parser_objc_type_name): Update call to groktypename.
24744 (c_parser_objc_synchronized_statement): Fold expression.
24745 (c_parser_objc_receiver): Fold expression.
24746 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24747 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24748 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24749 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24750 (struct c_typespec): Add elements expr and expr_const_operands.
24751 (struct c_declspecs): Add elements expr and expr_const_operands.
24752 (groktypename, build_conditional_expr, build_compound_literal):
24754 (in_late_binary_op): Declare.
24755 * c-typeck.c (note_integer_operands): New function.
24756 (in_late_binary_op): New variable.
24757 (decl_constant_value_for_broken_optimization): Move to c-common.c
24758 and rename to decl_constant_value_for_optimization.
24759 (default_function_array_conversion): Do not strip nops.
24760 (default_conversion): Do not call
24761 decl_constant_value_for_broken_optimization.
24762 (build_array_ref): Do not fold result.
24763 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24764 result when operand is a VLA.
24765 (c_expr_sizeof_type): Update call to groktypename. Handle
24766 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24767 result when operand names a VLA type.
24768 (build_function_call): Update call to build_compound_literal.
24769 Only fold result for calls to __builtin_* functions. Strip
24770 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24771 the function designator.
24772 (convert_arguments): Fold arguments. Update call to
24773 convert_for_assignment.
24774 (build_unary_op): Handle increment and decrement of
24775 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24776 decrement earlier. Fold operand of increment and decrement.
24777 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24778 built for integer operand. Wrap returns that are INTEGER_CSTs
24779 without being integer constant expressions or that have integer
24780 constant operands without being INTEGER_CSTs.
24781 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24782 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24783 result is an integer constant expression or can be used in
24784 unevaluated parts of one and avoid folding and wrap as
24785 appropriate. Fold operands before possibly doing -Wsign-compare
24787 (build_compound_expr): Wrap result for C99 if operands can be used
24788 in integer constant expressions.
24789 (build_c_cast): Update call to digest_init. Do not ignore
24790 overflow from casting floating-point constants to integers. Wrap
24791 results that could be confused with integer constant expressions,
24792 null pointer constants or floating-point constants.
24793 (c_cast_expr): Update call to groktypename. Handle expressions
24794 included in type name.
24795 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24796 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24797 Update calls to convert_for_assignment.
24798 (convert_for_assignment): Take new parameter
24799 null_pointer_constant. Do not strip nops or call
24800 decl_constant_value_for_broken_optimization. Set
24801 in_late_binary_op for conversions to boolean.
24802 (store_init_value): Update call to digest_init.
24803 (digest_init): Take new parameter null_pointer_constant. Do not
24804 call decl_constant_value_for_broken_optimization. pedwarn for
24805 initializers not constant expressions. Update calls to
24806 convert_for_assignment.
24807 (constructor_nonconst): New.
24808 (struct constructor_stack): Add nonconst element.
24809 (really_start_incremental_init, push_init_level, pop_init_level):
24810 Handle constructor_nonconst and nonconst element.
24811 (set_init_index): Call constant_expression_warning for array
24813 (output_init_element): Fold value. Set constructor_nonconst as
24814 applicable. pedwarn for initializers not constant expressions.
24815 Update call to digest_init. Call constant_expression_warning
24816 where constant initializers are required.
24817 (process_init_element): Use c_save_expr.
24818 (c_finish_goto_ptr): Fold expression.
24819 (c_finish_return): Fold return value. Update call to
24820 convert_for_assignment.
24821 (c_start_case): Fold switch expression.
24822 (c_process_expr_stmt): Fold expression.
24823 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24824 ensure statement expression is not evaluated in constant expression.
24825 (build_binary_op): Track whether results are integer constant
24826 expressions or may occur in such, disable folding and wrap results
24827 as applicable. Fold operands for -Wsign-compare warnings unless
24829 (c_objc_common_truthvalue_conversion): Handle results folded to
24830 integer constants that are not integer constant expressions.
24831 * doc/extend.texi: Document when typeof operands are evaluated,
24832 that condition of __builtin_choose_expr is an integer constant
24833 expression, and more about use of __builtin_constant_p in
24836 2009-03-29 Richard Guenther <rguenther@suse.de>
24838 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24839 propagate addresses of array references.
24841 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24843 * regmove.c (perhaps_ends_bb_p): Remove.
24844 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24845 from INSN and check that the main loop stays within that basic block.
24846 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24847 (regmove_forward_pass): Split out from regmove_optimize. Use
24848 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24849 (regmove_backward_pass): Split out from regmove_optimize. Use
24850 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24851 (regmove_optimize): Simplify.
24853 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24856 * config/i386/i386.c (classify_argument): Ignore flexible array
24857 member in struct and warn ABI change.
24859 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24861 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24863 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24864 (ix86_adjust_cost): Updated.
24866 2009-03-29 Jan Hubicka <jh@suse.cz>
24868 PR middle-end/28850
24869 * tree-pass.h (pass_cleanup_eh): New function.
24870 (remove_unreachable_regions): Break code handling RTL
24871 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24872 that can not be reached by runtime.
24873 (can_be_reached_by_runtime): New function.
24874 (label_to_region_map): New function.
24875 (num_eh_regions): New function.
24876 (rtl_remove_unreachable_regions): New function.
24877 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24878 (remove_eh_region): New function.
24879 * except.h: Include sbitmap and vecprim.
24880 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24881 num_eh_regions): Declare.
24882 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24883 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24884 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24885 (tree_empty_eh_handler_p): New function.
24886 (cleanup_empty_eh): New function.
24887 (cleanup_eh): New function.
24888 (pass_cleanup_eh): New function.
24890 2009-03-29 Jan Hubicka <jh@suse.cz>
24892 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24893 for removed regions.
24895 2009-03-29 Jan Hubicka <jh@suse.cz>
24897 * except.c (dump_eh_tree): Dump all datastructures.
24899 2009-03-29 Jan Hubicka <jh@suse.cz>
24901 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24902 (duplicate_eh_regions_1): Likewise.
24903 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24904 vector; call EH verification.
24905 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24906 Be ready for region being removed.
24908 2009-03-29 Jan Hubicka <jh@suse.cz>
24910 * bitmap.c (bitmap_last_set_bit): New function.
24911 * bitmap.h (bitmap_last_set_bit): Declare.
24913 2009-03-29 David Ayers <ayers@fsfe.org>
24916 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24917 by calling objc_compare_types and surpress warnings about
24918 incompatible C pointers that are compatible ObjC pointers.
24920 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24922 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24923 call initialize_inline_failed.
24924 (initialize_inline_failed): Move it from here ...
24925 * cgraph.c (initialize_inline_failed): ... to here.
24926 (cgraph_create_edge): Call initialize_inline_failed rather than
24927 setting inline_failed directly.
24929 2009-03-29 Ben Elliston <bje@au.ibm.com>
24932 * sysv4.opt (msdata): Improve comment.
24933 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24934 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24936 2009-03-29 Ben Elliston <bje@au.ibm.com>
24939 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24940 load and store attributes.
24942 2009-03-29 Ben Elliston <bje@au.ibm.com>
24944 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24945 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24946 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24947 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24948 __builtin_infq and __builtin_huge_valq.
24950 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24952 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24954 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24955 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24957 2009-03-28 Xinliang David Li <davidxl@google.com>
24959 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24960 (do_dbg_cnt): New function.
24962 2009-03-28 Jan Hubicka <jh@suse.cz>
24964 Merge from pretty-ipa:
24966 2009-03-27 Jan Hubicka <jh@suse.cz>
24968 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24969 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24970 * passes.c (function_called_by_processed_nodes_p): New.
24971 * ipa-pure-const.c (check_call): Fix handling of operands.
24972 (analyze_function): Dump debug output for skipped bodies.
24973 (local_pure_const): Use function_called_by_processed_nodes_p.
24974 * dwarf2out.c (reference_to_unused): Use output.
24975 * passes.c (do_per_function_toporder): Likewise.
24977 2008-11-12 Jan Hubicka <jh@suse.cz>
24979 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24980 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24981 state_set_in_source enum
24982 (check_decl): Ignore memory tags; do not set fake looping flags;
24984 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24985 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24986 (check_call, analyze_function): Rewrite.
24988 (add_new_function): Update call of analyze_function.
24989 (generate_summary): Add call of analyze_function.
24990 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24991 (local_pure_const): New function.
24992 (pass_local_pure_const): New pass.
24993 * ipa-inline.c (inline_transform): Set after_inlining.
24994 * tree-eh.c (stmt_can_throw_external): New.
24995 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24996 work with aliasing built.
24997 * tree-flow.h (stmt_can_throw_external): New.
24998 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24999 and local pure/const pass in early and late optimization queue.
25001 2009-03-28 Martin Jambor <mjambor@suse.cz>
25003 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25005 (fold_binary): Allow function decl aligment consideration is the
25006 second argument is integer constant one.
25007 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25008 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25009 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25011 2009-03-28 Jan Hubicka <jh@suse.cz>
25013 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25014 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25015 * function.h (rtl_data): Add nothrow flag.
25016 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25017 set DECL_NOTHROW for AVAILABLE functions.
25019 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25021 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25022 following vector keyword has expansion starting with pixel or bool
25023 keyword, expand vector to __vector and pixel or bool to __pixel or
25027 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25028 warn_if_disallowed_function_p): Removed.
25029 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25030 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25031 warning_if_disallowed_function_p.
25032 * flags.h (warn_if_disallowed_function_p,
25033 warn_disallowed_functions): Removed.
25034 * common.opt (Wdisallowed-function-list=): Removed.
25035 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25037 2009-03-28 Richard Guenther <rguenther@suse.de>
25039 PR tree-optimization/38723
25040 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25043 2009-03-28 Jan Hubicka <jh@suse.cz>
25045 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25046 test introduced by my previous patch.
25048 2009-03-28 Richard Guenther <rguenther@suse.de>
25050 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25051 the PHIs value undefined.
25053 2009-03-28 Jan Hubicka <jh@suse.cz>
25055 * tree-pass.h (pass_fixup_cfg): New pass.
25056 * ipa-inline.c (inline_transform): Set
25057 always_inline_functions_inlined/after_inlining.
25058 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25059 (pass_fixup_cfg): New pass.
25060 * passes.c (init_optimization_passes): Add fixup_cfg.
25062 2009-03-28 Richard Guenther <rguenther@suse.de>
25064 PR tree-optimization/38458
25065 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25066 argument use the arguments copy-of value.
25068 2009-03-28 Richard Guenther <rguenther@suse.de>
25070 PR tree-optimization/38180
25071 * tree-ssa-ccp.c (get_default_value): Simplify.
25072 (likely_value): Likewise.
25073 (surely_varying_stmt_p): Properly handle VOP case.
25074 (ccp_initialize): Likewise.
25075 (ccp_fold): Handle propagating through *&.
25076 (fold_const_aggregate_ref): Also handle decls.
25078 2009-03-28 Jan Hubicka <jh@suse.cz>
25080 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25081 * cgraph.h (cgraph_node): Likewise.
25082 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25083 (cgraph_reset_node): Use process flag.
25084 (cgraph_mark_functions_to_output): Likewise.
25085 (cgraph_expand_function): Likewise.
25086 (cgraph_expand_all_functions): Likewise.
25087 (cgraph_output_in_order): Likewise.
25088 * dwarf2out.c (reference_to_unused): Likewise.
25089 * passes.c do_per_function_toporder): Likewise.
25091 2009-03-28 Jan Hubicka <jh@suse.cz>
25093 Bring from lto-branch:
25095 2008-09-03 Doug Kwan <dougkwan@google.com>
25097 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25098 enums instead of reason strings.
25099 * cgraph.c (cgraph_create_edge): Same.
25100 (cgraph_inline_failed_string): New function.
25101 * cgraph.h (cgraph_inline_failed_t): New enum type.
25102 (cgraph_inline_failed_string): New prototype.
25103 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25104 char pointer to cgraph_inline_failed_t.
25105 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25106 (cgraph_default_inline_p): Ditto.
25107 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25108 to cgraph_inline_failed_t pointer.
25109 * cif-code.def: New file.
25110 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25112 (cgraph_check_inline_limits): Change type of REASON to pointer to
25113 cgraph_inline_failed_t. Replace reason strings with enums.
25114 (cgraph_default_inline_p): Ditto.
25115 (cgraph_recursive_inlining_p): Ditto.
25116 (update_caller_keys): Change type of FAILED_REASON to
25117 cgraph_inline_failed_t.
25118 (cgraph_set_inline_failed): Change type of REASON to pointer to
25119 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25120 convert enums to strings for text output.
25121 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25122 to be of type cgraph_inline_failed_t. Replace reason strings with
25123 enums. Call cgraph_inline_failed_string to covert enums
25124 to strings for text output.
25125 (cgraph_decide_inlining): Replace reason strings with enums.
25126 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25127 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25129 * tree-inline.c (expand_call_inline): Change type of REASON
25130 to cgraph_inline_failed_t. Replace reason strings with enums.
25131 Call cgraph_inline_failed_string for text output.
25132 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25135 2009-03-28 Jan Hubicka <jh@suse.cz>
25137 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25138 cgraph_clone_node): Remove master clone handling.
25139 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25140 * cgraph.h (master_clone): Remove.
25141 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25142 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25143 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25145 2009-03-28 Jan Hubicka <jh@suse.cz>
25147 * cgraph.c (cgraph_function_body_availability): Functions declared
25148 inline are always safe to assume that it is not going to be replaced.
25150 2009-03-28 Richard Guenther <rguenther@suse.de>
25152 PR tree-optimization/38513
25153 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25154 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25155 EXC_PTR_EXPR and FILTER_EXPR.
25156 (get_ref_from_reference_ops): Likewise.
25158 2009-03-28 Richard Guenther <rguenther@suse.de>
25160 PR tree-optimization/38968
25161 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25162 Use FLOOR_MOD_EXPR to compute misalignment.
25164 2009-03-28 Richard Guenther <rguenther@suse.de>
25166 PR tree-optimization/37795
25167 * tree.h (combine_comparisons): Declare.
25168 * fold-const.c (combine_comparisons): Export.
25169 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25171 (ifcombine_iforif): Use combine_comparisons.
25173 2009-03-28 Jan Hubicka <jh@suse.cz>
25175 * tree-eh.c (inlinable_call_p): New function.
25176 (make_eh_edges): Use it.
25177 (verify_eh_edges): Use it.
25178 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25179 * except.c (reachable_next_level): Add inlinable_function argument
25180 (sjlj_find_directly_reachable_regions): Update.
25181 (add_reachable_handler): Do not set saw_any_handlers.
25182 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25183 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25184 Add new inlinable call parameter.
25185 (can_throw_internal, can_throw_external): Update.
25186 * except.h (can_throw_internal_1, can_throw_external_1,
25187 foreach_reachable_handler): Update declaration.
25189 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25191 * config/arm/t-arm-coff, config/h8300/coff.h,
25192 config/i386/i386-aout.h, config/i386/i386-coff.h,
25193 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25194 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25195 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25196 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25197 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25198 sys-types.h: Remove.
25199 * Makefile.in: Remove protoize and fixproto support and references
25201 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25202 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25204 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25205 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25206 unprotoize$(exeext).
25207 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25208 (.PHONY): Don't depend on proto.
25209 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25210 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25211 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25212 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25213 build/gen-protos.o, build/scan.o, xsys-protos.h,
25214 build/fix-header$(build_exeext), build/fix-header.o,
25215 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25216 stmp-install-fixproto): Remove.
25217 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25218 SYSCALLS.c or fixproto files.
25219 (install-common): Don't install protoize.
25220 (install-headers-tar, install-headers-cpio, install-headers-cp):
25221 Don't depend on $(STMP_FIXPROTO).
25222 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25223 install fixproto files or write out fixproto settings.
25224 (uninstall): Don't uninstall protoize.
25225 * config.gcc (use_fixproto): Remove.
25226 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25227 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25228 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25229 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25230 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25231 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25232 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25233 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25234 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25235 * config/t-vxworks (STMP_FIXPROTO): Remove.
25236 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25237 STMP_FIXPROTO): Remove.
25238 * config.in, configure: Regenerate.
25239 * crtstuff.c (gid_t, uid_t): Don't undefine.
25240 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25241 (arm-*-coff, arm-*-aout: Remove target entries.
25242 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25243 Remove mention of AIX 4.1.
25244 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25245 * doc/invoke.texi (Running Protoize): Remove.
25246 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25247 (Protoize Caveats): Remove.
25248 * tsystem.h: Update comments on headers assumed to exist.
25250 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25252 * genautomata.c: Add a new year to the copyright. Add a new
25254 (struct insn_reserv_decl): Add comments for member bypass_list.
25255 (find_bypass): Remove.
25256 (insert_bypass): New.
25257 (process_decls): Use insert_bypass.
25258 (output_internal_insn_latency_func): Output all bypasses with the
25259 same input insn in one switch case.
25261 * rtl.def (define_bypass): Describe bypass choice.
25262 * doc/md.texi (define_bypass): Ditto.
25264 2009-03-27 Richard Guenther <rguenther@suse.de>
25266 * gimplify.c (mark_addressable): Export.
25267 * tree-flow.h (mark_addressable): Declare.
25268 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25269 * tree-ssa.c (verify_phi_args): Verify that address taken
25270 variables have TREE_ADDRESSABLE set.
25272 2009-03-27 Richard Guenther <rguenther@suse.de>
25274 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25275 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25276 Do not mark decls TREE_ADDRESSABLE.
25277 (build_fold_addr_expr): Adjust.
25278 (fold_addr_expr): Remove.
25279 (fold_unary): Use build_fold_addr_expr.
25280 (fold_comparison): Likewise.
25281 (split_address_to_core_and_offset): Likewise.
25282 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25284 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25285 (gimplify_modify_expr_to_memcpy): Mark source and destination
25287 * omp-low.c (create_omp_child_function): Mark the object decl
25289 (lower_rec_input_clauses): Mark the var we take the address of
25291 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25293 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25295 PR middle-end/39315
25296 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25297 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25299 2009-03-27 Richard Guenther <rguenther@suse.de>
25301 PR tree-optimization/39120
25302 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25304 (handle_lhs_call): Process return constraints. Add escape
25305 constraints if necessary.
25306 (handle_const_call): Fill out return constraints. Make nested
25307 case more precise. Avoid consttmp if possible.
25308 (handle_pure_call): Fill out return constraints. Avoid
25309 callused if possible.
25310 (find_func_aliases): Simplify call handling.
25312 2009-03-27 Richard Guenther <rguenther@suse.de>
25314 PR tree-optimization/39120
25315 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25316 as a representative.
25317 (solve_graph): Do propagate CALLUSED.
25318 (handle_pure_call): Use a scalar constraint from CALLUSED for
25320 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25323 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25326 * c-common.c (handle_aligned_attribute): Properly check alignment
25327 overflow. Use (1U << i) instead of (1 << i).
25329 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25331 * expr.h (get_mem_align_offset): Updated.
25333 * tree.h (tree_decl_common): Change align to "unsigned int" and
25334 move it before pointer_alias_set.
25336 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25337 Jakub Jelinek <jakub@redhat.com>
25340 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25341 gr_register_operand with gr_reg_or_0_operand.
25342 (cmpxchg_rel_di): Likewise.
25343 (sync_lock_test_and_set<mode>): Likewise.
25345 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25347 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25348 (true_regnum): Likewise.
25350 * rtlanal.c (subreg_info): Moved to ...
25351 * rtl.h (subreg_info): Here. New.
25352 (subreg_get_info): New.
25354 * rtlanal.c (subreg_get_info): Make it extern.
25356 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25359 * config/i386/i386.c (ix86_abi): New.
25360 (override_options): Handle -mabi=.
25361 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25362 (ix86_call_abi_override): Likewise.
25363 (init_cumulative_args): Likewise.
25364 (function_arg_advance): Likewise.
25365 (function_arg_64): Likewise.
25366 (function_arg): Likewise.
25367 (ix86_pass_by_reference): Likewise.
25368 (ix86_function_value_regno_p): Likewise.
25369 (ix86_build_builtin_va_list_abi): Likewise.
25370 (setup_incoming_varargs_64): Likewise.
25371 (is_va_list_char_pointer): Likewise.
25372 (ix86_init_machine_status): Likewise.
25373 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25374 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25375 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25376 (ix86_function_abi): Make it static and return enum calling_abi.
25377 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25379 (ix86_fn_abi_va_list): Updated.
25381 * config/i386/i386.h (ix86_abi): New.
25382 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25383 (CONDITIONAL_REGISTER_USAGE): Likewise.
25384 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25385 (machine_function): Likewise.
25387 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25389 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25390 (STACK_BOUNDARY): Likewise.
25391 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25393 * config/i386/i386.opt (mabi=): New.
25395 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25396 return enum calling_abi.
25397 (ix86_function_type_abi): Likewise.
25398 (ix86_function_abi): Removed.
25400 * doc/invoke.texi: Document -mabi= option for x86.
25402 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25404 * builtins.c (real_dconstp): Delete.
25405 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25407 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25408 Jakub Jelinek <jakub@redhat.com>
25411 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25412 (gen_subprogram_die): When a function is explicit, generate the
25413 DW_AT_explicit attribute.
25414 * langhooks.h (struct lang_hooks_for_decls): Add
25415 function_decl_explicit_p langhook.
25416 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25417 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25419 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25421 * builtins.c (fold_builtin_memory_op): Optimize memmove
25422 into memcpy if we can prove source and destination don't overlap.
25424 * tree-inline.c: Include gt-tree-inline.h.
25425 (clone_fn_id_num): New variable.
25426 (clone_function_name): New function.
25427 (tree_function_versioning): Use it.
25428 * Makefile.in (GTFILES): Add tree-inline.c.
25430 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25432 * BASE-VER: Change to 4.5.0.
25434 2009-03-27 Xinliang David Li <davidxl@google.com>
25436 PR tree-optimization/39557
25437 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25439 2009-03-27 Xinliang David Li <davidxl@google.com>
25441 PR tree-optimization/39548
25442 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25445 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25447 * c-common.c (pointer_int_sum): Use %wd on return from
25450 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25452 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25453 on return from tree_low_cst.
25455 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25458 * ginclude/stdarg.h (va_copy): Define also for
25459 __GXX_EXPERIMENTAL_CXX0X__.
25461 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25464 * builtins.h (c_strlen): Do not warn here.
25465 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25466 * c-common.c (pointer_int_sum): Take an explicit location.
25467 Warn about offsets out of bounds.
25468 * c-common.h (pointer_int_sum): Adjust declaration.
25470 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25472 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25475 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25478 * opts.c (warn_if_disallowed_function_p): Don't assume
25479 get_callee_fndecl must return non-NULL.
25481 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25483 PR rtl-optimization/39522
25484 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25485 when reg_reloaded_valid is set.
25487 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25489 * config/spu/divv2df3.c: New file.
25490 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25491 (DPBIT_FUNCS): Filter out _div_df.
25493 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25495 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25496 a jump insn, count that jump in the distance to the loop start.
25498 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25501 * config/sh/sh.c (calc_live_regs): Fix condition for global
25502 registers except PIC_OFFSET_TABLE_REGNUM.
25504 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25507 * doc/invoke.texi (-mconsole): New.
25509 (-mno-cygwin): New.
25511 (-mnop-fun-dllimport): New.
25515 (sub section "i386 and x86-64 Windows Options"): New.
25517 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25519 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25520 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25522 2009-03-25 Richard Guenther <rguenther@suse.de>
25524 PR middle-end/39497
25525 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25528 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25530 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25531 neither of haifa/selective schedulers are working.
25533 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25535 * doc/invoke.texi (Debugging Options): Fix description of
25536 -fno-merge-debug-strings.
25538 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25540 * config/cris/libgcc.ver: New version-script.
25541 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25543 * configure.ac <GAS features, nop mnemonic>: Add pattern
25544 crisv32-*-* for "nop".
25545 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25546 * configure: Regenerate.
25548 2009-03-24 Ira Rosen <irar@il.ibm.com>
25550 PR tree-optimization/39529
25551 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25552 mark_sym_for_renaming for the tag copied to the new vector
25555 2009-03-24 Arthur Loiret <aloiret@debian.org>
25557 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25558 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25559 EXTRA_SPEC_FUNCTIONS.
25560 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25561 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25562 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25563 -march and -mtune options.
25565 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25567 * config/m68k/t-rtems: Add m5329 multilib.
25569 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25570 Jakub Jelinek <jakub@redhat.com>
25573 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25576 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25579 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25580 instead of c_parser_expression_conv, if original_code isn't one of the
25581 4 allowed comparison codes, fail.
25583 2009-03-23 Richard Guenther <rguenther@suse.de>
25585 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25586 * tree.h (struct tree_type): Likewise.
25587 * reload.h (struct insn_chain): Likewise.
25588 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25589 * function.h (struct function): Likewise.
25590 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25592 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25594 PR tree-optimization/39516
25595 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25597 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25599 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25600 should be set true if BITS_PER_WORD of target is bigger than 32
25602 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25604 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25605 Translate -B-options to -rpath-link. Correct existing
25606 rpath-link and conditionalize on !nostdlib.
25608 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25610 * doc/extend.texi (Function Attributes, Variable Attributes):
25612 * doc/invoke.texi (Debugging Options, Optimize Options)
25613 (i386 and x86-64 Options, MCore Options): Likewise.
25615 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25618 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25619 it for block local namespace aliases.
25620 (gen_decl_die): Pass context_die to gen_namespace_die.
25622 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25625 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25626 minimum or maximum value.
25628 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25630 * reginfo.c (globalize_reg): Recompute derived reg sets.
25632 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25635 * libgcc2.c (mprotect): Do not use signed arguments for
25636 VirtualProtect, use DWORD arguments. Also fix the 'may
25637 be used uninitialized' warning for the np variable.
25639 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25642 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25643 functions using regparm calling conventions when not optimizing.
25644 (ix86_function_sseregparm): Similarly for sseregparm calling
25647 2009-03-19 Li Feng <nemokingdom@gmail.com>
25649 PR middle-end/39500
25650 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25651 dependence if the first conflict is after niter iterations.
25653 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25655 PR middle-end/38609
25656 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25657 functions with dynamic stack-pointer adjustments.
25659 2009-03-19 Ben Elliston <bje@au.ibm.com>
25661 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25662 option; change to -msdata=data.
25664 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25666 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25669 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25672 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25674 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25676 * doc/invoke.texi (Code Gen Options): Expand discussion of
25679 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25681 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25682 * matrix-reorg.c (struct matrix_info): Likewise.
25683 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25684 * rtl.h (struct mem_attrs): Likewise.
25685 * df.h (struct df): Likewise.
25686 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25687 * ira-int.h (struct ira_allocno): Likewise.
25688 * df-scan.c (struct df_collection_rec): Likewise.
25689 * ira.c (struct equivalence): Likewise.
25690 * function.c (struct temp_slot): Likewise.
25691 * cfgloop.h (struct loop): Likewise.
25694 * function.c (use_register_for_decl): When not optimizing, disregard
25695 register keyword for variables with types containing methods.
25697 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25699 PR middle-end/39447
25700 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25701 (is_simple_operand): Call contains_component_ref_p before calling data
25702 reference analysis that would fail on COMPONENT_REFs.
25704 * tree-vrp.c (search_for_addr_array): Fix formatting.
25706 2009-03-18 Richard Guenther <rguenther@suse.de>
25708 * tree-vect-transform.c (vect_loop_versioning): Fold the
25709 generated comparisons.
25710 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25711 (slpeel_tree_peel_loop_to_edge): Likewise.
25713 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25715 PR middle-end/37805
25716 * opts.c (print_specific_help): In addition to `undocumented',
25717 accept `separate' and `joined' flags if passed alone. Describe
25718 output by the first matched one of those.
25719 (common_handle_option): Skip over empty strings.
25720 * gcc.c (display_help): Fix help string for `--help='.
25721 * doc/invoke.texi (Option Summary, Overall Options): With
25722 `--help=', classes and qualifiers can both be repeated, but
25723 only the latter can be negated. One should not pass only
25724 negated qualifiers. Fix markup and examples.
25727 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25728 PR middle-end/37805
25729 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25730 and -fhelp=separate.
25732 2009-03-17 Jing Yu <jingyu@google.com>
25734 PR middle-end/39378
25735 * function.h (struct rtl_data): Move is_thunk from here...
25736 (struct function): ...to here.
25737 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25738 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25740 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25742 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25743 (alpha_output_function_end_prologue): Likewise.
25744 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25745 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25746 (rs6000_output_function_epilogue): Likewise.
25747 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25749 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25753 from different units in a single alternative.
25754 (*truncdfsf_i387): Ditto.
25755 (*truncxfsf2_mixed): Ditto.
25756 (*truncxfdf2_mixed): Ditto.
25758 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25760 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25761 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25764 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25765 unused non-artificial variables when not optimizing.
25768 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25769 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25770 NAMESPACE_DECL in its DECL_INITIAL.
25772 PR middle-end/39443
25773 * optabs.c (set_user_assembler_libfunc): New function.
25774 * expr.h (set_user_assembler_libfunc): New prototype.
25775 * c-common.c: Include libfuncs.h.
25776 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25777 for memcmp, memset, memcpy, memmove and abort.
25778 * Makefile.in (c-common.o): Depend on libfuncs.h.
25781 * dwarf2out.c (gen_inlined_enumeration_type_die,
25782 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25783 gen_tagged_type_instantiation_die): Removed.
25784 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25787 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25790 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25792 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25793 (check-parallel-%): Ditto.
25794 (check-consistency): Ditto.
25796 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25798 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25799 local variable rhs by NULL_TREE.
25801 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25804 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25806 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25809 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25811 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25814 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25815 for ms->sysv ABI calls only in 64bit mode.
25817 * config/i386/i386.md (untyped_call): Support 32bit.
25819 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25821 * doc/extend.texi: Replace x86_65 with x86_64.
25823 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25825 PR tree-optimization/39455
25826 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25827 mismatches for POINTER_TYPE_P (type).
25828 (number_of_iterations_le): Likewise.
25830 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25832 * config/picochip/picochip.c: Removed profiling support.
25833 * config/picochip/picochip.md: Removed profiling instruction.
25834 * config/picochip/picochip.h: Removed profiling builtin.
25836 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25838 * doc/install.texi (--with-host-libstdcxx): Document.
25840 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25843 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25844 generate a warning if the function name does not begin with
25845 "__vector" and the function has either the 'signal' or 'interrupt'
25846 attribute, from here to ...
25847 (avr_declare_function_name): ...here. New function.
25848 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25849 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25851 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25854 * cse.c (fold_rtx): Don't modify original const_arg1 when
25855 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25856 separate variable instead.
25857 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25858 from out of range shift counts.
25859 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25861 2009-03-13 Catherine Moore <clm@codesourcery.com>
25863 * config/i386/x-mingw32 (host-mingw32.o): Replace
25864 diagnostic.h with $(DIAGNOSTIC_H).
25866 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25869 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25871 * config/i386/sync.md (sync_compare_and_swap<mode>,
25872 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25873 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25875 (sync_double_compare_and_swapdi_pic,
25876 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25877 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25879 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25882 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25884 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25887 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25888 (avx_addsubv4df3): Likewise.
25889 (*avx_addsubv4sf3): Likewise.
25890 (sse3_addsubv4sf3): Likewise.
25892 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25895 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25897 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25900 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25901 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25902 registers for allocnos created from user-defined variables.
25904 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25907 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25908 of non-integer mode as well.
25910 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25912 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25913 for functions for which the parameter types are unknown.
25915 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25918 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25919 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25920 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25921 * config/i386/i386.c (ix86_local_alignment): For
25922 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25923 long long variables on the stack to avoid dynamic realignment.
25924 Allow the first argument to be a decl rather than type.
25925 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25927 2009-03-11 Nick Clifton <nickc@redhat.com>
25930 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25932 Add description to mno-lsim option.
25933 * config/mcore/mcore.h: Remove comment about deprecated m4align
25935 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25936 * doc/invoke.texi: Add description of mno-lsim and
25937 mstack-increment options.
25939 * config/fr30/fr30.opt: Document the -mno-lsim option.
25940 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25941 and -mno-lsim options.
25943 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25945 * fold-const.c (fold_comparison): Only call fold_inf_compare
25946 if the mode supports infinities.
25948 2009-03-11 Jason Merrill <jason@redhat.com>
25951 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25952 end already did. Notice GIMPLE_CALL modifications of the result.
25953 Don't copy debug information from an ignored decl or a decl from
25956 2009-03-10 Richard Guenther <rguenther@suse.de>
25957 Nathan Froyd <froydnj@codesourcery.com>
25959 PR middle-end/37850
25960 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25961 (__divMODE3): Likewise.
25963 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25965 PR tree-optimization/39394
25966 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25967 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25969 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25971 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25972 inline asms for register asm ("") declarations.
25974 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25976 * fold-const.c (fold_unary): Fix comment.
25978 2009-03-07 Jan Hubicka <jh@suse.cz>
25981 * tree-inline.c (setup_one_parameter): Do replacement of const
25982 argument by constant in SSA form.
25984 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25986 PR middle-end/38028
25987 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25988 determine alignment passed to assign_stack_local.
25989 (assign_parms_unsplit_complex): Likewise.
25990 * except.c (sjlj_build_landing_pads): Likewise.
25992 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25994 PR middle-end/39360
25995 * tree-flow.h (add_referenced_var): Return bool instead of void.
25996 * tree-dfa.c (add_referenced_var): Return result of
25997 referenced_var_check_and_insert call.
25998 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25999 of referenced_var_check_and_insert.
26002 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26003 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26004 DIE, don't emit it if abstract origin already has it.
26005 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26006 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26008 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26010 * genpreds.c (needs_variable): Fix parentheses at variable name
26012 (write_tm_constrs_h): Indent generated code.
26014 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26016 * doc/extend.texi (Function Attributes): Add documentation
26017 for isr attributes.
26019 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26022 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26023 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26025 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26027 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26030 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26033 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26034 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26036 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26038 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26039 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26040 constants instead of magic numbers.
26041 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26043 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26044 (x86_64_ms_abi_int_parameter_registers): Ditto.
26045 (x86_64_int_return_registers): Ditto.
26046 (ix86_maybe_switch_abi): Ditto.
26047 (ix86_expand_call): Ditto for clobbered_registers array.
26048 (ix86_hard_regno_mode_ok): Ditto.
26049 (x86_extended_QIreg_mentioned_p): Ditto.
26051 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26053 PR tree-optimization/39349
26054 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26056 * combine.c (gen_lowpart_for_combine): Use omode when generating
26059 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26061 PR rtl-optimization/39235
26062 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26064 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26066 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26068 2009-03-04 Richard Guenther <rguenther@suse.de>
26070 PR tree-optimization/39362
26071 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26072 that occur in abnormal PHIs should be varying.
26074 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26076 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26078 (simple_iv): Take loop as an argument instead of statement.
26079 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26080 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26082 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26084 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26085 * matrix-reorg.c (analyze_transpose): Ditto.
26086 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26087 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26088 * tree-predcom.c (ref_at_iteration): Ditto.
26089 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26091 2009-03-04 Richard Guenther <rguenther@suse.de>
26093 PR tree-optimization/39358
26094 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26095 escaped_id and callused_id.
26096 (solve_graph): Likewise.
26098 2009-03-04 Richard Guenther <rguenther@suse.de>
26100 PR tree-optimization/39339
26101 * tree-sra.c (try_instantiate_multiple_fields): Make it
26102 no longer ICE on the above.
26104 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26106 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26107 that fits within Pmode.
26109 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26111 PR middle-end/10109
26112 * tm.texi (LIBCALL_VALUE): Update description.
26114 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26116 PR middle-end/34443
26117 * doc/extend.texi (section): Update description.
26119 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26121 PR middle-end/39345
26122 * tree-inline.c (remapped_type): New.
26123 (can_be_nonlocal): Call remapped_type instead of remap_type.
26125 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26128 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26129 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26131 2009-03-03 Richard Guenther <rguenther@suse.de>
26133 PR middle-end/39272
26134 * tree.c (tree_nonartificial_location): New function.
26135 * tree.h (tree_nonartificial_location): Declare.
26136 * builtins.c (expand_builtin_memory_chk): Provide location
26137 of the call location for artificial function pieces.
26138 (maybe_emit_chk_warning): Likewise.
26139 (maybe_emit_sprintf_chk_warning): Likewise.
26140 (maybe_emit_free_warning): Likewise.
26141 * expr.c (expand_expr_real_1): Likewise.
26143 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26145 PR tree-optimization/39343
26146 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26147 COMPONENT_REF t has ARRAY_TYPE.
26149 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26151 PR middle-end/39335
26152 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26153 when the type precision of the induction variable should be
26154 larger than the type precision of nit.
26155 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26156 * graphite.c (graphite_loop_normal_form): Same.
26157 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26159 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26161 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26162 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26163 numbers to describe clobbered registers.
26164 (*call_value_0_rex64_ms_sysv): Ditto.
26165 * config/i386/mmx.md (mmx_emms): Ditto.
26166 (mmx_femms): Ditto.
26168 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26170 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26173 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26175 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26176 (spu_section_type_flags): New function.
26178 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26180 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26181 reg_class_contents of FLOAT_REGS into a temporary.
26183 2009-03-02 Richard Guenther <rguenther@suse.de>
26184 Ira Rosen <irar@il.ibm.com>
26186 PR tree-optimization/39318
26187 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26188 information to the vectorized statement.
26190 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26192 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26193 variable. Use defined names instead of magic constants for REX SSE
26196 2009-03-01 Richard Guenther <rguenther@suse.de>
26198 PR tree-optimization/39331
26199 * omp-low.c (lower_send_shared_vars): Do not receive new
26200 values for the reference of DECL_BY_REFERENCE parms or results.
26202 2009-03-01 Jan Hubicka <jh@suse.cz>
26205 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26206 BLOCK_NONLOCALIZED_VAR): New macros.
26207 (tree_block): Add nonlocalized_vars.
26208 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26209 gen_decl_die): Add origin argument. Allow generation of die with
26210 origin at hand only.
26211 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26212 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26214 (gen_block_die): Fix checking for unused blocks.
26215 (process_scope_var): Break out from .... ; work with origins only.
26216 (decls_for_scope) ... here; process nonlocalized list.
26217 (dwarf2out_ignore_block): Look for nonlocalized vars.
26218 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26220 (dump_scope_block): Dump them.
26221 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26222 (remap_block): Likewise.
26223 (can_be_nonlocal): New predicate.
26224 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26226 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26228 * configure: Regenerate.
26230 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26232 * optc-gen.awk: No need to duplicate option flags twice.
26233 Reuse help texts for duplicate options which do not have any.
26235 * gcc.c (display_help): Document --version.
26237 * gcc.c (main): If print_help_list and verbose_flag, ensure
26238 driver output comes before subprocess output.
26240 * optc-gen.awk: Assign all remaining fields to help string,
26241 space-separated, for multi-line help in *.opt.
26243 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26244 -Wno-pedantic-ms-format is for MinGW targets only.
26246 * doc/options.texi (Option file format): Fix bad indentation,
26247 restoring dropped sentence.
26249 2009-02-28 Jan Hubicka <jh@suse.cz>
26251 * tree-inline.c (tree_function_versioning): Output debug info.
26253 2009-02-28 Jan Hubicka <jh@suse.cz>
26256 * tree-inline.c (setup_one_parameter): Do not copy propagate
26257 arguments when not optimizing.
26259 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26262 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26263 (avx_addsubv4df3): Likewise.
26264 (*avx_addsubv4sf3): Likewise.
26265 (sse3_addsubv4sf3): Likewise.
26266 (*avx_addsubv2df3): Likewise.
26267 (sse3_addsubv2df3): Likewise.
26268 (avx_unpckhps256): Correct item selectors.
26269 (avx_unpcklps256): Likewise.
26270 (avx_unpckhpd256): Likewise.
26271 (avx_unpcklpd256): Likewise.
26273 2009-02-28 Jan Hubicka <jh@suse.cz>
26275 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26277 (copy_arguments_for_versioning): If var is declared don't declare it.
26278 (tree_function_versioning): First setup substitutions and then copy
26281 2009-02-27 Jan Hubicka <jh@suse.cz>
26284 * cgraph.h (varpool_output_debug_info): Remove.
26285 * cgraphunit.c (varpool_output_debug_info): Remove.
26286 * dwarf2out.c (deferred_locations_struct): New struct
26287 (deferred_locations): New type.
26288 (deferred_locations_list): New static var.
26289 (deffer_location): New function.
26290 (gen_variable_die): Use it.
26291 (decls_for_scope): Output info on local static vars.
26292 (dwarf2out_finish): Process deferred locations.
26293 * varpool.c (varpool_output_debug_info): Remove.
26295 2009-02-27 Jan Hubicka <jh@suse.cz>
26298 * tree.h (TREE_PROTECTED): Fix comment.
26299 (BLOCK_HANDLER_BLOCK): Remove.
26300 (struct tree_block): Remove handler_block add body_block.
26301 (inlined_function_outer_scope_p): New.
26302 (is_body_block): Remove.
26303 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26304 * dwarf2out.c (is_inlined_entry_point): Remove.
26305 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26306 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26308 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26309 * gimplify.c (gimplify_expr): Gimplify body blocks.
26310 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26311 block with multiple subblocks.
26312 (dump_scope_block): Prettier output; dump more flags and info.
26313 (dump_scope_blocks): New.
26314 (remove_unused_locals): Use dump_scope_blocks.
26315 * tree-flow.h (dump_scope_blocks): Declare.
26316 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26317 * stmt.c (is_body_block): Remove.
26318 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26319 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26321 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26323 PR middle-end/39308
26324 * graphite.c (graphite_loop_normal_form): Do not call
26325 number_of_iterations_exit from a gcc_assert.
26327 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26329 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26330 jumps if COND is NULL.
26331 (find_cond_jump): New function.
26332 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26333 * config/s390/s390.md: Remove z10_cobra attribute value.
26335 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26337 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26338 force_const_mem returns NULL_RTX.
26340 2009-02-26 Jan Hubicka <jh@suse.cz>
26343 * cgraph.h (varpool_output_debug_info): Remove.
26344 * cgraphunit.c (varpool_output_debug_info): Remove.
26345 * dwarf2out.c (deferred_locations_struct): New struct
26346 (deferred_locations): New type.
26347 (deferred_locations_list): New static var.
26348 (deffer_location): New function.
26349 (gen_variable_die): Use it.
26350 (decls_for_scope): Output info on local static vars.
26351 (dwarf2out_finish): Process deferred locations.
26352 * varpool.c (varpool_output_debug_info): Remove.
26354 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26356 PR rtl-optimization/39241
26357 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26358 to subreg_offset_representable_p.
26360 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26362 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26363 execute function prototype. Get f and nregs from max_reg_num
26364 and get_insns. Remove the first backward pass as it's dead,
26365 guard the forward pass by flag_expensive_optimizations.
26366 (rest_of_handle_regmove): Delete.
26367 (pass_regmove): Replace it with regmove_optimize.
26369 2009-02-25 Martin Jambor <mjambor@suse.cz>
26371 PR tree-optimization/39259
26372 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26373 calls_alloca function flags.
26374 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26375 calls are detected.
26377 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26379 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26380 flags_set_1_rtx, flags_set_1_set): Delete.
26381 (regmove_optimize): Do not call mark_flags_life_zones.
26383 2009-02-24 Julian Brown <julian@codesourcery.com>
26386 * config/arm/arm.c (require_pic_register): Only set
26387 cfun->machine->pic_reg once per function.
26389 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26391 * doc/invoke.texi (Link Options): Document an easier way to pass
26392 options that take arguments to the GNU linker using -Xlinker and -Wl.
26394 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26397 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26399 2009-02-24 Richard Guenther <rguenther@suse.de>
26402 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26404 2009-02-24 Richard Guenther <rguenther@suse.de>
26405 Zdenek Dvorak <ook@ucw.cz>
26407 PR tree-optimization/39233
26408 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26409 from converting them to a generic type.
26411 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26413 PR tree-optimization/39260
26414 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26415 contains a condition with a real type.
26416 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26418 2009-02-23 Jason Merrill <jason@redhat.com>
26421 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26422 narrowing_initializer_constant_valid_p.
26423 (narrowing_initializer_constant_valid_p): Don't return
26424 null_pointer_node for adding a pointer to itself.
26426 2009-02-23 Jan Hubicka <jh@suse.cz>
26429 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26432 2009-02-23 Jan Hubicka <jh@suse.cz>
26434 PR tree-optimization/37709
26435 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26436 * tree.h (block_ultimate_origin): Declare.
26437 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26438 * tree-ssa-live.c (remove_unused_scope_block_p):
26439 Eliminate blocks containig no instructions nor live variables nor
26441 (dump_scope_block): New function.
26442 (remove_unused_locals): Enable removal of dead blocks by default;
26443 enable dumping at TDF_DETAILS.
26445 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26447 * config/i386/i386.c (classify_argument): Don't allow COImode
26449 (function_arg_advance_32): Don't allow OImode.
26450 (function_arg_32): Likewise.
26451 (function_value_32): Likewise.
26452 (return_in_memory_32): Likewise.
26453 (function_arg_64): Remove OImode comment.
26455 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26458 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26459 ix86_expand_vector_set for V4DImode in 64bit mode only.
26460 (ix86_expand_vector_init_one_var): Likewise.
26462 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26464 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26466 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26469 * loop-iv.c: Revert last change.
26470 * emit-rtl.c: Likewise.
26472 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26475 * config/i386/i386.c (type_natural_mode): Remove an extra
26476 space in the warning message.
26477 (function_value_32): Handle 32-byte vector modes.
26478 (return_in_memory_32): Likewise.
26480 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26482 * loop-iv.c (truncate_value): New function.
26483 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26485 (lowpart_subreg): Move to...
26486 * emit-rtl.c: ...here.
26488 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26490 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26491 accidental and undocumented change at revision 140860.
26493 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26495 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26496 take gimple_seq * arguments.
26497 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26498 types_compatible_p langhook.
26500 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26501 Joseph Myers <joseph@codesourcery.com>
26503 * config/arm/arm.c (arm_builtin_va_list): New function.
26504 (arm_expand_builtin_va_start): Likewise.
26505 (arm_gimplify_va_arg_expr): Likewise.
26506 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26507 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26508 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26509 (va_list_type): New variable.
26510 (arm_mangle_type): Mangle va_list_type appropriately.
26512 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26514 PR middle-end/39157
26515 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26516 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26517 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26518 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26519 parameter to 1000 for -O1 by default.
26520 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26522 * loop-invariant.c: Include params.h.
26523 (move_loop_invariants): Don't call move_single_loop_invariants on
26526 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26528 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26529 offset when calculating bounds for indexing stack_usage_map. Fixes
26530 a buffer overflow with certain target setups.
26532 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26535 * calls.c (expand_call): Clear try_tail_call if caller and callee
26536 disagree in promotion of function return value.
26538 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26541 * c-common.c (c_determine_visibility): If visibility changed and
26542 DECL_RTL has been already set, call make_decl_rtl to update symbol
26545 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26548 * varasm.c (assemble_variable): Don't check DECL_NAME when
26549 globalizing a variable.
26551 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26554 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26555 expression before any __builtin_trap call.
26556 * c-typeck.c (build_function_call): Convert and check function
26557 arguments before generating a call to a trap. Evaluate the
26558 function arguments before the trap.
26560 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26563 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26564 (UNSPEC_FXAM_MEM): New unspec.
26565 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26566 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26567 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26569 2009-02-19 Richard Guenther <rguenther@suse.de>
26571 PR tree-optimization/39207
26572 PR tree-optimization/39074
26573 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26574 storedanything_tree): New.
26575 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26576 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26577 (build_succ_graph): Add edges from STOREDANYTHING to all
26579 (init_base_vars): Initialize STOREDANYTHING.
26580 (compute_points_to_sets): Free substitution info after
26581 building the succ graph.
26582 (ipa_pta_execute): Likewise.
26584 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26586 (do_ds_constraint): Do not add to special var or non-pointer
26588 (type_could_have_pointers): Split out from ...
26589 (could_have_pointers): ... here. For arrays use the element type.
26590 (create_variable_info_for): Initialize may_have_pointers.
26591 (new_var_info): Likewise.
26592 (handle_lhs_call): Make the HEAP variable unknown-sized.
26593 (intra_create_variable_infos): Use a type with pointers for
26594 PARM_NOALIAS, make it unknown-sized.
26596 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26599 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26601 2009-02-18 Jason Merrill <jason@redhat.com>
26604 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26605 value if DECL_EXTERNAL.
26606 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26607 * target.h (gcc_target::binds_local_p): Clarify "module".
26608 * tree.h (TREE_PUBLIC): Clarify "module".
26610 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26613 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26614 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26616 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26619 * c.opt (Wabi): Support C and ObjC.
26622 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26624 * config/i386/i386.c (classify_argument): Warn once about the ABI
26625 change when passing union with long double.
26627 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26629 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26632 * c-parser.c (c_parser_compound_statement): Always enter and leave
26635 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26638 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26640 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26642 PR tree-optimization/36922
26643 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26644 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26647 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26649 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26652 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26654 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26656 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26658 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26661 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26662 Richard Sandiford <rdsandiford@googlemail.com>
26664 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26665 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26666 (loongson_biadd): ...this.
26668 2009-02-17 Richard Guenther <rguenther@suse.de>
26670 PR tree-optimization/39202
26671 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26672 a var make sure to follow existing collapses.
26674 2009-02-17 Richard Guenther <rguenther@suse.de>
26676 PR middle-end/39214
26677 * langhooks.c (lhd_print_error_function): Check for NULL block.
26679 2009-02-17 Richard Guenther <rguenther@suse.de>
26681 PR tree-optimization/39204
26682 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26685 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26687 * config/soft-fp/double.h: Update from glibc CVS.
26689 2009-02-17 Richard Guenther <rguenther@suse.de>
26691 PR tree-optimization/39207
26692 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26693 strict-aliasing warnings for pointers pointing to NULL.
26695 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26698 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26699 skipping until next close brace.
26701 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26704 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26705 to function argument boundary.
26707 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26709 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26710 in the lea_add. Reload eventually constraints it properly.
26711 * config/picochip/constraints.md: Remove the target constraint
26712 "b", since it is not needed anymore.
26714 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26716 * gthr-dce.h: Uglify function parameter and local variable names.
26717 * gthr-gnat.h: Likewise.
26718 * gthr-mipssde.h: Likewise.
26719 * gthr-nks.h: Likewise.
26720 * gthr-posix95.h: Likewise.
26721 * gthr-posix.h: Likewise.
26722 * gthr-rtems.h: Likewise.
26723 * gthr-single.h: Likewise.
26724 * gthr-solaris.h: Likewise.
26725 * gthr-tpf.h: Likewise.
26726 * gthr-vxworks.h: Likewise.
26727 * gthr-win32.h: Likewise.
26729 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26732 * config/i386/i386.md: Restrict the new peephole2 to move
26733 between MMX/SSE registers.
26735 2009-02-15 Richard Guenther <rguenther@suse.de>
26738 2009-02-13 Richard Guenther <rguenther@suse.de>
26740 * configure.ac: Enable LFS.
26741 * configure: Re-generate.
26742 * config.in: Likewise.
26744 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26746 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26747 spu_srqwbyte, spu_srqwbytebc): Define.
26748 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26749 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26750 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26751 "shrqby_<mode>"): New insn-and-split patterns.
26752 * config/spu/spu.c (expand_builtin_args): Determine and return
26753 number of operands using spu_builtin_description data.
26754 (spu_expand_builtin_1): Use it.
26756 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26759 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26762 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26765 * config/i386/i386.c (override_options): Correct warning
26766 messages for -malign-loops, -malign-jumps and -malign-functions.
26768 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26771 * config/i386/i386.md: Restrict the new peephole2 to move
26772 between the general purpose registers.
26774 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26777 * config/i386/i386.c (type_natural_mode): Add a new argument.
26778 Return the original mode and warn ABI change if vector size is 32byte.
26779 (function_arg_advance): Updated.
26780 (function_arg): Likewise.
26781 (ix86_function_value): Likewise.
26782 (ix86_return_in_memory): Likewise.
26783 (ix86_sol10_return_in_memory): Likewise.
26784 (ix86_gimplify_va_arg): Likewise.
26785 (function_arg_32): Don't warn ABX ABI change here.
26786 (function_arg_64): Likewise.
26788 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26790 * loop-iv.c (implies_p): In the final case, test that operands 0
26791 of the two comparisons match.
26793 * config/bfin/bfin.c (find_prev_insn_start): New function.
26794 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26795 (find_next_insn_start): Move.
26797 2009-02-13 Richard Guenther <rguenther@suse.de>
26799 * configure.ac: Enable LFS.
26800 * configure: Re-generate.
26801 * config.in: Likewise.
26803 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26806 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26807 sizes on syntax error after some arguments have been parsed.
26809 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26811 * doc/invoke.texi (-fira): Remove.
26813 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26815 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26816 * recog.c: Likewise.
26819 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26821 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26822 (umul_ppmm): Likewise.
26823 (count_leading_zeros): Likewise.
26824 (count_trailing_zeros): Likewise.
26825 (UMUL_TIME): Likewise.
26827 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26829 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26830 soft-fp/t-softfp to tmake_file.
26832 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26833 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26834 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26835 IA64_BUILTIN_INFQ]: New.
26836 (ia64_init_builtins): Initialize __builtin_infq,
26837 __builtin_fabsq and __builtin_copysignq if not HPUX.
26838 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26839 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26841 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26843 (__fixtfti): Likewise.
26844 (__fixunstfti): Likewise.
26845 (__floattitf): Likewise.
26847 * config/ia64/libgcc-glibc.ver: New.
26848 * config/ia64/t-fprules-softfp: Likewise.
26849 * config/ia64/sfp-machine.h: Likewise.
26851 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26852 (LIBGCC2_TF_CEXT): Likewise.
26853 (TF_SIZE): Likewise.
26854 (TARGET_INIT_LIBFUNCS): Likewise.
26856 * config/ia64/t-glibc (SHLINB_MAPFILES):
26857 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26859 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26861 * config/i386/i386.c (construct_container): Rewrite processing
26862 BLKmode with X86_64_SSE_CLASS.
26864 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26867 * config/i386/i386.md: Replace simplify_replace_rtx with
26868 replace_rtx in the new peephole2.
26870 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26872 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26873 loop unrolling do not happen at -O2.
26875 2009-02-12 Michael Matz <matz@suse.de>
26877 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26879 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26881 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26884 2009-02-12 Ben Elliston <bje@au.ibm.com>
26886 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26887 patterns when updating the back chain. Missed in the 2009-02-10
26890 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26892 * doc/extend.texi (Decimal Floating Types): Update identifier of
26893 draft TR and list of missing support.
26895 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26897 PR middle-end/39154
26898 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26899 bit to variable length decl's flags, add it also to its
26900 pointer replacement variable.
26902 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26903 Jakub Jelinek <jakub@redhat.com>
26906 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26907 (memory_blockage): New expander.
26908 (*memory_blockage): New insn pattern.
26909 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26910 instead of general blockage at the end of function prologue when
26911 frame pointer is used to access red zone area. Do not emit blockage
26912 when profiling, it is emitted in generic code.
26913 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26914 function epilogue when frame pointer is used to access red zone area.
26916 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26919 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26920 by arithmetic with memory operands.
26921 * config/i386/predicates.md (commutative_operator): New.
26923 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26925 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26928 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26930 * alias.h (record_alias_subset): Declare.
26931 * alias.c (record_alias_subset): Make global.
26933 2009-02-10 Nick Clifton <nickc@redhat.com>
26935 * tree-parloops.c: Change license to GPLv3.
26936 * ipa-struct-reorg.c: Change license to GPLv3.
26937 * ipa-struct-reorg.h: Change license to GPLv3.
26939 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26942 * c-decl.c (start_struct): Return NULL on error.
26944 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26946 PR middle-end/39124
26947 * cfgloopmanip.c (remove_path): Call remove_bbs after
26948 cancel_loop_tree, not before it.
26951 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26952 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26953 VAR_DECLs were seen.
26954 * tree-ssa-live.c (remove_unused_locals): Recompute
26955 cfun->has_local_explicit_reg_vars.
26956 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26957 copies or clearings if cfun->has_local_explicit_reg_vars.
26959 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26962 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26963 of function prologue when frame pointer is used to access
26966 2009-02-10 Richard Guenther <rguenther@suse.de>
26968 PR middle-end/39127
26969 * gimplify.c (gimple_regimplify_operands): Always look if
26970 we need to create a temporary.
26972 2009-02-10 Richard Guenther <rguenther@suse.de>
26974 PR tree-optimization/39132
26975 * tree-loop-distribution.c (todo): New global var.
26976 (generate_memset_zero): Trigger TODO_rebuild_alias.
26977 (tree_loop_distribution): Return todo.
26979 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26982 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26983 (x86_64_reg_class_name): Removed.
26984 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26985 first one isn't X86_64_SSE_CLASS or any other ones aren't
26986 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26987 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26988 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26989 and 3 X86_64_SSEUP_CLASS.
26990 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26991 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26993 2009-02-10 Ben Elliston <bje@au.ibm.com>
26995 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26996 form instruction to update the stack back chain word, even if the
26997 user has disabled the generation of update instructions.
26998 (movdi_<mode>_update_stack): New.
26999 (movsi_update_stack): Likewise.
27000 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27001 always use an update form instruction to update the stack back
27004 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27006 PR middle-end/38953
27007 * graphite.c (if_region_set_false_region): After moving a region in
27008 the false branch of a condition, remove the empty dummy basic block.
27009 (gloog): Remove wrong fix for PR38953.
27011 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27013 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27014 generation due to implicit sign extension.
27016 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27018 PR middle-end/38981
27019 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27020 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27022 2009-02-09 Richard Guenther <rguenther@suse.de>
27024 PR middle-end/35202
27025 * convert.c (convert_to_real): Disable (float)fn((double)x)
27026 to fnf(x) conversion if errno differences may occur and
27027 -fmath-errno is set.
27029 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27031 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27032 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27033 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27035 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27038 * c-common.c (handle_alias_attribute): Disallow attribute for
27039 anything not a FUNCTION_DECL or VAR_DECL.
27041 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27044 * real.c (do_compare): Special-case compare of zero against
27045 decimal float value.
27047 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27050 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27051 as indicating flexible array members unless the field itself is
27052 being declarared as the incomplete array.
27054 2009-02-06 Jan Hubicka <jh@suse.cz>
27056 PR tree-optimization/38844
27057 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27058 is already inlined.
27060 2009-02-06 Richard Guenther <rguenther@suse.de>
27062 PR middle-end/38977
27063 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27064 fork because we may expand it as __gcov_fork.
27066 2009-02-06 Nick Clifton <nickc@redhat.com>
27068 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27070 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27072 PR tree-optimization/35659
27073 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27074 vn_phi_eq): Shortcut if hashcode does not match.
27075 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27077 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27078 and avoid iterative_hash_expr.
27079 (FOR_EACH_VALUE_ID_IN_SET): New.
27080 (value_id_compare): Remove.
27081 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27082 sort expressions by value id.
27084 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27087 * config/sh/predicates.md (general_movsrc_operand): Don't check
27088 the subreg of system registers here.
27090 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27093 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27094 on the copied decl.
27096 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27098 PR rtl-optimization/39110
27099 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27100 addresses, not aligned ones.
27102 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27103 Richard Guenther <rguenther@suse.de>
27105 PR tree-optimization/39100
27106 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27107 comment says and add edges.
27109 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27112 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27113 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27115 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27117 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27118 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27119 register_bb_in_sese, new_sese, free_sese): Moved.
27120 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27121 outermost_loop_in_scop, build_scop_iteration_domain,
27122 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27123 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27124 Use loop_in_sese_p instead of loop_in_scop_p.
27125 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27126 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27127 (scopdet_basic_block_info): Fix bug in scop detection.
27128 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27129 eq_loop_to_cloog_loop): Remove.
27130 (nb_loops_around_loop_in_scop, nb_loop
27131 ref_nb_loops): Moved here...
27132 * graphite.h (ref_nb_loops): ... from here.
27133 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27134 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27135 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27137 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27138 Hans-Peter Nilsson <hp@axis.com>
27140 PR rtl-optimization/37889
27141 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27142 Move offset handling from PLUS to before the switch. Use new
27143 arguments when considering SYMBOL_REFs too.
27144 (rtx_addr_can_trap_p): Pass dummy offset and size.
27145 (enum may_trap_p_flags): Remove.
27146 (may_trap_p_1): Pass size from MEM_SIZE.
27148 PR rtl-optimization/38921
27149 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27150 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27151 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27152 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27154 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27156 AVX Programming Reference (January, 2009)
27157 * config/i386/sse.md (*vpclmulqdq): New.
27159 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27161 PR tree-optimization/38977
27162 PR gcov-profile/38292
27163 * calls.c (special_function_p): Disregard __builtin_ prefix.
27165 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27167 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27168 non-indexable addresses even before reload.
27170 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27173 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27174 as having variable size. Do not give an error for unnamed
27175 parameters with [*] declarators. Give a warning for type names
27176 with [*] declarators and mark them as variable size.
27177 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27178 for sizeof applied to [*] type names.
27180 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27183 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27185 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27187 * gcc.c (process_command): Update copyright notice dates.
27188 * gcov.c (print_version): Likewise.
27189 * gcov-dump.c (print_version): Likewise.
27190 * mips-tfile.c (main): Likewise.
27191 * mips-tdump.c (main): Likewise.
27193 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27196 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27197 for composite type involving a zero-length array type.
27199 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27202 * function.c (match_asm_constraints_1): Skip over
27203 initial optional % in the constraint.
27205 PR inline-asm/39059
27206 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27207 supported, don't accept FIXED_CSTs.
27208 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27209 and _Sat is used without _Fract/_Accum. Set specs->type to
27210 integer_type_node for cts_fract/cts_accum if fixed point is not
27213 2009-02-02 Catherine Moore <clm@codesourcery.com>
27215 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27217 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27219 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27220 (ABI_HAS_64BIT_SYMBOLS): Use it.
27221 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27223 2009-02-02 Paul Brook <paul@codesourcery.com>
27225 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27227 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27229 PR inline-asm/39058
27230 * recog.h (asm_operand_ok): Add constraints argument.
27231 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27232 recurse on matching constraint.
27233 (check_asm_operands): Pass constraints as 3rd argument to
27234 asm_operand_ok. Don't look up matching constraint here.
27235 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27238 2009-02-02 Ben Elliston <bje@au.ibm.com>
27240 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27241 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27243 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27245 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27246 information. Remove some obsolete information. Reorganize.
27248 * config/pa/fptr.c: Revert license to GPL 2.
27249 * config/pa/milli64.S: Likewise.
27251 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27254 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27255 LIBRARY name in, instead of hard-coding it.
27256 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27257 extra target make frag to tmake_files according to EH model.
27258 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27259 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27260 frags that define makefile variable EH_MODEL appropriately.
27261 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27262 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27263 to "-sjlj" according to type of EH configured.
27264 (LIBGCC_SONAME): Concatenate it to shared library base name.
27265 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27266 to "_sjlj" according to type of EH configured.
27267 (LIBGCC_SONAME): Concatenate it to shared library base name.
27268 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27269 (SHLIB_LINK): Add missing semicolon to if-else construct.
27270 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27271 string value of "pe_dll" command-line option.
27272 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27273 (SHLIB_SONAME): Use it when overriding t-cygming default.
27274 (SHLIB_IMPLIB): Override t-cygming default.
27275 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27276 string value of "pe_dll" command-line option.
27278 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27281 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27282 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27284 2009-01-31 Richard Guenther <rguenther@suse.de>
27286 PR tree-optimization/38937
27287 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27288 computing the transitive closure.
27290 2009-01-30 Richard Guenther <rguenther@suse.de>
27292 PR tree-optimization/39041
27293 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27294 Propagate variable indices only if the types match for this stmt.
27296 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27299 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27300 inline but never defined.
27302 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27304 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27305 (*insv_h_di_reg_extimm): New insn.
27306 (*insv_l<mode>_reg_extimm): New insn.
27308 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27310 * config/picochip/picochip.c (flag_conserve_stack): set
27311 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27312 fconserve-stack. Reduce call-overhead used by inliner.
27314 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27317 * common.opt (flag_conserve_stack): Initialised to zero.
27319 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27322 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27323 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27326 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27328 * ira-color.c (allocno_reload_assign): Update comments.
27329 * regmove.c (regmove_optimize): Likewise.
27333 2009-01-29 Robert Millan <rmh@aybabtu.com>
27335 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27336 * config/i386/kopensolaris-gnu.h: New file. Undefine
27337 `MD_UNWIND_SUPPORT'.
27338 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27340 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27342 PR tree-optimization/39007
27343 * tree-loop-distribution.c (generate_builtin): Use
27344 recompute_dominator to compute the immediate dominator of the
27345 basic block just after the loop.
27347 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27349 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27350 (ASM_OUTPUT_DWARF_PCREL): Define.
27352 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27354 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27355 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27356 global. Modify entries about regmove and IRA.
27358 * ra-conflict.c: Remove the file.
27360 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27362 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27363 (pass_regclass_init): Rename to pass_reginfo_init.
27365 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27367 * toplev.h (flag_ira): Remove.
27369 * caller-save.c (setup_save_areas): Remove flag_ira.
27371 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27373 * global.c: Remove the file.
27375 * opts.c (decode_options): Remove flag_ira.
27377 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27379 * regmove.c: Modify file description.
27380 (find_use_as_address, try_auto_increment): Define them only if
27381 AUTO_INC_DEC is defined.
27382 (replacement_quality, replace_in_call_usage, fixup_match_1,
27383 stable_and_no_regs_but_for_p): Remove.
27384 (reg_set_in_bb): Make it static.
27385 (regmove_optimize): Remove flag_ira and code which worked for
27388 * local-alloc.c: Remove the file.
27390 * common.opt (fira): Remove.
27392 * ira.c: Include except.h.
27393 (eliminable_regset): Move from global.c.
27394 (mark_elimination): Ditto. Remove flag_ira.
27395 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27396 equiv_mem_modified, validate_equiv_mem_from_store,
27397 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27398 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27399 no_equiv, recorded_label_ref): Move from local-alloc.c.
27400 (update_equiv_regs): Ditto. Make it static.
27401 (print_insn_chain, print_insn_chains): Move it from global.c.
27402 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27403 (build_insn_chain): Ditto. Make it static.
27404 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27405 Rename to init_live_subregs.
27406 (gate_ira): Remove flag_ira.
27408 * regclass.c: Rename reginfo.c. Change file description.
27409 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27410 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27411 (init_reg_sets_1): Remove code for evaluation of
27412 reg_class_superclasses and losing_caller_save_reg_set.
27413 (init_regs): Remove init_reg_autoinc.
27414 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27415 ok_for_base_p_nonstrict): Remove.
27416 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27417 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27418 corresponding entries.
27419 (dump_regclass, record_operand_costs, scan_one_insn,
27420 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27421 record_address_regs, auto_inc_dec_reg_p): Remove.
27422 (gt-regclass.h): Rename to gt-reginfo.h.
27424 * rtl.h (dump_global_regs, retry_global_alloc,
27425 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27427 * Makefile.in (RA_H): Remove.
27428 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27429 Rename regclass.o to reginfo.o.
27430 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27432 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27433 (GTFILES): Rename regclass.c to reginfo.c.
27435 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27436 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27438 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27439 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27441 (finish_spills): Ditto. Remove code for !flag_ira.
27443 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27445 PR middle-end/35854
27446 * doc/invoke.texi (rtl debug options): Complete rewrite.
27447 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27449 * mode-switching.c (pass_mode_switching): Rename pass from
27450 "mode-sw" to "mode_sw".
27451 * except.c (pass_convert_to_eh_ranges): Rename pass from
27452 "eh-ranges" to "eh_ranges".
27453 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27457 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27458 Alexander Monakov <amonakov@ispras.ru>
27460 PR middle-end/38857
27461 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27463 (move_exprs_to_boundary): Change return type and pass through
27464 should_move from move_op. Relax assert. Update usage ...
27465 (schedule_expr_on_boundary): ... here. Use should_move instead of
27467 (move_op_orig_expr_found): Indicate that insn was disconnected from
27469 (code_motion_process_successors): Do not call after_merge_succs
27470 callback if original expression was not found when traversing any of
27472 (code_motion_path_driver): Change return type. Update prototype.
27473 (move_op): Update comment. Add a new parameter (should_move). Update
27474 prototype. Set *should_move based on indication provided by
27475 move_op_orig_expr_found.
27477 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27479 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27480 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27481 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27482 * config/rs6000/rs6000.c (rs6000_override_options): Default
27483 avoid-indexed-addresses on for Power6, off for everything else.
27484 (avoiding_indexed_address_p): New function.
27485 (rs6000_legitimize_address): Use it.
27486 (rs6000_legitimate_address): Likewise.
27487 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27489 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27491 PR tree-optimization/38997
27492 * tree-loop-distribution.c (generate_memset_zero): Use
27493 POINTER_PLUS_EXPR for a pointer addition.
27495 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27497 * config/s390/s390.md (bswap<mode>2): New pattern added.
27499 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27501 * config/s390/s390.md (*tls_load_31): Added type attribute.
27503 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27505 * config/s390/s390.md: Fix a few comments.
27507 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27509 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27510 (*tm<mode>_full): Fixed z10prop attribute.
27511 (*tst<mode>_extimm): Fixed z10prop attribute.
27512 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27513 (*tstqiCCT_cconly): Fixed z10prop attribute.
27514 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27515 (*movsi_larl): Fixed z10prop attribute.
27516 (*movsi_zarch): Fixed z10prop attribute.
27517 (*movsi_eas): Fixed z10prop attribute.
27518 (*movhi): Fixed z10prop attribute.
27519 (*movqi): Fixed z10prop attribute.
27520 (*movstrictqi): Fixed z10prop attribute.
27521 (*mov<mode>): Fixed z10prop attribute.
27522 (*movcc): Fixed z10prop attribute.
27523 (*sethighpartdi_64): Fixed z10prop attribute.
27524 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27525 (*negdi2_sign_cc): Fixed z10prop attribute.
27526 (*negdi2_sign): Fixed z10prop attribute.
27527 (*absdi2_sign_cc): Fixed z10prop attribute.
27528 (*absdi2_sign): Fixed z10prop attribute.
27529 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27530 (*negabsdi2_sign): Fixed z10prop attribute.
27531 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27532 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27533 (doloop_si64): Fixed z10prop attribute.
27534 (doloop_si31): Fixed z10prop attribute.
27535 (doloop_long): Fixed z10prop attribute.
27536 (indirect_jump): Fixed z10prop attribute.
27537 (nop): Fixed z10prop attribute.
27538 (main_base_64): Fixed z10prop attribute.
27539 (reload_base_64): Fixed z10prop attribute.
27541 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27543 PR rtl-optimization/38740
27544 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27546 * config/mips/mips.c (mips_reorg): Likewise.
27548 2009-01-28 Richard Guenther <rguenther@suse.de>
27550 PR tree-optimization/38926
27551 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27552 with the correct value id to a value.
27553 (do_regular_insertion): Use the value number of edoubleprime
27554 for the value number of the expr.
27557 2008-08-21 Richard Guenther <rguenther@suse.de>
27559 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27560 a PHI ask VN if it is already available.
27561 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27562 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27564 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27566 PR middle-end/38934
27567 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27568 set to varying whenever max has TREE_OVERFLOW set, similarly
27569 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27571 2009-01-28 Richard Guenther <rguenther@suse.de>
27573 PR middle-end/38908
27574 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27575 uninitialized aggregate uses in call arguments.
27577 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27579 PR tree-optimization/38984
27580 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27581 the nothing_id variable if -fno-delete-null-pointer-checks.
27583 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27586 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27587 (set_got_offset_rex64): Ditto.
27589 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27592 * doc/extend.texi: Improve local variable with asm reg.
27594 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27596 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27597 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27598 was not supplied then set warn_packed_bitfield_compat to the
27599 default value of 1.
27600 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27603 2009-01-27 Richard Guenther <rguenther@suse.de>
27605 PR tree-optimization/38503
27606 * cfgexpand.c (expand_gimple_basic_block): Ignore
27607 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27608 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27609 variables that cannot have TBAA applied.
27610 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27613 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27615 PR middle-end/38969
27616 * calls.c (initialize_argument_information): Do not wrap complex
27617 arguments in SAVE_EXPR.
27619 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27621 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27622 (INSTALL_LIBGCC): Revert typo commit.
27624 2009-01-26 Richard Guenther <rguenther@suse.de>
27626 PR tree-optimization/38745
27627 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27628 from special handling.
27630 2009-01-26 Richard Guenther <rguenther@suse.de>
27632 PR tree-optimization/38745
27633 * tree-ssa.c (execute_update_addresses_taken): Do not include
27634 variables that cannot possibly be a register in not_reg_needs.
27635 Do not clear TREE_ADDRESSABLE on vars that may not become
27637 * tree-ssa.c (update_alias_info_1): Include those in the set
27638 of addressable vars.
27640 2009-01-26 Richard Guenther <rguenther@suse.de>
27642 PR middle-end/38851
27643 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27644 * tree-ssa-dse.c: Include langhooks.h
27645 (execute_simple_dse): Remove stores with zero size.
27647 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27650 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27653 2009-01-24 Julian Brown <julian@codesourcery.com>
27655 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27656 config/arm/linux-atomic.c.
27657 * config/arm/linux-atomic.c: New.
27659 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27661 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27662 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27663 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27665 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27668 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27671 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27673 PR tree-optimization/38953
27674 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27675 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27676 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27677 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27680 2009-01-24 Paul Brook <paul@codesourcery.com>
27682 * config/arm/neon.md (neon_type): Move to arm.md.
27683 (neon_mov<VSTRUCT>): Add neon_type attribute.
27684 * config/arm/arm.md (neon_type): Move to here.
27685 (conds): Add "unconditioal" and use as default for NEON insns.
27687 2009-01-24 Ben Elliston <bje@au.ibm.com>
27689 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27690 void *' warning from -Wc++-compat.
27691 * Makefile.in (dominance.o-warn): Remove.
27693 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27695 PR tree-optimization/38932
27696 * fold-const.c (fold_unary_ignore_overflow): New.
27697 * tree.h (fold_unary_ignore_overflow): Declare.
27698 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27699 * tree-ssa-sccvn.c (visit_reference_op_load,
27700 simplify_unary_expression): Likewise.
27702 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27704 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27705 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27706 regardless of their type.
27707 * c-common.c (handle_packed_attribute): Don't ignore packed on
27709 * c.opt (Wpacked-bitfield-compat): New warning option.
27710 * stor-layout.c (place_field): Warn if offset of a field changed.
27711 * doc/extend.texi (packed): Mention the ABI change.
27712 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27713 (Warning Options): Add it to the list.
27715 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27717 * c-opts.c (c_common_post_options): Fix a typo in comments.
27719 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27721 PR middle-end/38615
27722 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27723 variables to static.
27724 * doc/invoke.texi (-fmerge-all-constants): Update description.
27726 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27729 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27730 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27732 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27734 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27736 (LOCAL_ALIGNMENT): Similarly.
27738 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27739 Joseph Myers <joseph@codesourcery.com>
27741 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27742 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27743 * config/arm/arm-tune.md: Regenerate.
27744 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27747 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27749 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27750 version number to five.
27752 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27755 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27756 * c-common.c (set_underlying_type): Likewise.
27757 (is_typedef_decl ): Likewise
27759 (set_underlying_type): Likewise.
27760 (is_typedef_type): Likewise.
27762 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27764 PR middle-end/38587
27765 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27768 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27771 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27772 (LIBGCC_SPEC): Don't define.
27773 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27775 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27777 PR rtl-optimization/38879
27778 * alias.c (base_alias_check): Unaligned access via AND address can
27779 alias all surrounding object types except those with sizes equal
27780 or wider than the size of unaligned access.
27782 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27785 * c-decl.c (clone_underlying_type): Move this ...
27786 * c-common.c (set_underlying_type): ... here.
27787 Also, make sure the function properly sets TYPE_STUB_DECL() on
27788 the newly created typedef variant type.
27789 (is_typedef_decl ): New entry point.
27790 * tree.h: Added a new member member_types_needing_access_check to
27791 struct tree_decl_non_common.
27792 (set_underlying_type): New entry point.
27793 (is_typedef_type): Likewise.
27795 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27797 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27798 Check whether two instructions have memory references that
27799 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27800 are helper functions for traversing.
27801 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27802 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27803 not to draw dependency edge for instructions with non-conflicting
27806 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27809 * longlong.h: Update copyright years. Use soft-fp license notice.
27810 Sync __clz_tab declaration with glibc.
27812 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27815 * doc/extend.texi (syscall_linkage): New.
27816 (version_id): Modify.
27818 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27819 Richard Guenther <rguenther@suse.de>
27821 PR tree-optimization/38747
27822 PR tree-optimization/38748
27823 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27824 conversion if the base address is an indirect reference and the
27825 aliasing sets could cause issues.
27827 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27829 * common.opt (fgraphite, fgraphite-identity): Add comment for
27830 explaining why these options are not documented.
27832 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27834 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27835 gimple_call_lhs is NULL.
27837 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27840 * emit-rtl.c (adjust_address_1): Make sure memref is never
27843 2009-01-20 Ben Elliston <bje@au.ibm.com>
27845 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27846 const qualifier from arg parameter. Remove unnecessary cast to char *.
27847 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27848 const qualifier from arg 2.
27850 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27852 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27854 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27857 * rtl.h (reinit_regs): New prototype.
27858 * regclass.c: Include ira.h.
27859 (reinit_regs): New.
27860 * Makefile.in (regclass.o): Add ira.h.
27861 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27863 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27866 * c-common.c (handle_aligned_attribute): Use
27867 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27868 default alignment value.
27870 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27872 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27873 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27875 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27876 __BIGGEST_ALIGNMENT__.
27878 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27880 2009-01-18 Richard Guenther <rguenther@suse.de>
27882 PR tree-optimization/38819
27883 * tree-flow.h (operation_could_trap_helper_p): Declare.
27884 * tree-eh.c (operation_could_trap_helper_p): Export.
27885 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27886 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27887 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27888 are about to insert a possibly trapping instruction and fail
27891 2009-01-18 Andreas Schwab <schwab@suse.de>
27893 * doc/install.texi (Configuration): Remove obsolete paragraph
27894 about use of --with-gnu-ld with --with-gnu-as.
27896 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27898 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27899 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27900 Follow spelling conventions.
27902 2009-01-18 Ben Elliston <bje@au.ibm.com>
27904 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27905 C++ warning about implicit conversion from void * to struct
27907 (bitmap_obstack_free): Likewise for bitmap_element *.
27908 * Makefile.in (bitmap.o-warn): Remove.
27910 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27912 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27914 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27915 Tobias Grosser <tobi.grosser@amd.com>
27917 * graphite.c (graphite_trans_scop_block): Do not block single
27920 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27922 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27923 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27924 test with assertion.
27926 2009-01-16 Richard Guenther <rguenther@suse.de>
27928 PR tree-optimization/38835
27929 PR middle-end/36227
27930 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27931 and INT + PTR -> (INT)(PTR p+ INT) folding.
27932 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27934 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27937 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27938 the subreg from a lowpart subreg if it is also casting the value.
27940 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27941 Tobias Grosser <tobi.grosser@amd.com>
27943 * graphite.c (compare_prefix_loops): New.
27944 (build_scop_canonical_schedules): Rewritten.
27945 (graphite_transform_loops): Move build_scop_canonical_schedules
27946 after build_scop_iteration_domain.
27948 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27949 Tobias Grosser <tobi.grosser@amd.com>
27951 * graphite.c (add_conditions_to_domain): Add the loops to
27952 the dimension of the iteration domain. Do copy the domain
27953 only when it exists.
27954 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27955 (add_conditions_to_constraints): New.
27956 (can_generate_code_stmt, can_generate_code): Removed.
27957 (gloog): Do not call can_generate_code.
27958 (graphite_transform_loops): Call add_conditions_to_constraints
27959 after building the iteration domain.
27961 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27963 PR tree-optimization/38789
27964 * tree-ssa-threadedge.c
27965 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27966 __builtin_constant_p.
27968 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27970 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27971 examined before deleting them.
27973 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27975 * function.c (aggregate_value_p): Correctly extract the function
27976 type from CALL_EXPR_FN lookup.
27978 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27980 * config/picochip/picochip.c (picochip_override_options): Revert
27981 CFI asm flag disable commited previously.
27983 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27984 Tobias Grosser <tobi.grosser@amd.com>
27985 Jan Sjodin <jan.sjodin@amd.com>
27987 * graphite.c (scan_tree_for_params): On substractions negate
27988 all the coefficients of the term.
27989 (clast_to_gcc_expression_red): New. Handle reduction expressions
27990 of more than two operands.
27991 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27992 (get_vdef_before_scop): Handle also the case of default definitions.
27994 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27996 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27997 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27998 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28000 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28001 Joey Ye <joey.ye@intel.com>
28003 PR middle-end/37843
28004 * cfgexpand.c (expand_stack_alignment): Don't update stack
28005 boundary nor check incoming stack boundary here.
28006 (gimple_expand_cfg): Update stack boundary and check incoming
28007 stack boundary here.
28009 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28011 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28013 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28015 PR rtl-optimization/38245
28016 * calls.c (expand_call): Add stack arguments to
28017 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28018 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28019 in regs and partially in memory or BLKmode arguments.
28020 (emit_library_call_value_1): Add stack arguments to
28021 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28022 ACCUMULATE_OUTGOING_ARGS).
28023 * dce.c: Include tm_p.h.
28024 (find_call_stack_args): New function.
28025 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28027 (mark_insn): Call find_call_stack_args for CALL_Ps.
28028 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28029 forwards. Allocate and free arg_stores bitmap if needed, pass it
28030 down to deletable_insn_p, don't mark stores set in arg_stores
28031 bitmap, clear the bitmap at the beginning of each bb.
28032 * Makefile.in (dce.o): Depend on $(TM_P_H).
28034 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28037 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28038 to make sure the insn is a conditional test (bug 22599). Reformat a
28041 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28043 PR middle-end/38431
28044 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28045 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28046 (gloog): Do not call cleanup_tree_cfg.
28047 (graphite_transform_loops): Call cleanup_tree_cfg after all
28048 scops have been code generated.
28050 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28051 * doc/gty.texi (Invoking the garbage collector): Added new node
28052 and section documenting ggc_collect.
28054 2009-01-14 Richard Guenther <rguenther@suse.de>
28056 PR tree-optimization/38826
28057 PR middle-end/38477
28058 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28059 initialization notes only if we actually emitted a warning.
28060 (intra_create_variable_infos): Add constraints for a result decl
28061 that is passed by hidden reference.
28062 (build_pred_graph): Mark all related variables non-direct on
28065 2009-01-14 Nick Clifton <nickc@redhat.com>
28067 * ira-conflicts.c: Include addresses.h for the definition of
28069 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28070 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28072 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28075 * Makefile.in (ira-lives.o): Add except.h.
28077 * ira-lives.c: Include except.h.
28078 (process_bb_node_lives): Process can_throw_internal.
28080 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28082 PR rtl-optimization/38774
28083 * combine.c (simplify_set): When undoing cc_use change, don't do
28084 PUT_CODE on the newly created comparison, but instead put back the
28087 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28089 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28090 values. Remove duplicate arm8 entry.
28092 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28094 PR tree-optimization/38786
28095 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28096 the SSA_NAME case of expand_scalar_variables_expr.
28097 Set the type of an expression to the type of its assign statement.
28098 (expand_scalar_variables_expr): Also gather the scalar computation
28099 used to index the memory access. Do not pass loop_p.
28100 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28101 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28102 the gimple_stmt_iterator where it inserts new code.
28103 Do not pass loop_p.
28104 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28105 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28107 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28109 * graphite.h (debug_value): Removed.
28110 * graphite.c (debug_value): Removed.
28112 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28114 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28115 ldrd/strd with two 32-bit instructions.
28117 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28119 * config/arm/arm.c (struct processors): Pass for speed down into
28120 cost helper functions.
28121 (const_ok_for_op): Handle COMPARE and inequality nodes.
28122 (arm_rtx_costs_1): Rewrite.
28123 (arm_size_rtx_costs): Update prototype.
28124 (arm_rtx_costs): Pass speed down to helper functions.
28125 (arm_slowmul_rtx_costs): Rework cost calculations.
28126 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28127 (arm_9e_rtx_costs): Likewise.
28129 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28131 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28132 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28133 (alpha_legitimize_address): Do not split local symbols wider than
28134 UNITS_PER_WORD into HIGH/LO_SUM parts.
28136 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28139 * gcc.c (process_command): Replace call to execvp with calls
28140 to pex_one and exit.
28142 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28145 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28146 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28147 variant for devices with 3-byte PC.
28148 (__tablejump_elpm__): New.
28150 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28153 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28154 offsetof member-designator, handle it as `[0].'.
28156 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28158 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28159 function when not using named sections on targets with named sections
28160 if branch distance is less than 262132.
28162 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28164 * combine.c (combine_instructions): Recompute
28165 optimize_this_for_speed_p for each BB in the main combine loop.
28167 2009-01-12 Tomas Bily <tbily@suse.cz>
28170 * tree-loop-distribution.c (prop_phis): New function.
28171 (generate_builtin): Call prop_phis.
28173 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28175 PR tree-optimization/38807
28176 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28177 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28179 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28181 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28182 subreg of op0 to the original op0.
28184 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28186 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28188 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28191 * mips-tfile.c (parse_def): Fix parsing of def strings
28192 starting with digits.
28194 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28197 * config/arm/arm.c (arm_is_long_call_p): Don't call
28198 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28200 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28202 * regrename.c (regrename_optimize): Fix dumping.
28203 (find_oldest_value_reg): Preserve REG_POINTER.
28204 (copy_hardreg_forward_1): Likewise.
28206 2009-01-09 Diego Novillo <dnovillo@google.com>
28208 * gimple.h (struct gimple_statement_base) <uid>: Document
28209 the restrictions on its use.
28210 (gimple_uid): Tidy.
28211 (gimple_set_uid): Tidy.
28213 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28215 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28216 zero guard even if align_bytes != 0 and count is smaller than
28219 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28221 PR rtl-optimization/38495
28222 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28223 (add_range_and_copies_from_move_list): Print all added ranges.
28224 Add ranges to memory optimized destination.
28226 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28230 * config/i386/i386.c (override_options): Reject
28231 -mstringop-strategy=rep_8byte with -m32.
28232 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28233 to 1. Do count comparison against epilogue_size_needed at compile
28234 time even when count_exp was constant forced into register. For
28235 size_needed don't jump to epilogue, instead just avoid aligning
28236 and invoke the body algorithm. If need_zero_guard, add zero guard
28237 even if count is non-zero, but smaller than size_needed + number of
28238 bytes that could be stored for alignment.
28239 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28240 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28241 but smaller than size_needed + number of bytes that could be stored
28242 for alignment. Compare size_needed with epilogue_size_needed instead
28243 of desired_align - align, don't adjust size_needed, pass
28244 epilogue_size_needed to the epilogue expanders.
28247 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28249 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28251 * pa.c (last_address): Change to unsigned.
28252 (update_total_code_bytes): Change argument to unsigned. Don't
28253 check if insn addresses are set.
28254 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28255 addresses are not set.
28256 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28258 2009-01-09 Nick Clifton <nickc@redhat.com>
28260 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28261 DECL_DECLARED_INLINE_P.
28263 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28265 PR middle-end/38347
28266 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28267 GET_MODE (op0) in operand_subword_force calls.
28269 PR middle-end/38771
28270 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28271 fold_convert arg0 operands to TREE_TYPE (op0) first.
28273 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28275 * params.def (ira-max-conflict-table-size): Decrease default value
28278 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28280 PR tree-optimization/37031
28281 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28283 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28284 allocate it using gc instead of heap, use VEC_quick_push instead of
28286 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28287 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28288 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28289 allocated vector from heap allocated.
28290 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28291 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28292 vector only after perfect_loop_nest_depth call.
28294 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28295 Jan Sjodin <jan.sjodin@amd.com>
28297 PR tree-optimization/38559
28298 * graphite.c (debug_value, copy_constraint,
28299 swap_constraint_variables, scale_constraint_variable, ): New.
28300 (get_lower_bound, get_upper_bound): Removed.
28301 (graphite_trans_bb_strip_mine): Clean up this code that works
28302 only for constant number of iterations. Fully copy upper and
28303 lower bound constraints, not only the constant part of them.
28304 * graphite.h (debug_value): Declared.
28306 2009-01-08 Ira Rosen <irar@il.ibm.com>
28308 PR tree-optimization/37194
28309 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28310 Don't add the cost of cost model guard in prologue to scalar
28311 outside cost in case of known number of iterations.
28313 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28314 Alan Modra <amodra@bigpond.net.au>
28316 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28317 non-word-aligned REG+CONST addressing.
28319 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28322 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28323 free_after_compilation when outputting a thunk.
28324 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28325 Do not call free_after_compilation here.
28327 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28329 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28330 (ix86_valid_target_attribute_inner_p): Ditto.
28332 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28334 PR tree-optimization/38492
28335 PR tree-optimization/38498
28336 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28337 * tree-chrec.h (scev_is_linear_expression): Declared.
28338 * graphite.c (graphite_cannot_represent_loop_niter): New.
28339 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28340 (graphite_loop_normal_form): Use gcc_assert.
28341 (scan_tree_for_params): Use CASE_CONVERT.
28342 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28343 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28344 Use gcc_assert. Discard scops that contain unhandled cases.
28345 (build_scop_conditions): Return a boolean status for unhandled cases.
28346 (strip_mine_profitable_p): Print the loop number, not its depth.
28347 (is_interchange_valid): Pass the depth of the loop nest, don't
28348 recompute it wrongly.
28349 (graphite_trans_bb_block): Same.
28350 (graphite_trans_bb_block): Print tentative of loop blocking.
28351 (graphite_trans_scop_block): Do not print that the loop has been
28353 (graphite_transform_loops): Do not handle scops that contain condition
28356 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28358 AVX Programming Reference (December, 2008)
28359 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28360 (_mm256_stream_pd): Likewise.
28361 (_mm256_stream_ps): Likewise.
28363 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28364 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28365 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28366 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28367 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28368 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28369 (ix86_expand_special_args_builtin): Likewise.
28371 * config/i386/sse.md (AVXMODEDI): New.
28372 (avx_movnt<mode>): Likewise.
28373 (avx_movnt<mode>): Likewise.
28374 (<sse>_movnt<mode>): Remove AVX support.
28375 (sse2_movntv2di): Likewise.
28377 2009-01-07 Richard Guenther <rguenther@suse.de>
28379 PR middle-end/38751
28380 * fold-const.c (extract_muldiv): Remove obsolete comment.
28381 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28382 to PLUS_EXPR canonicalization for the canonicalization.
28384 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28386 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28387 hosted cross-compilers generating less efficient code.
28389 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28391 * function.h (rtl_data): Add a dbr_scheduled_p field.
28392 * reorg.c (dbr_schedule): Set it.
28393 (gate_handle_delay_slots): Check it.
28394 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28395 (mips_reorg): Check flag_delayed_branch instead of
28396 mips_base_delayed_branch.
28397 (mips_override_options): Don't set mips_base_delayed_branch
28398 or flag_delayed_branch.
28400 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28402 PR rtl-optimization/38426.
28403 * ira.c (ira): Set current_function_is_leaf earlier.
28405 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28407 PR rtl-optimization/38722
28408 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28409 too early, only set a flag and modify after last possible
28412 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28415 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28416 * real.c (decimal_single_format): Correct values of emin and emax.
28417 (decimal_double_format): Ditto.
28418 (decimal_quad_format): Ditto.
28419 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28420 computation of DECnn_MIN and DECnn_MAX for corrected values of
28421 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28422 __DECnn_MIN__, and adjust its computation for the corrected value
28425 2009-01-06 Jan Hubicka <jh@suse.cz>
28428 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28430 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28432 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28433 Add Robert Clark to the list of testers.
28435 2009-01-06 Jan Hubicka <jh@suse.cz>
28436 Kai Tietz <kai.tietz@onevision.com>
28438 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28439 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28441 2009-01-06 Jan Hubicka <jh@suse.cz>
28442 Kai Tietz <kai.tietz@onevision.com>
28444 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28446 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28447 (ix86_nsaved_regs): Count only general purpose regs.
28448 (ix86_nsaved_sseregs): New.
28449 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28450 to 16 for w64; compute padding and size of sse reg save area.
28451 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28452 general purpose regs.
28453 (ix86_emit_save_sse_regs_using_mov): New.
28454 (ix86_expand_prologue): Save SSE regs if needed.
28455 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28456 (ix86_emit_restore_sse_regs_using_mov): New.
28457 (ix86_expand_epilogue): Save SSE regs if needed.
28459 2009-01-06 Jan Hubicka <jh@suse.cz>
28460 Kai Tietz <kai.tietz@onevision.com>
28462 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28463 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28464 functions when accumulate outgoing args is off.
28466 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28469 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28470 before using pseudos_have_intersected_live_ranges_p.
28472 * ira-int.h (ira_assert): Always define.
28474 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28476 AVX Programming Reference (December, 2008)
28477 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28478 (_mm256_permute2_pd): Likewise.
28479 (_mm_permute2_ps): Likewise.
28480 (_mm256_permute2_ps): Likewise.
28481 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28482 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28484 * config/i386/i386.c (ix86_builtins): Remove
28485 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28486 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28487 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28488 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28489 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28490 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28491 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28492 __builtin_ia32_vpermil2ps256.
28493 (ix86_init_mmx_sse_builtins): Updated.
28494 (ix86_expand_args_builtin): Likewise.
28496 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28498 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28499 long absolute calls when generating PA 2.0 code.
28501 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28503 PR rtl-optimization/38583
28504 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28506 * params.def (ira-max-conflict-table-size): New.
28508 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28510 * ira.h (ira_conflicts_p): New external definition.
28512 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28513 table. Report this. Return result of building.
28514 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28515 building conflict table.
28517 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28518 (ira_color): Use ira_conflicts_p.
28520 * global.c: Include ira.h.
28521 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28524 * Makefile.in (global.o): Add ira.h.
28526 * ira-build.c (mark_all_loops_for_removal,
28527 propagate_some_info_from_allocno): New.
28528 (remove_unnecessary_allocnos): Call
28529 propagate_some_info_from_allocno.
28530 (remove_low_level_allocnos): New.
28531 (remove_unnecessary_regions): Add parameter. Call
28532 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28533 parameter to remove_unnecessary_regions.
28534 (ira_build): Remove all regions but root if the conflict table was
28535 not built. Update conflict hard regs for allocnos crossing calls.
28537 * ira.c (ira_conflicts_p): New global.
28538 (ira): Define and use ira_conflicts_p.
28540 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28541 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28542 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28544 2009-01-06 Ben Elliston <bje@au.ibm.com>
28546 * gengtype-lex.l (YY_NO_INPUT): Define.
28548 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28551 * c-common.c (handle_vector_size_attribute): Also reject
28552 BOOLEAN_TYPE types.
28554 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28556 PR tree-optimization/38492
28557 * graphite.c (rename_map_elt, debug_rename_elt,
28558 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28559 rename_map_elt_info, eq_rename_map_elts,
28560 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28561 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28562 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28563 (sese_build_livein_liveouts): New.
28564 (new_sese, free_sese): New.
28565 (new_scop): Call new_sese.
28566 (free_scop): Call free_sese.
28567 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28568 (register_old_new_names): Renamed register_old_and_new_names.
28569 (register_scop_liveout_renames, add_loop_exit_phis,
28570 insert_loop_close_phis, struct igp,
28571 default_liveout_before_guard, add_guard_exit_phis,
28572 insert_guard_phis, copy_renames): New.
28573 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28574 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28575 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28576 (scop_adjust_phis_for_liveouts): New.
28577 (gloog): Call scop_adjust_phis_for_liveouts.
28579 * graphite.h (struct sese): Documented. Added fields liveout,
28580 num_ver and livein.
28581 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28582 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28583 (struct scop): Added field liveout_renames.
28584 (SCOP_LIVEOUT_RENAMES): New.
28586 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28588 PR tree-optimization/38510
28589 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28590 (translate_clast): Call recompute_all_dominators before
28592 (gloog): Call recompute_all_dominators before graphite_verify.
28594 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28595 Jan Sjodin <jan.sjodin@amd.com>
28597 PR tree-optimization/38500
28598 * graphite.c (create_sese_edges): Call fix_loop_structure after
28601 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28603 * config.gcc: Add m32r*-*-rtems*.
28604 * config/m32r/rtems.h: New file.
28606 2009-01-05 Ben Elliston <bje@au.ibm.com>
28608 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28609 (.po.pox): Likewise.
28610 (po/gcc.pot): Likewise.
28612 2009-01-04 David S. Miller <davem@davemloft.net>
28614 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28615 (STARTING_FRAME_OFFSET): Always set to zero.
28617 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28619 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28620 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28621 fixed-point types, and vectors of the same.
28623 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28625 * config/mips/sync.md (*mb_barrier): Rename to...
28626 (*memory_barrier): ...this.
28628 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28630 * doc/extend.texi (Function Attributes): Move @cindex after @item
28631 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28632 and put in alphabetical order. Fix 'target' name and put in order.
28633 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28636 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28638 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28639 (memory_barrier): Expand as unspec instead of unspec_volatile.
28640 Remove mem:BLK from insn operands. Use Pmode scratch register.
28641 (*memory_barrier): Define as unspec instead of unspec_volatile.
28642 Use (match_dup 0) as input operand.
28644 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28645 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28646 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28647 scratch register. Remove operand 1.
28648 (*stbar): Define as unspec instead of unspec_volatile.
28649 Use (match_dup 0) as input operand, remove (const_int 8).
28650 (*membar): Define as unspec instead of unspec_volatile.
28651 Use (match_dup 0) as input operand, remove input operand 2.
28653 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28654 (memory_barrier): Expand as unspec instead of unspec_volatile.
28655 Remove mem:BLK from insn operands. Use Pmode scratch register.
28656 (*memory_barrier): Define as unspec instead of unspec_volatile.
28657 Use (match_dup 0) as input operand.
28659 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28660 Remove mem:BLK from insn operands. Use Pmode scratch register.
28661 Set volatile flag on operand 0.
28662 (*memory_barrier): New insn pattern.
28664 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28666 (*memory_barrier): Use (match_dup 0) as input operand.
28668 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28669 Remove mem:BLK from insn operands. Use Pmode scratch register.
28670 Set volatile flag on operand 0.
28671 (*mb_internal): New insn pattern.
28673 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28675 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28677 PR middle-end/38586
28678 * function.c (struct temp_slot): Move to the section of the file
28679 that deals with temp slots. Remove field 'address'.
28680 (temp_slot_address_table): New hash table of address -> temp slot.
28681 (struct temp_slot_address_entry): New struct, items for the table.
28682 (temp_slot_address_compute_hash, temp_slot_address_hash,
28683 temp_slot_address_eq, insert_temp_slot_address): Support functions
28685 (find_temp_slot_from_address): Rewrite to use the new hash table.
28686 (remove_unused_temp_slot_addresses): Remove addresses of temp
28687 slots that have been made available.
28688 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28689 worker function for remove_unused_temp_slot_addresses.
28690 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28691 Add the temp slot address to the address -> temp slot map.
28692 (update_temp_slot_address): Update via insert_temp_slot_address.
28693 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28694 (pop_temp_slots): Likewise.
28695 (init_temp_slots): Allocate the address -> temp slot map, or empty
28696 the map if it is already allocated.
28697 (prepare_function_start): Initialize temp slot processing.
28699 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28701 PR middle-end/38584
28702 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28703 Calculate the size of all stack vars assuming no packing of stack
28704 vars will happen, replacing a quadratic algorithm with a linear one.
28706 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28709 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28712 2009-01-03 Diego Novillo <dnovillo@google.com>
28714 * doc/contrib.texi: Update contributions.
28716 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28719 * builtins.c (fold_builtin_memory_op): Give up if either operand
28720 is volatile. Set srctype or desttype to non-qualified version
28724 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28725 and FUNCTION_DECLs.
28727 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28729 PR rtl-optimization/35805
28730 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28731 problem if fast dce is able to remove any instructions.
28732 * dce.c (dce_process_block): Fix dump message.
28734 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28737 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28739 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28741 PR middle-end/38690
28742 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28743 * tree-pretty-print.c (op_code_prio): New function.
28744 (op_prio): No longer static. Use op_code_prio.
28745 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28746 Use op_prio and op_code_prio to determine if () should be
28747 printed around operand(s) or not.
28749 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28750 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28751 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28752 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28753 pp_character instead of pp_string for single letter printing.
28755 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28757 * doc/extend.texi: Fix '#pragma GCC option' typo.
28759 2009-01-02 Richard Guenther <rguenther@suse.de>
28761 * doc/install.texi (--enable-checking): Mention different
28762 default for stage1.
28763 (--enable-stage1-checking): Document.
28765 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28767 PR middle-end/30142
28768 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28769 case to be an error.
28771 2009-01-02 Ben Elliston <bje@au.ibm.com>
28773 * config/fp-bit.h (pack_d): Constify argument.
28774 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28775 (isnan): Constify argument.
28777 (iszero): Likewise.
28778 (pack_d): Likewise.
28779 (_fpadd_parts): Constify return type.
28780 (_fpmul_parts): Likewise.
28781 (_fpdiv_parts): Likewise.
28783 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28786 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28787 warn about overwriting initializer with side-effects or
28788 -Woverride-init if !IMPLICIT.
28789 (output_init_element): Likewise. Pass IMPLICIT down to
28791 (process_init_element): Add IMPLICIT argument. Pass it down
28792 to output_init_element.
28793 (push_init_element, pop_init_level, set_designator): Adjust
28794 process_init_element callers.
28795 (set_nonincremental_init, set_nonincremental_init_from_string):
28796 Adjust add_pending_init callers.
28797 (output_pending_init_elements): Adjust output_init_element callers.
28798 * c-tree.h (process_init_element): Adjust prototype.
28799 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28800 process_init_element callers.
28803 Copyright (C) 2009 Free Software Foundation, Inc.
28805 Copying and distribution of this file, with or without modification,
28806 are permitted in any medium without royalty provided the copyright
28807 notice and this notice are preserved.