1 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4 * real.h (HAVE_mpc_arc): Define.
6 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
9 (struct builtin_description): Add fndecl field.
10 (bdesc): Remove const qualifier. Update initializer.
11 (sh_media_init_builtins): Remove const qualifier for d. Record
12 the result of add_builtin_function to the fndecl field.
13 (sh_builtin_decl): New.
14 (sh_media_builtin_decl): New.
16 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
19 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
20 requests between special registers.
22 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
24 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
26 2009-10-13 Richard Henderson <rth@redhat.com>
28 PR tree-optimization/41377
29 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
30 (cleanup_empty_eh_merge_phis): New change_region parameter;
31 pass it on to redirect_eh_edge_1. Update callers.
32 (cleanup_empty_eh_unsplit): Don't require an existing EH label
33 at the destination block.
35 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
37 * passes.c (register_pass): Replaced gcc_unreachable by
38 fatal_error on failure. Mentions plugins in comments & messages.
40 2009-10-13 Jakub Jelinek <jakub@redhat.com>
43 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
44 * sched-vis.c (print_value): Use it.
45 * cselib.c (cselib_hash_rtx): Likewise.
46 * print-rtl.c (print_rtx): Likewise.
47 * cfgexpand.c (expand_debug_rtx): Likewise.
48 * var-tracking.c (vt_expand_loc_callback): Likewise.
50 2009-10-13 Richard Guenther <rguenther@suse.de>
53 * opts.c (handle_option): Split out code to handle setting
54 the options flag var ...
55 (set_option): ... here.
56 * opts.h (set_option): Declare.
57 * lto-opts.c (register_user_option_p): Include -fexceptions
58 and all position independent code variants.
59 (handle_common_option): Remove.
60 (lto_reissue_options): Use set_option.
62 2009-10-13 Martin Jambor <mjambor@suse.cz>
64 PR tree-optimization/41661
65 * ipa-prop.c (compute_complex_pass_through): Allow only operations
66 that are tcc_comparisons or do not change the type in any
68 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
69 folding tcc_comparison operations.
71 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
73 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
76 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
82 * tree.def (DEBUG_EXPR_DECL): New.
83 * rtl.def (DEBUG_EXPR): New.
84 * gengtype.c (adjust_field_rtx_def): Handle it.
85 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
86 (insert_debug_temp_for_var_def): ... this. Drop support for
87 moving. Take iterator for def stmt; insert debug stmt before it.
88 Scan early for use count and kind in debug stmts.
89 (propagate_defs_into_debug_stmts): Rename to...
90 (insert_debug_temps_for_defs): ... this. Likewise.
91 * tree.h (DEBUG_TEMP_UID): New.
92 * tree.c (next_debug_decl_uid): New.
93 (make_node_stat): Count debug decls separately.
94 (copy_node_stat): Likewise.
95 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
96 * var-tracking.c (dv_is_decl_p): Recognize it.
97 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
98 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
99 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
100 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
101 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
102 (cselib_hash_rtx): Likewise.
103 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
104 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
106 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
107 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
108 * rtl.c (copy_rtx): Likewise.
109 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
110 * print-rtl.c (print_rtx): Likewise.
111 * sched-vis.c (print_value): Likewise.
112 (print_insn): Handle DEBUG_EXPR_DECL.
113 * tree-dump.c (dequeue_and_dump): Likewise.
114 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
115 * gimple-iterator (gsi_replace): Check for same lhs.
116 (gsi_remove): Insert debug temps.
117 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
118 (move_computations_stmt): Drop explicit propagation into debug stmts.
119 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
120 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
121 * tree-ssa-sink.c (statement_sink_location): Likewise.
122 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
123 * tree-ssanames.c (release_ssa_name): Adjust for rename.
124 * tree-flow.h: Likewise.
125 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
126 debug temps without values.
127 (eliminate_unnecessary_stmts): Don't discard just-inserted
130 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
133 * config/cris/cris.md (andu): Check that operand 1 is one of the
134 general registers. Fix typo in head comment.
136 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
138 * config/i386/i386.md (vswapmov): New.
139 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
140 (ix86_function_ms_hook_prologue): New.
141 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
142 * configure.ac: Test for swap suffix support in as.
143 * configure: Rebuild.
145 2009-10-12 Jakub Jelinek <jakub@redhat.com>
148 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
149 paradoxical subregs to prevent partial register stalls if the inner
150 mode is integer mode.
152 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
156 2009-10-12 Dodji Seketeli <dodji@redhat.com>
159 * gcc/dwarf2out.c (template_parameter_pack_die,
160 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
162 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
165 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
167 (maybe_register_def): Likewise. Take stmt iterator.
168 (rewrite_update_stmt): Take stmt iterator and pass it on.
169 (rewrite_update_enter_block): Pass stmt iterator.
171 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
173 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
174 (spu_builtin_decl): New function.
176 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.md (SWIM): New mode iterator.
179 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
180 using SWIM mode iterator.
181 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
182 patterns using SWI48 mode iterator.
183 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
184 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
185 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
186 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
187 patterns using SWI248 mode iterator.
188 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
189 gen_x86_movdicc_0_m1_rex64 for renamed function
191 2009-10-11 Jose Ruiz <ruiz@adacore.com>
192 Eric Botcazou <ebotcazou@adacore.com>
195 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
196 * config/sparc/sol2-unwind.h: New file.
198 2009-10-11 Olivier Hainque <hainque@adacore.com>
199 Eric Botcazou <ebotcazou@adacore.com>
202 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
203 * config/i386/sol2-unwind.h: New file.
205 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
208 * config/i386/i386.md (addsi_1_zext): Get the proper second
211 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
213 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
214 all OLD_RTXes, not just REGs. Use copy_rtx to create the
217 2009-10-11 Richard Guenther <rguenther@suse.de>
219 * gimple.c (iterative_hash_type_name): Do not handle special
222 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
225 (*setcc_si_1_and): Ditto.
226 (*setcc_si_1_movzbl): Ditto.
227 (*setcc_<mode>_2): Ditto.
228 (*setcc_qi): Rename from *setcc_1.
229 (*setcc_qi_slp): Rename from *setcc_2.
231 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
232 (*zero_extendqisi2_movzbw_and splitter): Ditto.
234 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
235 "if" condition, there is already assert with reload_completed present.
237 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
239 * plugin.c (try_init_one_plugin): Improve constness of variable err.
241 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
243 * doc/install.texi (Final install): Refer to
244 http://gcc.gnu.org/bugs/ for bug reporting.
246 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
248 * configure.ac: Add test for dci instruction.
249 * configure: Regenerate.
250 * config.in: Likewise.
251 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
252 * doc/invoke.texi: Add cpu_type 476 and 476fp.
253 (-mmulhw): Add 476 to description.
255 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
256 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
257 (processor_target_table): Add 476 and 476fp entries.
258 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
259 (rs6000_issue_rate): Add CPU_PPC476.
260 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
261 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
262 (processor_type): Add PROCESSOR_PPC476.
263 (EXTRA_SPECS): Add asm_cpu_476 string.
264 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
265 (define_attr "cpu"): Add ppc476.
267 Update comments for 476.
268 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
269 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
270 Update copyright year.
271 * config/rs6000/476.md: New file.
272 * config/rs6000/40x.md: Add description for "isel" attribute.
273 Update copyright year.
274 * config/rs6000/440.md: Likewise.
275 * config/rs6000/603.md: Likewise.
276 * config/rs6000/6xx.md: Likewise.
277 * config/rs6000/7450.md: Likewise.
278 * config/rs6000/7xx.md: Likewise.
279 * config/rs6000/8540.md: Likewise.
280 * config/rs6000/cell.md: Likewise.
281 * config/rs6000/e300c2c3.md: Likewise.
282 * config/rs6000/e500mc.md: Likewise.
283 * config/rs6000/mpc.md: Likewise.
284 * config/rs6000/power4.md: Likewise.
285 * config/rs6000/power5.md: Likewise.
286 * config/rs6000/power6.md: Likewise.
287 * config/rs6000/power7.md: Likewise.
288 * config/rs6000/rios1.md: Likewise.
289 * config/rs6000/rios2.md: Likewise.
290 * config/rs6000/rs64.md: Likewise.
292 2009-10-10 Richard Guenther <rguenther@suse.de>
294 PR tree-optimization/41654
295 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
296 a cond expr before calling gimple_cond_set_condition_from_tree.
297 (ifcombine_iforif): Likewise.
299 2009-10-09 Ian Lance Taylor <iant@google.com>
301 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
302 * configure: Rebuild.
304 2009-10-09 Neil Vachharajani <nvachhar@google.com>
306 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
309 2009-10-09 Richard Guenther <rguenther@suse.de>
312 * target-def.h (TARGET_BUILTIN_DECL): Define.
313 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
314 * target.h (struct gcc_target): Add builtin_decl target hook.
315 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
316 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
318 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
320 (lto_output_builtin_tree): Sorry if the target does not support
321 streaming target builtins.
322 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
323 (rs6000_builtin_decl): New function.
324 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
325 (ix86_builtin_decl): New function.
327 2009-10-09 Jakub Jelinek <jakub@redhat.com>
329 PR preprocessor/41445
330 * c-ppoutput.c (do_line_change): New function.
331 (cb_line_change): Use it.
332 (scan_translation_unit): Call do_line_change if
333 avoid_paste or PREV_WHITE and token location is on a different line
337 * dwarf2out.c (dwarf2out_init): Test whether
338 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
341 PR rtl-optimization/41646
342 * calls.c (expand_call): For BLKmode types returned in registers
343 avoid likely spilled hard regs in copy_blkmode_from_reg generated
346 2009-10-09 Richard Guenther <rguenther@suse.de>
348 PR tree-optimization/41634
349 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
350 we remove the correct elements.
351 (optimize_stmt): Make sure to update stmt operands before
352 optimizing redundancies.
354 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
356 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
358 2009-10-09 Richard Guenther <rguenther@suse.de>
361 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
363 (lto_wrapper_exit): New function.
365 (fatal_perror): Likewise.
366 (fork_execute): Use global args_name, do not free it.
367 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
368 * lto-streamer.h: Remove duplicate prototypes.
370 2009-10-09 Richard Guenther <rguenther@suse.de>
372 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
373 before calling stmt_can_throw_external.
375 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
377 PR tree-optimization/40071
378 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
379 pointer if the original data reference doesn't conflict with the
380 created vector data reference. Fix long line.
382 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.md (any_div): New code iterator.
385 (u): Handle div and udiv.
387 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
389 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
390 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
391 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
392 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
394 2009-10-08 Joseph Myers <joseph@codesourcery.com>
396 * gcc.c (main): Remove trailing "." from diagnostics.
398 2009-10-08 Cary Coutant <ccoutant@google.com>
400 Add support for debugging with ICF (Identical Code Folding).
401 * calls.c (debug.h): New #include.
402 (emit_call_1): Call virtual_call_token debug hook.
403 * common.opt (-fenable-icf-debug): New option.
404 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
405 locations in the source).
406 (poc_label_num): New variable.
407 (dcall_entry, vcall_entry): New typedefs.
408 (dcall_table, vcall_table): New variables.
409 (struct vcall_insn): New type.
410 (vcall_insn_table): New variable.
411 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
412 (size_of_dcall_table): New function.
413 (output_dcall_table): New function.
414 (size_of_vcall_table): New function.
415 (output_vcall_table): New function.
416 (dwarf2out_direct_call): New function.
417 (vcall_insn_table_hash): New function.
418 (vcall_insn_table_eq): New function.
419 (dwarf2out_virtual_call_token): New function.
420 (dwarf2out_virtual_call): New function.
421 (dwarf2out_init): Allocate new tables and sections.
422 (prune_unused_types): Mark DIEs referenced from direct call table.
423 (dwarf2out_finish): Output direct and virtual call tables.
424 * final.c (final_scan_insn): Call direct_call and virtual_call
426 * debug.h (struct gcc_debug_hooks): Add direct_call,
427 virtual_call_token, virtual_call hooks.
428 (debug_nothing_uid): New function.
429 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
430 (debug_nothing_uid): New function.
431 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
432 (xcoff_debug_hooks): Likewise.
433 * sdbout.c (sdb_debug_hooks): Likewise.
434 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
435 * doc/invoke.texi (-fenable-icf-debug): New option.
437 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
440 * regmove.c (regmove_backward_pass): Replace src with dst in the
441 debug insn, and check for dst before rather than after.
443 2009-10-08 Janis Johnson <janis187@us.ibm.com>
445 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
446 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
448 2009-10-08 Jan Hubicka <jh@suse.cz>
451 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
452 do not mark cgraph nodes as needed.
453 (record_references_in_initializer): Add new only_vars parameter.
454 * cgraph.h (record_references_in_initializer): New parameter.
455 * varasm.c (assemble_variable): Update call.
456 * varpool.c (varpool_analyze_pending_decls): Always look for
459 2009-10-08 Anatoly Sokolov <aesok@post.ru>
461 * config/avr/avr.c (last_insn_address) Remove variable.
462 (expand_prologue): Don't initialise last_insn_address variable.
463 (final_prescan_insn): Don't output insn size.
464 * config/avr/avr.opt (msize): Remove switch.
465 * doc/invoke.texi (AVR Options): Remove documentation of -msize
468 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
470 * combine.c (label_tick_ebb_start): Fix comment.
471 (combine_instructions): Set label_tick and label_tick_ebb_start before
472 calling setup_incoming_promotions. Start them from 1. Increment
473 label_tick instead of deriving it from the BB index. Rather than
474 comparing ticks use the block from the previous iteration to decide
475 whether to start a new EBB. Remove empty lines before function.
477 2009-10-08 Michael Matz <matz@suse.de>
480 * builtins.c (fold_builtin_isascii): Use fold_build2.
481 (fold_builtin_isdigit): Ditto.
482 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
483 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
484 remove_useless_stmts_cond, remove_useless_stmts_tf,
485 remove_useless_stmts_tc, remove_useless_stmts_bind,
486 remove_useless_stmts_goto, remove_useless_stmts_label,
487 remove_useless_stmts_1, remove_useless_stmts,
488 pass_remove_useless_stmts): Remove.
489 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
490 * passes.c (init_optimization_passes): Don't add
491 pass_remove_useless_stmts.
492 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
493 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
495 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
496 for static constants.
497 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
498 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
500 2009-10-08 Richard Guenther <rguenther@suse.de>
502 * gimple.c (free_gimple_type_tables): New function.
503 * gimple.h (free_gimple_type_tables): Declare.
505 2009-10-07 Mark Heffernan <meheff@google.com>
507 * ipa-prop.c (ipa_print_node_params) Only print
508 names of named arguments.
510 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
512 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
513 being statically linked.
515 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
517 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
519 2009-10-08 Jan Hubicka <jh@suse.cz>
522 * ipa.c (cgraph_externally_visible_p,
523 function_and_variable_visibility,
524 whole_program_function_and_variable_visibility): Skip non-finalized
527 2009-10-08 Nick Clifton <nickc@redhat.com>
529 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
532 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
535 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
537 2009-10-07 Joseph Myers <joseph@codesourcery.com>
540 * c-common.c (c_fully_fold_internal): Strip nops from the result
541 of recursive calls to c_fully_fold_internal.
542 (c_wrap_maybe_const): New.
543 (c_save_expr): Use c_wrap_maybe_const.
544 * c-common.h (c_wrap_maybe_const): Declare.
545 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
546 build_binary_op): Use c_wrap_maybe_const.
548 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
550 * real.c: Fix comment to reflect actual exponent size.
552 2009-10-08 Ben Elliston <bje@au.ibm.com>
554 * config/rs6000/a2.md: Add FSF comment header.
556 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (any_extend): New code iterator.
559 (u, s): New code attributes.
561 (DWIH): Rewrite as code iterator for SI and DI modes.
562 (DWI): Rewrite as mode attribute.
563 (dwi): New mode attribute.
564 (di): Depend on SI mode and DI mode.
565 (doubleint_general_operand): Remove mode attribute.
567 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
570 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
571 (*sub<mode>3_doubleword): Ditto.
573 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
574 using SWIM248 mode iterator.
575 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
576 using SWI48 mode iterator.
577 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
578 patterns using DWIH mode iterator and any_extend code iterator.
579 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
580 using any_extend code iterator.
581 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
582 patterns using DWIH mode iterator and any_extend code iterator.
583 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
584 using any_extend code iterator.
585 (<s>mul<mode>3_highpart): Macroize expander from
586 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
587 and any_extend code iterator.
588 (*<s>muldi3_highpart_1): Macroize insn from
589 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
590 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
591 patterns using any_extend code iterator.
592 (*<s>mulsi3_highpart_zext): Macroize insn from
593 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
595 2009-10-07 Jakub Jelinek <jakub@redhat.com>
597 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
598 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
599 refering to a DIE with DW_AT_const_value.
601 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
604 * ira-lives.c (check_and_make_def_conflict): Process all operands.
606 2009-10-06 Jan Hubicka <jh@suse.cz>
608 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
611 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
613 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
614 *lea_2_rex64): Move before *add<mode>_1 pattern.
616 2009-10-07 Jan Hubicka <jh@suse.cz>
618 * collect2.c (main): Add -fno-whole-program.
619 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
621 2009-10-07 Jan Hubicka <jh@suse.cz>
623 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
624 has no address taken.
625 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
627 (cgraph_clone_node): Clear externally_visible flag for clones.
628 * cgraph.h (cgraph_only_called_directly_p,
629 cgraph_can_remove_if_no_direct_calls_p): New predicates.
630 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
631 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
632 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
633 ipcp_insert_stage): Likwise.
634 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
635 externally_visible flag.
636 (verify_cgraph_node): Verify that inline clones look right.
637 (process_function_and_variable_attributes): Do not set
638 externally_visible flags.
639 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
641 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
643 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
644 clear externally_visible when turning into inline clones
645 (cgraph_mark_inline_edge): Use new predicates.
646 (cgraph_estimate_growth): Likewise.
647 (cgraph_decide_inlining): Likewise.
648 * ipa.c (cgraph_postorder): Likewise.
649 (cgraph_remove_unreachable_nodes): Likewise; sanity check
650 that inline clones are not needed.
651 (cgraph_externally_visible_p): New predicate.
652 (function_and_variable_visibility): Add whole_program parameter;
653 always set externally_visible flag; handle COMDAT function
655 (local_function_and_variable_visibility): New function.
656 (gate_whole_program_function_and_variable_visibility): New function.
657 (whole_program_function_and_variable_visibility): New function.
658 (pass_ipa_whole_program_visibility): New function.
659 * passes.c (init_optimization_passes): Add whole program visibility
661 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
662 not care about needed/reachable flags.
663 * varpool.c: Include flags.h
664 (decide_is_variable_needed): When doing LTO assume whole-program mode.
665 (varpool_finalize_decl): When we are in LTO read-back, all variables
667 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
669 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
671 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
674 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
676 * config.gcc: Don't include the makefile fragments intended for
678 * config/s390/fixdfdi.h: File removed.
679 * config/s390/libgcc-glibc.ver: File removed.
680 * config/s390/s390.h: Remove the fixdfdi.h hack.
681 * config/s390/t-crtstuff: File moved to libgcc dir.
682 * config/s390/t-linux: Likewise.
683 * config/s390/t-tpf: libgcc specific parts removed.
684 * config/s390/t-linux64: Likewise.
686 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
688 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
689 (lto-compress.o): Likewise.
691 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
694 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
695 dllexport to class members here.
696 (i386_pe_determine_dllimport_p): Only check static class data for
698 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
699 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
700 functions for vague linkage.
701 (i386_pe_type_dllexport_p): Fix formatting.
702 (maybe_add_dllexport) New function.
703 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
706 2009-10-07 Ben Elliston <bje@au.ibm.com>
708 * config/rs6000/a2.md: Remove duplicated lines.
710 2009-10-07 Ben Elliston <bje@au.ibm.com>
712 * config.gcc (powerpc*-*-*): Handle a2.
713 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
714 * config/rs6000/a2.md: New file.
715 * config/rs6000/rs6000.opt (mno-update): New.
716 (mupdate): Return to using a mask, not a var.
717 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
718 (enum processor_type): Add PROCESSOR_PPCA2.
719 * config/rs6000/rs6000.c (ppca2_cost): New costs.
720 (rs6000_override_options): Add "a2" to processor_target_table.
721 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
722 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
724 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
727 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
728 reference to nonexistent gen_truncxfxf2 function.
730 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
733 (DWIH, g, di, doubleint_general_operand): New mode attributes.
734 (general_operand): Handle TI mode.
735 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
736 using SDWIM mode iterator.
737 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
738 pattern from *add{di,ti}3_1 patterns and corresponding splitters
739 using DWI mode iterator.
740 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
741 patterns using SWI mode iterator.
742 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
743 using SWI48 mode iterator.
744 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
745 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
746 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
747 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
748 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
749 using SDWIM mode iterator.
750 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
751 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
752 using DWI mode iterator.
753 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
754 patterns using SWI mode iterator.
755 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
756 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
757 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
758 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
759 patterns using plusminus code iterator.
760 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
761 sub<mode>3 patterns using plusminus code iterator.
762 * config/i386/i386.c (override_options): Update the call to
763 gen_subdi_carry_rex64 for renamed function.
764 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
765 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
766 calls to instruction expanders.
768 2009-10-06 Martin Jambor <mjambor@suse.cz>
771 * opts.c (decode_options): Run IPA-SRA at -O2.
773 2009-10-06 Richard Guenther <rguenther@suse.de>
775 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
777 2009-10-06 Tobias Burnus <burnus@net-b.de>
780 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
781 -flto and -fwhole-program flags can be combined.
783 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
786 * gcc.c (process_command): Check that -o argument was specified.
788 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
790 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
792 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
794 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
795 * doc/invoke.texi (Warning Options): Annotate allowed languages
796 for -Wunsuffixed-float-constants.
798 2009-10-05 Jakub Jelinek <jakub@redhat.com>
800 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
801 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
802 same name and isn't the main variant.
805 * dwarf2out.c (loc_by_reference): Removed.
806 (dw_loc_list_1): New function.
807 (dw_loc_list): Remove toplev argument, add want_address argument.
808 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
809 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
810 want_address == 2 to dw_loc_list. For successful dw_loc_list
811 set have_address to 1 only if want_address is not 0.
813 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
815 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
816 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
817 a code block followed by two pointers.
818 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
819 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
820 (MIPS_MOVE): Likewise.
821 (MIPS_LUI): Likewise.
823 (MIPS_BAL): Likewise.
824 (MIPS_NOP): Likewise.
825 (mips_asm_trampoline_template): Delete.
826 (mips_trampoline_code_size): New function.
827 (mips_trampoline_init): Add shorter sequences for all cases
828 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
829 Calculate the opcodes directly, rather than copying from a template.
830 Only flush the code part of the trampoline.
831 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
833 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
835 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
836 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
837 (INCOMING_RETURN_ADDR_RTX): Likewise.
838 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
840 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
841 with RETURN_ADDR_REGNUM.
842 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
843 * config/mips/mips.c (mips16_build_call_stub): Replace
844 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
845 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
846 (mips_print_operand_punctuation): Likewise.
847 (mips_frame_set): Likewise.
848 (mips16e_output_save_restore): Likewise.
849 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
850 (mips_save_reg_p): Likewise.
851 (mips_return_addr): Likewise.
852 (mips_set_return_address): Likewise.
853 (mips_direct_save_slot_move_p): Likewise.
854 (mips_output_function_prologue): Likewise.
855 (mips_restore_reg): Likewise.
856 (mips_expand_epilogue): Likewise.
857 (mips_epilogue_uses): Likewise.
858 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
859 (*mov<mode>_ra): Use it instead of a hard-coded 31.
860 (clear_hazard_<mode>): Likewise.
861 (call_internal): Likewise.
862 (call_internal_direct): Likewise.
863 (call_direct_split): Likewise.
864 (call_value_internal): Likewise.
865 (call_value_split): Likewise.
866 (call_value_internal_direct): Likewise.
867 (call_value_direct_split): Likewise.
868 (call_value_multiple_internal): Likewise.
869 (call_value_multiple_split): Likewise.
871 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
872 Jakub Jelinek <jakub@redhat.com>
874 PR rtl-optimization/41511
875 * combine.c (record_value_for_reg): Pass explicit values as argument
876 to get_last_value_validate.
877 (get_last_value_validate): Document INSN parameter.
878 For non-readonly MEMs, assume they might have been modified if INSN
879 was in another basic block.
880 (get_last_value): Minor reformatting.
882 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
885 * final.c (asm_str_count): Split out from asm_insn_count.
886 * rtl.h (asm_str_count): New prototype.
887 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
890 2009-10-05 Sriraman Tallam <tmsriram@google.com>
892 * doc/plugins.texi: Change plugin_pass to register_pass_info.
894 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
895 Rafael Espindola <espindola@google.com>
897 * gengtype.c (write_types): Moved call to write_func_for_structure
900 2009-10-05 Richard Guenther <rguenther@suse.de>
903 * lto-cgraph.c (output_cgraph): Output toplevel asms.
904 (input_cgraph_1): Input toplevel asms.
906 2009-10-05 Richard Guenther <rguenther@suse.de>
909 * lto-symtab.c (lto_compatible_attributes_p): Remove.
910 (external_aggregate_decl_p): Likewise.
911 (lto_symtab_compatible): Re-structure. Remove dead code.
912 For variables ignore toplevel qualifiers when comparing types.
913 Issue warnings, not errors for mismatched user-alignment.
915 2009-10-05 Richard Guenther <rguenther@suse.de>
919 * lto-symtab.c (struct lto_symtab_base_def): Remove.
920 (struct lto_symtab_identifier_def): Likewise.
921 (struct lto_symtab_decl_def): Likewise.
922 (struct lto_symtab_entry_def): New.
923 (lto_symtab_identifier_t): Rename to ...
924 (lto_symtab_entry_t): ... this.
925 (lto_symtab_decls): Remove.
926 (lto_symtab_base_hash): Rename to ...
927 (lto_symtab_entry_hash): ... this.
928 (lto_symtab_base_eq): Rename to ...
929 (lto_symtab_entry_eq): ... this.
930 (lto_symtab_base_marked_p): Rename to ...
931 (lto_symtab_entry_marked_p): ... this.
932 (lto_symtab_identifier_marked_p): Remove.
933 (lto_symtab_decl_marked_p): Likewise.
934 (lto_symtab_maybe_init_hash_tables): Rename to ...
935 (lto_symtab_maybe_init_hash_table): ... this.
936 (lto_symtab_set_resolution_and_file_data): Remove.
937 (lto_symtab_register_decl): New function.
938 (lto_symtab_get_identifier): Remove.
939 (lto_symtab_get): New function.
940 (lto_symtab_get_resolution): Adjust.
941 (lto_symtab_get_identifier_decl): Remove.
942 (lto_symtab_set_identifier_decl): Likewise.
943 (lto_symtab_merge_decl): Rename to ...
944 (lto_symtab_merge): ... this. Rewrite.
945 (lto_symtab_merge_var): Remove.
946 (lto_symtab_merge_fn): Likewise.
947 (lto_symtab_prevailing_decl): Adjust.
948 (lto_cgraph_replace_node): New function.
949 (lto_symtab_merge_decls_2): Likewise.
950 (lto_symtab_merge_decls_1): Likewise.
951 (lto_symtab_fixup_var_decls): Likewise.
952 (lto_symtab_resolve_symbols): Likewise.
953 (lto_symtab_merge_decls): Likewise.
954 (lto_symtab_prevailing_decl): Adjust.
955 (lto_symtab_get_symtab_def): Remove.
956 (lto_symtab_get_file_data): Likewise.
957 (lto_symtab_clear_resolution): Adjust.
958 (lto_symtab_clear_resolution): Likewise.
959 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
960 (input_cgraph_1): Likewise.
961 * lto-streamer-in.c (get_resolution): Do not provide fake
962 symbol resolutions here.
963 (deferred_global_decls): Remove.
964 (lto_register_deferred_decls_in_symtab): Likewise.
965 (lto_register_var_decl_in_symtab): Change signature, register
966 variable via lto_symtab_register_decl.
967 (lto_register_function_decl_in_symtab): Likewise.
968 (lto_read_tree): Adjust.
969 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
970 (lto_symtab_merge_var): Likewise.
971 (lto_symtab_merge_fn): Likewise.
972 (lto_symtab_register_decl): Declare.
973 (lto_symtab_merge_decls): Likewise.
975 2009-10-05 Richard Guenther <rguenther@suse.de>
977 PR tree-optimization/23821
978 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
979 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
980 simple IV increments.
982 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
984 * config/arm/arm.c (arm_override_options): Really initialize
985 flag_dwarf2_cfi_asm to 0.
987 2009-10-05 Doug Kwan <dougkwan@google.com>
989 PR rtl-optimization/41574
990 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
991 floating point and we are not doing unsafe math optimizations.
993 2009-10-03 Simon Baldwin <simonb@google.com>
994 Cary Coutant <ccoutant@google.com>
995 Rafael Espindola <espindola@google.com>
996 Richard Guenther <rguenther@suse.de>
997 Jan Hubicka <jh@suse.cz>
998 Doug Kwan <dougkwan@google.com>
999 H.J. Lu <hongjiu.lu@intel.com>
1000 Bill Maddox <maddox@google.com>
1001 Ryan Mansfield <rmansfield@qnx.com>
1002 Diego Novillo <dnovillo@google.com>
1003 Ollie Wild <aaw@google.com>
1004 Kenneth Zadeck <zadeck@naturalbridge.com>
1006 * lto-cgraph.c: New file.
1007 * lto-compress.c: New file.
1008 * lto-compress.h: New file.
1009 * lto-opts.c: New file.
1010 * lto-section-in.c: New file.
1011 * lto-section-out.c: New file.
1012 * lto-streamer-in.c: New file.
1013 * lto-streamer-out.c: New file.
1014 * lto-streamer.c: New file.
1015 * lto-streamer.h: New file.
1016 * lto-symtab.c: New file.
1017 * lto-wpa-fixup.c: New file.
1018 * lto-wrapper.c: New file.
1020 2009-10-03 Simon Baldwin <baldwin@google.com>
1021 Ben Elliston <bje@au.ibm.com>
1022 Rafael Espindola <espindola@google.com>
1023 Nathan Froyd <froydnj@codesourcery.com>
1024 Jan Hubicka <jh@suse.cz>
1025 Doug Kwan <dougkwan@google.com>
1026 Diego Novillo <dnovillo@google.com>
1027 Kenneth Zadeck <zadeck@naturalbridge.com>
1029 * Makefile.in (enable_lto): New.
1030 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1031 (LINKER_PLUGIN_API_H): Define.
1032 (LTO_SYMTAB_H): Define.
1033 (LTO_STREAMER_H): Define.
1034 (TREE_VECTORIZER_H): Define.
1035 (INCLUDES): Add LIBELFINC.
1036 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1037 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1038 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1039 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1040 (native): Add lto-wrapper$(exeext)
1041 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1042 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1043 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1044 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1045 (varasm.o): Add dependency on tree-iterator.h.
1046 (cgraph.o): Add dependency on cif-code.def.
1047 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1048 (ipa-pure-const.o): Likewise.
1049 (GTFILES): Add lto-symtab.c.
1050 (install-lto-wrapper): New.
1051 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1052 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1053 * config.in: Regenerate.
1055 2009-10-03 Rafael Espindola <espindola@google.com>
1056 Diego Novillo <dnovillo@google.com>
1058 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1059 ipa_write_summaries.
1060 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1062 (cgraph_optimize): Make extern.
1064 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1065 Kenneth Zadeck <zadeck@naturalbridge.com>
1067 * toplev.c (in_lto_p): Declare.
1068 * collect2.c (scan_prog_file): Read all the output when reading
1069 information for LTO.
1070 (enum lto_mode_d): Declare.
1072 2009-10-03 Richard Guenther <rguenther@suse.de>
1073 Diego Novillo <dnovillo@google.com>
1075 * gimple.c: Include target.h and alias.h.
1076 (gimple_types): Declare.
1077 (type_hash_cache): Declare.
1078 (gimple_alloc_stat): Make extern.
1079 (gimple_build_eh_must_not_throw): Call
1080 gimple_eh_must_not_throw_set_fndecl.
1081 (struct type_pair_d): Declare.
1082 (type_pair_t): Declare.
1083 (type_pair_hash): New.
1084 (type_pair_eq): New.
1085 (lookup_type_pair): New.
1086 (gimple_force_type_merge): New.
1087 (compare_type_names_p): New.
1088 (compare_field_offset): New.
1089 (gimple_types_compatible_p): New.
1090 (struct sccs): Declare.
1091 (next_dfs_num): Declare.
1092 (iterative_hash_gimple_type): New.
1094 (iterative_hash_type_name): New.
1095 (iterative_hash_gimple_type): New.
1096 (gimple_type_hash): New.
1097 (gimple_type_eq): New.
1098 (gimple_register_type): New.
1099 (print_gimple_types_stats): New.
1100 (gimple_signed_or_unsigned_type): New.
1101 (gimple_unsigned_type): New.
1102 (gimple_signed_type): New.
1103 (gimple_get_alias_set): New.
1104 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1105 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1106 (gimple_force_type_merge): Declare.
1107 (gimple_types_compatible_p): Declare.
1108 (gimple_register_type): Declare.
1109 (print_gimple_types_stats): Declare.
1110 (gimple_unsigned_type): Declare.
1111 (gimple_signed_type): Declare.
1112 (gimple_get_alias_set): Declare.
1113 (gimple_eh_must_not_throw_set_fndecl): New.
1115 2009-10-03 Jan Hubicka <jh@suse.cz>
1116 Kenneth Zadeck <zadeck@naturalbridge.com>
1118 * ipa-pure-const.c: Include lto-streamer.h.
1119 (register_hooks): Factor out of ...
1120 (generate_summary): ... here.
1121 (pure_const_write_summary): New.
1122 (pure_const_read_summary): New.
1123 (pass_ipa_pure_const): Add pure_const_write_summary and
1124 pure_const_read_summary.
1125 * ipa-reference.c: Include lto-streamer.h.
1126 (add_new_function): New.
1127 (remove_node_data): New.
1128 (duplicate_node_data): New.
1129 (ipa_init): Guard against multiple calls.
1130 Move hook setup from analyze_function.
1131 (write_node_summary_p): New.
1132 (ipa_reference_write_summary): New.
1133 (ipa_reference_read_summary): New.
1134 (pass_ipa_reference): Add ipa_reference_write_summary and
1135 ipa_reference_read_summary.
1136 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1137 (struct cgraph_edge): Add fields lto_stmt_uid and
1138 call_stmt_cannot_inline_p.
1139 (cgraph_optimize): Declare.
1140 (cgraph_decide_is_function_needed): Declare.
1141 (reset_inline_failed): Declare.
1142 (enum LTO_cgraph_tags): Declare.
1143 (LTO_cgraph_tag_names): Declare.
1144 (LCC_NOT_FOUND): Define.
1146 2009-10-03 Doug Kwan <dougkwan@google.com>
1147 Rafael Espindola <espindola@google.com>
1148 Jan Hubicka <jh@suse.cz>
1149 Diego Novillo <dnovillo@google.com>
1150 Kenneth Zadeck <zadeck@naturalbridge.com>
1152 * passes.c (all_regular_ipa_passes): New.
1153 (all_ipa_passes): Rename to all_small_ipa_passes.
1154 (init_optimization_passes): Init all_regular_ipa_passes.
1155 * tree-pass.h (all_regular_ipa_passes): New.
1156 (all_ipa_passes): Rename to all_small_ipa_passes.
1157 * passes.c (all_lto_gen_passes): New.
1158 (init_optimization_passes): Initialize all_lto_gen_passes.
1159 (execute_ipa_summary_passes): Make non-static.
1160 (ipa_write_summaries_1): New.
1161 (ipa_write_summaries_2): New.
1162 (ipa_write_summaries): New.
1163 (ipa_write_summaries_of_cgraph_node_set): New.
1164 (ipa_read_summaries_1): New.
1165 (ipa_read_summaries): New.
1166 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1167 (execute_regular_ipa_pass_list): Remove.
1168 (init_optimization_passes): Schedule
1169 pass_rebuild_cgraph_edges and pass_early_inline outside
1170 of pass_all_early_optimizations. Document reason.
1171 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1172 pass_ipa_lto_finish_out): New pass.
1173 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1174 (execute_all_ipa_transforms): New.
1175 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1176 (dump_properties, debug_properties): New.
1177 * tree-optimize.c (gate_all_early_local_passes): Return
1178 false if we are in lto1.
1179 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1180 * tree-pass.h (execute_all_ipa_transforms): Declare.
1181 (pass_ipa_function_and_variable_visibility): Declare.
1182 (pass_ipa_early_inline): Declare.
1183 (pass_ipa_lto_gimple_out): Declare.
1184 (pass_ipa_lto_wpa_fixup): Declare.
1185 (pass_ipa_lto_finish_out): Declare.
1186 (all_small_ipa_passes, all_regular_ipa_passes,
1187 all_lto_gen_passes): Declare.
1188 (execute_ipa_summary_passes): Declare.
1189 (execute_all_ipa_transforms): Declare.
1190 (ipa_write_summaries): Declare
1191 (ipa_write_summaries_of_cgraph_node_set): Declare.
1192 (ipa_read_summaries): Declare.
1194 2009-10-03 Doug Kwan <dougkwan@google.com>
1195 Ollie Wild <aaw@google.com>
1197 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1199 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1200 (lto_mode): New variable.
1201 (maybe_run_lto_and_relink): Handle the -fwpa option.
1202 (main): Handle the -fwpa option.
1203 (maybe_unlink_list): New function.
1204 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1205 * common.opt (flto): New flag.
1206 * toplev.c (flag_generate_lto): Declare.
1208 2009-10-03 Simon Baldwin <simonb@google.com>
1210 * common.opt (flto-compression-level): New flag.
1212 * opts.c: Include lto-opts.h.
1213 (handle_option): Call lto_register_user_option for each
1214 valid option handled.
1215 (decode_options): Clear registered options before the options
1218 2009-10-03 Cary Coutant <ccoutant@google.com>
1220 * collect2.c (is_elf): New function.
1221 (scan_prog_file): Require LTO object to be in ELF format.
1223 2009-10-03 Rafael Espindola <espindola@google.com>
1225 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1226 libgcc to the linker.
1228 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1230 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1231 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1233 * collect2.h (collect_execute): Add flags argument.
1234 * tlink.c (tlink_execute): Update call to collect_execute.
1235 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1236 (use_linker_plugin): New.
1237 (use_linker_plugin_spec_function): New.
1238 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1239 (linker_plugin_file_spec): New.
1240 (lto_wrapper_spec): New.
1241 (lto_gcc_spec): New.
1242 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1243 (static_spec_functions): Add use-linker-plugin.
1244 (process_command): Handle -use-linker-plugin.
1245 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1246 linker_plugin_file_spec and lto_gcc_spec.
1247 (use_linker_plugin_spec_function): New.
1249 2009-10-03 Richard Guenther <rguenther@suse.de>
1253 * tree.h (is_lang_specific): Include LANG_TYPE.
1254 * tree.c (find_decls_types_r): Manually add interesting parts
1255 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1257 * gimple.c (type_pair_hash): Make symmetric.
1258 (type_pair_eq): Likewise.
1259 (lookup_type_pair): Increase initial hashtable size.
1260 (gimple_force_type_merge): Rely on type-pair symmetry.
1261 (visit): Remove excessive checking code.
1262 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1263 (gimple_register_type): Remove getenv calls, shrink initial
1267 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1268 inline functions if not generating lto output.
1271 * toplev.c (finalize): In WPA mode remove the asm file.
1273 2009-10-03 Doug Kwan <dougkwan@google.com>
1275 * ipa-inline.c (cgraph_mark_inline): Check
1276 edge->call_stmt_cannot_inline_p instead of calling
1277 gimple_call_cannot_inline_p.
1278 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1279 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1280 (inline_generate_summary): Do nothing in LTRANS.
1281 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1282 exists before calling gimple_call_cannot_inline_p.
1283 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1284 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1285 Update new_edge->lto_stmt_uid.
1286 * cgraphbuild.c (reset_inline_failed): New.
1288 * common.opt (fwpa): New flag.
1289 (fltrans): New option.
1290 * gcc.c (gcc_lto_option_t): New type.
1291 (current_lto_option): New variable.
1292 (lto_single_spec_function): Remove and is replaced by ..
1293 (lto_option_spec_function): New function.
1294 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1295 passing the -flto flag.
1296 (cc1_options): Separate non-LTO related parts into ..
1297 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1298 (lto1_options): New spec for lto FE.
1299 (link_lto_options): New spec for handling LTO flags in linker.
1300 (invoke_lto_single): Re-format to fit in 80 column. Replace
1301 lto-single with lto-option.
1302 (static_specs): Add cc1_non_lto_options, lto1_options and
1304 (static_spec_function): Replace lto-single with lto-option.
1305 (process_command): Handle -flto, -fwpa and -fltran by setting
1306 current_lto_option and not passing it to subprocess unconditionally.
1308 2009-10-03 Bill Maddox <maddox@google.com>
1310 Add `gcc' driver support for link-time code generation (LTO).
1312 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1313 (lto_flag, lto_objects, lto_o_file): New variables.
1314 (struct lto_object, struct lto_object_list): New structures.
1315 (collect_exit, handler): Remove LTO temporary output file on exit.
1316 (add_lto_object): New function.
1317 (maybe_run_lto_and_relink): New function. Perform link time code
1318 generation and relinking for object files containing LTO information.
1319 (main): Invoke maybe_run_lto_and_relink().
1320 (dump_argv): New function. For debugging, currently disabled.
1321 (scan_prog_file): Add LTO information pass.
1322 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1324 * toplev.c (compile_file): Emit assembler directive to create
1325 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1327 2009-10-03 Diego Novillo <dnovillo@google.com>
1329 * c.opt: Add LTO to warn_abi and warn_psabi.
1331 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1332 inline function. Ignore language-specific nodes. Update all users.
1333 (find_decls_types_r): Do not traverse the subtrees of
1334 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1335 * tree.h (is_lang_specific): New.
1336 * langhooks.h (struct lang_hooks_for_decls): Remove
1337 may_need_assembler_name_p. Update all users.
1339 * c-common.c (set_builtin_user_assembler_name): Move ...
1340 * builtins.c (set_builtin_user_assembler_name): ... here.
1341 (is_builtin_name): Add comment
1342 (is_builtin_fn): New.
1343 * except.c (output_ttype): Only call
1344 lookup_type_for_runtime if TYPE is not a runtime type.
1346 * passes.c (register_pass): Call position_pass on
1347 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1348 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1349 (TV_IPA_LTO_DECL_IO): Define.
1350 (TV_IPA_LTO_CGRAPH_IO): Define.
1352 (TV_WHOPR_WPA): Define.
1353 (TV_WHOPR_WPA_IO): Define.
1354 (TV_WHOPR_LTRANS): Define.
1355 (TV_WHOPR_WPA_FIXUP): Define.
1356 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1357 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1358 * tree-flow.h (tree_node_can_be_shared): Declare.
1359 * tree-inline.c (tree_can_inline_p): Check that E has a
1360 statement associated with it.
1361 * tree.c (free_lang_data_in_binf): Factor out of ...
1362 (free_lang_data_in_type): ... here.
1363 Call RECORD_OR_UNION_TYPE_P.
1364 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1365 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1366 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1367 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1368 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1369 (gate_free_lang_data): Return true if flag_generate_lto is set.
1370 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1371 * c-common.h (set_builtin_user_assembler_name): Move ...
1372 * tree.h (set_builtin_user_assembler_name): ... here.
1374 * common.opt (flto-report): New flag.
1375 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1376 * collect2.c (scan_prog_file): Send the error output of
1377 'nm' to HOST_BIT_BUCKET.
1379 2009-10-03 Ollie Wild <aaw@google.com>
1381 * langhooks-def.h (lhd_begin_section): New function declaration.
1382 (lhd_write_section): New function declaration.
1383 (lhd_end_section): New function declaration.
1384 (LANG_HOOKS_BEGIN_SECTION): New macro.
1385 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1386 (LANG_HOOKS_END_SECTION): New macro.
1387 (LANG_HOOKS_LTO): New macro.
1388 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1389 * langhooks.c (output.h): Add include.
1390 (saved_section): New static variable.
1391 (lhd_begin_section): New function.
1392 (lhd_write_section_data): New function.
1393 (lhd_end_section): New function.
1394 * langhooks.h (struct lang_hooks_for_lto): New structure.
1395 (struct lang_hooks): Add member lto.
1396 * Makefile.in (langhooks.o): Add dependency on output.h.
1398 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1400 2009-10-03 Richard Guenther <rguenther@suse.de>
1402 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1405 2009-10-03 Simon Baldwin <simonb@google.com>
1406 Richard Guenther <rguenther@suse.de>
1407 Janis Johnson <janis187@us.ibm.com>
1408 Doug Kwan <dougkwan@google.com>
1409 Diego Novillo <dnovillo@google.com>
1410 Ramana Radhakrishnan <ramana.r@gmail.com>
1411 Ollie Wild <aaw@google.com>
1413 * doc/install.texi: Add documentation for libelf and --enable-lto.
1414 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1415 -flto-report, -flto-compression-level and -use-linker-plugin.
1416 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1417 Add section for LTO Testing.
1419 2009-10-02 Cary Coutant <ccoutant@google.com>
1421 Add support for comdat type sections for DWARF v4.
1422 Merge from dwarf4 branch.
1424 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1425 (dw_die_ref): Define vector type.
1426 (enum dw_val_class): Add dw_val_class_data8.
1427 (struct dw_val_struct): Add v.val_data8.
1428 (comdat_type_node_ref): New type.
1429 (struct die_struct): Move die_symbol into a union; add new field
1430 die_type_node. Change all uses.
1431 (comdat_type_node): New type.
1432 (skeleton_chain_node): New type.
1433 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1434 (comdat_type_list): New variable.
1435 (dwarf_tag_name): Add DW_TAG_type_unit.
1436 (dwarf_attr_name): Add DW_AT_signature.
1437 (add_AT_data8): New function.
1438 (replace_child): New function.
1439 (move_all_children): New function.
1440 (print_signature): New function.
1441 (print_die): Print signature information; add dw_val_class_data8.
1442 (attr_checksum): Support dw_val_class_data8.
1443 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1444 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1445 (checksum_sleb128, checksum_uleb128): New functions.
1446 (checksum_die_context): New function.
1447 (loc_checksum_ordered): New function.
1448 (attr_checksum_ordered): New function.
1449 (struct checksum_attributes): New structure.
1450 (collect_checksum_attributes): New function.
1451 (die_checksum_ordered): New function.
1452 (generate_type_signature): New function.
1453 (same_dw_val_p): Add dw_val_class_data8.
1454 (is_symbol_die): Use new is_declaration_die function.
1455 (is_declaration_die): New function.
1456 (should_move_die_to_comdat): New function.
1457 (clone_die): New function.
1458 (clone_tree): New function.
1459 (clone_as_declaration): New function.
1460 (copy_declaration_context): New function.
1461 (generate_skeleton_ancestor_tree): New function.
1462 (generate_skeleton_bottom_up): New function.
1463 (generate_skeleton): New function.
1464 (remove_child_or_replace_with_skeleton): New function.
1465 (break_out_comdat_types): New function.
1466 (struct decl_table_entry): New type.
1467 (htab_decl_hash): New function.
1468 (htab_decl_eq): New function.
1469 (htab_decl_del): New function.
1470 (copy_ancestor_tree): New function.
1471 (copy_decls_walk): New function.
1472 (copy_decls_for_unworthy_types): New function.
1473 (build_abbrev_table): Don't assert on missing die_symbol when doing
1474 comdat type sections.
1475 (size_of_die): Use DW_FORM_sig8 for external references. Add
1477 (unmark_dies): Don't assert for unmarked dies when doing comdat
1479 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1480 (output_signature): New function.
1481 (output_die): Likewise.
1482 (output_compilation_unit_header): Mark output as DWARF version 3
1483 even if generating DWARF 4.
1484 (output_comdat_type_unit): New function.
1485 (output_line_info): Mark output as DWARF version 3 even if generating
1487 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1489 (dwarf2out_end_source_file): Likewise.
1490 (prune_unused_types_walk_attribs): Don't follow references into
1491 comdat type sections.
1492 (prune_unused_types_mark): When generating type units, do not mark
1493 children of non-defining declarations of types; do mark children of
1495 (prune_unused_types): Process comdat type sections.
1496 (htab_ct_hash): New function.
1497 (htab_ct_eq): New function.
1498 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1499 Add a pointer to the line table from type unit entries so
1500 DW_AT_decl_file has meaning.
1501 * varasm.c (default_elf_asm_named_section): Use identifier name as
1502 comdat key instead of lang hook.
1504 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1506 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1508 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1510 * config/i386/i386.md (SWIM248): New mode iterator.
1511 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1512 divmodhi4 patterns using SWIM248 macro.
1513 (*divmod<mode>4): Macroize insn_and_split pattern from
1514 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1515 and their corresponding splitters usign SWIM248 macro. Split SImode
1516 insn to generate cltd and DImode insn to generate cqto instead of
1517 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1518 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1519 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1520 *divmodsi_noext patterns using SWIM248 macro.
1521 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1522 udivmodhi4 patterns using SWIM248 macro.
1523 (*udivmod<mode>4): Macroize insn_and_split pattern from
1524 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1525 corresponding splitters using SWIM248 macro.
1526 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1527 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1529 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1531 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1532 of zero-sized element is zero-sized regardless of its extent.
1534 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1537 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1538 * configure: Regenerated.
1539 * config.in: Regenerated.
1540 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1541 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1542 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1543 not emitting .eh_frame, emit .cfi_sections .debug_frame
1548 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1549 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1551 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1552 vars use DECL_RTL with resetting it back to NULL afterwards.
1553 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1554 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1555 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1556 the attribute type allows it, otherwise use DW_FORM_dataN.
1557 (mem_loc_descriptor): Handle CONST_STRING.
1558 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1559 Handle MEM with CONST_STRING address using add_AT_string.
1560 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1561 CONST_STRING for const arrays initialized with a string literal.
1562 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1563 (dwarf2out_finish): Call resolve_addr.
1565 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1566 Maxim Kuvyrkov <maxim@codesourcery.com>
1568 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1570 2009-10-02 Nick Clifton <nickc@redhat.com>
1572 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1573 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1575 2009-10-01 Jan Hubicka <jh@suse.cz>
1577 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1578 (cgraph_create_virtual_clone): Just pass redirect_callers
1580 * cgraph.h (cgraph_clone_node): Update prototype.
1581 * ipa-pure-const.c (self_recursive_p): New function.
1582 (propagate): Use it.
1583 * ipa-inline.c (cgraph_clone_inlined_nodes,
1584 cgraph_decide_recursive_inlining): Update.
1586 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1588 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1589 instructions for TARGET_OCTEON.
1591 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1593 * config/arm/arm.c (arm_override_options): Turn off
1594 flag_dwarf2_cfi_asm for AAPCS variants.
1596 2009-10-01 Martin Jambor <mjambor@suse.cz>
1599 * tree-sra.c (convert_callers): Do not call
1600 compute_inline_parameters on one caller more than once.
1602 2009-10-01 Nick Clifton <nickc@redhat.com>
1604 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1605 an empty string if not already defined.
1607 2009-10-01 Martin Jambor <mjambor@suse.cz>
1610 * tree-sra.c (is_va_list_type): New function.
1611 (find_var_candidates): Call is_va_list_type.
1612 (find_param_candidates): Check that the type or the type pointed
1613 to are not va_list types.
1615 2009-10-01 Martin Jambor <mjambor@suse.cz>
1618 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1619 DECL_ARTIFICIAL (param_decl) is true.
1621 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1623 * tree.h (tree_decl_common::lang_flag_8): New.
1624 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1626 * c-common.h (RID_CONSTEXPR): New.
1628 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1630 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1631 Use ref-all pointers.
1632 (alpha_gimplify_va_arg): Ditto.
1634 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1637 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1638 before insn counting loop now that BB_END (bb) is counted. Ensure
1639 the return value isn't zero.
1641 2009-09-30 Nick Clifton <nickc@redhat.com>
1643 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1644 with separate definitions of c_target_objs and cxx_target_objs.
1645 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1647 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1648 sh_symbian_import_export_class.
1649 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1650 * config/sh/symbian.c: Delete, moving code into...
1651 * config/sh/symbian-base.c: ... here
1652 * config/sh/symbian-c.c: ... and here
1653 * config/sh/symbian-cxx.c: ... and here.
1655 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1658 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1659 of plus RTX into register.
1661 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1663 * doc/install.texi: Linguistic and markup fixes.
1664 (Configuration) <--disable-cpp>: Remove description.
1665 <--enable-maintainer-mode>: Autotools files are affected, too.
1666 <--with-sysroot>: Improve description.
1667 (Building): Bump required GNU make version.
1669 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1671 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1672 (x86_64-*-*): Ditto.
1674 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1675 intrinisics for FMA4.
1676 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1677 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1678 Add FMA4 check and fma4intrin.h.
1679 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1681 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1682 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1683 constant for FMA4 support.
1684 (UNSPEC_FMA4_FMADDSUB): Ditto.
1685 (UNSPEC_FMA4_FMSUBADD): Ditto.
1686 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1687 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1688 (ix86_expand_fma4_multiple_memory): Ditto.
1689 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1690 (OPTION_MASK_ISA_FMA4_UNSET): New.
1691 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1692 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1693 (ix86_handle_option): Handle -mfma4.
1694 (isa_opts): Handle -mfma4.
1695 (enum pta_flags): Add PTA_FMA4.
1696 (override_options): Add FMA4 support.
1697 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1698 (IX86_BUILTIN_VFMADDSD): Ditto.
1699 (IX86_BUILTIN_VFMADDPS): Ditto.
1700 (IX86_BUILTIN_VFMADDPD): Ditto.
1701 (IX86_BUILTIN_VFMSUBSS): Ditto.
1702 (IX86_BUILTIN_VFMSUBSD): Ditto.
1703 (IX86_BUILTIN_VFMSUBPS): Ditto.
1704 (IX86_BUILTIN_VFMSUBPD): Ditto.
1705 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1706 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1707 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1708 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1709 (IX86_BUILTIN_VFNMADDSS): Ditto.
1710 (IX86_BUILTIN_VFNMADDSD): Ditto.
1711 (IX86_BUILTIN_VFNMADDPS): Ditto.
1712 (IX86_BUILTIN_VFNMADDPD): Ditto.
1713 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1714 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1715 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1716 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1717 (IX86_BUILTIN_VFMADDPS256): Ditto.
1718 (IX86_BUILTIN_VFMADDPD256): Ditto.
1719 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1720 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1721 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1722 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1723 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1724 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1725 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1726 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1727 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1728 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1729 (enum multi_arg_type): New enum for describing the various FMA4
1730 intrinsic argument types.
1731 (bdesc_multi_arg): New table for FMA4 intrinsics.
1732 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1733 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1735 (ix86_expand_builtin): Add FMA4 intrinsic support.
1736 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1737 operand instructions.
1738 (ix86_expand_fma4_multiple_memory): New function to split the
1739 second memory reference from FMA4 instructions.
1740 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1741 (ssemodesuffixf2s): Ditto.
1742 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1744 (fma4_fmsub<mode>4): Ditto.
1745 (fma4_fnmadd<mode>4): Ditto.
1746 (fma4_fnmsub<mode>4): Ditto.
1747 (fma4_vmfmadd<mode>4): Ditto.
1748 (fma4_vmfmsub<mode>4): Ditto.
1749 (fma4_vmfnmadd<mode>4): Ditto.
1750 (fma4_vmfnmsub<mode>4): Ditto.
1751 (fma4_fmadd<mode>4256): Ditto.
1752 (fma4_fmsub<mode>4256): Ditto.
1753 (fma4_fnmadd<mode>4256): Ditto.
1754 (fma4_fnmsub<mode>4256): Ditto.
1755 (fma4_fmaddsubv8sf4): Ditto.
1756 (fma4_fmaddsubv4sf4): Ditto.
1757 (fma4_fmaddsubv4df4): Ditto.
1758 (fma4_fmaddsubv2df4): Ditto.
1759 (fma4_fmsubaddv8sf4): Ditto.
1760 (fma4_fmsubaddv4sf4): Ditto.
1761 (fma4_fmsubaddv4df4): Ditto.
1762 (fma4_fmsubaddv2df4): Ditto.
1763 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1764 instructions for intrinsics.
1765 (fma4i_fmsub<mode>4): Ditto.
1766 (fma4i_fnmadd<mode>4): Ditto.
1767 (fma4i_fnmsub<mode>4): Ditto.
1768 (fma4i_vmfmadd<mode>4): Ditto.
1769 (fma4i_vmfmsub<mode>4): Ditto.
1770 (fma4i_vmfnmadd<mode>4): Ditto.
1771 (fma4i_vmfnmsub<mode>4): Ditto.
1772 (fma4i_fmadd<mode>4256): Ditto.
1773 (fma4i_fmsub<mode>4256): Ditto.
1774 (fma4i_fnmadd<mode>4256): Ditto.
1775 (fma4i_fnmsub<mode>4256): Ditto.
1776 (fma4i_fmaddsubv8sf4): Ditto.
1777 (fma4i_fmaddsubv4sf4): Ditto.
1778 (fma4i_fmaddsubv4df4): Ditto.
1779 (fma4i_fmaddsubv2df4): Ditto.
1780 (fma4i_fmsubaddv8sf4): Ditto.
1781 (fma4i_fmsubaddv4sf4): Ditto.
1782 (fma4i_fmsubaddv4df4): Ditto.
1783 (fma4i_fmsubaddv2df4): Ditto.
1785 * doc/invoke.texi (-mfma4): Add documentation.
1786 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1788 2009-09-29 Richard Henderson <rth@redhat.com>
1790 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1791 an edge to the new destination block.
1793 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1796 * pa.c (hppa_profile_hook): Use
1797 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1799 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1800 Alexander Monakov <amonakov@ispras.ru>
1803 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1804 (not_postinc_memory_operand): New.
1805 (not_postinc_move_operand): New.
1806 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1807 (*cmovsi_internal): Ditto.
1809 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1811 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1812 restrict issue_rate in first pass when scheduling for register
1815 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1816 Rafael Avila de Espindola <espindola@google.com>
1818 * gengtype.c (plugin_output): New.
1819 (get_output_file_with_visibility): Return plugin_output for plugins.
1820 (main): Parse and use the -P option.
1821 * gty.texi: Update the command line format.
1823 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1826 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1828 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1829 out if !const_ok_for_output.
1832 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1833 case VAR_LOCATION>: Remove gcc_unreachable ().
1835 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1837 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1838 (x86_64-*-*): Ditto.
1839 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1840 back to smmintrin.h.
1841 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1842 * config/i386/x86intrin.h: Remove SSE5.
1843 * config/i386/mmintrin-common.h: Delete file.
1844 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1846 2009-09-29 Richard Guenther <rguenther@suse.de>
1848 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1849 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1851 2009-09-29 Nick Clifton <nickc@redhat.com>
1853 * function.c (current_function_name): If there is no current
1854 function just return "<none>".
1856 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1858 * tree-pass.h (register_pass_info): New structure.
1859 (pass_positioning_ops): Move enum from gcc-plugin.h.
1860 (register_pass): New function.
1861 * gcc-plugin.h (plugin_pass): Delete structure.
1862 (pass_positioning_ops): Delete enum.
1863 * plugin.c (regsiter_pass): Delete function.
1864 (position_pass): Delete function.
1865 (added_pass_nodes): Delete variable.
1866 (prev_added_pass_nodes): Delete variable.
1867 (pass_list_node): Delete structure.
1868 * passes.c (make_pass_instance): New function.
1869 (next_pass_1): Change to call make_pass_instance.
1870 (pass_list_node): Move structure from gcc-plugin.h.
1871 (added_pass_nodes): Move variable from plugin.c.
1872 (prev_added_pass_nodes): Move variable from plugin.c.
1873 (position_pass): New function.
1874 (register_pass): New function.
1876 2009-09-28 Easwaran Raman <eraman@google.com>
1878 * ifcvt.c (noce_try_abs): Recognize pattern and call
1879 expand_one_cmpl_abs_nojump.
1880 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1881 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1883 2009-09-28 Ian Lance Taylor <iant@google.com>
1886 * c-opts.c (c_common_handle_option): Don't set
1887 warn_jump_misses_init for -Wall.
1888 * doc/invoke.texi (Warning Options): Update documentation.
1890 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1892 * Makefile.in ($(out_object_file)): Depend on
1893 gt-$(basename $(notdir $(out_file))).h.
1895 2009-09-28 Richard Henderson <rth@redhat.com>
1897 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1898 * except.c (gen_eh_region): Set it.
1899 (duplicate_eh_regions_1): Copy it.
1900 * tree-eh.c (lower_resx): Use it to determine which function
1903 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1904 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1905 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1906 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1907 BUILT_IN_CXA_END_CLEANUP if necessary.
1909 * c-common.c (c_define_builtins): Update call to
1910 build_common_builtin_nodes.
1912 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1914 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1916 2009-09-28 Michael Matz <matz@suse.de>
1918 * builtins.c (interclass_mathfn_icode): New helper.
1919 (expand_builtin_interclass_mathfn): Use it here, and split folding
1921 (fold_builtin_interclass_mathfn): ... this new folder.
1922 (build_call_nofold_loc): New static helper.
1923 (build_call_nofold): New wrapper macro for above.
1924 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1925 (expand_builtin_pow): Ditto.
1926 (expand_builtin_memset_args): Ditto.
1927 (expand_builtin_printf): Ditto.
1928 (expand_builtin_fprintf): Ditto.
1929 (expand_builtin_sprintf): Ditto.
1930 (expand_builtin_memory_chk): Ditto.
1931 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1932 (expand_builtin_stpcpy): Ditto.
1933 (expand_builtin_strcmp): Ditto.
1934 (expand_builtin_strncmp): Ditto.
1935 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1936 (expand_builtin_strcpy_args): Don't call folders.
1937 (expand_builtin_memcmp): Ditto.
1938 (expand_builtin_strncpy): Ditto, and use target.
1939 (expand_builtin_memcpy): Ditto.
1940 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1941 expand_builtin_strpbrk, expand_builtin_memmove,
1942 expand_builtin_memmove_args, expand_builtin_bcopy,
1943 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1944 expand_builtin_strspn, expand_builtin_strcspn,
1945 expand_builtin_fputs): Remove these.
1946 (expand_builtin): Don't call the above, change calls to other
1947 expanders that changed prototype.
1948 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1949 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1950 fold_builtin_interclass_mathfn.
1951 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1952 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1954 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1955 * passes.c (init_optimization_passes): Move pass_fold_builtins
1956 after last phiopt pass.
1957 * tree-inline.c (fold_marked_statements): When folding builtins
1958 iterate over all instruction potentially generated.
1959 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1961 (fold_gimple_call): Use it to always fold calls (into potentially
1962 multiple instructions).
1963 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1964 calls into zero at this time.
1965 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1966 statements generated by builtin folding.
1968 2009-09-28 Nick Clifton <nickc@redhat.com>
1970 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1972 2009-09-28 Duncan Sands <baldrick@free.fr>
1974 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1975 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1976 (register_callback): Dispatch it.
1977 (invoke_plugin_callbacks): Incorporate in sanity check.
1978 * ggc.h (ggc_register_cache_tab): Add declaration.
1979 * ggc-common.c (ggc_register_root_tab): Simplify.
1980 (const_ggc_cache_tab_t): New typedef.
1981 (extra_cache_vec): New vector of dynamically added cache tables.
1982 (ggc_register_cache_tab): New function.
1983 (ggc_scan_cache_tab): New function.
1984 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1985 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1987 2009-09-27 Richard Henderson <rth@redhat.com>
1989 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1990 which we remove __builtin_stack_restore.
1992 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1994 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1995 to test for GRD_INVARIANT.
1996 (simple_rhs_p): Anything that's function_invariant_p is fine.
1998 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2000 * gengtype.c (main): Use plunge_files instead of plugin_output.
2002 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2003 Rafael Avila de Espindola <espindola@google.com>
2005 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2006 Don't print pch related info if it is false.
2007 (main): Don't print pch info in plugin mode.
2009 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2011 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2012 with dw_val_class_const_double.
2013 (struct dw_val_struct): Replace val_long_long with val_double and
2014 adjust for above change.
2015 (output_loc_operands): Likewise.
2016 (add_AT_long_long): Rename into...
2017 (add_AT_double): ...this.
2018 (print_die): Replace dw_val_class_long_long with
2019 dw_val_class_const_double and adjust.
2020 (attr_checksum): Likewise.
2021 (same_dw_val_p): Likewise.
2022 (size_of_die): Likewise.
2023 (value_format): Likewise.
2024 (output_die): Likewise.
2025 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2026 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2027 instead of add_AT_long_long.
2028 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2029 value with the precision of its type.
2031 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2034 * c-typeck.c (build_conditional_expr): Use the readonly and
2035 volatile flags of the operand types, not of the operands itself.
2037 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2039 * collect2.c (main): Look for -brtl before adding libraries.
2041 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2043 * config.gcc: Update OpenBSD targets.
2044 * config/openbsd-stdint.h: New file.
2045 * config/openbsd-libpthread.h: New file.
2046 * config/openbsd.h: Update and break out LIB_SPEC definition.
2047 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2048 * config/i386/openbsdelf.h: Correct types.
2049 * config/m68k/openbsd.h: Likewise.
2050 * config/mips/openbsd.h: Likewise.
2051 * config/vax/openbsd.h: Likewise.
2053 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2055 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2056 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2057 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2058 of the length and zero.
2060 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2062 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2063 (FLAGS_H): Add options.h $(REAL_H).
2064 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2065 (TREE_VECTORIZER_H): New.
2066 (EBITMAP_H): Renamed from EBIMAP_H.
2067 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2068 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2069 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2070 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2071 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2072 (graphite-clast-to-gimple.o, graphite-dependences.o)
2073 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2074 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2075 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2076 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2077 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2078 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2079 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2080 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2081 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2082 updated and fixed as per above changes and per
2083 check_makefile_deps.sh output.
2086 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2087 * configure: Regenerate.
2089 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2091 * doc/install.texi: Update minimum MPC version to 0.7.
2093 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2095 * doc/install.texi (Binaries): Remove reference to the binary
2096 distribution CD-ROM from the FSF.
2098 2009-09-26 Michael Matz <matz@suse.de>
2102 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2103 that are mentioned in the body.
2105 2009-09-26 Michael Matz <matz@suse.de>
2107 PR tree-optimization/41454
2108 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2109 (tree_ssa_dominator_optimize): Don't allocate and free it.
2110 (dom_opt_leave_block): Don't iterate over it.
2111 (eliminate_redundant_computations): Don't return a value.
2112 (cprop_operand, cprop_into_stmt): Ditto.
2113 (optimize_stmt): Don't defer updating stmts.
2115 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2117 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2118 generic_parameter_die, template_parameter_pack_die,
2119 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2120 renaming DW_TAG_formal_parameter_pack and
2121 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2122 and DW_TAG_GNU_template_parameter_pack.
2124 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2126 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2127 * config/v850/v850.c (v850_function_value): New function.
2128 (TARGET_FUNCTION_VALUE): Define.
2130 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2132 * tree-vect-stmts.c (vectorizable_call): Call
2133 mark_symbols_for_renaming after vect_finish_stmt_generation.
2135 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2136 to loc_descriptor_from_tree.
2137 (add_location_or_const_value_attribute): Pass 0 instead of 2
2138 for decl_by_reference_p decls.
2140 2009-09-25 Richard Guenther <rguenther@suse.de>
2143 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2146 2009-09-25 Ben Elliston <bje@au.ibm.com>
2148 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2151 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2153 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2154 form of instruction.
2156 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2159 * fold-const.c (const_binop): Handle complex int division.
2160 * tree-complex.c (expand_complex_div_straight,
2161 expand_complex_div_wide): Update comments.
2163 2009-09-24 DJ Delorie <dj@redhat.com>
2166 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2167 (reg_class): Likewise.
2168 (REG_CLASS_NAMES): Likewise.
2169 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2170 (m32c_override_options): Disable -fivopts for M32C.
2172 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2174 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2175 Delete VSX load/store with update support.
2176 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2177 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2181 (VStype_load_update): Ditto.
2182 (VStype_store_update): Ditto.
2183 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2184 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2186 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2187 load/store with update builtins.
2189 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2191 * libgcc2.c (L_trampoline): Prototype for getpagesize
2192 and mprotect in WINNT case.
2194 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2196 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2197 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2198 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2199 'outgoing' argument.
2200 (TARGET_FUNCTION_VALUE): Define.
2202 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2204 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2206 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2209 * common.opt: Initialize dwarf_strict to -1.
2210 * toplev.c (process_options): Catch unset dwarf_strict
2211 and set to 0 for all targets not overriding.
2212 * config/darwin.c (darwin_override_options): Catch unset
2213 dwarf_strict and override to 1.
2215 2009-09-24 Jeff Law <law@redhat.com>
2217 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2219 2009-09-24 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/36143
2222 PR tree-optimization/38747
2223 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2224 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2226 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2229 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2230 return false instead of gcc_unreachable (). For CONST return the
2231 value returned by recursive call instead of always returning true.
2232 (tree_add_const_value_attribute): Return the value returned by
2233 add_const_value_attribute instead of always returning true if rtl
2236 2009-09-23 Justin Seyster <jrseys@gmail.com>
2238 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2240 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2242 * cgraphunit.c (cgraph_lower_function): Revert last change.
2243 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2244 instead of DECL_NO_STATIC_CHAIN.
2245 * tree-cfg.c (verify_gimple_call): Likewise.
2246 * tree-nested.c (get_chain_decl, get_chain_field,
2247 convert_tramp_reference_op, convert_gimple_call): Likewise.
2248 (convert_all_function_calls): Likewise. Always set or clear
2249 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2250 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2251 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2253 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2254 DECL_NO_STATIC_CHAIN.
2255 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2256 instead of DECL_NO_STATIC_CHAIN.
2257 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2258 decl_function_context.
2259 * varasm.c (initializer_constant_valid_p): Likewise.
2260 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2261 (DECL_STATIC_CHAIN): ... this.
2262 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2263 instead of DECL_NO_STATIC_CHAIN.
2265 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2266 Rafael Avila de Espindola <espindola@google.com>
2268 * gengtype.c (nb_plugin_files): Make it unsigned to match
2269 num_gt_files. Adjust other variables to avoid warnings.
2270 (main): Allocate an all zero lang_bitmap before each plugin file name
2271 to match regular file names.
2273 2009-09-23 Richard Henderson <rth@redhat.com>
2275 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2276 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2277 static chain passed in memory.
2278 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2279 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2280 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2281 STATIC_CHAIN_REGNUM defined.
2283 * config/picochip/picochip-protos.h: s/class/klass/.
2284 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2285 (picochip_static_chain): New.
2286 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2287 (STATIC_CHAIN_INCOMING): Remove.
2289 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2290 (xtensa_static_chain): New.
2291 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2292 (STATIC_CHAIN_INCOMING): Remove.
2294 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2296 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2297 * config/pa/pa-protos.h (function_value): Remove.
2298 * config/pa/pa.c (pa_function_value): Rename from function_value.
2299 Make static, add 'outgoing' argument.
2300 (TARGET_FUNCTION_VALUE): Define.
2302 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2304 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2305 instead of cfun->machine->is_leaf.
2306 * config/avr/avr.h (machine_function): Remove is_leaf field.
2308 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2311 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2312 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2313 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2314 the same size, prefer DW_OP_stack_value.
2315 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2316 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2318 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2321 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2323 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2326 * cfgexpand.c (convert_debug_memory_address): New.
2327 (expand_debug_expr): Convert base address and offset to the same
2328 mode. Use it to convert addresses to other modes. Accept
2331 2009-09-23 Richard Guenther <rguenther@suse.de>
2333 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2334 produced for bigendian targets with promoted subregs.
2336 2009-09-23 Richard Guenther <rguenther@suse.de>
2338 * value-prof.c (gimple_ic): Purge old EH edges only after building
2341 2009-09-23 Nick Clifton <nickc@redhat.com>
2343 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2345 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2348 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2351 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2352 on non-nested functions.
2354 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2355 Jan Hubicka <jh@suse.cz>
2357 * dwarf2out.c (loc_list_plus_const): Only define if
2358 DWARF2_DEBUGGING_INFO.
2359 (address_of_int_loc_descriptor): Likewise.
2362 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2364 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2367 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2368 constant is more than zero.
2370 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2373 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2374 call final to emit non-scheduled prologue, instead insert at entry.
2376 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2377 Joseph S. Myers <joseph@codesourcery.com>
2379 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2381 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2382 Rafael Avila de Espindola <espindola@google.com>
2384 * gengtype.c (is_file_equal): New function.
2385 (close_output_files): Use is_file_equal. Free of->buf.
2387 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2388 Rafael Avila de Espindola <espindola@google.com>
2390 * gengtype.c (write_types, write_local): Add the output_header
2391 argument. Update all callers.
2393 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2395 * dwarf2out.c (template_parameter_pack_die,
2396 gen_formal_parameter_pack_die ): New functions.
2397 (make_ith_pack_parameter_name): Remove this function.
2398 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2399 DW_TAG_formal_parameter_pack.
2400 (gen_generic_params_dies): Represent each template parameter pack
2401 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2402 represented by usual DW_TAG_template_*_parameter DIEs that are
2403 children of the DW_TAG_template_parameter_pack element DIE.
2404 (generic_parameter_die): This doesn't deal with parameter pack
2405 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2406 of parameter pack DIEs.
2407 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2408 in certain cases, e.g. for pack elements.
2409 (gen_formal_types_die, gen_decl_die): Adjust usage of
2410 gen_formal_parameter_die.
2411 (gen_subprogram_die): Represent each function parameter pack by a
2412 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2413 represented by usual DW_TAG_formal_parameter DIEs that are children
2414 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2415 ____builtin_va_alist decls as no part of the compiler uses those
2417 * langhooks.h (struct lang_hooks_for_decls): Add
2418 function_parm_expanded_from_pack_p, get_generic_function_decl
2419 and function_parameter_pack_p hooks. Fix comment for
2420 get_innermost_generic_parms hook.
2421 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2422 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2423 macros and use them to initialize lang_hook.
2425 2009-09-22 Richard Henderson <rth@redhat.com>
2427 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2428 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2429 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2430 on TRAMPOLINE_TEMPLATE.
2431 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2432 TRAMPOLINE_ADJUST_ADDRESS.
2433 * targhooks.c (default_asm_trampoline_template): Remove.
2434 (default_trampoline_adjust_address): Remove.
2435 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2436 * targhooks.h: Update decls.
2438 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2440 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2441 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2442 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2444 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2447 * reload1.c (reload): Reset debug insns with pseudos without
2450 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2452 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2453 unconditional true for decimal float modes.
2454 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2455 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2457 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2459 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2460 Enable a new case for __FreeBSD__ >= 7.
2461 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2462 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2463 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2464 and USE_LD_AS_NEEDED.
2466 * doc/install.texi (*-*-freebsd*): Update target information.
2468 2009-09-22 Richard Guenther <rguenther@suse.de>
2471 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2472 arrays really properly.
2474 2009-09-22 Richard Henderson <rth@redhat.com>
2477 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2478 calls.static_chain, calls.trampoline_init,
2479 calls.trampoline_adjust_address.
2480 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2481 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2482 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2483 * builtins.c (expand_builtin_setjmp_receiver): Use
2484 targetm.calls.static_chain; only clobber registers.
2485 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2486 set up memory attributes properly for the trampoline block.
2487 (expand_builtin_adjust_trampoline): Use
2488 targetm.calls.trampoline_adjust_address.
2489 * calls.c (prepare_call_address): Add fndecl argument. Use
2490 targetm.calls.static_chain.
2491 * df-scan.c (df_need_static_chain_reg): Remove.
2492 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2493 consolodate static chain handling.
2494 * doc/tm.texi: Document new hooks.
2495 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2496 (init_emit_regs): Don't initialize them.
2497 * expr.h (prepare_call_address): Update decl.
2498 * final.c (profile_function): Use targetm.calls.static_chain.
2499 * function.c (expand_function_start): Likewise.
2500 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2501 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2502 only clobber registers.
2503 * targhooks.c (default_static_chain): New.
2504 (default_asm_trampoline_template, default_trampoline_init): New.
2505 (default_trampoline_adjust_address): New.
2506 * targhooks.h: Declare them.
2507 * varasm.c (assemble_trampoline_template): Use
2508 targetm.asm_out.trampoline_template. Make the memory block const
2511 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2512 alpha_initialize_trampoline. Make static. Merge VMS parameter
2513 differences into the TARGET_ABI_OPEN_VMS code block.
2514 (TARGET_TRAMPOLINE_INIT): New.
2515 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2516 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2517 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2518 (INITIALIZE_TRAMPOLINE): Remove.
2520 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2521 (TRAMPOLINE_TEMPLATE): Merge with ...
2522 (INITIALIZE_TRAMPOLINE): ... this and move ...
2523 * config/arc/arc.c (arc_trampoline_init): ... here.
2524 (TARGET_TRAMPOLINE_INIT): New.
2526 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2527 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2528 (arm_asm_trampoline_template): New.
2529 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2530 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2531 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2532 code to arm_asm_trampoline_template.
2533 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2534 arm_trampoline_adjust_address.
2535 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2536 adjust for target hook parameters.
2538 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2541 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2542 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2543 (bfin_trampoline_init): Rename from initialize_trampoline;
2544 make static; update for target hook parameters.
2545 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2546 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2547 bfin_asm_trampoline_template.
2548 (INITIALIZE_TRAMPOLINE): Remove.
2550 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2551 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2552 cris_trampoline_init): New.
2553 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2554 cris_asm_trampoline_template.
2555 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2556 adjust for target hook parameters.
2558 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2560 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2561 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2562 fr30_trampoline_init): New.
2563 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2564 fr30_asm_trampoline_template.
2565 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2566 adjust for target hook parameters.
2568 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2569 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2570 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2571 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2572 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2574 * config/h8300/h8300.c (h8300_trampoline_init): New.
2575 (TARGET_TRAMPOLINE_INIT): New.
2576 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2577 to h8300_trampoline_init and adjust for hook parameters.
2579 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2580 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2581 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2582 make static; adjust for hook parameters.
2583 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2585 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2586 (TARGET_TRAMPOLINE_INIT): New.
2587 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2588 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2589 iq2000_asm_trampoline_template.
2590 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2591 (TRAMPOLINE_CODE_SIZE): New.
2592 (TRAMPOLINE_SIZE): Use it.
2593 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2595 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2596 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2597 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2598 adjust for hook parameters.
2599 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2601 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2602 (m32r_trampoline_init): New.
2603 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2604 m32r_trampoline_init.
2606 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2607 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2608 make static; update for hook parameters.
2609 * config/m68hc11/m68hc11-protos.h: Update.
2610 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2612 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2613 (TARGET_TRAMPOLINE_INIT): New.
2614 (mcore_function_value): Fix typo.
2615 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2616 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2617 to mcore_asm_trampoline_template.
2618 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2620 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2621 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2622 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2623 update for hook parameters.
2624 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2626 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2627 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2628 mips_trampoline_init): New.
2629 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2630 mips_asm_trampoline_template.
2631 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2632 update for hook parameters.
2634 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2635 (TARGET_TRAMPOLINE_INIT): New.
2636 (mmix_trampoline_size): Remove.
2637 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2638 make static. Remove out-of-date tetra vs octa comment.
2639 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2640 make static; update for hook parameters.
2641 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2642 (INITIALIZE_TRAMPOLINE): Remove.
2643 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2644 (TRAMPOLINE_ALIGNMENT): New.
2645 * gcc/config/mmix/mmix-protos.h: Update.
2647 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2648 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2649 mn10300_trampoline_init): New.
2650 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2651 mn10300_asm_trampoline_template.
2652 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2654 * config/moxie/moxie.c (moxie_static_chain,
2655 moxie_asm_trampoline_template, moxie_trampoline_init,
2656 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2657 TARGET_TRAMPOLINE_INIT): New.
2658 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2659 moxie_trampoline_init.
2660 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2661 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2663 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2664 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2665 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2666 pa_trampoline_adjust_address): New.
2667 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2668 pa_asm_trampoline_template.
2669 (TRAMPOLINE_ALIGNMENT): New.
2670 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2671 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2672 adjust for hook parameters.
2673 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2675 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2676 (TARGET_TRAMPOLINE_INIT): New.
2677 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2678 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2680 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2682 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2683 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2684 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2685 make static; adjust parameters for the hook.
2686 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2688 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2689 s390_trampoline_template; make static.
2690 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2691 make static; adjust for target hook.
2692 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2693 * config/s390/s390-protos.h: Remove trampoline decls.
2694 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2695 (TRAMPOLINE_TEMPLATE): Remove.
2696 (TRAMPOLINE_ALIGNMENT): New.
2698 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2699 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2700 (TARGET_TRAMPOLINE_INIT): New.
2701 (score_asm_trampoline_template): New.
2702 (score_trampoline_init): Rename from score_initialize_trampoline;
2703 make static; adjust for hook parameters.
2704 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2705 score[37]_asm_trampoline_template.
2706 (INITIALIZE_TRAMPOLINE): Remove.
2707 * config/score/score3.c (score3_asm_trampoline_template): New.
2708 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2709 adjust for target hook.
2710 * config/score/score7.c (score7_asm_trampoline_template): New.
2711 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2712 adjust for target hook.
2713 * config/score/score3.h, config/score/score7.h: Update.
2715 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2716 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2717 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2718 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2719 make static; adjust for target hook parameters.
2720 (sh_trampoline_adjust_address): New.
2721 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2722 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2724 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2725 (sparc32_initialize_trampoline): Rename from
2726 sparc_initialize_trampoline; make static; replace tramp parameter
2727 with m_tramp and update memory accesses.
2728 (sparc64_initialize_trampoline): Similarly.
2729 (sparc_trampoline_init): New.
2730 * config/sparc/sparc-protos.h: Remove trampoline decls.
2731 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2732 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2734 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2735 (array_to_constant): Make ARR parameter const.
2736 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2737 make static; update for hook parameters.
2738 * config/spu/spu-protos.h: Update decls.
2739 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2741 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2742 from xstormy16_initialize_trampoline; make static; update for
2744 (TARGET_TRAMPOLINE_INIT): New.
2745 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2747 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2748 (TARGET_TRAMPOLINE_INIT): New.
2749 (v850_can_eliminate): Make static.
2750 (v850_asm_trampoline_template, v850_trampoline_init): New.
2751 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2752 v850_asm_trampoline_template.
2753 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2754 and adjust for target hook parameters.
2756 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2757 (TARGET_TRAMPOLINE_INIT): New.
2758 (vax_asm_trampoline_template, vax_trampoline_init): New.
2759 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2760 vax_asm_trampoline_template.
2761 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2763 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2764 (TARGET_TRAMPOLINE_INIT): New.
2765 (xtensa_asm_trampoline_template): Rename from
2766 xtensa_trampoline_template; make static.
2767 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2768 make static; update for hook parameters.
2769 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2770 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2771 (INITIALIZE_TRAMPOLINE): Remove.
2773 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2774 error for nested functions with regparm=3.
2775 (ix86_compute_frame_layout): Adjust frame pointer offset for
2776 ix86_static_chain_on_stack.
2777 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2778 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2779 don't reset to UNITS_PER_WORD.
2780 (ix86_emit_leave): Adjust ix86_cfa_state.
2781 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2782 (ix86_static_chain): New.
2783 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2784 make static; update for target hook parameters; use ix86_static_chain.
2785 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2786 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2787 (INITIALIZE_TRAMPOLINE): Remove.
2788 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2789 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2790 to the end. Add static_chain_on_stack.
2791 (ix86_static_chain_on_stack): New.
2793 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2794 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2795 (m68k_trampoline_init): New.
2796 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2797 m68k_trampoline_init and adjust for hook parameters.
2798 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2799 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2801 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2803 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2804 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2806 * reload1.c (reload): Call wrap_constant when substituting
2807 reg for equiv inside of DEBUG_INSNs.
2810 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2811 add_call_src_coords_attributes, add_high_low_attributes,
2812 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2813 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2814 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2815 when -gdwarf-2 -gstrict-dwarf.
2816 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2817 -gdwarf-[23] -gstrict-dwarf.
2818 (address_of_int_loc_descriptor, loc_descriptor,
2819 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2820 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2821 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2823 2009-09-22 Richard Guenther <rguenther@suse.de>
2825 PR tree-optimization/41428
2826 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2827 (ccp_finalize): Pass it to substitute_and_fold.
2829 2009-09-22 Richard Guenther <rguenther@suse.de>
2831 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2832 (substitute_and_fold): Adjust prototype.
2833 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2834 (simplify_stmt_using_ranges): Likewise.
2835 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2836 (vrp_fold_stmt): New function.
2837 (vrp_finalize): Pass it to substitute_and_fold.
2838 * tree-flow.h (vrp_evaluate_conditional): Remove.
2839 (simplify_stmt_using_ranges): Likewise.
2840 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2841 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2842 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2844 (fold_predicate_in): Move to tree-vrp.c.
2845 (substitute_and_fold): Use the callback instead of calling into
2846 tree-vrp.c functions directly.
2848 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2850 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2851 comparison warning on rs6000.
2854 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2855 GIMPLE_EH_MUST_NOT_THROW cleanup.
2856 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2858 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2861 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2862 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2863 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2864 libSystem which is derived from the gcc 4.2.1 unwinder.
2866 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2869 * varasm.c (default_encode_section_info): Copy TLS model into
2870 sym_ref flags regardless of backend support for TLS, for all
2871 model types except TLS_MODEL_EMULATED.
2873 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2876 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2877 we can handle it correctly.
2879 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2881 * doc/install.texi (os2): Remove section.
2883 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2885 * doc/standards.texi (Objective-C): Adjust two URLs.
2887 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2889 * tree-tailcall.c (process_assignment): Don't check if a
2890 multiplication or an addition are already present.
2891 (find_tail_calls): Combine multiple additions and multiplications.
2892 (adjust_accumulator_values): Emit accumulators.
2894 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2896 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2897 xmm register restore.
2899 2009-09-21 Jan Hubicka <jh@suse.cz>
2901 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2902 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2905 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2907 * stor-layout.c (layout_type): Remove obsolete code.
2909 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2912 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2914 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2917 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2918 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2919 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2920 * fold-const.c (const_binop): Likewise.
2921 * real.h (do_mpc_arg2): Update prototype.
2923 2009-09-20 Jan Hubicka <jh@suse.cz>
2925 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2926 (add_location_or_const_value_attribute): Rewrite using
2928 (tree_add_const_value_attribute): Return true if successful.
2929 (tree_add_const_value_attribute_for_decl): Likewise.
2931 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2932 (loc_descriptor): ... here;
2933 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2934 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2935 pool items that was not marked for output.
2936 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2937 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2938 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2939 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2940 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2941 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2942 DW_OP_stack_value to get address of items that are not available
2944 (dw_loc_list): Handle single element lists correctly.
2946 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2947 Pascal Obry <obry@adacore.com>
2949 * unwind-dw2-fde.c (classify_object_over_fdes):
2950 Cast the constant 1 to _Unwind_Ptr.
2951 (add_fdes): Likewise.
2952 (linear_search_fdes): Likewise.
2954 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2956 * stor-layout.c (set_sizetype): Avoid useless type copy.
2958 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2960 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2962 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2963 * configure, config.in: Regenerate.
2964 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2966 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2967 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2968 for global data if the output could be used in a shared library.
2969 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2970 to 0 if TARGET_WRITABLE_EH_FRAME.
2972 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2974 PR rtl-optimization/39886
2975 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2976 just when insn is equal to BB_END (bb).
2978 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2980 * config/mips/mips.opt (mrelax-pic-calls): New option.
2981 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2983 (mips_unspec_call): Change "unspec_call" expander into this.
2984 (mips_strip_unspec_call): New function.
2985 (mips_got_load): Call mips_unspec_call instead of
2986 gen_unspec_call<mode>.
2987 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2989 (mips_cfg_in_reorg): New function.
2990 (mips16_lay_out_constants): Use it to decide whether to call
2991 CFG-aware insn splitting.
2992 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2993 mips_reorg. Move DF set-up code from here ...
2994 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2996 (mips_reorg): Call mips_df_reorg instead of
2997 r10k_insert_cache_barriers. Move CFG set-up code here from
2998 r10k_insert_cache_barriers.
2999 (mips_call_expr_from_insn): New function.
3000 (mips_pic_call_symbol_from_set): Likewise.
3001 (mips_find_pic_call_symbol): Likewise.
3002 (mips_annotate_pic_call_expr): Likewise.
3003 (mips_get_pic_call_symbol): Likewise.
3004 (mips_annotate_pic_calls): Likewise.
3005 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3007 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3008 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3009 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3011 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3012 (unspec_call<mode>): Remove it.
3013 (sibcall_internal, sibcall_value_internal,
3014 sibcall_value_multiple_internal, call_internal, call_split,
3015 call_value_internal, call_value_split,
3016 call_value_multiple_internal, call_value_multiple_split): Pass
3017 SIZE_OPNO to MIPS_CALL.
3018 (call_internal_direct, call_direct_split,
3019 call_value_internal_direct, call_value_direct_split): Pass -1 as
3020 SIZE_OPNO to MIPS_CALL.
3021 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3022 * configure: Regenerate.
3023 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3024 and -mno-relax-pic-calls.
3025 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3027 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3030 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3031 in the directory this rule is called from, rather than the
3032 toplevel 'gcc' directory, to fix in-tree build.
3034 2009-09-19 Chris Demetriou <cgd@google.com>
3036 PR preprocessor/28435:
3037 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3038 to cpplib that the preprocessor output is needed.
3040 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3042 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3043 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3044 *return_and_restore_fpregs_<mode>,
3045 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3048 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3049 instead of assuming it has always a REG inside of it.
3051 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3053 * config/freebsd.h: Update comment on types.
3054 (WINT_TYPE): Define.
3056 2009-09-18 Jason Merrill <jason@redhat.com>
3058 * c.opt: Add -fno-deduce-init-list.
3060 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3062 * value-prof.c (interesting_stringop_to_profile_p): Added output
3063 argument to indicate which parameter is the size parameter.
3064 * value-prof.c (gimple_stringop_fixed_value): Use
3065 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3066 * value-prof.c (gimple_stringops_transform): Update call sites to
3067 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3069 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3072 From David Binderman <dcb314@hotmail.com>:
3073 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3074 local variable f. Remove stale comments.
3075 (ix86_compute_frame_layout): Remove useless local variable total_size.
3076 Remove #if 0'd code.
3077 (legitimate_address_p): Remove useless local variables
3078 reason_rtx and reason.
3079 (ix86_split_copysign_const): Remove useless local variable op1.
3080 (scale_counter): Remove useless local variable piece_size_mask.
3082 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3084 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3087 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3090 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3092 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3094 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3097 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3099 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3100 DW_OP_implicit_value even without dwarf_version 4.
3102 2009-09-17 Jan Hubicka <jh@suse.cz>
3104 * dwarf2out.c: Include tree-pass.h and gimple.h.
3105 (loc_list_plus_const): New function.
3106 (loc_descriptor_from_tree_1): Rename to ...
3107 (loc_descriptor_from_tree): ... remove original.
3108 (loc_list_from_tree): New function.
3109 (add_AT_location_description): Accept location list.
3110 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3111 (concatn_mem_loc_descriptor): Remove.
3112 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3114 (secname_for_decl): Move up.
3115 (hidden_reference_p): New function; break out from ...
3116 (loc_by_refernece): ... here; move up.
3117 (dw_loc_list): New function.
3118 (single_element_loc_list): New function.
3119 (single_element_loc_list_p): New function.
3120 (add_loc_descr_to_each): New function.
3121 (add_loc_list): New function.
3122 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3123 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3124 add diagnostics why expansion failed.
3125 (add_location_or_const_value_attribute): Support location lists.
3126 (add_bound_info): Likewise.
3127 (descr_info_loc): Update call of loc_descriptor_from_tree.
3128 (gen_variable_die): Work on location lists.
3129 * final.c (pass_final): Add dump file.
3130 * Makefile.in (dwarf2out.o): Add new dependencies.
3132 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3135 * real.c decimal_from_integer, decimal_integer_string): New.
3136 (real_from_integer): Use them as special case for decimal float.
3137 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3138 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3139 Do not append zero after the decimal point in string to convert.
3141 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3143 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3144 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3146 2009-09-17 Martin Jambor <mjambor@suse.cz>
3148 * common.opt (fipa-sra): New switch.
3149 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3150 * timevar.def (TV_IPA_SRA): New timevar.
3151 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3152 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3153 * tree-sra.c: Include cgraph.c.
3154 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3155 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3156 and grp_not_necessarilly_dereferenced.
3157 (func_param_count): New variable.
3158 (encountered_apply_args): New variable.
3159 (bb_dereferences): New variable.
3160 (final_bbs): New variable.
3161 (no_accesses_representant): New variable.
3162 (no_accesses_p): New function.
3163 (dump_access): Dump the new fields.
3164 (sra_initialize): Set encountered_apply_args to false.
3165 (get_ssa_base_param): New function.
3166 (mark_parm_dereference): New function.
3167 (create_access): Caring for INIDRECT_REFs and different handling of
3168 varialble length accesses in early IPA SRA. Store the stmt - a new
3169 parameter - to the new access.
3170 (build_access_from_expr_1): New parameter stmt, passed to
3171 create_access. Handle INDIRECT_REFs.
3172 (build_access_from_expr): Pass the current statement to
3173 build_access_from_expr_1.
3174 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3176 (build_accesses_from_assign): Pass the current statement to
3177 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3178 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3179 final_bbs when necessary. Check for calls to __builtin_apply_args.
3180 Fixup EH info if anythng was changed.
3181 (is_unused_scalar_param): New function.
3182 (ptr_parm_has_direct_uses): New function.
3183 (find_param_candidates): New function.
3184 (mark_maybe_modified): New function.
3185 (analyze_modified_params): New function.
3186 (propagate_dereference_distances): New function.
3187 (dump_dereferences_table): New function.
3188 (analyze_caller_dereference_legality): New function.
3189 (unmodified_by_ref_scalar_representative): New function.
3190 (splice_param_accesses): New function.
3191 (decide_one_param_reduction): New function.
3192 (enum ipa_splicing_result): New type.
3193 (splice_all_param_accesses): New function.
3194 (get_param_index): New function.
3195 (turn_representatives_into_adjustments): New function.
3196 (analyze_all_param_acesses): New function.
3197 (get_replaced_param_substitute): New function.
3198 (get_adjustment_for_base): New function.
3199 (replace_removed_params_ssa_names): New function.
3200 (sra_ipa_reset_debug_stmts): New function.
3201 (sra_ipa_modify_expr): New function.
3202 (sra_ipa_modify_assign): New function.
3203 (convert_callers): New function.
3204 (modify_function): New function.
3205 (ipa_sra_preliminary_function_checks): New function.
3206 (ipa_early_sra): New function.
3207 (ipa_early_sra_gate): New function.
3208 (pass_early_ipa_sra): New variable.
3209 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3211 2009-09-17 Michael Matz <matz@suse.de>
3214 * tree.c (build_type_attribute_qual_variant): Export.
3215 * tree.h (build_type_attribute_qual_variant): Declare.
3216 * tree-inline.c (remap_type_1): Use it to build variants with
3217 the original qualifiers and attributes.
3219 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3221 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3222 without a fallthrough edge.
3224 2009-09-16 DJ Delorie <dj@redhat.com>
3226 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3227 chip and ignore the "fast_interrupt" attribute if so.
3229 2009-09-16 Richard Henderson <rth@redhat.com>
3232 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3235 2009-09-16 Richard Henderson <rth@redhat.com>
3238 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3239 is set only if DECL_NO_STATIC_CHAIN is unset.
3240 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3241 (FOR_EACH_NEST_INFO): New.
3242 (walk_all_functions): Use it.
3243 (finalize_nesting_tree): Likewise.
3244 (unnest_nesting_tree): Likewise.
3245 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3246 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3247 (convert_gimple_call): Early out if gimple_call_chain already set.
3248 (convert_all_function_calls): Iterate until no new functions
3249 require a static chain.
3250 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3251 when building a trampoline. Use dump_function_to_file instead
3253 (lower_nested_functions): Open dump_file. Validate that decls
3254 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3255 bit reset by this pass.
3257 2009-09-16 Michael Matz <matz@suse.de>
3260 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3261 shorten decl_common_unused.
3262 (DECL_RESTRICTED_P): New accessor.
3263 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3264 to disambiguate marked decls and restrict pointers.
3266 2009-09-16 Richard Henderson <rth@redhat.com>
3269 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3271 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3273 * integrate.c (set_block_abstract_flags): Call
3274 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3276 2009-09-16 Richard Guenther <rguenther@suse.de>
3279 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3282 2009-09-16 DJ Delorie <dj@redhat.com>
3283 Kaz Kojima <kkojima@gcc.gnu.org>
3285 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3286 (sh_expand_prologue): Update calls to output_stack_adjust.
3287 (sh_expand_epilogue): Likewise.
3289 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3292 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3293 trying to limit the extent of searches in the insn stream.
3295 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3296 Jakub Jelinek <jakub@redhat.com>
3300 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3302 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3303 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3304 (rs6000_savres_strategy): Always save FP registers inline if the
3305 target doesn't support hardware double-precision. Set the above
3306 bits in return value when needed.
3307 (rs6000_savres_routine_sym): Fix computation for cache selector.
3308 Mark the generated symbol as a function. Rename exitp argument to
3309 lr. Move code for determining the name of the symbol...
3310 (rs6000_savres_routine_name): ...here. New function. Add cases for
3311 getting the names right on AIX and 64-bit Linux.
3312 (savres_routine_name): New variable.
3313 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3314 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3315 on what the target routine uses as a base register. If savep && lr
3316 describe saving of r0 into memory slot.
3317 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3318 line calls for AIX ABI.
3319 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3320 determine FP save/restore functions.
3321 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3322 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3324 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3325 Duplicate restoration of LR and execute the appropriate one
3326 depending on whether GPRs are being restored inline. Set r11 from
3327 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3328 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3329 Fix out of line calls for AIX ABI.
3330 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3332 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3334 (*restore_gpregs_spe): Likewise.
3335 (*return_and_restore_gpregs_spe): Likewise.
3336 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3337 Define to empty string unconditionally.
3338 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3339 Define to empty string unconditionally.
3340 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3343 2009-09-15 Jan Hubicka <jh@suse.cz>
3345 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3346 * params.def (inline-insns-auto): Likewise.
3348 2009-09-15 Martin Jambor <mjambor@suse.cz>
3350 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3351 individual statements only at TDF_DETAILS dump level. Format
3352 source for 80 characters per line.
3354 2009-09-15 Christian Bruel <christian.bruel@st.com>
3356 * regrename.c (do_replace): Update REG_DEAD notes.
3358 2009-09-15 Revital Eres <eres@il.ibm.com>
3360 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3361 * targhooks.c (default_builtin_support_vector_misalignment):
3362 New builtin function.
3363 * targhooks.h (default_builtin_support_vector_misalignment):
3365 * target.h (builtin_support_vector_misalignment):
3366 New field in struct gcc_target.
3367 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3368 new builtin function.
3369 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3371 * config/rs6000/rs6000.c
3372 (rs6000_builtin_support_vector_misalignment): New function.
3373 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3375 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3377 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3379 (bfin_optimize_loop): Likewise.
3380 (bfin_gen_bundles): Likewise.
3381 (workaround_speculation): Likewise.
3382 (find_load): Return NULL_RTX for debug_insn.
3384 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3386 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3389 2009-09-14 DJ Delorie <dj@redhat.com>
3391 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3392 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3395 2009-09-14 Richard Henderson <rth@redhat.com>
3396 Jakub Jelinek <jakub@redhat.com>
3398 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3399 * cfgbuild.c (make_edges): Handle asm goto.
3400 * cfglayout.c (fixup_reorder_chain): Likewise.
3401 * cfgrtl.c (patch_jump_insn): Likewise.
3402 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3403 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3404 (gimple_build_asm_vec): Add and use labels parameter.
3405 (gimple_build_asm): Remove.
3406 (walk_gimple_asm): Walk labels too.
3407 * gimple.def (GIMPLE_ASM): Update docs.
3408 * gimple.h: Update decls.
3409 (struct gimple_statement_asm): Change nc to use unsigned char;
3411 (gimple_asm_nlabels): New.
3412 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3413 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3414 into gimple_build_asm_vec.
3415 * jump.c (mark_jump_label_asm): New.
3416 (mark_jump_label): Use it.
3417 (redirect_jump_1): Handle asm goto.
3418 (invert_jump_1): Soft fail if X is null.
3419 * recog.c (extract_asm_operands): New.
3420 (asm_noperands): Use it; handle asm labels.
3421 (decode_asm_operands): Use extract_asm_operands.
3422 (asm_operand_ok): Properly handle empty string.
3423 * reg-stack.c (get_asm_operands_in_out): Rename from
3424 get_asm_operand_n_inputs; use extract_asm_operands; return both
3425 inputs and outputs by reference; update all callers.
3426 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3427 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3428 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3429 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3430 (extract_asm_operands): Declare.
3431 * stmt.c (expand_asm_operands): Add and use labels parameter.
3432 (check_unique_operand_names): Likewise.
3433 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3434 (expand_asm_stmt): Handle asm labels.
3435 * tree-cfg.c (make_gimple_asm_edges): New.
3436 (make_edges): Use it.
3437 (cleanup_dead_labels): Handle asm labels.
3438 (is_ctrl_altering_stmt): Likewise.
3439 (gimple_redirect_edge_and_branch): Likewise.
3440 * tree.def (ASM_EXPR): Add 5th operand.
3441 * tree.h (ASM_LABELS): New.
3442 (resolve_asm_operand_names): Update decl.
3444 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3445 (c_parser_asm_goto_operands): New.
3446 * c-tree.h (build_asm_expr): Update decl.
3447 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3448 * doc/extend.texi: Document asm goto.
3450 2009-09-14 Richard Henderson <rth@redhat.com>
3452 * except.h: Update declarations.
3453 (struct pointer_map_t): Forward declare.
3454 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3455 (struct eh_landing_pad_d, eh_landing_pad): New.
3456 (struct eh_catch_d, eh_catch): New.
3457 (struct eh_region_d): Remove next_region_sharing_label, aka,
3458 label, tree_label, landing_pad, post_landing_pad, resume,
3459 may_contain_throw. Rename region_number to index. Remove
3460 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3461 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3462 (VEC(eh_landing_pad,gc)): New.
3463 (struct eh_status): Remove last_region_number. Add lp_array,
3464 throw_stmt_table, ttype_data, ehspec_data.
3465 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3466 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3467 * except.c (lang_protect_cleanup_actions): Return tree.
3468 (struct ehl_map_entry): Remove.
3469 (init_eh_for_function): Push zero entries for region and lp_array.
3470 (gen_eh_region): Add to region_array immediately.
3471 (gen_eh_region_catch): Operate on eh_catch objects.
3472 (gen_eh_landing_pad): New.
3473 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3474 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3475 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3476 (get_eh_landing_pad_from_number_fn): New.
3477 (get_eh_landing_pad_from_number): New.
3478 (get_eh_region_from_lp_number_fn): New.
3479 (get_eh_region_from_lp_number): New.
3480 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3481 (get_exception_pointer, get_exception_filter): Remove.
3482 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3483 (current_function_has_exception_handlers): Simplify.
3484 (bring_to_root, eh_region_replaceable_by_p): Remove.
3485 (replace_region, hash_type_list, hash_eh_region): Remove.
3486 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3487 (label_to_region_map, num_eh_regions): Remove.
3488 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3489 (find_exception_handler_labels): Remove.
3490 (duplicate_eh_regions_0, find_prev_try): Remove.
3491 (struct duplicate_eh_regions_data): New.
3492 (duplicate_eh_regions_1): Rewrite.
3493 (duplicate_eh_regions): Return a pointer map instead of an
3495 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3496 (redirect_eh_edge_to_label): Remove.
3497 (eh_region_outermost): Rewrite using eh_region pointers
3498 instead of integers.
3499 (add_ttypes_entry): Update for ttype_data move to eh_status.
3500 (add_ehspec_entry): Rewrite with VEC instead of varray.
3501 (assign_filter_values): Likewise. Export.
3502 (build_post_landing_pads, connect_post_landing_pads): Remove.
3503 (dw2_build_landing_pads): Rewrite to use lp_array.
3504 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3505 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3506 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3507 (sjlj_mark_call_sites): Update for landing pad numbers.
3508 (finish_eh_generation): Rewrite.
3509 (gate_handle_eh): Do nothing for no eh tree.
3510 (pass_rtl_eh): Move up near finish_eh_generation.
3511 (remove_eh_landing_pad): New.
3512 (remove_eh_handler): Export.
3513 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3514 (for_each_eh_label): Rewrite to use lp_array.
3515 (make_reg_eh_region_note): New.
3516 (make_reg_eh_region_note_nothrow_nononlocal): New.
3517 (insn_could_throw_p): New.
3518 (copy_reg_eh_region_note_forward): New.
3519 (copy_reg_eh_region_note_backward): New.
3520 (check_handled, add_reachable_handler): Remove.
3521 (reachable_next_level, foreach_reachable_handler): Remove.
3522 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3523 (get_eh_region_and_lp_from_rtx): New.
3524 (get_eh_region_from_rtx): New.
3525 (can_throw_internal_1, can_throw_external_1): Remove.
3526 (can_throw_internal): Use get_eh_region_from_rtx.
3527 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3528 (insn_nothrow_p, can_nonlocal_goto): New.
3529 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3530 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3531 (add_action_record): Use VEC not varray.
3532 (collect_one_action_chain): Update for eh_region changes.
3533 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3534 Use get_eh_region_and_lp_from_rtx.
3535 (gate_convert_to_eh_region_ranges): New.
3536 (pass_convert_to_eh_region_ranges): Use it.
3537 (push_uleb128, push_sleb128): Use VEC not varray.
3538 (output_one_function_exception_table): Likewise.
3539 (dump_eh_tree): Update for eh_region changes.
3540 (verify_eh_tree): Likewise.
3541 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3542 * tree-eh.c: Include target.h.
3543 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3544 Don't disallow GIMPLE_RESX; adjust argument check.
3545 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3546 (record_stmt_eh_region): Update for landing pad numbers;
3547 generate a landing pad if necessary.
3548 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3549 (remove_stmt_from_eh_lp_fn): Similarly.
3550 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3551 Update for lp numbers; don't special case missing throw_stmt_table.
3552 (lookup_expr_eh_lp): Similarly.
3553 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3554 (eh_seq, eh_region_may_contain_throw): New.
3555 (struct leh_state): Add ehp_region.
3556 (struct leh_tf_state): Remove eh_label.
3557 (emit_post_landing_pad): New.
3558 (emit_resx, emit_eh_dispatch): New.
3559 (note_eh_region_may_contain_throw): New.
3560 (frob_into_branch_around): Take eh_region not eh label;
3561 emit eh code into eh_seq.
3562 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3563 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3564 lower_eh_must_not_throw. Emit code to eh_seq.
3565 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3566 (lower_try_finally_onedest): Likewise.
3567 (lower_try_finally_copy): Likewise.
3568 (lower_try_finally_switch): Likewise.
3569 (lower_try_finally): Initialize ehp_region.
3570 (lower_catch): Update for eh_catch objects.
3571 (lower_eh_filter): Don't handle must_not_throw.
3572 (lower_eh_must_not_throw): New.
3573 (lower_cleanup): Don't set eh_label.
3574 (lower_eh_constructs_2): Resolve eh builtins.
3575 Handle GIMPLE_EH_MUST_NOT_THROW.
3576 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3577 Add eh_seq to the end of the function body.
3578 (make_eh_dispatch_edges): New.
3579 (make_eh_edge): Remove.
3580 (make_eh_edges): Simplify for landing pads.
3581 (redirect_eh_edge_1): New.
3582 (redirect_eh_edge): Use it.
3583 (redirect_eh_dispatch_edge): New.
3584 (stmt_could_throw_p): Use a switch. Allow RESX.
3585 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3586 (stmt_can_throw_internal): Likewise.
3587 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3588 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3589 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3590 (gate_refactor_eh): New.
3591 (pass_refactor_eh): Use it.
3592 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3593 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3594 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3595 (remove_unreachable_handlers): Rename from
3596 tree_remove_unreachable_handlers; rewrite for landing pads;
3597 call remove_eh_handler directly.
3598 (remove_unreachable_handlers_no_lp): New.
3599 (unsplit_eh, unsplit_all_eh): New.
3600 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3601 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3602 (cleanup_empty_eh_unsplit): New.
3603 (cleanup_empty_eh): Rewrite.
3604 (cleanup_all_empty_eh): New.
3605 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3606 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3607 (gate_cleanup_eh): New.
3608 (pass_cleanup_eh): Use it.
3609 (verify_eh_edges): Move later in file. Expect one EH edge.
3610 (verify_eh_dispatch_edge): New.
3612 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3613 (gtype-desc.o): Add TARGET_H.
3614 (tree.o): Use EXCEPT_H, not except.h.
3615 (cfgbuild.o): Add EXPR_H.
3616 (GTFILES): Add vecprim.h.
3617 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3618 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3619 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3620 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3621 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3622 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3623 calls to can_throw_internal.
3624 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3625 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3626 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3627 (expand_gimple_stmt): Use make_reg_eh_region_note.
3628 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3629 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3630 or find_exception_handler_labels.
3631 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3632 there is exacly one EH edge. Use can_nonlocal_goto and
3634 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3635 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3636 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3637 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3638 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3639 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3640 * dse.c (scan_insn): Use insn_could_throw_p.
3641 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3642 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3643 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3644 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3645 EXC_PTR_EXPR or FILTER_EXPR.
3646 (tree_expr_nonzero_warnv_p): Likewise.
3647 * function.h: Include vecprim.h, not varray.h
3648 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3649 move ttype_data and ehspec_data members to struct eh_status; change
3650 action_record_data member to a VEC.
3651 * gcse.c (hash_scan_set): Use can_throw_internal.
3652 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3653 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3654 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3655 (block_may_fallthru): Don't handle RESX_EXPR.
3656 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3657 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3658 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3659 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3660 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3661 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3662 (gimple_size): Likewise.
3663 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3664 (gimple_build_resx): Use gimple_build_with_ops.
3665 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3666 (is_gimple_val): Likewise.
3667 (is_gimple_stmt): Remove RESX_EXPR.
3668 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3669 (GIMPLE_RESX): Reorder with other EH constructs.
3670 * gimple.h (struct gimple_statement_eh_mnt): New.
3671 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3672 (gimple_eh_filter_must_not_throw): Remove.
3673 (gimple_eh_filter_set_must_not_throw): Remove.
3674 (gimple_eh_must_not_throw_fndecl): New.
3675 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3676 (is_gimple_resx): New.
3677 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3678 Don't copy EH_FILTER_MUST_NOT_THROW.
3679 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3680 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3681 handle must_not_throw_labels specially.
3682 * ipa-pure-const.c (check_call): Update debug statement for LP.
3683 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3684 * ipa-utils.c (get_base_var): Likewise.
3685 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3686 * lower-subreg.c (move_eh_region_note): Remove.
3687 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3688 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3689 (create_task_copyfn): Likewise.
3690 (maybe_catch_exception): Use gimple_build_eh_filter.
3691 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3692 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3693 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3694 and pass_lower_resx.
3695 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3696 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3697 can_throw_internal, can_nonlocal_goto.
3698 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3699 copy_reg_eh_region_note_forward.
3700 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3701 (emit_output_reload_insns): Likewise.
3702 (copy_eh_notes): Remove.
3703 * rtl.def (RESX): Remove.
3704 * rtl.h: Update declarations.
3705 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3706 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3707 (update_eh_label): Remove.
3708 (cleanup_dead_labels_eh): New.
3709 (cleanup_deal_labels): Use it instead of update_eh_label.
3710 (gimple_merge_blocks): Update landing pad data structure when
3711 removing a landing pad label.
3712 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3713 test; handle GIMPLE_EH_MUST_NOT_THROW.
3714 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3715 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3716 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3717 (verify_stmt): Likewise. Verify landing pads.
3718 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3719 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3720 (struct move_stmt_d): Add eh_map.
3721 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3722 (move_stmt_r): Remap eh region numbers in builtin calls,
3723 resx and eh_dispatch.
3724 (move_block_to_fn): Remove eh_offset parameter. Use
3725 maybe_duplicate_eh_stmt_fn.
3726 (find_outermost_region_in_block): Operate on eh_region pointers
3727 instead of region numbers.
3728 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3729 duplicate_eh_regions.
3730 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3731 test earlier. Disallow EH landing pads.
3732 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3733 * tree-flow.h: Update declarations.
3734 (struct tree_ann_common_d): Replace rn with lp_nr.
3735 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3736 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3737 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3738 resx and eh_dispatch.
3739 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3740 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3741 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3742 from duplicate_eh_regions.
3743 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3744 update RESX; handle EH_DISPATCH.
3745 (expand_call_inline): Set eh_lp_nr, not eh_region.
3746 (maybe_inline_call_in_expr): Likewise.
3747 * tree-inline.h (struct copy_body_data): Replace eh_region with
3748 eh_lp_nr, eh_region_offset with eh_map.
3749 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3750 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3751 * tree-pretty-print.c (dump_generic_node): Don't handle
3752 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3753 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3754 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3755 EXC_PTR_EXPR, FILTER_EXPR.
3756 * tree-ssa-operands.c (get_expr_operands): Likewise.
3757 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3759 (ao_ref_init_from_vn_reference): Likewise.
3760 * tree-ssa-sink.c (statement_sink_location): Likewise.
3761 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3762 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3763 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3764 EXC_PTR_EXPR, FILTER_EXPR.
3765 (is_exception_related): Remove.
3766 (compute_avail): Don't call it.
3767 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3768 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3769 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3770 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3772 (build_resx): Remove.
3773 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3774 * tree.h: Update declarations.
3775 (EH_FILTER_MUST_NOT_THROW): Remove.
3776 (struct tree_label_decl): Add eh_landing_pad_nr.
3777 (EH_LANDING_PAD_NR): New.
3778 * value-prof.c (gimple_ic): Tidy variable names. Update for
3779 landing pad numbers.
3780 (gimple_stringop_fixed_value): Tidy variable names. Assert
3781 that neither call stmt can throw.
3782 * vecprim.h (uchar): New.
3783 (VEC(uchar,heap), VEC(uchar,gc)): New.
3785 * c-common.c (c_define_builtins): Update call to
3786 build_common_builtin_nodes.
3787 * c-parser.c (c_parse_file): Don't call
3788 default_init_unwind_resume_libfunc.
3790 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3792 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3793 (mips_cprestore_address_p): Likewise.
3794 (mips_save_gp_to_cprestore_slot): Likewise.
3795 (mips_restore_gp): Rename to...
3796 (mips_restore_gp_from_cprestore_slot): ...this.
3797 (mips_must_initialize_gp_p): Declare.
3798 (mips_emit_save_slot_move): Likewise.
3799 (mips_output_load_label): Return nothing.
3800 (mips_eh_uses): Declare.
3801 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3802 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3803 (TARGET_ABSOLUTE_JUMPS): Likewise.
3804 (EH_USES): Likewise.
3805 (FIRST_PSEUDO_REGISTER): Update comment.
3806 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3807 (MIPS_CALL): ...here.
3808 (REGISTER_NAMES): Add $cprestore.
3809 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3810 Add load_label_length, has_inflexible_gp_insn_p,
3811 has_flexible_gp_insn_p, must_initialize_gp_p and
3812 must_restore_gp_when_clobbered_p.
3813 (mips_expand_call): Don't generate split instructions here.
3814 (mips_split_call): Update the call to mips_restore_gp after
3815 the above name change.
3816 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3817 (mips_find_gp_ref): New function.
3818 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3819 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3820 (mips_insn_has_flexible_gp_ref_p): Likewise.
3821 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3822 (mips_function_has_gp_insn): Delete.
3823 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3824 Use the new functions above. Only return INVALID_REGNUM
3825 for TARGET_ABSOLUTE_JUMPS.
3826 (mips_must_initialize_gp_p): New function.
3827 (mips_get_cprestore_base_and_offset): New function, extracted from...
3828 (mips_cprestore_slot): ...here. Take a bool parameter.
3829 (mips_cfun_has_cprestore_slot_p): New function.
3830 (mips_cprestore_address_p): Likewise.
3831 (mips_save_gp_to_cprestore_slot): Likewise.
3832 (mips_restore_gp): Rename to...
3833 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3834 epilogue_completed. Update the call to mips_cprestore_slot.
3835 Test cfun->machine->must_restore_gp_when_clobbered_p.
3836 (mips_direct_save_slot_move_p): New function.
3837 (mips_emit_save_slot_move): Likewise.
3838 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3839 of cfun->machine->global_pointer.
3840 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3841 (mips_save_reg): Use mips_emit_save_slot_move.
3842 (mips_expand_prologue): Set must_initialize_gp_p.
3843 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3844 for all cprestore saves. Emit a use_cprestore instruction after
3845 setting up the cprestore slot.
3846 (mips_restore_reg): Use mips_emit_save_slot_move.
3847 (mips_process_load_label): New function.
3848 (mips_load_label_length): Likewise.
3849 (mips_output_load_label): Don't return asm: output it here instead.
3850 Use mips_process_load_label.
3851 (mips_adjust_insn_length): Adjust the length of branch instructions
3852 that have length MAX_PIC_BRANCH_LENGTH.
3853 (mips_output_conditional_branch): Update the call to
3854 mips_output_load_label. Assume the branch target is OPERANDS[0]
3855 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3856 (mips_output_order_conditional_branch): Swap the meaning of
3857 OPERANDS[0] and OPERANDS[1].
3858 (mips_variable_issue): Don't count ghost instructions.
3859 (mips_expand_ghost_gp_insns): New function.
3860 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3861 (mips_output_mi_thunk): Set must_initialize_gp_p.
3862 (mips_eh_uses): New function.
3863 * config/mips/predicates.md (cprestore_save_slot_operand)
3864 (cprestore_load_slot_operand): New predicates.
3865 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3866 (UNSPEC_MOVE_GP): Likewise.
3867 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3868 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3869 (CPRESTORE_SLOT_REGNUM): New register.
3870 (MAX_PIC_BRANCH_LENGTH): New constant.
3871 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3872 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3873 branches. Fix commentary.
3874 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3875 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3876 Change type to "ghost".
3877 (loadgp_absolute_<mode>): Likewise.
3878 (loadgp_rtp_<mode>): Likewise.
3879 (copygp_mips16): Likewise.
3880 (loadgp_blockage): Remove redundant mode attribute.
3881 (potential_cprestore): New instruction.
3882 (cprestore): Turn into an unspec set.
3883 (use_cprestore): New instruction.
3884 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3885 (*branch_fp_inverted): Likewise.
3886 (*branch_order<mode>): Likewise.
3887 (*branch_order<mode>_inverted): Likewise.
3888 (*branch_equality<mode>): Likewise.
3889 (*branch_equality<mode>_inverted): Likewise.
3890 (*branch_bit<bbv><mode>): Likewise.
3891 (*branch_bit<bbv><mode>_inverted): Likewise.
3892 (*branch_equality<mode>_mips16): Remove redundant mode.
3893 (jump): Turn into a define_expand.
3894 (*jump_absolute): New instruction.
3895 (*jump_pic): Likewise.
3896 (*jump_mips16): Rename previously-unnamed pattern. Remove
3897 redundant mode attribute.
3898 (restore_gp): Split on epilogue_completed rather than
3899 reload_completed. Change type to "ghost".
3900 (move_gp<mode>): New instruction.
3901 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3902 Remove redundant mode attribute.
3903 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3904 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3905 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3907 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3910 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3911 are returned in the same register (vs34 or v2) that Altivec vector
3912 types are returned in.
3913 (rs6000_libcall_value): Ditto.
3916 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3917 instead of explicit addsi3/adddi3 calls.
3918 (rs6000_split_multireg_move): Ditto.
3919 (rs6000_emit_allocate_stack): Ditto.
3920 (rs6000_emit_prologue): Ditto.
3921 (rs6000_output_mi_thunk): Ditto.
3923 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3924 size is 64 bits if we can use 64-bit registers.
3926 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3928 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3931 From Jie Zhang <jie.zhang@analog.com>:
3932 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3933 save FP and RETS with saveall attribute.
3934 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3935 with saveall attribute.
3937 * config/bfin/bfin.c (bfin_expand_builtin,
3938 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3941 From Jie Zhang <jie.zhang@analog.com>:
3942 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3943 before use in two places.
3944 * config/bfin/bfin.md (AREG): Define mode iterator.
3945 (reload_in, reload_out): Use mode iterator AREG.
3947 2009-09-14 Richard Guenther <rguenther@suse.de>
3950 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3951 EH personality path.
3953 2009-09-13 Richard Guenther <rguenther@suse.de>
3954 Rafael Avila de Espindola <espindola@google.com>
3956 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3957 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3958 (LANG_HOOKS_INITIALIZER): Adjust.
3959 (lhd_pass_through_t): Declare.
3960 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3962 * langhooks.c (lhd_pass_through_t): New function.
3963 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3964 dwarf2out_begin_prologue): Use personality from current_function_decl.
3965 * expr.h (get_personality_function): Declare.
3966 * expr.c (get_personality_function): New function.
3967 (build_personality_function): Likewise.
3968 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3969 (eh_personality_libfunc): Remove.
3970 * optabs.c (build_libfunc_function): New function split out from ...
3971 (init_one_libfunc): ... here.
3972 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3973 (tree_function_decl): Add personality.
3974 (lhd_gcc_personality): Declare.
3975 (build_personality_function): Likewise.
3976 * tree.c (gcc_eh_personality_decl): New.
3977 (lhd_gcc_personality): New function.
3978 * except.h (lang_eh_runtime_type): Remove.
3979 (enum eh_personality_kind): New.
3980 (build_personality_function): Declare.
3981 (function_needs_eh_personality): Declare.
3982 * except.c (lang_eh_runtime_type): Remove.
3983 (function_needs_eh_personality): New function.
3984 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3985 (sjlj_emit_function_enter, output_function_exception_table):
3986 Use personality from current_function_decl.
3987 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3988 * tree-inline.c (tree_can_inline_p): Do not inline across different
3990 (expand_call_inline): Likewise. Adjust the callers EH personality.
3991 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3992 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3993 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3994 (c-parser.o): Likewise
3995 * c-tree.h (c_eh_initialized_p): Remove.
3996 (c_maybe_initialize_eh): Likewise.
3997 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3998 (finish_decl): Don't call c_maybe_initialize_eh.
3999 (c_eh_initialized_p): Remove.
4000 (c_maybe_initialize_eh): Likewise.
4001 * c-parser.c (c_parser_omp_construct): Likewise.
4002 (c_parse_file): Initialize exception handling.
4004 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4006 * config.gcc (tm_file): Remove i386/biarch32.h
4007 for i?86-w64-mingw* case.
4008 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4010 * config.host: Set for x64 mingw the option
4011 use_long_long_for_widest_fast_int to yes.
4013 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4015 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4016 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4017 (dbxout_begin_function): Likewise.
4018 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4019 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4020 set on the function.
4021 (final_end_function): Likewise.
4022 (final_scan_insn): Likewise.
4023 (rest_of_handle_final): Likewise.
4024 * varasm.c (assemble_start_function): Likewise.
4025 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4027 2009-09-12 Jason Merrill <jason@redhat.com>
4029 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4030 * opts.c (common_handle_option): constify.
4032 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4034 * doc/install.texi (avr): Remove obsolete reference site.
4036 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4038 * doc/install.texi (Binaries): Adjust AIX link.
4040 2009-09-12 Akim Demaille <demaille@gostai.com>
4042 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4043 Use an imperative sentence.
4045 2009-09-11 Richard Henderson <rth@redhat.com>
4047 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4048 structure-name and has-tree-operands arguments; update all entries.
4049 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4051 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4052 (gsstruct_code_size): New.
4053 (gss_for_code_): New.
4054 (gss_for_code): Remove.
4055 (gimple_size): Rewrite using gsstruct_code_size.
4056 (gimple_statement_structure): Move to gimple.h.
4057 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4058 (gss_for_code, gimple_statement_structure): New.
4059 (gimple_ops): Use new arrays; tidy.
4061 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4063 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4064 operand to be a PLUS expression.
4065 * config/pa/pa.c (pa_secondary_reload): Likewise.
4067 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4069 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4071 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4074 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4076 From Jie Zhang <jie.zhang@analog.com>:
4077 * doc/extend.texi (node Function Attributes): Document l2
4079 (node Blackfin Variable Attributes): Document l2 variable attributes.
4081 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4083 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4084 to match the system compiler's configuration at inflection point.
4085 Add comment to remark a remaining difference with system compiler.
4087 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4088 * configure: Regenerate.
4090 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4092 From Jie Zhang <jie.zhang@analog.com>:
4093 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4094 (bfin_handle_l2_attribute): New.
4095 (bfin_attribute_table): Add l2 attribute.
4097 2009-09-11 Michael Matz <matz@suse.de>
4100 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4101 on the local_decls list.
4103 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4107 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4109 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4110 for VALUEs, to implement the documented interface.
4111 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4112 Adjust for VALUEs and anything else, to implement the
4113 documented interface.
4115 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4117 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4118 with actual SPE/paired vector modes before using 64-bit alignment.
4119 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4121 2009-09-10 DJ Delorie <dj@redhat.com>
4123 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4126 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4127 * config/mep/mep.c (mep_legitimate_constant_p): New.
4128 * config/mep/mep-protos.h: Prototype it.
4130 2009-09-10 Richard Henderson <rth@redhat.com>
4132 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4134 2009-09-10 Jason Merrill <jason@redhat.com>
4136 * tree.c (chain_index): New fn.
4137 * tree.h: Declare it.
4139 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4141 * config/sol2-c.c (cmn_err_length_specs): Initialize
4142 scalar_identity_flag.
4144 2009-09-10 Richard Henderson <rth@redhat.com>
4146 * tree.h (struct tree_decl_common): Move align member earlier;
4147 move label_decl_uid member ...
4148 (struct tree_label_decl): ... here.
4149 (LABEL_DECL_UID): Update to match.
4151 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4154 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4155 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4157 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4158 dest_prev if the edge is complex.
4160 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4162 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4163 loop latch tests earlier.
4165 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4166 before GIMPLE_RETURN, not after its predecessor; insert
4169 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4170 gimple_seq_empty_p to test for no PHI nodes.
4171 * tree-cfg.c (split_critical_edges): Likewise.
4173 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4175 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4177 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4178 introduced by the VTA branch merge.
4180 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4182 * ira-conflicts.c: Use fputs or putc instead of fprintf
4186 * tree-switch-conversion.c: Ditto.
4188 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4190 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4191 introduced by the VTA branch merge.
4193 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4196 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4198 PR rtl-optimization/39779
4199 * expr.c (convert_modes): Return when mode == oldmode after
4200 CONST_INTs are processed.
4202 2009-09-10 Nick Clifton <nickc@redhat.com>
4204 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4205 attribute and referring decl when creating renamed symbol.
4207 2009-09-10 Richard Guenther <rguenther@suse.de>
4210 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4212 (cgraph_finalize_compilation_unit): Compute reachability
4213 before emitting thunks. Properly process aliases before
4214 possibly removing unreachable nodes.
4216 2009-09-10 Richard Guenther <rguenther@suse.de>
4219 * tree.c (struct free_lang_data_d): Add worklist member.
4220 (find_decls_types_r): Push onto the worklist instead of recursing.
4221 Handle TREE_BINFOs properly.
4222 (find_decls_types): New function wrapped around find_decls_types_r
4223 to process the worklist.
4224 (find_decls_types_in_eh_region): Use it.
4225 (find_decls_types_in_node): Likewise.
4226 (find_decls_types_in_var): Likewise.
4227 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4228 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4229 (AGGREGATE_TYPE_P): Adjust.
4231 2009-09-09 Jason Merrill <jason@redhat.com>
4233 * configure.ac: Check glibc version even if we have an in-tree
4236 2009-09-09 Anthony Green <green@moxielogic.com>
4238 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4239 the constant 0 when appropriate.
4240 * config/moxie/constraints.md: Add constraint O.
4242 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4243 to pass up to 6 32-bit argument values in registers.
4244 (moxie_function_arg): Ditto.
4245 (moxie_arg_partial_bytes): Ditto.
4246 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4247 (REG_PARM_STACK_SPACE): Ditto.
4248 (FUNCTION_ARG_REGNO_P): Ditto.
4250 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4251 instruction to allocate stack space.
4253 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4255 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4256 unnecessarily stringent constraints. Fix address
4257 calculation in the splitters.
4259 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4261 PR rtl-optimization/39779
4262 * expr.c (convert_modes): Return when mode == oldmode after
4263 CONST_INTs are processed.
4265 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4268 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4269 (ix86_expand_prologue): Take frame.padding0 into logic of
4271 (ix86_expand_epilogue): Likewise.
4273 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4275 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4277 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4278 * config/t-slibgcc-libgcc: New file.
4279 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4281 2009-09-09 Martin Jambor <mjambor@suse.cz>
4283 PR tree-optimization/41089
4284 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4287 2009-09-09 Richard Henderson <rth@redhat.com>
4289 * gimple.h (CASE_GIMPLE_OMP): New.
4290 (is_gimple_omp): Use it.
4291 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4292 (verify_gimple_debug): Likewise.
4294 2009-09-09 Richard Guenther <rguenther@suse.de>
4296 PR tree-optimization/41101
4297 * tree-ssa-pre.c (maximal_set): Remove.
4298 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4299 Defer all blocks we didn't visit at least one successor.
4300 (add_to_exp_gen): Do not add to the maximal set.
4301 (make_values_for_phi): Likewise.
4302 (compute_avail): Likewise.
4303 (init_pre): Do not allocate the maximal set.
4304 (execute_pre): Do not dump it.
4306 2009-09-09 Martin Jambor <mjambor@suse.cz>
4308 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4309 an SSA_NAME rather than a is_gimple_variable.
4311 2009-09-09 Richard Guenther <rguenther@suse.de>
4314 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4315 code dealing with plain pointer bases.
4316 (maybe_fold_offset_to_reference): Likewise.
4317 (maybe_fold_stmt_addition): Adjust.
4319 2009-09-09 Richard Guenther <rguenther@suse.de>
4321 * tree.c (free_lang_data_in_type): Do not free the type variant
4323 (free_lang_data): Merge char_type_node with its properly signed
4325 (pass_ipa_free): Collect after freeing language specific data.
4327 2009-09-09 Michael Matz <matz@suse.de>
4330 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4331 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4332 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4335 2009-09-08 DJ Delorie <dj@redhat.com>
4337 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4339 2009-09-04 Jason Merrill <jason@redhat.com>
4341 * tree.c (tree_find_value): Remove.
4342 * tree.h: Remove prototype.
4343 * varasm.c (assemble_external): Use value_member instead.
4345 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4347 * toplev.c (process_options): Choose default debugging type when
4348 gtoggle enables debug info and type is unset.
4350 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4354 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4357 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4359 * configure: Rebuilt with modified libtool.m4.
4361 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4366 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4368 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4370 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4371 (remove_statement): Likewise.
4372 (rewrite_use_nonlinear_expr): Adjust.
4373 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4374 * tree-ssa.c (release_defs_bitset): ... this. New.
4375 * tree-flow.h (release_defs_bitset): Declare.
4377 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4380 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4381 in the middle block.
4383 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4385 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4386 via intptr_t to long type.
4387 (insert_operand_rank): Cast long type via intptr_t to
4389 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4391 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4392 from pointer to unsigned via uintptr_t.
4394 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4395 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4397 * configure: Regenerated.
4398 * config.in: Regenerated
4399 * system.h (stdint.h): Add include.
4400 (inttypes.h): Likewise.
4401 * Makefile.in (aclocal): Add config/stdint.m4.
4402 * aclocal.m4: Regenerated.
4404 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4406 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4408 (note_np_check_stores): New function.
4409 (harmless_null_pointer_p): New function.
4410 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4411 changed. Take into account whether we're in the shadow of a condjump
4412 that tested NP_REG for NULL.
4413 Lose all code that tested for SEQUENCEs.
4414 (workaround_speculation): Avoid inserting NOPs for loads that are
4415 either always executed or a NULL pointer.
4417 2009-09-08 Jan Hubicka <jh@suse.cz>
4419 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4420 * params.def (early-inlining-insns): Likewise.
4422 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4424 PR rtl-optimization/41239
4425 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4426 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4428 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4429 across calls, as the calls might not always return normally.
4430 (call_may_noreturn_p): New function.
4431 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4432 (init_deps): Initialize it.
4433 (remove_from_deps): Also remove calls from
4434 last_function_call_may_noreturn list.
4436 2009-09-07 Richard Henderson <rth@redhat.com>
4438 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4439 more VR->OPERANDS than LHS operands. Free LHS before returning.
4441 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4443 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4444 (attr "addrtype"): New member "spreg".
4445 Use it if mem_spfp_address_operand is true for the address.
4446 (attr "type"): New entry "stall".
4447 (cpu_unit "load"): New.
4448 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4450 (insn_reservation "loadsp"): New.
4451 (insn_reservation "load_stall1"): New.
4452 (insn_reservation "load_stall3"): New.
4454 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4455 (mem_p_address_operand): Exclude stack and frame pointer based
4457 (mem_spfp_address_operand): New; match them here.
4458 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4459 (bfin_reorg): Call it if scheduling insns.
4460 (bfin_gen_bundles): Remove dummy insns created by
4461 add_sched_insns_for_speculation.
4463 From Jie Zhang <jie.zhang@analog.com>:
4464 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4465 bfin_si_revision, bfin_workarounds): Move these ...
4466 * config/bfin/bfin.h: ... here.
4468 From Mike Frysinger <michael.frysinger@analog.com>
4469 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4470 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4471 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4472 bf547m, bf548m, and bf549m.
4473 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4474 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4475 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4476 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4477 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4478 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4479 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4480 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4481 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4482 bf542m, bf544m, bf547m, bf548m, and bf549m.
4484 From Jie Zhang <jie.zhang@analog.com>:
4485 * config/bfin/predicates.md (p_register_operand): New predicate.
4486 (dp_register_operand): New predicate.
4487 * config/bfin/bfin-protos.h (WA_05000074): Define.
4488 (ENABLE_WA_05000074): Define.
4489 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4490 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4491 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4492 (define_attr addrtype): Allow load/store register to be P register.
4493 (define_attr storereg): New.
4494 (define_cpu_unit anomaly_05000074): New.
4495 (define_insn_reservation dsp32shiftimm): New.
4496 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4497 (define_insn_reservation loadp): Cannot use slot2.
4498 (define_insn_reservation loadsp): Cannot use slot2.
4499 (define_insn_reservation storep): Cannot use slot2. Does not
4500 apply when working around 05000074.
4501 (define_insn_reservation storep_anomaly_05000074): New.
4502 (define_insn_reservation storei): Does not apply when working
4504 (define_insn_reservation storei_anomaly_05000074): New.
4505 (define_attr length): Add dsp32shiftimm case.
4506 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4507 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4508 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4509 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4510 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4512 2009-09-07 Martin Jambor <mjambor@suse.cz>
4515 * tree-sra.c (create_artificial_child_access): Return NULL if
4516 build_ref_for_offset fails.
4517 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4518 and create_artificial_child_access to fail.
4520 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4523 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4524 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4525 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4527 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4529 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4530 block, ensure it has an exit edge. Emit a barrier after a jump.
4532 2009-09-07 Nick Clifton <nickc@redhat.com>
4534 * gcc.c (this_is_linker_script): New variable. Like
4535 this_is_library_file but for the %T constructor.
4536 (end_going_arg): If this_is_linker_script is set then locate the
4537 script and insert a --script switch before it
4538 (do_spec_2): Initialise this_is_linker_script.
4539 (do_spec_1): Likewise. Handle %T construct.
4540 (eval_spec_function): Preserve this_is_linker_script.
4541 * doc/invoke.texi: Document %T construct in spec files.
4542 * config/m32c/m32c.h (LIB_SPEC): Use it.
4544 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4546 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4547 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4548 when volatile flag is set.
4549 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4551 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4554 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4555 (combine_stack_adjustments_for_block): Allow insns between stack
4556 adjustments and stores with corresponding pre-(dec|inc)rement or
4557 pre-modify operation.
4559 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4562 * combine-stack-adj.c (struct csa_memlist): Rename to...
4563 (struct csa_reflist): ... this. Rename mem field to ref.
4564 (free_csa_memlist): Rename to...
4565 (free_csa_reflist): ... this.
4566 (record_one_stack_memref): Rename to...
4567 (record_one_stack_ref): ... this. Handle also REG_P.
4568 (try_apply_stack_adjustment): Handle also REG_P.
4569 (struct record_stack_memrefs_data): Rename to...
4570 (struct record_stack_refs_data): ... this. Rename memlist field to
4572 (record_stack_memrefs): Rename to...
4573 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4574 subexpressions instead of failing when a MEM contains SP references.
4575 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4576 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4578 2009-09-06 Richard Guenther <rguenther@suse.de>
4581 * tree.c (build_array_type): Do not record types marked
4582 with structural equality in the canonical type hashtable.
4584 2009-09-06 Richard Guenther <rguenther@suse.de>
4587 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4589 2009-09-05 Richard Guenther <rguenther@suse.de>
4592 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4594 2009-09-05 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4599 2009-09-05 Richard Guenther <rguenther@suse.de>
4602 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4603 before comparing function argument types.
4605 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4608 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4611 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4614 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4616 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4617 locators before emit_insn is called.
4619 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4622 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4623 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4624 (reginfo_init): Don't call allocate_reg_info.
4626 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4629 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4630 NONDEBUG_INSN_P instead of INSN_P.
4632 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4635 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4637 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4640 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4641 pattern of the split.
4643 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4645 * toplev.c (process_options): Move setter of flag_var_tracking
4646 before other tests that depend on it. Move down setter of
4647 flag_rename_registers. Don't enable var-tracking-assignments
4648 by default if selective scheduling is enabled. Warn if both
4651 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4653 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4654 comment. Use switch statement to catch overlaps between rtx
4655 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4656 (IS_DECL_CODE): ... here. Remove.
4657 (check_value_is_not_decl): Remove.
4658 (dv_from_decl, dv_from_value): Check after conversion.
4660 2009-09-04 Richard Guenther <rguenther@suse.de>
4663 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4664 after emitting tunks. Move emitting thunks and ctors from ...
4665 (cgraph_optimize): ... here. Remove redundant
4666 cgraph_analyze_functions.
4667 * varasm.c (find_decl_and_mark_needed): Remove no longer
4669 (finish_aliases_1): Adjust check for thunk aliases.
4671 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4673 * config/arm/arm.md (ctzsi2): Added braces
4674 to avoid warning that broke booststrap.
4676 2009-09-04 Martin Jambor <mjambor@suse.cz>
4678 PR tree-optimization/41112
4679 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4680 handle variable-bounded arrays.
4681 (expr_with_var_bounded_array_refs_p): New function.
4682 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4684 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4686 * config/s390/2097.md: Removed two incorrect bypasses.
4687 (z10_fsimpdf): Fixed latency.
4688 (z10_fhex): New insn_reservation.
4689 (z10_floaddf): Fixed latency.
4690 (z10_floadsf): Fixed latency.
4691 (z10_ftrunctf): Fixed latency.
4692 (z10_ftruncdf): Fixed latency.
4693 * config/s390/s390.c (z10_cost): Fixed values.
4694 (s390_adjust_priority): Added z10 path.
4695 * config/s390/s390.md (type): Added fhex.
4696 (*mov<mode>_64dfp): Updated type attribute.
4697 (*mov<mode>_64): Updated type attribute.
4698 (*mov<mode>_31): Updated type attribute.
4699 (*mov<mode>"): Likewise.
4700 * config/s390/2084.md (x_fsimpdf): Updated condition.
4702 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4704 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4705 RTXs in the predicate for operand 1.
4707 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4709 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4710 (rbitsi2): New insn.
4711 (ctzsi2): New expand.
4712 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4714 2009-09-03 Martin Jambor <mjambor@suse.cz>
4716 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4717 (create_artificial_child_access): Use build_ref_for_offset instead
4718 of duplicate_expr_for_different_base.
4719 (propagate_subacesses_accross_link): Likewise.
4721 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4723 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4725 (mips16e_collect_argument_saves): Skip debug instructions.
4726 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4727 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4728 (r10k_insert_cache_barriers): Likewise.
4729 (mips_reorg_process_insns): Likewise.
4731 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4734 * ira.c (update_equiv_reg): Remove check on class likely spill.
4736 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4739 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4740 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4744 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4745 the stack slot if it is passed by invisible reference.
4746 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4747 by invisible reference.
4749 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4751 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4752 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4753 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4755 * config/bfin/sync.md: New file.
4756 * config/bfin/bfin.md: Include it.
4757 (UNSPEC_ATOMIC): New.
4758 (UNSPEC_ONES): Provide a unique number.
4760 From Jie Zhang <jie.zhang@analog.com>:
4761 * config/bfin/bfin.c (ret_regs): New.
4762 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4763 (must_save_rets_p): New.
4764 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4765 current_function_is_leaf.
4766 (do_link): Likewise.
4767 (do_unlink): Likewise.
4768 (expand_interrupt_handler_prologue): Use ret_regs array.
4769 (expand_interrupt_handler_epilogue): Use ret_regs array and
4770 pass return register to gen_return_internal.
4771 (bfin_expand_epilogue): Pass return register to
4772 gen_return_internal.
4773 (bfin_expand_call): Explicitly clobber RETS.
4774 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4775 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4776 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4777 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4779 (return_internal): Take a reg rtx rather than the register number.
4781 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4783 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4784 when comparing against estimated_loop_iterations_int return.
4786 2009-09-03 Richard Guenther <rguenther@suse.de>
4788 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4789 eh_personality_libfunc.
4791 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4793 * tree-parloops.c (separate_decls_in_region): Add space.
4795 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4797 * tree-parloops.c (separate_decls_in_region): Change the condition
4798 checking if there are reductions in the loop.
4800 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4802 PR tree-optimization/38275
4803 * tree-parloops.c (parallelize_loops): Replace profitability condition
4804 for expected number of iterations.
4806 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4808 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4809 (bootstrap-debug): Explain conditions in which it becomes default.
4810 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4813 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4815 * doc/invoke.texi (Optimize Options): Move
4816 -finline-small-functions to the -O2 list.
4818 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4820 * toplev.c (process_options): Enable var-tracking-assignments
4821 by default if var-tracking is enabled.
4823 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4825 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4827 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4828 * rtl.h (prev_nonnote_insn_bb): Declare it.
4830 2009-09-03 Diego Novillo <dnovillo@google.com>
4832 * cgraph.c (cgraph_node_for_decl): New.
4833 * cgraph.h (cgraph_node_for_decl): Declare.
4834 * tree.c (host_integerp): Return 0 if T is NULL.
4836 2009-09-03 Diego Novillo <dnovillo@google.com>
4838 * tree.h (struct alias_pair): Move from varasm.c.
4839 (alias_pairs): Likewise.
4840 (TYPE_MAXVAL): Define.
4841 (TYPE_MINVAL): Define.
4842 (iterative_hash_host_wide_int): Declare.
4843 (remove_unreachable_alias_pairs): Declare.
4844 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4845 * diagnostic.c (default_diagnostic_starter): Make extern.
4846 (default_diagnostic_finalizer): Make extern.
4847 * diagnostic.h (default_diagnostic_starter): Declare.
4848 (default_diagnostic_finalizer): Declare.
4849 (default_tree_printer): Declare.
4850 * toplev.c (default_tree_printer): Make extern.
4852 2009-09-03 Richard Guenther <rguenther@suse.de>
4853 Diego Novillo <dnovillo@google.com>
4855 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4856 * cgraphunit.c (cgraph_expand_function): Do not emit
4857 associated thunks from here.
4858 (cgraph_emit_thunks): New.
4859 (cgraph_optimize): Call it.
4860 Return if any IPA pass finds an error.
4861 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4864 2009-09-03 Simon Baldwin <simonb@google.com>
4865 Rafael Espindola <espindola@google.com>
4866 Richard Guenther <rguenther@suse.de>
4867 Doug Kwan <dougkwan@google.com>
4868 Diego Novillo <dnovillo@google.com>
4870 * tree.c: Include tree-pass.h, langhooks-def.h,
4871 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4872 (free_lang_data_in_type): New.
4873 (need_assembler_name_p): New.
4874 (free_lang_data_in_block): New.
4875 (free_lang_data_in_decl): New.
4876 (struct free_lang_data_d): New.
4877 (add_tree_to_fld_list): New.
4878 (find_decls_types_r): New.
4879 (get_eh_types_for_runtime): New.
4880 (find_decls_types_in_eh_region): New.
4881 (find_decls_types_in_node): New.
4882 (find_decls_types_in_var): New.
4883 (free_lang_data_in_cgraph): New.
4884 (free_lang_data): New.
4885 (gate_free_lang_data): New.
4886 (pass_ipa_free_lang_data): New.
4888 2009-09-03 Diego Novillo <dnovillo@google.com>
4890 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4891 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4892 (lang_hooks): Remove const qualifier.
4893 * ipa.c (cgraph_remove_unreachable_nodes): Call
4894 remove_unreachable_alias_pairs.
4895 * except.c (add_type_for_runtime): Check if TYPE has
4896 already been converted.
4897 (lookup_type_for_runtime): Likewise.
4898 (check_handled): Handle converted types.
4899 * varasm.c (remove_unreachable_alias_pairs): New.
4900 * gimple.c: Include demangle.h.
4901 (gimple_decl_printable_name): New.
4902 (gimple_fold_obj_type_ref): New.
4903 * gimple.h (gimple_decl_printable_name): Declare.
4904 (gimple_fold_obj_type_ref): Declare.
4905 * passes.c (init_optimization_passes): Add pass
4906 pass_ipa_free_lang_data.
4907 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4908 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4910 2009-09-03 Diego Novillo <dnovillo@google.com>
4912 * c-lang.c (lang_hooks): Remove const qualifier.
4914 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4916 * doc/install.texi (*-*-freebsd*): Update target information.
4918 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4920 * hard-reg-set.h (call_fixed_regs): Remove.
4921 * reginfo.c (call_fixed_regs): Remove.
4922 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4923 (globalize_reg): Don't use call_fixed_regs.
4924 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4927 2009-09-01 Michael Matz <matz@suse.de>
4929 * expr.h (emit_storent_insn, expand_expr_real_1,
4930 expand_expr_real_2): Declare.
4931 * expr.c (emit_storent_insn, expand_expr_real_1,
4932 expand_expr_real_2): Export.
4933 (store_expr): Setting and evaluating dont_return_target is useless.
4934 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4935 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4936 * except.c (expand_resx_expr): Rename to ...
4937 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4938 * except.h (expand_resx_stmt): Declare.
4939 * stmt.c: Add include gimple.h
4940 (expand_asm_expr): Rename to ...
4941 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4942 (expand_case): Rewrite to take gimple statement.
4943 * tree.h (expand_asm_stmt): Declare.
4944 (expand_case): Change prototype.
4945 * Makefile.in (stmt.o): Depend on gimple.h.
4946 * builtins.c (expand_builtin_synchronize): Build gimple asm
4947 statement, not an ASM_EXPR.
4948 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4949 gimple_to_tree, release_stmt_tree): Remove.
4950 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4951 ggc_free, but hold comparison code and operands separately.
4952 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4953 (expand_call_stmt, expand_gimple_stmt_1,
4954 expand_gimple_stmt): New helpers.
4955 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4956 release_stmt_tree. Call expand_gimple_stmt instead.
4957 (expand_gimple_basic_block): Ditto.
4959 * calls.c (emit_call_1): Don't look at EH regions here, make
4960 fntree parameter useless.
4961 (expand_call): New local rettype for TREE_TYPE(exp), use it
4962 throughout. Remove local p, use addr instead.
4963 Don't look at EH regions here.
4965 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4967 * doc/invoke.texi (-fsched-pressure): Document it.
4968 (-fsched-reg-pressure-heuristic): Remove it.
4970 * reload.c (ira.h): Include.
4971 (find_reloads): Add choosing reload on number of small spilled
4974 * haifa-sched.c (ira.h): Include.
4975 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4976 saved_reg_pressure, curr_reg_live, saved_reg_live,
4977 region_ref_regs): New variables.
4978 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4979 initiate_reg_pressure_info, setup_ref_regs,
4980 initiate_bb_reg_pressure_info, save_reg_pressure,
4981 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4983 (setup_insn_reg_pressure_info): New function.
4984 (rank_for_schedule): Add pressure checking and insn issue time.
4985 Remove comparison of insn reg weights.
4986 (ready_sort): Set insn reg pressure info.
4987 (update_register_pressure, setup_insn_max_reg_pressure,
4988 update_reg_and_insn_max_reg_pressure,
4989 sched_setup_bb_reg_pressure_info): New functions.
4990 (schedule_insn): Add code for printing and updating reg pressure info.
4991 (find_set_reg_weight, find_insn_reg_weight): Remove.
4992 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4993 (debug_ready_list): Print reg pressure info.
4994 (schedule_block): Ditto. Check insn issue time.
4995 (sched_init): Set up sched_pressure_p. Allocate and set up some
4996 reg pressure related info.
4997 (sched_finish): Free some reg pressure related info.
4998 (fix_tick_ready): Make insn always ready if pressure_p.
4999 (init_h_i_d): Don't call find_insn_reg_weight.
5000 (haifa_finish_h_i_d): Free insn reg pressure info.
5002 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5003 ira_memory_move_cost, ira_class_hard_regs,
5004 ira_class_hard_regs_num, ira_no_alloc_regs,
5005 ira_available_class_regs, ira_reg_class_cover_size,
5006 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5008 * ira-lives.c (single_reg_class): Check mode to find how many
5009 registers are necessary for operand.
5010 (ira_implicitly_set_insn_hard_regs): New.
5012 * common.opt (fsched-pressure): New options.
5013 (fsched-reg-pressure-heuristic): Remove.
5015 * ira.c (setup_eliminable_regset): Rename to
5016 ira_setup_eliminable_regset. Make it external.
5017 (expand_reg_info): Pass cover class to setup_reg_classes.
5018 (ira): Call resize_reg_info instead of allocate_reg_info.
5020 * sched-deps.c: Include ira.h.
5021 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5022 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5023 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5024 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5025 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5026 mark_insn_reg_store, mark_insn_reg_clobber,
5027 setup_insn_reg_pressure_info): New.
5028 (sched_analyze_1): Update implicit_reg_pending_uses.
5029 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5030 Use them to create dependencies. Set insn reg uses and pressure
5031 info. Process reg_pending_uses in one place.
5032 (free_deps): Free implicit sets.
5033 (remove_from_deps): Remove implicit sets if necessary. Check
5034 implicit sets when clearing reg_last_in_use.
5035 (init_deps_global): Clear implicit_reg_pending_clobbers and
5036 implicit_reg_pending_uses.
5038 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5039 ira_memory_move_cost, ira_class_hard_regs,
5040 ira_class_hard_regs_num, ira_no_alloc_regs,
5041 ira_available_class_regs, ira_reg_class_cover_size,
5042 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5043 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5044 ira_implicitly_set_insn_hard_regs): New prototypes.
5046 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5047 cost_elements_num): New variables.
5048 (allocno_costs, total_costs): Rename to costs and
5049 total_allocno_costs.
5050 (COSTS_OF_ALLOCNO): Rename to COSTS.
5051 (allocno_pref): Rename to pref.
5052 (allocno_pref_buffer): Rename to pref_buffer.
5053 (common_classes): Rename to regno_cover_class.
5055 (record_reg_classes): Set allocno attributes only if allocno_p.
5056 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5057 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5058 and COSTS_OF_ALLOCNO.
5059 (print_costs): Rename to print_allocno_costs.
5060 (print_pseudo_costs): New.
5061 (process_bb_node_for_costs): Split into 2 functions with new
5062 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5063 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5064 new parameter dump_file. Use cost_elements_num instead of
5065 ira_allocnos_num. Make one iteration if preferred classes were
5066 already calculated for scheduler. Make 2 versions of code
5067 depending on allocno_p.
5068 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5069 regno_cover_class and COSTS instead of common_classes and
5071 (init_costs, finish_costs): New.
5072 (ira_costs): Set up allocno_p and cost_elements_num. Call
5073 init_costs and finish_costs.
5074 (ira_set_pseudo_classes): New.
5076 * rtl.h (allocate_reg_info): Remove.
5077 (resize_reg_info): Change return type.
5078 (reg_cover_class): New.
5079 (setup_reg_classes): Add new parameter.
5081 * sched-int.h (struct deps_reg): New member implicit_sets.
5082 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5083 (INCREASE_BITS): New macro.
5084 (struct reg_pressure_data, struct reg_use_data): New.
5085 (struct _haifa_insn_data): Remove reg_weight. Add members
5086 reg_pressure, reg_use_list, reg_set_list, and
5087 reg_pressure_excess_cost_change.
5088 (struct deps): New member implicit_sets.
5089 (pressure_p): New variable.
5090 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5091 (struct reg_pressure_data, struct reg_use_data): New.
5092 (INSN_REG_WEIGHT): Remove.
5093 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5094 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5095 (sched_init_region_reg_pressure_info,
5096 sched_setup_bb_reg_pressure_info): New prototypes.
5098 * reginfo.c (struct reg_pref): New member coverclass.
5099 (reg_cover_class): New function.
5100 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5101 (reg_info_size): New variable.
5102 (allocate_reg_info): Make static. Setup reg_info_size.
5103 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5104 (setup_reg_classes): Add a new parameter. Setup cover class too.
5106 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5109 * sched-rgn.c (deps_join): Set up implicit_sets.
5110 (schedule_region): Set up region and basic blocks pressure
5113 * passes.c (init_optimization_passes): Move
5114 pass_subregs_of_mode_init before pass_sched.
5116 2009-09-02 Martin Jambor <mjambor@suse.cz>
5118 * tree-sra.c (struct access): New field grp_hint.
5119 (dump_access): Dump grp_hint.
5120 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5122 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5123 those which have been specifically read and somehow written to.
5124 (propagate_subacesses_accross_link): Set grp_hint of right child and
5125 also possibly of the left child.
5127 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5129 * tree-object-size.c (addr_object_size): Always use object_size_type
5130 0 or 2 when determining the pointer pointed object size.
5132 2009-09-02 Richard Guenther <rguenther@suse.de>
5135 2009-08-31 Richard Guenther <rguenther@suse.de>
5137 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5138 to query if the memory regions for memmove overlap.
5139 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5140 asserts on pointers, instead deal with odd trees.
5141 (ptr_derefs_may_alias_p): Likewise.
5142 (refs_may_alias_p_1): Constructor bases also never alias.
5144 2009-08-01 Christian Bruel <christian.bruel@st.com>
5147 2009-07-31 Christian Bruel <christian.bruel@st.com>
5148 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5150 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5152 * doc/invoke.texi (-fvar-tracking-assignments): New.
5153 (-fvar-tracking-assignments-toggle): New.
5154 (-fdump-final-insns=file): Mark filename as optional.
5155 (--param min-nondebug-insn-uid): New.
5156 (-gdwarf-@{version}): Mention version 4.
5157 * opts.c (common_handle_option): Accept it.
5158 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5159 * regrename.c (regrename_optimize): Drop last. Don't count debug
5160 insns as uses. Don't reject change because of debug insn.
5161 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5162 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5163 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5164 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5165 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5166 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5167 * doc/gimple.texi (is_gimple_debug): New.
5168 (gimple_debug_bind_p): New.
5169 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5170 * doc/install.texi (bootstrap-debug): More details.
5171 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5172 (bootstrap-debug-lib): More details.
5173 (bootstrap-debug-ckovw): Update.
5174 (bootstrap-time): New.
5175 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5176 (insert_phi_nodes_for): Insert debug stmts.
5177 (rewrite_stmt): Take iterator. Insert debug stmts.
5178 (rewrite_enter_block): Adjust.
5179 (maybe_replace_use_in_debug_stmt): New.
5180 (rewrite_update_stmt): Use it.
5181 (mark_use_interesting): Return early for debug stmts.
5182 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5183 stmts before replacing stmt.
5184 (move_computations_stmt): Likewise.
5185 * ira-conflicts.c (add_copies): Skip debug insns.
5186 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5187 (regstat_bb_compute_ri): Skip debug insns.
5188 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5189 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5190 check_loop_closed_ssa_stmt): Skip debug stmts.
5191 * tree-tailcall.c (find_tail_calls): Likewise.
5192 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5193 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5194 (build_var_debug_value_stat): Declare.
5195 (build_var_debug_value): Define.
5196 (target_for_debug_bind): Declare.
5197 * reload.c (find_equiv_reg): Skip debug insns.
5198 * rtlanal.c (reg_used_between_p): Skip debug insns.
5199 (side_effects_p): Likewise.
5200 (canonicalize_condition): Likewise.
5201 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5202 insns never depend on debug insns.
5203 (create_ddg_dep_no_link): Likewise.
5204 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5205 Don't add inter-loop dependencies for debug insns.
5206 (build_intra_loop_deps): Likewise.
5207 (create_ddg): Count debug insns.
5208 * ddg.h (struct ddg::num_debug): New.
5209 (num_backargs): Pair up with previous int field.
5210 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5211 -fcompare-debug-second.
5212 * final.c (get_attr_length_1): Skip debug insns.
5213 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5214 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5215 (driver_self_specs): Map -fdump-final-insns to
5216 -fdump-final-insns=..
5217 (get_local_tick): New.
5218 (compare_debug_dump_opt_spec_function): Test for . argument and
5219 compute output name. Compute temp output spec without flag name.
5220 Compute -frandom-seed.
5221 (OPT): Undef after use.
5222 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5223 (average_num_loop_insns): Likewise.
5224 * params.h (MIN_NONDEBUG_INSN_UID): New.
5225 * gimple.def (GIMPLE_DEBUG): New.
5226 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5227 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5228 (merge_in_block): Fix whitespace.
5229 * toplev.c (flag_var_tracking): Update comment.
5230 (flag_var_tracking_assignments): New.
5231 (flag_var_tracking_assignments_toggle): New.
5232 (process_options): Don't open final insns dump file if we're not
5233 going to write to it. Compute defaults for var_tracking.
5234 * df-scan.c (df_insn_rescan_debug_internal): New.
5235 (df_uses_record): Handle debug insns.
5236 * haifa-sched.c (ready): Initialize n_debug.
5237 (contributes_to_priority): Skip debug insns.
5238 (dep_list_size): New.
5240 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5241 they're ready. Disregard previous debug insns to make decisions.
5242 (queue_insn): Never queue debug insns.
5243 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5244 (schedule_insn): Don't reject debug insns because of issue rate.
5245 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5246 (queue_to_ready): Skip and discount debug insns.
5247 (choose_ready): Let debug insns through.
5248 (schedule_block): Check boundary debug insns. Discount debug
5249 insns, schedule them early. Adjust whitespace.
5250 (set_priorities): Check for boundary debug insns.
5251 (add_jump_dependencies): Use dep_list_size.
5252 (prev_non_location_insn): New.
5253 (check_cfg): Use it.
5254 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5256 (remove_unused_ivs): Reset debug stmts.
5257 * modulo-sched.c (const_iteration_count): Skip debug insns.
5258 (res_MII): Discount debug insns.
5259 (loop_single_full_bb_p): Skip debug insns.
5260 (sms_schedule): Likewise.
5261 (sms_schedule_by_order): Likewise.
5262 (ps_has_conflicts): Likewise.
5263 * caller-save.c (refmarker_fn): New.
5264 (save_call_clobbered_regs): Replace regs with saved mem in
5266 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5267 Call refmarker_fn mark for hardregnos.
5268 (mark_reg_as_referenced): New.
5269 (replace_reg_with_saved_mem): New.
5270 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5271 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5273 (cse_extended_basic_block): Skip debug insns.
5274 (count_reg_usage): Likewise.
5275 (is_dead_reg): New, split out of...
5276 (set_live_p): ... here.
5277 (insn_live_p): Use it for debug insns.
5278 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5279 (execute_optimize_stdarg): Likewise.
5280 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5281 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5282 changes in debug stmts as changes.
5283 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5284 (moveup_expr): Don't move across debug insns. Don't move
5285 debug insn if it would create a bookkeeping block.
5286 (moveup_expr_cached): Don't use cache for debug insns that
5287 are heads of blocks.
5288 (compute_av_set_inside_bb): Skip debug insns.
5289 (sel_rank_for_schedule): Schedule debug insns first. Remove
5291 (block_valid_for_bookkeeping_p); Support lax searches.
5292 (create_block_for_bookkeeping): Adjust block numbers when
5293 encountering debug-only blocks.
5294 (find_place_for_bookkeeping): Deal with debug-only blocks.
5295 (generate_bookkeeping_insn): Accept no place to insert.
5296 (remove_temp_moveop_nops): New argument full_tidying.
5297 (prepare_place_to_insert): Deal with debug insns.
5298 (advance_state_on_fence): Debug insns don't start cycles.
5299 (update_boundaries): Take fence as argument. Deal with
5301 (schedule_expr_on_boundary): No full_tidying on debug insns.
5302 (fill_insns): Deal with debug insns.
5303 (track_scheduled_insns_and_blocks): Don't count debug insns.
5304 (need_nop_to_preserve_insn_bb): New, split out of...
5305 (remove_insn_from_stream): ... this.
5306 (fur_orig_expr_not_found): Skip debug insns.
5307 * rtl.def (VALUE): Move up.
5309 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5310 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5311 Set it if debug stmts are found.
5312 (statement_sink_location): Skip debug stmts. Propagate
5313 moving defs into debug stmts.
5314 * ifcvt.c (first_active_insn): Skip debug insns.
5315 (last_active_insns): Likewise.
5316 (cond_exec_process_insns): Likewise.
5317 (noce_process_if_block): Likewise.
5318 (check_cond_move_block): Likewise.
5319 (cond_move_convert_if_block): Likewise.
5320 (block_jumps_and_fallthru_p): Likewise.
5321 (dead_or_predicable): Likewise.
5322 * dwarf2out.c (debug_str_hash_forced): New.
5323 (find_AT_string): Add comment.
5324 (gen_label_for_indirect_string): New.
5325 (get_debug_string_label): New.
5326 (AT_string_form): Use it.
5327 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5328 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5329 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5330 several operations that cannot be represented with DWARF opcodes.
5331 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5332 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5333 (dwarf2out_var_location): Take during-call mark into account.
5334 (output_indirect_string): Update comment. Output if there are
5335 label and references.
5336 (prune_indirect_string): New.
5337 (prune_unused_types): Call it if debug_str_hash_forced.
5338 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5339 (dw_long_long_const): Remove.
5340 (struct dw_val_struct): Change val_long_long type to rtx.
5341 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5342 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5343 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5344 component instead of HOST_BITS_PER_LONG.
5345 (output_loc_operands): Likewise. For const8* assert
5346 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5347 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5348 rather than HOST_BITS_PER_LONG is >= 64.
5349 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5351 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5352 HOST_BITS_PER_LONG for dw_val_class_long_long.
5353 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5354 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5355 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5357 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5358 Handle DW_OP_implicit_value.
5359 (extract_int): Move prototype earlier.
5360 (mem_loc_descriptor): For SUBREG punt if inner
5361 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5362 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5363 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5364 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5365 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5366 instead of Pmode size.
5367 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5368 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5369 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5370 (concat_loc_descriptor, concatn_loc_descriptor,
5371 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5372 (add_location_or_const_value_attribute): Likewise. For single
5373 location loc_lists attempt to use add_const_value_attribute
5374 for constant decls. Add DW_AT_const_value even if
5375 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5377 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5378 (control_flow_insn_p): Likewise.
5379 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5380 (separate_decls_in_region_debug_bind): New.
5381 (separate_decls_in_region): Process debug bind stmts afterwards.
5382 * recog.c (verify_changes): Handle debug insns.
5383 (extract_insn): Likewise.
5384 (peephole2_optimize): Skip debug insns.
5385 * dse.c (scan_insn): Skip debug insns.
5386 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5388 (setup_id_for_insn): Handle debug insns.
5389 (maybe_tidy_empty_bb): Adjust whitespace.
5390 (tidy_control_flow): Skip debug insns.
5391 (sel_remove_insn): Adjust for debug insns.
5392 (sel_estimate_number_of_insns): Skip debug insns.
5393 (create_insn_rtx_from_pattern): Handle debug insns.
5394 (create_copy_of_insn_rtx): Likewise.
5395 * sel-sched-.h (sel_bb_end): Declare.
5396 (sel_bb_empty_or_nop_p): New.
5397 (get_all_loop_exits): Use it.
5398 (_eligible_successor_edge_p): Likewise.
5399 (return_nop_to_pool): Adjust.
5400 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5401 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5402 * gimple-pretty-print.c (dump_gimple_debug): New.
5403 (dump_gimple_stmt): Use it.
5404 (dump_bb_header): Skip gimple debug stmts.
5405 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5406 (fixup_match_2): Likewise.
5407 (regmove_backward_pass): Likewise. Simplify combined
5408 replacement. Handle debug insns.
5409 * function.c (instantiate_virtual_regs): Handle debug insns.
5410 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5411 * print-rtl.h: Include cselib.h.
5412 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5413 * df.h (df_inns_rescan_debug_internal): Declare.
5414 * gcse.c (alloc_hash_table): Estimate n_insns.
5415 (cprop_insn): Don't regard debug insns as changes.
5416 (bypass_conditional_jumps): Skip debug insns.
5417 (one_pre_gcse_pass): Adjust.
5418 (one_code_hoisting_pass): Likewise.
5419 (compute_ld_motion_mems): Skip debug insns.
5420 (one_cprop_pass): Adjust.
5421 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5422 (if_convertible_stmt_p): Handle debug stmts.
5423 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5424 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5425 * ira-build.c (create_bb_allocnos): Skip debug insns.
5426 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5427 (has_single_use): Likewise.
5428 (single_imm_use): Likewise.
5429 (num_imm_uses): Likewise.
5430 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5431 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5432 (create_outofssa_var_map): Likewise.
5433 * lower-subreg.c (adjust_decomposed_uses): New.
5434 (resolve_debug): New.
5435 (decompose_multiword_subregs): Use it.
5436 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5437 * emit-rtl.c: Include params.h.
5438 (cur_debug_insn_uid): Define.
5439 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5440 (copy_rtx_if_shared_1): Handle debug insns.
5441 (reset_used_flags): Likewise.
5442 (set_used_flags): LIkewise.
5443 (get_max_insn_count): New.
5444 (next_nondebug_insn): New.
5445 (prev_nondebug_insn): New.
5446 (make_debug_insn_raw): New.
5447 (emit_insn_before_noloc): Handle debug insns.
5448 (emit_jump_insn_before_noloc): Likewise.
5449 (emit_call_insn_before_noloc): Likewise.
5450 (emit_debug_insn_before_noloc): New.
5451 (emit_insn_after_noloc): Handle debug insns.
5452 (emit_jump_insn_after_noloc): Likewise.
5453 (emit_call_insn_after_noloc): Likewise.
5454 (emit_debug_insn_after_noloc): Likewise.
5455 (emit_insn_after): Take loc from earlier non-debug insn.
5456 (emit_jump_insn_after): Likewise.
5457 (emit_call_insn_after): Likewise.
5458 (emit_debug_insn_after_setloc): New.
5459 (emit_debug_insn_after): New.
5460 (emit_insn_before): Take loc from later non-debug insn.
5461 (emit_jump_insn_before): Likewise.
5462 (emit_call_insn_before): Likewise.
5463 (emit_debug_insn_before_setloc): New.
5464 (emit_debug_insn_before): New.
5465 (emit_insn): Handle debug insns.
5466 (emit_debug_insn): New.
5467 (emit_jump_insn): Handle debug insns.
5468 (emit_call_insn): Likewise.
5470 (init_emit): Take min-nondebug-insn-uid into account.
5471 Initialize cur_debug_insn_uid.
5472 (emit_copy_of_insn_after): Handle debug insns.
5473 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5474 location of single rhs in place.
5475 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5476 (floor_sdiv_adjust): New.
5477 (cell_sdiv_adjust): New.
5478 (cell_udiv_adjust): New.
5479 (round_sdiv_adjust): New.
5480 (round_udiv_adjust): New.
5481 (wrap_constant): Moved from cselib.
5482 (unwrap_constant): New.
5483 (expand_debug_expr): New.
5484 (expand_debug_locations): New.
5485 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5487 (gimple_expand_cfg): Expand debug locations.
5488 * cselib.c: Include tree-pass.h.
5489 (struct expand_value_data): New.
5490 (cselib_record_sets_hook): New.
5491 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5492 (cselib_clear_table): Move, and implemnet in terms of...
5493 (cselib_reset_table_with_next_value): ... this.
5494 (cselib_get_next_unknown_value): New.
5495 (discard_useless_locs): Don't discard preserved values.
5496 (cselib_preserve_value): New.
5497 (cselib_preserved_value_p): New.
5498 (cselib_preserve_definitely): New.
5499 (cselib_clear_preserve): New.
5500 (cselib_preserve_only_values): New.
5501 (new_cselib_val): Take rtx argument. Dump it in details.
5502 (cselib_lookup_mem): Adjust.
5503 (expand_loc): Take regs_active in struct. Adjust. Silence
5504 dumps unless details are requested.
5505 (cselib_expand_value_rtx_cb): New.
5506 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5507 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5508 without details. Copy more subregs. Try to resolve values
5509 using a callback. Wrap constants.
5510 (cselib_subst_to_values): Adjust.
5511 (cselib_log_lookup): New.
5512 (cselib_lookup): Call it.
5513 (cselib_invalidate_regno): Don't count preserved values as useless.
5514 (cselib_invalidate_mem): Likewise.
5515 (cselib_record_set): Likewise.
5516 (struct set): Renamed to cselib_set, moved to cselib.h.
5517 (cselib_record_sets): Adjust. Call hook.
5518 (cselib_process_insn): Reset table when it would be cleared.
5519 (dump_cselib_val): New.
5520 (dump_cselib_table): New.
5521 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5522 (remove_forwarder_block): Support moving debug stmts.
5523 * cselib.h (cselib_record_sets_hook): Declare.
5524 (cselib_expand_callback): New type.
5525 (cselib_expand_value_rtx_cb): Declare.
5526 (cselib_reset_table_with_next_value): Declare.
5527 (cselib_get_next_unknown_value): Declare.
5528 (cselib_preserve_value): Declare.
5529 (cselib_preserved_value_p): Declare.
5530 (cselib_preserve_only_values): Declare.
5531 (dump_cselib_table): Declare.
5532 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5533 (try_crossjump_to_edge): Likewise.
5534 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5535 dominated blocks when debug stmts are present.
5536 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5537 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5538 (set_var_live_on_entry): Likewise.
5539 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5540 * cfglayout.c (curr_location, last_location): Make static.
5541 (set_curr_insn_source_location): Don't avoid bouncing.
5542 (get_curr_insn_source_location): New.
5543 (get_curr_insn_block): New.
5544 (duplicate_insn_chain): Handle debug insns.
5545 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5547 * common.opt (fcompare-debug): Move to sort order.
5548 (fdump-unnumbered-links): Likewise.
5549 (fvar-tracking-assignments): New.
5550 (fvar-tracking-assignments-toggle): New.
5551 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5552 because of debug stmts.
5553 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5554 (eliminate_unnecessary_stmts): Walk dominated blocks before
5556 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5557 * ira.c (memref_used_between_p): Skip debug insns.
5558 (update_equiv_regs): Likewise.
5559 * sched-deps.c (sd_lists_size): Accept empty list.
5560 (sd_init_insn): Mark debug insns.
5561 (sd_finish_insn): Unmark them.
5562 (sd_add_dep): Reject non-debug deps on debug insns.
5563 (fixup_sched_groups): Give debug insns group treatment.
5565 (sched_analyze_reg): Don't mark debug insns for sched before call.
5566 (sched_analyze_2): Handle debug insns.
5567 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5569 (deps_analyze_insn): Handle debug insns.
5570 (deps_start_bb): Skip debug insns.
5571 (init_deps): Initialize last_debug_insn.
5572 * tree-ssa.c (target_for_debug_bind): New.
5573 (find_released_ssa_name): New.
5574 (propagate_var_def_into_debug_stmts): New.
5575 (propagate_defs_into_debug_stmts): New.
5576 (verify_ssa): Skip debug bind stmts without values.
5577 (warn_uninialized_vars): Skip debug stmts.
5578 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5579 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5580 (rtx_equal_p): Likewise.
5581 * ira-costs.c (scan_one_insn): Skip debug insns.
5582 (process_bb_node_for_hard_reg_moves): Likewise.
5583 * rtl.h (DEBUG_INSN_P): New.
5584 (NONDEBUG_INSN_P): New.
5585 (MAY_HAVE_DEBUG_INSNS): New.
5586 (INSN_P): Accept debug insns.
5587 (RTX_FRAME_RELATED_P): Likewise.
5588 (INSN_DELETED_P): Likewise
5589 (PAT_VAR_LOCATION_DECL): New.
5590 (PAT_VAR_LOCATION_LOC): New.
5591 (PAT_VAR_OCATION_STATUS): New.
5592 (NOTE_VAR_LOCATION_DECL): Reimplement.
5593 (NOTE_VAR_LOCATION_LOC): Likewise.
5594 (NOTE_VAR_LOCATION_STATUS): Likewise.
5595 (INSN_VAR_LOCATION): New.
5596 (INSN_VAR_LOCATION_DECL): New.
5597 (INSN_VAR_LOCATION_LOC): New.
5598 (INSN_VAR_LOCATION_STATUS): New.
5599 (gen_rtx_UNKNOWN_VAR_LOC): New.
5600 (VAR_LOC_UNKNOWN_P): New.
5601 (NOTE_DURING_CALL_P): New.
5602 (SCHED_GROUP_P): Accept debug insns.
5603 (emit_debug_insn_before): Declare.
5604 (emit_debug_insn_before_noloc): Declare.
5605 (emit_debug_insn_beore_setloc): Declare.
5606 (emit_debug_insn_after): Declare.
5607 (emit_debug_insn_after_noloc): Declare.
5608 (emit_debug_insn_after_setloc): Declare.
5609 (emit_debug_insn): Declare.
5610 (make_debug_insn_raw): Declare.
5611 (prev_nondebug_insn): Declare.
5612 (next_nondebug_insn): Declare.
5613 (delegitimize_mem_from_attrs): Declare.
5614 (get_max_insn_count): Declare.
5615 (wrap_constant): Declare.
5616 (unwrap_constant): Declare.
5617 (get_curr_insn_source_location): Declare.
5618 (get_curr_insn_block): Declare.
5619 * tree-inline.c (insert_debug_decl_map): New.
5620 (processing_debug_stmt): New.
5621 (remap_decl): Don't create new mappings in debug stmts.
5622 (remap_gimple_op_r): Don't add references in debug stmts.
5623 (copy_tree_body_r): Likewise.
5624 (remap_gimple_stmt): Handle debug bind stmts.
5625 (copy_bb): Skip debug stmts.
5626 (copy_edges_for_bb): Likewise.
5627 (copy_debug_stmt): New.
5628 (copy_debug_stmts): New.
5629 (copy_body): Copy debug stmts at the end.
5630 (insert_init_debug_bind): New.
5631 (insert_init_stmt): Take id. Skip and emit debug stmts.
5632 (setup_one_parameter): Remap variable earlier, register debug mapping.
5633 (estimate_num_insns): Skip debug stmts.
5634 (expand_call_inline): Preserve debug_map.
5635 (optimize_inline_calls): Check for no debug_stmts left-overs.
5636 (unsave_expr_now): Preserve debug_map.
5637 (copy_gimple_seq_and_replace_locals): Likewise.
5638 (tree_function_versioning): Check for no debug_stmts left-overs.
5639 Init and destroy debug_map as needed. Split edges unconditionally.
5640 (build_duplicate_type): Init and destroy debug_map as needed.
5641 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5642 (struct copy_body_data): Add debug_stmts and debug_map.
5643 * sched-int.h (struct ready_list): Add n_debug.
5644 (struct deps): Add last_debug_insn.
5645 (DEBUG_INSN_SCHED_P): New.
5646 (BOUNDARY_DEBUG_INSN_P): New.
5647 (SCHEDULE_DEBUG_INSN_P): New.
5648 (sd_iterator_cond): Accept empty list.
5649 * combine.c (create_log_links): Skip debug insns.
5650 (combine_instructions): Likewise.
5651 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5652 return value is always unshared.
5653 (struct rtx_subst_pair): New.
5654 (auto_adjust_pair): New.
5655 (propagate_for_debug_subst): New.
5656 (propagate_for_debug): New.
5657 (try_combine): Skip debug insns. Propagate removed defs into
5659 (next_nonnote_nondebug_insn): New.
5660 (distribute_notes): Use it. Skip debug insns.
5661 (distribute_links): Skip debug insns.
5662 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5663 * resource.c (mark_target_live_regs): Likewise.
5664 * var-tracking.c: Include cselib.h and target.h.
5665 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5667 (micro_operation_type_name): New.
5668 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5669 (struct micro_operation_def): Update comments.
5670 (decl_or_value): New type. Use instead of decls.
5671 (struct emit_note_data_def): Add vars.
5672 (struct attrs_def): Use decl_or_value.
5673 (struct variable_tracking_info_def): Add permp, flooded.
5674 (struct location_chain_def): Update comment.
5675 (struct variable_part_def): Use decl_or_value.
5676 (struct variable_def): Make var_part a variable length array.
5678 (scratch_regs): New.
5679 (cselib_hook_called): New.
5680 (dv_is_decl_p): New.
5681 (dv_is_value_p): New.
5684 (dv_as_opaque): New.
5685 (dv_onepart_p): New.
5687 (IS_DECL_CODE): New.
5688 (check_value_is_not_decl): New.
5689 (dv_from_decl): New.
5690 (dv_from_value): New.
5691 (dv_htab_hash): New.
5692 (variable_htab_hash): Use it.
5693 (variable_htab_eq): Support values.
5694 (variable_htab_free): Free from the right pool.
5695 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5696 (attrs_list_union): Adjust.
5697 (attrs_list_mpdv_union): New.
5698 (tie_break_pointers): New.
5699 (canon_value_cmp): New.
5700 (unshare_variable): Return possibly-modified slot.
5701 (vars_copy_1): Adjust.
5702 (var_reg_decl_set): Adjust. Split out of...
5703 (var_reg_set): ... this.
5704 (get_init_value): Adjust.
5705 (var_reg_delete_and_set): Adjust.
5706 (var_reg_delete): Adjust.
5707 (var_regno_delete): Adjust.
5708 (var_mem_decl_set): Split out of...
5709 (var_mem_set): ... this.
5710 (var_mem_delete_and_set): Adjust.
5711 (var_mem_delete): Adjust.
5715 (variable_union): Adjust. Speed up merge of 1-part vars.
5716 (variable_canonicalize): Use unshared slot.
5717 (VALUED_RECURSED_INTO): New.
5718 (find_loc_in_1pdv): New.
5719 (struct dfset_merge): New.
5720 (insert_into_intersection): New.
5721 (intersect_loc_chains): New.
5723 (canonicalize_loc_order_check): New.
5724 (canonicalize_values_mark): New.
5725 (canonicalize_values_star): New.
5726 (variable_merge_over_cur): New.
5727 (variable_merge_over_src): New.
5728 (dataflow_set_merge): New.
5729 (dataflow_set_equiv_regs): New.
5730 (remove_duplicate_values): New.
5731 (struct dfset_post_merge): New.
5732 (variable_post_merge_new_vals): New.
5733 (variable_post_merge_perm_vals): New.
5734 (dataflow_post_merge_adjust): New.
5735 (find_mem_expr_in_1pdv): New.
5736 (dataflow_set_preserve_mem_locs): New.
5737 (dataflow_set_remove_mem_locs): New.
5738 (dataflow_set_clear_at_call): New.
5739 (onepart_variable_different_p): New.
5740 (variable_different_p): Use it.
5741 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5742 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5744 (track_loc_p): Pass it true.
5745 (struct count_use_info): New.
5746 (find_use_val): New.
5747 (replace_expr_with_values): New.
5749 (use_type): New, partially split out of...
5750 (count_uses): ... this. Count new micro-ops.
5751 (count_uses_1): Adjust.
5752 (count_stores): Adjust.
5753 (count_with_sets): New.
5754 (VAL_NEEDS_RESOLUTION): New.
5755 (VAL_HOLDS_TRACK_EXPR): New.
5756 (VAL_EXPR_IS_COPIED): New.
5757 (VAL_EXPR_IS_CLOBBERED): New.
5758 (add_uses): Adjust. Generate new micro-ops.
5759 (add_uses_1): Adjust.
5760 (add_stores): Generate new micro-ops.
5761 (add_with_sets): New.
5762 (find_src_status): Adjust.
5763 (find_src_set_src): Adjust.
5764 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5765 Handle new micro-ops. Canonicalize value equivalances.
5766 (vt_find_locations): Compute total size of hash tables for
5767 dumping. Perform merge for var-tracking-assignments. Don't
5768 disregard single-block loops.
5769 (dump_attrs_list): Handle decl_or_value.
5770 (dump_variable): Take variable. Deal with decl_or_value.
5771 (dump_variable_slot): New.
5772 (dump_vars): Use it.
5773 (dump_dataflow_sets): Adjust.
5774 (set_slot_part): New, extended to support one-part variables
5775 after splitting out of...
5776 (set_variable_part): ... this.
5777 (clobber_slot_part): New, split out of...
5778 (clobber_variable_part): ... this.
5779 (delete_slot_part): New, split out of...
5780 (delete_variable_part): .... this.
5781 (check_wrap_constant): New.
5782 (vt_expand_loc_callback): New.
5783 (vt_expand_loc): New.
5784 (emit_note_insn_var_location): Adjust. Handle values. Handle
5785 EMIT_NOTE_AFTER_CALL_INSN.
5786 (emit_notes_for_differences_1): Adjust. Handle values.
5787 (emit_notes_for_differences_2): Likewise.
5788 (emit_notes_for_differences): Adjust.
5789 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5790 Adjust. Handle new micro-ops.
5791 (vt_add_function_parameters): Adjust. Create and bind values.
5792 (vt_initialize): Adjust. Initialize scratch_regs and
5793 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5794 operations. Move some code to count_with_sets and add_with_sets.
5795 (delete_debug_insns): New.
5796 (vt_debug_insns_local): New.
5797 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5799 (var_tracking_main): If var-tracking-assignments is enabled
5800 but var-tracking isn't, delete debug insns and leave. Likewise
5801 if we exceed limits or fail the stack adjustments tests, and
5802 after all var-tracking processing.
5803 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5804 (dataflow_set): Add traversed_vars.
5805 (value_chain, const_value_chain): New typedefs.
5806 (value_chain_pool, value_chains): New variables.
5807 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5808 add_value_chains, add_cselib_value_chains, remove_value_chain,
5809 remove_value_chains, remove_cselib_value_chains): New functions.
5810 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5811 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5813 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5814 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5815 (dst_can_be_shared): New variable.
5816 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5817 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5818 different from set->vars, look up slot again instead of using the
5820 (dataflow_set_init): Initialize traversed_vars.
5821 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5822 lookup if set->vars is shared. Don't keep slot cleared before
5823 calling unshare_variable. Unshare set->vars if needed. Adjust
5824 unshare_variable callers. Clear dst_can_be_shared if needed.
5825 Even ->refcount == 1 vars must be unshared if set->vars is shared
5826 and var needs to be modified.
5827 (dataflow_set_union): Set traversed_vars during canonicalization.
5828 (VALUE_CHANGED, DECL_CHANGED): Define.
5829 (set_dv_changed, dv_changed_p): New static inlines.
5830 (track_expr_p): Clear DECL_CHANGED.
5831 (dump_dataflow_sets): Set it.
5832 (variable_was_changed): Call set_dv_changed.
5833 (emit_note_insn_var_location): Likewise.
5834 (changed_variables_stack): New variable.
5835 (check_changed_vars_1, check_changed_vars_2): New functions.
5836 (emit_notes_for_changes): Do nothing if changed_variables is
5837 empty. Traverse changed_variables with check_changed_vars_1,
5838 call check_changed_vars_2 on each changed_variables_stack entry.
5839 (emit_notes_in_bb): Add SET argument. Just clear it at the
5840 beginning, use it instead of local &set, don't destroy it at the end.
5841 (vt_emit_notes): Call dataflow_set_clear early on all
5842 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5843 computed set, dataflow_set_clear also VTI(bb)->in when we are
5844 done with the basic block. Initialize changed_variables_stack,
5845 free it afterwards. If ENABLE_CHECKING verify that after noting
5846 differences to an empty set value_chains hash table is empty.
5847 (vt_initialize): Initialize value_chains and value_chain_pool.
5848 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5849 (variable_tracking_main): Call dump_dataflow_sets before calling
5850 vt_emit_notes, not after it.
5851 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5852 (propagate_var_def_into_debug_stmts): Declare.
5853 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5854 (df_set_note): Reject debug insns.
5855 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5856 add notes to debug insns.
5857 (df_note_bb_compute): Adjust. Likewise.
5858 (df_simulate_uses): Skip debug insns.
5859 (df_simulate_initialize_backwards): Likewise.
5860 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5861 (subst_stack_regs_pat): Reject debug insns.
5862 (convert_regs_1): Handle debug insns.
5863 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5864 (print-rtl.o): Depend on cselib.h.
5865 (cselib.o): Depend on TREE_PASS_H.
5866 (var-tracking.o): Depend on cselib.h and TARGET_H.
5867 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5868 (init_ready_list): Skip boundary debug insns.
5869 (add_branch_dependences): Skip debug insns.
5870 (free_block_dependencies): Check for blocks with only debug insns.
5871 (compute_priorities): Likewise.
5872 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5873 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5875 (gimple_build_debug_bind_stat): New.
5876 (empty_body_p): Skip debug stmts.
5877 (gimple_has_side_effects): Likewise.
5878 (gimple_rhs_has_side_effects): Likewise.
5879 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5880 (gimple_build_debug_bind_stat): Declare.
5881 (gimple_build_debug_bind): Define.
5882 (is_gimple_debug): New.
5883 (gimple_debug_bind_p): New.
5884 (gimple_debug_bind_get_var): New.
5885 (gimple_debug_bind_get_value): New.
5886 (gimple_debug_bind_get_value_ptr): New.
5887 (gimple_debug_bind_set_var): New.
5888 (gimple_debug_bind_set_value): New.
5889 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5890 (gimple_debug_bind_reset_value): New.
5891 (gimple_debug_bind_has_value_p): New.
5892 (gsi_next_nondebug): New.
5893 (gsi_prev_nondebug): New.
5894 (gsi_start_nondebug_bb): New.
5895 (gsi_last_nondebug_bb): New.
5896 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5897 (print_insn): Handle DEBUG_INSN.
5898 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5899 of first insn prevail.
5900 (first_stmt): Skip debug stmts.
5901 (first_non_label_stmt): Likewise.
5902 (last_stmt): Likewise.
5903 (has_zero_uses_1): New.
5904 (single_imm_use_1): New.
5905 (verify_gimple_debug): New.
5906 (verify_types_in_gimple_stmt): Handle debug stmts.
5907 (verify_stmt): Likewise.
5908 (debug_loop_num): Skip debug stmts.
5909 (remove_edge_and_dominated_blocks): Remove dominators last.
5910 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5911 (linearize_expr): Likewise.
5912 * config/i386/i386.c (ix86_delegitimize_address): Call
5913 default implementation.
5914 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5915 (group_barrier_needed): Skip debug insns.
5916 (emit_insn_group_barriers): Likewise.
5917 (emit_all_insn_group_barriers): Likewise.
5918 (ia64_variable_issue): Handle debug insns.
5919 (ia64_dfa_new_cycle): Likewise.
5920 (final_emit_insn_group_barriers): Skip debug insns.
5921 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5922 def cfa without frame.
5923 (process_set): Likewise.
5924 (process_for_unwind_directive): Pass frame on.
5925 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5926 (rs6000_delegitimize_address): New.
5927 (rs6000_debug_adjust_cost): Handle debug insns.
5928 (is_microcoded_insn): Likewise.
5929 (is_cracked_insn): Likewise.
5930 (is_nonpipeline_insn): Likewise.
5931 (insn_must_be_first_in_group): Likewise.
5932 (insn_must_be_last_in_group): Likewise.
5933 (force_new_group): Likewise.
5934 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5935 contains only debug insns.
5936 (rtl_merge_blocks): Skip debug insns.
5937 (purge_dead_edges): Likewise.
5938 (rtl_block_ends_with_call_p): Skip debug insns.
5939 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5940 (mark_reg_dependencies): Skip debug insns.
5941 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5942 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5943 * tree-ssa-threadedge.c
5944 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5945 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5946 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5947 (copyprop_hardreg_forward_1): Handle debug insns.
5948 * reload1.c (reload): Skip debug insns. Replace unassigned
5949 pseudos in debug insns with their equivalences.
5950 (eliminate_regs_in_insn): Skip debug insns.
5951 (emit_input_reload_insns): Skip debug insns at first, adjust
5953 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5954 (get_indirect_ref_operands): Pass opf_no_vops on.
5955 (get_expr_operands): Likewise. Skip debug stmts.
5956 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5958 2009-09-01 Richard Henderson <rth@redhat.com>
5960 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5961 stmt_ends_pp_p statements at least once.
5962 * tree-vrp.c (vrp_initialize): Likewise.
5963 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5965 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5968 Fix AIX bootstrap after PR debug/30161
5969 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5970 that is a GNU extension.
5971 (tmpl_value_parm_die_table): Move the definition of this global
5972 outside #ifdef DWARF2_DEBUGGING_INFO region.
5974 2009-09-01 Richard Guenther <rguenther@suse.de>
5976 * tree.c (tree_expr_size): New function.
5977 * tree.h (tree_expr_size): Declare.
5978 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5979 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5980 * langhooks.c (lhd_expr_size): Remove.
5981 * langhooks.h (struct lang_hooks): Remove expr_size.
5982 * explow.c (expr_size): Use tree_expr_size.
5983 (int_expr_size): Likewise.
5984 * langhooks-def.h (lhd_expr_size): Remove.
5985 (LANG_HOOKS_EXPR_SIZE): Likewise.
5986 (LANG_HOOKS_INITIALIZER): Adjust.
5988 2009-09-01 Richard Guenther <rguenther@suse.de>
5990 * tree-flow.h (mark_addressable): Move declaration ...
5991 * tree.h (mark_addressable): ... here.
5992 * stmt.c (expand_asm_operands): Use mark_addressable, not
5993 lang_hooks.mark_addressable.
5994 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5995 LANG_HOOKS_MARK_ADDRESSABLE.
5996 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5997 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5999 2009-08-31 Chris Demetriou <cgd@google.com>
6001 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6002 vectorize if not TARGET_SSE2.
6004 2009-08-31 DJ Delorie <dj@redhat.com>
6006 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6007 registers if no coprocessor is enabled.
6009 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6012 * cgraph.h (cgraph_get_node): Declare ...
6013 * cgraph.c (cgraph_get_node): ... new function.
6014 * dwarf2out.c (gen_generic_params_dies,
6015 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6016 make_ith_pack_parameter_name,
6017 append_entry_to_tmpl_value_parm_die_table,
6018 gen_remaining_tmpl_value_param_die_attribute): New functions.
6019 (gen_subprogram_die): Generate debug info for template parameters
6020 if debug info level is higher than DINFO_LEVEL_TERSE.
6021 Use tree_add_const_value_attribute_for_decl instead of
6022 tree_add_const_value_attribute.
6023 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6024 instead of tree_add_const_value_attribute.
6025 (gen_struct_or_union_type_die): Generate debug
6026 info for template parameters if debug info level is higher than
6028 (tree_add_const_value_attribute): Handle integral and pointer
6029 constants. Update comment.
6030 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6031 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6032 (reference_to_unused): Fix thinko. Remove redundant predicates from
6034 (tree_add_const_value_attribute): Make this work for constant
6036 tree_add_const_value_attribute_for_decl is to be used for variable
6038 (add_location_or_const_value_attribute): Use
6039 tree_add_const_value_attribute_for_decl now.
6040 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6041 DW_TAG_template_value_param DIEs after function DIEs have been
6043 * langhooks.h (lang_hooks_for_types): Add
6044 get_argument_pack_elems.
6045 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6046 (lang_hooks): Added get_innermost_generic_parms,
6047 get_innermost_generic_args.
6048 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6049 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6050 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6051 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6053 2009-08-31 DJ Delorie <dj@redhat.com>
6055 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6056 it once we start generating the prologue or epilogue.
6057 (mep_call_saves_register): If the frame is locked, re-use
6059 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6060 (mep_expand_prologue): Call it.
6061 (mep_expand_epilogue): Likewise.
6062 (mep_start_function): Use the same logic as mep_expand_prologue.
6063 (mep_pass_by_reference): Make logic more readable.
6064 (mep_return_in_memory): Zero-sized objects are passed in memory.
6065 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6067 2009-08-31 Richard Guenther <rguenther@suse.de>
6069 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6070 to query if the memory regions for memmove overlap.
6071 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6072 asserts on pointers, instead deal with odd trees.
6073 (ptr_derefs_may_alias_p): Likewise.
6074 (refs_may_alias_p_1): Constructor bases also never alias.
6076 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6078 * doc/install.texi (Final install): Adjust reference on where to
6079 order printed manuals.
6081 2009-08-30 Olivier Hainque <hainque@adacore.com>
6083 * dwarf2out.c (switch_to_frame_table_section): Move
6084 definition prior to first use.
6086 2009-08-30 Richard Guenther <rguenther@suse.de>
6088 PR tree-optimization/41186
6089 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6090 (ao_ref_init_from_ptr_and_size): New function.
6091 (ref_maybe_used_by_call_p_1): Be more precise tracking
6092 used ranges for builtin functions.
6093 (ref_maybe_used_by_call_p): Adjust.
6094 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6095 ranges for builtin functions.
6096 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6098 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6101 * fwprop.c (get_reg_use_in): Delete.
6102 (free_load_extend): New function.
6103 (forward_propagate_subreg): Use it.
6105 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6107 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6109 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6112 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6115 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6117 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6118 fini or fini_array section.
6120 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6122 * graphite-dependences.c (graphite_legal_transform_bb): Call
6123 pbb_remove_duplicate_pdrs.
6124 * graphite-poly.c (can_collapse_pdr): Removed.
6125 (pdr_find_duplicate): Removed.
6126 (can_collapse_pdrs): New.
6127 (pbb_remove_duplicate_pdrs): New.
6128 (new_poly_dr): Do not look for duplicates.
6129 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6130 (PBB_PDR_DUPLICATES_REMOVED): New.
6131 (pbb_remove_duplicate_pdrs): Declared.
6133 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6135 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6136 the strides by multiplying by PDR_NB_REFS.
6137 * graphite-poly.c (can_collapse_pdr): New.
6138 (pdr_find_duplicate): New.
6139 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6140 Initialize PDR_NB_REFS.
6141 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6143 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6145 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6148 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6151 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6153 * graphite-dependences.c (pddr_original_scattering): Return NULL
6154 for read-read dependence relations.
6155 * graphite-poly.h (enum poly_dr_type): Fix comment.
6158 (pdr_may_write_p): New.
6160 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6162 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6163 (struct poly_dr): Same.
6164 (new_poly_dr): Same.
6165 * graphite-poly.c (new_poly_dr): Same.
6166 * graphite-dependences.c (dot_deps): Disable call to system.
6168 2009-08-28 Cary Coutant <ccoutant@google.com>
6171 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6172 struct/union/enum types local to a function.
6174 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6175 Sebastian Pop <sebastian.pop@amd.com>
6177 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6178 pbb_strip_mine_time_depth. Changed the implementation so that
6179 transformation is expressed as a transformation on
6180 time (scatttering) dimensions. Also, ensures that the 2d+1
6181 scheduling format is preserved.
6182 (pbb_strip_mine_profitable_p): Profitability is based on the
6183 iteration number of a given time (scattering) dimension,
6184 and not on a original loop depth dimension.
6185 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6186 (pbb_do_strip_mine): Call psct_dynamic_dim.
6187 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6188 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6189 (pbb_nb_dynamic_scattering_transform): New.
6190 (psct_dynamic_dim): New.
6192 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6194 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6195 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6196 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6197 * graphite-interchange.c (build_linearized_memory_access): Same.
6198 (memory_stride_in_loop): Same.
6200 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6202 * graphite-dependences.c (pddr_original_scattering): New.
6203 (graphite_legal_transform_dr): Call pddr_original_scattering.
6206 * graphite-dependences.h (dot_deps): Declared.
6207 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6208 (print_pdr): Print PDR_ID.
6209 * graphite-poly.h (struct poly_dr): Add field id.
6212 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6214 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6216 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6217 not delete the original dependence relation.
6219 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6221 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6222 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6223 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6224 (free_poly_ddr): New.
6225 (pddr_is_empty): New.
6226 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6227 (dependence_polyhedron): Same. Remove useless gcc_assert.
6229 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6230 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6231 * graphite-dependences.h (enum poly_dependence_kind): New.
6232 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6233 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6234 (PDRP_SINK): Renamed PDDR_SINK.
6235 (PDRP_DDP): Renamed PDDR_DDP.
6237 (free_poly_ddr): Declared.
6238 * graphite-poly.c (new_scop): Use the new hash function names.
6239 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6240 into original_pddrs.
6241 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6243 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6245 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6246 bounds with LT_EXPR to make niter analysis more precise on code
6247 generated by Graphite.
6249 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6251 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6252 (graphite_legal_transform_bb): Same.
6253 (poly_drs_may_alias_p): Same.
6255 2009-08-28 Richard Guenther <rguenther@suse.de>
6257 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6259 2009-08-28 Jan Beulich <jbeulich@novell.com>
6261 * config/i386/netware.c: Include langhooks.h.
6262 (i386_nlm_encode_section_info): Simplify.
6263 (netware_override_options): Delete.
6264 * config/i386/netware.h (netware_override_options): Delete
6266 (OVERRIDE_OPTIONS): Delete definition.
6267 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6268 (ASM_COMMENT_START): Define.
6269 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6271 2009-08-28 Jan Beulich <jbeulich@novell.com>
6273 * configure.ac: For in-tree ld, do a plain version check to
6274 determine whether comdat groups are supported.
6275 * configure: Regenerate.
6277 2009-08-28 Olivier Hainque <hainque@adacore.com>
6279 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6280 always defined. Reflect definition or absence of such for
6281 COLLECT_EXPORT_LIST. Readability helper.
6282 (scanfilter): New enum, to help control what symbols
6283 are to be considered or ignored by scan_prog_file.
6284 (enum pass): Rename as "scanpass", moved together with scanfilter
6285 prior to scan_prog_file's prototype.
6286 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6287 Group prototype with the scanpass/scanfilter definitions, factorize
6288 head comments for the several implementations at the prototype.
6289 (main): Reorganize the first pass link control to let AIX
6290 drag only the needed frame tables in executables. Prevent
6291 frame tables collection during the scan aimed at static ctors.
6292 Pre-link and scan for frame tables later to compensate.
6293 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6294 A C statement to issue assembly directives that create a reference
6295 to the given DWARF table identifier label from the current function
6297 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6298 to differentiate first time section entry. Only emit a .data
6299 tables start identifier label the first time around.
6300 (switch_to_frame_table_section): New function. Helper for
6301 output_call_frame_info to switch possibly BACK into the eh_frame
6302 or the debug_frame section depending on FOR_EH.
6303 (output_call_frame_info): Use helper to first enter the proper
6305 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6306 emit a link to the frame table start label from each function
6308 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6309 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6310 * config/rs6000/rs6000-protos.h: Declare it.
6311 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6313 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6315 * config/sh/sh.c (split_branches): Check the result of
6318 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6320 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6321 using -pthread -fopenmp
6323 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6325 * doc/service.texi (service directory): Update URL.
6327 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6329 PR rtl-optimization/40861
6330 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6331 extract word from a multi-word subreg for negative byte positions.
6333 2009-08-27 Tristan Gingold <gingold@adacore.com>
6334 Douglas B Rupp <rupp@gnat.com>
6336 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6337 (SECTION_VMS_OVERLAY): Define.
6338 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6340 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6342 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6343 common_object declarations.
6344 (ia64_section_type_flags): Set section flag for common_object.
6345 * config/ia64/ia64-protos.h
6346 (ia64_vms_output_aligned_decl_common): Declare.
6347 (ia64_vms_elf_asm_named_section): Declare.
6349 2009-08-27 Michael Matz <matz@suse.de>
6351 * expr.c (expand_expr_real_2): New function taking exploded
6352 unary or binary expression, split out from ...
6353 (expand_expr_real_1): ... here. Move over all unary/binary
6354 switch parts to above function, in particular these codes:
6355 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6356 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6357 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6358 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6359 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6360 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6361 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6362 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6363 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6364 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6365 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6366 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6367 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6368 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6369 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6370 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6371 VEC_PACK_FIX_TRUNC_EXPR.
6372 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6375 2009-08-27 Richard Guenther <rguenther@suse.de>
6377 * gengtype.c (main): Handle uint64_t.
6378 * ipa-utils.c (get_base_var): Indent properly.
6379 * tree-ssa-live.c (debug_scope_block): New function.
6380 * tree-flow.h (debug_scope_block): Declare.
6381 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6382 * basic-block.h (enum profile_status): Rename to
6383 enum profile_status_d.
6384 (x_profile_status): Adjust type.
6386 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6389 * dwarf2out.c (get_context_die): Declare this static function.
6390 (gen_type_die_with_usage): Make sure a DIE is a generated for
6391 the context of a typedef.
6393 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6395 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6398 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6400 * config/mips/mips-protos.h (mips_output_sync): Declare.
6401 (mips_sync_loop_insns): Likewise.
6402 (mips_output_sync_loop): Replace first two parameters with an rtx.
6403 * config/mips/mips.c (mips_multi_member): New structure.
6404 (mips_multi_members): New variable.
6405 (mips_multi_start): New function.
6406 (mips_multi_add): Likewise.
6407 (mips_multi_add_insn): Likewise.
6408 (mips_multi_add_label): Likewise.
6409 (mips_multi_last_index): Likewise.
6410 (mips_multi_copy_insn): Likewise.
6411 (mips_multi_set_operand): Likewise.
6412 (mips_multi_write): Likewise.
6413 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6414 (mips_init_print_operand_punct): Update accordingly.
6415 (mips_start_ll_sc_sync_block): New function.
6416 (mips_end_ll_sc_sync_block): Likewise.
6417 (mips_output_sync): Likewise.
6418 (mips_sync_insn1_template): Likewise.
6419 (mips_sync_insn2_template): Likewise.
6420 (mips_get_sync_operand): Likewise.
6421 (mips_process_sync_loop): Likewise.
6422 (mips_output_sync_loop): Use mips_process_sync_loop.
6423 (mips_sync_loop_insns): New function.
6424 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6425 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6426 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6427 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6428 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6429 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6430 (MIPS_SYNC_OLD_OP_12): Likewise.
6431 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6432 (MIPS_SYNC_NEW_OP_12): Likewise.
6433 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6434 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6435 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6436 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6437 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6438 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6439 * config/mips/mips.md (sync_mem): New attribute.
6440 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6441 (sync_exclusive_mask, sync_required_oldval): Likewise.
6442 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6443 (sync_release_barrier): Likewise.
6444 (length): Handle sync loops.
6445 (sync): Use mips_output_sync.
6446 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6447 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6448 and use mips_output_sync_loop.
6449 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6450 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6451 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6452 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6453 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6454 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6455 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6456 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6457 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6459 2009-08-26 Richard Guenther <rguenther@suse.de>
6462 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6463 the types to not match.
6464 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6466 * tree-ssa.c (useless_type_conversion_p): Conversions to
6467 pointers to unprototyped functions are useless.
6469 2009-08-26 Richard Guenther <rguenther@suse.de>
6471 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6472 whole-program condition, prepare to be called for non-globals.
6473 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6474 params build a representative with known type and track its fields.
6476 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6478 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6479 clearing by a taken branch.
6480 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6481 effectively after bbro pass.
6482 (sync_nand<mode>): Ditto.
6483 (sync_old_<fetchop_name><mode>): Ditto.
6484 (sync_old_nand<mode>): Ditto.
6485 (sync_new_<fetchop_name><mode>): Dito.
6486 (sync_new_nand<mode>): Ditto.
6487 (sync_compare_and_swap<mode>_1): Ditto.
6488 (*sync_compare_and_swap<mode>): Ditto.
6489 (sync_lock_test_and_set<mode>_1): Ditto.
6490 ("sync_lock_test_and_set<mode>): Ditto.
6492 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6494 * hwint.h (HOST_LONG_FORMAT): New macro
6495 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6496 Use HOST_PTR_PRINTF.
6497 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6498 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6499 (HOST_PTR_PRINTF): Document.
6501 2009-08-25 Jan Hubicka <jh@suse.cz>
6503 * config/i386/bmmintrin.h: Replace by #error.
6506 Michael Meissner <michael.meissner@amd.com>
6507 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6508 Tony Linthicum <tony.linthicum@amd.com>
6510 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6511 (TARGET_ROUND): New macro for the round/ptest instructions which
6512 are shared between SSE4.1 and SSE5.
6513 (OPTION_MASK_ISA_ROUND): Ditto.
6514 (OPTION_ISA_ROUND): Ditto.
6515 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6516 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6518 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6519 (-mfused-madd): New switch to give users control over whether the
6520 compiler optimizes to use the multiply/add SSE5 instructions.
6522 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6523 (ix86_handle_option): Turn off 3dnow if -msse5.
6524 (override_options): Add SSE5 support.
6525 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6527 (ix86_expand_sse_movcc): Add SSE5 support.
6528 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6529 vector type to the next largest size.
6530 (ix86_expand_sse5_pack): New function to use pperm to pack a
6531 vector type to the next smallest size.
6532 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6533 (IX86_BUILTIN_FMADDSD): Ditto.
6534 (IX86_BUILTIN_FMADDPS): Ditto.
6535 (IX86_BUILTIN_FMADDPD): Ditto.
6536 (IX86_BUILTIN_FMSUBSS): Ditto.
6537 (IX86_BUILTIN_FMSUBSD): Ditto.
6538 (IX86_BUILTIN_FMSUBPS): Ditto.
6539 (IX86_BUILTIN_FMSUBPD): Ditto.
6540 (IX86_BUILTIN_FNMADDSS): Ditto.
6541 (IX86_BUILTIN_FNMADDSD): Ditto.
6542 (IX86_BUILTIN_FNMADDPS): Ditto.
6543 (IX86_BUILTIN_FNMADDPD): Ditto.
6544 (IX86_BUILTIN_FNMSUBSS): Ditto.
6545 (IX86_BUILTIN_FNMSUBSD): Ditto.
6546 (IX86_BUILTIN_FNMSUBPS): Ditto.
6547 (IX86_BUILTIN_FNMSUBPD): Ditto.
6548 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6549 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6550 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6551 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6552 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6553 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6554 (IX86_BUILTIN_PPERM): Ditto.
6555 (IX86_BUILTIN_PERMPS): Ditto.
6556 (IX86_BUILTIN_PERMPD): Ditto.
6557 (IX86_BUILTIN_PMACSSWW): Ditto.
6558 (IX86_BUILTIN_PMACSWW): Ditto.
6559 (IX86_BUILTIN_PMACSSWD): Ditto.
6560 (IX86_BUILTIN_PMACSWD): Ditto.
6561 (IX86_BUILTIN_PMACSSDD): Ditto.
6562 (IX86_BUILTIN_PMACSDD): Ditto.
6563 (IX86_BUILTIN_PMACSSDQL): Ditto.
6564 (IX86_BUILTIN_PMACSSDQH): Ditto.
6565 (IX86_BUILTIN_PMACSDQL): Ditto.
6566 (IX86_BUILTIN_PMACSDQH): Ditto.
6567 (IX86_BUILTIN_PMADCSSWD): Ditto.
6568 (IX86_BUILTIN_PMADCSWD): Ditto.
6569 (IX86_BUILTIN_PHADDBW): Ditto.
6570 (IX86_BUILTIN_PHADDBD): Ditto.
6571 (IX86_BUILTIN_PHADDBQ): Ditto.
6572 (IX86_BUILTIN_PHADDWD): Ditto.
6573 (IX86_BUILTIN_PHADDWQ): Ditto.
6574 (IX86_BUILTIN_PHADDDQ): Ditto.
6575 (IX86_BUILTIN_PHADDUBW): Ditto.
6576 (IX86_BUILTIN_PHADDUBD): Ditto.
6577 (IX86_BUILTIN_PHADDUBQ): Ditto.
6578 (IX86_BUILTIN_PHADDUWD): Ditto.
6579 (IX86_BUILTIN_PHADDUWQ): Ditto.
6580 (IX86_BUILTIN_PHADDUDQ): Ditto.
6581 (IX86_BUILTIN_PHSUBBW): Ditto.
6582 (IX86_BUILTIN_PHSUBWD): Ditto.
6583 (IX86_BUILTIN_PHSUBDQ): Ditto.
6584 (IX86_BUILTIN_PROTB): Ditto.
6585 (IX86_BUILTIN_PROTW): Ditto.
6586 (IX86_BUILTIN_PROTD): Ditto.
6587 (IX86_BUILTIN_PROTQ): Ditto.
6588 (IX86_BUILTIN_PROTB_IMM): Ditto.
6589 (IX86_BUILTIN_PROTW_IMM): Ditto.
6590 (IX86_BUILTIN_PROTD_IMM): Ditto.
6591 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6592 (IX86_BUILTIN_PSHLB): Ditto.
6593 (IX86_BUILTIN_PSHLW): Ditto.
6594 (IX86_BUILTIN_PSHLD): Ditto.
6595 (IX86_BUILTIN_PSHLQ): Ditto.
6596 (IX86_BUILTIN_PSHAB): Ditto.
6597 (IX86_BUILTIN_PSHAW): Ditto.
6598 (IX86_BUILTIN_PSHAD): Ditto.
6599 (IX86_BUILTIN_PSHAQ): Ditto.
6600 (IX86_BUILTIN_FRCZSS): Ditto.
6601 (IX86_BUILTIN_FRCZSD): Ditto.
6602 (IX86_BUILTIN_FRCZPS): Ditto.
6603 (IX86_BUILTIN_FRCZPD): Ditto.
6604 (IX86_BUILTIN_CVTPH2PS): Ditto.
6605 (IX86_BUILTIN_CVTPS2PH): Ditto.
6606 (IX86_BUILTIN_COMEQSS): Ditto.
6607 (IX86_BUILTIN_COMNESS): Ditto.
6608 (IX86_BUILTIN_COMLTSS): Ditto.
6609 (IX86_BUILTIN_COMLESS): Ditto.
6610 (IX86_BUILTIN_COMGTSS): Ditto.
6611 (IX86_BUILTIN_COMGESS): Ditto.
6612 (IX86_BUILTIN_COMUEQSS): Ditto.
6613 (IX86_BUILTIN_COMUNESS): Ditto.
6614 (IX86_BUILTIN_COMULTSS): Ditto.
6615 (IX86_BUILTIN_COMULESS): Ditto.
6616 (IX86_BUILTIN_COMUGTSS): Ditto.
6617 (IX86_BUILTIN_COMUGESS): Ditto.
6618 (IX86_BUILTIN_COMORDSS): Ditto.
6619 (IX86_BUILTIN_COMUNORDSS): Ditto.
6620 (IX86_BUILTIN_COMFALSESS): Ditto.
6621 (IX86_BUILTIN_COMTRUESS): Ditto.
6622 (IX86_BUILTIN_COMEQSD): Ditto.
6623 (IX86_BUILTIN_COMNESD): Ditto.
6624 (IX86_BUILTIN_COMLTSD): Ditto.
6625 (IX86_BUILTIN_COMLESD): Ditto.
6626 (IX86_BUILTIN_COMGTSD): Ditto.
6627 (IX86_BUILTIN_COMGESD): Ditto.
6628 (IX86_BUILTIN_COMUEQSD): Ditto.
6629 (IX86_BUILTIN_COMUNESD): Ditto.
6630 (IX86_BUILTIN_COMULTSD): Ditto.
6631 (IX86_BUILTIN_COMULESD): Ditto.
6632 (IX86_BUILTIN_COMUGTSD): Ditto.
6633 (IX86_BUILTIN_COMUGESD): Ditto.
6634 (IX86_BUILTIN_COMORDSD): Ditto.
6635 (IX86_BUILTIN_COMUNORDSD): Ditto.
6636 (IX86_BUILTIN_COMFALSESD): Ditto.
6637 (IX86_BUILTIN_COMTRUESD): Ditto.
6638 (IX86_BUILTIN_COMEQPS): Ditto.
6639 (IX86_BUILTIN_COMNEPS): Ditto.
6640 (IX86_BUILTIN_COMLTPS): Ditto.
6641 (IX86_BUILTIN_COMLEPS): Ditto.
6642 (IX86_BUILTIN_COMGTPS): Ditto.
6643 (IX86_BUILTIN_COMGEPS): Ditto.
6644 (IX86_BUILTIN_COMUEQPS): Ditto.
6645 (IX86_BUILTIN_COMUNEPS): Ditto.
6646 (IX86_BUILTIN_COMULTPS): Ditto.
6647 (IX86_BUILTIN_COMULEPS): Ditto.
6648 (IX86_BUILTIN_COMUGTPS): Ditto.
6649 (IX86_BUILTIN_COMUGEPS): Ditto.
6650 (IX86_BUILTIN_COMORDPS): Ditto.
6651 (IX86_BUILTIN_COMUNORDPS): Ditto.
6652 (IX86_BUILTIN_COMFALSEPS): Ditto.
6653 (IX86_BUILTIN_COMTRUEPS): Ditto.
6654 (IX86_BUILTIN_COMEQPD): Ditto.
6655 (IX86_BUILTIN_COMNEPD): Ditto.
6656 (IX86_BUILTIN_COMLTPD): Ditto.
6657 (IX86_BUILTIN_COMLEPD): Ditto.
6658 (IX86_BUILTIN_COMGTPD): Ditto.
6659 (IX86_BUILTIN_COMGEPD): Ditto.
6660 (IX86_BUILTIN_COMUEQPD): Ditto.
6661 (IX86_BUILTIN_COMUNEPD): Ditto.
6662 (IX86_BUILTIN_COMULTPD): Ditto.
6663 (IX86_BUILTIN_COMULEPD): Ditto.
6664 (IX86_BUILTIN_COMUGTPD): Ditto.
6665 (IX86_BUILTIN_COMUGEPD): Ditto.
6666 (IX86_BUILTIN_COMORDPD): Ditto.
6667 (IX86_BUILTIN_COMUNORDPD): Ditto.
6668 (IX86_BUILTIN_COMFALSEPD): Ditto.
6669 (IX86_BUILTIN_COMTRUEPD): Ditto.
6670 (IX86_BUILTIN_PCOMEQUB): Ditto.
6671 (IX86_BUILTIN_PCOMNEUB): Ditto.
6672 (IX86_BUILTIN_PCOMLTUB): Ditto.
6673 (IX86_BUILTIN_PCOMLEUB): Ditto.
6674 (IX86_BUILTIN_PCOMGTUB): Ditto.
6675 (IX86_BUILTIN_PCOMGEUB): Ditto.
6676 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6677 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6678 (IX86_BUILTIN_PCOMEQUW): Ditto.
6679 (IX86_BUILTIN_PCOMNEUW): Ditto.
6680 (IX86_BUILTIN_PCOMLTUW): Ditto.
6681 (IX86_BUILTIN_PCOMLEUW): Ditto.
6682 (IX86_BUILTIN_PCOMGTUW): Ditto.
6683 (IX86_BUILTIN_PCOMGEUW): Ditto.
6684 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6685 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6686 (IX86_BUILTIN_PCOMEQUD): Ditto.
6687 (IX86_BUILTIN_PCOMNEUD): Ditto.
6688 (IX86_BUILTIN_PCOMLTUD): Ditto.
6689 (IX86_BUILTIN_PCOMLEUD): Ditto.
6690 (IX86_BUILTIN_PCOMGTUD): Ditto.
6691 (IX86_BUILTIN_PCOMGEUD): Ditto.
6692 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6693 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6694 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6695 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6696 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6697 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6698 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6699 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6700 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6701 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6702 (IX86_BUILTIN_PCOMEQB): Ditto.
6703 (IX86_BUILTIN_PCOMNEB): Ditto.
6704 (IX86_BUILTIN_PCOMLTB): Ditto.
6705 (IX86_BUILTIN_PCOMLEB): Ditto.
6706 (IX86_BUILTIN_PCOMGTB): Ditto.
6707 (IX86_BUILTIN_PCOMGEB): Ditto.
6708 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6709 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6710 (IX86_BUILTIN_PCOMEQW): Ditto.
6711 (IX86_BUILTIN_PCOMNEW): Ditto.
6712 (IX86_BUILTIN_PCOMLTW): Ditto.
6713 (IX86_BUILTIN_PCOMLEW): Ditto.
6714 (IX86_BUILTIN_PCOMGTW): Ditto.
6715 (IX86_BUILTIN_PCOMGEW): Ditto.
6716 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6717 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6718 (IX86_BUILTIN_PCOMEQD): Ditto.
6719 (IX86_BUILTIN_PCOMNED): Ditto.
6720 (IX86_BUILTIN_PCOMLTD): Ditto.
6721 (IX86_BUILTIN_PCOMLED): Ditto.
6722 (IX86_BUILTIN_PCOMGTD): Ditto.
6723 (IX86_BUILTIN_PCOMGED): Ditto.
6724 (IX86_BUILTIN_PCOMFALSED): Ditto.
6725 (IX86_BUILTIN_PCOMTRUED): Ditto.
6726 (IX86_BUILTIN_PCOMEQQ): Ditto.
6727 (IX86_BUILTIN_PCOMNEQ): Ditto.
6728 (IX86_BUILTIN_PCOMLTQ): Ditto.
6729 (IX86_BUILTIN_PCOMLEQ): Ditto.
6730 (IX86_BUILTIN_PCOMGTQ): Ditto.
6731 (IX86_BUILTIN_PCOMGEQ): Ditto.
6732 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6733 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6734 (enum multi_arg_type): New enum for describing the various SSE5
6735 intrinsic argument types.
6736 (bdesc_multi_arg): New table for SSE5 intrinsics.
6737 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6738 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6740 (ix86_expand_builtin): Add SSE5 intrinsic support.
6741 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6742 operand instructions.
6743 (ix86_expand_sse5_multiple_memory): New function to split the
6744 second memory reference from SSE5 instructions.
6745 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6746 (ix86_return_pops_args): Use stdarg_p to determine if the function
6747 has variable arguments.
6748 (ix86_setup_incoming_varargs): Ditto.
6749 (x86_this_parameter): Ditto.
6751 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6753 (ix86_expand_sse5_pack): Ditto.
6754 (ix86_sse5_valid_op_p): Ditto.
6755 (ix86_expand_sse5_multiple_memory): Ditto.
6757 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6758 constant for SSE5 support.
6759 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6760 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6761 (UNSPEC_SSE5_PERMUTE): Ditto.
6762 (UNSPEC_SSE5_ASHIFT): Ditto.
6763 (UNSPEC_SSE5_LSHIFT): Ditto.
6764 (UNSPEC_FRCZ): Ditto.
6765 (UNSPEC_CVTPH2PS): Ditto.
6766 (UNSPEC_CVTPS2PH): Ditto.
6767 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6769 (COM_FALSE_S): Ditto.
6770 (COM_FALSE_P): Ditto.
6771 (COM_TRUE_S): Ditto.
6772 (COM_TRUE_P): Ditto.
6773 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6774 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6776 (memory attribute): Ditto.
6777 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6778 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6779 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6780 (floor<mode>2): Ditto.
6781 (ceil<mode>2): Ditto.
6782 (btrunc<mode>2): Ditto.
6783 (nearbyintdf2): Ditto.
6784 (nearbyintsf2): Ditto.
6785 (sse_setccsf): Disable if SSE5.
6786 (sse_setccdf): Ditto.
6787 (sse5_setcc<mode>): New support for SSE5 conditional move.
6788 (sse5_pcmov_<mode>): Ditto.
6790 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6792 (SSEMODEF2P): Ditto.
6793 (ssemodesuffixf4): New mode attribute for SSE5.
6794 (ssemodesuffixf2s): Ditto.
6795 (ssemodesuffixf2c): Ditto.
6796 (sserotatemax): Ditto.
6797 (ssescalarmode): Ditto.
6798 (sse_maskcmpv4sf3): Disable if SSE5.
6799 (sse_maskcmpv2df3): Ditto.
6800 (sse_vmmaskcmpv4sf3): Ditto.
6801 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6802 (sse5_vmfmadd<mode>4): Ditto.
6803 (sse5_fmsub<mode>4): Ditto.
6804 (sse5_vmfmsub<mode>4): Ditto.
6805 (sse5_fnmadd<mode>4): Ditto.
6806 (sse5_vmfnmadd<mode>4): Ditto.
6807 (sse5_fnmsub<mode>4): Ditto.
6808 (sse5_vmfnmsub<mode>4): Ditto.
6809 (sse5i_fmadd<mode>4): Ditto.
6810 (sse5i_fmsub<mode>4): Ditto.
6811 (sse5i_fnmadd<mode>4): Ditto.
6812 (sse5i_fnmsub<mode>4): Ditto.
6813 (sse5i_vmfmadd<mode>4): Ditto.
6814 (sse5i_vmfmsub<mode>4): Ditto.
6815 (sse5i_vmfnmadd<mode>4): Ditto.
6816 (sse5i_vmfnmsub<mode>4): Ditto.
6817 (mulv16qi3): Add SSE5 support.
6819 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6820 (sse2_mulv4si3): Disable if SSE5.
6821 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6822 (sse4_1_roundps): Ditto.
6823 (sse4_1_roundsd): Ditto.
6824 (sse4_1_roundss): Ditto.
6825 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6827 (sse_maskcmpsf3): Ditto.
6828 (sse_vmmaskcmpv4sf3): Ditto.
6829 (sse2_maskcmpv2df3): Ditto.
6830 (sse2_maskcmpdf3): Ditto.
6831 (sse2_vmmaskcmpv2df3): Ditto.
6832 (sse2_eq<mode>3): Ditto.
6833 (sse2_gt<mode>3): Ditto.
6834 (sse5_pcmov_<mode>): Add SSE5 support.
6835 (vec_unpacku_hi_v16qi): Ditto.
6836 (vec_unpacks_hi_v16qi): Ditto.
6837 (vec_unpacku_lo_v16qi): Ditto.
6838 (vec_unpacks_lo_v16qi): Ditto.
6839 (vec_unpacku_hi_v8hi): Ditto.
6840 (vec_unpacks_hi_v8hi): Ditto.
6841 (vec_unpacku_lo_v8hi): Ditto.
6842 (vec_unpacks_lo_v8hi): Ditto.
6843 (vec_unpacku_hi_v4si): Ditto.
6844 (vec_unpacks_hi_v4si): Ditto.
6845 (vec_unpacku_lo_v4si): Ditto.
6846 (vec_unpacks_lo_v4si): Ditto.
6847 (sse5_pmacsww): New SSE5 intrinsic insn.
6848 (sse5_pmacssww): Ditto.
6849 (sse5_pmacsdd): Ditto.
6850 (sse5_pmacssdd): Ditto.
6851 (sse5_pmacssdql): Ditto.
6852 (sse5_pmacssdqh): Ditto.
6853 (sse5_pmacsdqh): Ditto.
6854 (sse5_pmacsswd): Ditto.
6855 (sse5_pmacswd): Ditto.
6856 (sse5_pmadcsswd): Ditto.
6857 (sse5_pmadcswd): Ditto.
6858 (sse5_pcmov_<move>): Conditional move support on SSE5.
6859 (sse5_phaddbw): New SSE5 intrinsic insn.
6860 (sse5_phaddbd): Ditto.
6861 (sse5_phaddbq): Ditto.
6862 (sse5_phaddwd): Ditto.
6863 (sse5_phaddwq): Ditto.
6864 (sse5_phadddq): Ditto.
6865 (sse5_phaddubw): Ditto.
6866 (sse5_phaddubd): Ditto.
6867 (sse5_phaddubq): Ditto.
6868 (sse5_phadduwd): Ditto.
6869 (sse5_phadduwq): Ditto.
6870 (sse5_phaddudq): Ditto.
6871 (sse5_phsubbw): Ditto.
6872 (sse5_phsubwd): Ditto.
6873 (sse5_phsubdq): Ditto.
6874 (sse5_pperm): Ditto.
6875 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6876 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6877 (sse5_pperm_sign_v8hi_v4si): Ditto.
6878 (sse5_pperm_zero_v8hi_v4si): Ditto.
6879 (sse5_pperm_sign_v4si_v2di): Ditto.
6880 (sse5_pperm_sign_v4si_v2di): Ditto.
6881 (sse5_pperm_pack_v2di_v4si): Ditto.
6882 (sse5_pperm_pack_v4si_v8hi): Ditto.
6883 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6884 (sse5_perm<mode>): New SSE5 intrinsic insn.
6885 (rotl<mode>3): Ditto.
6886 (sse5_rotl<mode>3): Ditto.
6887 (sse5_ashl<mode>3): Ditto.
6888 (sse5_lshl<mode>3): Ditto.
6889 (sse5_frcz<mode>2): Ditto.
6890 (sse5s_frcz<mode>2): Ditto.
6891 (sse5_cvtph2ps): Ditto.
6892 (sse5_cvtps2ph): Ditto.
6893 (sse5_vmmaskcmp<mode>3): Ditto.
6894 (sse5_com_tf<mode>3): Ditto.
6895 (sse5_maskcmp<mode>3): Ditto.
6896 (sse5_maskcmp_uns<mode>3): Ditto.
6897 (sse5_maskcmp_uns2<mode>3): Ditto.
6898 (sse5_pcom_tf<mode>3): Ditto.
6900 * config/i386/predicates.md (sse5_comparison_float_operator):
6901 New predicate to match the comparison operators supported by
6902 the SSE5 com instruction.
6903 (ix86_comparison_int_operator): New predicate to match just the
6904 signed int comparisons.
6905 (ix86_comparison_uns_operator): New predicate to match just the
6906 unsigned int comparisons.
6908 * doc/invoke.texi (-msse5): Add documentation.
6909 (-mfused-madd): Ditto.
6911 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6913 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6915 (x86_64-*-*): Ditto.
6917 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6919 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6920 intrinisics for SSE5.
6922 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6925 * config/i386/mmintrin-common.h: New file, to contain common
6926 instructions between SSE4.1 and SSE5.
6928 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6929 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6930 (gen_regparm_prefix): Ditto.
6932 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6933 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6934 prototype_p to determine if a function is prototyped.
6936 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6938 * c-common.c (c_common_reswords) add the alignof keyword,
6939 with same RID as __alignof and __alignof__
6941 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6943 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6944 * hooks.c (hook_bool_const_int_const_int_true): New function.
6945 * target.h (struct gcc_target): Add can_eliminate field.
6946 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6947 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6948 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6949 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6950 (elim_table): Revise comment.
6951 * system.h (CAN_ELIMINATE): Poison.
6952 * defaults.h (CAN_ELIMINATE): Remove.
6953 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6955 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6956 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6958 (alpha_vms_can_eliminate): Declare as static, change return type to
6960 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6962 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6963 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6964 (arm_can_eliminate): New function.
6966 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6967 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6968 (avr_can_eliminate): Declare as static.
6969 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6971 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6972 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6973 (bfin_can_eliminate): New function.
6975 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6976 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6977 (crx_can_eliminate): New function.
6979 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6980 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6981 (fr30_can_eliminate): New function.
6983 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6984 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6985 (frv_can_eliminate): New function.
6987 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6988 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6989 (h8300_can_eliminate): New function.
6991 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6992 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6993 (i386_can_eliminate): Declare as static, change return type to bool.
6994 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6996 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6997 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6998 (ia64_can_eliminate): New function.
7000 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7001 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7002 (iq2000_can_eliminate): New function.
7004 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7005 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7006 (m32r_can_eliminate): New function.
7008 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7009 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7010 (m68hc11_can_eliminate): New function.
7012 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7013 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7014 (m68k_can_eliminate): New function.
7016 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7017 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7018 (mep_can_eliminate): New function.
7020 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7021 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7022 (mips_can_eliminate): New function.
7024 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7025 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7026 (rs6000_can_eliminate): New function.
7028 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7029 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7030 (s390_can_eliminate): Declare as static.
7031 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7033 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7034 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7035 (score_can_eliminate): New function.
7037 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7038 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7039 (sparc_can_eliminate): Declare as static.
7040 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7042 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7043 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7044 (xstormy16_can_eliminate): New function.
7046 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7047 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7048 (v850_can_eliminate): New function.
7050 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7052 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7053 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7054 (*movdfcc_ext[1234]): Disable for IEEE mode.
7056 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7058 * gimplify.c (prepare_gimple_addressable): New static function.
7059 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7061 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7062 manually fiddling with it.
7064 2009-08-25 Michael Matz <matz@suse.de>
7066 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7067 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7069 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7070 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7071 (do_jump): Split out code for simple binary comparisons into ...
7072 (do_jump_1): ... this, taking the individual operands and code.
7073 Change callers to helper function above accordingly.
7074 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7077 2009-08-25 Michael Matz <matz@suse.de>
7079 * expr.h (struct separate_ops, sepops): New type for passing
7080 around an exploded simple expression.
7081 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7082 Use this structure instead of expression tree.
7083 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7084 expression, only its type.
7085 (expand_vec_cond_expr): Take type and individual operands instead
7087 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7088 expand_vec_shift_expr): Change prototype accordingly.
7089 * tree-vect-stmts.c (vectorizable_condition): Change call of
7090 expand_vec_cond_expr_p to pass only type.
7091 * expr.c (do_store_flags): Change prototype and implementation
7092 to take an exploded expression.
7093 (expand_expr_real_1): New local ops initialized with details
7094 of the full expression. Use it instead of full
7095 expression in calls to do_store_flags, expand_vec_cond_expr,
7096 expand_widen_pattern_expr and expand_vec_shift_expr.
7098 2009-08-25 Michael Matz <matz@suse.de>
7100 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7101 treeop2 initialized with first three operands of the full expression.
7102 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7104 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7106 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7107 (__gthread_objc_condition_allocate): Mark arguments as unused.
7108 (__gthread_objc_condition_deallocate): Likewise.
7109 (__gthread_objc_condition_wait): Likewise.
7110 (__gthread_objc_condition_broadcast): Likewise.
7111 (__gthread_objc_condition_signal): Likewise.
7112 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7113 (__gthread_objc_thread_id): Likewise.
7115 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7118 * tree-pretty-print.c (print_call_name): Print the correct call name
7119 for procedure pointer components.
7121 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7123 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7124 default_promote_function_mode when not VMS.
7126 2009-08-24 Olivier Hainque <hainque@adacore.com>
7128 * convert.c (convert_to_integer): Don't assume an input pointer is
7129 POINTER_SIZE wide. Fetch from the type instead.
7131 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7133 * configure.ac (AC_PREREQ): Bump to 2.64.
7135 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7137 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7138 (process_command): Don't search standard_exec_prefix_1 and
7139 standard_exec_prefix_2.
7141 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7143 * config/arm/arm.c (output_return_instruction): Handle for
7146 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7148 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7150 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7152 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7153 (*arm_movdf_vfp): Likewise.
7155 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7157 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7158 (vashr<mode>3): Rename from ashr<mode>3.
7159 (vlshr<mode>3): Rename from lshr<mode>3.
7161 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7164 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7165 (check_format_info_main): Use scalar_identify_flag.
7166 (check_format_types): Check for scalar size identity if
7167 scalar_identify_flag is set.
7168 (printf_length_specs): Extend by new field.
7169 (asm_fprintf_length_specs): Likewise.
7170 (gcc_diag_length_specs): Likewise.
7171 (scanf_length_specs): Likewise.
7172 (strfmon_length_specs): Likewise.
7173 (gcc_gfc_length_specs): Likewise.
7174 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7175 (ms_printf_flag_specs): Likewise.
7176 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7178 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7181 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7182 (*call_value_pop_1): Ditto.
7183 (*sibcall_pop_1): New insn pattern.
7184 (*sibcall_value_pop_1): Ditto.
7186 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7189 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7192 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7195 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7196 (get_reg_use_in): New function.
7197 (forward_propagate_subreg): Propagate through subreg of zero_extend
7200 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7202 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7203 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7205 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7207 * configure.ac: Remove --with-datarootdir, --with-docdir,
7208 --with-htmldir switches. No need to call AC_SUBST for
7209 datarootdir, docdir, htmldir any more.
7210 * configure: Regenerate.
7211 * doc/install.texi (Configuration): Document --datarootdir,
7212 --docdir, --htmldir, --pdfdir; update documentation for
7213 --infodir, --mandir.
7214 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7217 * aclocal.m4: Regenerate.
7218 * config.in: Regenerate.
7219 * configure: Regenerate.
7221 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7222 Olivier Hainque <hainque@adacore.com>
7224 * config/ia64/ia64.c: Include libfuncs.h.
7225 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7226 (ia64_expand_call): Use reg 25 on VMS.
7227 (ia64_initialize_trampoline): Fix for VMS ABI.
7228 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7229 (ia64_function_arg): Initialize reg 25 on VMS.
7230 Fix OpenVMS ABI issues for varargs.
7231 For OpenVMS, emit the Argument Information register set in the
7232 incoming/sibcall case as well.
7233 (ia64_arg_type): New function.
7234 (ia64_function_arg_advance): Keep track of cum->words.
7235 Fix OpenVMS ABI issues for varargs.
7236 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7237 (ia64_override_options): Set flag_no_common on VMS.
7238 (ia64_init_builtins): Disable FWRITE builtin.
7239 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7240 (ia64_vms_init_libfuncs): Add decc$ routines.
7241 (ia64_vms_valid_pointer_mode): New function.
7242 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7243 (ia64_promote_function_mode): New function
7244 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7245 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7246 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7247 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7248 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7249 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7250 Suppress trailing '#' if VALUE is numeric.
7251 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7252 ia64_promote_function_mode.
7253 (TARGET_VALID_POINTER_MODE): Define.
7255 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7258 * config/rs6000/rs6000.c (rs6000_override_options): Use
7259 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7262 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7263 reporting of vector + decimal/boolean/complex error.
7265 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7267 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7268 __vector double TYPE_DECL.
7270 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7272 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7273 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7274 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7275 to pointer to enum machine_mode. Update all callers as needed.
7277 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7279 * config/alpha/alpha.md (exception_receiver): Emit alternative
7280 GP load sequence if flag_reorder_blocks_and_partition is set.
7281 (*exception_receiver_2): Also enable when
7282 flag_reorder_blocks_and_partition is set.
7284 2009-08-20 Matt Rice <ratmice@gmail.com>
7285 Diego Novillo <dnovillo@google.com>
7287 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7290 2009-08-20 Richard Guenther <rguenther@suse.de>
7292 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7293 * c-tree.h (c_dup_lang_specific_decl): Remove.
7294 (struct lang_decl, struct lang_type): Move definitions ...
7295 * c-lang.h: ... here. New file.
7296 * c-decl.c: Include c-lang.h.
7297 (c_dup_lang_specific_decl): Remove.
7298 * c-typeck.c: Include c-lang.h.
7299 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7300 (c-typeck.o): Likewise.
7301 * c-config-lang.in (gtfiles): Add c-lang.h.
7302 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7305 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7307 * config/alpha/alpha.c (alpha_end_function): Do not clear
7308 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7309 this is now handled in generic code.
7311 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7313 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7314 (s390_z10_fix_long_loop_prediction): New function.
7315 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7316 (s390_reorg): Walk over the INSNs and invoke
7317 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7319 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7321 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7322 "*brx_64bit", "*brx_31bit"): New patterns.
7323 * config/s390/s390.c ('E'): New output modifier.
7325 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7326 Richard Earnshaw <richard.earnshaw@arm.com>
7328 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7329 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7331 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7333 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7335 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7336 for mode mode of operand0 when doing secondary reload for SAR.
7338 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7341 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7342 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7344 2009-08-19 Jason Merrill <jason@redhat.com>
7346 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7347 supported template depth in C++0x.
7349 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7351 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7352 free_after_compilation.
7353 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7354 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7355 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7356 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7357 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7358 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7359 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7361 2009-08-19 Ian Lance Taylor <iant@google.com>
7363 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7364 of (plus (mult (neg B) C) A).
7366 2009-08-18 Michael Matz <matz@suse.de>
7368 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7369 instead of comparing TYPE_MAIN_VARIANT for equality.
7370 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7371 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7372 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7373 * gimplify.c (goa_lhs_expr_p): Ditto and use
7374 STRIP_USELESS_TYPE_CONVERSION.
7376 2009-08-18 Michael Matz <matz@suse.de>
7378 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7379 first field in a struct.
7380 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7382 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7384 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7385 locators before emit_insn is called. Remove assert that
7387 (alpha_end_function): Clear crtl->emit structure and free insn
7388 locators if cfun->is_thunk is true.
7390 2009-08-18 Jason Merrill <jason@redhat.com>
7392 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7394 * configure.ac: Test for it.
7395 * configure, config.in: Regenerate.
7396 * doc/install.texi: Document --enable-gnu-unique-object.
7398 2009-08-18 Richard Guenther <rguenther@suse.de>
7401 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7402 pow(x,y*z) only if x is nonnegative.
7404 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7406 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7410 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7411 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7413 2009-08-17 DJ Delorie <dj@redhat.com>
7415 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7416 * config/m32c/prologue.md (epilogue_freit): New.
7418 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7419 (bank_switch_p): Likewise.
7420 (fast_interrupt_p): Likewise.
7421 (interrupt_p): Likewise.
7422 (m32c_conditional_register_usage): Round memregs size up.
7423 (need_to_save): We only need to save $a0 when we use ENTER.
7424 (interrupt_p): Check for fast_interrupt too.
7425 (bank_switch_p): New.
7426 (fast_interrupt_p): New.
7427 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7428 (m32c_emit_prolog): Support bank switching and fast interrupts.
7429 * doc/extend.texi (Function Attributes): Add bank_switch and
7432 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7434 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7435 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7437 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7439 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7440 (menu): Add IA-64/VMS Options.
7441 (IA-64/VMS Options): Likewise.
7443 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7446 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7448 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7450 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7451 (mips_pop_asm_switch): Likewise.
7452 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7454 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7455 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7456 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7457 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7458 instead of set_noreorder.
7459 (mips_output_function_prologue): Use the new functions.
7460 (mips_output_function_epilogue): Likewise.
7461 (mips_need_noat_wrapper_p): New function, split out from...
7462 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7463 Use mips_push_asm_switch and mips_pop_asm_switch.
7464 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7465 and mips_pop_asm_switch.
7466 (ASM_OUTPUT_REG_POP): Likewise.
7467 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7468 Use mips_pop_asm_switch.
7469 (mips_asm_switch): New structure.
7470 (set_noreorder, set_nomacro): Replace with...
7471 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7472 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7473 instead of set_nomacro.
7474 (fix_truncsfsi2_macro): Likewise.
7475 (cprestore): Likewise.
7476 (hazard): Use mips_noreorder instead of set_noreorder.
7477 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7479 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7481 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7482 from prev_active_insn.
7484 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7486 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7487 * config/avr/avr.c (avr_override_options): Initialize
7488 avr_current_arch variable.
7489 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7490 __AVR_HAVE_16BIT_SP__ according to the device type.
7491 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7493 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7494 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7496 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7499 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7500 generating inlined subroutine die only. We shouldn't be
7501 called for anything else.
7502 (gen_block_die): Don't generate inline subroutine debug info for
7505 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7507 * graphite-poly.c (print_pbb): Print PBB index.
7509 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7512 * graphite-interchange.c (ppl_max_for_le): Moved...
7513 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7514 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7515 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7516 * graphite-ppl.h (ppl_max_for_le): Declared.
7518 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7520 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7521 supported on all platforms.
7522 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7523 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7524 * c-pragma.c: Likewise.
7525 * target-def.h (TARGET_INITIALIZER): Remove
7526 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7527 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7529 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7531 * config/ia64/fde-vms.c: New file.
7532 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7533 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7534 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7535 (uw_frame_state_for): Only register a personality routine if it is
7536 known to be compatible with our expectations.
7537 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7538 Declare unw_table_entry stack variable and
7539 mod all calls to _Unwind_FindTableEntry to add arg.
7540 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7541 (_Unwind_FindTableEntry): Add arg to prototype.
7543 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7545 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7546 field 'signal_pfs_loc'.
7547 (uw_frame_state_for): Remove duplicate code dealing with leaf
7548 procedures without unwind info.
7549 If in the frame after unwinding through a signal handler, restore
7550 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7551 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7552 'pfs_loc' to the AR.PFS location in the signal context; instead
7553 set 'signal_pfs_loc'.
7554 Manually generate the unwind info for the AR.PFS register.
7555 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7556 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7557 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7558 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7559 instead set 'signal_pfs_loc'.
7560 Remove code preventing the AR.PFS register from being restored
7561 from the signal context.
7563 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7564 Tristan Gingold <gingold@adacore.com>
7566 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7567 * config/ia64/t-vms: New file.
7568 * config/ia64/vms64.h: New file.
7569 * config/ia64/vms.h: New file.
7570 * config/ia64/vms-crtinit.asm: New file.
7571 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7572 * config/ia64/vms-unwind.h: New file.
7574 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7576 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7579 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7582 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7584 * real.h (do_mpc_arg2): ... here.
7585 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7588 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7590 * final.c (add_debug_prefix_map): Don't use GC memory for
7591 old_prefix and new_prefix.
7593 2009-08-14 Richard Guenther <rguenther@suse.de>
7595 * ipa-prop.c (compute_complex_pass_through): If we cannot
7596 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7598 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7600 * c-lex.c (c_lex_with_flags): Increase size of local variable
7601 to avoid memory clobber.
7603 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7606 * config/i386/i386.c (ix86_fp_comparison_strategy):
7607 Only enable/disable sahf at function granularity.
7609 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7611 PR rtl-optimization/41064
7612 * reload1.c (reload_as_needed): Don't call extract_insn
7613 for known invalid replacements after calling
7614 validate_replace_rtx_group and verify_changes.
7616 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7620 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7621 ix86_expand_fp_vcond.
7622 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7623 Assert that operation is supported by ix86_expand_int_vcond.
7624 (vcondu<SSEMODE124C8:mode>): Ditto.
7626 2009-08-13 DJ Delorie <dj@redhat.com>
7628 * config/i386/djgpp-stdint.h: New.
7629 * config.gcc (djgpp): Use it.
7631 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7633 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7634 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7636 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7638 * tree-ssa-loop-prefetch.c
7639 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7640 for long-stride pruning.
7641 (compute_miss_rate): New function to compute the probability
7642 that two memory references access different cache lines.
7644 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7646 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7648 2009-08-13 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7652 use the constant pointer type.
7653 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7654 of CV qualifiers on the target pointer type.
7655 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7656 conversion check before restrict check.
7658 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7661 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7663 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7665 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7667 2009-08-12 Richard Guenther <rguenther@suse.de>
7669 PR tree-optimization/41011
7670 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7671 and reference constructing.
7673 2009-08-12 Xinliang David Li <davidxl@google.com>
7675 PR tree-optimization/41012
7676 * tree-flow.h : New external interface.
7677 * gimple-low.c (check_call_arg): Change to public function.
7678 Remove argument mismatch check in lowering.
7679 * tree-inline.h (tree_can_inline_p): Interface change.
7680 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7682 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7683 Call change to tree_can_inline_p function.
7684 (cgraph_decide_inlining_incrementally): Ditto.
7686 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7688 PR tree-optimization/41031
7689 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7690 on the partition variable rather than promote_mode on the source
7691 type. Assert that the partition variable's type has the same
7692 mode as the source value's.
7694 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7696 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7697 for for_return == 2.
7698 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7700 * calls.c (expand_call): Fix typo.
7701 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7703 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7705 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7706 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7707 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7708 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7710 2009-08-12 Andrew Haley <aph@redhat.com>
7712 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7714 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7717 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7719 2009-08-12 Richard Guenther <rguenther@suse.de>
7721 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7722 * gimplify.c (gimplify_modify_expr): Do not use
7723 lang_hooks.types_compatible_p.
7724 * tree-ssa.c (useless_type_conversion_p): For aggregates
7725 just return false if the canonical types differ.
7727 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7730 * sese.c (convert_for_phi_arg): New.
7731 (add_guard_exit_phis): Use convert_for_phi_arg.
7733 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7735 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7736 unknown subscript upper bounds.
7738 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7739 Pranav Garg <pranav.garg2107@gmail.com>
7741 * graphite-interchange.c (gather_access_strides): Removed.
7742 (ppl_max_for_le): New.
7743 (build_linearized_memory_access): New.
7744 (memory_stride_in_loop): New.
7745 (pbb_interchange_profitable_p): Reimplemented.
7746 * graphite-ppl.h (ppl_new_id_map): New.
7747 (ppl_interchange): New.
7749 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7751 * graphite-interchange.c (compute_subscript): Removed.
7752 (compute_array_size_cstr): Removed.
7753 (compute_array_size_poly): Removed.
7754 (compute_array_size): Removed.
7755 (gather_access_strides_poly): Removed.
7756 (gather_access_strides): Empty.
7758 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7760 * graphite-dependences.c (dependence_polyhedron_1): Replace
7761 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7762 (graphite_legal_transform_dr): Same.
7763 (graphite_carried_dependence_level_k): Same.
7764 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7765 Initialize PDR_NB_SUBSCRIPTS.
7766 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7768 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7769 (PDR_NB_SUBSCRIPTS): New.
7770 (pdr_nb_subscripts): Removed.
7771 (pdr_dim): Simplified.
7772 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7773 with PDR_NB_SUBSCRIPTS.
7775 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7777 * graphite-interchange.c (compute_array_size): Remove use of
7779 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7780 Do not initialize PDR_DATA_CONTAINER.
7781 (print_pdr): Do not print PDR_DATA_CONTAINER.
7782 * graphite-poly.h (struct poly_dr): Remove data_container field.
7783 (PDR_DATA_CONTAINER): Removed.
7784 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7786 (build_poly_dr): Same.
7788 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7789 Sebastian Pop <sebastian.pop@amd.com>
7791 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7792 copy of the dependence polyhedron. Free the temporary objects.
7793 (graphite_carried_dependence_level_k): Free unused objects before
7796 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7798 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7799 Early return without analyzing the data dependences if no
7800 transform has been done. Call restore_scattering if the transform
7802 (graphite-interchange.c): Same.
7803 * graphite-poly.c (print_scattering_function): Test for
7805 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7806 (apply_poly_transforms): Do not gcc_assert that
7807 the transform is legal.
7808 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7809 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7810 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7811 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7812 * graphite-poly.h (struct poly_scattering): New.
7813 (struct poly_bb): Add original, transformed, and saved fields.
7814 Remove transformed_scattering, original_scattering,
7815 nb_local_variables and nb_scattering_transform fields.
7816 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7817 (poly_scattering_new): New.
7818 (poly_scattering_free): New.
7819 (poly_scattering_copy): New.
7820 (store_scattering_pbb): New.
7821 (store_scattering): New.
7822 (restore_scattering_pbb): New.
7823 (restore_scattering): New.
7824 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7825 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7827 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7829 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7832 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7834 * Makefile.in (graphite.o): Depends on PREDICT_H.
7835 * graphite.c: Include predict.h.
7836 (graphite_finalize): Call tree_estimate_probability.
7837 * predict.c (predict_loops): Do not call scev_initialize and
7839 (tree_estimate_probability_bb): New.
7840 (tree_estimate_probability): Do not initialize loops: move that
7841 code to the driver. Call tree_estimate_probability_bb.
7842 (tree_estimate_probability_driver): New.
7843 (pass_profile): Use tree_estimate_probability_driver.
7844 * predict.h (tree_estimate_probability): Declared.
7846 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7848 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7849 * graphite-dependences.c (graphite_legal_transform): Add time to
7850 TV_GRAPHITE_DATA_DEPS.
7851 (dependency_between_pbbs_p): Same.
7852 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7854 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7856 PR rtl-optimization/41033
7857 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7858 aliasing is disabled.
7860 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7862 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7863 si_mask_operand, and_load_operand, low_bitmask_operand,
7864 and_reg_operand, and_operand): New predicates.
7865 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7866 * config/mips/mips.c (and_operands_ok): New function.
7867 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7868 * config/mips/mips.md (move_type): Add ext_ins and logical.
7869 (type): Handle them.
7870 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7871 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7872 shift_shift. Remove commutative constraint modifier.
7873 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7875 (*clear_upper32_dext): Remove define_insn_and_split.
7876 (*clear_upper32): Turn this define_insn_and_split ...
7877 (splitter for ANDing register with 0xffff_ffff): .. into this.
7879 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7881 * combine.c (try_widen_shift_mode): Factor out code to check if an
7882 integer constant is a low-order bitmask from here ...
7883 * rtlanal.c (low_bitmask_len): ... to here.
7884 * rtl.h (low_bitmask_len): Declare.
7886 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7889 * config/alpha/alpha.md (addsi3): Remove expander.
7890 (addsi3): Rename from *addsi3_internal insn pattern.
7891 (subsi3): Remove expander.
7892 (subsi3): Rename from *subsi3_internal insn pattern.
7894 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7896 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7899 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7900 Eric Botcazou <botcazou@adacore.com>
7901 Douglas B Rupp <rupp@gnat.com>
7903 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7904 that records that fit in 64 bits are returned by immediate value,
7905 as required by OpenVMS Calling Standard.
7906 (function_value): Adjust for above modification.
7907 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7908 virtual_incoming_args_rtx as base object, not next_arg.
7909 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7911 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7913 * reload.c (find_reloads_subreg_address): Check the original
7914 req_equiv_mem address to detect the case where an address is
7915 not valid in the outer mode.
7917 2009-08-11 Richard Guenther <rguenther@suse.de>
7920 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7922 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7924 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7925 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7927 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7928 Douglas B Rupp <rupp@gnat.com>
7930 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7931 PT_STACK when frame_pointer_needed on OpenVMS.
7932 (alpha_pv_save_size, alpha_using_fp): Remove.
7933 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7934 with proper processing for PT_NULL.
7935 (alpha_vms_initial_elimination_offset): New function. Support for
7936 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7937 (alpha_sa_size): Force procedure type to PT_STACK when
7938 frame_pointer_needed on OpenVMS.
7939 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7940 (alpha_using_fp): Likewise.
7941 (alpha_vms_can_eliminate): Add prototype.
7942 (alpha_vms_initial_elimination_offset): Likewise.
7943 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7944 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7946 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7947 Douglas B Rupp <rupp@gnat.com>
7949 * config/alpha/alpha.c (common_object_handler): New function.
7950 (vms_attribute_table): Declare a single attribute "common_object".
7951 (vms_output_aligned_decl_common): New global function.
7952 (SECTION_VMS_OVERLAY): Delete.
7953 (SECTION_VMS_GLOBAL): Likewise.
7954 (SECTION_VMS_INITIALIZE): Likewise.
7955 (vms_asm_named_section): Remove support for above flags.
7956 (vms_section_type_flags): Delete.
7957 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7958 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7959 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7960 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7962 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7965 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7966 (sub_ddmmss): Likewise.
7968 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7971 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7974 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7977 * reload1.c (reload_as_needed): Use cancel_changes to completely
7978 undo a failed replacement attempt.
7980 2009-08-10 Richard Guenther <rguenther@suse.de>
7983 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7984 (useless_type_conversion_p): ... here. Require pointer targets
7987 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7990 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7991 loose the original type of the statement list.
7993 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7995 * config/alpha/alpha.c: Include libfuncs.h
7996 (avms_asm_output_extern): New function.
7997 (alpha_init_libfuncs): Init some decc libfuncs.
7998 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7999 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8000 (DO_CRTL_NAMES): Define.
8002 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8003 (LONG_TYPE_SIZE): Define.
8004 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8005 (SUBTARGET_SWITCHES): Define malloc64 switch.
8006 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8007 (MASK_RETURN_ADDR): Define.
8008 doc/invoke.texi (mmalloc64): Document switch.
8010 2009-08-09 Olivier Hainque <hainque@adacore.com>
8011 Douglas B Rupp <rupp@gnat.com>
8013 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8014 uses_condition_handler.
8015 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8016 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8017 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8018 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8019 (code_for_builtin): New insn codes for the new alpha_builtins.
8020 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8021 (alpha_sa_size): Account for uses_condition_handler.
8022 (alpha_expand_prologue): Likewise.
8023 (alpha_start_function): Likewise.
8024 (alpha_expand_epilogue): Likewise.
8025 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8026 establish/revert expanders.
8027 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8028 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8029 New expander, resorting to the alpha.c associated function.
8030 (builtin_revert_vms_condition_handler): Likewise.
8031 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8032 __gcc_shell_handler, the static VMS condition handler used as
8033 an indirection wrapper to the current dynamically established
8035 * config/alpha/vms-unwind.h: Complete rewrite.
8036 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8037 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8039 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8040 Douglas B Rupp <rupp@gnat.com>
8042 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8043 (alpha_need_linkage): Handle aliases. Return function symbol.
8044 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8045 Use ultimate alias target for the linkage name.
8046 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8047 by alpha_need_linkage for the function symbol.
8048 (setmemdi): Likewise.
8050 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8052 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8053 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8054 (ASM_WEAKEN_LABEL): Define.
8055 (CRT_CALL_STATIC_FUNCTION): Define.
8056 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8057 (ENDFILE_SPEC): Define.
8058 (INIT_SECTION_ASM_OP): Define.
8059 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8060 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8062 (MULTILIB_OSDIRNAMES): Define.
8063 (shlib_version): Define.
8064 (SHLIB_EXT): Define.
8065 (SHLIB_OBJS): Define.
8066 (SHLIB_NAME): Define.
8067 (SHLIB_MULTILIB): Define.
8068 (SHLIB_INSTALL): Define.
8069 (SHLIB_SYMVEC): Define.
8070 (SHLIB_SYMVECX2): Define.
8071 (SHLIB_LINK): Define.
8073 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8075 * config/alpha/alpha.c (alpha_initialize_trampoline):
8076 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8077 (alpha_start_function): Emit transfer address on nested functions
8078 for VMS trampoline call.
8079 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8080 since no longer used.
8081 * config/alpha/vms-tramp.asm: Remove.
8082 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8083 since now only data initialized at runtime.
8085 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8087 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8088 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8089 (MD_EXEC_PREFIX): Remove, no longer used.
8090 (MD_STARTFILE_PREFIX): Likewise.
8091 (INCLUDE_DEFAULTS): Likewise.
8092 * config/alpha/t-vms:
8093 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8095 2009-08-09 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/41016
8098 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8099 (operand_precision): Remove.
8100 (integral_operand_p): Likewise.
8101 (recognize_single_bit_test): Adjust.
8103 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8105 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8106 operation overflows. Likewise non-cast unary arithmetic.
8107 If one arm of a conditional expression is always taken,
8108 inhibit evaluation warnings for the other arm. Likewise inhibit
8109 evaluation warnings for the second && or || operand if the first
8110 operand is enough to determine the result.
8111 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8113 (build_binary_op): Prevent duplicate evaluation warnings.
8115 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8117 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8118 and destination have different modes, Use promote_mode to
8119 determine the signedness of the conversion. Assert that the
8120 promoted source mode matches the destination mode. Don't pass
8121 the destination and destination mode to expand_expr if the source
8122 mode is different. Simplify conversion logic.
8124 2009-08-09 Ira Rosen <irar@il.ibm.com>
8126 PR tree-optimization/41008
8127 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8128 from condition only in case it's a comparison. Adjust checks.
8130 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8132 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8133 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8134 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8135 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8136 (dump_cand): Handle them.
8137 (struct iv_cand): New members COST_STEP and AINC_USE.
8138 (stmt_after_increment): Likewise.
8139 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8140 callers changed. Use gimple_uid comparison instead of scanning.
8141 (add_candidate_1): When looking for identical candidates, take
8142 AINC_USE into account. Set it for new candidates.
8143 (force_expr_to_var_cost): Cast target_spill_cost to int.
8144 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8145 All callers changed. Check for availability of autoinc addressing
8146 modes, both in general for a given mode, and in the specific use case.
8147 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8149 (get_computation_cost): Likewise.
8150 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8151 add_autoinc_candidates): New static functions.
8152 (add_candidate): Call add_autoinc_candidates for candidates based on
8154 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8155 (determine_use_iv_cost_address): If we have an autoinc candidate at
8156 the matching use, verify autoinc is possible and subtract the cost
8157 of the candidate's step from the cost.
8158 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8159 member of the candidate.
8160 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8161 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8163 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8165 * config.build (ia64-hp-*vms*): New target.
8166 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8168 * config.gcc (ia64-hp-*vms*): New target.
8169 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8171 * config.host (ia64-hp-*vms*): New target.
8172 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8175 2009-08-08 Richard Guenther <rguenther@suse.de>
8177 PR tree-optimization/40991
8178 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8180 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8182 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8183 mode check. Do truncations in an integer mode.
8184 (force_to_mode): Handle subregs for all mode types. Only do
8185 arithmetic simplifications on integer modes.
8187 2009-08-07 Richard Guenther <rguenther@suse.de>
8189 PR tree-optimization/40999
8190 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8191 (maybe_fold_reference): Lookup constant initializers.
8192 (fold_gimple_assign): Likewise.
8194 2009-08-07 Richard Guenther <rguenther@suse.de>
8196 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8197 that require structural equality defer to the langhook.
8199 2009-08-07 Martin Jambor <mjambor@suse.cz>
8201 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8203 (struct ipa_pass_through_data): New type.
8204 (struct ipa_ancestor_jf_data): New type.
8205 (union jump_func_value): Removed field formal_id, added fields
8206 pass_through and ancestor.
8207 (struct ipa_param_call_note): Changed type of formal_id to int from
8209 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8210 operations jump functions and ancestor jump functions.
8211 (compute_complex_pass_through): New function.
8212 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8213 reflect changes in the jump function strucutre.
8214 (update_jump_functions_after_inlining): Ignore complex pass-through
8215 and ancestor jump functions.
8216 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8217 polynomial pass-through with operation jump functions.
8219 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8221 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8222 fde->dw_fde_begin as begin label instead of hot/cold label.
8223 Use LLSDAC label instead of LLSDA for second section lsda.
8224 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8225 label instead of LLSDA if it is true.
8226 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8228 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8229 SECTION argument. Use it as index into crtl->eh.call_site_record
8231 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8232 use it to determine how to print table entries instead of using
8233 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8234 label instead of normal begin label as base.
8235 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8236 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8237 ensure no EH range spans between sections and that landing pads
8238 are always in the corresponding section.
8239 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8240 for crtl->eh.call_site_record being an array rather than scalar.
8241 (output_one_function_exception_table): New function, copied
8242 from output_function_exception_table. Adjust
8243 dw2_size_of_call_site_table, dw2_output_call_site_table
8244 callers. For SECOND section use *C suffixed labels.
8245 (output_function_exception_table): Call
8246 output_one_function_exception_table and, when doing hot/cold
8247 partitioning, also another time for the second section.
8248 * opts.c: Include except.h.
8249 (decode_options): Allow -freorder-blocks-and-partition with
8250 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8251 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8252 * function.h (struct rtl_eh): Change call_site_record from
8253 scalar into array of 2 elements.
8255 2009-08-07 Martin Jambor <mjambor@suse.cz>
8257 * ipa-prop.c (count_formal_params_1): New function.
8258 (ipa_get_vector_of_formal_parms): New function.
8259 (get_vector_of_formal_parm_types): New function.
8260 (ipa_modify_formal_parameters): New function.
8261 (ipa_modify_call_arguments): New function.
8262 (index_in_adjustments_multiple_times_p): New function.
8263 (ipa_combine_adjustments): New function.
8264 (ipa_dump_param_adjustments): New function.
8265 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8266 (ipa_get_vector_of_formal_parms): Declare.
8267 (ipa_modify_formal_parameters): Declare.
8268 (ipa_modify_call_arguments): Declare.
8269 (ipa_combine_adjustments): Declare.
8270 (ipa_dump_param_adjustments): Declare.
8271 (build_ref_for_offset): Declare.
8272 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8273 * tree-sra.c: Include ipa-prop.c.
8274 (build_ref_for_offset): Make public.
8276 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8278 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8280 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8282 * gcc/doc/extend.texi (__builtin_extract_return_address)
8283 (__builtin_frob_return_address): Document.
8285 2009-08-06 Paul Brook <paul@codesourcery.com>
8287 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8288 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8289 implementation on ARMv6-M.
8291 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8293 * doc/extend.texi (pcs): Document new attribute for ARM.
8295 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8297 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8300 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8302 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8305 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8307 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8309 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8311 Merge ARM/hard_vfp_branch to trunk.
8313 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8315 * arm.c (libcall_eq): New function.
8316 (libcall_hash): New function.
8317 (add_libcall): New function.
8318 (arm_libcall_uses_aapcs_base): New function.
8319 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8320 libcalls using the base PCS.
8321 (arm_init_cumulative_args): Likewise.
8323 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8325 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8326 Use base ABI for conversion libfuncs between HFmode and SFmode.
8328 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8330 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8331 V4SImode as representatives of all 64-bit and 128-bit vector
8332 types. Allow vector types without vector modes.
8333 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8334 without vector modes like BLKmode.
8335 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8336 BLKmode. Avoid unsupported vector modes or TImode moves for
8338 (aapcs_vfp_allocate_return_reg): Likewise.
8339 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8340 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8342 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8344 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8345 (arm_get_pcs_model): Pass attribute arguments to
8346 arm_pcs_from_attribute.
8347 (arm_init_cumulative_args): Use base AAPCS for conversions from
8348 floating-point types to DImode.
8349 (arm_attribute_table): Add pcs attribute.
8350 (arm_handle_pcs_attribute): New.
8351 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8352 conversions from floating-point types to DImode, also declare them
8353 to use base AAPCS and declare functions they call to use base
8354 AAPCS and their RTABI names.
8356 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8358 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8359 -mfloat-abi=hard not being supported for VFP.
8361 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8363 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8364 SYMBOL_REF to hard_libcall_value.
8366 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8367 Richard Earnshaw <rearnsha@arm.com>
8369 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8370 has been put on the stack, all remaining co-processory arguments for
8371 that co-processor also go on the stack.
8373 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8375 * config/arm/arm.c (arm_return_in_memory): Handle returning
8376 vectors of suitable size in registers also for AAPCS case.
8378 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8380 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8382 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8384 ARM Hard-VFP calling convention
8385 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8386 * target.h (gcc_target): Add libcall_value to table of call hooks.
8387 * targhooks.h (default_libcall_value): Default implementation.
8388 * targhooks.c (default_libcall_value): Likewise.
8389 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8390 * optabs.c (expand_unop): Use it.
8391 * expr.h (hard_libcall_value): Pass the function RTX through.
8392 * calls.c (emit_library_call_value_1): Update call to
8394 * explow.c (hard_libcall_value): Use new target hook.
8395 * testsuite/lib/target-supports.exp
8396 (check_effective_target_arm_hard_vfp_ok): New hook.
8397 (check_effective_target_arm_neon_ok): Improve test for neon
8399 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8400 * config/arm/arm.c: Include cgraph.h
8401 (TARGET_FUNCTION_VALUE): Override default hook.
8402 (arm_pcs_default): New variable.
8403 (arm_override_options): Don't fault hard calling convention with VFP.
8404 Add support for AAPCS variants.
8405 (arm_function_value): Make static. Handle AAPCS variants.
8406 (arm_libcall_value): New function.
8407 (arm_apply_result_size): Handle VFP registers in results.
8408 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8410 (pcs_attribute_args): New variable.
8411 (arm_pcs_from_attribute): New function.
8412 (arm_get_pcs_model): New function.
8413 (aapcs_vfp_cum_init): New function.
8414 (aapcs_vfp_sub_candidate): New function.
8415 (aapcs_vfp_is_return_candidate): New function.
8416 (aapcs_vfp_is_call_candidate): New function.
8417 (aapcs_vfp_allocate): New function.
8418 (aapcs_vfp_allocate_return_reg): New function.
8419 (aapcs_vfp_advance): New function.
8420 (aapcs_cp_arg_layout): New variable.
8421 (aapcs_select_call_coproc): New function.
8422 (aapcs_select_return_coproc): New function.
8423 (aapcs_allocate_return_reg): New function.
8424 (aapcs_libcall_value): New function.
8425 (aapcs_layout_arg): New function.
8426 (arm_init_cumulative_args): Initialize AAPCS args data.
8427 (arm_function_arg): Handle AAPCS variants using new interface.
8428 (arm_arg_parital_bytes): Likewise.
8429 (arm_function_arg_advance): New function.
8430 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8431 calling conventions.
8432 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8433 * arm.h (NUM_VFP_ARG_REGS): Define.
8434 (LIBCALL_VALUE): Update.
8435 (FUNCTION_VALUE): Delete.
8436 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8437 (arm_pcs): New enum.
8438 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8439 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8440 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8441 * arm-protos.h (arm_function_arg_advance): Add.
8442 (aapcs_libcall_value): Add.
8443 (arm_function_value): Delete.
8445 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8446 H.J. Lu <hongjiu.lu@intel.com>
8449 * config/i386/i386.c (standard_sse_mode_p): Remove.
8450 (standard_sse_constant_p): Return 2 for integer mode
8451 vector_all_ones_operand when SSE2 is enabled.
8452 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8453 (ix86_expand_vector_move): Do not check for negative values from
8454 standard_sse_constant_p.
8456 2009-08-06 Richard Guenther <rguenther@suse.de>
8458 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8459 array type comparisons frontend independent.
8460 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8461 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8462 out array reference lower bound and element size operands.
8463 (ao_ref_init_from_vn_reference): Properly compute the offset
8464 for ARRAY_RANGE_REF.
8465 (vn_reference_fold_indirect): Fill out array reference lower
8466 bound and element size operands.
8467 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8468 a non gimple valued reference operand which can happen for
8469 array reference lower bound or element size.
8470 (create_component_ref_by_pieces_1): Properly generate the
8471 element size operand for array references.
8473 2009-08-06 Richard Guenther <rguenther@suse.de>
8475 PR tree-optimization/40964
8476 * tree.c (iterative_hash_host_wide_int): Export.
8477 * tree.h (iterative_hash_host_wide_int): Declare.
8478 * tree-ssa-structalias.c (heapvar_map): New struct.
8479 (heapvar_map_eq): New function.
8480 (heapvar_map_hash): Likewise.
8481 (heapvar_lookup): Adjust.
8482 (heapvar_insert): Likewise.
8483 (make_constraint_from_heapvar): Allow multiple heap variables
8484 per decl at different offsets.
8485 (init_alias_heapvars): Adjust.
8487 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8489 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8490 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8491 trailing sync if TARGET_SYNC_AFTER_SC.
8493 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8495 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8496 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8497 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8498 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8499 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8500 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8501 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8502 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8503 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8504 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8505 the prototype declaration match the definition.
8506 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8507 instructions explicitly. Add barrier_before and operands
8509 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8510 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8511 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8512 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8513 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8514 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8516 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8518 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8520 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8521 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8524 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8527 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8529 PR rtl-optimization/40924
8530 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8531 make sure canon_rtx (mem_address) isn't simpler than
8532 canon_rtx (expanded_mem_address).
8534 2009-08-05 Li Feng <nemokingdom@gmail.com>
8536 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8538 (build_scop_drs): Build alias set for each SCoP.
8540 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8542 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8543 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8544 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8545 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8546 (BASE_DRIVER_SELF_SPECS): Likewise.
8548 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8550 * tree-ssa-alias.c: Fix some comment typos.
8552 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8554 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8555 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8557 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8560 * simplify-rtx.c (simplify_binary_operation_1): Disable
8561 simplifications for decimal float operations.
8563 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8566 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8567 operand of INDIRECT_REF.
8569 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8571 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8572 constants referencing TLS symbols.
8574 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8576 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8577 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8579 2009-08-03 Richard Guenther <rguenther@suse.de>
8581 * tree.c (make_vector_type): Build a main variant first,
8582 get the canonical one and then build the variant.
8583 * tree-ssa.c (useless_type_conversion_p_1): Handle
8585 (useless_type_conversion_p): Conversions to pointers to
8586 incomplete record types are useless.
8588 2009-08-03 Richard Guenther <rguenther@suse.de>
8590 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8591 file will be created.
8592 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8593 * toplev.c (compile_file): Adjust comment.
8595 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8597 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8598 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8599 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8600 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8601 (sh_promote_function_mode): Fix typo.
8603 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8605 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8607 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8609 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8610 declaration arguments.
8612 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8614 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8615 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8616 (ix86_split_ashl): Ditto.
8617 (ix86_expand_vector_init_one_nonzero): Ditto.
8618 (ix86_expand_vector_set): Ditto.
8619 (ix86_expand_reduc_v4sf): Ditto.
8621 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8623 * explow.c (promote_function_mode): Remove assert.
8624 * config/sh/sh.c (sh_promote_function_mode): Declare.
8626 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8628 * config/pa/pa.c (pa_promote_function_mode): Declare.
8629 Change to static. Fix promote_mode call.
8631 * gthr-dce.h (CONST_CAST2): Define if not defined.
8632 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8634 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8636 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8638 * expr.c (store_constructor): Use promote_decl_mode. Remove
8639 now write-only variable unsignedp.
8640 (expand_expr_real_1): Use promote_decl_mode.
8641 * expr.h (promote_function_mode, promote_decl_mode): New.
8642 (promote_mode): Remove last argument.
8643 * function.c (assign_temp): Drop last argument of promote_mode.
8644 (assign_parm_find_data_types): Use promote_function_mode.
8645 (assign_parm_setup_reg): Likewise.
8646 (expand_function_end): Use promote_function_mode.
8647 * calls.c (initialize_argument_information): Use promote_function_mode.
8648 (precompute_arguments): Use promote_mode instead of checking if
8649 only PROMOTE_FUNCTION_MODE is defined.
8650 (expand_call): When making sibcall decisions, use promote_function_mode.
8651 Below, remove an if for targetm.calls.promote_function_return and
8652 and use promote_function_mode.
8653 (emit_library_call_value_1): Use promote_function_mode, fix bug
8654 where promote_mode was passed FOR_CALL == 0 for a return value in an
8656 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8657 * explow.c (promote_function_mode, promote_decl_mode): New.
8658 (promote_mode): Keep only the FOR_CALL == 0 case.
8659 * combine.c (setup_incoming_promotion): Remove test of
8660 promote_function_args. Use promote_function_mode.
8661 * stmt.c (expand_value_return): Use promote_decl_mode.
8662 (expand_decl): Use promote_decl_mode.
8664 * expr.c (store_constructor): Use promote_decl_mode. Remove
8665 now write-only variable unsignedp.
8666 (expand_expr_real_1): Use promote_decl_mode.
8667 * expr.h (promote_function_mode, promote_decl_mode): New.
8668 (promote_mode): Remove last argument.
8669 * function.c (assign_temp): Drop last argument of promote_mode.
8670 (assign_parm_find_data_types): Use promote_function_mode.
8671 (assign_parm_setup_reg): Likewise.
8672 (expand_function_end): Use promote_function_mode.
8673 * calls.c (initialize_argument_information): Use promote_function_mode.
8674 (precompute_arguments): Use promote_mode instead of checking if
8675 only PROMOTE_FUNCTION_MODE is defined.
8676 (expand_call): When making sibcall decisions, use promote_function_mode.
8677 Below, remove an if for targetm.calls.promote_function_return and
8678 and use promote_function_mode.
8679 (emit_library_call_value_1): Use promote_function_mode, fix bug
8680 where promote_mode was passed FOR_CALL == 0 for a return value in an
8682 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8683 * explow.c (promote_function_mode, promote_decl_mode): New.
8684 (promote_mode): Keep only the FOR_CALL == 0 case.
8685 * combine.c (setup_incoming_promotion): Remove test of
8686 promote_function_args. Use promote_function_mode.
8687 * stmt.c (expand_value_return): Use promote_decl_mode.
8688 (expand_decl): Use promote_decl_mode.
8690 * explow.c (promote_function_mode): Just call the target hook.
8691 * targhooks.c (default_promote_function_mode,
8692 default_promote_function_mode_always_promote): New.
8693 * targhooks.h (default_promote_function_mode,
8694 default_promote_function_mode_always_promote): Declare.
8695 * target.h (promote_function_args, promote_function_return): Remove.
8696 (promote_function_mode): New.
8697 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8698 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8699 (TARGET_PROMOTE_FUNCTION_MODE): New.
8700 (TARGET_CALLS): Adjust.
8701 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8702 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8704 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8705 * config/s390/s390.c (s390_promote_function_mode): ... here,
8706 with pointer handling.
8707 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8708 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8710 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8711 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8712 with pointer handling.
8713 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8714 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8716 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8717 * config/sh/sh.c (sh_promote_function_mode): New.
8718 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8719 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8721 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8722 * config/cris/cris.c (cris_promote_function_mode): ... here.
8723 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8724 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8726 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8727 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8728 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8729 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8731 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8732 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8733 complex type handling.
8734 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8735 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8737 * config/pa/pa.c (pa_promote_function_mode): New.
8738 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8739 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8741 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8742 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8743 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8744 * config/xtensa/xtensa.c: Likewise.
8745 * config/stormy16/stormy16.c: Likewise.
8746 * config/iq2000/iq2000.c: Likewise.
8747 * config/rs6000/rs6000.c: Likewise.
8748 * config/picochip/picochip.c: Likewise.
8749 * config/arc/arc.c: Likewise.
8750 * config/mcore/mcore.c: Likewise.
8751 * config/score/score.c: Likewise.
8752 * config/mips/mips.c: Likewise.
8753 * config/bfin/bfin.c: Likewise.
8754 * config/ia64/ia64.c: Likewise (disabled though).
8756 * config/frv/frv.h: Remove pointless remark.
8758 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8759 TARGET_PROMOTE_FUNCTION_ARGS,
8760 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8761 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8763 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8765 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8766 -floop-parallelize-all.
8767 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8768 flag_loop_parallelize_all.
8769 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8770 * graphite.c (graphite_transform_loops): Same.
8772 * graphite-poly.c (apply_poly_transforms): Same.
8774 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8776 PR tree-optimization/40914
8777 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8778 if set, then check the delta field of the PMF record.
8779 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8780 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8781 call is stored in the delta.
8783 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8785 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8787 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/bsd.h (ASM_BYTE): New define.
8790 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8791 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8792 .byte. Use fputs or putc instead of fprintf where appropriate.
8793 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8794 fputs or putc instead of fprintf where appropriate.
8795 * config/i386/i386elf.h: Ditto.
8796 * config/i386/sysv4.h: Ditto.
8798 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8799 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8800 (*tls_global_dynamic_64): Ditto.
8802 2009-07-31 Christian Bruel <christian.bruel@st.com>
8804 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8806 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8808 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8809 Remove dead code for MINUS.
8811 2009-07-31 Anthony Green <green@moxielogic.com>
8813 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8815 (moxie_expand_epilogue): Ditto for epilogue.
8816 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8818 (moxie_function_arg): Ditto.
8819 (moxie_pass_by_reference): Ditto.
8820 (moxie_arg_partial_bytes): Ditto.
8821 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8822 (FUNCTION_ARG_ADVANCE) Ditto.
8823 (REG_PARM_STACK_SPACE) Ditto.
8824 (FUNCTION_ARG_REGNO_P) Dito.
8826 * config.gcc: Add moxie linux config support.
8827 * gcc/config/moxie/uclinux.h: New file.
8829 2009-07-31 DJ Delorie <dj@redhat.com>
8831 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8832 (UNSPECV_SP_SWITCH_E): New.
8833 (sp_switch_1): Change to an unspec.
8834 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8836 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8837 reference the new stack's address
8839 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8841 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8842 graphite-clast-to-gimple.o, graphite-dependences.o,
8843 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8844 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8845 (graphite-blocking.o,
8846 graphite-clast-to-gimple.o, graphite-dependences.o,
8847 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8848 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8849 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8850 * cfgloop.h (struct loop): Add can_be_parallel field.
8851 * common.opt (fgraphite-identity): Moved up.
8852 (fgraphite-force-parallel): New flag.
8853 * graphite.c: Rewrite.
8854 * graphite.h: Rewrite.
8855 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8857 * toplev.c (graphite_out_file): New file descriptor.
8858 (graphite_in_file): New.
8859 (process_options): flag_graphite_force_parallel cannot be used without
8861 * tree-ssa-loop.c: Include toplev.h.
8862 (gate_graphite_transforms): Enable flag_graphite for
8863 flag_graphite_force_parallel.
8865 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8867 * ChangeLog.graphite: New.
8868 * graphite-blocking.c: New.
8869 * graphite-clast-to-gimple.c: New.
8870 * graphite-clast-to-gimple.h: New.
8871 * graphite-dependences.c: New.
8872 * graphite-dependences.h: New.
8873 * graphite-interchange.c: New.
8874 * graphite-poly.c: New.
8875 * graphite-poly.h: New.
8876 * graphite-ppl.c: New.
8877 * graphite-ppl.h: New.
8878 * graphite-scop-detection.c: New.
8879 * graphite-scop-detection.h: New.
8880 * graphite-sese-to-poly.c: New.
8881 * graphite-sese-to-poly.h: New.
8885 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8887 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8888 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8890 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8892 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8893 (scev_is_linear_expression): Return false if the evolution is not
8894 affine multivariate.
8896 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8898 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8899 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8901 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8903 * tree-data-ref.c (debug_data_references): New.
8904 (debug_data_reference): New.
8905 * tree-data-ref.h (debug_data_references): Declared.
8906 (debug_data_reference): Declared.
8908 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8910 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8911 * tree-data-ref.h (scop_p): Removed.
8912 (struct data_reference): Remove field scop.
8914 (stmt_simple_memref_p): Removed.
8916 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8918 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8919 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8922 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8924 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8926 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8928 * doc/invoke.texi (-fgraphite-identity): Documented.
8930 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8932 * tree-scalar-evolution.c: Fix comment.
8933 (instantiate_scev_1): Return unknow from scev instantiation if the
8934 result is not above instantiate_below.
8936 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8938 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8939 static anymore. Instantiate the symbols that may have been introduced
8941 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8944 2009-07-30 DJ Delorie <dj@redhat.com>
8946 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8947 .vliw directive to VLIW sections.
8949 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8951 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8953 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8954 (AUTOHEADER): New variable.
8955 ($(srcdir)/cstamp-h.in): Use it.
8957 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8958 Pat Haugen <pthaugen@us.ibm.com>
8959 Revital Eres <ERES@il.ibm.com>
8961 * config/rs6000/vector.md (VEC_F): Add VSX support.
8965 (vector_load_<mode>): Ditto.
8966 (vector_store_<mode>): Ditto.
8967 (vector GPR move split): Ditto.
8968 (vec_reload_and_plus_<mptrsize>): Ditto.
8969 (vec_reload_and_reg_<mptrsize>): Ditto.
8970 (add<mode>3): Ditto.
8971 (sub<mode>3): Ditto.
8972 (mul<mode>3): Ditto.
8973 (neg<mode>2): Ditto.
8974 (abs<mode>2): Ditto.
8975 (smin<mode>3): Ditto.
8976 (smax<mode>3): Ditto.
8977 (vector_eq<mode>): Ditto.
8978 (vector_gt<mode>): Ditto.
8979 (vector_ge<mode>): Ditto.
8980 (vector_gtu<mode>): Ditto.
8981 (vector_select_<mode>_uns): Ditto.
8982 (vector_eq_<mode>_p): Ditto.
8983 (vector_gt_<mode>_p): Ditto.
8984 (vector_ge_<mode>_p): Ditto.
8985 (vector_gtu_<mode>_p): Ditto.
8986 (cr6_test_for_zero): Ditto.
8987 (cr6_test_for_zero_reverse): Ditto.
8988 (cr6_test_for_lt): Ditto.
8989 (cr6_test_for_lt_reverse): Ditto.
8990 (xor<mode>3): Ditto.
8991 (ior<mode>3): Ditto.
8992 (and<mode>3): Ditto.
8993 (one_cmpl<mode>2): Ditto.
8994 (nor<mode>2): Ditto.
8995 (andc<mode>2): Ditto.
8996 (float<VEC_int<mode>2): Ditto.
8997 (unsigned_float<VEC_int><mode>2): Ditto.
8998 (fix_trunc<mode><VEC_int>2): Ditto.
8999 (fixuns_trunc<mode><VEC_int>2): Ditto.
9001 (vec_set<mode>): Ditto.
9002 (vec_extract<mode>): Ditto.
9003 (vec_interleave_highv4sf): Ditto.
9004 (vec_interleave_lowv4sf): Ditto.
9005 (vec_realign_load_<mode>): Ditto.
9006 (vec_shl_<mode>): Ditto.
9007 (vec_shr_<mode>): Ditto.
9008 (div<mode>3): New patterns for VSX.
9009 (vec_interleave_highv2df): Ditto.
9010 (vec_interleave_lowv2df): Ditto.
9011 (vec_pack_trunc_v2df): Ditto.
9012 (vec_pack_sfix_trunc_v2df): Ditto.
9013 (vec_pack_ufix_trunc_v2df): Ditto.
9014 (vec_unpacks_hi_v4sf): Ditto.
9015 (vec_unpacks_lo_v4sf): Ditto.
9016 (vec_unpacks_float_hi_v4si): Ditto.
9017 (vec_unpacks_float_lo_v4si): Ditto.
9018 (vec_unpacku_float_hi_v4si): Ditto.
9019 (vec_unpacku_float_lo_v4si): Ditto.
9020 (movmisalign<mode>): Ditto.
9021 (vector_ceil<mode>2): New patterns for vectorizing math library.
9022 (vector_floor<mode>2): Ditto.
9023 (vector_btrunc<mode>2): Ditto.
9024 (vector_copysign<mode>3): Ditto.
9026 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9027 predicate for setting the high bit in each word, used for copysign.
9029 * config/rs6000/ppc-asm.h (f19): Whitespace.
9030 (f32-f63): Define if VSX.
9031 (v0-v31): Define if Altivec.
9032 (vs0-vs63): Define if VSX.
9034 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9036 * config/rs6000/power7.md: New file, provide tuning parameters for
9039 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9040 (rs6000_cpu_cpp_builtins): Ditto.
9041 (altivec_overloaded_builtins): Ditto.
9042 (altivec_resolve_overloaded_builtin): Ditto.
9044 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9045 debug switch to disable vectorizing simple math builtin
9048 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9049 Vectorize simple math builtin functions.
9050 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9051 hook to vectorize math builtins.
9052 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9053 (rs6000_builtin_conversion): Add VSX/power7 support.
9054 (rs6000_builtin_vec_perm): Ditto.
9055 (vsplits_constant): Add support for loading up a vector constant
9056 with just the high bit set in each part.
9057 (rs6000_expand_vector_init): Add VSX/power7 support.
9058 (rs6000_expand_vector_set): Ditto.
9059 (rs6000_expand_vector_extract): Ditto.
9060 (rs6000_emit_move): Ditto.
9061 (bdesc_3arg): Ditto.
9062 (bdesc_2arg): Ditto.
9063 (bdesc_1arg): Ditto.
9064 (rs6000_expand_ternop_builtin): Ditto.
9065 (altivec_expand_builtin): Ditto.
9066 (rs6000_expand_unop_builtin): Ditto.
9067 (rs6000_init_builtins): Ditto.
9068 (altivec_init_builtins): Ditto.
9069 (builtin_function_type): Ditto.
9070 (rs6000_common_init_builtins): Ditto.
9071 (rs6000_handle_altivec_attribute); Ditto.
9072 (rs6000_mangle_type): Ditto.
9073 (rs6000_vector_mode_supported_p): Ditto.
9074 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9077 * config/rs6000/vsx.md: New file for VSX support.
9079 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9080 identifing values with just the most significant bit set.
9081 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9082 vectorized builtins.
9084 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9085 (UNSPEC_VRFIM): Delete.
9086 (splitter for loading up vector with most significant bit): New
9087 splitter for vectorizing copysign.
9088 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9089 vectorizing simple math functions.
9090 (altivec_vrfip): Add support for vectorizing simple math functions.
9091 (altivec_vrfim): Ditto.
9092 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9094 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9095 (power7.md, vsx.md): Include for power7 support.
9096 (copysigndf3): Use VSX instructions if -mvsx.
9097 (negdf2_fpr): Ditto.
9098 (absdf2_fpr): Ditto.
9099 (nabsdf2_fpr): Ditto.
9100 (adddf3_fpr): Ditto.
9101 (subdf3_fpr): Ditto.
9102 (muldf3_fpr): Ditto.
9103 (divdf3_fpr): Ditto.
9104 (fix_truncdfdi2_fpr): Ditto.
9105 (cmpdf_internal1): Ditto.
9106 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9107 (btruncdf2, btruncdf2_fpr): Ditto.
9108 (ceildf2, ceildf2_fpr): Ditto.
9109 (floordf2, floordf2_fpr): Ditto.
9110 (floatdidf2, floatdidf2_fpr): Ditto.
9111 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9112 (fmsubdf4_fpr): Ditto.
9113 (fnmadddf4_fpr_1): Ditto.
9114 (fnmadddf4_fpr_2): Ditto.
9115 (fnmsubdf4_fpr_1): Ditto.
9116 (fnmsubdf4_fpr_2): Ditto.
9117 (fixuns_truncdfdi2): Add expander for VSX support.
9118 (fix_truncdfdi2): Ditto.
9119 (fix_truncdfsi2): Ditto.
9121 (btruncsf2): Whitespace.
9122 (movdf_hardfloat32): Add support for VSX registers.
9123 (movdf_softfloat32): Ditto.
9124 (movdf_hardfloat64): Ditto.
9125 (movdf_hardfloat64_mfpgpr): Ditto.
9126 (movdf_softfloat64): Ditto.
9127 (movti splitters): Add check for vector registers supporting
9128 TImode in the future.
9129 (bpermd): Add power7 bpermd instruction.
9131 * config/rs6000/altivec.h (vec_div): Define if VSX.
9135 (vec_nearbyint): Ditto.
9138 (all predicates): Use the generic builtin function, and not the V4SF
9139 specific function so that the predicates will work with VSX's V2DF.
9143 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9144 Document new VSX functions and types.
9146 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9149 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9150 "wa", and "j" constraints. Modify "v" to talk about Altivec
9151 instead of just vector.
9153 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9156 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9157 location for phi arguments.
9158 (rewrite_update_phi_arguments): Find locations for reaching defs.
9159 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9160 Add location to add_phi_arg calls.
9161 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9162 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9163 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9164 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9165 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9166 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9167 * tree-phinodes.c (make_phi_node): Initialize location.
9168 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9169 (add_phi_arg): Add location parameter.
9170 (remove_phi_arg_num): Move location when moving phi argument.
9171 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9173 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9174 slpeel_update_phi_nodes_for_guard1,
9175 slpeel_update_phi_nodes_for_guard2,
9176 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9177 vect_loop_versioning): Set locations.
9178 * tree-parloops.c (create_phi_for_local_result,
9179 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9180 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9181 * tree-vect-loop.c (get_initial_def_for_induction,
9182 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9184 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9185 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9186 (gimple_phi_arg_set_location): New. Set locus.
9187 (gimple_phi_arg_has_location): New. Check for locus.
9188 (redirect_edge_var_map_location): New. Return locus from var_map.
9189 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9190 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9191 combining PHI arguments.
9192 (cond_store_replacement): Set location.
9193 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9194 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9195 scop_add_exit_phis_edge): Add locations.
9196 * tree-cfgcleanup.c (remove_forwarder_block,
9197 remove_forwarder_block_with_phi): Add locations.
9198 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9199 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9201 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9202 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9203 flush_pending_stmts): Add source location.
9204 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9205 stack to preserve locations.
9206 * tree-vect-stmts.c (vectorizable_load): Add location.
9207 * tree-inline.c (copy_phis_for_bb): Copy locus.
9208 (setup_one_parameter): Add call locus to inlined parameter stmts.
9209 (initialize_inlined_parameters): Pass in call location as parameter
9211 (tree_function_versioning): Pass location to setup_one_parameter.
9212 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9213 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9214 copy and edge lists.
9215 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9216 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9217 locus parameter and override the stmt default if provided.
9218 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9219 elim_graph_add_edge, elim_graph_remove_succ_edge,
9220 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9221 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9222 eliminate_phi): Add locus info in elimination graph for each edge and
9224 (insert_backedge_copies): Copy locus if present.
9225 * tree-flow.h (struct _edge_var_map): Add locus field.
9226 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9227 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9228 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9230 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9232 2009-07-30 Martin Jambor <mjambor@suse.cz>
9234 PR tree-optimization/40570
9235 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9238 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9240 * ssa-loop-manip.c: Include langhooks.h.
9241 (rewrite_phi_with_iv): New.
9242 (rewrite_all_phi_nodes_with_iv): New.
9243 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9244 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9245 * tree-parloops.c (loop_parallel_p): Move out all conditions
9246 except dependency check.
9247 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9248 (gen_parallel_loop): Call canonicalize_loop_ivs without
9249 reduction_list argument.
9250 (build_new_reduction): New.
9251 (gather_scalar_reductions): New.
9252 (try_get_loop_niter): New.
9253 (try_create_reduction_list): New.
9254 (parallleize_loops): Change the parallel conditions check.
9255 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9256 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9258 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9260 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9262 * doc/options.texi (Option properties): Mention new quoting syntax.
9264 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9266 * config/alpha/alpha.c (alpha_start_function):
9267 Handle VMS_DEBUG_MAIN_POINTER
9268 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9269 * doc/invoke.texi: Document -mdebug-main switch.
9271 2009-07-29 Richard Henderson <rth@redhat.com>
9273 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9274 (cgraph_create_edge_including_clones): Likewise.
9275 * tree-inline.c (copy_bb): Operate on the correct edges
9276 when updating the callgraph.
9278 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9280 * config/alpha/vms-cc.c: Deleted.
9281 * config/alpha/vms-ld.c: Deleted.
9282 * config/alpha/t-vms64: Moved to config/vms
9283 * config/alpha/vms-crt0-64.c: Moved to config/vms
9284 * config/alpha/vms-crt0.c: Moved to config/vms
9285 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9286 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9287 * config/alpha/xm-vms.h: Moved to config/vms
9288 * config/alpha/x-vms: Moved to config/vms
9289 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9291 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9292 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9294 * config/vms/t-vms64: Moved here from config/alpha
9295 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9296 (argc,argv,envp): Enforce 32bit malloc'ing.
9297 * config/vms/vms-psxcrt0-64.c: Likewise.
9298 * config/vms/vms-crt0.c: Moved here from config/alpha.
9299 * config/vms/vms-psxcrt0.c: Likewise.
9300 * config/vms/vms-crtl-64.h: New file.
9301 * config/vms/vms-crtl.h: New file.
9302 * config/vms/vms.opt: New file.
9303 * config/vms/xm-vms64.h: New file.
9304 * config/vms/xm-vms.h: Moved here from config/alpha.
9305 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9307 * config/vms/x-vms: Moved here from config/alpha.
9308 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9309 (vms-ld.o, vms-cc.o): Removed.
9310 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9312 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9314 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9315 correct stack (obvious VMS fix).
9317 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9319 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9320 date, version info if VMS_DEBUGGING_INFO defined.
9321 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9322 size, date calculating code moved here.
9324 2009-07-29 Paul Brook <paul@codesourcery.com>
9326 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9329 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9332 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9333 to DImode when generating insq_le insn.
9335 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9337 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9338 New macro set for VMS_DEBUGGGING_INFO.
9339 (AT_string_form): Use it.
9341 2009-07-28 DJ Delorie <dj@redhat.com>
9343 * config/mep/mep.c (vtext_section): New.
9344 (vftext_section): New.
9345 (ftext_section): New.
9346 (mep_select_section): Add support for functions.
9347 (mep_unique_section): Likewise.
9348 (mep_asm_init_sections): Likewise.
9349 (mep_encode_section_info): Remove it from here.
9351 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9353 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9355 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9356 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9358 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9360 * dwarf2out.c (output_file_names): Test new macro
9361 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9362 (add_comp_dir_attribute): Likewise.
9364 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9366 * config/i386/mingw-w64.h (LINK_SPEC): Add
9367 separating space between commands.
9369 2009-07-28 Jan Hubicka <jh@suse.cz>
9371 PR tree-optimization/40759
9372 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9375 2009-07-27 DJ Delorie <dj@redhat.com>
9377 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9378 types are dword-aligned.
9379 (mep_expand_va_start): Likewise.
9381 2009-07-27 Olivier Hainque <hainque@adacore.com>
9382 Douglas B Rupp <rupp@gnat.com>
9384 * convert.c (convert_to_pointer): Don't assume the target
9385 pointer type is POINTER_SIZE long. Fetch its precision instead.
9387 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9389 * system.h (fopen): Undefine if macro.
9391 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9393 * dwarf2out.c (output_cfi_p): Removed.
9394 (output_cfis): New function.
9395 (output_fde): New function, split from output_call_frame_info.
9396 (output_call_frame_info): Use it.
9397 (dwarf2out_switch_text_section): Use output_cfis.
9399 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9401 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9402 TARGET_BI_ARCH is specified without enabling SJLJ.
9403 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9404 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9406 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9408 * arm.md (negdi2): Use DImode if forcing a value into a register.
9410 2009-07-26 Ira Rosen <irar@il.ibm.com>
9412 PR tree-optimization/40801
9413 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9414 of vector operand from the previous copy of vector statement.
9415 Pass the correct definition type value to
9416 vect_get_vec_def_for_stmt_copy().
9418 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9420 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9421 const char ** conversion.
9423 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9425 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9426 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9427 (gcc_unreachable): Invoke __builtin_unreachable() if
9428 !ENABLE_ASSERT_CHECKING.
9430 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9432 PR rtl-optimization/40445
9433 * emit-rtl.c (next_nonnote_insn_bb): New function.
9434 * rtl.h (next_nonnote_insn_bb): Declare new function.
9435 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9436 with no successors that is the successor of the ENTRY_BLOCK.
9437 Continue from the top after removing an empty fallthrough block.
9438 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9439 of next_nonnote_insn.
9441 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9443 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9445 2009-07-25 Martin Jambor <mjambor@suse.cz>
9447 * c-common.c (c_common_attribute_table): New element for noclone.
9448 (handle_noclone_attribute): New function. Forward-declare.
9449 * tree-inline.c (tree_versionable_function_p): Check for noclone
9451 * doc/extend.texi (Labels as Values): Document need for noclone.
9452 (Function Attributes): Document noclone attribute.
9454 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9456 PR rtl-optimization/34999
9457 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9458 and dw_fde_switched_cold_to_hot fields.
9459 (output_cfi_p): New function.
9460 (output_call_frame_info): If fde->dw_fde_switched_sections,
9461 output 2 FDEs instead of one with corrupted header.
9462 (dwarf2out_do_cfi_startproc): New function.
9463 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9464 and fde->dw_fde_switched_cold_to_hot.
9465 (dwarf2out_switch_text_section): Compute
9466 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9467 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9468 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9469 Otherwise, compute fde->dw_fde_switch_cfi.
9471 2009-07-24 Cary Coutant <ccoutant@google.com>
9473 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9475 2009-07-24 Cary Coutant <ccoutant@google.com>
9477 * cfghooks.c (split_block): Copy discriminator to new block.
9478 * tree-cfg.c (assign_discriminator): Check location of last
9479 instruction in block as well as first.
9481 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/linux.c: Use fputs or putc instead of fprintf
9485 * config/i386/gas.h: Ditto.
9486 * config/i386/x86-64.h: Ditto.
9487 * config/i386/att.h: Ditto.
9489 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9491 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9494 2009-07-24 Martin Jambor <mjambor@suse.cz>
9496 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9497 (ipa_push_func_to_list_1): Declare.
9498 (ipa_push_func_to_list): New function.
9500 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9501 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9502 (ipa_push_func_to_list): Removed.
9503 (ipa_pop_func_from_list): Clear node_enqueued flag.
9505 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9507 * config/s390/s390.c (override_options): Default
9508 max-unrolled-insns to 100 for z10 tuning.
9510 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9512 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9513 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9514 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9515 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9516 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9517 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9518 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9520 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9522 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9523 use default set in mingw32.h header.
9524 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9525 64-bit /mingw/include path.
9526 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9529 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9531 PR rtl-optimization/40209
9532 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9534 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9536 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9537 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9538 with the rest of string where appropriate. Use fputs or putc
9539 instead of fprintf where appropriate.
9541 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9542 Pat Haugen <pthaugen@us.ibm.com>
9543 Revital Eres <ERES@il.ibm.com>
9545 * config/rs6000/vector.md: New file. Move most of the vector
9546 expander support here from altivec.md to allow for the VSX vector
9547 unit in the future. Add support for secondary_reload patterns.
9548 Rewrite the patterns for vector comparison, and vector comparison
9549 predicate instructions so that the RTL expresses the desired
9550 behavior, instead of using unspec.
9552 * config/rs6000/constraints.md ("f" constraint): Use
9553 rs6000_constraints to hold the precalculated register class.
9554 ("d" constraint): Ditto.
9555 ("wd" constraint): New constraint for VSX.
9556 ("wf" constraint): Ditto.
9557 ("ws" constraint): Ditto.
9558 ("wa" constraint): Ditto.
9559 ("wZ" constraint): Ditto.
9560 ("j" constraint): Ditto.
9562 * config/rs6000/predicates.md (vsx_register_operand): New
9564 (vfloat_operand): New predicate for vector.md.
9565 (vint_operand): Ditto.
9566 (vlogical_operand): Ditto.
9567 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9568 (easy_vector_constant): Add VSX support.
9569 (altivec_indexed_or_indirect_operand): New predicate for
9570 recognizing Altivec style memory references with AND -16.
9572 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9573 for vector secondary reload support.
9574 (rs6000_vector_reg_class): Delete, replacing it with
9576 (rs6000_vsx_reg_class): Ditto.
9577 (rs6000_constraints): New array to hold the register classes of
9578 each of the register constraints that can vary at runtime.
9579 (builtin_mode_to_type): New static array for builtin function type
9581 (builtin_hash_table): New static hash table for builtin function
9583 (TARGET_SECONDARY_RELOAD): Define target hook.
9584 (TARGET_IRA_COVER_CLASSES): Ditto.
9585 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9586 registers are 128 bits if VSX memory reference instructions are used.
9587 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9589 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9590 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9591 Print several of the scheduling related parameters.
9592 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9593 rs6000_constraints instead of rs6000_vector_reg_class. Move
9594 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9595 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9596 Altivec. Add VSX support. Setup for secondary reload support on
9597 Altivec/VSX registers.
9598 (rs6000_override_options): Make power7 set the scheduling groups
9599 like the power5. Add support for new debug switches to override
9600 the scheduling defaults. Temporarily disable -mcpu=power7 from
9601 setting -mvsx. Add support for debug switches -malways-hint,
9602 -msched-groups, and -malign-branch-targets.
9603 (rs6000_buitlin_conversion): Add support for returning unsigned
9604 vector conversion functions to fix regressions due to stricter
9606 (rs6000_builtin_mul_widen_even): Ditto.
9607 (rs6000_builtin_mul_widen_odd): Ditto.
9608 (rs6000_builtin_vec_perm): Ditto.
9609 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9610 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9612 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9614 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9615 VSX types for bit operations. Changes to accomidate vector.md.
9616 (bdesc_2arg): Ditto.
9617 (bdesc_1arg): Ditto.
9618 (struct builtin_description_predicates): Rewrite predicate
9619 handling so that RTL describes the operation, instead of passing
9620 the instruction to be used as a string argument.
9621 (bdesc_altivec_preds): Ditto.
9622 (altivec_expand_predicate_builtin): Ditto.
9623 (altivec_expand_builtin): Ditto.
9624 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9625 statement for vsldoi support.
9626 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9627 (altivec_expand_st_builtin): Ditto.
9628 (paired_expand_builtin): Whitespace changes.
9629 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9630 builtin_mode_to_type table for secondary reload. Call
9631 builtin_function_type to build random builtin functions.
9632 (altivec_init_builtins): Change to use builtin_function_type to
9633 create builtin function types dynamically as we need them.
9634 (builtin_hash_function): New support for hashing the tree types
9635 for builtin function as we need it, rather than trying to build
9636 all of the trees that we need. Add initial preliminary VSX support.
9637 (builtin_function_type): Ditto.
9638 (builtin_function_eq): Ditto.
9639 (builtin_hash_struct): Ditto.
9640 (rs6000_init_builtins): Ditto.
9641 (rs6000_common_init_builtins): Ditto.
9642 (altivec_init_builtins): Ditto.
9643 (rs6000_common_init_builtins): Ditto.
9644 (enum reload_reg_type): New enum for simplifing reg classes.
9645 (rs6000_reload_register_type): Simplify register classes into GPR,
9646 Vector, and other registers. Altivec and VSX addresses in reload.
9647 (rs6000_secondary_reload_inner): Ditto.
9648 (rs6000_ira_cover_classes): New target hook, that returns the
9649 appropriate cover classes, based on -mvsx being used or not.
9650 (rs6000_secondary_reload_class): Add VSX support.
9651 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9652 (get_vsel_insn): Ditto.
9653 (rs6000_emit_vector_compare): Rewrite vector conditional support
9654 so that where we can, we use RTL operators, instead of blindly use
9656 (rs6000_emit_vector_select): Ditto.
9657 (rs6000_emit_vector_cond_expr): Ditto.
9658 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9659 (create_TOC_reference): Add -mdebug=addr support.
9660 (emit_frame_save): VSX loads/stores need register indexed addressing.
9662 * config/rs6000/rs6000.md: Include vector.md.
9664 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9666 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9667 support for V2DI, V2DF in logical, permute, select operations.
9669 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9670 switch for vsx/power7.
9671 (-mvsx-scalar-memory): Ditto.
9672 (-mvsx-align-128): Ditto.
9673 (-mallow-movmisalign): Ditto.
9674 (-mallow-df-permute): Ditto.
9675 (-msched-groups): Ditto.
9676 (-malways-hint): Ditto.
9677 (-malign-branch-targets): Ditto.
9679 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9681 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9682 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9683 (rs6000_vector_reg_class): Delete.
9684 (rs6000_vsx_reg_class): Ditto.
9685 (enum rs6000_reg_class_enum): New enum for the constraints that
9686 vary based on target switches.
9687 (rs6000_constraints): New array to hold the register class for all
9688 of the register constraints that vary based on the switches used.
9689 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9690 (enum rs6000_builtins): Add unsigned varients for the builtin
9691 declarations returned by target hooks for expanding multiplies,
9692 select, and permute operations. Add VSX builtins.
9693 (enum rs6000_builtin_type_index): Add entries for VSX.
9694 (V2DI_type_node): Ditto.
9695 (V2DF_type_node): Ditto.
9696 (unsigned_V2DI_type_node): Ditto.
9697 (bool_long_type_node): Ditto.
9698 (intDI_type_internal_node): Ditto.
9699 (uintDI_type_internal_node): Ditto.
9700 (double_type_internal_node): Ditto.
9702 * config/rs6000/altivec.md (whole file): Move all expanders to
9703 vector.md from altivec.md. Rename insn matching functions to be
9705 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9706 (altivec_vcmp*): Ditto.
9707 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9708 (VM): New iterator for moves that includes the VSX types.
9709 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9710 (altivec_vperm_<mode>_uns): New, for unsigned types.
9711 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9712 (altivec_eq<mode>): Ditto.
9713 (altivec_gt<mode>): Ditto.
9714 (altivec_gtu<mode>): Ditto.
9715 (altivec_eqv4sf): Ditto.
9716 (altivec_gev4sf): Ditto.
9717 (altivec_gtv4sf): Ditto.
9718 (altivec_vcmpbfp_p): Ditto.
9720 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9722 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9725 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9728 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9729 ASM_SHORT instead of .word.
9730 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9731 instead of .word in asm template.
9733 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9736 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9737 (process_bb_node_lives): Use it.
9739 * ira.c (setup_cover_and_important_classes): Don't setup
9740 ira_important_class_nums. Add cover classes to the end of
9742 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9744 (find_reg_class_closure): Use reorder_important_classes.
9746 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9748 * config/i386/i386.c (i386_ira_cover_classes): New function.
9749 (TARGET_IRA_COVER_CLASSES): Redefine.
9751 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9752 importance of order of cover classes in the array.
9754 2009-07-22 Diego Novillo <dnovillo@google.com>
9756 * tree-pass.h (TDF_EH): Define.
9757 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9758 contains TDF_EH, print the EH region number holding GS.
9759 * tree-dump.c (dump_options): Add "eh".
9760 * doc/invoke.texi: Document it.
9762 2009-07-22 Doug Kwan <dougkwan@google.com>
9764 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9766 2009-07-22 Michael Matz <matz@suse.de>
9768 PR tree-optimization/35229
9769 PR tree-optimization/39300
9771 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9772 (inhibit_phi_insertion): New function.
9773 (insert_into_preds_of_block): Call it for REFERENCEs.
9774 (init_pre): Initialize and finalize scalar evolutions.
9775 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9777 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9779 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9780 Use CONST_VECTOR_NUNITS to determine number of elements.
9782 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9784 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9785 (U, W): Constraints are now deprecated and will be removed if we
9787 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9789 ("prefetch"): Add the stcmh instruction for prefetching.
9790 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9792 (s390_short_displacement): Return always true if compiling for
9793 machines not providing the long displacement facility.
9794 (s390_mem_constraint): Support the new constraint letter Z.
9795 (s390_check_qrst_address): New function.
9797 2009-07-21 DJ Delorie <dj@redhat.com>
9799 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9802 2009-07-21 Jason Merrill <jason@redhat.com>
9804 * c-common.c (max_tinst_depth): Increase default to 1024.
9806 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9808 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9809 (vec_unpacku_float_lo_v4si): Ditto.
9811 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9814 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9815 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9816 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9817 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9819 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9821 PR tree-optimization/40813
9822 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9825 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9827 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9828 with a NOP_EXPR if needed.
9830 2009-07-21 Paul Brook <paul@codesourcery.com>
9832 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9833 Terminate debug dump with newline.
9835 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9837 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9838 Cast "1" to unsigned HOST_WIDE_INT.
9839 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9840 deposit length to the maximum length - lsb. Extend length if
9841 HOST_BITS_PER_WIDE_INT is 32.
9843 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9845 * cgraph.h (constant_pool_htab): New function.
9846 (constant_descriptor_tree): Move from varasm.c.
9847 * varasm.c (constant_pool_htab): New function.
9848 (constant_descriptor_tree): Move to cgraph.h.
9850 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9852 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9854 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9856 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9859 2009-07-20 Xinliang David Li <davidxl@google.com>
9861 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9863 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9865 * config/mips/mips.md (move_type): Add arith.
9866 (type): Handle arith.
9867 (zero_extendsidi2): Rename this into ...
9868 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9869 (zero_extendsidi2): New expander.
9870 (*zero_extendsidi2_dext): New pattern.
9872 2009-07-20 Nick Clifton <nickc@redhat.com>
9874 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9875 to set MIPS_ABI_DEFAULT.
9876 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9878 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9880 * tree-object-size.c (addr_object_size): Handle unions with
9881 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9883 PR tree-optimization/40792
9884 * tree.c (build_function_type_skip_args): Remove bogus assert.
9886 2009-07-20 Jan Hubicka <jh@suse.cz>
9887 Martin Jambor <mjambor@suse.cz>
9889 * cgraph.h (combined_args_to_skip): New field.
9890 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9891 combined_args_to_skip and args_to_skip.
9892 * tree-inline.c (update_clone_info): New function.
9893 (tree_function_versioning): Call update_clone_info.
9894 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9896 (cgraph_materialize_all_clones): More extensive dumping, working
9897 with combined_args_to_skip rather than args_to_skip.
9899 2009-07-20 Ira Rosen <irar@il.ibm.com>
9901 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9902 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9903 (get_initial_def_for_reduction): Likewise.
9904 (vectorizable_reduction): Skip the check of first operand in case
9905 of COND_EXPR. Add check that it is outer loop vectorization if
9906 nested cycle was detected. Call vectorizable_condition() for
9907 COND_EXPR. If reduction epilogue cannot be created do not fail for
9908 nested cycles (if it is not double reduction). Assert that there
9909 is only one type in the loop in case of COND_EXPR. Call
9910 vectorizable_condition() to vectorize COND_EXPR.
9911 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9912 Add parameters. Allow nested cycles if called from
9913 vectorizable_reduction(). Use reduction vector variable if provided.
9914 (vect_analyze_stmt): Call vectorizable_reduction() before
9915 vectorizable_condition().
9916 (vect_transform_stmt): Update call to vectorizable_condition().
9918 2009-07-20 Christian Bruel <christian.bruel@st.com>
9920 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9921 * doc/invoke.texi (-mfmovd): Likewise.
9922 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9924 2009-07-20 Jan Hubicka <jh@suse.cz>
9926 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9927 when handling SSA name.
9929 2009-07-19 Jan Hubicka <jh@suse.cz>
9931 PR tree-optimization/40676
9932 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9933 virtual PHIs in empty BBs.
9935 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9937 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9938 re-expanded the compound use gen_lowpart instead to convert to the
9941 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9943 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9944 OUTER_CONST arguments.
9945 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9946 the new wider mode will be masked off.
9947 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9949 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9951 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9952 high-order bits are zero.
9954 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9956 * combine.c (simplify_shift_const_1): Split code to determine
9958 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9959 new bits shifted in are identical to the old sign bit.
9961 2009-07-18 Richard Guenther <rguenther@suse.de>
9964 * gimplify.c (gimplify_call_expr): Reject code using results from
9965 functions returning void.
9967 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9969 * doc/md.texi: Document the new PowerPC "es" constraint.
9970 Document that "m" can include automodified addresses on this target,
9971 and explain how %U must be used. Extend the "Q" and "Z" documentation
9972 to suggest "es" as well as "m".
9973 * config/rs6000/constraints.md (es): New memory constraint.
9974 (Q, Z): Update strings to match new documentation.
9976 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9978 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9979 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9980 * config/rs6000/predicates.md (volatile_mem_operand): Use
9981 offsettable_nonstrict_memref_p.
9982 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9983 (*floatunssidf2_internal): Likewise.
9984 (*fix_truncdfsi2_internal): Likewise.
9985 (*fix_trunctfsi2_internal): Likewise.
9987 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9989 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9991 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9993 2009-07-17 Richard Guenther <rguenther@suse.de>
9996 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9997 (pass_warn_unused_result): Likewise.
9998 (TODO_set_props): Remove.
9999 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10001 (pass_diagnose_omp_blocks): Define.
10002 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10003 (c_gimple_diagnostics_recursively): Remove.
10004 (finish_function): Do not call it.
10005 (c_write_global_declarations): Continue after errors.
10006 Finalize the CU here.
10007 * c-gimplify.c (c_genericize): Do not gimplify here.
10008 * c-common.c (c_warn_unused_result): Move ...
10009 * tree-cfg.c (do_warn_unused_result): ... here.
10010 (run_warn_unused_result): New function.
10011 (gate_warn_unused_result): New function.
10012 (pass_warn_unused_result): New pass.
10013 * c-common.h (c_warn_unused_result): Remove.
10014 * flags.h (flag_warn_unused_result): Declare.
10015 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10016 * opts.c (flag_warn_unused_result): Initialize to false.
10017 * toplev.c (compile_file): Add comment.
10018 * omp-low.c (create_omp_child_function): Do not register
10019 the function with the frontend.
10020 (diagnose_omp_structured_block_errors): Prepare to be
10021 called as optimization pass.
10022 (gate_diagnose_omp_blocks): New function.
10023 (pass_diagnose_omp_blocks): New pass.
10024 * cgraph.h (cgraph_optimize): Remove.
10025 (cgraph_analyze_function): Likewise.
10026 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10027 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10028 before their parents here.
10029 (cgraph_finalize_function): Not here.
10030 (cgraph_analyze_function): Gimplify functions here.
10031 (cgraph_finalize_compilation_unit): Continue after errors.
10032 Optimize the callgraph from here.
10033 (cgraph_optimize): Make static.
10034 * langhooks.c (write_global_declarations): Finalize the CU.
10035 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10036 (gimplify_function_tree): Assert we gimplify only once.
10037 Set PROP_gimple_any property.
10038 * tree-nested.c (gimplify_all_functions): New function.
10039 (lower_nested_functions): Gimplify all nested functions.
10040 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10041 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10042 and pass_diagnose_omp_blocks after gimplification. Do not
10043 set TODO_set_props on all_lowering_passes.
10044 (execute_one_pass): Do not handle TODO_set_props.
10045 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10046 (gimplify.o): Add tree-pass.h dependency.
10047 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10048 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10049 (unsave_r): Likewise.
10050 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10051 temporary variable.
10053 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10055 * doc/service.texi (Service): Restore previously removed link,
10056 which isn't broken after all.
10058 2009-07-17 Richard Guenther <rguenther@suse.de>
10060 PR tree-optimization/40321
10061 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10062 PHI nodes to the maximal set.
10063 (make_values_for_phi): Add PHI arguments to the maximal set.
10064 (execute_pre): Dump PHI_GEN and the maximal set.
10066 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10069 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10072 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10074 * doc/extend.texi (Nested Functions): Replace broken link with
10076 * doc/service.texi (Service): Remove broken link.
10078 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10081 * builtins.c (expand_builtin_memcmp): Use loc instead of
10082 EXPR_LOCATION (exp).
10083 (expand_builtin_strncmp): Likewise.
10085 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10086 Manuel López-Ibáñez <manu@gcc.gnu.org>
10089 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10090 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10091 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10092 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10093 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10094 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10095 tree-inline.c, c-common.c, c-common.h, gimple.c,
10096 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10097 convert.c: Add location argument to fold_{unary,binary,ternary},
10098 fold_build[123], build_call_expr, build_size_arg,
10099 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10100 fold_build1_initializer, fold_build2_initializer,
10101 fold_build3_initializer, fold_build_call_array,
10102 fold_build_call_array_initializer, fold_single_bit_test,
10103 omit_one_operand, omit_two_operands, invert_truthvalue,
10104 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10105 combine_comparisons, fold_builtin_*, fold_call_expr,
10106 build_range_check, maybe_fold_offset_to_address, round_up,
10109 2009-07-16 Jason Merrill <jason@redhat.com>
10112 * c-common.c (c_common_reswords): Add __is_standard_layout
10114 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10115 * doc/implement-cxx.texi: New.
10116 * doc/gcc.texi: Include it.
10118 2009-07-16 DJ Delorie <dj@redhat.com>
10120 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10121 compares that may be indirectly affected by previous instructions.
10123 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10125 * builtins.c (do_mpc_arg2): New.
10126 (fold_builtin_2): Fold builtin cpow.
10127 * real.h (HAVE_mpc_pow): New.
10129 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10131 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10132 comparison to skip unprofitable schedule
10134 2009-07-16 Simon Baldwin <simonb@google.com>
10136 * gcc.c (option_map): New flag -no-canonical-prefixes.
10137 * (display_help): Print help text for new flag.
10138 * (process_command): Move options translation and language specifics
10139 and handle new flag early. Use it to set a function pointer to a
10140 prefix builder. Replace make_relative_prefix calls with calls to
10141 the function pointed to. Ignore new flag in regular options handling.
10142 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10144 2009-07-15 DJ Delorie <dj@redhat.com>
10146 * config/mep/mep.md (sibcall_internal): Change register to avoid
10147 argument registers.
10148 (sibcall_value_internal): Likewise.
10150 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10152 PR rtl-optimization/40710
10153 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10155 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10157 * config/mips/mips.md (*extenddi_truncate<mode>,
10158 *extendsi_truncate<mode>): Change type attribute to move_type
10159 with shift_shift. Split out code handling exts from here ...
10160 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10162 (*extendhi_truncateqi): Change type attribute to move_type with
10163 shift_shift. Split out code handling exts from here ...
10164 (*extendhi_truncateqi_exts): ... to this new pattern.
10166 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10168 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10169 instead of "and" with inverted sign bit mask value. Use
10170 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10171 Allocate registers only for operand 4 and operand 5.
10173 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10175 PR middle-end/40747
10176 * fold-const.c (fold_cond_expr_with_comparison): When folding
10177 < and <= to MIN, make sure the MIN uses the same type as the
10178 comparison's operands.
10180 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10182 * arm.md (ior_xor): New code iterator.
10183 (split for ior/xor with shift and zero-extend): New split pattern.
10184 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10186 2009-07-15 Richard Guenther <rguenther@suse.de>
10188 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10191 2009-07-15 Richard Guenther <rguenther@suse.de>
10193 PR middle-end/40753
10194 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10196 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10198 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10199 handle 2.6.30 kernel.
10201 2009-07-15 DJ Delorie <dj@redhat.com>
10203 * config/mep/mep.md (sibcall_internal): Change register to allow
10204 for 24-bit addresses.
10205 (sibcall_value_internal): Likewise.
10207 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10209 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10210 that are enabled/disabled by the flags introduced by a previous patch.
10212 2009-07-14 DJ Delorie <dj@redhat.com>
10214 * config/mep/mep.md (sibcall_internal): Include non-toggling
10216 (sibcall_value_internal): Likewise.
10218 2009-07-14 Taras Glek <tglek@mozilla.com>
10219 Rafael Espindola <espindola@google.com>
10221 * doc/sourcebuild.texi: Document install-plugin target.
10222 * configure.ac: Added install-plugin target to language makefiles.
10223 * configure: Regenerate.
10224 * Makefile.in: (install-plugin): Install more headers,
10225 depend on lang.install-plugin.
10227 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10229 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10232 2009-07-14 DJ Delorie <dj@redhat.com>
10234 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10235 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10236 * config/mep/mep.md (sibcall_internal): Change test from
10237 mep_vliw_mode_match to mep_vliw_jmp_match.
10238 (sibcall_value_internal): Likewise.
10240 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/sse.md (copysign<mode>3): New expander.
10243 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10244 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10245 Use ix86_build_const_vector.
10246 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10247 IX86_BUILTIN_CPYSGNPD.
10248 (builtin_description): Add __builtin_ia32_copysignps and
10249 __builtin_ia32_copysignpd.
10250 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10251 and BUILT_IN_COPYSIGNF.
10253 2009-07-13 Jason Merrill <jason@redhat.com>
10255 * builtins.c (can_trust_pointer_alignment): New fn.
10256 (get_pointer_alignment): Factor it out from here.
10257 * tree.h: Declare it.
10259 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10261 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10264 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10268 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10270 2009-07-14 Richard Guenther <rguenther@suse.de>
10271 Andrey Belevantsev <abel@ispras.ru>
10273 PR middle-end/40745
10274 * cfgexpand.c (partition_stack_vars): Do not bother to update
10275 alias information when not optimizing.
10277 2009-07-14 Richard Guenther <rguenther@suse.de>
10278 Andrey Belevantsev <abel@ispras.ru>
10280 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10281 (pt_solution_set): Likewise.
10282 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10283 * tree-ssa-structalias.c (pt_solution_set): New function.
10284 * final.c (rest_of_clean_state): Free SSA data structures.
10285 * print-rtl.c (print_decl_name): Remove.
10286 (print_mem_expr): Implement in terms of print_generic_expr.
10287 * alias.c (ao_ref_from_mem): New function.
10288 (rtx_refs_may_alias_p): Likewise.
10289 (true_dependence): Query alias-export info.
10290 (canon_true_dependence): Likewise.
10291 (write_dependence_p): Likewise.
10292 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10294 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10295 (mem_expr_equal_p): Use operand_equal_p.
10296 (set_mem_attributes_minus_bitpos): Do not use
10297 component_ref_for_mem_expr.
10298 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10299 (update_alias_info_with_stack_vars): Likewise.
10300 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10301 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10302 explicitly nor clear stmt operands.
10303 Free the decl-to-pointer map.
10304 * tree-optimize.c (execute_free_datastructures): Do not free
10305 SSA data structures here.
10306 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10307 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10308 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10310 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10312 2009-07-13 DJ Delorie <dj@redhat.com>
10314 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10315 unrolling at the right iteration count.
10317 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10320 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10322 * haifa-sched.c (rank_for_schedule): Introduced flags to
10323 enable/disable individual scheduling heuristics.
10324 * common.opt: Introduced flags to enable/disable individual
10325 heuristics in the scheduler.
10326 * doc/invoke.texi: Introduced flags to enable/disable individual
10327 heuristics in the scheduler.
10329 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10331 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10332 config/i386/mingw-tls.c.
10333 * config/i386/mingw-tls.c: Removed.
10335 2009-07-13 Ira Rosen <irar@il.ibm.com>
10337 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10338 checks access only relevant statements.
10339 (vectorizable_reduction): Likewise.
10341 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10343 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10344 just for 32-bit case.
10346 2009-07-12 Jan Hubicka <jh@suse.cz>
10348 PR tree-optimization/40585
10349 * except.c (expand_resx_expr): When there already is resume
10350 instruction, produce linked list.
10351 (build_post_landing_pads): Assert that resume is empty.
10352 (connect_post_landing_pads): Handle resume lists.
10353 (dump_eh_tree): Dump resume list.
10355 2009-07-12 Ira Rosen <irar@il.ibm.com>
10357 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10358 with additional argument.
10359 * tree-vectorizer.h (enum vect_def_type): Add
10360 vect_double_reduction_def.
10361 (vect_is_simple_reduction): Add argument.
10362 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10364 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10365 vect_is_simple_reduction with additional argument.
10366 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10368 (reduction_code_for_scalar_code): Handle additional codes by
10369 returning ERROR_MARK for them. Fix comment and indentation.
10370 (vect_is_simple_reduction): Fix comment, add argument to specify
10371 double reduction. Detect double reduction.
10372 (get_initial_def_for_induction): Fix indentation.
10373 (get_initial_def_for_reduction): Fix comment and indentation.
10374 Handle double reduction. Create initial definitions that do not
10375 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10376 (vect_create_epilog_for_reduction): Fix comment, add argument to
10377 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10378 epilogue result extraction. Create double reduction phi node and
10379 replace relevant uses.
10380 (vectorizable_reduction): Call vect_is_simple_reduction with
10381 additional argument. Fix indentation. Update epilogue code treatment
10382 according to the changes in reduction_code_for_scalar_code. Check
10383 for double reduction. Call vect_create_epilog_for_reduction with
10384 additional argument.
10385 * tree-vect-stmts.c (process_use): Handle double reduction, update
10387 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10388 (vect_get_vec_def_for_operand): Likewise.
10390 2009-07-12 Danny Smith <dansmister@gmail.com>
10392 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10393 dllexport if !TREE_PUBLIC.
10394 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10396 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10398 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10399 (avr_extra_arch_macro) Remove declatation.
10400 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10401 (avr_extra_arch_macro) Declare as static.
10402 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10404 2009-07-11 Jan Hubicka <jh@suse.cz>
10406 PR middle-end/48388
10407 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10409 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10412 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10413 cold_in_std_section bits.
10414 (dwarf2out_begin_prologue): Initialize them.
10415 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10416 if already covered by text_section or cold_text_section range.
10418 PR rtl-optimization/40667
10419 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10420 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10421 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10422 * config/i386/i386.c (ix86_minimum_alignment): New function.
10423 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10424 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10425 * emit-rtl.c (gen_reg_rtx): Likewise.
10426 * function.c (assign_parms): Likewise. If nominal_type needs
10427 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10428 rather than passed_type's alignment.
10431 * function.c (assign_parm_setup_stack): Adjust
10432 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10433 from nominal_mode on big endian.
10435 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10437 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10439 2009-07-10 DJ Delorie <dj@redhat.com>
10441 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10443 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10445 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10447 (thumb2_cbnz): Likewise.
10449 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10452 * config.gcc (supported_defaults): Add synci.
10453 (with_synci): Add validation.
10454 (all_defaults): Add synci.
10455 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10458 * config/mips/mips.opt (msynci): New option.
10459 * config/mips/mips.c (mips_override_options): Warn on use of
10460 -msynci for targets that do now support it.
10461 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10463 * gcc/doc/invoke.texi (-msynci): Document the new option.
10464 * doc/install.texi (--with-synci): Document the new option.
10466 2009-07-10 Richard Guenther <rguenther@suse.de>
10468 PR tree-optimization/40496
10469 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10470 the PHI result with a compatible type.
10472 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10476 * c.opt (Wunused-result): New.
10477 * doc/invoke.texi: Document it.
10478 * c-common.c (c_warn_unused_result): Use it.
10480 2009-07-09 DJ Delorie <dj@redhat.com>
10482 * targhooks.c (default_target_can_inline_p): Rename from
10483 default_target_option_can_inline_p.
10484 * targhooks.h (default_target_can_inline_p): Likewise.
10485 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10486 TARGET_OPTION_CAN_INLINE_P.
10487 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10488 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10489 (mep_target_can_inline_p): Rename from
10490 mep_target_option_can_inline_p.
10493 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10494 registers used to pass vectors.
10496 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10498 2009-07-09 Tom Tromey <tromey@redhat.com>
10500 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10501 * config/mmix/mmix.c: Include dwarf2.h.
10502 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10503 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10504 * config/sh/sh.c: Include dwarf2.h.
10505 * config/i386/i386.c: Include dwarf2.h.
10506 * Makefile.in (DWARF2_H): Remove 'elf'.
10507 * except.c: Include dwarf2.h.
10508 * unwind-dw2.c: Include dwarf2.h.
10509 * dwarf2out.c: Include dwarf2.h.
10510 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10511 * unwind-dw2-fde.c: Include dwarf2.h.
10512 * dwarf2asm.c: Include dwarf2.h.
10514 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10516 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10517 (max_issue): Use it.
10518 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10520 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10521 (region_sched_info): Update.
10522 * sched-ebb.c (ebb_sched_info): Update.
10523 * modulo-sched.c (sms_sched_info): Update.
10524 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10526 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10528 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10530 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10532 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10534 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10536 PR middle-end/40692
10537 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10538 arg1 with arg01 if arg1 is already INTEGER_CST.
10540 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10542 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10543 Transform (and (truncate)) into (truncate (and)).
10545 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10547 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10548 creating LHS paradoxical subregs. Fix surrounding returns to
10549 use NULL_RTX rather than 0.
10551 2009-07-08 DJ Delorie <dj@redhat.com>
10553 * config/mep/mep.c: (mep_option_can_inline_p): New.
10554 (TARGET_OPTION_CAN_INLINE_P): Define.
10556 2009-07-08 Mark Wielaard <mjw@redhat.com>
10559 * dwarf2out.c (add_data_member_location_attribute): When we have
10560 only a constant offset don't emit a new location description using
10561 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10564 2009-07-08 Richard Henderson <rth@redhat.com>
10567 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10568 (enum reg_class): Add CLOBBERED_REGS.
10569 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10570 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10571 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10572 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10573 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10574 force 64-bit sibcalls into R11.
10575 * config/i386/constraints.md (U): New constraint.
10576 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10577 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10578 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10580 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10582 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10584 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10585 * ebitmap.h (dump_ebitmap): Ditto.
10586 * optabs.h (optab_libfunc): Ditto.
10587 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10588 * tree-flow.h (vect_can_force_dr_alignment_p,
10589 get_vectype_for_scalar_type): Ditto.
10590 (vectorize_loops): Move prototype to ...
10591 * tree-vectorizer.h: ... here. Also, adjust comment.
10592 (vect_set_verbosity_level): Remove duplicate prototype.
10593 * tree-ssa-loop.c: Include tree-vectorizer.h.
10594 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10596 2009-07-08 Nick Clifton <nickc@redhat.com>
10598 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10601 2009-07-08 DJ Delorie <dj@redhat.com>
10603 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10604 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10605 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10607 * config/mep/intrinsics.md: Regenerated.
10608 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10609 registers when asm() or calls are detected.
10611 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10614 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10616 * gimple (gimple_build_call_from_tree): Likewise.
10617 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10618 no_warning flag before warning.
10620 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10622 * tree.c (set_expr_locus): Remove.
10623 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10624 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10626 * gimplify.c (internal_get_tmp_var): Likewise.
10627 (gimplify_call_expr): Likewise.
10628 (gimplify_one_sizepos): Likewise.
10630 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10633 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10634 to variables for debugging purposes.
10636 2009-06-23 Mark Loeser <mark@halcy0n.com>
10639 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10641 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10643 * pretty-print.c (pp_base_format): Remove %J.
10644 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10645 gcc_cxxdiag_char_table): Likewise.
10646 (init_dynamic_diag_info): Likewise.
10648 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10650 * pretty-print.c (pp_base_format): Remove %H.
10651 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10652 gcc_cxxdiag_char_table): Likewise.
10653 (init_dynamic_diag_info): Likewise.
10654 * config/mep/mep.c (mep_select_section): Likewise.
10656 2009-07-07 Duncan Sands <baldrick@free.fr>
10658 * final.c (pass_clean_state): Give the pass a name.
10659 * passes.c (pass_rest_of_compilation): Likewise.
10660 * tree-optimize.c (pass_all_optimizations): Likewise.
10662 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10664 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10665 an extra 'decl' for error_at.
10667 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10669 PR middle-end/40669
10670 * tree-tailcall.c (adjust_return_value_with_ops,
10671 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10672 if it has complex or vector type.
10674 2009-07-07 Olivier Hainque <hainque@adacore.com>
10676 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10679 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10681 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10683 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10685 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10686 * c-decl.c: Likewise.
10687 * function.c: Likewise.
10688 * varasm.c: Likewise.
10689 * tree-ssa.c: Likewise.
10690 * c-common.c: Likewise.
10691 * tree-cfg.c: Likewise.
10692 * config/spu/spu.c: Likewise.
10693 * config/ia64/ia64.c: Likewise.
10694 * config/v850/v850.c: Likewise.
10696 2009-07-06 DJ Delorie <dj@redhat.com>
10698 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10699 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10700 unspecified accesses to control registers.
10701 * config/mep/intrinsics.md: Regenerate.
10702 * config/mep/intrinsics.h: Regenerate.
10703 * config/mep/mep-intrin.h: Regenerate.
10705 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10707 * c-lex.c: Replace %H by an explicit location. Update all calls.
10708 * c-common.c: Likewise.
10709 * c-decl.c: Likewise.
10710 * c-typeck.c: Likewise.
10711 * fold-const.c: Likewise.
10712 * gimplify.c: Likewise.
10713 * stmt.c: Likewise.
10714 * tree-cfg.c: Likewise.
10715 * tree-ssa-loop-niter.c: Likewise.
10716 * tree-vrp.c: Likewise.
10717 * value-prof.c: Likewise.
10719 2009-07-06 Diego Novillo <dnovillo@google.com>
10721 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10722 if it has one. Handle cases where VAR does not have an
10723 annotation or cfun is NULL.
10725 2009-07-06 Diego Novillo <dnovillo@google.com>
10727 * tree.c: Include debug.h.
10728 (initialize_tree_contains_struct): New.
10729 (init_ttree): Call it.
10730 (tree_node_structure_for_code): Factor out of ...
10731 (tree_node_structure): ... here.
10732 * treestruct.def (TS_PHI_NODE): Remove.
10733 (TS_GIMPLE_STATEMENT): Remove.
10735 2009-07-06 Diego Novillo <dnovillo@google.com>
10737 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10738 (debug_tree_chain): Handle cycles.
10740 2009-07-06 Nick Clifton <nickc@redhat.com>
10741 DJ Delorie <dj@redhat.com>
10743 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10744 __FMOVD_ENABLED__ is defined.
10746 (TARGET_FMOVD): Provide a default definition.
10747 (MASK_FMOVD): Likewise.
10748 (TARGET_CPU_CPP_BUILTINS): Define
10749 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10750 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10751 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10752 (split for DF load from memory into register): Also handle
10753 MEMs which consist of REG+DISP addressing.
10754 (split for DF store from register to memory): Likewise.
10755 (movsf_ie): Always use single fp_mode.
10756 * config/sh/sh.c (sh_override_options): Do not automatically
10757 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10758 that to the -mfmovd command line switch.
10759 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10760 (fldi_ok): Always allow.
10761 * config/sh/sh.opt (mfmovd): Remove this switch.
10762 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10764 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10765 Kaz Kojima <kkojima@gcc.gnu.org>
10767 PR rtl-optimization/30807
10768 * postreload.c (reload_combine): For every new use of REG_SUM,
10769 record the use of BASE.
10771 2009-07-06 Jan Hubicka <jh@suse.cz>
10773 * params.def: Revert my accidental commit at 2009-06-30.
10775 2009-07-04 Ian Lance Taylor <iant@google.com>
10778 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10780 (mingw_format_attribute_overrides): Likewise.
10782 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10785 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10786 don't check cfa.reg. Instead of cfa.indirect use
10787 fde && fde->drap_reg != INVALID_REGNUM test.
10789 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10791 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10793 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10796 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10798 2009-07-03 Richard Guenther <rguenther@suse.de>
10800 PR tree-optimization/40640
10801 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10804 2009-07-03 Jan Hubicka <jh@suse.cz>
10806 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10807 for size, reduce amount of inlining.
10809 2009-07-03 Richard Guenther <rguenther@suse.de>
10811 PR middle-end/34163
10812 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10813 if t +- x is known to not overflow and the conversion widens the
10815 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10817 2009-07-03 Jan Hubicka <jh@suse.cz>
10819 * ipa-pure-const.c (analyze): Update loop optimizer init.
10820 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10821 try_remove_empty_loop, remove_empty_loops): Remove.
10822 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10823 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10824 to mark regular loops as neccesary.
10825 (degenerate_phi_p): New function.
10826 (propagate_necessity, remove_dead_phis): Use it.
10827 (forward_edge_to_pdom): Likewise.
10828 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10829 virtual PHI nodes that became unreachable.
10830 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10831 * tree-flow.h (remove_empty_loops): Remove.
10832 * passes.c (init_optimization_passes): Remove.
10834 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10836 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10837 can_create_pseudo_p.
10838 (*fix_trunc<mode>_i387_1): Ditto.
10839 (*floathi<mode>2_1): Ditto.
10840 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10841 (*fistdi2_1): Ditto.
10842 (*fist<mode>2_1): Ditto.
10843 (frndintxf2_floor): Ditto.
10844 (*fist<mode>2_floor_1): Ditto.
10845 (frndintxf2_ceil): Ditto.
10846 (*fist<mode>2_ceil_1): Ditto.
10847 (frndintxf2_trunc): Ditto.
10848 (frndintxf2_mask_pm): Ditto.
10849 (fxam<mode>2_i387_with_temp): Ditto.
10850 * config/i386/sse.md (mulv16qi3): Ditto.
10851 (*sse2_mulv4si3): Ditto.
10853 (sse4_2_pcmpestr): Ditto.
10854 (sse4_2_pcmpistr): Ditto.
10856 2009-07-03 Jan Hubicka <jh@suse.cz>
10858 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10859 (mark_stmt_necessary): Set it.
10860 (mark_operand_necessary): Set it.
10861 (mark_control_dependent_edges_necessary): Set it.
10862 (mark_virtual_phi_result_for_renaming): New function.
10863 (get_live_post_dom): New function.
10864 (forward_edge_to_pdom): New function.
10865 (remove_dead_stmt): Fix handling of control dependences.
10866 (tree_dce_init): Init new bitmap.
10867 (tree_dce_done): Free it.
10869 2009-07-02 Richard Guenther <rguenther@suse.de>
10872 * tree-ssa-structalias.c (new_var_info): Initialize
10875 2009-07-02 Jan Hubicka <jh@suse.cz>
10877 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10880 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10882 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10883 instead of recomputing it. Adjust calls.
10884 (emit_store_flag): Adjust recursive calls.
10886 2009-07-02 Richard Guenther <rguenther@suse.de>
10888 * tree-ssa-live.c (remove_unused_locals): Do not remove
10890 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10891 of DECL_EXTERNAL for HEAP variables.
10892 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10893 HEAP variables. Do not adjust RESTRICT vars.
10894 (find_what_var_points_to): Nobody cares if something
10895 points to READONLY.
10897 2009-07-02 Ben Elliston <bje@au.ibm.com>
10899 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10900 pc_low and pc_high declarations to the top of the function.
10902 2009-07-01 DJ Delorie <dj@redhat.com>
10904 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10905 registers as fixed.
10906 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10907 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10908 unspecified accesses to control registers.
10909 * config/mep/intrinsics.md: Regenerate.
10910 * config/mep/intrinsics.h: Regenerate.
10911 * config/mep/mep-intrin.h: Regenerate.
10913 2009-07-01 Anthony Green <green@moxielogic.com>
10915 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10916 instruction when possible.
10917 (moxie_expand_prologue): Ditto. Also, save an instruction and
10918 some complexity by popping off of $r12 instead of $sp.
10919 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10922 2009-07-01 Richard Henderson <rth@redhat.com>
10925 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10926 contained no insns, reposition note before last insn.
10928 2009-07-01 Richard Henderson <rth@redhat.com>
10931 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10932 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10934 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10937 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10938 darwin9 for printing reg addresses with %y.
10940 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10942 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10943 truncation from operands in binary operations.
10945 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10948 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10949 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10950 subreg of op0 to the original op0.
10952 * expmed.c (store_bit_field_1): Use a temporary as the destination
10953 instead of a paradoxical subreg when we need to truncate the result.
10955 2009-07-01 DJ Delorie <dj@redhat.com>
10957 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10958 names to VLIW variants.
10959 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10960 * config/mep/intrinsics.md: Regenerate.
10961 * config/mep/intrinsics.h: Regenerate.
10962 * config/mep/mep-intrin.h: Regenerate.
10964 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10967 * jump.c (returnjump_p): Revert last patch.
10968 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10970 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10973 * pa.md (casesi32p): Use jump table label to determine the offset
10975 (casesi64p): Likewise.
10977 * pa.c (forward_branch_p): Return bool type. Use instruction
10978 addresses when available. Assert that INSN has a jump label.
10979 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10982 2009-07-01 Richard Guenther <rguenther@suse.de>
10984 PR tree-optimization/19831
10985 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10986 that only act as barriers do not make any previous stores necessary.
10987 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10988 HEAP variables global, do not add a constraint from nonlocal.
10989 (find_func_aliases): Handle escapes through return statements.
10990 (compute_points_to_sets): Make escaped HEAP variables global.
10992 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10995 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10996 after reducing a DImode cstore to SImode.
10998 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11000 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11001 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11003 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11005 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11006 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11008 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11009 and umod_optab if TARGET_BSD_DIVMOD.
11010 * config/vax/lib1funcs.asm: New file.
11011 * config/vax/t-linux: New file.
11012 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11014 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11017 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11018 to type arguments that have void type.
11021 * dwarf2out.c (gen_formal_parameter_die): Call
11022 equate_decl_number_to_die if node is different from origin.
11024 2009-06-30 Anthony Green <green@moxielogic.com>
11026 Clean up moxie port for --enable-build-with-cxx.
11027 * config/moxie/moxie.c (moxie_function_value): First two
11028 parameters are const_tree, not tree.
11029 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11030 (REG_CLASS_NAMES): Ditto.
11031 (REGNO_REG_CLASS): Ditto.
11032 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11033 (moxie_function_value): Fix constyness of arguments.
11035 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11037 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11038 finalize_size_functions before further processing.
11039 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11040 (variable_size): Call self_referential_size on size expressions
11041 that contain a PLACEHOLDER_EXPR.
11042 (size_functions): New static variable.
11043 (copy_self_referential_tree_r): New static function.
11044 (self_referential_size): Likewise.
11045 (finalize_size_functions): New global function.
11046 * tree.c: Include tree-inline.h.
11047 (push_without_duplicates): New static function.
11048 (find_placeholder_in_expr): New global function.
11049 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11051 <tcc_expression>: Likewise.
11052 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11053 the call in the expression.
11054 * tree.h (finalize_size_functions): Declare.
11055 (find_placeholder_in_expr): Likewise.
11056 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11057 (substitute_placeholder_in_expr): Update comment.
11058 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11060 (copy_tree_body_r): Likewise.
11061 (copy_tree_body): New static function.
11062 (maybe_inline_call_in_expr): New global function.
11063 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11064 (maybe_inline_call_in_expr): Declare.
11065 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11066 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11069 2009-06-30 Richard Guenther <rguenther@suse.de>
11071 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11073 (propagate_necessity): Do not mark reaching defs of stores
11076 2009-06-30 Jan Hubicka <jh@suse.cz>
11078 * cfgloopanal.c (check_irred): Move into ...
11079 (mark_irreducible_loops): ... here; return true if ireducible
11081 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11082 (analyze_function): Try to prove loop finiteness.
11083 * cfgloop.h (mark_irreducible_loops): Update prototype.
11084 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11086 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11088 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11090 2009-06-30 Ira Rosen <irar@il.ibm.com>
11092 PR tree-optimization/40542
11093 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11096 2009-06-30 Martin Jambor <mjambor@suse.cz>
11098 PR tree-optimization/40582
11099 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11100 than useless_type_conversion_p.
11101 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11104 2009-06-30 Martin Jambor <mjambor@suse.cz>
11106 PR middle-end/40554
11107 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11109 2009-06-30 Richard Guenther <rguenther@suse.de>
11111 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11112 use ao_ref references.
11113 (walk_aliased_vdefs): Likewise.
11114 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11115 * tree-ssa-dce.c (struct ref_data): Remove.
11116 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11117 (mark_aliased_reaching_defs_necessary): Adjust.
11118 (mark_all_reaching_defs_necessary_1): Likewise.
11120 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11123 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11124 (emit_store_flag_1): Extract from emit_store_flag, adjust
11125 calls to (what now is) emit_cstore.
11126 (emit_store_flag): Call emit_store_flag_1 and also use it
11127 for what used to be recursive calls.
11129 2009-06-30 Wei Guozhi <carrot@google.com>
11132 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11133 if the target bb post dominates from bb.
11134 * config/i386/i386.c (memory_address_length): Check existence of base
11135 register before using it.
11137 2009-06-30 Nick Clifton <nickc@redhat.com>
11138 DJ Delorie <dj@redhat.com>
11140 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11141 __FMOVD_ENABLED__ is defined.
11143 (TARGET_FMOVD): Provide a default definition.
11144 (MASK_FMOVD): Likewise.
11145 (TARGET_CPU_CPP_BUILTINS): Define
11146 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11147 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11148 two fmov instructions depending upon whether TARGET_FMOVD is
11150 (split for DF load from memory into register): Also handle
11151 MEMs which consist of REG+DISP addressing.
11152 (split for DF store from register to memory): Likewise.
11153 * config/sh/sh.opt (mfmovd): Remove this switch.
11154 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11155 * config/sh/sh.c (sh_override_options): Do not automatically
11156 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11157 that to the -mfmovd command line switch.
11159 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11161 (fldi_ok): Always allow.
11162 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11164 2009-06-29 DJ Delorie <dj@redhat.com>
11166 * doc/install.texi (mep-x-elf): Correct chip's full name.
11168 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11170 * doc/extend.texi: Fix typo.
11172 2009-06-29 Tom Tromey <tromey@redhat.com>
11174 * dwarf2.h: Remove.
11175 * Makefile.in (DWARF2_H): New variable.
11176 (except.o): Use it.
11177 (dwarf2out.o): Likewise.
11178 (dwarf2asm.o): Likewise.
11179 * config/i386/t-i386: Use DWARF2_H.
11180 * except.c: Include elf/dwarf2.h.
11181 * unwind-dw2.c: Include elf/dwarf2.h.
11182 * dwarf2out.c: Include elf/dwarf2.h.
11183 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11184 <dtprel>: New field.
11185 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11186 (size_of_loc_descr): Likewise.
11187 (output_loc_operands_raw): Likewise.
11188 (output_loc_operands): Handle new dtprel field.
11189 (loc_checksum): Update.
11190 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11191 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11192 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11193 * dwarf2asm.c: Include elf/dwarf2.h.
11194 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11195 * config/mmix/mmix.c: Include elf/dwarf2.h.
11196 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11197 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11198 * config/sh/sh.c: Include elf/dwarf2.h.
11199 * config/i386/i386.c: Include elf/dwarf2.h.
11201 2009-06-29 DJ Delorie <dj@redhat.com>
11203 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11205 * doc/extend.texi: Add MeP attributes and pragmas.
11206 * doc/invoke.text: Add MeP Options.
11207 * doc/contrib.texi: Add MeP contribution.
11208 * doc/md.texi: Add MeP constraints.
11209 * doc/install.texi: Add MeP target.
11211 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11213 * target.h (struct gcc_target): Add frame_pointer_required field.
11214 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11215 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11216 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11218 * reload1.c (update_eliminables): (Ditto.).
11219 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11220 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11221 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11223 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11225 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11226 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11227 (arm_frame_pointer_required): New function.
11229 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11230 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11231 (avr_frame_pointer_required_p): Declare as static.
11232 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11234 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11235 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11236 (bfin_frame_pointer_required): Make as static, change return type
11238 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11240 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11241 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11242 (cris_frame_pointer_required): New function.
11244 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11246 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11247 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11248 (fr30_frame_pointer_required): New function.
11250 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11251 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11252 (frv_frame_pointer_required): Make as static, change return type
11254 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11256 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11257 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11258 (ix86_frame_pointer_required): Make as static, change return type to
11260 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11262 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11263 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11265 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11267 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11269 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11271 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11272 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11273 (mips_frame_pointer_required): Make as static.
11274 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11276 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11277 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11278 (mmix_frame_pointer_required): Mew function.
11280 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11281 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11283 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11285 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11287 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11289 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11290 (CAN_ELIMINATE): Redefine.
11291 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11292 (sparc_frame_pointer_required): New function.
11293 (sparc_can_eliminate): New function.
11294 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11296 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11297 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11299 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11300 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11301 (xtensa_frame_pointer_required): Make as static, change return type
11303 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11306 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11308 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11309 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11310 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11311 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11312 (register_callback): Handle PLUGIN_START_UNIT.
11313 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11315 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11317 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11319 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11320 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11322 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11324 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11327 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11329 * doc/extend.texi (Additional Floating Types): __float128 is also
11330 supported on i386 targets.
11332 2009-06-29 Richard Guenther <rguenther@suse.de>
11334 PR middle-end/14187
11335 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11337 (pt_solutions_same_restrict_base): Declare.
11338 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11340 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11341 (make_constraint_from, make_copy_constraint): Move earlier.
11342 (make_constraint_from_heapvar): New function.
11343 (make_constraint_from_restrict): Likewise.
11344 (handle_lhs_call): Use it.
11345 (find_func_aliases): Use it to track conversions to restrict
11346 qualified pointers.
11347 (struct fieldoff): Add only_restrict_pointers flag.
11348 (push_fields_onto_fieldstack): Initialize it.
11349 (create_variable_info_for): Track global restrict qualified pointers.
11350 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11351 Track restrict qualified pointer arguments.
11352 (set_uids_in_ptset): Use varinfo is_global_var flag.
11353 (find_what_var_points_to): Set the vars_contains_restrict flag.
11354 Always create the points-to solution for sets including restrict tags.
11355 (pt_solutions_same_restrict_base): New function.
11356 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11357 qualified pointers use pt_solutions_same_restrict_base as
11358 additional source for disambiguation.
11360 2009-06-29 Richard Guenther <rguenther@suse.de>
11362 PR middle-end/38212
11363 * alias.c (find_base_decl): Remove.
11364 (get_deref_alias_set_1): Remove restrict handling.
11365 * c-common.c (c_apply_type_quals_to_decl): Do not set
11366 DECL_POINTER_ALIAS_SET.
11367 * gimplify.c (find_single_pointer_decl_1): Remove.
11368 (find_single_pointer_decl): Likewise.
11369 (internal_get_tmp_var): Remove restrict handling.
11370 (gimple_regimplify_operands): Likewise.
11371 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11372 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11373 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11374 * tree.c (restrict_base_for_decl): Remove.
11375 (init_ttree): Do not allocate it.
11376 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11377 LABEL_DECL_UID for label decls.
11378 (copy_node_stat): Do not copy restrict information.
11379 (decl_restrict_base_lookup): Remove.
11380 (decl_restrict_base_insert): Likewise.
11381 (print_restrict_base_statistics): Likewise.
11382 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11383 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11384 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11385 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11386 (LABEL_DECL_UID): Adjust.
11387 (DECL_BASED_ON_RESTRICT_P): Remove.
11388 (DECL_GET_RESTRICT_BASE): Likewise.
11389 (SET_DECL_RESTRICT_BASE): Likewise.
11390 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11392 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11393 instead of DECL_POINTER_ALIAS_SET.
11394 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11395 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11396 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11398 2009-06-29 Richard Guenther <rguenther@suse.de>
11400 PR tree-optimization/40579
11401 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11402 the IL to simplify has constants that overflowed.
11404 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11406 PR tree-optimization/40550
11407 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11408 vector_compute_type only when the size of vector_compute_type is
11409 less than the size of type.
11411 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11413 * fold-const.c (contains_label_1): Fix comments.
11414 (contains_label_p): Do not walk trees multiple time.
11416 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11418 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11419 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11420 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11421 ix86_fp_comparison_operator.
11422 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11423 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11424 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11425 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11426 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11427 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11428 (related splits): Change predicate to ix86_fp_comparison_operator.
11429 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11430 instead of ix86_fp_comparison_codes.
11431 (ix86_trivial_fp_comparison_operator,
11432 ix86_fp_comparison_operator): New.
11433 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11434 (ix86_expand_compare): Eliminate last two parameters.
11435 (ix86_fp_jump_nontrivial_p): Kill.
11436 * config/i386/i386.c (put_condition_code): Eliminate call to
11437 ix86_fp_comparison_codes and subsequent assertion.
11438 (ix86_fp_comparison_codes): Eliminate.
11439 (ix86_fp_swap_condition): New.
11440 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11441 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11442 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11443 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11444 and ix86_fp_swap_condition.
11445 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11446 Use ix86_fp_comparison_strategy.
11447 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11448 (ix86_fp_jump_nontrivial_p): Eliminate.
11449 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11450 call to ix86_expand_compare.
11451 (ix86_split_fp_branch, ix86_expand_setcc,
11452 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11453 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11455 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11457 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11458 related to jump_clobbers.
11459 * config/arm/arm.md (conds): Remove jump_clob case.
11460 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11461 splits): Change comparison_operator to arm_comparison_operator.
11462 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11465 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11467 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11468 condition for floating point modes.
11469 * expmed.c (emit_store_flag_1): Move here a bigger part
11470 of emit_store_flag.
11471 (emit_store_flag): Try swapping the condition for floating point
11473 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11475 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11477 * expr.c (expand_expr_real_1): Just use do_store_flag.
11478 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11479 emit_store_flag_force.
11480 * expmed.c (emit_store_flag_force): Copy here trick
11481 previously in expand_expr_real_1. Try reversing the comparison.
11482 (emit_store_flag_1): Work if target is NULL.
11483 (emit_store_flag): Work if target is NULL, using the result mode
11484 from the comparison. Use split_comparison, restructure final part
11485 to simplify conditionals.
11487 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11489 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11490 * dojump.c (do_jump): Change handling of floating-point
11491 ops to use just do_compare_and_jump.
11492 (split_comparison): New.
11493 (do_compare_rtx_and_jump): Add here logic coming previously
11494 in do_jump, using split_comparison.
11496 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11499 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11501 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11503 * tree-ssa-alias.c: Fix unintentional commit.
11505 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11507 * passes.c (execute_one_pass): Fix unintentional commit.
11509 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11511 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11512 (df_rd_local_compute, df_md_local_compute): Inline them.
11514 (df_md_scratch): New.
11515 (df_md_alloc, df_md_free): Allocate/free it.
11516 (df_md_local_compute): Only include live registers in init.
11517 (df_md_transfer_function): Prune the in-set computed by
11518 the confluence function, and the gen-set too.
11520 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11522 PR rtl-optimization/26854
11523 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11524 * df-problems.c (df_rd_add_problem): Fix comment.
11525 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11526 df_md_simulate_artificial_defs_at_top,
11527 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11528 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11529 df_md_transfer_function, df_md_init, df_md_confluence_0,
11530 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11531 problem_MD, df_md_add_problem): New.
11532 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11533 df_md_get_bb_info): New.
11534 (DF_LAST_PROBLEM_PLUS1): Adjust.
11536 * Makefile.in (fwprop.o): Include domwalk.h.
11537 * fwprop.c: Include domwalk.h.
11538 (reg_defs, reg_defs_stack): New.
11539 (bitmap_only_bit_between): Remove.
11540 (process_defs): New.
11541 (process_uses): Use reg_defs and local_md instead of
11542 bitmap_only_bit_between and local_rd.
11543 (single_def_use_enter_block): New, from build_single_def_use_links.
11544 (single_def_use_leave_block): New.
11545 (build_single_def_use_links): Remove code moved to
11546 single_def_use_enter_block, invoke domwalk.
11547 (use_killed_between): Adjust comment.
11549 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11551 * bitmap.h (bitmap_ior_and_into): New.
11552 * bitmap.c (bitmap_ior_and_into): New.
11554 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11556 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11557 before_dom_children_before_stmts and after_dom_children_after_stmts.
11558 Rename the two remaining callbacks to just before_dom_children and
11559 after_dom_children. Remove other GIMPLE statement walking bits.
11560 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11561 * graphite.c: Do not include domwalk.h.
11562 * tree-into-ssa.c (interesting_blocks): New global.
11563 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11564 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11565 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11566 now that they're not domwalk callbacks.
11567 (rewrite_initialize_block): Rename to...
11568 (rewrite_enter_block): ... this, place after called functions. Test
11569 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11570 (rewrite_finalize_block): Rename to...
11571 (rewrite_leave_block): ... this, place after called functions.
11572 (rewrite_update_init_block): Rename to...
11573 (rewrite_update_enter_block): ... this, place after called functions.
11574 Test interesting_blocks, call rewrite_update_stmt and
11575 rewrite_update_phi_arguments.
11576 (rewrite_update_fini_block): Rename to...
11577 (rewrite_leave_block): ... this, place after called functions.
11578 (rewrite_blocks): Remove last argument, simplify initialization of
11580 (mark_def_sites_initialize_block): Rename to...
11581 (mark_def_sites_block): ... this, call mark_def_sites.
11582 (mark_def_sites_blocks): Remove argument, simplify initialization of
11584 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11585 (update_ssa): Likewise.
11586 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11588 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11589 (dom_opt_initialize_block): Rename to...
11590 (dom_opt_enter_block): ... this, place after called functions. Walk
11591 statements here, inline propagate_to_outgoing_edges.
11592 (dom_opt_finalize_block): Rename to...
11593 (dom_opt_leave_block): ... this, place after called functions.
11594 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11596 (dse_enter_block, dse_record_phi): New.
11597 (dse_record_phis): Delete.
11598 (dse_finalize_block): Rename to...
11599 (dse_leave_block): ... this.
11600 (tree_ssa_dse): Simplify initialization of walk_data.
11601 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11602 Adjust initialization of walk_data.
11603 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11604 * tree-ssa-loop-phiopt.c (get_non_trapping):
11605 Adjust initialization of walk_data.
11606 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11607 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11608 it's not a domwalk callback.
11609 (uncprop_initialize_block): Rename to...
11610 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11611 (dse_finalize_block): Rename to...
11612 (dse_leave_block): ... this.
11613 (tree_ssa_uncprop): Simplify initialization of walk_data.
11614 * Makefile.in: Adjust dependencies.
11616 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11618 * arm.md (casesi): Fix test for Thumb1.
11619 (thumb1_casesi_internal_pic): Likewise.
11620 (thumb1_casesi_dispatch): Likewise.
11622 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11624 * config/arm/arm-cores.def: Added core cortex-m0.
11625 * config/arm/arm-tune.md: Regenerated.
11626 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11628 2009-06-26 DJ Delorie <dj@redhat.com>
11630 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11632 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11633 the scheduler doesn't tag jump insns.
11635 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11637 * c-decl.c (merge_decls): Re-indent.
11639 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11642 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11643 Special-case decimal float constants.
11645 2009-06-26 Richard Henderson <rth@redhat.com>
11647 * function.h (struct function): Add cannot_be_copied_reason,
11648 and cannot_be_copied_set.
11649 * tree-inline.c (has_label_address_in_static_1): Rename from
11650 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11651 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11652 don't set inline_forbidden_reason.
11653 (copy_forbidden): New function, split out of inline_forbidden_p.
11654 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11655 (inline_forbidden_p): Use copy_forbidden.
11656 (tree_versionable_function_p): Likewise.
11657 (inlinable_function_p): Merge into tree_inlinable_function_p.
11658 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11659 * ipa-cp.c (ipcp_versionable_function_p): New function.
11660 (ipcp_cloning_candidate_p): Use it.
11661 (ipcp_node_modifiable_p): Likewise.
11663 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11665 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11666 that is marked not to be inlined. Remove flag_mudflap use.
11667 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11668 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11670 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11673 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11674 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11676 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11678 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11680 (__mingwthr_remove_key_dtor): Likewise.
11682 2009-06-26 Richard Guenther <rguenther@suse.de>
11684 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11686 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11688 PR middle-end/40525
11689 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11690 try the non-cond_exec path also.
11692 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11695 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11696 (output_cbranch): Use new functions.
11697 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11700 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11701 Pat Haugen <pthaugen@us.ibm.com>
11702 Revital Eres <ERES@il.ibm.com>
11704 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11705 for %c error. Add %x support to print VSX registers as a unified
11706 register set, instead of separate float and altivec registers.
11707 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11708 %y case, and add support for VSX pre-modify addresses.
11709 (output_toc): Add assert for CONST containing an integer constant
11711 (rs6000_adjust_cost): Add POWER7 support.
11712 (insn_must_be_first_in_group): Ditto.
11713 (insn_must_be_last_in_group): Ditto.
11714 (rs6000_emit_popcount): Ditto.
11715 (rs6000_vector_mode_supported_p): Ditto.
11717 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11718 Change some of the functions called by macros to being called
11719 through a pointer, so debug functions can be inserted if
11720 -mdebug=addr or -mdebug=cost.
11721 (rs6000_preferred_reload_class_ptr): Ditto.
11722 (rs6000_secondary_reload_class_ptr): Ditto.
11723 (rs6000_secondary_memory_needed_ptr): Ditto.
11724 (rs6000_cannot_change_mode_class_ptr): Ditto.
11725 (rs6000_secondary_reload_inner): Ditto.
11726 (rs6000_legitimize_reload_address): Ditto.
11727 (rs6000_legitimize_reload_address_ptr): Ditto.
11728 (rs6000_mode_dependent_address): Ditto.
11729 (rs6000_mode_dependent_address_ptr): Ditto.
11731 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11732 function to return true if the mode allows reg + integer
11734 (virtual_stack_registers_memory_p): New function to return true if
11735 the address refers to a virtual stack register.
11736 (rs6000_legitimate_offset_address_p): Move code to say whether a
11737 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11739 (rs6000_legitimate_address_p): Add checks for modes that only can
11740 do reg+reg addressing. Start adding VSX support.
11741 (rs6000_legitimize_reload_address): Ditto.
11742 (rs6000_legitimize_address): Ditto.
11743 (rs6000_debug_legitimate_address_p): New debug functions for
11744 -mdebug=addr and -mdebug=cost.
11745 (rs6000_debug_rtx_costs): Ditto.
11746 (rs6000_debug_address_costs): Ditto.
11747 (rs6000_debug_adjust_cost): Ditto.
11748 (rs6000_debug_legitimize_address): Ditto.
11749 (rs6000_legitimize_reload_address_ptr): Point to call normal
11750 function or debug function. Make functions called via pointer
11752 (rs6000_mode_dependent_address_ptr): Ditto.
11753 (rs6000_secondary_reload_class_ptr): Ditto.
11754 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11755 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11756 into a friendlier error.
11757 (rs6000_init_builtins): Add initial VSX support.
11758 (rs6000_adjust_cost): Fix some spacing issues.
11760 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11761 (REG_CLASS_NAMES): Ditto.
11762 (REG_CLASS_CONTENTS): Ditto.
11763 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11764 pointer, to add -mdebug=addr support.
11765 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11766 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11767 -mdebug=addr support.
11768 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11769 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11770 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11772 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11774 (bswapsi*): Set attribute types for load/store. Add combiner
11775 patterns to eliminate zero extend on 64-bit.
11776 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11777 stdbrx if the hardware supports those instructions.
11779 2009-06-25 Ian Lance Taylor <iant@google.com>
11781 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11782 (Link Options): Document -static-libstdc++.
11784 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11787 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11788 DATA_ALIGNMENT instead.
11790 2009-06-25 Richard Guenther <rguenther@suse.de>
11792 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11793 indirect references against the callused/escaped solutions.
11794 (call_may_clobber_ref_p_1): Likewise.
11796 2009-06-25 Martin Jambor <mjambor@suse.cz>
11798 PR tree-optimization/40493
11799 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11800 (enum unscalarized_data_handling): New type.
11801 (handle_unscalarized_data_in_subtree): Return what has been done.
11802 (load_assign_lhs_subreplacements): Handle left flushes differently.
11803 (sra_modify_assign): Use unscalarized_data_handling, simplified
11804 condition determining whether to remove the statement.
11806 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11808 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11809 excerpt - @ should be doubled for texinfo.
11811 2009-06-24 Ian Lance Taylor <iant@google.com>
11813 * config/arc/arc.c: Include "df.h".
11814 (arc_attribute_table): Make static. Move higher in file.
11815 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11816 (output_shift): Initialize n later to avoid warning.
11817 * config/arm/arm.c (arm_attribute_table): Make static. Move
11819 * config/avr/avr.c (avr_attribute_table): Make static. Move
11821 (reg_class_tab): Change array type from int to enum reg_class.
11822 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11824 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11825 (lshrhi3_out): Likewise.
11826 (class_likely_spilled_p): Change return type to bool.
11827 (avr_rtx_costs): Use local code variable with enum type.
11828 * config/avr/avr.md (movmemhi): Use add_reg_note.
11829 (andhi3, andsi3): Don't use AS2 with "and".
11830 (iorhi3, iorsi3): Don't use AS2 with "or".
11831 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11832 * config/crx/crx.c: Include "df.h".
11833 (crx_attribute_table): Make static.
11834 * config/m32r/m32r.c: Include "df.h".
11835 (m32r_attribute_table): Make static. Move higher in file.
11836 (pop): Use add_reg_note.
11837 (block_move_call): Change 0 to LCT_NORMAL in function call.
11838 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11839 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11840 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11841 declare, not just when TREE_CODE is defined.
11842 * config/m68hc11/m68hc11.c: Include "expr.h".
11843 (m68hc11_attribute_table): Make static. Move higher in file.
11844 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11846 (m68hc11_register_indirect_p): Likewise.
11847 (m68hc11_function_arg_padding): Change return type to enum
11849 (emit_move_after_reload): Use add_reg_note.
11850 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11851 (m68hc11_split_logical): Likewise.
11852 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11854 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11855 to VOIDmode in function call.
11856 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11858 (m68hc11_split_logical): Update declaration.
11859 (m68hc11_function_arg_padding): Update declaration.
11860 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11861 to array of enum reg_class.
11862 (mcore_attribute_table): Make static. Move higher in file.
11863 (mcore_rtx_costs): Add cast to enum type.
11864 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11865 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11866 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11868 * config/sh/predicates.md (trapping_target_operand): Rename and to
11870 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11872 * config/spu/spu.c (spu_attribute_table): Make static. Move
11874 * config/v850/v850.c (v850_attribute_table): Make static. Move
11876 (v850_rtx_costs): Use local code with enum type.
11877 (expand_epilogue): Add cast.
11878 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11880 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11883 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11884 -m2a-single-only and -m2a-nofpu.
11885 * config/sh/sh.opt: Document m2a generates FPU code.
11887 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11889 * defaults.h (CAN_ELIMINATE): Provide default.
11890 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11891 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11892 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11893 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11894 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11895 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11896 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11897 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11898 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11899 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11901 2009-06-24 DJ Delorie <dj@redhat.com>
11903 * mep-ext-cop.cpu: Fix copyright notice.
11904 * mep-default: Fix copyright notice.
11905 * mep-core: Fix copyright notice.
11906 * mep: Fix copyright notice.
11907 * mep-ivc2: Fix copyright notice.
11908 * mep-c5: Fix copyright notice.
11910 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11912 * doc/contrib.texi (Contributors):
11914 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11916 PR middle-end/40501
11917 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11918 src and dst operands if necessary.
11920 2009-06-23 DJ Delorie <dj@redhat.com>
11923 * config.gcc: Add mep support.
11924 * recog.c: Resurrect validate_replace_rtx_subexp().
11925 * recog.h: Likewise.
11926 * config/mep/: Add new port:
11927 * config/mep/constraints.md: New file.
11928 * config/mep/default.h: New file.
11929 * config/mep/intrinsics.h: New file.
11930 * config/mep/intrinsics.md: New file.
11931 * config/mep/ivc2-template.h: New file.
11932 * config/mep/mep-c5.cpu: New file.
11933 * config/mep/mep-core.cpu: New file.
11934 * config/mep/mep-default.cpu: New file.
11935 * config/mep/mep-ext-cop.cpu: New file.
11936 * config/mep/mep-intrin.h: New file.
11937 * config/mep/mep-ivc2.cpu: New file.
11938 * config/mep/mep-lib1.asm: New file.
11939 * config/mep/mep-lib2.c: New file.
11940 * config/mep/mep-pragma.c: New file.
11941 * config/mep/mep-protos.h: New file.
11942 * config/mep/mep-tramp.c: New file.
11943 * config/mep/mep.c: New file.
11944 * config/mep/mep.cpu: New file.
11945 * config/mep/mep.h: New file.
11946 * config/mep/mep.md: New file.
11947 * config/mep/mep.opt: New file.
11948 * config/mep/predicates.md: New file.
11949 * config/mep/t-mep: New file.
11951 2009-06-23 Ian Lance Taylor <iant@google.com>
11953 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11954 from loose_warn into c_loose_warn and from strict_warn into
11955 c_strict_warn. Set and substitute warn_cxxflags. Check for
11956 --enable-build-with-cxx. Set and substitute
11957 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11958 * Makefile.in (CXXFLAGS): New variable.
11959 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11960 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11961 the default is the same as $(STRICT_WARN).
11962 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11963 (CXX): New variable.
11964 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11965 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11966 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11967 (HOST_LIBS): New variable.
11968 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11969 (ALL_CXXFLAGS): New variable.
11970 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11971 * doc/install.texi (Configuration): Document
11972 --enable-build-with-cxx, --with-stage1-ldflags,
11973 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11974 * configure: Rebuild.
11976 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11978 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11979 from previous commit.
11981 2009-06-23 Ian Lance Taylor <iant@google.com>
11983 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11985 2009-06-23 Ian Lance Taylor <iant@google.com>
11987 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11988 with ATTRIBUTE_UNUSED.
11990 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11991 Pat Haugen <pthaugen@us.ibm.com>
11992 Revital Eres <eres@il.ibm.com>
11994 * config.in (HAVE_AS_POPCNTD): Add default definition.
11995 (HAVE_AS_LWSYNC): Ditto.
11997 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11999 (gcc_cv_as_powerpc_cmpb): Ditto.
12000 (gcc_cv_as_powerpc_dfp): Ditto.
12001 (gcc_cv_as_powerpc_vsx): Ditto.
12002 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12003 supporting the popcntd/lwsync instructions.
12004 (gcc_cv_as_powerpc_lwsync): Ditto.
12005 * configure: Regenerate.
12007 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12008 -mcpu=native and -mcpu=power7.
12009 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12011 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12012 a variable instead of a mask to reduce the number of mask bits.
12013 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12014 (-mbit-word): Ditto.
12015 (-mregnames): Ditto.
12016 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12017 (-mfused-madd): Ditto.
12019 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12021 (-mvsx): New switch for VSX instructions.
12022 (-misel): Move from a variable to a mask to allow it to be set by
12025 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12026 function declaration to an array declaration.
12027 (rs6000_hard_regno_nregs): New external array declaration.
12029 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12030 files included by rs6000.md.
12032 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12033 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12035 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12037 (rs6000_debug_reg): New -mdebug= variables.
12038 (rs6000_debug_addr): Ditto.
12039 (rs6000_debug_cost): Ditto.
12040 (rs6000_pmode): New variable to hold Pmode.
12041 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12042 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12043 calculated at compiler start.
12044 (rs6000_hard_regno_nregs): Change function to an array which holds
12045 HARD_REGNO_NREGS calculated at compiler start.
12046 (rs6000_explicit_options): Delete isel field.
12047 (rs6000_vector_unit): New array to hold which vector unit
12048 supports arithmetic options for a given type.
12049 (rs6000_vector_mem): New array to hold which vector unit supports
12050 memory reference operations for a given type.
12051 (rs6000_vector_align): New array to given the alignment of each
12053 (power7_cost): New basic costs for power7.
12054 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12055 (rs6000_hard_regno_nregs_internal): New function, moved from
12056 HARD_REGNO_NREGS, to calculate the number of registers each hard
12057 register takes for each type.
12058 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12059 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12060 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12061 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12062 unit information here so it is calculated once at compiler startup
12064 (rs6000_override_options): Make -misel a target mask. Add more
12065 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12066 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12068 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12069 (rs6000_handle_option): Move -misel from variable to target mask.
12070 (rs6000_builtin_mask_for_load): Add VSX support.
12071 (rs6000_conditional_register_usage): Ditto.
12072 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12073 (function_arg_boundary): Ditto.
12074 (rs6000_expand_builtin): Ditto.
12075 (def_builtin): Make abort message a little friendlier.
12076 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12078 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12079 assembler support the popcntd instruction instead of a vsx
12080 instruction to enable power7 support.
12081 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12082 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12083 option to the assembler if -mcpu=native.
12084 (ASM_CPU_NATIVE_SPEC): Ditto.
12085 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12087 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12088 the lwsync instruction.
12089 (enum processor_type): Add PROCESSOR_POWER7.
12090 (rs6000_debug_reg): New -mdebug= options.
12091 (rs6000_debug_addr): Ditto.
12092 (rs6000_debug_cost): Ditto.
12093 (rs6000_isel): Delete.
12094 (enum rs6000_vector): New enum to say what vector unit we have.
12095 (VECTOR_UNIT_*): New macros to say which vector unit has
12096 arithmetic operations for a given type.
12097 (VECTOR_MEM_*): New macros to say which vector unit has memory
12098 operations for a given type.
12099 (TARGET_LDBRX): Whether the machine supports the ldbrx
12101 (TARGET_ISEL): Delete, -misel moved to be a mask.
12102 (TARGET_ISEL64): New macro for 64-bit isel support.
12103 (UNITS_PER_VSX_WORD): New macro.
12104 (POINTER_SIZE): Move to be an external variable, rather than
12105 calculating whether we are generating 32 ot 64-bit code.
12107 (STACK_BOUNDARY): Add VSX support.
12108 (LOCAL_ALIGNMENT): Ditto.
12109 (SLOW_UNALIGNED_ACCESS): Ditto.
12110 (VSX_REGNO_P): New macro for VSX support.
12111 (VFLOAT_REGNO_P): Ditto.
12112 (VINT_REGNO_P): Ditto.
12113 (VLOGICAL_REGNO_P): Ditto.
12114 (VSX_VECTOR_MODE): Ditto.
12115 (VSX_SCALAR_MODE): Ditto.
12117 (VSX_MOVE_MODE): Ditto.
12118 (VSX_REG_CLASS_P): Ditto.
12119 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12121 (UNITS_PER_SIMD_WORD): Add VSX support.
12122 (MODES_TIEABLE_P): Ditto.
12123 (STARTING_FRAME_OFFSET): Ditto.
12124 (STACK_DYNAMIC_OFFSET): Ditto.
12125 (EPILOGUE_USES): Ditto.
12126 (REGNO_REG_CLASS): Move to array lookup.
12127 (CLASS_MAX_NREGS): Ditto.
12128 (rs6000_vector_reg_class): Add declaration.
12129 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12130 overlap with the floating point and Altivec registers.
12132 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12134 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12135 give the appropriate asm switches if -mcpu=native.
12136 (host_detect_local_cpu): Add support for "asm".
12137 (host_detect_local_cpu): Follow GNU code guidelines for name.
12139 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12140 -mbit-word to a variable instead of being a target mask.
12142 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12143 emit the lwsync instruction instead of emitting the instruction as
12144 an integer constant.
12146 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12147 fixuns_trundfsi2, move expander into rs6000.md.
12149 * config/rs6000/rs6000.md (cpu): Add power7.
12150 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12151 (logical predicate patterns): Change the single instruction
12152 primitives that set CR0 to be fast_compare instead of compare.
12154 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12155 (popcntddi2): Ditto.
12156 (popcount<mode>): Ditto.
12157 (floating multiply/add insns): Name the floating point
12158 multiply/add insns.
12159 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12160 (isel_unsigned_<mode>): Ditto.
12161 (fixuns_trundfsi2): Move expander here from spe.md.
12162 (smindi3): Define if we have -misel on 64-bit systems.
12167 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12169 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12171 * config/avr/avr.c (avr_current_device): New variable.
12172 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12173 (avr_arch, mcu_type_s): Move to avr.h.
12174 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12175 default_data_section_start fields.
12176 (avr_arch): Moved from avr.c.
12177 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12178 library_name fields.
12179 (avr_current_device, avr_mcu_types, avr_arch_types,
12180 avr_device_to_arch, avr_device_to_data_start,
12181 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12182 (EXTRA_SPEC_FUNCTIONS): Define.
12183 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12184 options mapping. Use device_to_arch and device_to_data_start insted.
12185 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12186 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12187 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12188 * config/avr/driver-avr.c: New file.
12189 * config/avr/avr-devices.c: New file.
12191 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12193 * var-tracking.c (unshare_variable): Force initialized to
12194 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12195 (set_variable_part): Likewise.
12196 (struct variable_union_info): Remove pos_src field.
12197 (vui_vec, vui_allocated): New variables.
12198 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12199 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12200 == 1 use a simpler sorting algorithm. Compute pos field right
12201 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12202 Avoid quadratic comparison if !flag_var_tracking_uninit.
12203 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12204 unshare_variable unconditionally.
12205 (dataflow_set_different_2): Removed.
12206 (dataflow_set_different): Don't traverse second hash table.
12207 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12208 unconditionally to var_reg_set or var_mem_set.
12209 (emit_notes_in_bb): Likewise.
12210 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12212 (emit_note_insn_var_location): Don't set initialized to
12213 VAR_INIT_STATUS_INITIALIZED early.
12214 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12216 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12218 * tree-object-size.c (addr_object_size): Instead of checking
12219 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12220 are no FIELD_DECLs following it.
12222 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12224 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12225 order to match bswaps with signed source operands.
12227 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12229 * sdbout.c (sdbout_one_type): Fix braces in switch.
12231 2009-06-23 Richard Guenther <rguenther@suse.de>
12233 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12235 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12236 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12237 var_callused, callused_tree, var_storedanything, storedanything_tree,
12238 var_integer, integer_tree): Remove global variables.
12239 (new_var_info): Do not pass new id, append the new var to the
12240 global variable vector.
12241 (do_ds_constraint): Use is_global_var member of the variable-info.
12242 (new_scalar_tmp_constraint_exp): Adjust.
12243 (create_function_info_for): Likewise.
12244 (create_variable_info_for): Likewise.
12245 (find_what_var_points_to): Remove dead code.
12246 (init_base_vars): Simplify.
12247 (compute_points_to_sets): Adjust.
12249 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12251 * combine.c (try_combine): Dump information about the insns we're
12254 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12256 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12257 check when calling force_to_mode on TRUNCATE's operand.
12259 2009-06-22 Ian Lance Taylor <iant@google.com>
12261 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12263 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12265 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12267 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12269 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12270 override library linkage flags such as -static-libgcc or
12273 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12275 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12277 2009-06-22 Ian Lance Taylor <iant@google.com>
12279 * config/linux.opt: Put mglibc ahead of muclibc.
12281 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12282 for duplicate decls.
12284 2009-06-22 Matthias Klose <doko@ubuntu.com>
12286 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12288 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12291 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12292 instead of NULL if a parser error occurs.
12294 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12296 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12297 non-DWARF2_DEBUGGING_INFO version.
12299 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12301 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12302 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12304 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12305 (LIBGCC2_TF_CEXT): Define.
12308 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12311 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12313 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12315 * config/arm/arm.c (arm_override_options): Disable
12316 -mcaller-super-interworking and -mcallee-super-interworking.
12317 * doc/invoke.texi (ARM Options): Document this.
12319 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12321 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12322 * config/arm/constraints.md (j): New constraint for movw operands.
12323 (N): Remove thumb2 meaning.
12324 * config/arm/arm.md (*arm_movw): Delete.
12325 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12326 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12327 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12329 2009-06-22 Martin Jambor <mjambor@suse.cz>
12331 PR tree-optimization/40492
12332 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12333 build_ref_for_offset.
12335 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12337 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12338 JUMP_TABLE_DATA_P predicates where applicable.
12339 * auto-inc-dec.c: Ditto.
12340 * builtins.c: Ditto.
12341 * caller-save.c: Ditto.
12343 * cfgcleanup.c: Ditto.
12344 * cfglayout.c: Ditto.
12346 * combine.c: Ditto.
12347 * combine-stack-adj.c: Ditto.
12351 * df-scan.c: Ditto.
12353 * dwarf2asm.c: Ditto.
12354 * dwarf2out.c: Ditto.
12355 * emit-rtl.c: Ditto.
12361 * function.c: Ditto.
12364 * genpreds.c: Ditto.
12365 * genrecog.c: Ditto.
12367 * ira-costs.c: Ditto.
12368 * ira-lives.c: Ditto.
12370 * loop-iv.c: Ditto.
12371 * lower-subreg.c: Ditto.
12372 * modulo-sched.c: Ditto.
12374 * postreload.c: Ditto.
12375 * print-rtl.c: Ditto.
12377 * reginfo.c: Ditto.
12378 * regmove.c: Ditto.
12379 * reload1.c: Ditto.
12382 * rtlanal.c: Ditto.
12384 * sched-vis.c: Ditto.
12386 * sel-sched-ir.c: Ditto.
12387 * simplify-rtx.c: Ditto.
12388 * targhooks.c: Ditto.
12389 * var-tracking.c: Ditto.
12390 * vmsdbgout.c: Ditto.
12392 2009-06-22 Matthias Klose <doko@ubuntu.com>
12394 * Makefile.in (install-plugin): Always use DESTDIR.
12396 2009-06-22 Olivier Hainque <hainque@adacore.com>
12398 * config/pa/pa.c (output_call): Don't optimize post call jumps
12399 into return address adjustments if the call may throw.
12401 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12403 * arm.c (thumb1_output_casesi): New function.
12404 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12405 optimizing for size or PIC.
12406 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12407 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12408 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12409 (thumb1_casesi_internal_pic): New expand rule.
12410 (thumb1_casesi_dispatch): New pattern.
12411 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12413 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12414 in the text seciton when PIC or optimizing for size.
12415 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12416 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12417 preservation properties of code.
12418 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12419 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12420 (__gnu_thumb1_case_si): New function.
12421 * t-arm (LIB1ASMSRC): Define here.
12422 (LIB1ASMFUNCS): Add some common functions.
12423 * t-arm-elf (LIB1ASMSRC): Delete.
12424 (LIB1ASMFUNCS): Append to existing set.
12425 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12426 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12427 * t-symbian (LIB1ASMFUNCS): Likewise.
12428 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12429 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12431 2009-06-21 Richard Guenther <rguenther@suse.de>
12433 PR tree-optimization/38729
12434 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12435 to loops with a single exit if -fno-expensive-optimizations.
12437 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12439 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12440 (dataflow_set): Change vars type from htab_t to shared_hash.
12441 (shared_hash_pool, empty_shared_hash): New variables.
12442 (vars_clear): Removed.
12443 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12444 shared_hash_find_slot_unshare, shared_hash_find_slot,
12445 shared_hash_find_slot_noinsert, shared_hash_find): New
12447 (shared_hash_unshare, shared_hash_destroy): New functions.
12448 (unshare_variable): Unshare set->vars if shared, use
12450 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12451 (get_init_value, find_src_set_src, dump_dataflow_set,
12452 clobber_variable_part, emit_notes_for_differences): Use
12454 (dataflow_set_init): Remove second argument, set vars to
12455 empty_shared_hash instead of creating a new htab.
12456 (dataflow_set_clear): Call shared_hash_destroy and set vars
12457 to empty_shared_hash instead of calling vars_clear.
12458 (dataflow_set_copy): Don't call vars_copy, instead just share
12459 the src htab with dst.
12460 (variable_union): Use shared_hash_*, use initially NO_INSERT
12461 lookup if set->vars is shared. Don't keep slot cleared before
12462 calling unshare_variable. Unshare set->vars if needed.
12463 Even ->refcount == 1 vars must be unshared if set->vars is shared
12464 and var needs to be modified.
12465 (variable_canonicalize): New function.
12466 (dataflow_set_union): If dst->vars is empty, just share src->vars
12467 with dst->vars and traverse with variable_canonicalize to canonicalize
12468 and unshare what is needed.
12469 (dataflow_set_different): If old_set and new_set use the same shared
12470 htab, they aren't different. If number of htab elements is different,
12471 htabs are different. Use shared_hash_*.
12472 (dataflow_set_destroy): Call shared_hash_destroy instead of
12474 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12475 second argument to dataflow_set_init.
12476 (vt_initialize): Likewise. Initialize shared_hash_pool and
12477 empty_shared_hash, move bb in/out initialization afterwards.
12478 Use variable_htab_free instead of NULL as changed_variables del hook.
12479 (variable_was_changed): Change type of second argument to pointer to
12480 dataflow_set. When inserting var into changed_variables, bump
12481 refcount. Unshare set->vars if set is shared htab and slot needs to
12483 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12484 lookup if set->vars is shared. Unshare set->vars if needed.
12485 Even ->refcount == 1 vars must be unshared if set->vars is shared
12486 and var needs to be modified. Adjust variable_was_changed caller.
12487 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12488 vars must be unshared if set->vars is shared and var needs to be
12489 modified. Adjust variable_was_changed caller.
12490 (emit_note_insn_var_location): Don't pool_free var.
12491 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12493 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12494 free_alloc_pool on shared_hash_pool.
12496 2009-06-20 Anthony Green <green@moxielogic.com>
12498 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12499 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12501 2009-06-20 Richard Guenther <rguenther@suse.de>
12503 * tree-ssa-structalias.c (find_func_aliases): For memset use
12504 a constraint from NULL if we memset to zero.
12505 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12506 we explicitly handle that do not read from memory.
12507 (call_may_clobber_ref_p_1): Properly handle builtins that may
12510 2009-06-20 Richard Guenther <rguenther@suse.de>
12512 PR tree-optimization/40495
12513 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12514 (new_scalar_tmp_constraint_exp): New function.
12515 (process_constraint): Do not create temporary decls.
12516 (process_all_all_constraints): Likewise.
12517 (handle_const_call): Likewise.
12518 (create_function_info_for): Do not set decl.
12520 2009-06-19 Ian Lance Taylor <iant@google.com>
12522 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12523 (rs6000_attribute_table): Make static; move before use.
12525 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12527 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12528 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12529 Propagate the TREE_READONLY flag without overwriting it.
12530 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12531 Propagate the TREE_READONLY flag onto the result.
12532 (process_call_operands): Move around. Use correct constant value.
12534 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12537 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12538 * config/arm/arm.md: Likewise.
12540 2009-06-19 Ian Lance Taylor <iant@google.com>
12542 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12543 to GIMPLE_ERROR_MARK.
12545 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12546 op2_original_type parameters. Warn about using different enum types.
12547 * c-parser.c (c_parser_conditional_expression): Pass original
12548 types to build_conditional_expr.
12549 * c-tree.h (build_conditional_expr): Update declaration.
12551 2009-06-19 Ian Lance Taylor <iant@google.com>
12553 * config/i386/i386.c (ix86_function_specific_save): Test that
12554 fields match values, rather than testing the values are in a
12557 2009-06-19 Richard Guenther <rguenther@suse.de>
12559 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12560 ADDR_EXPR pointers.
12561 (ptr_derefs_may_alias_p): Likewise.
12562 (ptr_deref_may_alias_ref_p_1): New function.
12563 (ptr_deref_may_alias_ref_p): Likewise.
12564 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12565 covered by looking at the ESCAPED solution.
12566 (call_may_clobber_ref_p_1): Likewise.
12567 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12568 Handle NULL_TREE offset. Do not produce redundant constraints.
12569 (process_all_all_constraints): New helper function.
12570 (do_structure_copy): Use it.
12571 (handle_lhs_call): Likewise.
12572 (find_func_aliases): Handle some builtins with pointer arguments
12573 and/or return values explicitly.
12575 2009-06-19 Ian Lance Taylor <iant@google.com>
12577 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12579 2009-06-19 Ian Lance Taylor <iant@google.com>
12581 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12583 2009-06-19 Ian Lance Taylor <iant@google.com>
12585 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12586 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12589 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12590 uninitialized const.
12592 2009-06-19 Ian Lance Taylor <iant@google.com>
12594 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12597 * c-decl.c (in_struct, struct_types): Remove.
12598 (struct c_binding): Add in_struct field.
12599 (c_binding_ptr): Define type, along with VEC.
12600 (struct c_struct_parse_info): Define.
12601 (struct_parse_info): New static variable.
12602 (bind): Initialize in_struct field.
12603 (start_struct): Remove enclosing_in_struct and
12604 enclosing_struct_types parameters. Add
12605 enclosing_struct_parse_info parameter. Change all callers. Set
12606 struct_parse_info rather than in_struct and struct_types.
12607 (grokfield): If -Wc++-compat and there is a symbol binding for the
12608 field name, set the in_struct flag and push it on the
12609 struct_parse_info->fields vector.
12610 (warn_cxx_compat_finish_struct): New static function.
12611 (finish_struct): Remove enclosing_in_struct and
12612 enclosing_struct_types parameters. Add
12613 enclosing_struct_parse_info parameter. Change all callers. Don't
12614 set C_TYPE_DEFINED_IN_STRUCT here. Call
12615 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12616 parameter. Only push on struct_types if warn_cxx_compat.
12617 (finish_enum): Only push on struct_types if warn_cxx_compat.
12618 (declspecs_add_type): Add loc parameter. Change all callers.
12619 Change all error calls to error_at. Pass loc, not input_location,
12620 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12621 defined in a struct. If -Wc++-compat and parsing a struct, record
12622 that a typedef name was used.
12623 * c-parser.c (c_parser_declspecs): Get location to pass to
12624 declspecs_add_type.
12625 (c_parser_struct_or_union_specifier): Update calls to start_struct
12627 * c-tree.h (struct c_struct_parse_info): Declare.
12628 (finish_struct, start_struct): Update declarations.
12629 (declspecs_add_type): Update declaration.
12631 2009-06-19 Ian Lance Taylor <iant@google.com>
12633 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12634 variable with an anonymous type.
12636 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12638 * see.c: Remove for real.
12640 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12642 * optabs.h (enum optab_index): Add new OTI_significand.
12643 (significand_optab): Define corresponding macro.
12644 * optabs.c (init_optabs): Initialize significand_optab.
12645 * genopinit.c (optabs): Implement significand_optab using
12646 significand?f2 patterns.
12647 * builtins.c (expand_builtin_mathfn): Handle
12648 BUILT_IN_SIGNIFICAND{,F,L}.
12649 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12650 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12652 * config/i386/i386.md (significandxf2, significand<mode>2): New
12653 expanders to implement significandf, significand and significandl
12654 built-ins as inline x87 intrinsics.
12656 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12658 * config/avr/avr.c (avr_override_options): Remove setting value of
12659 PARAM_INLINE_CALL_COST.
12661 2009-06-18 Richard Henderson <rth@redhat.com>
12664 * tree-pass.h (TDF_ASMNAME): New.
12665 * tree-dump.c (dump_options): Add asmname.
12666 * doc/invoke.texi: Document it.
12668 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12669 (dump_decl_name): ...here.
12670 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12671 (dump_generic_node): Update dump_function_name calls.
12672 (print_call_name): New flags arg; update all dump calls.
12673 * diagnostic.h (print_call_name): Update.
12674 * gimple-pretty-print.c (dump_gimple_call): Update.
12676 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12679 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12681 2009-06-18 Diego Novillo <dnovillo@google.com>
12683 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12684 * plugin.c (str_license): Declare.
12685 (try_init_one_plugin): Assert that the symbol
12686 'plugin_is_GPL_compatible' exists.
12688 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12691 * Makefile.in (OBJS-common): Remove see.o.
12693 * common.opt (fsee): Mark as preserved for backward compatibility.
12694 * opts.c (common_handle_option): Add OPT_fsee to the backward
12695 compatibility section.
12696 * passes.c (init_optimization_passes, pass_see): Remove pass.
12697 * timevar.def (TV_SEE): Remove.
12698 * tree-pass.h (pass_see): Remove declaration.
12699 * doc/invoke.texi (-fsee): Remove documentation.
12701 2009-06-18 Martin Jambor <mjambor@suse.cz>
12703 * tree-sra.c: Include statistics.h
12704 (sra_stats): New variable.
12705 (sra_initialize): Clear sra_stats.
12706 (create_access_replacement): Increment sra_stats.replacements.
12707 (get_access_replacement): Do not return twice.
12708 (analyze_all_variable_accesses): Increment statistics counter by the
12709 number of scalarized aggregates.
12710 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12711 (sra_modify_expr): Increment sra_stats.exprs.
12712 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12713 (sra_modify_assign): Increment sra_stats.exprs,
12714 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12715 (perform_intra_sra): Update statistics counters.
12716 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12718 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12720 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12721 (arm_scalar_mode_supported_p): New function.
12723 2009-06-18 Paul Brook <paul@codesourcery.com>
12724 Sandra Loosemore <sandra@codesourcery.com>
12726 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12727 (__extendhfsf2, __truncsfhf2): Define.
12728 * config/arm/fp16.c: New file.
12729 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12730 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12732 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12734 * doc/extend.texi (Half-Precision): New section.
12735 * doc/invoke.texi (Option Summary): List -mfp16-format.
12736 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12737 * config/arm/arm.opt (mfp16-format=): New.
12738 * config/arm/arm.c: Include intl.h.
12739 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12740 (TARGET_INVALID_RETURN_TYPE): Redefine.
12741 (TARGET_PROMOTED_TYPE): Redefine.
12742 (TARGET_CONVERT_TO_TYPE): Redefine.
12743 (arm_fp16_format): Define.
12744 (all_fpus): Add entry for neon-fp16.
12745 (fp_model_for_fpu): Likewise.
12746 (struct fp16_format): Declare.
12747 (all_fp16_formats): Define.
12748 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12750 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12752 (arm_legitimate_index_p): Treat HFmode like HImode.
12753 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12754 (coproc_secondary_reload_class): Special-case HFmode.
12755 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12756 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12757 (arm_init_fp16_builtins): New.
12758 (arm_init_builtins): Call it.
12759 (arm_invalid_parameter_type): New.
12760 (arm_invalid_return_type): New.
12761 (arm_promoted_type): New.
12762 (arm_convert_to_type).
12763 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12765 (arm_emit_fp16_const): New function.
12766 (arm_mangle_type): Mangle __fp16 as "Dh".
12767 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12769 (TARGET_NEON_FP16): New.
12770 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12771 (enum fputype): Add FPUTYPE_NEON_FP16.
12772 (enum arm_fp16_format_type): Declare.
12773 (arm_fp16_format): Declare.
12774 (LARGEST_EXPONENT_IS_NORMAL): Define.
12775 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12776 * config/arm/arm-modes.def (HFmode): Define.
12777 * config/arm/vfp.md: (*movhf_vfp): New.
12778 (extendhfsf2): New.
12780 * config/arm/arm.md: (fpu): Add neon_fp16.
12781 (floatsihf2, floatdihf2): New.
12782 (fix_trunchfsi2, fix_trunchfdi2): New.
12784 (extendhfdf2): New.
12786 (*arm32_movhf): New.
12787 (*thumb1_movhf): New.
12788 (consttable_2): Add check for HFmode constants.
12789 (consttable_4): Handle HFmode constants.
12791 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12793 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12795 2009-06-17 Olivier Hainque <hainque@adacore.com>
12797 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12798 const char ** conversion in AIX specific section.
12800 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12802 * config/i386/i386.c (ix86_special_builtin_type): Remove
12803 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12804 (bdesc_special_args): Updated.
12805 (ix86_init_mmx_sse_builtins): Likewise.
12806 (ix86_expand_special_args_builtin): Likewise.
12808 2009-06-17 Richard Henderson <rth@redhat.com>
12810 * tree-pretty-print.c (maybe_dump_asm_name): New.
12811 (dump_decl_name): Use it.
12812 (PRINT_FUNCTION_NAME): Merge into...
12813 (dump_function_name): ... here. Use maybe_dump_asm_name.
12815 2009-06-17 Cary Coutant <ccoutant@google.com>
12817 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12819 * debug.c (struct gcc_debug_hooks): Change placeholder for
12821 (debug_nothing_int_charstar_int): Replaced by...
12822 (debug_nothing_int_charstar_int_bool): ...this.
12823 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12824 source_line prototype.
12825 (debug_nothing_int_charstar_int): Replaced by...
12826 (debug_nothing_int_charstar_int_bool): ...this.
12827 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12828 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12829 Output is_stmt operand when necessary.
12830 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12831 (notice_source_line): Add is_stmt parameter.
12832 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12833 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12835 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12836 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12838 2009-06-17 Ian Lance Taylor <iant@google.com>
12840 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12842 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12845 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12847 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12848 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12849 tree_strip_sign_nop_conversions and
12850 tree_ssa_strip_useless_type_conversions rather than stripping
12851 the operations here.
12852 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12854 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12855 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12856 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12857 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12860 2009-06-17 Michael Eager <eager@eagercon.com>
12862 * config/rs6000/constraints.md (register_constraint "d"): New.
12863 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12864 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12865 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12866 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12867 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12868 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12869 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12870 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12871 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12872 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12874 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12875 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12876 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12877 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12878 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12879 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12880 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12881 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12882 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12883 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12884 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12885 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12886 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12887 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12889 2009-06-16 Ian Lance Taylor <iant@google.com>
12891 * profile.c (total_num_never_executed): Don't define.
12892 (compute_branch_probabilities): Don't count or print
12893 num_never_executed.
12894 (init_branch_prob): Don't set total_num_never_executed.
12895 (end_branch_prob): Don't print total_num_never_executed.
12897 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12899 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12901 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12903 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12904 (nabstd2_fpr): Same.
12906 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12908 * expr.c (expand_assignment): Change complex type check.
12910 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12912 * doc/plugins.texi (Building GCC plugins): Added new section.
12914 2009-06-17 Ian Lance Taylor <iant@google.com>
12916 * c-pch.c (get_ident): Don't set size of templ array.
12917 (pch_init): Don't set size of partial_pch array.
12919 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12920 string constant to intialize an array whose size is the length of
12923 2009-06-17 Richard Guenther <rguenther@suse.de>
12925 PR tree-optimization/40389
12926 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12927 to addressable types.
12928 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12930 2009-06-17 Richard Guenther <rguenther@suse.de>
12932 PR middle-end/40460
12933 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12934 if there is no evolution of left in the loop bail out.
12935 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12936 chrec_fold_multiply.
12938 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12939 Janis Johnson <janis187@us.ibm.com>
12942 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12943 for the symbol ref of a constant that is the source of a move
12944 - nor for any other not-obvious-label-ref constants.
12946 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12948 * plugin.c (position_pass): Skip newly inserted pass during list
12949 traversal to avoid repeated insertion.
12951 2009-06-16 Ian Lance Taylor <iant@google.com>
12953 * vec.h (VEC_stack_alloc): Define different version if
12954 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12955 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12956 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12957 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12959 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12961 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12963 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12964 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12965 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12966 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12967 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12968 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12969 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12970 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12971 __builtin_ia32_rdtscp.
12972 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12973 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12974 and __builtin_ia32_rorhi.
12975 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12976 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12977 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12978 (ix86_expand_args_builtin): Likewise.
12979 (ix86_expand_special_args_builtin): Likewise.
12981 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12982 (UNSPECV_RDTSC): Likewise.
12983 (UNSPECV_RDPMC): Likewise.
12984 (*bsr): Renamed to ...
12986 (*bsr_rex64): Renamed to ...
12989 (*rdpmc): Likewise.
12990 (*rdpmc_rex64): Likewise.
12992 (*rdtsc): Likewise.
12993 (*rdtsc_rex64): Likewise.
12994 (rdtscp): Likewise.
12995 (*rdtscp): Likewise.
12996 (*rdtscp_rex64): Likewise.
12998 * config/i386/ia32intrin.h: New.
13000 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13002 2009-06-16 Ian Lance Taylor <iant@google.com>
13004 * ira-build.c (copy_info_to_removed_store_destinations):
13005 Initialize parent_a.
13007 2009-06-16 Ian Lance Taylor <iant@google.com>
13009 * c-decl.c (grokdeclarator): Change size_varies to bool.
13011 2009-06-16 Ian Lance Taylor <iant@google.com>
13013 * sel-sched.c: Make forward declarations of move_op_hooks and
13014 fur_hooks explicitly extern.
13016 2009-06-16 Ian Lance Taylor <iant@google.com>
13018 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13019 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13021 2009-06-16 Ian Lance Taylor <iant@google.com>
13023 * resource.c (mark_referenced_resources): Change
13024 include_delayed_effects parameter to bool. Change all callers.
13025 (mark_end_of_function_resources): Likewise.
13026 * reorg.c (insn_references_resource_p): Likewise.
13027 (insn_sets_resource_p): Likewise.
13028 * resource.h (mark_referenced_resources): Update declaration.
13029 (mark_end_of_function_resources): Update declaration.
13031 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13033 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13035 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13037 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13038 GCC can bootstrap on AIX with GNU Binutils 2.20.
13040 2009-06-16 Ian Lance Taylor <iant@google.com>
13042 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13044 2009-06-16 Ian Lance Taylor <iant@google.com>
13046 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13047 inline, not extern inline.
13048 (exact_log2): Likewise.
13049 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13051 (exact_log2): Likewise, but don't test CTZ_HWI.
13053 2009-06-16 Ian Lance Taylor <iant@google.com>
13055 * bitmap.c (bitmap_clear): Don't declare as inline.
13056 * gimple.c (gimplify_assign): Likewise.
13057 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13058 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13059 (sched_scan_info): Remove duplicate definition.
13061 2009-06-16 Ian Lance Taylor <iant@google.com>
13063 * c-common.c (skip_evaluation): Don't define.
13064 (c_inhibit_evaluation_warnings): Define global variable.
13065 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13066 than skip_evaluation.
13067 (convert_and_check, warn_for_div_by_zero): Likewise.
13068 * c-common.h (skip_evaluation): Don't declare.
13069 (c_inhibit_evaluation_warnings): Declare.
13070 * c-parser.c (c_parser_typeof_specifier): Set
13071 c_inhibit_evaluation_warnings rather than skip_evaluation.
13072 (c_parser_conditional_expression): Likewise.
13073 (c_parser_binary_expression): Likewise.
13074 (c_parser_sizeof_expression): Likewise.
13075 (c_parser_alignof_expression): Likewise.
13076 * c-typeck.c (build_indirect_ref): Check
13077 c_inhibit_evaluation_warnings rather than skip_evaluation.
13078 (build_conditional_expr, build_binary_op): Likewise.
13080 2009-06-16 Richard Guenther <rguenther@suse.de>
13082 * tree-ssa-alias.c (is_escape_site): Remove.
13083 * tree-ssa-alias.h (enum escape_type): Remove.
13084 (is_escape_site): Likewise.
13085 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13086 via casts and asms without deferring to is_escape_site.
13088 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13090 PR middle-end/40446
13091 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13092 use gen_lowpart if op0 has complex mode.
13094 2009-06-16 Richard Guenther <rguenther@suse.de>
13096 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13097 variables add them to ESCAPED.
13098 (find_func_aliases): Do not make all indirectly stored values escaped.
13100 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13102 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13103 make_decl_one_only.
13105 2009-06-16 Martin Jambor <mjambor@suse.cz>
13107 PR tree-optimization/40432
13108 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13109 check whether we need to force gimple register operand.
13111 2009-06-16 Martin Jambor <mjambor@suse.cz>
13113 PR tree-optimization/40413
13114 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13115 build_ref_for_offset.
13116 (propagate_subacesses_accross_link): Fix a typo in a comment.
13118 2009-06-16 Ira Rosen <irar@il.ibm.com>
13120 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13121 with additional parameter.
13122 * tree-vectorizer.h (enum vect_def_type): Add new value
13124 (enum vect_relevant): Add comments.
13125 (vect_is_simple_reduction): Add new argument.
13126 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13127 Detect nested cycles.
13128 (vect_is_simple_reduction): Update documentation, add an argument to
13129 distinguish inner-loop reduction from nested cycle, detect nested
13130 cycles, fix printings and indentation, don't swap operands in case
13132 (get_initial_def_for_reduction): Handle subtraction.
13133 (vect_create_epilog_for_reduction): Add new argument to specify
13134 reduction variable.
13135 (vect_finalize_reduction): Handle subtraction, fix comments.
13136 (vectorizable_reduction): Handle nested cycles. In case of nested
13137 cycle keep track of the reduction variable position. Call
13138 vect_is_simple_reduction with additional parameter. Use original
13139 statement code in reduction epilogue for nested cycle. Call
13140 vect_create_epilog_for_reduction with additional parameter.
13141 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13142 inner-loop vectorization.
13143 (vect_recog_widen_sum_pattern): Likewise.
13144 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13146 (vect_mark_stmts_to_be_vectorized): Likewise.
13147 (vect_get_vec_def_for_operand): Handle nested cycles.
13149 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13151 * doc/invoke.texi (Debugging Options): Fix option index entries
13152 for -fdump-statistics, -frandom-seed add entries for
13153 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13154 (FRV Options): Fix entries for -mTLS, -mtls.
13155 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13156 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13157 (M68hc1x Options): Fix @itemx for -mnominmax.
13158 (MCore Options): Fix entry for -mno-lsim.
13159 (MMIX Options): Fix entry for -mabi=mmixware.
13160 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13162 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13164 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13165 Mention the plugin mode of gengtype.
13166 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13167 * gengtype.c: Updated copyright.
13168 (plugin_files, nb_plugin_files) Added new static variables.
13169 (measure_input_list) Care about plugin_files.
13170 (write_rtx_next): Added early return in plugin mode.
13171 (create_file): Updated copyright year in generated file. Added
13173 (oprintf): Added early return if NULL outf.
13174 (get_output_file_with_visibility): Care of plugin_files.
13175 (get_output_file_name): May return null.
13176 (write_local): Added early return.
13177 (put_mangled_filename): Ditto.
13178 (finish_root_table): Added check for base_files.
13179 (write_roots): Care about null when plugins.
13180 (main): Added plugin mode.
13182 2009-06-15 Ian Lance Taylor <iant@google.com>
13184 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13185 * gcov.c (read_count_file): Add braces around variables declared
13188 * c.opt (Wjump-misses-init): New warning.
13189 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13190 -Wall and -Wc++-compat if not already set.
13191 (c_common_post_options): Clear warn_jump_misses_init if it was not
13193 * c-decl.c (struct c_binding): Change type field to a union with
13194 new label field. Make it the first field in the struct. Update
13195 references to type to use u.type instead.
13196 (struct c_spot_bindings): Define.
13197 (struct c_goto_bindings): Define.
13198 (c_goto_bindings_p): Define, along with VECs.
13199 (struct c_label_vars): Define.
13200 (struct c_scope): Add has_label_bindings field.
13201 (bind_label, set_spot_bindings): New static functions.
13202 (decl_jump_unsafe, update_spot_bindings): New static functions.
13203 (update_label_decls): New static function.
13204 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13205 Update binding u.label field to shadowed field.
13206 (c_binding_start_stmt_expr): New function.
13207 (c_binding_end_stmt_expr): New function.
13208 (pushdecl): Don't call c_begin_vm_scope.
13209 (make_label): Add defining and p_label_vars parameters. Change
13211 (lookup_label): Correct test for whether a label has not yet been
13212 defined. Call bind_label rather than bind.
13213 (warn_about_goto): New static function.
13214 (lookup_label_for_goto): New function.
13215 (declare_label): Call bind_label rather than bind.
13216 (check_earlier_gotos): New static function.
13217 (define_label): Don't give errors about jumping into statement
13218 expressions or scopes of variably modified types. Call
13219 set_spot_bindings and check_earlier_gotos. Call bind_label
13220 instead of bind. Don't set label_context_stack_se or
13221 label_context_stack_vm.
13222 (c_get_switch_bindings): New function.
13223 (c_release_switch_bindings): New function.
13224 (c_check_switch_jump_warnings): New function.
13225 (start_function): Don't set label_context_stack_se or
13226 label_context_stack_vm.
13227 (finish_function): Likewise.
13228 * c-typeck.c (label_context_stack_se): Don't define.
13229 (label_context_stack_vm): Don't define.
13230 (c_finish_goto_label): Call lookup_label_for_goto rather than
13231 lookup_label. Don't give errors about jumping into a statement
13232 expression or the scope of a variably modified type. Don't set
13233 label_context_stack_se or label_context_stack_vm.
13234 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13235 fields. Add bindings field.
13236 (c_start_case): Don't set deleted fields. Set bindings field.
13237 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13238 or blocked_vm. Call c_check_switch_jump_warnings.
13239 (c_finish_case): Don't test blocked_stmt_expr field. Call
13240 c_release_switch_bindings.
13241 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13242 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13243 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13244 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13245 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13246 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13247 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13248 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13249 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13250 (C_DECL_UNJUMPABLE_VM): Don't define.
13251 (C_DECL_UNDEFINABLE_VM): Don't define.
13252 (struct c_label_list): Don't define.
13253 (struct c_label_context_se): Don't define.
13254 (struct c_label_context_vm): Don't define.
13255 (struct c_spot_bindings): Declare.
13256 (c_bindings_start_stmt_expr): Declare.
13257 (c_bindings_end_stmt_expr): Declare.
13258 (lookup_label_for_goto): Declare.
13259 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13260 (c_check_switch_jump_warnings): Declare.
13261 (label_context_stack_se, label_context_stack_vm): Don't declare.
13262 (c_finish_goto_label): Update declaration.
13263 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13264 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13265 (Warning Options): Document -Wjump-misses-init.
13267 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13269 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13272 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13274 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13276 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13278 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13280 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13282 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13284 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13286 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13287 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13288 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13289 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13290 * dwarf2asm.c (dw2_force_const_mem): Update call to
13291 make_decl_one_only.
13292 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13293 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13294 * langhooks.c (lhd_comdat_group): Remove.
13295 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13296 * tree.h (DECL_COMDAT_GROUP): New.
13297 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13298 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13299 (make_decl_one_only): Change signature.
13300 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13301 make_decl_one_only.
13302 (make_decl_one_only): Change signature.
13303 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13305 2009-06-15 Richard Guenther <rguenther@suse.de>
13307 PR middle-end/40439
13308 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13310 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13312 * tree-ssa-math-opts.c: Remove extra divide.
13314 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13316 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13318 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13320 * passes.c: Add bswap pass.
13321 * tree-pass.h: Add pass_optimize_bswap declaration.
13322 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13323 Include rtl.h, expr.h and optabs.h for optab_handler check.
13324 (struct symbolic_number, pass_optimize_bswap): New definition.
13325 (do_shift_rotate, verify_symbolic_number_p): New functions.
13326 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13327 (gate_optimize_bswap): New function.
13328 * tree.c (widest_int_cst_value): New function.
13329 * tree.h (widest_int_cst_value): Prototype added.
13331 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13333 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13334 REG_EQUAL/REG_EQUIV notes.
13336 2009-06-14 Richard Guenther <rguenther@suse.de>
13338 PR middle-end/40389
13339 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13340 has its address taken if NRV was applied and it is addressable.
13341 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13342 function split out from ...
13343 (get_constraint_for_1): ... here.
13344 (handle_rhs_call): Use it to mark the return slot escaped if
13345 it is addressable and NRV was applied.
13347 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13349 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13350 Change first argument type to location_t.
13351 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13352 Do not set input_location.
13353 Use loc instead of input_location throughout.
13355 2009-06-13 Richard Guenther <rguenther@suse.de>
13357 PR tree-optimization/40421
13358 * tree-predcom.c (should_unroll_loop_p): Remove.
13359 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13361 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13363 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13364 Add location argument.
13366 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13368 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13370 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13371 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13372 * config/spu/spu-protos.h: Add location to
13373 spu_resolve_overloaded_builtin.
13374 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13375 spu_build_builtin_va_list.
13376 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13377 argument. Pass location to build_function_call_vec.
13378 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13380 (emit_fpu_switch): Same.
13381 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13382 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13383 to build_decl and create_artificial_label.
13384 (xtensa_gimplify_va_arg_expr): Same.
13385 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13386 (xstormy16_gimplify_va_arg_expr): Same.
13387 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13388 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13389 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13390 (mips16_build_function_stub): Same.
13391 (mips16_build_call_stub): Same.
13393 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13396 * arm/constraints.md (Pa, Pb): New constraints.
13397 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13398 split pattern to deal with them.
13400 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13402 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13403 fix index entry for -Xpreprocessor.
13405 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13407 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13408 Add location argument to build_decl call.
13409 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13410 (rs6000_init_builtins): Same.
13411 (spe_init_builtins): Same.
13412 (rs6000_gimplify_va_arg): Add location argument to
13413 create_artificial_label call.
13415 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13417 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13418 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13419 * Makefile.in: Fix GGC dependency for gcse.o.
13421 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13423 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13424 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13425 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13427 * c-parser.c (c_parser_binary_expression): Use current column while
13428 building binary operations.
13429 * common.opt (fshow-column): Enable by default.
13430 * tree-vrp.c (check_array_ref): Use warning_at.
13431 (check_array_bounds): Use location from call back if expr has no
13433 * tree.h: Add location argument to maybe_fold_*.
13434 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13435 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13436 (maybe_fold_offset_to_component_ref): Same.
13437 (maybe_fold_offset_to_reference): Same.
13438 (maybe_fold_offset_to_address): Same.
13439 (maybe_fold_stmt_indirect): Same.
13440 (maybe_fold_stmt_addition): Same.
13441 (fold_stmt_r): Pass location to maybe_fold_*.
13442 (fold_gimple_assign): Same.
13443 * c-tree.h: Add location argument to finish_decl,
13444 default_function_array_conversion, store_init_value.
13445 * c-decl.c (define_label): Use error_at.
13446 (c_make_fname_decl): Pass location to finish_decl.
13447 (finish_decl): New location argument.
13448 (build_compound_literal): Pass location to store_init_value.
13449 (grokdeclarator): Pass location to finish_decl.
13451 * c-typeck.c (array_to_pointer_conversion): New location argument.
13452 (function_to_pointer_conversion): Same.
13453 (default_function_array_conversion): Same.
13454 (parser_build_unary_op): Pass location to overflow_warning.
13455 (parser_build_binary_op): Same. Use warning_at.
13456 (build_unary_op): Pass location to array_to_pointer_conversion.
13457 (build_c_cast): Pass location to digest_init.
13458 (build_modify_expr): New location argument.
13459 (convert_for_assignment): Same.
13460 (store_init_value): Same.
13461 (digest_init): Same.
13462 (output_init_element): Pass location to digest_init and
13463 array_to_pointer_conversion.
13464 (c_finish_return): Pass location to convert_for_assignment.
13465 * gimplify.c (gimplify_conversion): Pass location to
13466 maybe_fold_offset_to_address.
13467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13468 to maybe_fold_stmt_addition.
13469 * c-omp.c (c_finish_omp_atomic): Pass new location to
13471 (c_finish_omp_for): Same.
13472 * c-common.c (overflow_warning): New argument.
13473 * c-common.h: New argument to build_modify_expr, overflow_warning.
13474 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13476 (c_parser_initializer): Pass location to
13477 default_function_array_conversion.
13478 (c_parser_initelt): Same.
13479 (c_parser_initval): Same.
13480 (c_parser_asm_operands): Same.
13481 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13482 (c_parser_conditional_expression): Same.
13483 (c_parser_binary_expression): Add location info to stack. Use it.
13484 (c_parser_unary_expression): Pass location to
13485 default_function_array_conversion, parser_build_unary_op,
13486 build_indirect_ref, c_parser_postfix_expression_after_primary.
13487 (c_parser_postfix_expression_after_primary): New location argument.
13489 (c_parser_expression_conv): Pass location to
13490 default_function_array_conversion.
13491 (c_parser_expr_list): Same.
13492 (c_parser_omp_atomic): Same.
13493 (c_parser_omp_for_loop): Same.
13494 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13495 (build_array_declarator): New argument.
13496 * c-decl.c (build_array_declarator): Add location argument.
13497 (grokdeclarator): Set id_loc for cdk_array.
13498 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13499 build_array_declarator.
13500 * tree.c (build_omp_clause): Add location argument.
13501 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13502 (OMP_CLAUSE_LOCATION): New macro.
13503 (struct tree_omp_clause): Add location field.
13504 (build_omp_clause): Add argument.
13505 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13506 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13508 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13509 (cp_parser_omp_clause_collapse): Same.
13510 (cp_parser_omp_clause_default): Same.
13511 (cp_parser_omp_clause_if): Same.
13512 (cp_parser_omp_clause_nowait): Same.
13513 (cp_parser_omp_clause_num_threads): Same.
13514 (cp_parser_omp_clause_ordered): Same.
13515 (cp_parser_omp_clause_schedule): Same.
13516 (cp_parser_omp_clause_untied): Same.
13517 (cp_parser_omp_for_loop): Same.
13518 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13519 * c-tree.h (c_start_case): Add location argument.
13520 (c_process_expr_stmt): Same.
13521 (c_finish_goto_*): Same.
13522 * tree-parloops.c (initialize_reductions): Pass location to
13524 (create_parallel_loop): Same.
13525 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13526 (gfc_trans_omp_reduction_list): Same.
13527 (gfc_trans_omp_clauses): Same.
13528 (gfc_trans_omp_do): Same.
13529 * c-typeck.c (c_finish_goto_label): Same.
13530 (c_finish_goto_ptr): New location argument.
13531 (c_start_case): Same.
13532 (emit_side_effect_warnings): Same.
13533 (c_process_expr_stmt): Same.
13534 (c_finish_stmt_expr): Same.
13535 (c_finish_omp_clauses): Use error_at instead of error.
13536 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13538 * c-omp.c (c_split_parallel_clauses): New location argument.
13539 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13540 to build_omp_clause.
13541 (convert_local_reference_stmt): Same.
13542 (convert_gimple_call): Same.
13543 * c-common.h (c_split_parallel_clauses): New argument.
13544 * c-parser.c (c_parser_statement_after_labels): Pass location to
13545 c_finish_goto_label.
13546 (c_parser_switch_statement): Pass location to c_start_case.
13547 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13548 and c_process_expr_stmt.
13549 (c_parser_omp_variable_list): Add location argument.
13550 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13551 (c_parser_omp_clause_default): Same.
13552 (c_parser_omp_clause_if): Same.
13553 (c_parser_omp_clause_num_threads): Same.
13554 (-c_parser_omp_clause_ordered): Same.
13555 (c_parser_omp_clause_reduction): Pass location to
13556 c_parser_omp_variable_list.
13557 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13558 (c_parser_omp_clause_untied): Same.
13559 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13560 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13562 * c-tree.h (check_for_loop_decls, undeclared_variable,
13563 build_component_ref, build_array_ref, build_external_ref,
13564 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13565 build_conditional_expr, build_compound_expr, c_cast_expr,
13566 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13567 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13569 * c-semantics.c (build_stmt): Same.
13570 (build_case_label): Same.
13571 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13572 (undeclared_variable): New argument.
13573 (make_label): Same.
13574 (lookup_label): Pass location on down.
13575 (define_label): Same.
13576 (finish_decl): Same.
13577 (build_compound_literal): Same.
13578 (finish_struct): Same.
13579 (finish_function): Do not set location here.
13580 (check_for_loop_decls): New argument.
13581 * tree.c (save_expr): Set location.
13582 (build_empty_stmt): New argument.
13583 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13584 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13585 * builtins.c (gimplify_va_arg_expr): Use locations.
13586 (expand_builtin_sync_operation): Same.
13587 * c-typeck.c (build_component_ref): New argument.
13588 (build_array_ref): Same.
13589 (build_external_ref): Same.
13590 (c_expr_sizeof_expr): Same.
13591 (c_expr_sizeof_type): Same.
13592 (parser_build_unary_op): Same.
13593 (build_conditional_expr): Same.
13594 (build_compound_expr): Pass location on down.
13595 (build_compound_expr): New argument.
13596 (build_c_cast): Same.
13597 (c_cast_expr): Same.
13598 (build_asm_expr): Same.
13599 (c_finish_return): Same.
13600 (c_process_expr_stmt): Pass location on down.
13601 (c_finish_stmt_expr): New argument.
13602 (push_clenaup): Same.
13603 (c_finish_omp_parallel): Same.
13604 (c_finish_omp_task): Same.
13605 * gimplify.c (gimplify_call_expr): Pass location on down.
13606 * c-omp.c (c_finish_omp_master): New argument.
13607 (c_finish_omp_critical): Same.
13608 (c_finish_omp_ordered): Same.
13609 (c_finish_omp_barrier): Same.
13610 (-c_finish_omp_taskwait): Same.
13611 (c_finish_omp_atomic): Same.
13612 (c_finish_omp_flush): Same.
13613 * tree-inline.c (copy_tree_body_r): Pass location on down.
13614 (inline_forbidden_p): Remove use of input_location.
13615 * c-gimplify.c (c_build_bind_expr): New argument.
13616 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13617 (c_sizeof_or_alignof_type): New argument.
13618 (c_alignof_expr): Same.
13619 (build_va_arg): Same.
13620 (c_add_case_label): Same.
13621 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13622 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13623 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13624 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13625 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13626 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13628 * stub-objc.c (objc_build_selector_expr): Same.
13629 (objc_build_throw_stmt): Same.
13630 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13631 (c_parser_initelt): Same.
13632 (c_parser_compound_statement): Same.
13633 (c_parser_compound_statement_nostart): Same.
13634 (c_parser_label): Same.
13635 (c_parser_statement_after_labels): Same.
13636 (c_parser_if_body): Same.
13637 (c_parser_else_body): Same.
13638 (c_parser_if_statement): Same.
13639 (c_parser_switch_statement): Same.
13640 (c_parser_while_statement): Same.
13641 (c_parser_do_statement): Same.
13642 (c_parser_for_statement): Same.
13643 (c_parser_asm_statement): Same.
13644 (c_parser_conditional_expression): Same.
13645 (c_parser_binary_expression): Same.
13646 (c_parser_cast_expression): Same.
13647 (c_parser_unary_expression): Same.
13648 (c_parser_sizeof_expression): Same.
13649 (c_parser_alignof_expression): Same.
13650 (c_parser_postfix_expression): Same.
13651 (c_parser_expression): Same.
13652 (c_parser_objc_receiver): Same.
13653 (c_parser_omp_variable_list): Same.
13654 (c_parser_omp_structured_block): Same.
13655 (c_parser_omp_atomic): New argument.
13656 (c_parser_omp_barrier): Same.
13657 (c_parser_omp_critical): Same.
13658 (c_parser_omp_flush): Pass location on down.
13659 (c_parser_omp_for_loop): New argument.
13660 (c_parser_omp_for): Same.
13661 (c_parser_omp_master): Same.
13662 (c_parser_omp_ordered): Same.
13663 (c_parser_omp_sections_scope): Same.
13664 (c_parser_omp_sections): Same.
13665 (c_parser_omp_parallel): Same.
13666 (c_parser_omp_single): Same.
13667 (c_parser_omp_task): Same.
13668 (c_parser_omp_taskwait): Pass location on down.
13669 (c_parser_omp_construct): Same.
13670 (c_parser_omp_threadprivate): Same.
13671 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13672 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13673 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13674 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13675 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13676 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13677 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13678 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13679 config/i386/i386.c, stmt.c:
13680 Add location argument to the following function definitions and/or
13681 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13682 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13683 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13684 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13685 do_case, c_finish_bc_stmt, build_compound_literal,
13686 build_function_call.
13687 * c-decl.c (build_compound_literal): Add location argument.
13688 Make all diagnostic calls use location.
13689 (start_struct): Same.
13690 (finish_struct): Same.
13691 (start_enum): Same.
13692 (build_enumerator): Same.
13693 (start_function): Same.
13694 (grokdeclarator): Make all diagnostic calls use location.
13695 (store_parm_decls_oldstyle): Same.
13696 * c-typeck.c (build_function_call): Add location argument.
13697 Make all diagnostic calls use location.
13699 (c_finish_bc_stmt): Same.
13700 * tree-nested.c (get_trampoline_type): Add argument.
13701 Pass location to build_decl.
13702 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13703 * rtl.h (RTL_LOCATION): New.
13704 * c-common.c (c_add_case_label): Add location argument.
13705 Make all diagnostic calls use location.
13706 * c-common.h: Add location argument to make_fname_decl, do_case,
13707 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13708 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13709 Set it appropriately for every case. Pass enum_loc to start_enum
13710 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13712 (c_parser_struct_or_union_specifier): Save location. Use it for
13713 start_struct, finish_struct, and parser_xref_tag.
13715 2009-06-12 Ian Lance Taylor <iant@google.com>
13717 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13719 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13720 cpp_opts->warn_cxx_operator_names.
13722 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13725 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13726 is returns NULL and OP is a VCE, look through the VCE.
13728 2009-06-12 Ian Lance Taylor <iant@google.com>
13731 * collect2.c (main): Use CONST_CAST2 in code inside #if
13732 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13734 2009-06-12 Joey Ye <joey.ye@intel.com>
13736 PR middle-end/39146
13737 * cfgexpand.c (get_decl_align_unit): Update
13738 max_used_stack_slot_alignment with align instead of
13739 stack_alignment_needed.
13741 * function.c (assign_stack_local_1): Update
13742 max_used_stack_slot_alignment with alignment_in_bits instead
13743 of stack_alignment_needed.
13744 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13747 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13749 * dwarf2out.c (last_var_location_insn): New variable.
13750 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13751 (dwarf2out_var_location): Don't record anything after last real
13752 insn. Only change labels if there were any real instructions
13753 in between last note and this one, or if changed sections.
13755 2009-06-11 Richard Henderson <rth@redhat.com>
13757 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13758 note when storing the frame pointer in a register.
13759 (FRP): Don't redefine to nothing for epilogue.
13760 (alpha_expand_epilogue): Mark register and sp restores.
13761 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13763 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13764 when gen_lowpart is needed.
13766 2009-06-11 Richard Henderson <rth@redhat.com>
13768 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13770 * dwarf2out.c (need_data_align_sf_opcode): New.
13771 (div_data_align): Move earlier.
13772 (def_cfa_1, reg_save): Use it.
13774 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13776 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13777 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13778 (ix86_handle_option): Handle OPT_mcrc32.
13779 (ix86_target_string): Add -mcrc32.
13780 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13782 * config/i386/i386.h (TARGET_CRC32): New.
13784 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13785 (sse4_2_crc32di): Likewise.
13787 * config/i386/i386.opt (mcrc32): New.
13789 * doc/invoke.texi: Document -mcrc32.
13791 2009-06-11 Richard Henderson <rth@redhat.com>
13793 * common.opt (gdwarf-): Accept a version number.
13794 * doc/invoke.texi (gdwarf-): Update docs.
13795 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13796 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13797 version level, and record it.
13799 * dwarf2.h (DW_CIE_VERSION): Remove.
13800 * dwarf2out.c (DWARF_VERSION): Remove.
13801 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13802 (output_call_frame_info): Use CIE version 3 for dwarf3,
13803 or if the return register column is out of range for version 1.
13804 (dwarf_stack_op_name): Add all dwarf3 values.
13805 (DEBUG_PUBTYPES_SECTION): New.
13806 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13807 encoding change for dwarf3.
13808 (output_die) [dw_val_class_die_ref]: Likewise.
13809 (output_compilation_unit_header): Emit correct version for dwarf3.
13810 (output_line_info): Likewise.
13811 (output_pubnames): Update for DWARF_VERSION removal.
13812 (output_aranges): Likewise.
13813 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13814 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13815 (dwarf2out_finish): Likewise.
13817 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13819 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13822 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13825 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13826 * builtins.c (expand_builtin_unreachable): New function.
13827 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13828 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13829 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13831 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13832 searching for missing barriers.
13834 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13836 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13837 when -fprofile-generate* was passed.
13838 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13840 2009-06-11 Anthony Green <green@moxielogic.com>
13842 * config/moxie/moxie.md: Define length attribute for all instructions.
13844 (*b<cond:code>): Support limited branch ranges for new PC-relative
13845 branch instructions.
13846 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13848 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13850 * config/i386/i386.c (min_insn_size): Use get_attr_length
13851 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13852 For __asm return 0.
13854 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13855 instead of emit_insn_before.
13857 2009-06-10 Ian Lance Taylor <iant@google.com>
13860 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13863 2009-06-10 Revital Eres <eres@il.ibm.com>
13865 * passes.c (init_optimization_passes): Reschedule
13866 predictive-commoning pass before complete unroll pass.
13868 2009-06-10 Martin Jambor <mjambor@suse.cz>
13870 * cgraph.c (cgraph_node_can_be_local_p): New function.
13871 (cgraph_make_node_local): New function.
13872 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13873 (cgraph_make_node_local): Declare.
13875 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13877 * tree.h (tree_base): Add packed_flag and user_align fields.
13878 Decrease size of spare field.
13879 (TYPE_USER_ALIGN): Use user_align from tree_base.
13880 (DECL_USER_ALIGN): Likewise.
13881 (TYPE_PACKED): Use packed_flag from tree_base.
13882 (DECL_PACKED): Likewise.
13883 (tree_type): Delete packed_flag and user_align fields. Widen
13884 precision field. Widen mode field and shuffle fields to align
13885 mode on an 8-bit boundary.
13886 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13887 Renumber decl_flag_* fields. Fix comments. Widen
13888 decl_common_unused field.
13889 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13890 (DECL_EXTERNAL): Likewise.
13891 (DECL_BIT_FIELD): Likewise.
13892 (DECL_NONADDRESSABLE_P): Likewise.
13893 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13894 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13896 2009-06-10 Ian Lance Taylor <iant@google.com>
13898 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13899 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13900 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13901 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13902 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13903 DEF_VEC_ALLOC_FUNC_P.
13904 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13905 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13906 DEF_VEC_ALLOC_FUNC_O.
13907 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13908 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13909 DEF_VEC_ALLOC_FUNC_I.
13910 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13911 (vec_stack_p_reserve_exact_1): Declare.
13912 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13913 (vec_stack_free): Declare.
13914 (VEC_stack_alloc): Define.
13915 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13916 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13917 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13918 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13920 (stack_vecs): New static variable.
13921 (vec_stack_p_reserve_exact_1): New function.
13922 (vec_stack_o_reserve_1): New static function.
13923 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13924 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13925 (vec_stack_free): New function.
13926 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13927 (VEC_df_ref_stack_alloc): Define.
13928 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13929 DEF_VEC_ALLOC_P_STACK.
13930 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13931 (struct df_collection_rec): Change _vec fields to VEC. Remove
13933 (df_free_collection_rec): Adjust for new fields.
13934 (df_insn_rescan): Use new df_collection_rec fields.
13935 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13936 (df_ref_create_structure, df_ref_record): Likewise.
13937 (df_get_conditional_uses, df_get_call_refs): Likewise.
13938 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13939 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13940 (df_record_exit_block_uses, df_bb_verify): Likewise.
13941 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13942 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13943 Remove count parameter. Change return type to void. Change all
13945 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13946 Remove count parameter. Change return type to void. Change all
13948 (df_install_refs): Change old_vec parameter to VEC. Remove count
13949 parameter. Change all callers.
13950 (df_install_mws): Change old_vec parameter to VEC. Remove count
13951 parameter. Change all callers.
13952 (df_refs_verify): Change new_rec parameter to VEC. Change call
13954 (df_mws_verify): Likewise.
13956 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13958 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13960 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13962 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13964 2009-06-10 Anthony Green <green@moxielogic.com>
13966 * config/moxie/crti.asm: New file.
13967 * config/moxie/crtn.asm: New file.
13968 * config/moxie/moxie.c: New file.
13969 * config/moxie/moxie.h: New file.
13970 * config/moxie/sfp-machine.h: New file.
13971 * config/moxie/moxie-protos.h: New file.
13972 * config/moxie/t-moxie: Created.
13973 * config/moxie/t-moxie-softfp: Created.
13974 * config/moxie/moxie.md: Created.
13975 * config/moxie/constraints.md: Created.
13976 * config.gcc: Add moxie support.
13977 * doc/md.texi (Machine Constraints): Add moxie constraints.
13978 * doc/contrib.texi (Contributors): Mention moxie port.
13979 * doc/install.texi (Specific): Mention the moxie port.
13981 2009-06-09 Ian Lance Taylor <iant@google.com>
13983 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13984 compiling with C++.
13985 * optabs.c (optab_table): Only use designated initializers if
13986 HAVE_DESIGNATED_INITIALIZERS is defined.
13987 (convert_optab_table): Likewise.
13988 (init_optabs): Always call init_insn_codes if
13989 HAVE_DESIGNATED_INITIALIZERS is not defined.
13991 2009-06-09 Ian Lance Taylor <iant@google.com>
13993 * targhooks.c (default_builtin_vectorized_function): Change fn
13994 parameter to unsigned int.
13995 (default_builtin_vectorized_conversion): Change code parameter to
13997 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13998 * targhooks.h: Update declarations.
13999 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14000 parameter to unsigned int.
14002 * c-typeck.c (comptypes_check_enum_int): New static function.
14003 (comptypes_internal): Add enum_and_int_p parameter. Change all
14005 (comp_target_types): Add location parameter. Change all callers.
14006 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14007 Change all callers.
14008 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14009 (build_conditional_expr): Add colon_loc parameter. Change all
14011 (convert_for_assignment): Add location parameter. Change all callers.
14012 * c-parser.c (c_parser_conditional_expression): Pass location of
14013 colon to build_conditional_expr.
14014 * c-tree.h (build_conditional_expr): Update declaration.
14016 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14018 * graphite.c: Revert previous patch.
14020 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14023 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14025 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14027 * tree-ssa-loop-prefetch.c
14028 (loop_prefetch_arrays): Fixed a portability problem in printf format
14031 2009-06-09 Martin Jambor <mjambor@suse.cz>
14033 PR tree-optimization/40351
14034 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14035 refrence to a potential artifical subaccess can be constructed.
14037 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14039 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14040 (sh_override_options): Likewise.
14041 * config/sh/sh.c: Include params.h.
14042 (sh_optimization_options): New.
14043 (sh_override_options): Likewise.
14044 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14045 (OVERRIDE_OPTIONS): Use sh_override_options.
14047 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14049 * dwarf2out.c (emit_cfa_remember): New variable.
14050 (add_fde_cfi): If emit_cfa_remember, recurse to add
14051 DW_CFA_remember_state first.
14052 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14053 instead just set emit_cfa_remember.
14055 2009-06-08 Jan Hubicka <jh@suse.cz>
14058 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14060 2009-06-08 Jan Hubicka <jh@suse.cz>
14062 PR middle-end/39834
14063 * cgraphunit.c (save_inline_function_body): Do not copy transform
14064 hooks for saved inline bodies.
14065 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14066 for given function.
14068 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14070 * jump.c (returnjump_p): Handle delayed branches. Add missing
14073 2009-06-08 Jan Hubicka <jh@suse.cz>
14075 PR middle-end/40102
14076 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14077 original node might've been modified.
14078 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14080 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14082 * tree-object-size.c (addr_object_size): Add OSI argument.
14083 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14084 (compute_builtin_object_size, expr_object_size): Adjust callers.
14085 (plus_stmt_object_size): Call addr_object_size instead of
14086 compute_builtin_object_size.
14088 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14089 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14091 * tree-ssa-loop-prefetch.c
14092 (gather_memory_references): Introduced a counter for the number of
14094 (anything_to_prefetch_p): Introduced a counter for the number of
14096 (is_loop_prefetching_profitable): New function with a cost model
14098 (loop_prefetch_arrays): Use the new cost model to determine if
14099 prefetching is profitable.
14100 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14101 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14102 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14103 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14104 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14105 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14107 2009-06-08 Michael Matz <matz@suse.de>
14110 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14111 partitions use the same.
14112 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14113 for basevars of SSA_NAMEs.
14114 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14115 to not expand them twice.
14116 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14119 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14121 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14122 (fdump-final-insns=, gtoggle): New.
14123 * doc/invoke.texi: Document them.
14124 * final.c (rest_of_clean_state): Dump final insn stream.
14125 * gcc.c (invoke_as): Hook in -fcompare-debug.
14126 (static_spec_functions): Add compare-debug-dump-opt,
14127 compare-debug-self-opt and compare-debug-auxbase-opt.
14128 (compare_debug, compare_debug_second, compare_debug_opt): New.
14129 (switches_debug_check, n_switches_debug_check): New.
14130 (debug_auxbase_opt, debug_check_temp_file): New.
14131 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14133 (do_self_spec): Handle arguments after switches.
14134 (do_spec_1): Add .gk extension to temp file basenames for compare.
14135 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14136 (cc1_options): Use it instead of normal auxbase computation for
14137 the second compare-debug compilation.
14138 (compare_files): New.
14139 (main): Set up and implement compare debug mode.
14140 (compare_debug_dump_opt_spec_function): New.
14141 (compare_debug_self_opt_spec_function): New.
14142 (compare_debug_auxbase_opt_spec_function): New.
14143 * toplev.c (process_options): Handle flag_gtoggle,
14144 flag_dump_final_insns.
14145 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14146 during -fcompare-debug-second compilation.
14148 2009-06-07 Ian Lance Taylor <iant@google.com>
14150 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14151 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14153 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14154 with no default node. Change warning with %H to warning_at.
14155 Don't clear warn_switch around case checking.
14156 * doc/invoke.texi (Warning Options): Clarify distinction between
14157 -Wswitch and -Wswitch-enum.
14159 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14161 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14163 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14165 * gbl-ctors.h: Add header guard.
14167 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14169 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14170 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14171 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14172 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14173 prototypes for removed functions.
14174 (expressions_equal_p): Move to ...
14175 * tree-ssa-sccvn.h: ... here and ...
14176 * matrix-reorg.c: ... adjust includes.
14178 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14180 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14182 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14184 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14185 (finish_function): Remove erroneous whitespace.
14187 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14189 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14190 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14192 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14194 * errors.c (internal_error): Commentary typo fix.
14195 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14196 * tree-ssa-pre.c: Ditto.
14198 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14200 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14201 them is supposed to hold actual statements.
14203 2009-06-06 Ian Lance Taylor <iant@google.com>
14205 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14206 empty statements can now have attributes.
14208 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14210 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14211 * config/mips/mips.md: Ditto.
14213 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14215 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14217 (__eabi_uconvert): Likewise.
14219 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14221 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14222 CFI_* definitions with IN_GCC.
14224 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14226 * xcoffout.h (xcoffout_source_line): Update prototype.
14228 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14230 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14231 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14233 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14235 PR middle-end/40340
14236 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14237 inlined_function_outer_scope_p blocks for artificial inlines
14239 * tree.c (tree_nonartificial_location): Rewrite using
14240 block_nonartificial_location.
14242 2009-06-05 Revital Eres <eres@il.ibm.com>
14243 Leehod Baruch <leehod@il.ibm.com>
14245 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14246 (expand_expr_real_1): Remove comment.
14247 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14248 Vectorize misaligned access when the target supports it.
14249 (vect_supportable_dr_alignment): Check for unaligned access support.
14250 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14253 2009-06-05 Julian Brown <julian@codesourcery.com>
14255 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14256 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14258 2009-06-05 Richard Guenther <rguenther@suse.de>
14261 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14262 as possibly unused.
14264 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14266 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14267 (save_gprs): Don't tell unwinder when a global register is saved.
14268 (s390_emit_epilogue): Emit needed epilogue unwind info.
14270 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14272 * dwarf2out.c (deferred_asm_name): New.
14273 (add_name_and_src_coords_attributes): Defer creation of
14274 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14276 (move_linkage_attr): New.
14277 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14280 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14282 * tree-nested.c (finalize_nesting_tree_1): Declare the
14283 frame_decl in the binding tree.
14285 2009-06-04 Cary Coutant <ccoutant@google.com>
14287 * basic-block.h (struct basic_block_def): Add discriminator field.
14288 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14290 * debug.c (do_nothing_debug_hooks): Add additional entry.
14291 (debug_nothing_int_charstar_int): New function.
14292 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14293 (debug_nothing_int_charstar_int): New declaration.
14294 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14295 discriminator value in .loc directive.
14296 * final.c (last_discriminator): New variable.
14297 (discriminator): New variable.
14298 (final_start_function): Initialize above variables, pass current
14299 discriminator to debug hook.
14300 (notice_source_line): Check for discriminator change.
14301 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14302 * sdbout.c (sdbout_source_line): New parameter.
14303 * tree-cfg.c (struct locus_discrim_map): New structure type.
14304 (discriminator_per_locus): New hash table.
14305 (build_gimple_cfg): Allocate and free discriminator hash table.
14306 (make_edges): Call assign_discriminator.
14307 (locus_map_hash): New function.
14308 (locus_map_eq): New function.
14309 (next_discriminator_for_locus): New function.
14310 (same_line_p): New function.
14311 (assign_discriminator): New function.
14312 (make_cond_expr_edges): Call assign_discriminator.
14313 (make_gimple_switch_edges): Likewise.
14314 (first_non_label_stmt): New function.
14315 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14317 * xcoffout.c (xcoffout_source_line): Add new parameter.
14319 * configure.ac (gcc_cv_as_discriminator): New configury check for
14320 gas support for discriminator.
14321 * configure: Regenerate.
14322 * config.in: Regenerate.
14324 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14326 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14327 val after checking for integers.
14329 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14331 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14333 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14334 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14335 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14336 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14337 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14338 X64_SSE_REGPARM_MAX.
14339 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14340 X64_SSE_REGPARM_MAX.
14342 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14344 * gcc.c (report_times_to_file): New.
14345 (execute): Implement it.
14346 (process_command): Support -time=.
14347 * doc/invoke.texi: Document it.
14349 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14351 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14352 that have value exprs.
14354 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14356 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14357 declarations for constants until...
14358 (dw2_output_indirect_constant_1): ... this point.
14360 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14363 * arm.md (arm_addsi3): Don't try to split an add with an
14364 eliminable register until after reload has completed.
14366 2009-06-03 Ian Lance Taylor <iant@google.com>
14368 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14369 * genattrtab.c (write_length_unit_log): Likewise.
14370 * genchecksum.c (dosum): Likewise.
14371 * gengtype.c (write_rtx_next): Likewise.
14372 (finish_root_table, write_roots): Likewise.
14373 * gimple.c (gimple_ops_offset_): Likewise.
14374 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14375 * config/arc/arc.c (arc_attribute_table): Likewise.
14376 * config/arm/arm.c (arm_attribute_table): Likewise.
14377 * config/avr/avr.c (avr_attribute_table): Likewise.
14378 * config/crx/crx.c (crx_attribute_table): Likewise.
14379 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14380 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14381 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14382 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14383 * config/sh/sh.c (sh_attribute_table): Likewise.
14384 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14385 * config/spu/spu.c (spu_attribute_table): Likewise.
14386 * config/v850/v850.c (v850_attribute_table): Likewise.
14388 * config/alpha/alpha.c (vms_attribute_table): Make static.
14389 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14390 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14391 * config/mips/mips.c (mips_attribute_table): Likewise.
14393 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14395 (cc1-checksum.o): Likewise.
14397 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14399 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14401 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14403 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14404 insn if it is changing sp. Use gen_add3_insn instead of
14405 conditionally gen_addsi3 and gen_adddi3.
14406 (offset_below_red_zone_p): New static inline function.
14407 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14408 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14409 * config/rs6000/ppc-asm.h: Include auto-host.h.
14410 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14411 CFI_RESTORE): Define.
14412 * config/rs6000/crtresxgpr.asm: Add unwind info.
14413 * config/rs6000/crtresxfpr.asm: Likewise.
14414 * config/rs6000/crtresgpr.asm: Likewise.
14415 * config/rs6000/crtresfpr.asm: Likewise.
14416 * config/rs6000/crtsavgpr.asm: Likewise.
14417 * config/rs6000/crtsavfpr.asm: Likewise.
14419 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14420 argument of DWARF2_FRAME_REG_OUT macros.
14422 2009-06-03 Julian Brown <julian@codesourcery.com>
14424 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14425 words or less (including TImode) in core registers.
14427 2009-06-03 Richard Guenther <rguenther@suse.de>
14429 PR middle-end/40328
14430 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14432 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14434 * statistics.c (statistics_counter_event): Do not record event
14435 in pass dump if its number == -1.
14436 (curr_statistics_hash): Add assert that we never get passes
14437 with static number == -1.
14439 2009-06-03 Richard Guenther <rguenther@suse.de>
14440 Andrey Belevantsev <abel@ispras.ru>
14442 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14443 non-BLKmode arrays addressable.
14445 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14447 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14448 * config/m68k/m68k.h: ... here.
14450 2009-06-03 Martin Jambor <mjambor@suse.cz>
14452 PR tree-optimization/40323
14453 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14456 2009-06-03 Richard Guenther <rguenther@suse.de>
14458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14461 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14463 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14464 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14465 JUMP_TABLE_DATA_P where applicable.
14466 * config/sh/sh.c: Ditto.
14467 * config/sh/sh.h: Ditto.
14468 * config/sh/sh.md: Ditto.
14469 * config/sh/symbian.c: Ditto.
14471 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14473 * config/i386/driver-i386.c (describe_cache): Optimize
14474 concatenation of strings. Use snprintf instead of sprintf.
14475 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14476 target when not compiling with GCC.
14478 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14480 * config/sh/sh.c: Revert last change.
14481 (sh_expand_epilogue): Emit a blockage insn before the frame
14482 pointer adjustment unconditionally.
14484 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14486 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14487 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14488 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14489 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14490 to COLLECT_GCC_OPTIONS.
14492 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14494 * collect2.c (target_system_root): New variable.
14495 (main): Handle --sysroot=.
14496 (ignore_library): Strip the sysroot from the library path.
14498 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14500 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14501 (collect2.o): Depend on collect2-aix.h.
14502 (collect2-aix.o): New rule.
14503 * collect2-aix.h: New file.
14504 * collect2-aix.c: Likewise.
14505 * collect2.c: Include collect2-aix.h. Don't undefine
14506 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14507 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14508 Use TARGET_AIX_VERSION instead of _AIX51.
14509 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14510 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14511 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14512 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14513 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14515 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14517 * collect2.c (ignore_library): Avoid premature post-increment
14518 and null deference.
14520 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14522 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14523 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14524 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14525 CROSS_DIRECTORY_STRUCTURE too.
14526 (LINK_LIBG_SPEC): Likewise.
14527 (LIB_SPEC): Add %R to sysroot paths.
14528 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14529 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14530 * config/rs6000/aix51.h: As for aix43.h.
14531 * config/rs6000/aix52.h: Likewise.
14532 * config/rs6000/aix53.h: Likewise.
14533 * config/rs6000/aix61.h: Likewise.
14534 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14535 to the beginning of sysroot paths.
14537 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14539 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14540 INSN_LISTs that are out of the REG_NOTE range.
14542 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14544 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14545 (struct var_to_expand): Likewise.
14546 (struct opt_info): Add head and tail for linked lists of the above.
14547 (analyze_insn_to_expand_var): Initialize next.
14548 (analyze_iv_to_split_insn): Likewise.
14549 (analyze_insns_in_loop): Create linked lists.
14550 (allocate_basic_variable): Simplify for use without hash table.
14551 (insert_var_expansion_initialization): Likewise, make it type-safer.
14552 (combine_var_copies_in_loop_exit): Likewise.
14553 (apply_opt_in_copies): Walk lists rather than hash tables.
14554 (release_var_copies): Simplified and inlined by hand into...
14555 (free_opt_info): ... this function.
14557 2009-06-02 Richard Guenther <rguenther@suse.de>
14559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14562 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14564 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14565 only for builtins that are not overridden.
14567 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14569 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14572 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14574 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14576 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14578 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14580 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14582 * common.opt (fdump-unnumbered-links): New.
14583 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14584 * print-rtl.c (flag_dump_unnumbered_links): New.
14585 (print_rtx): Test it.
14587 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14589 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14590 push/pop multiple to 8-byte alignment.
14592 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14594 * config/i386/i386.c (queued_cfa_restores): New static variable.
14595 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14597 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14598 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14599 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14600 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14601 note unconditionally.
14602 (ix86_emit_restore_regs_using_mov): Likewise.
14603 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14604 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14605 it through to ix86_emit_restore_reg_using_pop.
14606 (ix86_emit_leave): Add RED_OFFSET argument. Call
14607 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14608 instead of adding REG_CFA_OFFSET note unconditionally.
14609 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14610 the above functions. Call ix86_add_queued_cfa_restore_notes when
14613 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14614 force output of the label even for dwarf2out_do_cfi_asm.
14615 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14616 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14617 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14619 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14620 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14621 dwarf2out_cfi_label callers.
14622 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14623 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14624 Adjust dwarf2out_cfi_label callers.
14625 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14627 * config/i386/i386.h (struct machine_cfa_state,
14628 struct machine_function): Guard with ifndef USED_FOR_TARGET
14629 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14632 * emutls.c (__emutls_get_address): Change arr->size to mean number
14633 of allocated arr->data entries instead of # of slots + 1.
14635 PR middle-end/40316
14636 * recog.c (peep2_reinit_state): New function.
14637 (peephole2_init_state): Use it at the end of a basic block and also
14638 when seeing a RTX_FRAME_RELATED_P insn.
14640 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14642 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14643 fixuns_truncrfdi2): New.
14644 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14645 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14646 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14647 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14648 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14649 *recip_approx): Remove.
14650 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14651 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14652 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14654 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14657 2009-06-01 Ian Lance Taylor <iant@google.com>
14659 * attribs.c (register_attribute): Use CONST_CAST.
14660 * collect2.c (main): Use CONST_CAST2.
14661 (scan_prog_file): Likewise.
14662 * gcc.c (process_command, main): Likewise.
14663 * toplev.c (toplev_main): Likewise.
14665 * c-typeck.c (handle_warn_cast_qual): New static function,
14666 partially broken out of build_c_cast.
14667 (build_c_cast): Call handle_warn_cast_qual.
14668 * doc/invoke.texi (Warning Options): Document new effect of
14671 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14673 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14674 (diagnostic_report_current_module): Print columns.
14675 * common.opt (flag_show_column): Enable by default.
14677 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14679 * alias.c (find_base_term): Check for NULL term before returning.
14681 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14683 Revert due to PR40320:
14684 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14685 * calls.c (emit_library_call_value_1): Don't force_operand for move
14688 2009-06-01 Olivier Hainque <hainque@adacore.com>
14689 Eric Botcazou <ebotcazou@adacore.com>
14691 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14692 to be processed as a bitfield for constructor output purposes.
14693 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14695 * varasm.c (oc_local_state): New type, output_constructor
14696 local state to support communication with helpers.
14697 (oc_outer_state): New type, output_constructor outer state of
14698 relevance in recursive calls.
14699 (output_constructor_array_range): New output_constructor helper,
14700 extracted code for an array range element.
14701 (output_constructor_regular_field): New output_constructor helper,
14702 extracted code for an element that is not a bitfield.
14703 (output_constructor_bitfield): New output_constructor helper,
14704 extracted code for a bitfield element. Accept an OUTER state
14705 argument for recursive processing. Recurse on record or array
14706 CONSTRUCTOR values, possibly past noop conversions.
14707 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14708 VALUE is a valid constant-valued expression for use in a static
14709 bit-field initializer.
14710 (output_constructor): Rework to use helpers. Accept and honor an
14711 OUTER state argument for recursive calls. Return total size. Be
14712 prepared for nested constructors initializing bitfields.
14713 (output_constant): Feed OUTER in calls to output_constructor.
14715 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14717 * calls.c (emit_library_call_value_1): Don't force_operand for move
14720 2009-06-01 Nick Clifton <nickc@redhat.com>
14722 * doc/invoke.texi (IA-64 Options): Fix typo.
14724 2009-06-01 Ira Rosen <irar@il.ibm.com>
14726 PR tree-optimization/39129
14727 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14729 (vect_do_peeling_for_loop_bound): Use
14730 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14731 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14732 (vect_loop_versioning): Likewise.
14733 (vect_create_cond_for_alias_checks): Fix indentation.
14734 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14736 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14737 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14738 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14739 "control flow in loop".
14740 (vect_estimate_min_profitable_iters): Use
14741 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14742 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14743 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14744 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14745 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14746 statement belongs to a group of strided accesses with the exact code
14748 (vectorizable_load): Likewise.
14749 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14750 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14752 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14754 * config/freebsd-stdint.h: New file.
14755 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14756 Add freebsd-stdint.h to tm_file.
14758 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14760 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14761 (thumb2_extendhidi2): Likewise.
14763 2009-05-31 Ian Lance Taylor <iant@google.com>
14765 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14767 2009-05-31 Ian Lance Taylor <iant@google.com>
14769 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14770 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14771 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14773 2009-05-31 Jason Merrill <jason@redhat.com>
14775 * tree-pretty-print.c (print_call_name): Take the callee, not the
14776 call itself. Make non-static. Use dump_function_name for functions.
14777 (dump_generic_node): Adjust.
14778 * diagnostic.h: Declare print_call_name.
14779 * gimple-pretty-print.c (dump_gimple_call): Use it.
14781 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14783 * config/sh/sh.md (ashldi3_std): New define_expand.
14786 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14789 * config/sh/sh.c: Include debug.h.
14790 (sh_expand_epilogue): Emit a blockage insn before the frame
14791 pointer adjustment also when dwarf2out_do_frame returns true.
14793 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14795 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14796 (thumb2_extendqidi2): New pattern.
14798 2009-05-31 Ira Rosen <irar@il.ibm.com>
14800 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14801 mark phis for renaming.
14802 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14803 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14804 Call mark_sym_for_renaming.
14805 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14806 * tree-vect-loop.c (vect_transform_loop): Remove
14807 vect_memsyms_to_rename initialization and a call to
14808 mark_set_for_renaming.
14810 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14812 PR middle-end/40304
14813 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14814 frame related even if !set_cfa && style < 0.
14816 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14818 * config/i386/mingw-tls.c: New file.
14819 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14820 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14821 defining _WIN32 but not __CYGWIN__.
14823 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14825 * configure.ac: Add MPC support.
14827 * config.in, configure: Regenerate.
14829 2009-05-29 Richard Henderson <rth@redhat.com>
14831 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14832 NOTE_INSN_BASIC_BLOCK.
14833 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14834 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14835 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14837 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14839 (add_cfi): Disable check redefining cfa away from drap.
14840 (lookup_cfa_1): Add remember argument; handle remember/restore.
14841 (lookup_cfa): Pass remember argument.
14842 (cfa_remember): New.
14843 (compute_barrier_args_size_1): Remove sibcall check.
14844 (dwarf2out_frame_debug_def_cfa): New.
14845 (dwarf2out_frame_debug_adjust_cfa): New.
14846 (dwarf2out_frame_debug_cfa_offset): New.
14847 (dwarf2out_frame_debug_cfa_register): New.
14848 (dwarf2out_frame_debug_cfa_restore): New.
14849 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14850 (dwarf2out_begin_epilogue): New.
14851 (dwarf2out_frame_debug_restore_state): New.
14852 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14853 DW_CFA_restore_state.
14854 (output_cfi_directive): Likewise.
14855 (convert_cfa_to_fb_loc_list): Likewise.
14856 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14857 * dwarf2out.h: Update.
14858 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14859 (copy_insn_1): Early out for null.
14860 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14861 and dwarf2out_frame_debug_restore_state.
14862 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14863 (prologue_insn_hash, epilogue_insn_hash): New.
14864 (free_after_compilation): Adjust freeing accordingly.
14865 (record_insns): Create hash table if needed; push insns into
14866 hash instead of array.
14867 (maybe_copy_epilogue_insn): New.
14868 (contains): Search hash table instead of array.
14869 (sibcall_epilogue_contains): Remove.
14870 (thread_prologue_and_epilogue_insns): Split eh_return insns
14871 and mark them as epilogues.
14872 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14873 scanning in terms of basic blocks.
14874 * insn-notes.def (CFA_RESTORE_STATE): New.
14875 * jump.c (returnjump_p_1): Accept EH_RETURN.
14876 (eh_returnjump_p_1, eh_returnjump_p): New.
14877 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14878 CFA_REGISTER, CFA_RESTORE): New.
14879 * rtl.def (EH_RETURN): New.
14880 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14882 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14883 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14885 * config/i386/i386.c (gen_push): Update cfa state.
14886 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14887 add a CFA_ADJUST_CFA note.
14888 (ix86_dwarf_handle_frame_unspec): Remove.
14889 (ix86_expand_prologue): Update cfa state.
14890 (ix86_emit_restore_reg_using_pop): New.
14891 (ix86_emit_restore_regs_using_pop): New.
14892 (ix86_emit_leave): New.
14893 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14894 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14895 * config/i386/i386.h (struct machine_cfa_state): New.
14896 (ix86_cfa_state): New.
14897 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14898 (eh_return_internal): Merge from eh_return_<mode>,
14899 use eh_return rtx, split w/ epilogue.
14901 2009-05-29 Ian Lance Taylor <iant@google.com>
14903 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14905 * calls.c (emit_library_call_value_1): Likewise.
14907 * c-typeck.c (c_build_va_arg): New function.
14908 * c-tree.h (c_build_va_arg): Declare.
14909 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14910 instead of build_va_arg.
14912 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14914 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14915 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14916 (ptr_difference_cost): Use affine combinations to compute it.
14917 (difference_cost): Likewise.
14918 (get_computation_cost_at): Compute more accurate cost for addresses
14919 if the ratio is a multiplier allowed in addresses.
14920 For non-addresses, consider that an additional offset or symbol is
14923 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14925 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14926 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14928 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14929 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14930 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14932 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14933 to 1 for TYPE_SSE{IADD1,CVT1}.
14934 (prefix_vex_imm8): Removed.
14935 (length_vex): Only pass 1 as second argument to
14936 ix86_attr_length_vex_default if prefix_extra is 0.
14937 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14938 (length): For prefix vex computation use length_immediate
14939 attribute instead of prefix_vex_imm8.
14940 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14941 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14942 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14943 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14944 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14945 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14946 a space in between the operands.
14947 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14948 if one operand is 0xff and the other one si, di, bp or sp.
14949 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14950 other one si, di, bp or sp.
14951 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14952 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14953 type and mode attributes.
14954 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14955 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14956 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14957 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14958 prefix_data16 attribute iff MODE_DF.
14959 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14960 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14961 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14962 constm128_operand in length_immediate computation.
14963 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14964 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14965 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14966 length_immediate attribute to 1.
14967 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14968 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14969 for certain alternatives.
14970 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14971 prefix_data16 attribute if MODE_V1DF.
14972 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14973 length_immediate to 1.
14974 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14975 length_address to 4, set mode attribute to MODE_DI.
14976 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14977 (fxam<mode>2_i387): Set length attribute to 4.
14978 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14979 *prefetch_3dnow_rex): Override length_address attribute.
14980 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14982 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14983 (constm128_operand): Removed.
14984 * config/i386/i386.c (memory_address_length): For
14985 disp && !index && !base in 64-bit mode account for SIB byte if
14986 print_operand_address can't optimize disp32 into disp32(%rip)
14987 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14988 for fs: or gs: segment.
14989 (ix86_attr_length_immediate_default): When checking if shortform
14990 is possible, truncate immediate to the length of the non-shortened
14992 (ix86_attr_length_address_default): Ignore MEM_P operands
14994 (ix86_attr_length_vex_default): Only check for DImode on
14995 GENERAL_REG_P operands.
14996 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14997 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14998 (sse_cvttps2pi): Clear prefix_rep attribute.
14999 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15001 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15002 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15003 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15004 iff operand 2 is const_int_operand.
15005 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15006 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15007 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15009 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15011 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15012 prefix_data16 attribute for movlpd and movhpd instructions.
15013 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15014 length_immediate for shufpd instruction.
15015 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15016 (avx_cmpp<avxmodesuffixf2c><mode>3,
15017 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15018 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15019 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15020 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15021 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15022 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15023 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15024 prefix_data16 attribute for the first alternative to 1.
15025 (*avx_loadlps): Override length_immediate for the first alternative.
15026 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15027 attributes for second alternative.
15028 (*vec_concatv2sf_sse4_1): Override length_immediate and
15029 prefix_data16 attributes for second alternative.
15030 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15031 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15032 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15033 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15034 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15035 prefix_data16 and length_immediate to 1.
15036 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15038 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15039 prefix_extra attribute for variants that don't have 0f prefix alone.
15040 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15041 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15042 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15043 *sse4_1_pextrd): Set length_immediate to 1.
15044 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15045 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15047 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15048 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15049 length_immediate to 1 for second alternative.
15050 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15051 prefix_extra and length_immediate attributes for the first
15053 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15055 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15056 to 1 for the first and third alternative.
15057 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15059 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15061 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15063 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15064 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15065 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15066 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15067 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15068 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15069 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15070 ssse3_psign<mode>3): Override prefix_rex attribute.
15071 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15072 (ssse3_palignrti): Override length_immediate to 1.
15073 (ssse3_palignrdi): Override length_immediate to 1, override
15074 prefix_rex attribute.
15075 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15076 (sse4a_extrqi): Override length_immediate to 2.
15077 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15078 (sse4a_insertq): Override prefix_data16 to 0.
15079 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15080 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15081 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15082 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15083 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15084 and length_immediate to 1.
15085 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15086 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15087 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15088 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15089 and length_immediate to 1.
15090 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15091 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15092 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15093 avx_ptest256): Override prefix_extra to 1.
15094 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15095 Override prefix_data16 and length_immediate to 1.
15096 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15097 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15098 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15099 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15100 prefix_data16 to 0 and prefix_extra to 2.
15101 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15102 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15104 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15105 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15106 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15107 and prefix_extra to 2.
15108 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15109 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15110 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15111 avx_vpermilvar<mode>3,
15112 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15113 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15114 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15115 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15116 Override prefix_extra to 1.
15117 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15118 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15119 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15120 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15121 prefix_extra and length_immediate to 1.
15122 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15124 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15125 to 1 for the first alternative.
15126 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15127 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15129 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15130 *movv2sf_internal_avx, *movv2sf_internal): Override
15131 prefix_rep attribute for certain alternatives.
15132 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15133 attributes for certain alternatives.
15134 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15135 attributes for certain alternatives.
15136 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15137 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15138 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15139 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15140 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15141 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15142 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15143 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15144 length_immediate to 1 if operand 2 is const_int_operand.
15145 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15146 *vec_extractv2si_1): Set length_immediate attribute to 1.
15147 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15148 using old 3DNOW insn rather than SSE/3DNOW_A.
15149 (mmx_emms, mmx_femms): Clear modrm attribute.
15151 2009-05-29 Martin Jambor <mjambor@suse.cz>
15153 * tree-sra.c: New implementation of SRA.
15155 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15156 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15157 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15158 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15159 (SRA_MAX_STRUCTURE_COUNT): Removed.
15160 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15161 * doc/invoke.texi (sra-max-structure-size): Removed.
15162 (sra-field-structure-ratio): Removed.
15164 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15166 PR middle-end/40291
15167 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15170 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15172 PR rtl-optimization/40101
15173 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15174 seqno. Adjust comment.
15175 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15176 inserting bookkeeping before a jump, the jump is not scheduled.
15177 When no positive seqno found, provide a value. Add comment.
15179 2009-05-29 Richard Guenther <rguenther@suse.de>
15181 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15182 short-cutting on the first component.
15184 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15186 PR middle-end/39958
15187 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15188 for trees other than decls/types.
15190 2009-05-29 Richard Guenther <rguenther@suse.de>
15192 * tree-ssa-operands.c (get_expr_operands): Do not handle
15193 INDIRECT_REFs in the handled-component case. Remove
15194 unused get_ref_base_and_extent case.
15195 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15196 tree_low_cst and host_integerp where possible.
15197 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15198 codes for equivalence.
15199 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15201 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15203 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15204 to tmake_file for i[34567]86-*-cygwin*.
15206 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15209 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15210 (altivec_categorize_keyword, init_vector_keywords,
15211 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15214 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15216 * tree.c (handle_dll_attribute): Check if node is
15217 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15219 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15221 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15223 (thumb2_zero_extendqidi2): Likewise.
15225 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15227 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15228 instead of gen_movrt.
15229 * config/sh/sh.md (movrt): Remove.
15231 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15233 * doc/invoke.texi (IA-64 Options):
15234 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15235 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15236 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15237 -msched-prefer-non-control-spec-insns,
15238 -msched-stop-bits-after-every-cycle,
15239 -msched-count-spec-in-critical-path,
15240 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15241 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15242 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15243 and -msched-spec-verbose.
15245 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15247 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15248 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15250 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15252 2009-05-28 Richard Guenther <rguenther@suse.de>
15254 * tree-ssa-alias.c (ao_ref_init): New function.
15255 (ao_ref_base): Likewise.
15256 (ao_ref_base_alias_set): Likewise.
15257 (ao_ref_alias_set): Likewise.
15258 (refs_may_alias_p_1): Change signature.
15259 (refs_may_alias_p): Adjust.
15260 (refs_anti_dependent_p): Likewise.
15261 (refs_output_dependent_p): Likewise.
15262 (call_may_clobber_ref_p_1): Change signature.
15263 (call_may_clobber_ref_p): Adjust.
15264 (stmt_may_clobber_ref_p_1): New function split out from ...
15265 (stmt_may_clobber_ref_p): ... here.
15266 (maybe_skip_until): Adjust signature.
15267 (get_continuation_for_phi): Likewise.
15268 (walk_non_aliased_vuses): Likewise.
15269 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15270 (ao_ref_init): Declare.
15271 (ao_ref_base): Likewise.
15272 (ao_ref_alias_set): Likewise.
15273 (stmt_may_clobber_ref_p_1): Likewise.
15274 (walk_non_aliased_vuses): Adjust.
15275 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15276 (get_ref_from_reference_ops): remove.
15277 (vn_reference_lookup_2): Adjust signature.
15278 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15279 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15280 (vn_reference_lookup): Adjust.
15281 (vn_reference_insert): Likewise.
15282 (vn_reference_insert_pieces): Adjust signature.
15283 (visit_reference_op_call): Adjust.
15284 * tree-ssa-pre.c (get_expr_type): Simplify.
15285 (phi_translate_1): Adjust.
15286 (compute_avail): Likewise.
15287 (translate_vuse_through_block): Do not re-build trees.
15288 (value_dies_in_block_x): Likewise.
15289 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15291 (vn_reference_lookup_pieces): Adjust declaration.
15292 (vn_reference_insert_pieces): Likewise.
15294 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15296 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15297 with checking disabled.
15299 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15303 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15304 macro definition for support of three-operand format aligned
15305 .comm directive in assembler on cygwin/pe/mingw target OS.
15306 * configure: Regenerate.
15307 * config.h: Regenerate.
15309 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15310 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15311 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15313 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15314 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15316 2009-05-28 Ira Rosen <irar@il.ibm.com>
15318 PR tree-optimization/40254
15319 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15320 in analysis of basic blocks.
15322 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15324 PR middle-end/33699
15325 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15326 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15327 (TARGET_INITIALIZER): Use it.
15328 * cse.c (CHEAPER): Move it up to the other macros.
15329 (insert): Rename this ...
15330 (insert_with_costs): ... to this. Add cost parameters. Update
15332 (insert): New function. Call insert_with_costs.
15333 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15334 find_reg_offset_for_const, try_const_anchors): New functions.
15335 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15336 when using a const-anchor. Call insert_const_anchors.
15337 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15338 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15340 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15342 * tree-inline.c (remap_decls): Enable nonlocalized variables
15343 when not optimizing.
15345 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15347 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15348 Simplify other tests involving optimize.
15350 2009-05-27 Tom Tromey <tromey@redhat.com>
15352 * unwind-dw2.c (_Unwind_DebugHook): New function.
15353 (uw_install_context): Call _Unwind_DebugHook.
15355 2009-05-27 Tom Tromey <tromey@redhat.com>
15357 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15359 2009-05-27 Ian Lance Taylor <iant@google.com>
15361 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15362 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15363 (ALL_LINKERFLAGS): Define.
15364 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15365 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15366 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15367 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15368 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15369 $(LINKER_FOR_BUILD).
15370 (build/gcov-iov$(build_exeext)): Likewise.
15372 2009-05-27 Julian Brown <julian@codesourcery.com>
15374 * gcse.c (target.h): Include.
15375 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15376 copy of argument to a pseudo register.
15378 2009-05-27 Diego Novillo <dnovillo@google.com>
15380 * tree-ssa-live.c (dump_scope_block): Document arguments.
15381 (dump_scope_blocks): Document.
15382 (debug_scope_blocks): New.
15383 * tree-flow.h (debug_scope_blocks): Declare.
15385 2009-05-21 Denis Chertykov <denisc@overta.ru>
15387 * doc/contrib.texi (Contributors): Add myself to the list.
15389 2009-05-27 Olivier Hainque <hainque@adacore.com>
15391 * expr.c (target_align): New function. Alignment the TARGET of an
15392 assignment may be assume to have.
15393 (highest_pow2_factor_for_target): Use it instead of relying on
15394 immediate tree attributes of TARGET, not necessarily honored when
15395 intermediate bitfields are involved.
15397 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15400 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15401 AVX, SSE4, AES, PCLMUL and POPCNT.
15403 2009-05-27 Diego Novillo <dnovillo@google.com>
15405 * tree-pretty-print.c (dump_location): New.
15406 (dump_generic_node): Call it.
15407 Factor code to handle BLOCK nodes ...
15408 (dump_block_node): ... here.
15410 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15412 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15414 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15416 * gcc-plugin.h: Include config.h and system.h.
15417 (IN_GCC): Define if not defined.
15419 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15421 PR middle-end/40249
15422 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15425 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15427 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15429 * config/m32r/m32r.h: Ditto.
15430 * config/m32r/m32r.md: Ditto.
15431 * config/m32r/predicates.md: Ditto.
15433 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15435 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15437 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15440 (Loading plugins): typo.
15441 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15442 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15443 (Interacting with the GCC Garbage Collector): Added new section.
15444 (Giving information about a plugin): Added new section for
15446 * ggc.h (ggc_register_root_tab): Added declaration.
15447 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15448 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15449 (register_callback): Improved comment in declaration.
15450 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15451 (extra_root_vec) Added static variable for dynamic roots registration.
15452 (ggc_register_root_tab) Added new routine.
15453 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15454 PLUGIN_GGC_MARKING event.
15455 * ggc-zone.c: Include plugin.h.
15456 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15457 * ggc-page.c: Include plugin.h.
15458 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15459 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15460 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15461 (register_callback): check lack of callbacks for
15462 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15463 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15464 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15465 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15466 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15467 dependency on plugin.h.
15468 (plugin.o): Added dependency on ggc.h...
15470 2009-05-26 Richard Guenther <rguenther@suse.de>
15472 PR middle-end/40248
15474 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15475 with mismatched comparison modes.
15477 * expr.c (expand_expr_real_1): Expand the operand of a
15478 VIEW_CONVERT_EXPR in its natural mode.
15480 2009-05-26 Ian Lance Taylor <iant@google.com>
15482 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15483 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15484 (ALL_COMPILERFLAGS): Define.
15485 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15486 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15487 (collect2$(exeext), collect2.o): Likewise.
15488 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15489 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15490 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15491 (libbackend.o, intl.o, cppdefault.o): Likewise.
15492 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15493 (build/%.o): Use $(COMPILER_FOR_BUILD).
15494 (build/gen%$(build_exeext)): Likewise.
15495 (build/gcov-iov$(build_exeext)): LIkewise.
15496 * config/t-darwin (darwin.o): Use $(COMPILER).
15497 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15498 * config/t-sol2 (sol2-c.o): Likewise.
15499 (sol2.o): Likewise.
15500 * config/t-vxworks (vxworks.o): Likewise.
15501 * config/x-darwin (host-darwin.o): Likewise.
15502 * config/x-hpux (host-hpux.o): Likewise.
15503 * config/x-linux (host-linux.o): Likewise.
15504 * config/x-solaris (host-solaris.o): Likewise.
15505 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15506 * config/arm/t-arm (arm-c.o): Likewise.
15507 * config/arm/t-pe (pe.o): Likewise.
15508 * config/arm/t-wince-pe (pe.o): Likewise.
15509 * config/i386/t-cygming (winnt.o): Likewise.
15510 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15511 * config/i386/t-cygwin (cygwin1.o): Likewise.
15512 (cygwin2.o): Likewise.
15513 * config/i386/t-i386 (i386-c.o): Likewise.
15514 * config/i386/t-interix (winnt.o): Likewise.
15515 * config/i386/t-netware (netware.o): Likewise.
15516 * config/i386/t-nwld (nwld.o): Likewise.
15517 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15518 * config/i386/x-i386 (driver-i386.o): Likewise.
15519 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15520 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15521 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15522 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15523 * config/mips/x-native (driver-native.o): Likewise.
15524 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15525 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15526 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15527 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15528 * config/score/t-score-elf (score7.o): Likewise.
15529 (score3.o): Likewise.
15530 * config/sh/t-sh (sh-c.o): Likewise.
15531 * config/sh/t-symbian (sh-c.o): Likewise.
15532 (symbian.o): Likewise.
15533 * config/spu/t-spu-elf (spu-c.o): Likewise.
15534 * config/v850/t-v850 (v850-c.o): Likewise.
15535 * config/v850/t-v850e (v850-c.o): Likewise.
15537 2009-05-26 Richard Guenther <rguenther@suse.de>
15539 PR tree-optimization/40122
15540 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15541 VECTOR_CSTs if possible.
15542 (fold_gimple_assign): Likewise.
15544 2009-05-26 Richard Guenther <rguenther@suse.de>
15546 PR middle-end/40252
15547 * fold-const.c (fold_binary): Use the correct types for building
15550 2009-05-26 Richard Guenther <rguenther@suse.de>
15552 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15553 redundant calls to merge_alias_info.
15554 (bump_vector_ptr): Likewise.
15555 * tree-ssa-copy.c (merge_alias_info): Remove.
15556 (replace_exp_1): Remove call to merge_alias_info.
15557 (propagate_tree_value): Likewise.
15558 (fini_copy_prop): Propagate points-to info.
15559 * tree-flow.h (merge_alias_info): Remove.
15561 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15563 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15565 2009-05-25 Jan Hubicka <jh@suse.cz>
15567 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15568 * cgraph.h (struct inline_summary): New filed self_wize,
15569 size_inlining_benefit, self_time and time_inlining_benefit.
15570 (struct cgraph_global_info): Replace insns by time ans size fields.
15571 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15572 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15573 (ipcp_update_callgraph): Do not touch function bodies.
15574 * ipa-inline.c: Include except.h
15575 (MAX_TIME): New constant.
15576 (overall_insns): Remove.
15577 (leaf_node_p): New.
15578 (overall_size, max_benefit): New static variables.
15579 (cgraph_estimate_time_after_inlining): New function.
15580 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15581 (cgraph_clone_inlined_nodes): Update size.
15582 (cgraph_mark_inline_edge): Update size.
15583 (cgraph_estimate_growth): Use size info.
15584 (cgraph_check_inline_limits): Check size.
15585 (cgraph_default_inline_p): Likewise.
15586 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15587 (cgraph_decide_recursive_inlining): Check size.
15588 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15590 (cgraph_decide_inlining): Likewise.
15591 (cgraph_decide_inlining_incrementally): Likewise; honor
15592 PARAM_EARLY_INLINING_INSNS.
15593 (likely_eliminated_by_inlining_p): New predicate.
15594 (estimate_function_body_sizes): New function.
15595 (compute_inline_parameters): Use it.
15596 * except.c (must_not_throw_labels): New function.
15597 * except.h (must_not_throw_labels): Declare.
15598 * tree-inline.c (init_inline_once): Kill inlining_weigths
15599 * tree-ssa-structalias.c: Avoid uninitialized warning.
15600 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15601 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15602 (PARAM_INLINE_CALL_COST): Remove.
15603 (PARAM_EARLY_INLINING_INSNS): New.
15605 2009-05-25 Richard Guenther <rguenther@suse.de>
15607 PR tree-optimization/36327
15608 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15609 callback for reference translation or lookup at the point of may-defs.
15610 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15611 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15612 for union COMPONENT_REFs.
15613 (vn_reference_lookup_3): New callback. Lookup from memset
15614 and CONSTRUCTOR assignment, translate through struct copies.
15615 (vn_reference_lookup_pieces): Make sure to not free the
15616 passed operands array. Adjust walk_non_aliased_vuses call.
15617 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15618 make sure we do not leak memory.
15620 2009-05-25 Richard Guenther <rguenther@suse.de>
15622 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15623 * tree-inline.c (expand_call_inline): Reset the escaped and
15624 callused solutions.
15625 * tree-ssa-structalias.c (pass_build_ealias): New.
15626 * tree-pass.h (pass_build_ealias): Declare.
15627 * passes.c (init_optimization_passes): Add PTA during
15628 early optimizations.
15629 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15630 and CALLUSED solutions.
15631 (dump_points_to_solution): New function, split out from ...
15632 (dump_points_to_info_for): ... here.
15633 * tree-parloops.c (parallelize_loops): Reset the escaped and
15634 callused solutions.
15636 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15639 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15640 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15642 2009-05-25 Ira Rosen <irar@il.ibm.com>
15644 PR tree-optimization/40238
15645 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15646 statements after basic block's labels.
15647 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15648 to free the allocated memory.
15650 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15652 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15653 return address with a USE.
15655 2009-05-24 Richard Guenther <rguenther@suse.de>
15657 PR middle-end/40233
15658 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15659 array type from the main variant of the inner type.
15661 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15663 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15664 definition to bool (from int) to un-break build.
15665 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15667 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15669 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15670 discard_stmt_changes): Delete.
15671 * tree-ssa-operands.c (scb_stack): Delete.
15672 (init_ssa_operands): Do not initialize it.
15673 (fini_ssa_operands): Do not free it.
15674 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15676 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15677 update_stmt, remove the others. Fix comments.
15678 * tree-dfa.c (optimize_stack_restore): Likewise.
15679 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15680 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15681 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15682 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15684 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15685 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15686 (dom_opt_finalize_block): Likewise, adjusting access to
15688 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15689 (stmts_to_rescan): Change item type to gimple.
15690 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15692 2009-05-24 Ira Rosen <irar@il.ibm.com>
15694 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15695 * tree-pass.h (pass_slp_vectorize): New pass.
15696 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15697 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15698 * tree-vectorizer.c (timevar.h): Include.
15699 (user_vect_verbosity_level): Declare.
15700 (vect_location): Fix comment.
15701 (vect_set_verbosity_level): Update user_vect_verbosity_level
15702 instead of vect_verbosity_level.
15703 (vect_set_dump_settings): Add an argument. Ignore user defined
15704 verbosity if dump flags require higher level of verbosity. Print to
15705 stderr only for loop vectorization.
15706 (vectorize_loops): Update call to vect_set_dump_settings.
15707 (execute_vect_slp): New function.
15708 (gate_vect_slp): Likewise.
15709 (struct gimple_opt_pass pass_slp_vectorize): New.
15710 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15711 access its members.
15712 (vec_info_for_bb): New function.
15713 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15714 (VECTORIZATION_ENABLED): New macro.
15715 (SLP_ENABLED, SLP_DISABLED): Likewise.
15716 (vect_is_simple_use): Add bb_vec_info argument.
15717 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15718 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15719 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15720 vect_schedule_slp, vect_analyze_slp): Likewise.
15721 (vect_analyze_stmt): Add slp_tree argument.
15722 (find_bb_location): Declare.
15723 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15724 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15725 (vect_analyze_loop_operations, vect_analyze_loop,
15726 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15727 vect_finalize_reduction, vectorizable_reduction,
15728 vectorizable_live_operation, vect_transform_loop): Likewise.
15729 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15730 skip evolution analysis if analyzing a basic block.
15731 (dr_analyze_indices): Likewise.
15732 (initialize_data_dependence_relation): Skip the test whether the
15733 object is invariant for basic blocks.
15734 (compute_all_dependences): Skip dependence analysis for data
15735 references in basic blocks.
15736 (find_data_references_in_stmt): Don't fail in case of invariant
15737 access in basic block.
15738 (find_data_references_in_bb): New function.
15739 (find_data_references_in_loop): Move code to
15740 find_data_references_in_bb and add a call to it.
15741 (compute_data_dependences_for_bb): New function.
15742 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15743 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15745 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15746 unknown dependence in basic block and fail in case of dependence in
15748 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15749 dependence instances from either loop or basic block vectorization
15751 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15752 before calling nested_in_vect_loop_p.
15753 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15754 dependence instances from either loop or basic block vectorization
15756 (vect_verify_datarefs_alignment): Likewise.
15757 (vect_enhance_data_refs_alignment): Adjust function calls.
15758 (vect_analyze_data_refs_alignment): Likewise.
15759 (vect_analyze_group_access): Fix printing. Skip different checks if
15760 DR_STEP is 0. Keep strided stores either in loop or basic block
15761 vectorization data structure. Fix indentation.
15762 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15764 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15765 dependence instances from either loop or basic block vectorization
15767 (vect_analyze_data_refs): Update comment. Call
15768 compute_data_dependences_for_bb to analyze basic blocks.
15769 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15770 case of loop vectorization. In case of basic block vectorization use
15771 data-ref itself as a base.
15772 (vect_create_data_ref_ptr): In case of basic block vectorization:
15773 don't advance the pointer, add new statements before the current
15774 statement. Adjust function calls.
15775 (vect_supportable_dr_alignment): Support only aligned accesses in
15776 basic block vectorization.
15777 * common.opt (ftree-slp-vectorize): New flag.
15778 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15779 (vect_pattern_recog_1): Likewise.
15780 * tree-vect-stmts.c (process_use): Likewise.
15781 (vect_init_vector): Add new statements in the beginning of the basic
15782 block in case of basic block SLP.
15783 (vect_get_vec_def_for_operand): Adjust function calls.
15784 (vect_finish_stmt_generation): Likewise.
15785 (vectorizable_call): Add assert that it is loop vectorization, adjust
15787 (vectorizable_conversion, vectorizable_assignment): Likewise.
15788 (vectorizable_operation): In case of basic block SLP, take
15789 vectorization factor from statement's type and skip the relevance
15790 check. Adjust function calls.
15791 (vectorizable_type_demotion): Add assert that it is loop
15792 vectorization, adjust function calls.
15793 (vectorizable_type_promotion): Likewise.
15794 (vectorizable_store): Check for outer loop only in case of loop
15795 vectorization. Adjust function calls. For basic blocks, skip the
15796 relevance check and don't advance pointers.
15797 (vectorizable_load): Likewise.
15798 (vectorizable_condition): Add assert that it is loop vectorization,
15799 adjust function calls.
15800 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15801 that it is not reduction, get vector type, call only supported
15802 functions, skip loop specific parts.
15803 (vect_transform_stmt): Check for outer loop only in case of loop
15805 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15806 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15807 for external definition.
15808 * passes.c (pass_slp_vectorize): New pass.
15809 * tree-vect-slp.c (find_bb_location): New function.
15810 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15811 check for patterns only in loops.
15812 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15813 case of multiple types in basic block SLP.
15814 (vect_mark_slp_stmts_relevant): New function.
15815 (vect_supported_load_permutation_p): Fix comment.
15816 (vect_analyze_slp_instance): Add argument. In case of basic block
15817 SLP, take vectorization factor from statement's type, check that
15818 unrolling factor is 1. Adjust function call. Save SLP instance in
15819 either loop or basic block vectorization structure. Return FALSE,
15821 (vect_analyze_slp): Add argument. Get strided stores groups from
15822 either loop or basic block vectorization structure. Return FALSE
15823 if basic block SLP failed.
15824 (new_bb_vec_info): New function.
15825 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15826 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15827 (vect_schedule_slp): Add argument. Get SLP instances from either
15828 loop or basic block vectorization structure. Set vectorization factor
15829 to be 1 for basic block SLP.
15830 (vect_slp_transform_bb): New function.
15831 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15833 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15835 * final.c (shorten_branches): Do not align labels for jump tables.
15836 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15838 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15840 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15841 Remove outdated reference to flow.c and fix nits.
15842 * doc/gccint.texi: Tweak RTL description.
15843 * doc/rtl.texi: Likewise.
15845 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15847 * config/avr/avr.c: Change my email address.
15848 * config/avr/avr.h: Likewise.
15849 * config/avr/avr.md: Likewise.
15850 * config/avr/avr-protos.h: Likewise.
15851 * config/avr/libgcc.S: Likewise.
15853 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15855 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15856 (spu_split_load, spu_split_store): Change return type to int.
15857 (spu_split_convert): Declare.
15858 * config/spu/predicates.md (spu_mem_operand): Remove.
15859 (spu_mov_operand): Update.
15860 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15861 * config/spu/spu.c (regno_aligned_for_load): Remove.
15862 (reg_aligned_for_addr, spu_expand_load): Define.
15863 (spu_expand_extv): Reimplement and handle MEM.
15864 (spu_expand_insv): Handle MEM.
15865 (spu_sched_reorder): Handle insn's with length 0.
15866 (spu_legitimate_address_p): Reimplement.
15867 (store_with_one_insn_p): Return TRUE for any mode with size
15868 larger than 16 bytes.
15869 (address_needs_split): Define.
15870 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15872 (spu_convert_move): Define.
15873 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15874 (spu_split_store): Change all MEM's to TImode.
15875 (spu_init_expanders): Preallocate registers that correspond to
15876 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15878 (spu_split_convert): Define.
15879 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15880 (_move<mode>, _movdi, _movti): Update predicate and condition.
15881 (load, store): Change to define_split.
15882 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15884 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15885 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15886 define_insn_and_split of lshr<mode>3.
15887 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15888 (<v>ashr<mode>3_imm): Define.
15889 (extv, extzv, insv): Allow MEM operands.
15890 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15891 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15892 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15893 (_spu_convert2): Change to define_insn_and_split and remove the
15894 corresponding define_peephole2.
15895 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15896 Change predicates to memory_operand.
15898 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15900 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15902 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15904 PR tree-optimization/40219
15905 * tree.c (iterative_hash_expr): Make sure the builtin function is
15906 a normal builtin function and not a front end or back end builtin
15907 before indexing into the built_in_decls array.
15909 2009-05-22 Richard Guenther <rguenther@suse.de>
15911 PR middle-end/38964
15912 * alias.c (write_dependence_p): Do not use TBAA for answering
15913 anti-dependence or output-dependence.
15914 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15915 (emit_pointer_definition): Remove.
15916 (emit_alias_warning): Likewise.
15917 (find_what_var_points_to): Remove TBAA pruning code.
15918 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15920 (compute_points_to_sets): Remove code computing the set of
15921 dereferenced pointers.
15922 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15923 oracle for querying anti and output dependencies.
15924 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15925 if TBAA may be applied.
15926 (refs_anti_dependent_p): New function.
15927 (refs_output_dependent_p): Likewise.
15928 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15929 (refs_output_dependent_p): Likewise.
15930 * doc/tree-ssa.texi (Memory model): New section.
15931 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15932 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15933 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15934 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15935 * expr.c (expand_expr_real_1): Likewise.
15936 * gimple-low.c (lower_stmt): Likewise.
15937 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15938 (dump_gimple_cdt): Remove.
15939 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15940 (gimple_size): Likewise.
15941 (walk_gimple_op): Likewise.
15942 (is_gimple_stmt): Likewise.
15943 (walk_stmt_load_store_addr_ops): Likewise.
15944 (gimple_build_cdt): Remove.
15945 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15946 * gimple.h (gimple_cdt_new_type): Remove.
15947 (gimple_cdt_new_type_ptr): Likewise.
15948 (gimple_cdt_set_new_type): Likewise.
15949 (gimple_cdt_location): Likewise.
15950 (gimple_cdt_location_ptr): Likewise.
15951 (gimple_cdt_set_location): Likewise.
15952 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15953 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15954 GIMPLE_CHANGE_DYNAMIC_TYPE.
15955 (verify_types_in_gimple_stmt): Likewise.
15956 * tree-inline.c (estimate_num_insns): Likewise.
15957 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15958 (copy_decl_to_var): Likewise.
15959 (copy_result_decl_to_var): Likewise.
15960 * tree-pretty-print.c (dump_generic_node): Do not handle
15961 CHANGE_DYNAMIC_TYPE_EXPR.
15962 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15963 * tree-ssa-operands.c (get_expr_operands): Likewise.
15964 * tree-ssa-structalias.c (struct variable_info): Remove
15965 no_tbaa_pruning member.
15966 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15967 (unify_nodes): Do not copy it.
15968 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15969 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15970 (set_uids_in_ptset): Do not check it.
15971 (find_what_var_points_to): Likewise.
15972 (compute_tbaa_pruning): Remove.
15973 (compute_points_to_sets): Do not call it.
15974 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15975 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15976 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15977 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15978 (DECL_NO_TBAA_P): Likewise.
15979 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15980 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15981 (expand_omp_atomic_pipeline): Do not set it.
15982 * print-tree.c (print_node): Do not dump it.
15983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15986 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15989 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15992 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15994 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15997 2009-05-22 Ben Elliston <bje@au.ibm.com>
15999 * Makefile.in (bversion.h, s-bversion): New targets.
16000 (TOPLEV_H): Add bversion.h.
16001 * toplev.h: Include "bversion.h".
16002 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16003 the __format__ attribute only if compiling with the same version
16004 of GCC as the sources (the "build version").
16006 2009-05-22 Ben Elliston <bje@au.ibm.com>
16008 * c-format.c (handle_format_attribute): Fix comment typo.
16010 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16013 * config/ia64/ia64.opt (mfused-madd): New.
16014 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16015 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16016 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16017 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16018 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16019 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16020 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16021 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16022 instruction if !TARGET_FUSED_MADD.
16023 (fpma, fpms): Remove colon from name.
16025 2009-05-22 Richard Guenther <rguenther@suse.de>
16027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16028 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16029 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16031 (create_expression_by_pieces): Only convert if necessary.
16032 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16033 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16035 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16037 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16038 regular pattern from a template and rename it ...
16039 (*extzv_truncsi_exts): ... to this.
16041 2009-05-21 Richard Guenther <rguenther@suse.de>
16043 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16044 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16045 (cgraph_default_inline_p): Likewise.
16046 (cgraph_decide_inlining_incrementally): Likewise.
16048 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16049 Uros Bizjak <ubizjak@gmail.com>
16051 * config/i386/cpuid.h (bit_MOVBE): New.
16053 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16055 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16056 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16057 (ix86_handle_option): Handle OPT_mmovbe.
16058 (ix86_target_string): Add -mmovbe.
16059 (pta_flags): Add PTA_MOVBE.
16060 (processor_alias_table): Add PTA_MOVBE to "atom".
16061 (override_options): Handle PTA_MOVBE.
16063 * config/i386/i386.h (TARGET_MOVBE): New.
16065 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16066 (*bswapsi_movbe): New.
16067 (*bswapdi_movbe): Likewise.
16068 (bswapdi2): Renamed to ...
16069 (*bswapdi_1): This.
16070 (bswapdi2): New expander.
16072 * config/i386/i386.opt (mmovbe): New.
16074 * doc/invoke.texi: Document -mmovbe.
16076 2009-05-21 Taras Glek <tglek@mozilla.com>
16078 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16079 * gcc-plugin.h (plugin_init): Updated signature.
16080 * gcc-plugin.h (plugin_name_args): Moved to this header.
16081 * doc/plugins.texi (plugin_init): Updated documention to reflect
16083 * doc/plugins.texi (plugin_name_args): Added to documention.
16085 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16087 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16088 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16090 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16092 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16093 JUMP_TABLE_DATA_P predicates where applicable.
16094 * config/i386/predicates.md: Ditto.
16095 * config/i386/sse.md: Ditto.
16097 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16099 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16100 operand2 -128 override length_immediate attribute to 1.
16101 * config/i386/predicates.md (constm128_operand): New predicate.
16103 * config/i386/i386.c (memory_address_length): Handle %r12
16104 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16106 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16107 mode look through optional ZERO_EXTEND and SUBREG.
16108 * config/i386/i386.md (R12_REG): New define_constant.
16109 (prefix_data16): For sse unit set also for MODE_TI insns.
16110 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16111 insns set if operand 1 is ext_QIreg_operand.
16112 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16113 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16115 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16116 mode from MODE_DI to MODE_SI.
16117 (movdi_1_rex64): Override modrm and length_immediate attributes
16118 only for movabs (TYPE_IMOV, alternative 2).
16119 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16120 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16121 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16122 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16123 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16124 prefix_rex attribute if DImode.
16125 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16126 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16127 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16128 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16129 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16130 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16131 Likewise. For TYPE_IMOV clear length_immediate attribute.
16132 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16133 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16134 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16135 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16136 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16137 or one operand TYPE_ISHIFT.
16138 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16139 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16140 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16141 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16142 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16143 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16144 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16145 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16146 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16147 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16148 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16149 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16150 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16151 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16152 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16153 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16154 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16155 set mode attribute, don't override length attribute.
16156 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16158 (return_internal_long): Set length attribute to 2 instead of 1.
16159 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16160 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16161 prefix_rex attribute.
16162 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16164 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16166 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16168 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16170 2009-05-20 Ian Lance Taylor <iant@google.com>
16172 * tree.c (build_tree_list_vec_stat): New function.
16173 (ctor_to_vec): New function.
16174 (build_nt_call_vec): New function.
16175 (build_call_array): Change args to be a const pointer.
16176 (build_call_vec): New function.
16177 * tree.h (build_nt_call_vec): Declare.
16178 (build_tree_list_vec_stat): Declare.
16179 (build_tree_list_vec): Define.
16180 (build_call_array): Update declaration.
16181 (build_call_vec): Declare.
16182 (ctor_to_vec): Declare.
16183 * c-common.c (tree_vector_cache): New static variable.
16184 (make_tree_vector): New function.
16185 (release_tree_vector): New function.
16186 (make_tree_vector_single): New function.
16187 (make_tree_vector_copy): New function.
16188 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16189 (make_tree_vector_single, make_tree_vector_copy): Declare.
16190 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16191 (c_parser_expr_list): Don't manage cache here, instead call
16193 (c_parser_release_expr_list): Remove static function.
16194 (c_parser_vec_to_tree_list): Remove static function.
16195 (c_parser_attributes): Call build_tree_list_vec instead of
16196 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16197 c_parser_release_expr_list.
16198 (c_parser_postfix_expression_after_primary): Likewise.
16199 (c_parser_objc_keywordexpr): Likewise.
16201 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16203 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16204 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16205 TARGET_CONVERT_TO_TYPE.
16206 * hooks.c (hook_tree_const_tree_null): Define.
16207 * hooks.h (hook_tree_const_tree_null): Declare.
16208 * target.h (struct gcc_target): Add invalid_parameter_type,
16209 invalid_return_type, promoted_type, and convert_to_type fields.
16210 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16211 (TARGET_INVALID_RETURN_TYPE): Define.
16212 (TARGET_PROMOTED_TYPE): Define.
16213 (TARGET_CONVERT_TO_TYPE): Define.
16214 (TARGET_INITIALIZER): Update for new fields.
16215 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16216 (grokparms): Check targetm.invalid_parameter_type.
16217 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16218 * c-convert.c (convert): Check targetm.convert_to_type.
16220 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16222 * config/mips/mips.md (*extenddi_truncate<mode>,
16223 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16225 (*extendhi_truncateqi): New define_insn_and_sptit.
16227 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16229 PR middle-end/40204
16230 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16231 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16233 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16235 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16236 the operand of VIEW_CONVERT_EXPR.
16238 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16240 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16241 extended family and model for Intel processors. Support Intel Atom.
16243 2009-05-20 Olivier Hainque <hainque@adacore.com>
16245 * gstab.h (stab_code_type): Define, to be used instead of the
16246 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16248 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16249 occurrences by stab_code_type.
16250 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16252 2009-05-20 Martin Jambor <mjambor@suse.cz>
16254 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16255 (sra_insert_before): Likewise.
16256 (sra_insert_after): Likewise.
16257 (sra_init_cache): Likewise.
16258 (sra_type_can_be_decomposed_p): Likewise.
16259 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16260 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16261 (sra_insert_before): Likewise.
16262 (sra_insert_after): Likewise.
16263 (sra_init_cache): Likewise.
16264 (insert_edge_copies_seq): Made static and moved upwards.
16266 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16269 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16271 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16272 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16275 2009-05-20 Richard Guenther <rguenther@suse.de>
16277 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16278 with mismatched comparison modes.
16280 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16282 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16283 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16284 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16285 with shifts for Thumb2.
16286 (orsi_notsi): New for orn.
16287 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16288 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16289 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16290 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16291 Don't invert remainder for IOR.
16293 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16295 PR tree-optimization/40087
16296 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16297 number_of_iterations_ne): Rename never_infinite argument.
16298 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16299 number_of_iterations_le): Handle pointer-type ivs when
16300 exit_must_be_taken is false.
16301 (number_of_iterations_cond): Do not always assume that
16302 exit_must_be_taken if the control variable is a pointer.
16304 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16306 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16307 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16309 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16311 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16312 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16314 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16317 * c.opt (Wlogical-op): Disabled by default.
16318 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16320 * doc/invoke.texi (Wlogical-op): Likewise.
16322 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16324 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16326 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16327 Propagate the type of the first operand.
16328 <ASSERT_EXPR>: Simplify.
16329 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16330 Rewrite using the RHS code as discriminant.
16331 <NOP_EXPR>: Turn into CASE_CONVERT.
16332 <PLUS_EXPR>: Propagate the type of the first operand.
16334 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16336 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16337 (ia64_dconst_0_375): New.
16338 * config/ia64/ia64.c (ia64_override_options): Remove
16339 -minline-sqrt-min-latency warning.
16340 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16341 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16342 * config/ia64/ia64.md (*sqrt_approx): Remove.
16343 (sqrtsf2): Remove #if 0.
16344 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16345 (sqrtdf): Remove assert.
16346 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16347 (sqrtxf2): Remove #if 0.
16348 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16349 * div.md (sqrt_approx_rf): New.
16350 (sqrtsf2_internal_thr): New implementation.
16351 (sqrtsf2_internal_lat): New.
16352 (sqrtdf2_internal_thr: New implementation.
16353 (sqrtxf2_internal): New implementation.
16355 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16356 Hans-Peter Nilsson <hp@axis.com>
16358 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16359 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16360 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16361 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16362 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16363 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16364 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16365 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16366 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16367 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16368 * c-common.c: ...from here.
16370 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16372 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16374 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16376 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16378 2009-05-19 Ben Elliston <bje@au.ibm.com>
16380 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16381 assignments with memcpy calls.
16382 (add_fdes): Likewise.
16383 (binary_search_unencoded_fdes): Likewise.
16384 (linear_search_fdes): Eliminate type puns.
16386 2009-05-19 Richard Guenther <rguenther@suse.de>
16388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16389 not falsely claim to have propagated into all uses.
16391 2009-05-19 Ben Elliston <bje@au.ibm.com>
16393 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16396 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16398 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16399 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16400 (TARGET_LEGITIMATE_ADDRESS_P): New.
16401 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16402 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16404 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16407 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16408 child of the containing namespace's DIE.
16410 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16412 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16413 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16414 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16417 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16420 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16421 gen_align with gen_pad.
16422 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16423 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16425 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16426 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16428 * config/i386/i386.md (align): Renamed to ...
16429 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16430 ASM_OUTPUT_MAX_SKIP_PAD.
16432 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16434 * config.gcc: Fix variable syntax.
16437 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16438 before calling exact_log2.
16439 (output_iorsi3): Likewise.
16440 (output_xorsi3): Likewise.
16442 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16444 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16445 for the none zero constant operand except for EQ and NE
16446 comprisons even when the first operand is R0.
16448 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16450 * config/s390/2064.md: Remove trailing whitespaces.
16451 * config/s390/2084.md: Likewise.
16452 * config/s390/constraints.md: Likewise.
16453 * config/s390/fixdfdi.h: Likewise.
16454 * config/s390/libgcc-glibc.ver: Likewise.
16455 * config/s390/s390-modes.def: Likewise.
16456 * config/s390/s390-protos.h: Likewise.
16457 * config/s390/s390.c: Likewise.
16458 * config/s390/s390.h: Likewise.
16459 * config/s390/s390.md: Likewise.
16460 * config/s390/tpf-unwind.h: Likewise.
16462 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16464 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16466 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16469 * configure.ac (m68k-*-*): Check if binutils support TLS.
16470 * configure: Regenerate.
16471 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16472 * config/m68k/constraints.md (Cu): New constraint.
16473 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16474 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16475 (movsi): Handle TLS symbols.
16476 (addsi3_5200): Handle XTLS symbols, indent.
16477 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16478 (m68k_tls_reference_p): Declare.
16479 (m68k_legitimize_address): Declare.
16480 (m68k_unwrap_symbol): Declare.
16481 * config/m68k/m68k.opt (mxtls): New option.
16482 * config/m68k/m68k.c (ggc.h): Include.
16483 (m68k_output_dwarf_dtprel): Implement hook.
16484 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16485 (m68k_expand_prologue): Load GOT pointer when function needs it.
16486 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16487 (m68k_legitimate_constant_address_p): Same.
16488 (m68k_decompose_address): Handle TLS references.
16489 (m68k_get_gp): New static function.
16490 (enum m68k_reloc): New contants.
16491 (TLS_RELOC_P): New macro.
16492 (m68k_wrap_symbol): New static function.
16493 (m68k_unwrap_symbol): New function.
16494 (m68k_final_prescan_insn_1): New static function.
16495 (m68k_final_prescan_insn): New function.
16496 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16498 (legitimize_pic_address): Handle TLS references..
16499 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16500 (m68k_libcall_value_in_a0_p)
16501 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16502 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16503 (m68k_legitimize_tls_address): Handle TLS references.
16504 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16506 (m68k_legitimize_address): Handle TLS symbols.
16507 (m68k_get_reloc_decoration): New static function.
16508 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16510 (m68k_output_dwarf_dtprel): Implement hook.
16511 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16512 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16513 m68k_call_* routines.
16514 (sched_attr_op_type): Handle TLS symbols.
16515 (gt-m68k.h): Include.
16516 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16517 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16519 2009-05-18 Martin Jambor <mjambor@suse.cz>
16521 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16522 (visit_store_addr_for_mod_analysis): New function.
16523 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16524 (determine_cst_member_ptr): Use gimple_assign_single_p.
16525 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16526 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16527 operands. Don't check number of operands of a NOP_EXPR.
16529 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16531 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16533 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16536 * c-common.c (warn_logical_operator): Don't warn if one of
16537 expression isn't always true or false.
16539 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16541 * config/i386/biarch32.h: New file.
16542 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16544 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16546 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16547 *zero_extend<mode>_truncqi): Merge these into ...
16548 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16549 Name the pattern following this as *zero_extendhi_truncqi.
16551 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16553 PR middle-end/39301
16554 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16555 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16556 (output_info): Make field HOST_WIDEST_INT.
16557 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16558 (dump_bitmat_statistics): Same.
16560 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16562 * config.gcc (use_gcc_stdint): Set to wrap.
16563 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16564 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16565 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16566 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16567 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16568 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16569 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16570 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16572 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16574 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16576 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16577 Move definitions earlier.
16578 (OPT_ARCH64, OPT_ARCH32): Define.
16579 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16582 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16585 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16588 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16590 * arm.md (movdi2): Copy non-reg values to DImode registers.
16592 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16595 * final.c (label_to_max_skip): New function.
16596 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16597 CODE_LABEL_NUMBER <= max_labelno.
16598 * output.h (label_to_max_skip): New prototype.
16599 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16600 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16601 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16602 Handle CODE_LABELs with >= 16 byte alignment or with
16603 max_skip == (1 << align) - 1.
16604 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16605 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16608 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16609 .p2align 3 if MAX_SKIP is smaller than 7.
16610 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16612 2009-05-15 Ian Lance Taylor <iant@google.com>
16614 * alias.c (struct alias_set_entry_d): Rename from struct
16615 alias_set_entry. Change all uses.
16616 * except.c (struct call_site_record_d): Rename from struct
16617 call_site_record. Change all uses.
16618 * except.h (struct eh_region_d): Rename from struct eh_region.
16620 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16622 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16623 ivtype_map_elt. Change all uses.
16624 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16626 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16627 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16629 (struct sese_d): Rename from struct sese. Change all uses.
16630 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16631 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16632 * optabs.h (struct optab_d): Rename from struct optab. Change all
16634 (struct convert_optab_d): Rename from struct convert_optab.
16636 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16637 ipa_opt_pass. Change all uses.
16638 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16641 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16642 defined as a typedef.
16643 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16646 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16649 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16651 (merge_ranges): Returns bool.
16652 * tree.h (make_range): .. to here.
16653 (build_range_check): Likewise.
16654 (merge_ranges): Likewise. Renamed from merge_ranges.
16655 * c-typeck.c (parser_build_binary_op): Update calls to
16656 warn_logical_operator.
16657 * c-common.c (warn_logical_operator): Add new warning.
16658 * c-common.h (warn_logical_operator): Update declaration.
16660 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16662 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16664 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16666 * doc/install.texi: Document MPC requirements, flags etc.
16668 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16669 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16670 Evaluate constant arguments.
16671 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16672 (fold_builtin_1): Likewise, also evaluate constant arguments.
16673 Remove superfluous break.
16674 (do_mpc_ckconv): New.
16675 * real.h: Include mpc.h.
16676 * toplev.c (print_version): Output MPC version info if available.
16678 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16680 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16682 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16684 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16687 2009-05-15 Jan Hubicka <jh@suse.cz>
16689 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16690 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16691 (try_inline): Fix return value.
16692 (cgraph_decide_inlining_incrementally): Honor new value.
16693 (cgraph_early_inlining): Handle indirect inlining.
16694 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16696 2009-05-15 Jan Hubicka <jh@suse.cz>
16698 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16699 * cgraphunit.c (cgraph_finalize_function): Set it.
16700 (cgraph_expand_function): Use it.
16702 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16704 * real.c (encode_ieee_half): Define.
16705 (decode_ieee_half): Define.
16706 (ieee_half_format): Define.
16707 (arm_half_format): Define.
16708 * real.h (ieee_half_format): Declare.
16709 (arm_half_format): Declare.
16711 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16713 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16714 swapped, and reversed optabs exist before trying to use them.
16716 2009-05-15 Paul Brook <paul@codesourcery.com>
16717 Sandra Loosemore <sandra@codesourcery.com>
16719 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16720 loads. Allow PRE_DEC.
16721 (output_move_neon): Handle PRE_DEC.
16722 (arm_print_operand): Add 'A' for neon structure loads.
16723 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16724 * config/arm/neon.md (neon_mov): Update comment.
16725 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16727 (Um): New constraint.
16729 2009-05-15 Jan Hubicka <jh@suse.cz>
16731 Revert the following patch until testsuite fallout is fixed:
16732 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16733 * cgraph.h (struct inline_summary): New filed self_wize,
16734 size_inlining_benefit, self_time and time_inlining_benefit.
16735 (struct cgraph_global_info): Replace insns by time ans size fields.
16736 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16737 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16738 (ipcp_update_callgraph): Do not touch function bodies.
16739 * ipa-inline.c: Include except.h
16740 (MAX_TIME): New constant.
16741 (overall_insns): Remove
16742 (overall_size, max_benefit): New static variables.
16743 (cgraph_estimate_time_after_inlining): New function.
16744 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16745 (cgraph_clone_inlined_nodes): Update size.
16746 (cgraph_mark_inline_edge): Update size.
16747 (cgraph_estimate_growth): Use size info.
16748 (cgraph_check_inline_limits): Check size.
16749 (cgraph_default_inline_p): Likewise.
16750 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16751 (cgraph_decide_recursive_inlining): Check size.
16752 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16754 (cgraph_decide_inlining): Likewise.
16755 (cgraph_decide_inlining_incrementally): Likewise; honor
16756 PARAM_EARLY_INLINING_INSNS.
16757 (likely_eliminated_by_inlining_p): New predicate.
16758 (estimate_function_body_sizes): New function.
16759 (compute_inline_parameters): Use it.
16760 * except.c (must_not_throw_labels): New function.
16761 * except.h (must_not_throw_labels): Declare.
16762 * tree-inline.c (init_inline_once): Kill inlining_weigths
16763 * tree-ssa-structalias.c: Avoid uninitialized warning.
16764 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16765 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16766 (PARAM_INLINE_CALL_COST): Remove.
16767 (PARAM_EARLY_INLINING_INSNS): New.
16769 2009-05-15 Richard Guenther <rguenther@suse.de>
16771 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16772 not TODO_update_ssa.
16774 2009-05-15 Richard Guenther <rguenther@suse.de>
16776 PR tree-optimization/39999
16777 * gimple.h (gimple_expr_type): Use the expression type looking
16778 through useless conversions.
16779 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16780 (vn_nary_op_insert_stmt): Likewise.
16781 (simplify_binary_expression): Likewise.
16783 2009-05-15 Richard Guenther <rguenther@suse.de>
16785 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16786 New options, enabled by default.
16787 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16789 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16790 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16791 * tree-ssa-structalias.c (gate_tree_pta): New function.
16792 (pass_build_alias): Use it.
16794 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16797 recurse on an invariant address if a conversion from a pointer
16798 type to a wider integer type is involved.
16800 2009-05-15 Jan Hubicka <jh@suse.cz>
16802 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16803 * cgraph.h (struct inline_summary): New filed self_wize,
16804 size_inlining_benefit, self_time and time_inlining_benefit.
16805 (struct cgraph_global_info): Replace insns by time ans size fields.
16806 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16807 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16808 (ipcp_update_callgraph): Do not touch function bodies.
16809 * ipa-inline.c: Include except.h
16810 (MAX_TIME): New constant.
16811 (overall_insns): Remove
16812 (overall_size, max_benefit): New static variables.
16813 (cgraph_estimate_time_after_inlining): New function.
16814 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16815 (cgraph_clone_inlined_nodes): Update size.
16816 (cgraph_mark_inline_edge): Update size.
16817 (cgraph_estimate_growth): Use size info.
16818 (cgraph_check_inline_limits): Check size.
16819 (cgraph_default_inline_p): Likewise.
16820 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16821 (cgraph_decide_recursive_inlining): Check size.
16822 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16824 (cgraph_decide_inlining): Likewise.
16825 (cgraph_decide_inlining_incrementally): Likewise; honor
16826 PARAM_EARLY_INLINING_INSNS.
16827 (likely_eliminated_by_inlining_p): New predicate.
16828 (estimate_function_body_sizes): New function.
16829 (compute_inline_parameters): Use it.
16830 * except.c (must_not_throw_labels): New function.
16831 * except.h (must_not_throw_labels): Declare.
16832 * tree-inline.c (init_inline_once): Kill inlining_weigths
16833 * tree-ssa-structalias.c: Avoid uninitialized warning.
16834 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16835 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16836 (PARAM_INLINE_CALL_COST): Remove.
16837 (PARAM_EARLY_INLINING_INSNS): New.
16838 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16839 (inline-call-cost): Remove.
16840 (early-inlining-insns): New.
16842 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16844 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16846 (print_int_cst_bounds_in_octal_p): Likewise.
16847 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16849 * dwarf2out.c (base_type_die): Likewise.
16850 (is_subrange_type): Delete.
16851 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16852 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16853 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16854 if the destination type is boolean.
16855 (build_range_check): Do not special-case subtypes.
16856 (fold_sign_changed_comparison): Likewise.
16857 (fold_unary): Likewise.
16858 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16859 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16860 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16861 * tree.c (subrange_type_for_debug_p): New predicate based on the
16862 former is_subrange_type.
16863 * tree.h (subrange_type_for_debug_p): Declare.
16864 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16865 (convert_affine_scev): Remove call to above function.
16866 (chrec_convert_aggressive): Likewise.
16867 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16868 false for conversions involving subtypes.
16869 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16870 (vrp_val_min): Likewise.
16871 (needs_overflow_infinity): Likewise.
16872 (extract_range_from_unary_expr): Likewise.
16874 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16876 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16877 * config/frv/frv.c: Likewise.
16878 * config/s390/s390.c: Likewise.
16879 * config/sparc/sparc.h: Likewise.
16880 * config/i386/i386.h: Likewise.
16881 * config/i386/i386.c: Likewise.
16882 * config/crx/crx.c: Likewise.
16883 * config/m68hc11/m68hc11.h: Likewise.
16884 * config/iq2000/iq2000.c: Likewise.
16885 * config/mn10300/mn10300.h: Likewise.
16886 * config/mn10300/mn10300.c: Likewise.
16887 * config/m68k/m68k.c: Likewise.
16888 * config/rs6000/rs6000.c: Likewise.
16889 * config/rs6000/xcoff.h: Likewise.
16890 * config/rs6000/linux64.h: Likewise.
16891 * config/rs6000/sysv4.h: Likewise.
16892 * config/score/score3.c: Likewise.
16893 * config/score/score7.c: Likewise.
16894 * config/score/score.c: Likewise.
16895 * config/arm/arm.md: Likewise.
16896 * config/mips/mips.c: Likewise.
16897 * config/mips/mips.md: Likewise.
16898 * config/bfin/bfin.h: Likewise.
16899 * config/pa/pa.c: Likewise.
16900 * config/pa/constraints.md: Likewise.
16902 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16903 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16904 * config/pdp11/pdp11.h: Use memory_address_p instead.
16906 2009-05-14 Ian Lance Taylor <iant@google.com>
16908 * passes.c (finish_optimization_passes): Change i to int.
16909 * plugin.c (plugins_active_p): Change event to int.
16910 (dump_active_plugins): Likewise.
16911 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16913 * tree.c (tree_range_check_failed): Change c to unsigned int.
16914 (omp_clause_range_check_failed): Likewise.
16915 (build_common_builtin_nodes): Change mode to int. Add cast.
16916 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16917 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16919 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16920 ++ or -- with a variable of enum type.
16922 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16925 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16927 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16929 * store-motion.c: Do not include params.h
16930 * Makefile.in: Fix dependencies for various files.
16932 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16934 * auto-inc-dec.c: Fix pass description, remove apparent
16935 accidental duplication.
16937 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16939 PR middle-end/40147
16940 * ipa-utils.h (memory_identifier_string): Moved to ...
16941 * tree.h (memory_identifier_string): Here. Add GTY(()).
16943 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16945 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16946 in the former documentation of...
16947 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16948 * ira-conflicts.c (get_dup_num): Use address_operand.
16949 * targhooks.c (default_legitimate_address_p): New.
16950 * targhooks.h (default_legitimate_address_p): New.
16951 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16953 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16954 * target.h (struct target): Add legitimate_address_p.
16955 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16956 (TARGET_INITIALIZER): Include it.
16958 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16959 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16960 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16961 (TARGET_LEGITIMATE_ADDRESS_P): New.
16963 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16964 (REG_OK_STRICT_P): Delete.
16965 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16966 (frv_legitimate_address_p_1): ... this.
16967 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16968 (frv_legitimate_address_p_1): ... the renamed old
16969 frv_legitimate_address_p.
16970 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16971 (TARGET_LEGITIMATE_ADDRESS_P): New.
16973 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16974 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16975 * config/s390/s390.c (legitimate_address_p): Rename to...
16976 (s390_legitimate_address_p): ... this, make static.
16977 (legitimize_address): Adjust call.
16978 (TARGET_LEGITIMATE_ADDRESS_P): New.
16979 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16981 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16982 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16983 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16984 (TARGET_LEGITIMATE_ADDRESS_P): New.
16986 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16987 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16988 * config/spu/spu.c (spu_legitimate_address): Rename to...
16989 (spu_legitimate_address_p): ... this, make static.
16990 (TARGET_LEGITIMATE_ADDRESS_P): New.
16992 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16993 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16994 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16995 (sparc_legitimate_address_p): ... this, make static and return bool.
16996 (legitimize_address): Adjust call.
16997 (TARGET_LEGITIMATE_ADDRESS_P): New.
16999 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17000 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17001 * config/i386/i386.c (legitimate_address_p): Rename to...
17002 (ix86_legitimate_address_p): ... this, make static.
17003 (constant_address_p): Move after it, adjust call.
17004 (TARGET_LEGITIMATE_ADDRESS_P): New.
17006 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17007 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17008 * config/avr/avr.c (legitimate_address_p): Rename to...
17009 (avr_legitimate_address_p): ... this, make static.
17010 (legitimize_address): Adjust call.
17011 (TARGET_LEGITIMATE_ADDRESS_P): New.
17013 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17014 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17015 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17016 (TARGET_LEGITIMATE_ADDRESS_P): New.
17018 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17019 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17020 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17021 (TARGET_LEGITIMATE_ADDRESS_P): New.
17023 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17024 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17026 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17028 (TARGET_LEGITIMATE_ADDRESS_P): New.
17030 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17031 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17033 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17035 (m68hc11_legitimate_address_p): ... this, make static.
17036 (go_if_legitimate_address_internal): Rename to...
17037 (m68hc11_legitimate_address_p_1): ... this.
17038 (legitimize_address): Adjust call.
17039 (TARGET_LEGITIMATE_ADDRESS_P): New.
17041 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17042 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17043 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17044 (TARGET_LEGITIMATE_ADDRESS_P): New.
17046 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17047 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17048 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17049 (mn10300_legitimate_address_p): ... this, make static.
17050 (TARGET_LEGITIMATE_ADDRESS_P): New.
17052 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17053 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17054 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17055 (TARGET_LEGITIMATE_ADDRESS_P): New.
17057 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17058 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17059 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17060 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17061 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17062 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17063 (rs6000_legitimate_address_p): ... this, make static.
17064 (TARGET_LEGITIMATE_ADDRESS_P): New.
17065 (REG_MODE_OK_FOR_BASE_P): Delete.
17066 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17068 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17069 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17071 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17072 static, adjust types.
17073 (TARGET_LEGITIMATE_ADDRESS_P): New.
17075 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17076 * config/score/score.c (score_address_p): Rename to...
17077 (score_legitimate_address_p): ... this.
17078 (TARGET_LEGITIMATE_ADDRESS_P): New.
17079 * config/score/score3.c (score3_address_p): Rename to...
17080 (score3_legitimate_address_p): ... this.
17081 * config/score/score7.c (score7_address_p): Rename to...
17082 (score7_legitimate_address_p): ... this.
17084 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17085 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17086 GO_IF_LEGITIMATE_ADDRESS): Delete.
17087 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17088 thumb2_legitimate_address_p): Delete.
17089 (arm_legitimate_address_p): Rename to...
17090 (arm_legitimate_address_outer_p): ... this.
17091 * config/arm/constraints.md ("Uq"): Adjust call.
17092 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17093 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17095 (arm_legitimate_address_outer_p): ... this.
17096 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17098 (TARGET_LEGITIMATE_ADDRESS_P): New.
17100 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17101 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17102 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17103 (TARGET_LEGITIMATE_ADDRESS_P): New.
17105 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17106 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17107 * config/vax/vax.c (legitimate_address_p): Rename to...
17108 (vax_legitimate_address_p): ... this, make static.
17109 (TARGET_LEGITIMATE_ADDRESS_P): New.
17111 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17112 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17113 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17114 (TARGET_LEGITIMATE_ADDRESS_P): New.
17116 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17117 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17118 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17119 (mmix_legitimate_address_p): ... this, make static.
17120 (TARGET_LEGITIMATE_ADDRESS_P): New.
17122 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17123 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17124 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17125 (TARGET_LEGITIMATE_ADDRESS_P): New.
17127 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17129 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17130 of MODE_COMPLEX_INT.
17132 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17134 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17135 LCT_NORMAL in function call.
17136 * mips-tdump.c (print_file_desc): Add cast to enum type.
17137 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17138 (mark_stabs): Add casts to enum types.
17139 (parse_stabs_common): Add casts to enum types.
17141 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17143 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17144 Check for invalid values of LETTER.
17146 2009-05-13 Taras Glek <tglek@mozilla.com>
17148 * attribs.c (register_attribute): moved out attribute registration
17149 into register_attribute.
17150 * doc/plugins.texi: Documented register_attribute and
17152 * gcc-plugin.h: Added forward decl for register_attribute.
17153 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17154 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17155 PLUGIN_ATTRIBUTES boilerplate.
17157 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17159 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17160 values even in sentinel and empty entries.
17161 (ms_printf_flag_specs): Likewise.
17162 (ms_scanf_flag_specs): Likewise.
17163 (ms_strftime_flag_specs): Likewise.
17164 (ms_print_char_table): Likewise.
17165 (ms_scan_char_table): Likewise.
17166 (ms_time_char_table): Likewise.
17168 2009-05-13 Doug Kwan <dougkwan@google.com>
17170 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17172 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17174 * config/mips/mips.md (store): Add attributes for QI and HI.
17176 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17177 (truncdi<mode>2): ... this new pattern.
17179 2009-05-13 Brad Hards <bradh@kde.org>
17181 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17183 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17184 Ben Elliston <bje@au.ibm.com>
17186 PR middle-end/40035
17187 * dse.c (check_mem_read_rtx): Guard against width == -1.
17189 2009-05-13 Michael Matz <matz@suse.de>
17191 PR middle-end/39976
17192 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17193 (trivially_conflicts_p): New function.
17194 (insert_backedge_copies): Use it.
17196 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17198 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17199 (handle_stdc_pragma): Use new enum constant names.
17200 (handle_pragma_float_const_decimal64): Ditto.
17202 2009-05-13 Ian Lance Taylor <iant@google.com>
17204 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17207 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17209 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17210 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17212 * config/m68k/m68k.h (FL_UCLINUX): Define.
17214 2009-05-13 Jan Hubicka <jh@suse.cz>
17216 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17218 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17220 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17221 unless -fschedule-insns is specified.
17223 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17226 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17227 TARGET_EXPAND_CBRANCHDI4.
17228 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17229 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17230 (cmpeqdi): Fix comment.
17232 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17234 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17235 (sh_legitimate_address_p): Likewise.
17236 * config/sh/sh.c (sh_legitimate_index_p): New.
17237 (sh_legitimate_address_p): Likewise.
17238 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17239 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17240 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17241 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17242 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17243 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17244 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17245 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17246 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17248 2009-05-12 Jan Hubicka <jh@suse.cz>
17250 * tree-inline.c (estimate_operator_cost): Add operands;
17251 when division happens by constant, it is cheap.
17252 (estimate_num_insns): Loads and stores are not having cost of 0;
17253 EH magic stuff is cheap; when computing runtime cost of switch,
17254 use log2 base of amount of its cases; builtin_expect has cost of 0;
17255 compute cost for moving return value of call.
17256 (init_inline_once): Initialize time_based flags.
17257 * tree-inline.h (eni_weights_d): Add time_based flag.
17259 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17261 * df-core.c: Update head documentation.
17263 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17266 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17267 shadowing exisiting variable op1.
17269 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17272 * config/i386/driver-i386.c (processor_signatures): New enum.
17273 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17274 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17275 processor signature to detect geode processor.
17277 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17281 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17283 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17284 causes spurious differences between trunk and cond-optab branch.
17286 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17288 * dojump.c (compare_from_rtx): Delete.
17289 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17290 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17291 if the comparison does not satisfy the predicate; test predicates for
17292 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17293 further if one existing pattern fails.
17294 * expr.h (compare_from_rtx): Delete.
17295 (prepare_operand): Declare it.
17296 * optabs.c: Change "lib call" to "libcall" throughout.
17297 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17298 HAVE_conditional_trap, emit_cmp_insn): Delete.
17299 (can_compare_p): Delete cmp_optab case.
17300 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17301 Accept other parameters by value.
17302 (prepare_operand): Make non-static.
17303 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17304 other parameters by value. Try to widen operands here based on
17305 an optab_methods argument and looking at cbranch_optab.
17306 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17307 loop. Use cbranch_optab directly.
17308 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17309 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17311 (emit_conditional_move, emit_conditional_add): Inline what's needed
17312 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17313 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17314 with COMPARE. Move cmov_optab and cstore_optab above
17315 with cbranch_optab, move cmp_optab down with ucmp_optab,
17316 remove tst_otpab. Do not initialize trap_rtx.
17317 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17318 for trap code. Do not check HAVE_conditional_trap. Use
17319 prepare_cmp_insn. Accept no predicate for operand 3.
17320 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17321 (OTI_ctrap, ctrap_optab): New.
17322 (tst_optab): Delete.
17323 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17324 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17325 with lookup of ctrap_optab.
17326 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17328 (ctrap_optab): New.
17330 * combine.c (combine_simplify_rtx, simplify_set): Do not
17331 special case comparing against zero for cc0 machines.
17332 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17333 COMPARE on cc0 machines.
17334 (simplify_relational_operation): Return a new expression when
17335 a COMPARE could be removed.
17336 * final.c (final_scan_insn): Compare cc_status values
17337 against LHS of a (compare FOO (const_int 0)) cc0 source.
17338 Also check if cc_status.value is the full compare.
17340 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17341 (cstoreMM4): Document.
17342 (conditional_trap): Document ctrapMM4 instead.
17343 (sync_compare_and_swapMM): Refer to cbranchcc4.
17344 (Dependent Patterns): Eliminate obsolete information referring to
17345 the old jump optimization phase.
17346 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17347 of compares with 0 on cc0 machines.
17348 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17349 avoiding references to cc0. Remove text about storing operands
17351 * doc/tm.texi (Condition Codes): Include blurb on different
17352 condition code representations, separate into subsections for
17353 CC0, MODE_CC and conditional execution.
17355 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17356 alpha_emit_setcc): Accept operands and a machine mode.
17357 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17358 Get code/op0/op1 from operands, use machine mode argument
17359 instead of alpha_compare.fp_p. Emit the branch here.
17360 (alpha_emit_setcc): Likewise, and return boolean.
17361 (alpha_emit_conditional_move): Likewise. Assert that
17362 cmp_op_mode == cmp_mode, and simplify accordingly.
17363 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17364 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17365 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17367 (stack probe test): Use cbranchdi4.
17368 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17370 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17371 * config/arc/arc.h (movsicc, movsfcc): Use it.
17372 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17373 (cbranchsi4, cstoresi4): New.
17374 (cmpsi, bCC and sCC expanders): Remove.
17376 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17377 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17378 * config/arm/predicates.md (arm_comparison_operator): Only include
17379 floating-point operators if there is a hardware floating-point unit.
17380 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17381 deferring to cbranch_cc and cstore_cc respectively.
17382 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17383 cbranch_cc, cstore_cc): New.
17384 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17386 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17388 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17389 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17391 (adjust_insn_length): Adjust calls.
17392 (avr_reorg): Handle (compare (foo) (const_int 0)).
17393 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17394 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17395 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17396 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17398 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17399 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17401 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17402 (cbranchsi4, cstorebi4, cstoresi4): New.
17403 (movbisi): This insn is duplicate, split it to zero_extend.
17404 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17405 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17406 (bfin_optimize_loop): Use cbranch expander.
17407 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17408 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17409 (bfin_bimode_comparison_operator): ... this.
17410 (bfin_direct_comparison_operator): New.
17412 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17413 inside (compare FOO (const_int 0)).
17414 (cris_rtx_costs): Handle ZERO_EXTRACT.
17415 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17416 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17417 (*tstdi_v32): Delete.
17418 (*cmpdi_non_v32): Add M alternative for operand 1.
17419 (cmpsi, cmp<mode>): Make private.
17420 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17422 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17424 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17425 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17426 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17427 (cc_reg_operand): New.
17428 (any_cond): Delete.
17429 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17430 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17431 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17432 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17433 crx_expand_scond): Delete.
17435 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17437 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17438 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17440 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17441 cstoresi4, cstoresf4, cstoredf4): New.
17442 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17443 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17444 Receive the entire operands array.
17445 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17446 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17447 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17448 Get test/op0/op1 from the operands array.
17449 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17451 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17452 (h8300_expand_store): New.
17453 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17455 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17456 (h8300_expand_store): New.
17457 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17458 or do not try to produce (set (cc0) REG).
17459 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17460 change a compare into a move to a scratch register. Disable some
17461 peepholes when comparing with zero.
17462 (tstsi, tsthi, tstsi, cmpqi): Make private.
17464 (bCC, sCC): Delete.
17465 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17468 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17469 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17470 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17471 (ix86_emit_i387_log1p): Use cbranchxf2.
17472 (ix86_expand_setcc): Return void.
17473 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17474 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17475 cmp<MODEF>, cmpcc): Remove.
17476 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17477 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17478 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17479 (sCC and bCC expanders): Remove.
17480 (stack_protect_test): Use cbranchcc4.
17482 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17484 (ia64_expand_compare): Accept three rtx by reference and return void.
17485 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17486 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17487 from *expr. Update *expr with the BImode comparison to do.
17488 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17489 cmptf, bCC, sCC, conditional_trap): Delete.
17490 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17491 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17492 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17493 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17494 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17496 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17497 type of last argument.
17498 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17499 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17500 use machine mode argument instead of branch_type. Remove dead
17501 code for floating-point comparisons.
17502 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17503 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17505 (cbranchsi4, cstoresi4): New.
17506 * config/iq2000/predicates.md (reg_or_const_operand): New.
17508 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17509 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17510 (b<code>_op): Rewrite to...
17511 (bcc_op): ... this, using match_operator.
17512 (s<code>_op): Rewrite to...
17513 (scc_op): ... this, using match_operator.
17514 (s<code>_24_op): Rewrite to...
17515 (scc_op_24): ... this, using match_operator.
17516 (s<code>_<mode>): Rewrite to...
17517 (cstore<mode>4): ... this, using match_operator.
17518 (s<code>_<mode>_24): Rewrite to...
17519 (cstore<mode>4_24): ... this, using match_operator.
17520 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17521 m32c_unpend_compare, m32c_expand_scc): Delete.
17522 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17523 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17524 (m32c_expand_movcc): Change NE to EQ if necessary.
17525 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17527 * config/m32r/m32r-protos.h (gen_cond_store): New.
17528 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17529 (gen_cond_store): New, from sCC patterns.
17530 (m32r_expand_block_move): Use cbranchsi4.
17531 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17532 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17533 (cbranchsi4, cstoresi4): New.
17535 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17537 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17538 (m68hc11_notice_update_cc): Look into a compare with 0.
17539 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17541 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17542 cmphi, cmpqi, bCC): Delete.
17543 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17544 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17545 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17548 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17549 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17550 * config/m68k/constraints.md (H): New.
17551 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17552 the define_insn below.
17553 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17554 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17555 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17556 patterns): Wrap RHS with COMPARE.
17557 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17558 (*cmpdi_internal): Name this pattern.
17559 (cmpdi): Change to define_insn.
17560 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17561 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17562 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17564 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17565 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17566 (conditional_trap): Change to...
17567 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17568 (*conditional_trap): Use the ordered_comparison_operator and
17569 const1_operand predicates.
17570 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17571 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17572 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17573 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17575 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17576 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17577 (mcore_gen_compare): New.
17578 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17579 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17580 (mcore_gen_compare): ... this.
17581 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17582 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17583 (stack probe pattern): Use cbranchsi4.
17585 * config/mips/predicates.md (mips_cstore_operator): New.
17586 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17587 * config/mips/mips.md (any_cond): Delete.
17588 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17590 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17591 fixuns_truncsfdi2): Use cbranch patterns.
17592 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17593 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17594 Adjust call to mips_expand_conditional_branch.
17595 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17597 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17598 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17599 * config/mips/mips.c (cmp_operands): Delete.
17600 (mips_emit_compare): Get comparison operands from *op0/*op1.
17601 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17602 that it succeeds. Use op0/op1 instead of cmp_operands.
17603 (mips_expand_conditional_branch, mips_expand_conditional_move,
17604 mips_expand_conditional_trap): Likewise.
17605 (mips_block_move_loop): Use cbranch patterns.
17606 * config/mips/mips.h (cmp_operands): Delete.
17608 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17609 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17610 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17611 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17612 (*cmpcc_folded): Rename to...
17613 (*cmpdi_folded): this.
17614 (*cmpcc): Rename to...
17616 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17619 (cbranchdf4): New. Handle invalid comparisons here.
17620 * config/mmix/predicates.md (float_comparison_operator): New.
17622 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17623 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17624 * config/mn10300/mn10300.md (tst): Delete.
17625 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17626 Name these patterns and wrap RHS in a compare.
17627 (*cmpsi): Make this pattern private. Include tst.
17628 (*cmpsf): Make this pattern private.
17629 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17630 (compare with zero peepholes): Likewise.
17632 (cbranchsi4, cbranchsf4): New.
17633 (casesi): Use cbranchsi4.
17635 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17636 hppa_branch_type): Delete.
17637 (return_addr_rtx): Use cbranchsi4.
17638 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17639 Emit CCFPmode comparison here.
17640 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17641 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17642 hppa_branch_type): Delete.
17643 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17644 (movsicc, movdicc): Remove references to hppa_compare_op0,
17645 hppa_compare_op1 and compare_from_rtx.
17646 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17647 (casesi): Use cbranchsi4.
17649 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17650 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17651 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17652 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17653 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17655 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17656 (*branch, *branch_inverted): New.
17658 * config/picochip/picochip.md (cbranchhi4): Use
17659 ordered_comparison_operator.
17660 (cmphi, bCC): Remove.
17662 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17663 (trap_comparison_operator): Delete.
17664 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17665 rs6000_emit_cbranch): Accept mode and operands.
17666 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17667 rs6000_compare_fp_p): Delete.
17668 (rs6000_generate_compare): Accept mode and comparison. Extract code
17669 and op0/op1 from there. Replace references to rs6000_compare_op0
17670 and rs6000_compare_op1.
17671 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17672 extract result from passed operands.
17673 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17674 extract loc from passed operands.
17675 (rs6000_emit_cmove): Likewise.
17676 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17677 rs6000_compare_fp_p): Delete.
17678 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17679 (cbranch<GPR>4, cbranch<FP>4): New.
17680 (cstore<mode>4): New. Consolidate here all choices about when to use
17681 portable or specialized sCC sequences.
17682 (stack_protect_test): Use cbranchsi4.
17683 (conditional_trap): Replace with ctrap<GPR>4.
17684 (conditional trap insn): Replace trap_comparison_operator with
17685 ordered_comparison_operator.
17687 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17688 (s390_emit_prologue): Use ctrap.
17689 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17690 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17691 New predicates replacing...
17692 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17693 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17694 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17695 (add<mode>cc): Do not use s390_compare_op0/op1.
17696 (s<code>): Change to...
17697 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17698 (seq): Change to...
17699 (cstorecc4): ... this. Handle EQ or NE equally.
17700 (*sne): Un-privatize for use in cstorecc4.
17701 (b<code>): Change to...
17702 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17703 (conditional_trap): Replace with...
17704 (ctrap<GPR>4, ctrap<FP>4): ... these.
17705 (stack_protect): Use cbranchcc4.
17707 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17708 * config/score/score-protos.h (score_gen_cmp): Delete.
17709 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17710 (score_block_move-loop): Use cbranchsi4.
17711 * config/score/score.md (cbranchsi4): New.
17712 (cmpsi, bCC): Delete.
17713 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17714 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17715 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17716 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17717 * config/score/score3.h (score3_gen_cmp): Delete.
17718 * config/score/score7.h (score7_gen_cmp): Delete.
17720 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17721 (sh_emit_scc_to_t): ... this. Return void.
17722 (from_compare): Rename to...
17723 (sh_emit_compare_and_branch): ... this.
17724 (sh_emit_compare_and_set): New.
17725 (sh_expand_t_scc): Accept operands.
17726 * config/sh/predicates.md (sh_float_comparison_operator): New.
17727 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17728 (prepare_scc_operands): Rename to...
17729 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17731 (sh_emit_cheap_store_flag): New.
17732 (sh_emit_set_t_insn): New.
17733 (from_compare): Rename to...
17734 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17735 handling of TARGET_SH2E floating point to avoid recursive call.
17736 Generate branch here.
17737 (sh_emit_compare_and_set): New.
17738 (sh_expand_t_scc): Get op0/op1 from arguments.
17739 (sh_emit_cheap_store_flag): New.
17740 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17742 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17743 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17744 (movsicc, movdicc): Do nothing when it recreated operands from
17745 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17746 prepare_scc_operands (now sh_emit_scc_to_t).
17747 (udivdi3): Use cstoresi4.
17748 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17749 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17750 (cbranchint4_media, cbranchfp4_media): New.
17751 (casesi): Use cbranchdi4.
17752 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17754 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17755 (movnegt): Remove second operand.
17756 (cbranchsf4, cbranchdf4): New.
17757 (stack_protect): Use cbranchdi4/cbranchsi4.
17759 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17760 (gen_compare_reg): Accept comparison, extract part of it to...
17761 (gen_compare_reg_1): ... this.
17762 (gen_compare_operator): Delete.
17763 (gen_v9_scc): Accept separate destination, comparison code and arms.
17764 Do not use sparc_compare_op0/sparc_compare_op1.
17765 (emit_scc_insn, emit_conditional_branch_insn): New.
17766 (emit_v9_brxx): Make static. Remove useless assertion.
17767 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17769 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17770 * config/sparc/sparc-protos.h (gen_compare_reg,
17771 sparc_emit_float_lib_cmp): Adjust prototype.
17772 (emit_scc_insn, emit_conditional_branch_insn): New.
17773 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17774 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17775 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17776 iterators to the top.
17777 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17778 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17779 snedi_special_trunc): Delete.
17780 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17781 and snedi_special_trunc.
17782 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17783 cbranchdi4, cbranch<F:mode>4): New.
17784 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17785 here. Use gen_compare_reg instead of gen_compare_operator.
17786 (conditional_trap): Replace with...
17787 (ctrapsi4, ctrapdi4): ... this.
17788 (stack_protect_test): Use cbranchcc4.
17790 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17792 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17793 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17794 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17795 from operands[0] or operands[3] depending on is_set.
17796 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17797 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17798 cmpdf, bCC), sCC: Remove.
17799 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17800 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17802 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17803 spu_emit_branch_or_set.
17805 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17807 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17808 xstormy16_compare_op1): Delete.
17809 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17810 xstormy16_compare_op1): Delete.
17811 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17813 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17814 (cmphi, cmpsi, bCC): Remove.
17816 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17817 (*cmpsi): ... this one.
17818 (cbranchsi4, cstoresi4): New.
17819 (bCC expanders): Delete.
17820 (sCC insns): Fold into...
17821 (*setcc): ... this one.
17822 (casesi): Do not use gen_cmpsi and gen_bgtu.
17823 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17824 (movsicc): Simplify.
17825 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17827 * config/vax/vax-protos.h (cond_name): New.
17828 (vax_output_conditional_branch): Remove.
17829 * config/vax/vax.c (cond_name): New.
17830 (vax_output_conditional_branch): Remove.
17831 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17832 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17833 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17834 (bit<VAXint>): Wrap source with (compare).
17835 (b<code> and following unnamed pattern): Rename to *branch and
17836 *branch_reversed. Change macroization to match_operator.
17837 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17839 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17840 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17841 Change last argument to machine_mode.
17842 (xtensa_expand_scc): Add machine_mode argument.
17843 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17844 (gen_conditional_move, xtensa_expand_conditional_branch,
17845 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17846 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17847 Adjust operand numbers.
17848 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17850 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17851 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17852 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17854 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17856 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17857 causes spurious differences between trunk and cond-optab branch.
17859 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17862 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17864 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17866 * tree.c (iterative_hash_pointer): Delete.
17867 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17868 Hash UIDs and versions of SSA names. Don't special-case built-in
17869 function declarations.
17871 2009-05-11 Ian Lance Taylor <iant@google.com>
17874 * graphite.c: Force -Wc++-compat to only be a warning before
17875 #including "cloog/cloog.h".
17877 2009-05-11 Martin Jambor <mjambor@suse.cz>
17879 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17881 2009-05-11 Jan Hubicka <jh@suse.cz>
17883 * tree-ssa-loop-ivcanon.c: Include target.h
17884 (struct loop_size): new structure.
17885 (constant_after_peeling): New predicate.
17886 (tree_estimate_loop_size): New function.
17887 (estimated_unrolled_size): Rewrite for new estimates.
17888 (try_unroll_loop_completely): Use new estimates.
17889 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17891 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17893 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17894 libcpp interface change.
17895 (spu_macro_to_expand): Likewise.
17897 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17899 PR tree-optimization/40026
17900 * gimplify.c (gimplify_init_constructor): Change initial conditional
17901 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17902 optimize_compound_literals_in_ctor.
17904 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17906 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17908 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17910 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17912 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17913 HOST_WIDE_INT for gap.
17915 2009-05-11 Ira Rosen <irar@il.ibm.com>
17917 PR tree-optimization/40074
17918 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17919 account in group size and step comparison.
17921 2009-05-11 Richard Guenther <rguenther@suse.de>
17923 * passes.c (init_optimization_passes): Strip now incorrect comment.
17924 (execute_function_todo): Do not set PROP_alias.
17925 * tree-pass.h (PROP_alias): Remove.
17926 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17927 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17928 * tree-nrv.c (pass_return_slot): Likewise.
17929 * tree-object-size.c (pass_object_sizes): Likewise.
17930 * tree-ssa-dom.c (pass_dominator): Likewise.
17931 (pass_phi_only_cprop): Likewise.
17932 * tree-ssa-dse.c (pass_dse): Likewise.
17933 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17934 (pass_cselim): Likewise.
17935 * tree-ssa-pre.c (pass_pre): Likewise.
17936 (pass_fre): Likewise.
17937 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17938 * tree-ssa-sink.c (pass_sink_code): Likewise.
17939 * tree-stdarg.c (pass_stdarg): Likewise.
17940 * tree-tailcall.c (pass_tail_calls): Likewise.
17941 * tree-vrp.c (pass_vrp): Likewise.
17943 2009-05-10 Ian Lance Taylor <iant@google.com>
17945 * basic-block.h (enum profile_status): Break out of struct
17946 control_flow_graph.
17947 * cgraph.h (struct inline_summary): Break out of struct
17949 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17950 of struct cgraph_order_sort.
17951 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17952 * cse.c (struct branch_path): Break out of struct
17953 cse_basic_block_data.
17954 * except.h (enum eh_region_type): Break out of struct eh_region.
17955 * gcc.c (enum add_del): Break out of struct modify_target.
17956 * genrecog.c (enum decision_type): Break out of struct decision_test.
17957 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17959 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17960 * regmove.c (enum match_use): New enum, broken out of struct match.
17961 * sched-int.h (enum post_call_group): New enum, broken out of
17963 (struct deps_reg): Break out of struct deps.
17964 * target.h (struct asm_int_op): Break out of struct gcc_target.
17965 * tree-eh.c (struct goto_queue_node): Break out of struct
17967 * tree-inline.h (enum copy_body_cge_which): Break out of
17969 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17971 * c-decl.c (in_struct, struct_types): New static variables.
17972 (pushtag): Add loc parameter. Change all callers.
17973 (lookup_tag): Add ploc parameter. Change all callers.
17974 (check_compound_literal_type): New function.
17975 (parser_xref_tag): Add loc parameter. Change all callers. If
17976 -Wc++-compat, warn about struct/union/enum types defined within a
17978 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17979 and loc parameters. Change all callers. Change error calls to
17980 error_at, using loc. For a redefinition, if the location of the
17981 original definition is known, report it. Set in_struct and
17982 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17983 (finish_struct): Add new parameters enclosing_in_struct and
17984 enclosing_struct_types. Change all callers. Set
17985 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17986 in the struct. If in a struct, add this struct to struct_types.
17987 (start_enum): Add loc parameter. Change all callers. Use
17988 error_at for errors, using loc. For a redefinition, if the
17989 location of the original definition is known, report it. If in a
17990 struct, add this enum type to struct_types. If -Wc++-compat warn
17991 if in sizeof, typeof, or alignof.
17992 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17993 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17994 (c_parser_enum_specifier): Get enum location for start_enum.
17995 (c_parser_struct_or_union_specifier): Get struct location for
17996 start_struct. Save in_struct and struct_types status between
17997 start_struct and finish_struct.
17998 (c_parser_cast_expression): Get location of cast.
17999 (c_parser_alignof_expression): Get location of type.
18000 (c_parser_postfix_expression): Likewise.
18001 (c_parser_postfix_expression_after_paren_type): Add type_loc
18002 parameter. Change all callers. Call check_compound_literal_type.
18003 Use type_loc for error about variable size type.
18004 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18005 of an enum constant from an enum type defined in a struct or union.
18006 (c_cast_expr): Add loc parameter. Change all callers. If
18007 -Wc++-compat, warn about defining a type in a cast.
18008 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18009 (start_enum, start_struct, finish_struct): Update declarations.
18010 (parser_xref_tag, c_cast_expr): Update declarations.
18011 (check_compound_literal_type): Declare.
18013 2009-05-11 Ben Elliston <bje@au.ibm.com>
18015 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18016 for recent libcpp interface change.
18017 (rs6000_macro_to_expand): Likewise.
18019 2009-05-10 Michael Matz <matz@suse.de>
18022 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18023 not at entry of function.
18025 2009-05-10 Richard Guenther <rguenther@suse.de>
18027 PR tree-optimization/40081
18029 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18030 using the main variant of the element type. Do not fiddle with
18031 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18033 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18034 structs with volatile fields.
18036 2009-05-10 Jan Hubicka <jh@suse.cz>
18038 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18039 (estimate_move_cost): Assert that it does not get called for
18041 (estimate_num_insns): Skip VOID types in argument handling.
18042 (optimize_inline_calls): Delete unreachable blocks and verify that
18043 callgraph is valid.
18045 2009-05-10 Jan Hubicka <jh@suse.cz>
18047 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18048 * cgraph.c (cgraph_mark_address_taken_node): New function.
18049 (dump_cgraph_node): Dump new flag.
18050 * cgraph.h (struct cgraph_node): Add address_taken.
18051 (cgraph_mark_address_taken_node): New function.
18052 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18053 since new direct calls can be born.
18055 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18057 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18058 tok->val.node.node.
18060 2009-05-10 Jan Hubicka <jh@suse.cz>
18062 PR middle-end/40084
18063 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18065 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18066 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18067 * tree-inline.c (copy_bb): Set frequency correctly.
18068 (fold_marked_statements): Update call to
18069 cgraph_update_edges_for_call_stmt.
18071 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18073 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18074 identifiers in diagnostics.
18075 * config/arm/arm.c (arm_handle_fndecl_attribute,
18076 arm_handle_isr_attribute): Likewise.
18077 * config/avr/avr.c (avr_handle_progmem_attribute,
18078 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18079 * config/bfin/bfin.c (handle_int_attribute,
18080 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18081 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18082 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18084 * config/darwin.c (darwin_handle_kext_attribute,
18085 darwin_handle_weak_import_attribute): Likewise.
18086 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18087 h8300_handle_eightbit_data_attribute,
18088 h8300_handle_tiny_data_attribute): Likewise.
18089 * config/i386/i386.c (ix86_handle_cconv_attribute,
18090 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18091 * config/i386/winnt.c (ix86_handle_shared_attribute,
18092 ix86_handle_selectany_attribute): Likewise.
18093 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18094 * config/m32c/m32c.c (function_vector_handler): Likewise.
18095 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18096 m68hc11_handle_fntype_attribute): Likewise.
18097 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18098 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18099 * config/mips/mips.c (mips_insert_attributes,
18100 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18101 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18102 rs6000_handle_struct_attribute): Likewise.
18103 * config/sh/sh.c (sh_insert_attributes,
18104 sh_handle_resbank_handler_attribute,
18105 sh_handle_interrupt_handler_attribute,
18106 sh2a_handle_function_vector_handler_attribute,
18107 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18109 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18110 * config/spu/spu.c (spu_handle_fndecl_attribute,
18111 spu_handle_vector_attribute): Likewise.
18112 * config/stormy16/stormy16.c
18113 (xstormy16_handle_interrupt_attribute): Likewise.
18114 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18115 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18117 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18119 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18120 (pp_translate_identifiers): New.
18121 (pp_identifier): Only conditionally translate identifier to locale
18123 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18124 (pp_base_tree_identifier): Only conditionally translate identifier
18125 to locale character set.
18126 * c-pretty-print.c (M_): Define.
18127 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18128 fragments for conditional translation with M_.
18129 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18130 identifier translation.
18132 2009-05-10 Richard Guenther <rguenther@suse.de>
18134 PR tree-optimization/40081
18135 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18136 using the main variant of the element type. Do not fiddle with
18137 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18139 2009-05-09 Jan Hubicka <jh@suse.cz>
18141 PR middle-end/40080
18142 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18143 indirect calls; verify cgraph afterwards.
18145 2009-05-09 Jan Hubicka <jh@suse.cz>
18148 * ipa.c (update_inlined_to_pointer): New function.
18149 (cgraph_remove_unreachable_nodes): Use it.
18151 2009-05-09 Jan Hubicka <jh@suse.cz>
18153 * tree-eh.c (struct leh_state): Remove prev_try.
18154 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18155 not track prev_try.
18156 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18157 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18158 remove_eh_handler_and_replace, foreach_reachable_handler,
18159 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18160 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18161 (gen_eh_region_cleanup): Update prototype.
18163 2009-05-09 Jan Hubicka <jh@suse.cz>
18165 PR middle-end/40043
18166 * except.c (copy_eh_region): Always set prev_try.
18167 (redirect_eh_edge_to_label): Find outer try.
18168 (foreach_reachable_handler): When looking for prev try
18169 handle case where previous try is not going to be taken.
18171 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18173 PR tree-optimization/40049
18174 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18175 only vector/vector shifts, convert the type of the constant to the
18176 appropriate type to avoid building incorrect trees, which
18177 eventually have problems with garbage collection.
18179 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18181 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18182 -1 for complex floating-point types if honoring signed zeros.
18184 2009-05-08 Jan Hubicka <jh@suse.cz>
18186 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18187 argument; handle correctly when profile is absent.
18188 (build_cgraph_edges): Update.
18189 (rebuild_cgraph_edges): Update.
18190 * cgraph.c: Do not include varray.h.
18191 (cgraph_set_call_stmt_including_clones): New function.
18192 (cgraph_create_edge_including_clones): Likewise
18193 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18194 (cgraph_update_edges_for_call_stmt): Handle clones.
18195 (cgraph_remove_node): Handle clone tree.
18196 (cgraph_remove_node_and_inline_clones): New function.
18197 (dump_cgraph_node): Dump clone tree.
18198 (cgraph_clone_node): Handle clone tree.
18199 (clone_function_name): Bring here from tree-inline.c.
18200 (cgraph_create_virtual_clone): New function.
18201 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18202 (cgraph_clone_info): New function.
18203 (strut cgraph_node): Add clone_info and new clone tree pointers.
18204 (cgraph_remove_node_and_inline_clones,
18205 cgraph_set_call_stmt_including_clones,
18206 cgraph_create_edge_including_clones,
18207 cgraph_create_virtual_clone): Declare.
18208 (cgraph_function_versioning): Use VEC argument.
18209 (compute_call_stmt_bb_frequency): Update prototype.
18210 (cgraph_materialize_all_clones): New function.
18211 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18212 (ipcp_create_replace_map): Update to VECtors.
18213 (ipcp_update_callgraph): Use virtual clones.
18214 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18215 (ipcp_update_profiling): Do not update local profiling.
18216 (ipcp_insert_stage): Use VECtors and virtual clones.
18217 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18218 (clone_of_p): New function.
18219 (cgraph_preserve_function_body_p): Use clone tree.
18220 (cgraph_optimize): Materialize clones.
18221 (cgraph_function_versioning): Update for VECtors.
18222 (save_inline_function_body): Use clone tree.
18223 (cgraph_materialize_clone): New function.
18224 (cgraph_materialize_all_clones): Likewise.
18225 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18226 * ipa.c: Include gimple.h.
18227 (cgraph_remove_unreachable_nodes): Use clone tree.
18228 * ipa-prop.c (ipa_note_param_call): Update call to
18229 compute_call_stmt_bb_frequencycall.
18230 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18231 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18232 (copy_bb): Handle updating of clone tree; add new edge when new call
18234 (expand_call_inline): Be strict about every call having edge.
18235 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18236 (delete_unreachable_blocks_update_callgraph): New function.
18237 (tree_function_versioning): Use VECtors; always remove unreachable
18238 blocks and fold conditionals.
18239 * tree-inline.h: Do not include varray.h.
18240 (tree_function_versioning): Remove.
18241 * Makefile.in (GTFILES): Remove tree-inline.c
18242 * passes.c (do_per_function): Do only functions having body.
18243 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18246 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18247 Andrew Morrow <acm@google.com>
18250 * c-common.c (c_common_attribute_table): Permit deprecated
18251 attribute to take an optional argument.
18252 (handle_deprecated_attribute): If the optional argument to
18253 __attribute__((deprecated)) is not a string ignore the attribute
18254 and emit a warning.
18256 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18257 * c-typeck.c (build_component_ref): Likewise.
18258 (build_external_ref): Likewise.
18260 * toplev.c (warn_deprecated_use): Add an attribute argument.
18261 Emit the message associated with __attribute__((deprecated)).
18263 * toplev.h (warn_deprecated_use): Updated.
18265 * doc/extend.texi: Document new optional parameter to
18266 __attribute__((deprecated))
18268 2009-05-08 Michael Eager <eager@eagercon.com>
18270 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18271 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18273 2009-05-08 Richard Guenther <rguenther@suse.de>
18275 PR tree-optimization/40062
18276 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18277 Avoid exponential behavior.
18279 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18281 PR rtl-optimization/33928
18283 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18284 process_uses, build_single_def_use_links): New.
18285 (update_df): Update use_def_ref.
18286 (forward_propagate_into): Use get_def_for_use instead of use-def
18288 (fwprop_init): Call build_single_def_use_links and let it initialize
18290 (fwprop_done): Free use_def_ref.
18291 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18292 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18293 df_rd_simulate_one_insn): New.
18294 (df_rd_bb_local_compute_process_def): Update head comment.
18295 (df_chain_create_bb): Use the new RD simulation functions.
18296 * df.h (df_rd_simulate_artificial_defs_at_top,
18297 df_rd_simulate_one_insn): New.
18298 * opts.c (decode_options): Enable fwprop at -O1.
18299 * doc/invoke.texi (-fforward-propagate): Document this.
18301 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18304 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18305 and one complex operand specially.
18306 * tree-complex.c (some_nonzerop): Do not identify a real value as
18307 zero if flag_signed_zeros.
18309 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18311 PR rtl-optimization/33928
18312 * loop-invariant.c (record_use): Fix && vs. || mishap.
18314 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18316 PR rtl-optimization/33928
18317 * loop-invariant.c (struct use): Add addr_use_p.
18318 (struct def): Add n_addr_uses.
18319 (struct invariant): Add cheap_address.
18320 (create_new_invariant): Set cheap_address.
18321 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18322 (record_uses): Pass df_ref to record_use.
18323 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18326 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18328 * config/sh/sh.c: Do not include c-pragma.h.
18330 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18332 * config/spu/spu.c: Remove include of c-common.h.
18334 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18337 * c-common.h (mark_valid_location_for_stdc_pragma,
18338 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18339 clear_float_const_decimal64, float_const_decimal64_p): New.
18340 * c.opt (Wunsuffixed-float-constants): New.
18341 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18342 unsuffixed float constant, handle new warning.
18343 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18344 * c-decl.c (c_scope): New flag float_const_decimal64.
18345 (set_float_const_decimal64, clear_float_const_decimal64,
18346 float_const_decimal64_p): New.
18347 (push_scope): Set new flag.
18348 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18349 to use STDC pragmas.
18350 (c_parser_external_declaration): Ditto.
18351 (c_parser_compound_statement_nostart): Ditto.
18352 * c-pragma.c (valid_location_for_stdc_pragma,
18353 mark_valid_location_for_stdc_pragma,
18354 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18355 handle_pragma_float_const_decimal64): New.
18356 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18357 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18358 set_float_const_decimal64, clear_float_const_decimal64,
18359 float_const_decimal64_p): New dummy functions.
18360 * doc/extend.texi (Decimal Float): Remove statement that the
18361 pragma, and suffix for double constants, are not supported.
18362 * doc/invoke.texi (Warning Options): List new option.
18363 (-Wunsuffixed-float-constants): New.
18365 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18367 * config/i386/i386.c: Do not include c-common.h.
18369 2009-05-07 Mark Heffernan <meheff@google.com>
18371 * doc/invoke.texi (Debugging Options): Document change of debugging
18373 * opts.c (decode_options): Make dump_base_name relative to
18374 aux_base_name directory.
18376 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18378 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18379 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18381 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18383 * Makefile.in (install-plugin): Simplify a bit.
18385 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18387 * Makefile.in (OBJS-common): Add regcprop.o.
18389 * timevar.def (TV_CPROP_REGISTERS): New.
18390 * regrename.c (regrename_optimize): Return 0.
18391 (rest_of_handle_regrename): Delete.
18392 (pass_rename_registers): Point to regrename_optimize.
18393 (struct value_data_entry, struct value_data,
18394 kill_value_one_regno, kill_value_regno, kill_value,
18395 set_value_regno, init_value_data, kill_clobbered_value,
18396 kill_set_value, kill_autoinc_value, copy_value,
18397 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18398 replace_oldest_value_reg, replace_oldest_value_addr,
18399 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18400 debug_value_data, validate_value_data): Move...
18401 * regcprop.c: ... here.
18402 (rest_of_handle_cprop): Delete.
18403 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18405 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18407 PR middle-end/40057
18408 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18409 GEN_INT for 1 << bitnum.
18410 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18411 build_int_cst_type.
18413 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18415 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18416 Remove wrong description of "nand" operation.
18418 2009-05-06 Richard Guenther <rguenther@suse.de>
18419 Adam Nemet <anemet@caviumnetworks.com>
18421 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18422 comment. Add that if LHS is not a gimple register, then RHS1 has
18423 to be a single object (GIMPLE_SINGLE_RHS).
18425 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18427 * expr.c (get_def_for_expr): Move it up in the file.
18428 (store_field): When expanding a bit-field store, look at the
18429 defining gimple stmt for the masking conversion.
18431 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18433 PR middle-end/39986
18434 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18435 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18436 32-bit memcpy into long.
18438 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18440 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18441 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18443 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18444 instead of appending DW_OP_deref*.
18446 2009-05-06 Michael Matz <matz@suse.de>
18448 PR middle-end/40021
18449 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18450 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18452 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18454 * Makefile.in (install-plugin): Fix srcdir handling.
18456 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18458 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18459 when processing for not_regs_needed bitmap.
18460 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18461 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18462 handling it for rhs.
18464 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18466 * config/i386/i386.md (unnamed inc/dec peephole): Use
18467 optimize_insn_for_size_p instead of optimize_size.
18468 * config/i386/predicates.md (incdec_operand): Likewise.
18469 (aligned_operand): Likewise.
18470 * config/i386/sse.md (divv8sf3): Likewise.
18471 (sqrtv8sf2): Likewise.
18473 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18475 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18477 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18479 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18481 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18482 ssemodesuffixf2c with avxmodesuffixf2c.
18484 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18487 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18489 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18491 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18492 (struct tree_base): Adjust spacing for 8 bit boundaries.
18493 (struct tree_decl_common): Add decl_by_reference_flag bit.
18494 (DECL_BY_REFERENCE): Adjust.
18495 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18496 print DECL_BY_REFERENCE bit.
18497 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18498 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18499 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18500 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18503 PR middle-end/39666
18504 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18505 range of the type, but default label is missing, add it with one
18506 of the existing labels instead of adding a new label for it.
18508 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18512 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18514 * Makefile.in (enable_plugin, plugin_includedir): New.
18515 (install): Depend on install-plugin.
18516 (PLUGIN_HEADERS): New.
18517 (install-plugin): New.
18518 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18520 2009-05-05 Richard Guenther <rguenther@suse.de>
18522 PR tree-optimization/40022
18523 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18525 (phivn_valid_p): Fix tuplification error, simplify.
18526 (phiprop_insert_phi): Add dumps.
18527 (propagate_with_phi): Simplify.
18529 2009-05-05 Richard Guenther <rguenther@suse.de>
18531 PR middle-end/40023
18532 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18534 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18536 * tree.h (strip_float_extensions): Remove duplicate declaration.
18537 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18538 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18539 block_ultimate_origin): Rearrange the declarations line to match the
18540 comment that indicates the .c file which the functions are defined.
18541 (dwarf2out_*, set_decl_rtl): Add comment.
18542 (get_base_address): Adjust comment.
18543 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18544 declarations line and add comment.
18545 (is_builtin_name): Add blank after function name, for clarity.
18547 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18549 * attribs.c (decl_attributes): Use %qE for identifiers in
18551 * cgraphunit.c (verify_cgraph_node): Translate function names to
18552 locale character set in diagnostics.
18553 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18555 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18556 Document that functions are named in UTF-8.
18557 * expr.c (expand_expr_real_1): Translate function names to locale
18558 character set in diagnostics.
18559 * gimplify.c (omp_notice_variable, omp_is_private,
18560 gimplify_scan_omp_clauses): Use %qE for identifiers in
18562 * langhooks.c (lhd_print_error_function): Translate function names
18563 to locale character set.
18564 * langhooks.h (decl_printable_name): Document that return value is
18565 in internal character set.
18566 * stmt.c: Include pretty-print.h
18567 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18569 (resolve_operand_name_1): Translate named operand name to locale
18571 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18573 * toplev.c (announce_function): Translate function names to locale
18575 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18576 (default_tree_printer): Use pp_identifier or translate identifiers
18577 to locale character set. Mark "<anonymous>" for translation.
18578 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18579 for identifiers in diagnostics.
18580 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18582 * varasm.c (output_constructor): Use %qE for identifiers in
18585 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18587 * configure.ac: use ` ` instead of $()
18588 * configure: Regenerate.
18590 2009-05-05 Ben Elliston <bje@au.ibm.com>
18592 * config/pa/linux-atomic.c: Eliminate conditional include of
18593 errno.h on non-LP64 systems to simplify build requirements.
18595 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18597 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18599 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18600 and pass value to identifier_to_locale.
18601 (warn_variable_length_array): Make name a tree.
18602 (grokdeclarator): Separate diagnostic texts for named and unnamed
18603 declarators. Use %qE for named declarators.
18604 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18606 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18607 identifiers in diagnostics.
18608 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18609 identifier_to_locale. Mark "anonymous" strings for translation.
18611 2009-05-04 Michael Eager <eager@eagercon.com>
18613 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18614 address for DImode/DFmode only if double-precision FP regs.
18616 2009-05-04 Michael Eager <eager@eagercon.com>
18618 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18619 TARGET_SINGLE_FLOAT check.
18621 2009-05-04 Michael Eager <eager@eagercon.com>
18623 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18625 2009-05-04 Michael Eager <eager@eagercon.com>
18627 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18628 * config/rs6000/t-xilinx: New
18630 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18632 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18633 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18634 * gcc/explow.c (memory_address): Use target hook.
18635 * gcc/targhooks.c (default_legitimize_address): New.
18636 * gcc/targhooks.h (default_legitimize_address): New.
18637 * gcc/target.h (legitimize_address): New.
18638 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18639 (TARGET_INITIALIZER): Include it.
18640 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18642 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18643 * config/bfin/bfin.c (legitimize_address): Remove.
18644 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18645 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18647 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18648 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18650 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18651 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18652 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18653 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18654 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18655 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18656 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18657 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18658 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18659 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18660 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18661 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18662 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18663 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18664 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18665 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18666 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18667 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18668 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18669 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18670 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18671 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18672 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18674 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18675 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18676 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18677 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18678 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18679 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18680 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18681 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18682 (thumb_legitimize_address): Delete.
18683 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18684 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18685 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18686 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18687 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18688 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18690 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18693 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18694 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18695 * config/m32r/m32r.c (m32r_legitimize_address): New.
18696 * config/m68k/m68k.c (m68k_legitimize_address): New.
18697 * config/score/score.c (score_legitimize_address): Standardize.
18698 * config/score/score3.c (score3_legitimize_address): Standardize.
18699 * config/score/score3.h (score3_legitimize_address): Adjust.
18700 * config/score/score7.c (score7_legitimize_address): Standardize.
18701 * config/score/score7.h (score7_legitimize_address): Adjust.
18702 * config/sh/sh.c (sh_legitimize_address): New.
18703 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18705 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18706 (s390_legitimize_address): ... this.
18707 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18708 (sparc_legitimize_address): ... this.
18709 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18710 (ix86_legitimize_address): ... this.
18711 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18712 (avr_legitimize_address): ... this.
18713 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18714 (mn10300_legitimize_address): ... this.
18715 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18716 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18717 (alpha_expand_mov): Adjust call.
18719 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18720 * config/spu/spu.c (spu_legitimize_address): Likewise.
18721 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18722 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18724 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18726 * intl.c (locale_encoding, locale_utf8): New.
18727 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18728 * intl.h (locale_encoding, locale_utf8): Declare.
18729 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18730 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18732 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18734 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18735 (pp_base_tree_identifier): Declare as function.
18736 (identifier_to_locale): Declare.
18737 * Makefile.in (pretty-print.o): Update dependencies.
18738 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18740 2009-05-04 Richard Guenther <rguenther@suse.de>
18742 PR middle-end/40015
18743 * builtins.c (fold_builtin_memory_op): Do not decay to element
18744 type if the size matches the whole array.
18746 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18748 * expmed.c (synth_mult): When trying out a shift, pass the result
18751 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18753 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18754 (shiftsub1_cost): New.
18755 (init_expmed): Compute shiftsub1_cost.
18756 (synth_mult): Optimize multiplications by constants of the form
18757 -(2^^m-1) for some constant positive integer m.
18759 2009-05-03 Richard Guenther <rguenther@suse.de>
18762 * c-typeck.c (array_to_pointer_conversion): Do not built
18763 ADDR_EXPRs of arrays of pointer-to-element type.
18764 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18765 up wrong ADDR_EXPRs after-the-fact.
18766 * c-common.c (strict_aliasing_warning): Strip pointer
18767 conversions for obtaining the original type.
18768 * builtins.c (fold_builtin_memset): Handle array types.
18769 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18772 2009-05-03 Richard Guenther <rguenther@suse.de>
18774 PR middle-end/23329
18775 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18776 Do not lose casts from array types with unknown extent to array
18777 types with known extent.
18778 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18779 alias set compatibility.
18781 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18783 * flags.h (extra_warnings): Delete.
18784 * toplev.c (process_options): Handle Wuninitialized here.
18785 * opts.c (extra_warnings): Delete.
18786 (set_Wextra): Delete.
18787 (common_handle_option): -Wextra can be handled automatically.
18788 * c-opts.c (c_common_handle_option): Delete obsolete code.
18789 (c_common_post_options): Simplify comment.
18790 * common.opt (W): Add Var.
18792 (Wuninitialized): Initialize to -1.
18794 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18795 Richard Guenther <rguenther@suse.de>
18797 * expr.c (get_def_for_expr): New function.
18798 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18799 SSA rather than trees.
18800 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18801 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18803 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18805 * c-common.c (reswords): Add _Imaginary.
18806 * c-common.c (enum rid): Add RID_IMAGINARY.
18808 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18810 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18811 Patch by Richard Guenther.
18813 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18815 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18816 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18817 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18818 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18819 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18820 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18821 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18822 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18823 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18824 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18825 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18826 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18827 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18828 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18829 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18830 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18831 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18832 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18834 2009-05-02 Richard Guenther <rguenther@suse.de>
18836 PR tree-optimization/39940
18837 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18840 2009-05-02 Richard Guenther <rguenther@suse.de>
18842 PR middle-end/40001
18843 * tree-ssa.c (execute_update_addresses_taken): Properly check
18844 if we can mark a variable DECL_GIMPLE_REG_P.
18845 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18846 back to the end of the function.
18847 (is_gimple_reg_type): Remove complex type special casing.
18848 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18851 2009-05-02 Ben Elliston <bje@au.ibm.com>
18853 * doc/collect2.texi (Collect2): Document search path behaviour
18854 when configured with --with-ld.
18856 2009-05-02 Jan Hubicka <jh@suse.cz>
18858 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18859 parameter; update callers.
18860 (coalesce_cost_edge): EH edges are costier because they needs
18861 splitting even if not critical and even more costier when there are
18862 multiple EH predecestors.
18864 2009-05-02 Jan Hubicka <jh@suse.cz>
18866 * except.c (remove_eh_handler_and_replace): Handle updating after
18867 removing TRY blocks.
18869 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18871 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18873 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18875 * varasm.c: Do not include c-pragma.h.
18876 * attribs.c: Do not incude c-common.h.
18878 2009-05-01 Michael Matz <matz@suse.de>
18880 * calls.c (initialize_argument_information): Handle SSA names like
18881 decls with a non MEM_P DECL_RTL.
18883 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18885 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18886 * ipa-utils.c: Likewise.
18887 * ipa-type-escape.c: Likewise.
18888 * cgraphunit.c Do not include c-common.h.
18889 * ipa-pure-const.c: Likewise.
18890 * tree-if-conv.c: Likewise.
18891 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18892 * ipa-struct-reorg.c: Likewise.
18893 * tree-nomudflap.c: Likewise.
18894 * tree-ssa-structalias.c: Likewise.
18896 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18898 * store-motion.c: Many cleanups to make this pass a first-class
18899 citizen instead of an appendix to gcse load motion. Add TODO list
18900 to make this pass faster/cleaner/better.
18902 (struct ls_expr): Post gcse.c-split cleanups.
18903 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18904 "stores" field to "avail_stores".
18905 (pre_ldst_mems): Rename to store_motion_mems.
18906 (pre_ldst_table): Rename to store_motion_mems_table.
18907 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18908 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18909 (ldst_entry): Rename to st_expr_entry, update users.
18910 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18911 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18912 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18914 (first_ls_expr): Rename to first_st_expr, update users.
18915 (next_ls_expr): Rename to next_st_expr, update users.
18916 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18917 fields properly for store motion instead of names inherited from load
18919 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18920 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18923 (ae_kill): Rename to st_kill, update users.
18924 (ae_gen): Rename to st_avloc, update users.
18925 (transp): Rename to st_transp, update users.
18926 (pre_insert_map): Rename to st_insert_map, update users.
18927 (pre_delete_map): Rename to st_delete_map, update users.
18928 (insert_store, build_store_vectors, free_store_memory,
18929 one_store_motion_pass): Update for abovementioned changes.
18931 (gcse_subst_count, gcse_create_count): Remove.
18932 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18933 and "n_stores_created", local variables.
18935 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18938 (regvec, compute_store_table_current_insn): Remove.
18939 (reg_set_info, reg_clear_last_set): Remove.
18940 (compute_store_table): Use DF caches instead of local dataflow
18943 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18945 * c-objc-common.c (c_tree_printer): Print identifiers with
18946 pp_identifier, not pp_string. Mark "({anonymous})" for
18948 * c-pretty-print.c (pp_c_ws_string): New.
18949 (pp_c_cv_qualifier, pp_c_type_specifier,
18950 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18951 pp_c_storage_class_specifier, pp_c_function_specifier,
18952 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18953 pp_c_primary_expression, pp_c_postfix_expression,
18954 pp_c_unary_expression, pp_c_shift_expression,
18955 pp_c_relational_expression, pp_c_equality_expression,
18956 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18957 use pp_string and pp_c_ws_string in place of pp_identifier and
18958 pp_c_identifier for non-identifiers. Mark English strings for
18960 * c-pretty-print.h (pp_c_ws_string): Declare.
18962 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18963 Roland McGrath <roland@redhat.com>
18965 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18966 (ENABLE_LD_BUILDID): New configuration option.
18967 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18968 (LINK_BUILDID_SPEC): New macro.
18969 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18971 * doc/install.texi: Document --enable-linker-build-id option.
18972 * configure: Rebuild.
18973 * config.in: Rebuild.
18975 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18977 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18978 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18979 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18980 MIPS_GP_SAVE_AREA_SIZE.
18981 * config/mips/mips.c (struct mips_frame_info): Update comment
18982 before arg_pointer_offset and hard_frame_pointer_offset.
18983 (mips_compute_frame_info): Update diagram before function: to
18984 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18985 indicate the position of frame_pointer_rtx with -fstack-protector and
18986 to show args_size. Don't allocate cprestore area for leaf functions
18987 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18989 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18991 2009-04-30 Michael Matz <matz@suse.de>
18993 PR tree-optimization/39955
18994 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18996 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18998 * ira.c (setup_cover_and_important_classes): Use safe macro
18999 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19001 * genpreds.c (write_tm_preds_h): Output suitable definition of
19002 REG_CLASS_FOR_CONSTRAINT.
19004 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19006 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19008 * bitmap.c (bitmap_descriptor): Likewise.
19009 * ggc-common.c (loc_descriptor): Likewise.
19010 * varray.c (varray_descriptor): Likewise.
19011 * vec.c (vec_descriptor): Likewise.
19013 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19015 * Makefile.in (dce.o): Add $(EXCEPT_H).
19016 * dce.c: Include except.h and delete redundant vector definitions.
19017 (deletable_insn_p): Return false for non-call insns that can throw
19020 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19022 * gcse.c (ae_gen): Remove.
19023 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19024 and make non-static function to make it available in store-motion.c.
19025 Update call sites with search-and-replace.
19026 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19027 extract_mentioned_regs, extract_mentioned_regs_helper,
19028 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19029 store_killed_in_insn, store_killed_after, store_killed_before,
19030 build_store_vectors, insert_insn_start_basic_block, insert-store,
19031 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19032 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19033 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19034 * store-motion.c: ...new file. Also copy data structures from gcse.c
19035 and clean up to remove parts not used by store motion.
19036 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19037 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19039 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19042 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19043 when optimizing for size.
19045 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19047 * gcse.c (gcse_constant_p): Fix typo in last change.
19049 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19051 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19053 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19055 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19057 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19059 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19060 CONST_HIGH_PART result.
19062 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19064 * config/avr/avr.c (initial_elimination_offset): Rename to
19065 avr_initial_elimination_offset.
19066 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19067 change return type to bool.
19068 (avr_can_eliminate): New function.
19069 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19070 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19071 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19072 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19073 avr_initial_elimination_offset.
19074 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19075 (avr_initial_elimination_offset): Define.
19077 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19078 Steven Bosscher <steven@gcc.gnu.org>
19080 PR rtl-optimization/39938
19081 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19082 * cfgrtl.c: Include insn-attr.h.
19083 (rest_of_pass_free_cfg): New function.
19084 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19085 * resource.c (init_resource_info): Remove call to df_analyze.
19087 2009-04-29 Richard Guenther <rguenther@suse.de>
19090 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19091 allow conversion to signed integers.
19093 2009-04-29 Richard Guenther <rguenther@suse.de>
19095 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19096 shifts of floating point vectors if the shift amount is
19097 a constant multiple of the element size.
19099 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19100 Michael Matz <matz@suse.de>
19102 PR middle-end/39927
19104 * tree-outof-ssa.c (emit_partition_copy): New function.
19105 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19106 insert_part_to_rtx_on_edge): Perform the partition base var
19107 copy using emit_partition_copy.
19108 (insert_value_copy_on_edge): Convert constants to the right mode.
19109 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19110 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19112 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19114 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19115 scan backwards to try to find a constant to initialize it.
19117 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19118 insn before the loop_end instruction, don't look past labels.
19120 2009-04-29 Richard Guenther <rguenther@suse.de>
19122 PR middle-end/39937
19123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19124 loose type conversions.
19125 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19126 stmts only if there are no uses of its definition.
19128 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19130 * config/bfin/bfin.h (splitting_loops): Declare.
19131 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19132 Reorder bit definitions to be ascending.
19133 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19134 * config/bfin/bfin.c (splitting_loops): New variable.
19135 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19136 (struct loop_info): Remove members INIT and LOOP_INIT.
19137 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19138 the LSETUP sequence. Allow LC to be loaded from any register, but
19139 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19140 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19142 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19143 of reload_completed.
19146 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19148 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19150 * Makefile.in (PLUGIN_VERSION_H): New.
19151 (OBJS-common): Remove plugin-version.o.
19152 (plugin.o): Depend on (PLUGIN_VERSION_H).
19153 (plugin-version.o): Remove.
19154 * configure: Regenerate
19155 * configure.ac: Create plugin-version.h.
19156 * gcc-plugin.h (plugin_gcc_version): Remove.
19157 (plugin_default_version_check): Change signature.
19158 * plugin-version.c: Remove.
19159 * plugin.c: Include plugin-version.h.
19160 (str_plugin_gcc_version_name): Remove.
19161 (try_init_one_plugin): Pass gcc version to plugin_init.
19162 (plugin_default_version_check): Both gcc and plugin versions are now
19165 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19167 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19168 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19169 Remove special case testing for last insn of inner loops. Don't fail
19170 if the loop ends with a jump, emit an extra nop instead.
19172 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19173 DREGS rather than comparing directly. Remove code that tries to
19174 account for latencies.
19176 2009-04-29 Richard Guenther <rguenther@suse.de>
19178 PR tree-optimization/39941
19179 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19180 eliminating an indirect call.
19182 2009-04-29 Richard Guenther <rguenther@suse.de>
19184 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19185 parameter. Allow invariants as base if !require_lvalue.
19186 (verify_gimple_assign_single): Adjust.
19188 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19190 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19191 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19192 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19193 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19194 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19196 * config/bfin/bfin.c (bfin_expand_builtin,
19197 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19199 2009-04-28 Richard Guenther <rguenther@suse.de>
19201 * tree-vect-loop.c (get_initial_def_for_induction): Use
19202 correct types for pointer increment.
19204 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19206 * toplev.c (print_version): Update GMP version string calculation.
19208 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19210 PR rtl-optimization/39938
19211 * resource.c (init_resource_info): Add call to df_analyze.
19213 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19215 * config/alpha/alpha.md (usegp): Cast the result of
19216 alpha_find_lo_sum_using_gp to enum attr_usegp.
19217 * config/alpha/alpha.c (override_options): Remove end-of-structure
19218 marker element from cpu_table. Use array size of cpu_table to handle
19219 -mcpu and -mtune options.
19220 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19222 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19224 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19225 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19226 tune_32 and tune_64.
19227 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19228 support on PowerPC.
19229 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19230 * config/rs6000/option-defaults.h: ... here. New file.
19231 (OPT_64, OPT_32): Define.
19232 (MASK_64BIT): Define to 0 if not already defined.
19233 (OPT_ARCH64, OPT_ARCH32): Define.
19234 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19237 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19239 * config/arm/arm.c (arm_override_options): Emit error on using
19242 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19244 PR rtl-optimization/39914
19245 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19246 registers for allocnos created from user-defined variables only
19247 when not optimizing.
19249 2009-04-28 Richard Guenther <rguenther@suse.de>
19251 PR middle-end/39937
19252 * fold-const.c (fold_binary): Use distribute_real_division only
19255 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19257 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19258 add hpux-stdint.h to tm_file.
19259 (hppa[12]*-*-hpux11*): Ditto.
19260 (ia64*-*-hpux*): Ditto.
19261 * config/hpux-stdint.h: New.
19262 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19263 __STDC_EXT__ for all compiles.
19264 * config/pa/pa-hpux.h: Ditto.
19265 * config/pa/pa-hpux10.h: Ditto.
19266 * config/pa/pa-hpux11.h: Ditto.
19268 2009-04-28 Catherine Moore <clm@codesourcery.com>
19270 * debug.h (set_name): Add comment.
19272 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19275 * config/darwin.c (machopic_gen_offset): Check
19276 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19277 * config/arm/arm.c (require_pic_register): Likewise.
19279 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19281 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19282 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19283 m32c_promote_prototypes): Delete.
19285 2009-04-28 Michael Matz <matz@suse.de>
19287 PR middle-end/39922
19288 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19291 2009-04-28 Richard Guenther <rguenther@suse.de>
19293 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19295 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19297 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19298 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19299 * config/arm/arm-tune.md: Regenerate.
19301 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19303 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19304 block if there are complex incoming edges.
19305 (sel_merge_blocks): Remove useless assert.
19306 (sel_redirect_edge_and_branch): Check that edge was redirected.
19307 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19308 (sel_find_rgns): Delete declaration.
19309 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19310 the region when it is not a preheader.
19312 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19315 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19317 2009-04-28 Richard Guenther <rguenther@suse.de>
19319 * tree.h (SSA_NAME_VALUE): Remove.
19320 (struct tree_ssa_name): Remove value_handle member.
19321 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19322 array for jump threading.
19323 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19325 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19326 * tree-flow.h (threadedge_initialize_values): Declare.
19327 (threadedge_finalize_values): Likewise.
19328 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19329 (SSA_NAME_VALUE): Define.
19330 (threadedge_initialize_values): New function.
19331 (threadedge_finalize_values): Likewise.
19332 * tree-ssa-dom.c (ssa_name_values): New global variable.
19333 (SSA_NAME_VALUE): Define.
19334 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19336 2009-04-28 Ira Rosen <irar@il.ibm.com>
19338 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19339 Use REPORT_VECTORIZED_LOCATIONS instead
19340 REPORT_VECTORIZED_LOOPS.
19341 * tree-vectorizer.c (vect_verbosity_level): Make static.
19342 (vect_loop_location): Rename to vect_location.
19343 (vect_set_verbosity_level): Update comment.
19344 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19346 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19347 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19348 instead REPORT_UNVECTORIZED_LOOPS.
19349 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19350 and vect_loop_def to vect_external_def and vect_internal_def.
19351 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19352 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19353 REPORT_UNVECTORIZED_LOCATIONS.
19354 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19355 and vect_used_in_loop and to vect_unused_in_scope and
19356 vect_used_in_scope.
19357 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19358 (vect_verbosity_level): Remove declaration.
19359 (vect_analyze_operations): Likewise.
19360 (vect_analyze_stmt): Declare.
19361 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19362 REPORT_UNVECTORIZED_LOCATIONS.
19363 (vect_get_loop_niters): Fix indentation.
19364 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19365 (vect_analyze_loop_operations): New function.
19366 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19367 vect_analyze_operations.
19368 (vect_is_simple_reduction): Use new names.
19369 (vectorizable_live_operation, vect_transform_loop): Likewise.
19370 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19371 to specify whether the data references can be a part of interleaving
19373 (vect_analyze_data_ref_dependence): Use new names.
19374 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19375 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19376 * tree-vect-patterns.c (widened_name_p): Use new names.
19377 (vect_recog_dot_prod_pattern): Likewise.
19378 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19379 (process_use, vect_mark_stmts_to_be_vectorized,
19380 vect_model_simple_cost, vect_model_store_cost,
19381 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19382 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19383 vectorizable_operation, vectorizable_type_demotion,
19384 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19385 vectorizable_condition): Likewise.
19386 (vect_analyze_operations): Split into vect_analyze_loop_operations
19388 (vect_analyze_stmt): ... new function.
19389 (new_stmt_vec_info): Use new names.
19390 (vect_is_simple_use): Use new names and fix comment.
19391 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19392 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19394 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19397 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19398 and integer modes for x87 operands. Do not ICE for unsupported size,
19399 generate error instead. Generate error for unsupported operand types.
19400 ['z']: Do not handle HImode memory operands specially. Warning
19401 for floating-point operands. Fallthru to 'Z' for unsupported operand
19402 types. Do not ICE for unsupported size, generate error instead.
19403 (output_387_binary_op): Use %Z to output operands.
19404 (output_fp_compare): Ditto.
19405 (output_387_reg_move): Ditto.
19407 2009-04-28 Ben Elliston <bje@au.ibm.com>
19412 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19414 * builtins.c (c_strlen): Do not warn here.
19415 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19416 * c-common.c (pointer_int_sum): Take an explicit location.
19417 Warn about offsets out of bounds.
19418 * c-common.h (pointer_int_sum): Adjust declaration.
19420 2009-04-27 Ian Lance Taylor <iant@google.com>
19422 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19424 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19425 * df-core.c (df_set_flags): Change return type to int. Change
19426 type of old_flags to int.
19427 (df_clear_flags): Likewise.
19428 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19429 (df_get_conditional_uses): Likewise.
19430 * df.h (df_set_flags, df_clear_flags): Update declarations.
19431 * dwarf2out.c (struct indirect_string_node): Change type of form
19432 field to enum dwarf_form.
19433 (AT_string_form): Change return type to enum dwarf_form.
19434 * fixed-value.c (fixed_compare): Add cast to enum type.
19435 * fwprop.c (update_df): Change 0 to VOIDmode.
19436 * gensupport.c: Change 0 to UNKNOWN.
19437 * gimple.h (gimple_cond_code): Add cast to enum type.
19438 * haifa-sched.c (reemit_notes): Add cast to enum type.
19439 * hooks.c (hook_int_void_no_regs): Remove function.
19440 * hooks.h (hook_int_void_no_regs): Remove declaration.
19441 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19442 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19443 * real.c (real_arithmetic): Add cast to enum type.
19444 (real_compare): Likewise.
19445 * target.h (struct gcc_target): Change return type of
19446 branch_target_register_class to enum reg_class.
19447 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19448 default_branch_target_register_class.
19449 * targhooks.c (default_branch_target_register_class): New function.
19450 * targhooks.h (default_branch_target_register_class): Declare.
19451 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19452 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19454 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19456 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19457 vect_uninitialized_def. Change 0 to ERROR_MARK.
19458 * tree-vect-stmts.c (supportable_widening_operation): Don't
19459 initialize icode1 and icode2.
19460 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19461 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19463 (cmn_err_flag_specs): Change 0 to STD_C89.
19464 (cmn_err_char_table): Likewise.
19465 * config/arm/arm.c (get_arm_condition_code): Change type of code
19466 to enum arm_cond_code.
19467 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19468 (IWMMXT_BUILTIN2): Likewise.
19469 (neon_builtin_type_bits): Don't define typedef.
19470 (neon_builtin_datum): Change type of bits field to int.
19471 (arm_expand_neon_args): Add cast to enum type.
19472 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19474 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19475 casts to enum type.
19476 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19478 * config/mips/mips.md (jal_macro): Return enum constant.
19479 (single_insn): Likewise.
19480 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19482 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19483 casts to enum type.
19484 * config/s390/s390.c (s390_tune_flags): Change type to int.
19485 (s390_arch_flags): Likewise.
19486 (s390_handle_arch_option): Change flags field of struct pta to int.
19487 * config/s390/s390.h (s390_tune_flags): Update declaration.
19488 (s390_arch_flags): Likewise.
19489 * config/sh/sh.c (prepare_move_operands): Compare
19490 tls_symbolic_operand result with enum constant.
19491 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19492 (sh_expand_prologue): Add cast to enum type.
19493 (sh_expand_epilogue): Likewise.
19494 (tls_symbolic_operand): Change return type to enum tls_model.
19495 (fpscr_set_from_mem): Add cast to enum type.
19496 (legitimize_pic_address): Compare tls_symbolic_operand result with
19498 (sh_target_reg_class): Change return type to enum reg_class.
19499 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19501 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19502 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19503 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19504 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19505 (delayed_branch, tls_call_delay): Likewise.
19506 (eligible_for_sibcall_delay): Likewise.
19507 (eligible_for_return_delay): Likewise.
19508 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19509 (spu_expand_builtin_1): Likewise.
19511 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19512 for all types of conversions.
19513 (output_init_element): Issue -Wc++-compat warning if needed when
19514 initializing a bitfield with enum type.
19515 * c-parser.c (c_parser_expression): Set original_type to
19516 original_type of right hand operand of comma operator.
19518 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19520 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19522 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19523 * doc/cpp.texi (Standard Predefined Macros)
19524 (Implementation-defined behavior): Likewise.
19525 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19526 * doc/gimple.texi (GIMPLE Exception Handling)
19527 (@code{GIMPLE_ASSIGN}): Likewise.
19528 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19529 * doc/invoke.texi (Warning Options, Optimize Options)
19530 (AVR Options, Darwin Options): Likewise.
19531 (Optimize Options): Reformulate -fwhole-program description.
19532 * doc/loop.texi (Lambda): Likewise.
19533 * doc/md.texi (Output Template, Define Constraints)
19534 (Standard Names, Insn Splitting): Likewise.
19535 * doc/options.texi (Option properties): Likewise.
19536 * doc/passes.texi (Tree-SSA passes): Likewise.
19537 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19538 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19539 (File Names and DBX): Likewise.
19540 * doc/trouble.texi (Incompatibilities): Likewise.
19542 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19544 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19545 instruction is correct.
19547 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19549 Allow non-constant arguments to conversion intrinsics.
19550 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19551 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19552 * spu.c (print_operand): Handle 'v' and 'w'.
19553 (exp2_immediate_p, spu_gen_exp2): Define.
19554 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19555 spu_convtf_1): Update parameter descriptions.
19556 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19557 * constraints.md ('v', 'w'): New.
19558 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19560 (i2f, I2F): New define_mode_attr.
19561 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19562 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19563 fixuns_truncv4sfv4si2): Update to use mode attribute.
19564 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19565 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19566 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19567 patterns for combine.
19569 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19571 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19572 (cprop, hoist, pre, store_motion): New debug counters.
19573 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19574 is not an RTL pass anymore.
19575 (pass_profiling): Remove extern decl for pass removed in 2005.
19576 (pass_gcse, pass_jump_bypass): Remove.
19577 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19578 to 0 for clean state.
19579 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19580 * cse.c (gate_handle_cse_after_global_opts,
19581 rest_of_handle_cse_after_global_opts): New functions.
19582 (pass_cse_after_global_opts): New pass, does local CSE.
19583 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19584 (TV_CPROP): New timevar.
19585 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19586 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19587 (gcse_main, recompute_all_luids): Remove.
19588 (compute_hash_table_work): Call max_reg_num instead of reading
19590 (cprop_jump): Don't set run_jump_opt_after_gcse.
19591 (constprop_register): Always allow to alter jumps.
19592 (cprop_insn): Likewise.
19593 (do_local_cprop): Likewise.
19594 (local_cprop_pass): Likewise. Return non-zero if something changed.
19595 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19596 (find_implicit_sets): Add note about missed optimization opportunity.
19597 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19598 pass_rtl_cprop execute function.
19599 Don't bother tracking the pass number, each pass gets its own dumpfile
19601 Always allow to alter jumpsand bypass jumps.
19602 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19603 will just find no suitable set.
19604 (pre_edge_insert): Fix dumping, this function is for PRE only.
19605 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19606 pass_rtl_pre execute function.
19607 (hoist_code): Return non-zero if something changed. Keep track of
19608 substitutions and insertions for statistics gathering similar to PRE.
19609 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19610 called from the pass_rtl_hoist execute function. Show pass statistics.
19611 (compute_store_table): Use max_reg_num directly instead of using the
19612 formerly global max_gcse_regno.
19613 (build_store_vectors): Likewise.
19614 (replace_store_insn): Fix dumping.
19615 (store_motion): Rename to ...
19616 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19617 pass, called from the pass_rtl_store_motion execute function. Keep
19618 track of substitutions and insertions for statistics gathering similar
19620 (bypass_jumps): Remove, fold interesting bits into ...
19621 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19622 from the pass_rtl_cprop execute function.
19623 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19624 pass_jump_bypass): Remove.
19625 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19626 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19627 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19628 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19629 (gate_rtl_store_motion, execute_rtl_store_motion,
19630 pass_rtl_store_motion): New.
19631 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19632 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19633 * passes.c (init_optimization_passes): Remove pass_gcse and
19634 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19635 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19636 instead of pass_jump_bypass.
19638 2009-04-27 Richard Guenther <rguenther@suse.de>
19640 PR middle-end/39928
19641 * gimplify.c (gimplify_expr): If we are required to create
19642 a temporary make sure it ends up as register.
19644 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19647 * config/i386/i386.c (construct_container): Don't call
19648 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19649 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19651 2009-04-27 Michael Matz <matz@suse.de>
19653 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19654 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19655 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19656 (dump_replaceable_exprs): Take a bitmap.
19657 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19659 (expand_gimple_basic_block): Likewise.
19660 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19661 replaceable_expressions member a bitmap.
19662 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19663 (mark_replaceable): Likewise.
19664 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19665 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19667 2009-04-27 Richard Guenther <rguenther@suse.de>
19669 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19670 (verify_stmts): Dispatch to gimple/type verification code.
19671 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19672 issue with call argument types.
19674 2009-04-27 Michael Matz <matz@suse.de>
19676 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19677 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19680 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19681 Eric Botcazou <ebotcazou@adacore.com>
19683 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19684 a label's basic block.
19685 (mark_target_live_regs): Tidy and rework obsolete comments.
19686 Change back DF problem to LIVE. If a label starts a basic block,
19687 assume that all registers that used to be live then still are.
19688 (init_resource_info): If a label starts a basic block, set its
19689 BLOCK_FOR_INSN accordingly.
19690 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19692 2009-04-27 Richard Guenther <rguenther@suse.de>
19694 * tree-flow-inline.h (function_ann): Remove.
19695 (get_function_ann): Likewise.
19696 * tree-dfa.c (create_function_ann): Remove.
19697 * tree-flow.h (struct static_var_ann_d): Remove.
19698 (struct function_ann_d): Likewise.
19699 (union tree_ann_d): Remove fdecl member.
19700 (function_ann_t): Remove.
19701 (function_ann, get_function_ann, create_function_ann): Remove
19704 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19706 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19708 2009-04-27 Jan Hubicka <jh@suse.cz>
19710 * ipa-pure-const.c (struct funct_state_d): New fields
19711 state_previously_known, looping_previously_known; remove
19712 state_set_in_source.
19713 (analyze_function): Use new fields.
19714 (propagate): Avoid assumption that state_set_in_source imply
19717 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19718 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19719 * cfgloop.h (finite_loop_p): Declare.
19721 2009-04-26 Michael Matz <matz@suse.de>
19723 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19725 2009-04-26 Michael Matz <matz@suse.de>
19727 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19728 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19729 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19730 pass_mark_used_blocks): Remove.
19731 * tree-optimize.c (pass_free_datastructures,
19732 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19733 * passes.c (init_optimization_passes): Don't call
19734 pass_mark_used_blocks, remove dead code.
19736 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19738 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19739 * tree-ssa-live.h (register_ssa_partition): Likewise.
19741 2009-04-26 Michael Matz <matz@suse.de>
19744 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19745 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19746 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19748 (compare_pairs): Swap cost comparison.
19749 (coalesce_ssa_name): Don't use change_partition_var.
19750 * tree-nrv.c (struct nrv_data): Add modified member.
19751 (finalize_nrv_r): Set it.
19752 (tree_nrv): Use it to update statements.
19753 (pass_nrv): Require PROP_ssa.
19754 * tree-mudflap.c (mf_decl_cache_locals,
19755 mf_build_check_statement_for): Use make_rename_temp.
19756 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19757 * alias.c (find_base_decl): Handle SSA names.
19758 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19759 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19760 * rtl.h (set_reg_attrs_for_parm): Declare.
19761 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19762 to "optimized", remove unused locals at finish.
19763 (execute_free_datastructures): Make global, call
19764 delete_tree_cfg_annotations.
19765 (execute_free_cfg_annotations): Don't call
19766 delete_tree_cfg_annotations.
19768 * ssaexpand.h: New file.
19769 * expr.c (toplevel): Include ssaexpand.h.
19770 (expand_assignment): Handle SSA names the same as register variables.
19771 (expand_expr_real_1): Expand SSA names.
19772 * cfgexpand.c (toplevel): Include ssaexpand.h.
19773 (SA): New global variable.
19774 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19775 (SSAVAR): New macro.
19776 (set_rtl): New helper function.
19777 (add_stack_var): Deal with SSA names, use set_rtl.
19778 (expand_one_stack_var_at): Likewise.
19779 (expand_one_stack_var): Deal with SSA names.
19780 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19781 before unique numbers.
19782 (expand_stack_vars): Use set_rtl.
19783 (expand_one_var): Accept SSA names, add asserts for them, feed them
19784 to above subroutines.
19785 (expand_used_vars): Expand all partitions (without default defs),
19786 then only the local decls (ignoring those expanded already).
19787 (expand_gimple_cond): Remove edges when jumpif() expands an
19788 unconditional jump.
19789 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19790 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19792 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19793 members of SA; deal with PARM_DECL partitions here; expand
19794 all PHI nodes, free tree datastructures and SA. Commit instructions
19795 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19796 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19797 info and statements at start, collect garbage at finish.
19798 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19799 (VAR_ANN_PARTITION) Remove.
19800 (change_partition_var): Don't declare.
19801 (partition_to_var): Always return SSA names.
19802 (var_to_partition): Only accept SSA names.
19803 (register_ssa_partition): Only check argument.
19804 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19806 (delete_var_map): Don't free it.
19807 (var_union): Only accept SSA names, simplify.
19808 (partition_view_init): Mark only useful SSA names as used.
19809 (partition_view_fini): Only deal with SSA names.
19810 (change_partition_var): Remove.
19811 (dump_var_map): Use ssa_name instead of partition_to_var member.
19812 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19814 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19815 (struct _elim_graph): New member const_dests; nodes member vector of
19817 (set_location_for_edge): New static helper.
19818 (create_temp): Remove.
19819 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19820 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19821 (new_elim_graph): Allocate const_dests member.
19822 (clean_elim_graph): Truncate const_dests member.
19823 (delete_elim_graph): Free const_dests member.
19824 (elim_graph_size): Adapt to new type of nodes member.
19825 (elim_graph_add_node): Likewise.
19826 (eliminate_name): Likewise.
19827 (eliminate_build): Don't take basic block argument, deal only with
19828 partition numbers, not variables.
19829 (get_temp_reg): New static helper.
19830 (elim_create): Use it, deal with RTL temporaries instead of trees.
19831 (eliminate_phi): Adjust all calls to new signature.
19832 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19833 (rewrite_trees): Only do checking.
19834 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19835 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19836 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19837 contains_tree_r, MAX_STMTS_IN_LATCH,
19838 process_single_block_loop_latch, analyze_edges_for_bb,
19839 perform_edge_inserts): Remove.
19840 (expand_phi_nodes): New global function.
19841 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19842 functions, initialize new parameter, remember partitions having a
19844 (finish_out_of_ssa): New global function.
19845 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19846 don't reset in_ssa_p here, don't disable TER when mudflap.
19847 (pass_del_ssa): Remove.
19848 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19850 (execute_free_datastructures): Declare.
19851 * Makefile.in (SSAEXPAND_H): New variable.
19852 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19853 * basic-block.h (commit_one_edge_insertion): Declare.
19854 * passes.c (init_optimization_passes): Move pass_nrv and
19855 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19856 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19857 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19858 (redirect_branch_edge): Deal with super block when expanding, split
19859 out jump patching itself into ...
19860 (patch_jump_insn): ... here, new static helper.
19862 2009-04-26 Michael Matz <matz@suse.de>
19864 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19865 beyond num_ssa_names.
19866 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19867 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19869 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19871 PR inline-asm/39543
19872 * fwprop.c (forward_propagate_asm): New function.
19873 (forward_propagate_and_simplify): Propagate also into __asm, if it
19874 doesn't increase the number of referenced registers.
19877 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19879 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19881 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19882 note_nonlocal_vla_type for nonlocal VLAs.
19883 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19884 contains_remapped_vars, remap_vla_decls): New functions.
19885 (convert_nonlocal_reference_stmt): If not optimizing, call
19886 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19887 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19888 if it wasn't found in var_map.
19889 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19890 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19891 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19893 * gimplify.c (nonlocal_vlas): New variable.
19894 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19896 (gimplify_body): Create and destroy nonlocal_vlas.
19898 * dwarf2out.c (loc_descr_plus_const): New function.
19899 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19900 mem_loc_descriptor, loc_descriptor_from_tree_1,
19901 descr_info_loc, gen_variable_die): Use it.
19903 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19904 !TREE_STATIC VAR_DECLs.
19905 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19906 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19907 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19908 DECL_BY_REFERENCE is valid.
19909 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19910 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19911 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19912 Copy DECL_BY_REFERENCE.
19913 (struct nesting_copy_body_data): New type.
19914 (nesting_copy_decl): New function.
19915 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19916 if they have variable length.
19918 2009-04-26 Michael Matz <matz@suse.de>
19920 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19921 mark new temporaries for renaming.
19923 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19926 * c-decl.c (global_bindings_p): Return negative value.
19927 (c_variable_size): New. Based on variable_size from
19929 (grokdeclarator): Call c_variable_size not variable_size.
19931 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19933 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19935 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19937 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19938 Redefine it to just use mingw/include.
19939 (ASM_SPEC): Rules for -m32 and -m64.
19940 (LINK_SPEC): Use Likewise.
19941 (SPEC_32): New define.
19942 (SPEC_64): Likewise.
19943 (SUB_LINK_SPEC): Likewise.
19944 (MULTILIB_DEFAULTS): New define.
19945 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19946 Add multilib options.
19947 (MULTILIB_DIRNAMES): Likewise.
19948 (MULTILIB_OSDIRNAMES): Likewise.
19949 (LIBGCC): Likewise.
19950 (INSTALL_LIBGCC): Likewise.
19952 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19955 * c-tree.h (enum c_inline_static_type): New.
19956 (record_inline_static): Declare.
19957 * c-decl.c (struct c_inline_static, c_inline_statics,
19958 record_inline_static, check_inline_statics): New.
19959 (pop_file_scope): Call check_inline_statics.
19960 (start_decl): Call record_inline_static instead of pedwarning
19961 directly for static in inline function.
19962 * c-typeck.c (build_external_ref): Call record_inline_static
19963 instead of pedwarning directly for static referenced in inline
19966 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19968 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19969 not new but only being rescanned.
19970 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19971 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19972 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19973 record_set_info, compute_set, grealloc): Remove.
19974 (recompute_all_luids): New function.
19975 (gcse_main): Don't compute sets, and don't do related memory
19976 allocations/free-ing. If something changed before the end of the
19977 pass, update LUIDs using recompute_all_luids.
19978 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19979 (free_gcse_mem): Don't free it either.
19980 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19981 Use the df insn LUIDs.
19982 (load_killed_in_block): Likewise.
19983 (compute_hash_table_work): Don't compute reg_set_in_block.
19984 (compute_transp): Use DF_REG_DEF_CHAINs.
19985 (local_cprop_pass): Don't use compute_sets and related functions.
19986 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19987 Use get_max_uid() instead of max_cuid.
19988 (insert_insn_end_basic_block, pre_insert_copy_insn,
19989 update_ld_motion_stores): Don't try to
19990 keep reg_set tables up to date.
19991 (pre_insert_copies): Use df insn LUIDs.
19992 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19993 (reg_set_info): Don't use extra bitmap argument.
19994 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19995 information to compute regs_set_in_block.
19996 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19997 (bypass_jumps): Don't use compute_sets and friends.
19999 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20002 * opts.c (undocumented_msg): Do not leave blank even with
20005 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20007 * c-decl.c (build_enumerator): Allow values folding to integer
20008 constants but not integer constant expressions with a pedwarn if
20011 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20014 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20015 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20016 type is an integer constant.
20018 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20021 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20024 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20027 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20028 with variably modified return type and no storage class
20029 specifiers, except for the case of nested functions. Distinguish
20030 extern declarations of functions with variably modified return
20031 types from those of objects with variably modified types.
20033 2009-04-25 Jan Hubicka <jh@suse.cz>
20035 * tree.c (list_equal_p): New function.
20036 * tree.h (list_equal_p): Declare.
20037 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20038 basic_block_def, basic_block, const_basic_block): New.
20039 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20040 (redirect_eh_edge): New function.
20041 (make_eh_edge_update_phi): EH edges are not abnormal.
20042 * except.c: Include tree-flow.h.
20043 (list_match): New function.
20044 (eh_region_replaceable_by_p): New function.
20045 (replace_region): New function.
20046 (hash_type_list): New function.
20047 (hash_eh_region): New function.
20048 (eh_regions_equal_p): New function.
20049 (merge_peers): New function.
20050 (remove_unreachable_regions): Verify EH tree when checking;
20052 (copy_eh_region_1): New function.
20053 (copy_eh_region): New function.
20054 (push_reachable_handler): New function.
20055 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20056 regions without label but with live RESX.
20057 * except.h (redirect_eh_edge_to_label): New.
20058 * tree-flow.h (redirect_eh_edge): New.
20059 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20060 basic_block_def, basic_block, const_basic_block): Remove.
20061 * Makefile.in (except.o): Add dependency on tree-flow.h
20062 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20063 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20066 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20069 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20070 on the destination of memcpy.
20072 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20074 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20075 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20076 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20078 2009-04-25 Jan Hubicka <jh@suse.cz>
20080 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20081 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20082 to be reached by different label than left.
20083 (update_eh_edges): Update comment; remove edge_to_remove if possible
20084 and return true if suceeded.
20085 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20086 (cleanup_eh): Compute sharing map.
20087 * except.c (remove_eh_handler_and_replace): Add argument if we should
20089 (remove_unreachable_regions): Update for label sharing.
20090 (label_to_region_map): Likewise.
20091 (get_next_region_sharing_label): New function.
20092 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20094 (remove_eh_handler): Update.
20095 (remove_eh_region_and_replace_by_outer_of): New function.
20096 * except.h (struct eh_region): Add next_region_sharing_label.
20097 (remove_eh_region_and_replace_by_outer_of,
20098 get_next_region_sharing_label): Declare.
20099 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20101 2009-04-25 Jan Hubicka <jh@suse.cz>
20103 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20104 insert code even if they are not critical.
20106 2009-04-25 Jan Hubicka <jh@suse.cz>
20108 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20109 (gimple_can_remove_branch_p): EH edges won't remove branch by
20111 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20112 updating of non-abnormal EH edges.
20113 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20114 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20115 (split_critical_edges): Split also edges where emitting code on them
20116 will lead to splitting later.
20118 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20119 H.J. Lu <hongjiu.lu@intel.com>
20122 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20123 the configured assembler supports fildq and fistpq mnemonics.
20124 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20125 * configure: Regenerated.
20126 * config.in: Ditto.
20128 * config/i386/i386.c (print_operand): Handle 'Z'.
20129 ['z']: Remove handling of special fild/fist suffixes.
20130 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20131 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20132 suffix of fild insn.
20133 (*floatsi<mode>2_vector_mixed): Ditto.
20134 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20135 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20136 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20137 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20138 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20140 2009-04-25 Ben Elliston <bje@au.ibm.com>
20142 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20143 the source of a set operation.
20145 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20147 * target.h (struct gcc_target): Add case_values_threshold field.
20148 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20149 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20150 * targhooks.c (default_case_values_threshold): New function.
20151 * targhooks.h (default_case_values_threshold): Declare function.
20152 * stmt.c (expand_case): Use case_values_threshold target hook.
20153 * expr.h (case_values_threshold): Remove declartation.
20154 * expr.c (case_values_threshold): Remove function.
20155 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20157 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20158 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20159 (avr_case_values_threshold): Declare as static.
20160 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20162 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20163 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20164 (mn10300_case_values_threshold): New function.
20166 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20168 * ira.c (setup_cover_and_important_classes): Add enum cast.
20170 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20172 * genpreds.c (write_enum_constraint_num): Output definition of
20173 CONSTRAINT_NUM_DEFINED_P macro.
20174 * ira.c (setup_cover_and_important_classes): Use
20175 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20177 2009-04-24 DJ Delorie <dj@redhat.com>
20179 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20180 __SH2A_SINGLE_ONLY__ also.
20182 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20184 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20185 (movdf_internal): Ditto.
20186 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20187 SFmode and DFmode constants.
20188 (ia64_print_operand): Add 'G' format for printing
20189 floating point constants.
20191 2009-04-24 Richard Guenther <rguenther@suse.de>
20193 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20194 from unsigned additions.
20196 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20198 * c-typeck.c (set_init_index): Allow array designators that are
20199 not integer constant expressions with a pedwarn if pedantic.
20201 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20203 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20204 zero if no overlap in nonzero bits between the operands.
20206 2009-04-24 Ian Lance Taylor <iant@google.com>
20208 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20209 (record_dead_and_set_regs): Likewise.
20210 * df.h (struct df_mw_hardreg): Change flags field to int.
20211 (struct df_base_ref): Likewise.
20212 (struct df): Change changeable_flags field to int.
20213 * df-scan.c (df_defs_record): Change clobber_flags to int.
20214 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20215 constants rather than #define macros.
20216 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20217 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20218 (enum dwarf_calling_convention): Likewise.
20219 (enum dwarf_line_number_x_ops): Likewise.
20220 (enum dwarf_call_frame_info): Likewise.
20221 (enum dwarf_source_language): Likewise.
20222 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20223 (add_calling_convention_attribute): Likewise.
20224 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20225 (combine_comparisons): Change compcode to int. Add cast to enum type.
20226 * genrecog.c (maybe_both_true_2): Change c to int.
20227 (write_switch): Likewise. Add cast to enum type.
20228 * gimplify.c (gimplify_omp_for): Handle return values from
20229 gimplify_expr using MIN rather than bitwise or.
20230 (gimplify_expr): Add cast to enum type.
20231 * ipa-prop.c (update_jump_functions_after_inlining): Change
20232 IPA_BOTTOM to IPA_JF_UNKNOWN.
20233 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20234 Add casts to enum type.
20235 (setup_cover_and_important_classes): Change cl to int. Add casts
20237 (setup_class_translate): Change cl and mode to int.
20238 (ira_init_once): Change mode to int.
20239 (free_register_move_costs): Likewise.
20240 (setup_prohibited_mode_move_regs): Add casts to enum type.
20241 * langhooks.c (add_builtin_function_common): Rework assertion that
20242 value fits bitfield.
20243 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20244 * omega.c (omega_do_elimination): Avoid math on enum types.
20245 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20246 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20247 int local to handle integral_argment value.
20248 * regmove.c (try_auto_increment): Change PUT_MODE to
20250 * reload.c (push_secondary_reload): Add casts to enum type.
20251 (secondary_reload_class, find_valid_class): Likewise.
20252 * reload1.c (emit_input_reload_insns): Likewise.
20253 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20254 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20255 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20257 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20258 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20260 (expand_complex_libcall): Add casts to enum type.
20261 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20262 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20263 with ERROR_MARK, not NUM_TREE_CODES.
20264 (vect_create_epilog_for_reduction): Likewise.
20265 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20266 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20267 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20269 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20270 vect_unused_in_loop. Change 0 to loop_vect.
20271 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20272 * var-tracking.c (get_init_value): Change return type to enum
20274 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20275 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20277 (arm_override_options): Add casts to enum type.
20278 (arm_emit_tls_decoration): Likewise.
20279 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20281 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20282 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20283 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20285 * config/s390/s390.c (code_for_builtin_64): Change to array of
20287 (code_for_builtin_31): Likewise.
20288 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20290 * config/sparc/sparc.c (sparc_override_options): Change value
20291 field in struct code_model to enum cmodel. In initializer change
20292 0 to NULL and add cast to enum type.
20294 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20295 Change all callers. Issue a -Wc++-compat warning using
20296 lhs_origtype if necessary.
20297 (convert_for_assignment): Issue -Wc++-compat warnings about
20298 invalid conversions to enum type on assignment.
20299 * c-common.h (build_modify_expr): Update declaration.
20301 2009-04-24 Nick Clifton <nickc@redhat.com>
20303 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20304 (function_arg_advance): Likewise.
20305 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20308 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20310 * config/s390/constraints.md ('I', 'J'): Fix condition.
20312 2009-04-24 Diego Novillo <dnovillo@google.com>
20314 * gengtype-parse.c (parse_error): Add newline after message.
20316 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20318 * config/i386/sse.md (avxmodesuffixs): Removed.
20319 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20320 (*avx_pinsr<ssevecsize>): This.
20322 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20324 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20325 follow chains of regs with a single definition, and allow expressions
20326 that are function_invariant_p.
20327 (simple_rhs_p): Allow expressions that are function_invariant_p.
20329 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20331 PR middle-end/39867
20332 * fold-const.c (fold_cond_expr_with_comparison): When folding
20333 > and >= to MAX, make sure the MAX uses the same type as the
20334 comparison's operands.
20336 2009-04-24 Nick Clifton <nickc@redhat.com>
20338 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20339 addressing for DImode accesses.
20340 (frv_print_operand_address): Handle PLUS case.
20341 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20343 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20345 PR rtl-optimization/39794
20346 * alias.c (canon_true_dependence): Add x_addr argument.
20347 * rtl.h (canon_true_dependence): Adjust prototype.
20348 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20349 * cselib.c (cselib_invalidate_mem): Likewise.
20350 * gcse.c (compute_transp): Likewise.
20351 * dse.c (scan_reads_nospill): Likewise.
20352 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20353 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20354 canon_base_addr of the group, plus optional offset.
20355 (struct group_info): Rename canon_base_mem to
20357 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20358 canon_rtx of base_mem.
20360 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20362 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20363 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20365 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20367 * config/spu/spu-builtins.h: Delete file.
20369 * config/spu/spu.h (enum spu_builtin_type): Move here from
20371 (struct spu_builtin_description): Likewise. Add GTY marker.
20372 Do not use enum spu_function_code or enum insn_code.
20373 (spu_builtins): Add extern declaration.
20375 * config/spu/spu.c: Do not include "spu-builtins.h".
20376 (enum spu_function_code, enum spu_builtin_type_index,
20377 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20378 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20379 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20380 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20381 (spu_builtin_types): Make static. Add GTY marker.
20382 (spu_builtins): Add extern declaration with GTY marker.
20383 Include "gt-spu.h".
20385 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20386 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20387 Check programmatically whether all parameters are scalar.
20389 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20391 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20393 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20394 assignment from the constructor either if the target is volatile.
20396 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20398 * config/arm/arm.md (insv): Do not share operands[0].
20400 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20402 * config/vxlib-tls.c (active_tls_threads): Delete.
20403 (delete_hook_installed): New.
20404 (tls_delete_hook): Don't delete the delete hook.
20405 (tls_destructor): Delete it here.
20406 (__gthread_set_specific): Adjust installing the delete hook.
20407 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20408 __gthread_leave_tsd_dtor_context.
20410 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20412 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20414 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20416 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20418 (alpha_rtx_costs): Ditto.
20419 (emit_unlikely_jump): Use add_reg_note.
20420 (emit_frame_store_1): Ditto.
20421 (alpha_expand_prologue): Ditto.
20422 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20423 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20425 2009-04-23 Nick Clifton <nickc@redhat.com>
20427 * config/v850/v850.md (epilogue): Remove suppressed code.
20428 (return): Rename to return_simple and remove test of frame size.
20429 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20430 to gen_return_simple.
20432 2009-04-22 Jing Yu <jingyu@google.com>
20435 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20437 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20440 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20441 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20442 value is a VECTOR_CST, the element type is the element type of the
20445 2009-04-22 DJ Delorie <dj@redhat.com>
20447 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20449 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20451 * alias.c (find_base_term): Move around LO_SUM case, so that
20452 CONST falls through into PLUS/MINUS handling.
20455 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20456 into 0, use omit_one_operand.
20458 2009-04-23 Ben Elliston <bje@au.ibm.com>
20460 * config/rs6000/linux-unwind.h (get_regs): Remove type
20461 puns. Change the type of `pc' to an array of unsigned ints and
20462 update all users. Constify frame24.
20464 2009-04-22 DJ Delorie <dj@redhat.com>
20466 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20467 declarations before code.
20468 (current_function_special_page_vector): Likewise.
20469 (m32c_expand_insv): Silence a warning.
20471 2009-04-21 Taras Glek <tglek@mozilla.com>
20473 * alias.c: Update GTY annotations to new syntax.
20474 * basic-block.h: Likewise.
20475 * bitmap.h: Likewise.
20476 * c-common.h: Likewise.
20477 * c-decl.c: Likewise.
20478 * c-parser.c: Likewise.
20479 * c-pragma.c: Likewise.
20480 * c-tree.h: Likewise.
20481 * cfgloop.h: Likewise.
20482 * cgraph.h: Likewise.
20483 * config/alpha/alpha.c: Likewise.
20484 * config/arm/arm.h: Likewise.
20485 * config/avr/avr.h: Likewise.
20486 * config/bfin/bfin.c: Likewise.
20487 * config/cris/cris.c: Likewise.
20488 * config/darwin.c: Likewise.
20489 * config/frv/frv.c: Likewise.
20490 * config/i386/i386.c: Likewise.
20491 * config/i386/i386.h: Likewise.
20492 * config/i386/winnt.c: Likewise.
20493 * config/ia64/ia64.h: Likewise.
20494 * config/iq2000/iq2000.c: Likewise.
20495 * config/mips/mips.c: Likewise.
20496 * config/mmix/mmix.h: Likewise.
20497 * config/pa/pa.c: Likewise.
20498 * config/pa/pa.h: Likewise.
20499 * config/rs6000/rs6000.c: Likewise.
20500 * config/s390/s390.c: Likewise.
20501 * config/sparc/sparc.c: Likewise.
20502 * config/xtensa/xtensa.c: Likewise.
20503 * cselib.h: Likewise.
20504 * dbxout.c: Likewise.
20505 * dwarf2out.c: Likewise.
20506 * except.c: Likewise.
20507 * except.h: Likewise.
20508 * fixed-value.h: Likewise.
20509 * function.c: Likewise.
20510 * function.h: Likewise.
20511 * gimple.h: Likewise.
20512 * integrate.c: Likewise.
20513 * optabs.c: Likewise.
20514 * output.h: Likewise.
20515 * real.h: Likewise.
20517 * stringpool.c: Likewise.
20518 * tree-data-ref.c: Likewise.
20519 * tree-flow.h: Likewise.
20520 * tree-scalar-evolution.c: Likewise.
20521 * tree-ssa-address.c: Likewise.
20522 * tree-ssa-alias.h: Likewise.
20523 * tree-ssa-operands.h: Likewise.
20524 * tree.c: Likewise.
20525 * tree.h: Likewise.
20526 * varasm.c: Likewise.
20527 * varray.h: Likewise.
20529 * coretypes.h: Do not define GTY macro if it is already defined.
20530 * doc/gty.texi: Update GTY documentation to new syntax.
20531 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20532 annotations on structs.
20533 * gengtype-parse.c: Likewise.
20535 2009-04-22 Mark Heffernan <meheff@google.com>
20537 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20539 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20541 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20544 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20546 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20547 the same as a PLUS without a shift. Increase the cost of a
20550 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20552 * Makefile.in: Update dependencies.
20553 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20554 * errors.h: Remove bogus comment about compatibility.
20555 (warning): Update declaration.
20556 * genautomata.c: Update all calls to warning.
20557 * gimple.c: Do not include errors.h. Include toplev.h.
20558 * tree-ssa-structalias.c: Do not include errors.h.
20559 * omega.c: Likewise.
20560 * tree-ssa-reassoc.c: Likewise.
20561 * config/spu/spu-c.c: Likewise.
20562 * config/spu/t-spu-elf: Update dependencies.
20564 2009-04-22 Richard Guenther <rguenther@suse.de>
20566 PR tree-optimization/39824
20567 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20568 make sure the types are compatible.
20570 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20573 * c-common.c (c_parse_error): Take a token_flags parameter.
20574 Use token_type for the token type instead.
20575 Pass token_flags to cpp_type2name.
20576 * c-common.h (c_parse_error): Update declaration.
20577 * c-parser.c (c_parser_error): Pass 0 as token flags.
20579 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20581 PR rtl-optimization/39580
20582 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20584 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20586 * function.c (expand_function_end): Do not emit a jump to the "naked"
20587 return label for fall-through returns.
20588 * except.c (sjlj_emit_function_exit): Always place the call to the
20589 unregister function at the location installed by expand_function_end.
20591 2009-04-22 Richard Guenther <rguenther@suse.de>
20593 PR tree-optimization/39845
20594 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20595 (gen_inbound_check): Likewise.
20597 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20599 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20601 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20602 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20604 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20606 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20607 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20608 shift counts to avoid out-of-bounds array accesses.
20610 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20612 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20613 (Pmode): Move above.
20615 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20617 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20618 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20619 GET_CODE macro. Use IN_RANGE macro where appropriate.
20620 * config/alpha/alpha.h: Ditto.
20621 * config/alpha/alpha.md: Ditto.
20622 * config/alpha/constraints.md: Ditto.
20623 * config/alpha/predicates.md: Ditto.
20625 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20627 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20628 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20629 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20630 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20631 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20632 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20633 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20634 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20635 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20636 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20637 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20638 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20639 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20640 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20641 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20642 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20643 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20644 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20645 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20646 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20647 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20648 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20649 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20650 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20651 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20652 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20653 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20655 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20657 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20658 references from comments.
20659 * cfgbuild.c: (count_basic_blocks): Delete.
20660 (find_basic_blocks_1): Delete.
20661 (find_basic_blocks): Delete.
20662 * except.c (finish_eh_generation): Make static. Move comment from
20663 except.h here. Remove find_basic_blocks references from comments.
20664 * except.h (finish_eh_generation): Delete.
20665 * basic-block.h (find_basic_blocks): Delete.
20666 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20668 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20670 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20671 (sdbout_parms): Likewise.
20673 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20675 * config/sh/sh.c (prepare_cbranch_operands): Use
20676 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20677 (expand_cbranchdi4): Likewise.
20678 (from_compare): Add cast to enum type.
20679 (expand_cbranchsi4): Use add_reg_note.
20680 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20681 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20682 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20683 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20684 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20685 instead of CODE_FOR_nothing.
20686 (cbranchdi4): Likewise. Fix the order of arguments for
20688 (push_fpscr): Use add_reg_note.
20689 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20690 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20692 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20694 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20695 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20696 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20697 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20698 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20699 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20700 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20701 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20702 config/alpha/x-vms, config/arc/t-arc,
20703 config/arm/README-interworking, config/arm/arm-c.c,
20704 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20705 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20706 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20707 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20708 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20709 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20710 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20711 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20712 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20713 config/cris/t-elfmulti, config/crx/t-crx,
20714 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20715 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20716 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20717 config/h8300/t-h8300, config/i386/athlon.md,
20718 config/i386/darwin-libgcc.10.4.ver,
20719 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20720 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20721 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20722 config/i386/t-linux64, config/i386/t-nwld,
20723 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20724 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20725 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20726 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20727 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20728 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20729 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20730 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20731 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20732 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20733 config/m68k/t-uclinux, config/mcore/t-mcore,
20734 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20735 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20736 config/mips/crtn.asm, config/mips/irix-crti.asm,
20737 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20738 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20739 config/mips/mips-fixed.md, config/mips/sb1.md,
20740 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20741 config/mips/t-iris6, config/mips/t-isa3264,
20742 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20743 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20744 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20745 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20746 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20747 config/mn10300/t-linux, config/mn10300/t-mn10300,
20748 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20749 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20750 config/picochip/libgccExtras/clzsi2.asm,
20751 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20752 config/rs6000/darwin-libgcc.10.4.ver,
20753 config/rs6000/darwin-libgcc.10.5.ver,
20754 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20755 config/rs6000/t-aix43, config/rs6000/t-aix52,
20756 config/rs6000/t-darwin, config/rs6000/t-fprules,
20757 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20758 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20759 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20760 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20761 config/rs6000/t-rtems, config/rs6000/t-spe,
20762 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20763 config/score/t-score-elf, config/sh/divcost-analysis,
20764 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20765 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20766 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20767 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20768 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20769 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20770 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20771 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20772 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20773 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20774 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20775 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20776 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20777 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20778 * config/h8300/genmova.sh: Include copyright and license notices
20779 in generated output.
20780 * config/h8300/mova.md: Regenerate.
20781 * doc/install.texi2html: Include word "Copyright" in copyright
20782 notice and use name "Free Software Foundation, Inc.".
20783 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20784 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20785 ChangeLog-2007, ChangeLog-2008: Correct dates.
20787 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20789 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20790 NE_EXPR operations as well.
20791 * c-parser.c (c_parser_condition): Do not set location information on
20793 (c_parser_conditional_expression): Likewise.
20794 (c_parser_binary_expression): Set location information on operators.
20795 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20796 TRUTH_NOT_EXPR has been folded.
20797 * fold-const.c (fold_truth_not_expr): Copy location information from
20798 the incoming expression to the outgoing one.
20799 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20800 recursive calls on the LHS of the operator but pass that of the
20801 operator to recursive calls on the RHS of the operator. Set it
20803 (shortcut_cond_expr): Set the locus of the operator on the second
20804 COND_EXPR and that of the expression on the first in degenerate cases.
20805 Pass the locus of the expression to calls to shortcut_cond_r.
20806 Set the locus of the 'then' block on the associated jump, if any.
20807 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20808 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20809 expression to call to gimplify_boolean_expr.
20811 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20813 * config.gcc: Add additional configuration for
20814 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20815 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20816 (CPP_SPEC): Redefine for allowing -municode option.
20817 (STARTFILE_SPEC): Likewise.
20818 * config/i386/t-mingw-w64: New.
20819 * config/i386/mingw-w64.opt: New.
20820 (municode): Add new target option.
20821 * doc/invoke.texi (municode): Add documentation for new option.
20823 2009-04-21 Ian Lance Taylor <iant@google.com>
20825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20826 Correct test for number of arguments.
20827 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20829 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20831 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20832 argument of emit_library_call.
20834 2009-04-21 Richard Guenther <rguenther@suse.de>
20836 PR middle-end/39829
20837 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20838 inside VIEW_CONVERT_EXPRs.
20840 2009-04-21 Martin Jambor <mjambor@suse.cz>
20842 * tree-switch-conversion.c (build_constructors): Split a long line.
20843 (constructor_contains_same_values_p): New function.
20844 (build_one_array): Create assigns of constants if possible, do not
20845 call mark_sym_for_renaming, call update_stmt.
20846 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20847 make_rename_temp. Do not call mark_symbols_for_renaming, call
20849 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20850 find_new_referenced_vars, call update_stmt.
20851 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20852 instead of calling make_rename_temp. Do not call
20853 find_new_referenced_vars or mark_symbols_for_renaming, call
20856 2009-04-21 Richard Guenther <rguenther@suse.de>
20858 PR tree-optimization/39827
20859 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20860 (tree_ssa_phiprop): Pass the correct array size.
20862 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20864 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20866 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20869 * c-typeck.c (lvalue_p): Move declaration ...
20870 * c-common.h (lvalue_p): ... to here.
20871 * c-common.c (candidate_equal_p): New.
20872 (add_tlist): Use it.
20873 (merge_tlist): Use it.
20874 (warn_for_collisions_1): Likewise.
20875 (warning_candidate_p): Accept more candidates.
20876 (verify_tree): A warning candidate can be an expression. Use
20879 2009-04-21 Ben Elliston <bje@au.ibm.com>
20882 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20883 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20884 options. Remove -mcall-solaris documentation.
20886 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20889 * doc/invoke.texi (-Wlong-long): Update description.
20890 * c-lex (interpret_integer): Only warn if there was no previous
20891 overflow and -Wlong-long is enabled.
20892 * c-decl.c (declspecs_add_type): Drop redundant flags.
20893 * c.opt (Wlong-long): Init to -1.
20894 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20895 and front-end warn_long_long. Wlong-long only depends on other
20896 flags if it is uninitialized.
20897 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20898 the same for CPP and FE.
20899 (restore_extension_diagnostics): Likewise.
20901 2009-04-20 Ian Lance Taylor <iant@google.com>
20903 Fix enum conversions which are invalid in C++:
20904 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20905 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20906 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20907 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20908 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20909 (dbxout_parms): Likewise.
20910 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20911 (df_clear_flags): Likewise.
20912 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20913 top_flag parameter to int.
20914 (df_chain_create_bb_process_use): Likewise.
20915 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20917 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20918 (df_ref_create_structure, df_def_record_1): Likewise.
20919 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20920 (df_notes_rescan): Change 0 to VOIDmode in function call.
20921 (df_get_call_refs, df_insn_refs_collect): Likewise.
20922 (df_bb_regs_collect): Likewise.
20923 (df_entry_block_defs_collect): Likewise.
20924 (df_exit_block_uses_collect): Likewise.
20925 * df.h: Update declarations.
20926 * double-int.c (double_int_divmod): Add cast to enum type.
20927 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20928 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20929 (based_loc_descr): Likewise.
20930 (loc_descriptor_from_tree_1): Change first_op and second_op to
20931 enum dwarf_location_atom. Add cast to enum type.
20932 * expmed.c (init_expmed): Change 0 to SET in function call.
20933 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20934 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20935 (do_store_flag): Likewise.
20936 * fixed-value.h (struct fixed_value): Change mode to enum
20938 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20939 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20941 (insert_insn_decl, insert_decl, insert_state): Likewise.
20942 (automata_list_finish): Likewise.
20943 * genrecog.c (process_define_predicate): Add cast to enum type.
20944 * gensupport.c (init_predicate_table): Add cast to enum type.
20945 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20947 (gimple_build_call_1, gimple_build_label): Likewise.
20948 (gimple_build_goto, gimple_build_asm_1): Likewise.
20949 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20950 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20951 (enum fallback): Rename from enum fallback_t.
20952 (fallback_t): Typedef as int.
20953 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20954 GSI_SAME_STMT in function call.
20955 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20957 (setup_reg_class_relations): Likewise.
20958 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20959 (setup_prohibited_class_mode_regs): Add cast to enum type.
20960 (setup_prohibited_mode_move_regs): Likewise.
20961 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20962 (record_address_regs): Change i to enum reg_class.
20963 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20964 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20965 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20966 (GET_MODE_2XWIDER_MODE): Likewise.
20967 (GET_CLASS_NARROWEST_MODE): Likewise.
20968 * omp-low.c (expand_omp_for): Add cast to enum type.
20969 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20970 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20971 * postreload.c (reload_cse_simplify_operands): Change rclass local
20973 * predict.c (combine_predictions_for_insn): Change best_predictor
20974 and predictor to enum br_predictor.
20975 (combine_predictions_for_bb): Likewise.
20976 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20977 use SET_PREDICT_EXPR_OUTCOME.
20978 * real.c (real_arithmetic): Change icode to code in function call.
20979 * reginfo.c (init_move_cost): Add casts to enum type.
20980 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20981 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20983 * reload.c (find_valid_class): Add casts to enum type.
20984 (push_reload): Change 0 to NO_REGS in function call.
20985 (find_reloads): Change this_alternative to array of enum
20986 reg_class. Remove some now-unnecessary casts.
20987 (make_memloc): Change 0 to VOIDmode in function call.
20988 * reload1.c (reload): Change 0 to VOIDmode in function call.
20989 (eliminate_regs_1, elimination_effects): Likewise.
20990 (eliminate_regs_in_insn): Likewise.
20991 (emit_input_reload_insns): Add cast to enum type.
20992 (delete_output_reload): Change 0 to VOIDmode in function call.
20993 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20994 to enum type in function call.
20995 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20996 (SET_PREDICT_EXPR_OUTCOME): Define.
20997 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20998 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20999 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21000 (dump_function): Likewise.
21001 * tree-dump.h: Update declarations.
21002 * tree-pass.h: Update declarations.
21003 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21004 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21006 (arm_rtx_costs_1): Correct parenthesization.
21007 (arm_rtx_costs): Add casts to enum type.
21008 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21009 (vfp_emit_fstmd): Use add_rg_note.
21010 (emit_multi_reg_push, emit_sfm): Likewise.
21011 (thumb_set_frame_pointer): Likewise.
21012 (arm_expand_prologue): Likewise.
21013 (arm_regno_class): Change return type to enum reg_class.
21014 (thumb1_expand_prologue): Use add_reg_note.
21015 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21016 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21018 * config/arm/gentune.sh: Add cast to enum type.
21019 * config/arm/arm-tune.md: Rebuild.
21020 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21021 (ix86_split_fp_branch, predict_jump): Likewise.
21022 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21023 insn_code to enum rtx_code.
21024 (ix86_builtin_vectorized_function): Add cast to enum type.
21025 * config/i386/i386.md (truncdfsf2): Change slot to enum
21027 (truncxf<mode>2, isinf<mode>2): Likewise.
21028 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21030 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21031 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21032 (insert_bundle_state): Change 1 to INSERT in function call.
21033 (ia64_add_bundle_selector_before): Likewise.
21034 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21035 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21036 (restore_stack_nonlocal): Likewise.
21037 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21039 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21041 (mips_rtx_costs): Likewise.
21042 (mips_override_options): Add casts to enum type.
21043 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21045 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21046 (store_reg, set_reg_plus_d): Likewise.
21047 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21048 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21050 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21052 (emit_unlikely_jump): Use add_reg_note.
21053 (rs6000_emit_allocate_stack): Likewise.
21054 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21055 (output_toc): Change 1 to INSERT in function call.
21056 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21057 (rs6000_initialize_trampoline): Likewise.
21058 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21060 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21061 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21062 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21063 (save_gprs): Use add_reg_note.
21064 (s390_emit_prologue): Likewise.
21065 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21066 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21067 (sparc_fold_builtin): Add cast to enum type.
21068 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21070 (spu_expand_prologue): Use add_reg_note.
21071 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21073 2009-04-20 Ian Lance Taylor <iant@google.com>
21075 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21076 (c_parser_postfix_expression_after_primary): Get VEC for list of
21077 arguments. Get original types of arguments. Call
21078 build_function_call_vec.
21079 (cached_expr_list_1, cached_expr_list_2): New static variables.
21080 (c_parser_expr_list): Change return type to VEC *. Add
21081 p_orig_types parameter. Change all callers.
21082 (c_parser_release_expr): New static function.
21083 (c_parser_vec_to_tree_list): New static function.
21084 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21085 call build_function_call_vec.
21086 (build_function_call_vec): New function, based on old
21087 build_function_call.
21088 (convert_arguments): Remove nargs and argarray parameters. Change
21089 values to a VEC. Add origtypes parameter.
21090 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21091 (convert_for_assignment): Add origtype parameter. Change all
21092 callers. If warn_cxx_compat, check for conversion to an enum
21093 type when calling a function.
21094 (store_init_value): Add origtype parameter. Change all callers.
21095 (digest_init): Likewise.
21096 (struct init_node): Add origtype field.
21097 (add_pending_init): Add origtype parameter. Change all callers.
21098 (output_init_element): Likewise.
21099 (output_pending_init_elements): Pass origtype from init_node to
21100 output_init_element.
21101 (process_init_element): Pass origtype from c_expr to
21102 output_init_element.
21103 (c_finish_return): Add origtype parameter. Change all callers.
21104 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21106 (sync_resolve_params): Likewise.
21107 (sync_resolve_return): Change params to first_param. Change caller.
21108 (resolve_overloaded_builtins): Change params to VEC *. Change
21109 callers. Save first parameter around call to build_function_call_vec.
21110 * c-decl.c (finish_decl): Add origtype parameter. Change all
21111 callers. Call build_function_call_vec rather than
21112 build_function_call for cleanup.
21113 * c-tree.h: Update declarations.
21114 * c-common.h: Update declarations.
21115 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21116 params to first_param.
21117 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21118 params parameter from tree to void *.
21119 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21120 Change arglist parameter to have type void *, and to be a pointer
21122 * config/rs6000/rs6000-protos.h
21123 (altivec_resolve_overloaded_builtin): Update declaration.
21124 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21125 fnargs parameter to have type void *, and to be a pointer to a
21126 VEC. Call build_function_call_vec instead of
21127 build_function_call.
21128 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21130 2009-04-20 Joey Ye <joey.ye@intel.com>
21131 Xuepeng Guo <xuepeng.guo@intel.com>
21132 H.J. Lu <hongjiu.lu@intel.com>
21134 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21136 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21137 (IX86_LEA_PRIORITY): Likewise.
21138 (distance_non_agu_define): New function.
21139 (distance_agu_use): Likewise.
21140 (ix86_lea_for_add_ok): Likewise.
21141 (ix86_dep_by_shift_count): Likewise.
21143 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21144 should split for LEA.
21146 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21148 (ix86_dep_by_shift_count): Likewise.
21150 2009-04-20 Richard Guenther <rguenther@suse.de>
21152 * expr.c (handled_component_p): Move ...
21153 * tree.h (handled_component_p): ... here.
21154 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21155 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21156 and REALPART_EXPR to be in one group.
21158 2009-04-20 Richard Guenther <rguenther@suse.de>
21160 * basic-block.h (get_all_dominated_blocks): Declare.
21161 * dominance.c (get_all_dominated_blocks): New function.
21162 * tree-cfg.c (get_all_dominated_blocks): Remove.
21163 (remove_edge_and_dominated_blocks): Adjust.
21164 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21165 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21166 instead of recursing.
21168 2009-04-20 Doug Kwan <dougkwan@google.com>
21170 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21171 (struct cgraph_node_set_def): New type.
21172 (cgraph_node_set) New type. Also declare vector functions.
21173 (struct cgraph_node_set_element_def): New type.
21174 (cgraph_node_set_element): Ditto.
21175 (cgraph_node_set_iterator): New iterator type.
21176 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21177 cgraph_node_set_remove, dump_cgraph_node_set,
21178 debug_cgraph_node_set): New prototypes.
21179 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21180 cgraph_node_set_size): New inlines.
21181 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21182 including cgraph.h.
21183 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21184 argument to function 'write_summary'.
21185 * ipa.c: Include ggc.h.
21186 (hash_cgraph_node_set_element,
21187 eq_cgraph_node_set_element, cgraph_node_set_new,
21188 cgraph_node_set_add, cgraph_node_set_remove,
21189 cgraph_node_set_find, dump_cgraph_node_set,
21190 debug_cgraph_node_set): New functions.
21191 * Makefile.in (ipa.o): Add dependency on GGC_H.
21193 2009-04-20 Ira Rosen <irar@il.ibm.com>
21195 PR tree-optimization/39675
21196 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21197 check of the return code of vect_schedule_slp. Check that
21198 stmt_vec_info still exists for the statement, before checking its
21199 vectorization type.
21201 2009-04-20 Michael Matz <matz@suse.de>
21203 * Makefile.in (generated_files): Take out $(simple_generated_c).
21205 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21207 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21208 (UINTPTR_TYPE): Likewise.
21210 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21213 * c-typeck.c (digest_init): Check for initializing an array with a
21216 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21219 * c-semantics.c (pop_stmt_list): Propagate
21220 STATEMENT_LIST_HAS_LABEL to parent statement list.
21222 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21224 * config/mips/mips.h (mips_tune_attr): New macro.
21225 * config/mips/mips.md (cpu): Use it.
21227 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21230 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21233 2009-04-19 Diego Novillo <dnovillo@google.com>
21235 * toplev.c (compile_file): Move call to coverage_finish ...
21236 * cgraphunit.c (ipa_passes): ... here.
21237 Call cgraph_process_new_functions.
21238 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21239 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21241 2009-04-19 Jan Hubicka <jh@suse.cz>
21243 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21245 (dump_cgraph_node): Dump can throw external flag.
21246 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21248 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21252 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21253 * common.opt (Wlogical-op): Move from here...
21254 * c.opt (Wlogical-op): ... to here.
21255 * c-typeck.c (parser_build_binary_op): Update call to
21256 warn_logical_operator.
21257 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21259 * c-common.c (warn_logical_op): Update.
21260 * c-common.h (warn_logical_op): Update declaration.
21262 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21264 * tree.c (protected_set_expr_location): Fix formatting.
21266 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21269 * c-typeck.c (readonly_warning): new.
21270 (build_unary_op, build_modify_expr): Use readonly_warning for
21271 storing into something readonly but not const-qualified.
21273 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21276 * c-typeck.c (build_unary_op): Check for taking address of
21277 expression of type void.
21279 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21282 * c-typeck.c (build_function_call): Check for calling a function
21283 with qualified void return types. Call require_complete_type when
21286 2009-04-18 Jan Hubicka <jh@suse.cz>
21288 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21290 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21291 can_throw_external flag.
21292 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21293 * ipa-pure-const.c (ignore_edge): New function.
21294 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21295 only over can_throw_external edges.
21296 (local_pure_const): Add nothrow flag.
21297 * ipa-utils.c (searchc): Add ignore_edge callback.
21298 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21299 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21300 (set_nothrow_function_flags): Update cgraph.
21301 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21303 2009-04-18 Richard Guenther <rguenther@suse.de>
21305 PR middle-end/39804
21306 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21307 (fold_stmt): ... this and ...
21308 (fold_stmt_inplace): ... this.
21309 (fold_stmt_1): Fold references in calls and asms.
21310 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21312 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21314 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21315 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21317 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21319 * tree.c (function_args_count): Remove.
21320 * tree.h: Remove the prototype for function_args_count.
21322 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21324 * tree-iterator.c (expr_only): Remove.
21325 * tree.h: Remove the prototype for expr_only.
21327 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21329 * reginfo.c (cannot_change_mode_set_regs): Remove.
21330 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21332 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21334 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21335 whether operands 0 and 1 overlaps.
21337 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21339 PR middle-end/36902
21340 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21341 pointer. Use warning_at instead of warning.
21342 (search_for_addr_array): Likewise.
21343 (check_array_bounds): Likewise.
21344 (check_all_array_refs): Check that the incoming edge is not in the
21345 list of edges to be removed.
21346 (check_all_array_refs): Avoid the temporal pointer.
21347 (vrp_visit_cond_stmt): Fix typo.
21348 (simplify_switch_using_ranges): Handle the case where the switch
21349 index is an integer constant.
21351 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21353 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21355 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21357 * doc/extend.texi, doc/invoke.texi: Fix typos.
21359 2009-04-17 Cary Coutant <ccoutant@google.com>
21361 * tree-flow-inline.h (get_lineno): Fix inverted test.
21363 2009-04-17 Diego Novillo <dnovillo@google.com>
21365 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21366 assertion for AVAIL_OUT.
21368 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21371 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21372 * config/sh/linux-atomic.asm: Likewise.
21374 2009-04-17 Diego Novillo <dnovillo@google.com>
21376 * except.c (debug_eh_tree): New.
21377 (struct eh_region, struct eh_status): Move ...
21378 * except.h: ... here.
21379 (add_type_for_runtime): Declare extern.
21380 (lookup_type_for_runtime): Likewise.
21381 (debug_eh_tree): Declare.
21382 * Makefile.in (GTFILES): List except.h before except.c
21384 2009-04-17 Diego Novillo <dnovillo@google.com>
21386 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21387 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21388 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21389 (find_vars_r): ... here.
21390 * tree-flow.h (find_referenced_vars_in): Declare.
21391 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21392 that AVAIL_OUT exists for BLOCK.
21393 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21394 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21395 (tree-parloops.o): Likewise.
21397 2009-04-17 Simon Baldwin <simonb@google.com>
21399 * toplev.c (default_tree_printer): Add handling for %E format.
21401 2009-04-17 Diego Novillo <dnovillo@google.com>
21403 * tree-pretty-print.c (dump_generic_node): Add break after
21404 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21405 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21406 FUNCTION_TYPE together. Call print_struct_decl when printing
21407 structures and TDF_SLIM is not given.
21408 (print_struct_decl): Fix logic for detecting recursion.
21410 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21413 * gcc.c (create_at_file): New.
21414 (compile_input_file_p): New.
21415 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21416 * main.c (main): Update call to toplev_main.
21417 * toplev.c (toplev_main): Change signature. Call expandargv.
21418 * toplev.h (toplev_main): Change signature.
21420 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21422 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21423 if the latter is not constant.
21425 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21427 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21429 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21431 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21432 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21434 2009-04-17 Richard Guenther <rguenther@suse.de>
21436 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21437 Handle component references view-converting an invariant address.
21439 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21441 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21442 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21443 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21444 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21445 Use @deftypevr rather than @deftypevar.
21447 2009-04-17 Richard Guenther <rguenther@suse.de>
21449 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21450 (get_prop_source_stmt): Likewise.
21451 (can_propagate_from): Likewise.
21453 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21455 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21456 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21457 (--with-multilib-list): Add default value.
21458 * configure: Regenerate.
21459 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21460 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21461 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21462 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21463 Don't add default cpu to multilib list unnecessarily, but do enable
21464 the relevant compiler option..
21465 Add support for --with-multilib-list=<blank> and
21466 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21467 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21468 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21469 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21470 TM_MULTILIB_CONFIG.
21471 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21472 (MULTILIB_OSDIRNAMES): New variable.
21473 * config/sh/t-1e: Delete file.
21474 * config/sh/t-mlib-sh1: Delete file.
21475 * config/sh/t-mlib-sh2: Delete file.
21476 * config/sh/t-mlib-sh2a: Delete file.
21477 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21478 * config/sh/t-mlib-sh2a-single: Delete file.
21479 * config/sh/t-mlib-sh2a-single-only: Delete file.
21480 * config/sh/t-mlib-sh2e: Delete file.
21481 * config/sh/t-mlib-sh3e: Delete file.
21482 * config/sh/t-mlib-sh4: Delete file.
21483 * config/sh/t-mlib-sh4-nofpu: Delete file.
21484 * config/sh/t-mlib-sh4-single: Delete file.
21485 * config/sh/t-mlib-sh4-single-only: Delete file.
21486 * config/sh/t-mlib-sh4a: Delete file.
21487 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21488 * config/sh/t-mlib-sh4a-single: Delete file.
21489 * config/sh/t-mlib-sh4a-single-only: Delete file.
21490 * config/sh/t-mlib-sh4al: Delete file.
21491 * config/sh/t-mlib-sh5-32media: Delete file.
21492 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21493 * config/sh/t-mlib-sh5-64media: Delete file.
21494 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21495 * config/sh/t-mlib-sh5-compact: Delete file.
21496 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21497 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21498 * doc/install.texi (Options specification): Add
21499 --with-multilib-list and --with-endian.
21501 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21503 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21505 (OBJS-common): Add plugin-version.o.
21506 (plugin-version.o): New.
21507 * gcc-plugin.h (plugin_gcc_version): New.
21508 (plugin_default_version_check): New.
21509 (plugin_init_func, plugin_init): Add version argument.
21510 * plugin-version.c: New.
21511 * plugin.c (str_plugin_gcc_version_name): New.
21512 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21513 pass it to the init function.
21514 (plugin_default_version_check): New.
21516 2009-04-17 Richard Guenther <rguenther@suse.de>
21518 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21519 for decl-vs-decl disambiguation.
21521 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21523 * config/s390/s390.h (s390_tune_attr): New macro definition.
21524 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21526 2009-04-17 Richard Guenther <rguenther@suse.de>
21528 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21529 (fold_stmt_r): Likewise.
21530 (maybe_fold_reference): New function.
21531 (fold_gimple_assign): Handle cases fold_stmt_r did.
21532 (fold_stmt): Do not use fold_stmt_r.
21533 (fold_stmt_inplace): Likewise.
21535 2009-04-17 Richard Guenther <rguenther@suse.de>
21537 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21538 (record_equivalences_from_stmt): Remove useless checks and
21540 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21541 the type is already suitable.
21543 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21545 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21547 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21549 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21550 (CMPtype): Define as __gcc_CMPtype.
21552 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21554 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21555 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21557 2009-04-17 Richard Guenther <rguenther@suse.de>
21559 PR tree-optimization/39746
21560 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21561 special-casing for builtins and static variable use/def.
21562 (call_may_clobber_ref_p_1): Likewise.
21564 2009-04-16 Ian Lance Taylor <iant@google.com>
21566 * df.h: Include "timevar.h".
21567 (struct df_problem): Change tv_id field to timevar_id_t.
21568 * tree-pass.h: Include "timevar.h".
21569 (struct opt_pass): Change tv_id field to timevar_id_t.
21570 * timevar.h (timevar_id_t): Define TV_NONE.
21571 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21572 TV_NONE rather than tv_id != 0.
21573 (execute_one_pass): Likewise.
21574 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21575 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21576 dependencies to $(TREE_PASS_H).
21577 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21579 (pass_branch_target_load_optimize2): Likewise.
21580 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21581 (pass_outof_cfg_layout_mode): Likewise.
21582 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21583 (pass_rebuild_cgraph_edges): Likewise.
21584 (pass_remove_cgraph_callee_edges): Likewise.
21585 * df-core.c (pass_df_initialize_opt): Likewise.
21586 (pass_df_initialize_no_opt): Likewise.
21587 (pass_df_finish): Likewise.
21588 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21589 * except.c (pass_set_nothrow_function_flags): Likewise.
21590 (pass_convert_to_eh_region_ranges): Likewise.
21591 * final.c (pass_compute_alignments): Likewise.
21592 * function.c (pass_instantiate_virtual_regs): Likewise.
21593 (pass_init_function): Likewise.
21594 (pass_leaf_regs): Likewise.
21595 (pass_match_asm_constraints): Likewise.
21596 * gimple-low.c (pass_lower_cf): Likewise.
21597 (pass_mark_used_blocks): Likewise.
21598 * init-regs.c (pass_initialize_regs): Likewise.
21599 * integrate.c (pass_initial_value_sets): Likewise.
21600 * ira.c (pass_ira): Likewise.
21601 * jump.c (pass_cleanup_barriers): Likewise.
21602 * omp-low.c (pass_expand_omp): Likewise.
21603 (pass_lower_omp): Likewise.
21604 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21605 * recog.c (pass_split_all_insns): Likewise.
21606 (pass_split_after_reload): Likewise.
21607 (pass_split_before_regstack): Likewise.
21608 (pass_split_before_sched2): Likewise.
21609 (pass_split_for_shorten_branches): Likewise.
21610 * reginfo.c (pass_reginfo_init): Likewise.
21611 (pass_subregs_of_mode_init): Likewise.
21612 (pass_subregs_of_mode_finish): Likewise.
21613 * passes.c (pass_postreload): Likewise.
21614 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21615 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21616 (pass_warn_function_return): Likewise.
21617 (pass_warn_function_noreturn): Likewise.
21618 * tree-complex.c (pass_lower_complex): Likewise.
21619 (pass_lower_complex_O0): Likewise.
21620 * tree-if-conv.c (pass_if_conversion): Likewise.
21621 * tree-into-ssa.c (pass_build_ssa): Likewise.
21622 * tree-mudflap.c (pass_mudflap_1): Likewise.
21623 (pass_mudflap_2): Likewise.
21624 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21625 (pass_mudflap_2): Likewise.
21626 * tree-nrv.c (pass_return_slot): Likewise.
21627 * tree-object-size.c (pass_object_sizes): Likewise.
21628 * tree-optimize.c (pass_all_optimizations): Likewise.
21629 (pass_early_local_passes): Likewise.
21630 (pass_all_early_optimizations): Likewise.
21631 (pass_cleanup_cfg): Likewise.
21632 (pass_cleanup_cfg_post_optimizing): Likewise.
21633 (pass_free_datastructures): Likewise.
21634 (pass_free_cfg_annotations): Likewise.
21635 (pass_fixup_cfg): Likewise.
21636 (pass_init_datastructures): Likewise.
21637 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21638 (pass_late_warn_uninitialized): Likewise.
21639 (pass_update_address_taken): Likewise.
21640 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21641 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21642 (pass_cse_sincos): Likewise.
21643 (pass_convert_to_rsqrt): Likewise.
21644 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21645 * tree-stdarg.c (pass_stdarg): Likewise.
21646 * tree-tailcall.c (pass_tail_recursion): Likewise.
21647 (pass_tail_calls): Likewise.
21648 * tree-vect-generic.c (pass_lower_vector): Likewise.
21649 (pass_lower_vector_ssa): Likewise.
21650 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21652 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21654 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21656 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21658 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21659 logical and signext.
21661 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21664 * config/sh/predicates.md (arith_operand): Check if the operand
21665 of TRUNCATE is a REG.
21667 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21669 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21670 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21672 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21674 * tree-iterator.c (tsi_split_statement_list_after,
21675 tsi_split_statement_list_before): Remove.
21676 * tree-iterator.h: Remove the prototypes for
21677 tsi_split_statement_list_after and tsi_split_statement_list_before.
21679 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21681 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21682 * tree-ssa-propagate.h: Remove the prototype for
21683 stmt_makes_single_load.
21685 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21687 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21688 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21690 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21692 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21694 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21696 * except.c (eh_region_outer_p): Remove.
21697 * except.h: Remove the prototype for eh_region_outer_p.
21699 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21701 * function.c (current_function_assembler_name): Remove.
21702 * function.h: Remove the prototype for
21703 current_function_assembler_name.
21705 2009-04-16 Ian Lance Taylor <iant@google.com>
21707 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21708 (add_reg_note): Call alloc_reg_note.
21709 * rtl.h (alloc_reg_note): Declare.
21710 * combine.c (try_combine): Use alloc_reg_note.
21711 (recog_for_combine, move_deaths): Likewise.
21712 (distribute_notes): Use alloc_reg_note and add_reg_note.
21713 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21714 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21715 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21717 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21719 PR rtl-optimization/39762
21720 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21721 ira_may_move_out_cost): Add comments about way of their usage.
21722 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21724 * ira-conflicts.c (process_regs_for_copy): Use function
21725 ira_get_register_move_cost instead of global
21726 ira_register_move_cost.
21728 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21729 color_pass, move_spill_restore, update_curr_costs): Ditto.
21731 * ira-lives.c (process_single_reg_class_operands): Ditto.
21733 * ira-emit.c (emit_move_list): Ditto.
21735 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21736 (record_reg_classes): Ditto. Use functions
21737 ira_get_register_move_cost and ira_get_may_move_cost instead of
21738 global vars ira_register_move_cost, ira_may_move_out_cost and
21739 ira_may_move_in_cost.
21740 (record_address_regs): Don't call ira_init_register_move_cost.
21741 Use function ira_get_may_move_cost instead of global
21742 ira_may_move_in_cost.
21743 (process_bb_node_for_hard_reg_moves): Use function
21744 ira_get_register_move_cost instead of global ira_register_move_cost.
21745 (ira_costs): Don't call ira_init_register_move_cost.
21747 2009-04-16 Richard Guenther <rguenther@suse.de>
21749 * tree-cfg.c (verify_gimple_assign_binary):
21750 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21751 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21752 (create_general_new_stmt): Note that this function is broken.
21754 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21756 * common.opt (fhelp): Add Var(help_flag).
21757 * gcc-plugin.h (plugin_info): Add help.
21758 * plugin.c (plugin_name_args): Add help.
21759 (register_plugin_info): Set plugin->help.
21760 (print_help_one_plugin): New.
21761 (print_plugins_help): New.
21762 * plugin.h (print_plugins_help): New.
21763 * toplev.c (toplev_main): Call print_plugins_help if needed.
21765 2009-04-16 Richard Guenther <rguenther@suse.de>
21767 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21768 (gimple_ior_addresses_taken_1): New function.
21769 (gimple_ior_addresses_taken): Likewise.
21770 * gimple.h (struct gimple_statement_with_ops_base): Remove
21771 addresses_taken member.
21772 (gimple_ior_addresses_taken): Declare.
21773 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21774 gimple_set_addresses_taken): Remove.
21775 * ipa-reference.c (mark_address): New function.
21776 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21777 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21778 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21779 (gimple_add_to_addresses_taken): Remove.
21780 (get_tmr_operands): Call mark_address_taken.
21781 (get_asm_expr_operands): Likewise.
21782 (get_expr_operands): Likewise.
21783 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21784 (free_stmt_operands): Do not free it.
21785 * tree-ssa.c (delete_tree_ssa): Likewise.
21786 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21788 2009-04-16 Richard Guenther <rguenther@suse.de>
21790 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21791 (walk_stmt_load_store_ops): Likewise.
21792 * gimple.c (get_base_loadstore): New function.
21793 (walk_stmt_load_store_addr_ops): Likewise.
21794 (walk_stmt_load_store_ops): Likewise.
21795 * ipa-pure-const.c (check_op): Simplify.
21796 (check_load, check_store): New functions.
21797 (check_stmt): Use walk_stmt_load_store_ops.
21798 * ipa-reference.c (mark_load): Adjust signature.
21799 (mark_store): Likewise.
21800 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21802 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21804 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21805 (plugin_info): New.
21806 * opts.c (common_handle_option): Don't call print_version.
21807 * plugin.c (plugin_name_args): Add version.
21808 (register_plugin_info): New.
21809 (register_callback): Handle PLUGIN_INFO.
21810 (try_init_one_plugin): New.
21811 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21813 (finalize_one_plugin): New.
21814 (finalize_plugins): New.
21815 (print_one_plugin): New.
21816 (print_plugins_versions): New.
21817 * plugin.h (print_plugins_versions): New.
21818 (finalize_plugins): New.
21819 * toplev.c (compile_file): Don't call initialize_plugins.
21820 (print_version): Call print_plugins_versions.
21821 (toplev_main): Call initialize_plugins. Print version if needed.
21822 Call finalize_plugins.
21824 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21826 * common.opt (fversion): New.
21827 * gcc.c (print_version): New.
21828 (process_command): Don't print the version. Just set print_version.
21829 (main): Print version. Call subprocesses if print_version and
21830 verbose_flag are set.
21831 * opts.c (common_handle_option): Handle OPT_fversion.
21833 2009-04-16 Richard Guenther <rguenther@suse.de>
21834 Ira Rosen <irar@il.ibm.com>
21836 PR tree-optimization/39698
21837 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21838 type of the reduction variable. Only generate the def if
21841 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21842 make sure to first convert to an integer of the same precision.
21843 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21844 the type of the evolution correctly in computing the new
21845 induction variable base.
21847 2009-04-16 Richard Guenther <rguenther@suse.de>
21849 PR middle-end/39625
21850 * tree-cfg.c (make_blocks): Split statements with to-be
21851 abnormal SSA names on the lhs.
21853 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21855 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21856 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21857 * c-typeck.c (really_start_incremental_init): Likewise.
21858 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21859 (TARGET_INITIALIZER): Remove it.
21860 * target.h (struct target): Remove vector_opaque_p.
21861 * tree.c (build_opaque_vector_type): New.
21862 * tree.h (TYPE_VECTOR_OPAQUE): New.
21863 (build_opaque_vector_type): Declare.
21864 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21865 * config/rs6000/rs6000.c (build_opaque_vector_type,
21866 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21867 (rs6000_init_builtins): Use build_opaque_vector_type for
21868 opaque_V4SI_type_node.
21870 2009-04-15 Catherine Moore <clm@codesourcery.com>
21872 * debug.h (set_name): Declare.
21873 * dwarf2out.c (dwarf2out_set_name): Declare.
21874 (dwarf2_debug_hooks): Add set_name.
21875 (find_AT_string): New.
21876 (add_AT_string): Call find_AT_string.
21877 (dwarf2out_set_name): New.
21878 * cp/decl.c (grokdeclarator): Call set_name.
21879 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21880 * debug.c (do_nothing_debug_hooks): Likewise.
21881 * dbxout.c (dbx_debug_hooks): Likewise.
21882 * sdbout.c (sdb_debug_hooks): Likewise.
21884 2009-04-15 Michael Eager <eager@eagercon.com>
21886 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21887 reg for single-precision FPU.
21888 * config/rs6000/rs6000.md (movsi_internal1): Only for
21889 !TARGET_SINGLE_FPU.
21890 (movsi_internal1_single): New. Add pattern to move SI values to/from
21891 single-precision FP regs.
21893 2009-04-15 Richard Guenther <rguenther@suse.de>
21895 * omp-low.c (lower_rec_input_clauses): Build correct address
21897 (expand_omp_for_generic): Fix multiplication type.
21898 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21899 (generate_memset_zero): Fix types.
21900 * tree-profile.c (prepare_instrumented_value): Correctly
21903 2009-04-15 Ian Lance Taylor <iant@google.com>
21905 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21906 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21907 for -Wall and for -Wc++-compat.
21908 (c_common_post_options): For C++, set warn_enum_compare if not
21910 * c-tree.h (struct c_expr): Add field original_type.
21911 (build_external_ref): Update declaration.
21912 * c-parser.c (c_parser_braced_init): Set original_type.
21913 (c_parser_initelt): Likewise.
21914 (c_parser_expr_no_commas): Likewise.
21915 (c_parser_conditional_expression): Likewise.
21916 (c_parser_cast_expression): Likewise.
21917 (c_parser_unary_expression): Likewise. Pull setting of
21918 original_code to top of function.
21919 (c_parser_sizeof_expression): Set original_type.
21920 (c_parser_alignof_expression): Likewise.
21921 (c_parser_postfix_expression): Likewise. Pull setting of
21922 original_code to top of function.
21923 (c_parser_postfix_expression_after_paren_type): Set original_type.
21924 (c_parser_postfix_expression_after_primary): Likewise.
21925 (c_parser_expression): Likewise.
21926 * c-typeck.c (build_external_ref): Add type parameter. Change all
21928 (c_expr_sizeof_expr): Set original_type field.
21929 (parser_build_unary_op): Likewise.
21930 (parser_build_binary_op): Likewise. Optionally warn about
21931 comparisons of enums of different types.
21932 (digest_init): Set original_type field.
21933 (really_start_incremental_init): Likewise.
21934 (push_init_level, pop_init_level): Likewise.
21935 * doc/invoke.texi (Warning Options): -Wenum-compare now
21938 2009-04-15 Richard Guenther <rguenther@suse.de>
21940 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21941 out a necessary conversion.
21942 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21943 names we didn't value number.
21944 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21946 2009-04-15 Richard Guenther <rguenther@suse.de>
21948 PR tree-optimization/39764
21949 * tree-ssa-ccp.c (get_value): Canonicalize value with
21950 canonicalize_float_value.
21952 2009-04-15 Jan Hubicka <jh@suse.cz>
21954 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21955 Wrong version of patch.
21957 2009-04-15 Jan Hubicka <jh@suse.cz>
21959 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21961 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21963 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21964 our distinct integral and vector types.
21966 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21968 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21969 * init.c (build_vtbl_address): Remove call to assemble_external.
21971 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21973 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21974 output for other floating point modes.
21976 2009-04-14 Diego Novillo <dnovillo@google.com>
21978 * diagnostic.c (diagnostic_report_diagnostic): Do not
21979 warn about loaded plugins for DK_ERROR and DK_WARNING.
21980 * c-decl.c (declspecs_add_type): Move call to
21981 invoke_plugin_callbacks ...
21982 * c-parser.c (c_parser_declspecs): ... here.
21983 * plugin.c (dump_active_plugins): Tidy output.
21985 2009-04-14 Diego Novillo <dnovillo@google.com>
21986 Le-Chun Wu <lcwu@google.com>
21988 * configure.ac: Add --enable-plugin support.
21989 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21990 * Makefile.in (PLUGIN_H): Define.
21991 Export ENABLE_PLUGIN and GMPINC to site.exp.
21992 Add PLUGINLIBS to link command.
21993 Add/modify dependencies for plugin.o and files including plugin.h.
21995 * config.in: Regenerate.
21997 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22000 2009-04-14 Le-Chun Wu <lcwu@google.com>
22002 * tree-pass.h (register_one_dump_file): Add a prototype for
22003 register_one_dump_file.
22004 * toplev.c (compile_file): Call initialize_plugins.
22005 (do_compile): Call invoke_plugin_callbacks.
22006 (toplev_main): Call invoke_plugin_callbacks.
22007 * common.opt: Add -fplugin= and -fplugin-arg-.
22008 * gcc-plugin.h: New public header file for plugins to include.
22009 * plugin.c: New source file.
22010 * plugin.h: New internal header file.
22011 * passes.c (register_one_dump_file): Make it external.
22013 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22015 2009-04-14 Diego Novillo <dnovillo@google.com>
22017 * doc/plugins.texi: New.
22018 * doc/gccint.texi: Add reference to Plugins chapter.
22019 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22020 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22021 loaded plugins, if any.
22022 * timevar.def (TV_PLUGIN_INIT): Define.
22023 (TV_PLUGIN_RUN): Define.
22024 * plugin.c: Include timevar.h
22025 (plugins_active_p): New.
22026 (dump_active_plugins): New.
22027 (debug_active_plugins): New.
22029 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22031 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22033 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22035 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22037 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22038 the same as a minus without a shift.
22040 2009-04-14 Nick Clifton <nickc@redhat.com>
22042 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22043 comparisons with small integers will always produce a short
22046 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22049 2008-12-19 Diego Novillo <dnovillo@google.com>
22051 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22053 2009-04-14 Richard Guenther <rguenther@suse.de>
22055 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22057 (verify_gimple_assign_binary): Likewise. Handle shifts and
22059 (verify_gimple_phi): Print the mismatched argument position.
22060 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22062 (vect_update_init_of_dr): Likewise.
22063 * matrix-reorg.c (transform_access_sites): Do what the
22065 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22067 2009-04-13 Michael Eager <eager@eagercon.com>
22069 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22070 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22071 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22072 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22073 remove duplicate config
22075 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22077 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22078 file_name:line_number type locator of the call site.
22080 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22082 * genautomata.c: Put blank after comma.
22083 (automaton_decls): New.
22084 (struct unit_usage): Add comments to member next.
22085 (store_alt_unit_usage): Keep the list ordered.
22086 (unit_present_on_list_p, equal_alternatives_p): New.
22087 (check_regexp_units_distribution): Check units distribution
22088 correctness correctly.
22089 (main): Don't write automata if error is found. Return correct
22092 * config/m68k/cf.md (cfv4_ds): Remove.
22093 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22094 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22096 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22097 power4-load-ext, power4-store, power4-store-update,
22098 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22099 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22100 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22101 power4-sqrt, power4-isync): Modify reservation to make correct
22102 unit distribution to automata.
22104 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22105 power5-store-update, power5-two, power5-three, power5-lmul,
22106 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22108 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22110 * except.c (pass_set_nothrow_function_flags): Set name and add
22112 (set_nothrow_function_flags): Mention in the dump file when
22113 changing a function to nothrow.
22115 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22118 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22119 instead of unsigned long.
22121 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22123 * config/arm/arm.c (return_used_this_function): Remove.
22124 (arm_output_function_prologue): Remove use of
22125 return_used_this_function.
22126 (output_return_instruction): Replace use of
22127 return_used_this_function
22128 by cfun->machine->return_used_this_function.
22129 (arm_output_epilogue): Likewise.
22130 (arm_output_function_epilogue): Likewise.
22131 (thumb_unexpanded_epilogue): Likewise.
22132 * config/arm/arm.h (struct machine_function):
22133 New member return_used_this_function.
22135 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22137 * doc/install.texi: Correct description of default directory for
22138 --with-gxx-include-dir.
22140 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22142 * fold-const.c (build_range_check): Properly deal with enumeral and
22143 boolean base types.
22145 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22147 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22148 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22149 * params.h (MAX_GCSE_PASSES): Remove.
22150 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22151 in sequence. Remove ability to run multiple passes.
22152 (bypass_jumps): Report run as third CPROP pass.
22154 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22156 PR middle-end/39651
22157 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22158 when deciding whether the whole SEQUENCE can throw.
22160 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22163 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22164 offseted label references.
22166 2009-04-11 Jan Hubicka <jh@suse.cz>
22168 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22170 2009-04-11 Richard Guenther <rguenther@suse.de>
22172 PR middle-end/39732
22173 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22174 return variables as TREE_ADDRESSABLE.
22176 2009-04-11 Richard Guenther <rguenther@suse.de>
22178 PR tree-optimization/39713
22179 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22180 reference trees have SSA_NAME operands.
22182 2009-04-11 Richard Guenther <rguenther@suse.de>
22185 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22186 address expressions.
22188 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22190 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22191 match changes in Cygwin 1.7
22192 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22193 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22195 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22197 PR tree-optimization/39701
22198 * doc/invoke.texi (Optimization Options): Document change in
22199 meaning and initialization of -fdelete-null-pointer-checks.
22201 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22203 PR middle-end/39701
22204 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22206 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22209 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22211 2009-04-10 Chao-ying Fu <fu@mips.com>
22213 * doc/tm.texi (Instruction Output): Document
22214 TARGET_ASM_FINAL_POSTSCAN_INSN.
22215 * target.h (final_postscan_insn): New field in asm_out.
22216 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22217 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22218 * final.c (final_scan_insn): Call
22219 targetm.asm_out.final_postscan_insn after outputting
22220 an asm macro and a normal instruction.
22222 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22223 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22224 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22225 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22226 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22228 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22230 PR middle-end/39701
22231 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22232 variables as non-NULL even with -fdelete-null-pointer-checks.
22234 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22236 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22238 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22241 * config/i386/i386.c (classify_argument): Handle SCmode with
22242 (bit_offset % 64) != 0.
22244 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22246 * doc/invoke.texi (Optimize Options): Add cross-reference to
22247 -Q --help=optimizers examples.
22249 2009-04-10 Ben Elliston <bje@au.ibm.com>
22252 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22253 regalign for the reg == fpr and TDmode case.
22255 2009-04-09 David Ayers <ayers@fsfe.org>
22258 * objc/objc-act.c (warn_with_method): Remove helper function.
22259 (check_duplicates): Call warning and inform directly.
22260 (really_start_method): Likewise.
22262 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22264 * expmed.c (expand_divmod): Always use a comparison for a division
22265 by a large unsigned integer.
22267 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22268 for things others than variables or functions as nonzero.
22270 2009-04-09 Nick Clifton <nickc@redhat.com>
22272 * unwind-compat.c: Change copyright header to refer to version
22273 3 of the GNU General Public License with version 3.1 of the
22274 GCC Runtime Library Exception and to point readers at the
22275 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22276 * config/alpha/crtfastmath.c: Likewise.
22277 * config/alpha/linux-unwind.h: Likewise.
22278 * config/alpha/qrnnd.asm: Likewise.
22279 * config/alpha/vms-crt0-64.c: Likewise.
22280 * config/alpha/vms-crt0.c: Likewise.
22281 * config/alpha/vms-dwarf2.asm: Likewise.
22282 * config/alpha/vms-dwarf2eh.asm: Likewise.
22283 * config/alpha/vms-psxcrt0-64.c: Likewise.
22284 * config/alpha/vms-psxcrt0.c: Likewise.
22285 * config/alpha/vms_tramp.asm: Likewise.
22286 * config/arc/initfini.c: Likewise.
22287 * config/arc/lib1funcs.asm: Likewise.
22288 * config/arm/bpabi-v6m.S: Likewise.
22289 * config/arm/bpabi.S: Likewise.
22290 * config/arm/bpabi.c: Likewise.
22291 * config/arm/crti.asm: Likewise.
22292 * config/arm/crtn.asm: Likewise.
22293 * config/arm/ieee754-df.S: Likewise.
22294 * config/arm/ieee754-sf.S: Likewise.
22295 * config/arm/lib1funcs.asm: Likewise.
22296 * config/arm/libunwind.S: Likewise.
22297 * config/arm/linux-atomic.c: Likewise.
22298 * config/arm/mmintrin.h: Likewise.
22299 * config/arm/pr-support.c: Likewise.
22300 * config/arm/unaligned-funcs.c: Likewise.
22301 * config/arm/unwind-arm.c: Likewise.
22302 * config/arm/unwind-arm.h: Likewise.
22303 * config/avr/libgcc.S: Likewise.
22304 * config/bfin/crti.s: Likewise.
22305 * config/bfin/crtlibid.s: Likewise.
22306 * config/bfin/crtn.s: Likewise.
22307 * config/bfin/lib1funcs.asm: Likewise.
22308 * config/bfin/linux-unwind.h: Likewise.
22309 * config/cris/arit.c: Likewise.
22310 * config/cris/cris_abi_symbol.c: Likewise.
22311 * config/darwin-64.c: Likewise.
22312 * config/darwin-crt2.c: Likewise.
22313 * config/darwin-crt3.c: Likewise.
22314 * config/darwin.h: Likewise.
22315 * config/dbxelf.h: Likewise.
22316 * config/dfp-bit.c: Likewise.
22317 * config/dfp-bit.h: Likewise.
22318 * config/elfos.h: Likewise.
22319 * config/fixed-bit.c: Likewise.
22320 * config/fixed-bit.h: Likewise.
22321 * config/fp-bit.c: Likewise.
22322 * config/fp-bit.h: Likewise.
22323 * config/fr30/crti.asm: Likewise.
22324 * config/fr30/crtn.asm: Likewise.
22325 * config/fr30/lib1funcs.asm: Likewise.
22326 * config/freebsd-spec.h: Likewise.
22327 * config/frv/cmovd.c: Likewise.
22328 * config/frv/cmovh.c: Likewise.
22329 * config/frv/cmovw.c: Likewise.
22330 * config/frv/frvbegin.c: Likewise.
22331 * config/frv/frvend.c: Likewise.
22332 * config/frv/lib1funcs.asm: Likewise.
22333 * config/glibc-stdint.h: Likewise.
22334 * config/h8300/clzhi2.c: Likewise.
22335 * config/h8300/crti.asm: Likewise.
22336 * config/h8300/crtn.asm: Likewise.
22337 * config/h8300/ctzhi2.c: Likewise.
22338 * config/h8300/fixunssfsi.c: Likewise.
22339 * config/h8300/lib1funcs.asm: Likewise.
22340 * config/h8300/parityhi2.c: Likewise.
22341 * config/h8300/popcounthi2.c: Likewise.
22342 * config/i386/ammintrin.h: Likewise.
22343 * config/i386/att.h: Likewise.
22344 * config/i386/avxintrin.h: Likewise.
22345 * config/i386/biarch64.h: Likewise.
22346 * config/i386/bmmintrin.h: Likewise.
22347 * config/i386/cpuid.h: Likewise.
22348 * config/i386/cross-stdarg.h: Likewise.
22349 * config/i386/crtfastmath.c: Likewise.
22350 * config/i386/crtprec.c: Likewise.
22351 * config/i386/cygming-crtbegin.c: Likewise.
22352 * config/i386/cygming-crtend.c: Likewise.
22353 * config/i386/cygwin.asm: Likewise.
22354 * config/i386/emmintrin.h: Likewise.
22355 * config/i386/gmm_malloc.h: Likewise.
22356 * config/i386/gthr-win32.c: Likewise.
22357 * config/i386/i386.h: Likewise.
22358 * config/i386/immintrin.h: Likewise.
22359 * config/i386/linux-unwind.h: Likewise.
22360 * config/i386/linux64.h: Likewise.
22361 * config/i386/mm3dnow.h: Likewise.
22362 * config/i386/mmintrin-common.h: Likewise.
22363 * config/i386/mmintrin.h: Likewise.
22364 * config/i386/nmmintrin.h: Likewise.
22365 * config/i386/pmm_malloc.h: Likewise.
22366 * config/i386/pmmintrin.h: Likewise.
22367 * config/i386/smmintrin.h: Likewise.
22368 * config/i386/sol2-c1.asm: Likewise.
22369 * config/i386/sol2-ci.asm: Likewise.
22370 * config/i386/sol2-cn.asm: Likewise.
22371 * config/i386/sol2-gc1.asm: Likewise.
22372 * config/i386/tmmintrin.h: Likewise.
22373 * config/i386/unix.h: Likewise.
22374 * config/i386/w32-unwind.h: Likewise.
22375 * config/i386/wmmintrin.h: Likewise.
22376 * config/i386/x86-64.h: Likewise.
22377 * config/i386/x86intrin.h: Likewise.
22378 * config/i386/xmmintrin.h: Likewise.
22379 * config/ia64/crtbegin.asm: Likewise.
22380 * config/ia64/crtend.asm: Likewise.
22381 * config/ia64/crtfastmath.c: Likewise.
22382 * config/ia64/crti.asm: Likewise.
22383 * config/ia64/crtn.asm: Likewise.
22384 * config/ia64/fde-glibc.c: Likewise.
22385 * config/ia64/lib1funcs.asm: Likewise.
22386 * config/ia64/linux-unwind.h: Likewise.
22387 * config/ia64/quadlib.c: Likewise.
22388 * config/ia64/unwind-ia64.c: Likewise.
22389 * config/linux.h: Likewise.
22390 * config/m32c/m32c-lib1.S: Likewise.
22391 * config/m32c/m32c-lib2-trapv.c: Likewise.
22392 * config/m32c/m32c-lib2.c: Likewise.
22393 * config/m32r/initfini.c: Likewise.
22394 * config/m68hc11/larith.asm: Likewise.
22395 * config/m68hc11/m68hc11-crt0.S: Likewise.
22396 * config/m68k/cf.md: Likewise.
22397 * config/m68k/crti.s: Likewise.
22398 * config/m68k/crtn.s: Likewise.
22399 * config/m68k/lb1sf68.asm: Likewise.
22400 * config/m68k/linux-unwind.h: Likewise.
22401 * config/mcore/crti.asm: Likewise.
22402 * config/mcore/crtn.asm: Likewise.
22403 * config/mcore/lib1.asm: Likewise.
22404 * config/mips/linux-unwind.h: Likewise.
22405 * config/mips/loongson.h: Likewise.
22406 * config/mips/mips16.S: Likewise.
22407 * config/mmix/crti.asm: Likewise.
22408 * config/mmix/crtn.asm: Likewise.
22409 * config/pa/fptr.c: Likewise.
22410 * config/pa/hpux-unwind.h: Likewise.
22411 * config/pa/lib2funcs.asm: Likewise.
22412 * config/pa/linux-atomic.c: Likewise.
22413 * config/pa/linux-unwind.h: Likewise.
22414 * config/pa/milli64.S: Likewise.
22415 * config/pa/quadlib.c: Likewise.
22416 * config/pa/stublib.c: Likewise.
22417 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22418 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22419 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22420 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22421 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22422 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22423 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22424 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22425 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22426 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22427 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22428 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22429 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22430 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22431 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22432 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22433 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22434 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22435 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22436 * config/rs6000/750cl.h: Likewise.
22437 * config/rs6000/altivec.h: Likewise.
22438 * config/rs6000/biarch64.h: Likewise.
22439 * config/rs6000/crtresfpr.asm: Likewise.
22440 * config/rs6000/crtresgpr.asm: Likewise.
22441 * config/rs6000/crtresxfpr.asm: Likewise.
22442 * config/rs6000/crtresxgpr.asm: Likewise.
22443 * config/rs6000/crtsavfpr.asm: Likewise.
22444 * config/rs6000/crtsavgpr.asm: Likewise.
22445 * config/rs6000/darwin-asm.h: Likewise.
22446 * config/rs6000/darwin-fallback.c: Likewise.
22447 * config/rs6000/darwin-fpsave.asm: Likewise.
22448 * config/rs6000/darwin-ldouble.c: Likewise.
22449 * config/rs6000/darwin-tramp.asm: Likewise.
22450 * config/rs6000/darwin-unwind.h: Likewise.
22451 * config/rs6000/darwin-vecsave.asm: Likewise.
22452 * config/rs6000/darwin-world.asm: Likewise.
22453 * config/rs6000/e500crtres32gpr.asm: Likewise.
22454 * config/rs6000/e500crtres64gpr.asm: Likewise.
22455 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22456 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22457 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22458 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22459 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22460 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22461 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22462 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22463 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22464 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22465 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22466 * config/rs6000/eabi-ci.asm: Likewise.
22467 * config/rs6000/eabi-cn.asm: Likewise.
22468 * config/rs6000/eabi.asm: Likewise.
22469 * config/rs6000/linux-unwind.h: Likewise.
22470 * config/rs6000/linux64.h: Likewise.
22471 * config/rs6000/paired.h: Likewise.
22472 * config/rs6000/paired.md: Likewise.
22473 * config/rs6000/ppc64-fp.c: Likewise.
22474 * config/rs6000/ppu_intrinsics.h: Likewise.
22475 * config/rs6000/rs6000.h: Likewise.
22476 * config/rs6000/si2vmx.h: Likewise.
22477 * config/rs6000/sol-ci.asm: Likewise.
22478 * config/rs6000/sol-cn.asm: Likewise.
22479 * config/rs6000/spe.h: Likewise.
22480 * config/rs6000/spu2vmx.h: Likewise.
22481 * config/rs6000/sysv4.h: Likewise.
22482 * config/rs6000/tramp.asm: Likewise.
22483 * config/rs6000/vec_types.h: Likewise.
22484 * config/s390/linux-unwind.h: Likewise.
22485 * config/s390/tpf-unwind.h: Likewise.
22486 * config/score/crti.asm: Likewise.
22487 * config/score/crtn.asm: Likewise.
22488 * config/sh/crt1.asm: Likewise.
22489 * config/sh/crti.asm: Likewise.
22490 * config/sh/crtn.asm: Likewise.
22491 * config/sh/divtab-sh4-300.c: Likewise.
22492 * config/sh/divtab-sh4.c: Likewise.
22493 * config/sh/divtab.c: Likewise.
22494 * config/sh/lib1funcs-4-300.asm: Likewise.
22495 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22496 * config/sh/lib1funcs.asm: Likewise.
22497 * config/sh/lib1funcs.h: Likewise.
22498 * config/sh/linux-atomic.asm: Likewise.
22499 * config/sh/linux-unwind.h: Likewise.
22500 * config/sh/shmedia.h: Likewise.
22501 * config/sh/sshmedia.h: Likewise.
22502 * config/sh/ushmedia.h: Likewise.
22503 * config/sparc/crtfastmath.c: Likewise.
22504 * config/sparc/linux-unwind.h: Likewise.
22505 * config/sparc/sol2-c1.asm: Likewise.
22506 * config/sparc/sol2-ci.asm: Likewise.
22507 * config/sparc/sol2-cn.asm: Likewise.
22508 * config/spu/divmodti4.c: Likewise.
22509 * config/spu/divv2df3.c: Likewise.
22510 * config/spu/float_disf.c: Likewise.
22511 * config/spu/float_unsdidf.c: Likewise.
22512 * config/spu/float_unsdisf.c: Likewise.
22513 * config/spu/float_unssidf.c: Likewise.
22514 * config/spu/mfc_multi_tag_release.c: Likewise.
22515 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22516 * config/spu/mfc_tag_release.c: Likewise.
22517 * config/spu/mfc_tag_reserve.c: Likewise.
22518 * config/spu/mfc_tag_table.c: Likewise.
22519 * config/spu/multi3.c: Likewise.
22520 * config/spu/spu_internals.h: Likewise.
22521 * config/spu/spu_intrinsics.h: Likewise.
22522 * config/spu/spu_mfcio.h: Likewise.
22523 * config/spu/vec_types.h: Likewise.
22524 * config/spu/vmx2spu.h: Likewise.
22525 * config/stormy16/stormy16-lib2.c: Likewise.
22526 * config/svr4.h: Likewise.
22527 * config/sync.c: Likewise.
22528 * config/v850/lib1funcs.asm: Likewise.
22529 * config/vxlib-tls.c: Likewise.
22530 * config/vxlib.c: Likewise.
22531 * config/vxworks-dummy.h: Likewise.
22532 * config/xtensa/crti.asm: Likewise.
22533 * config/xtensa/crtn.asm: Likewise.
22534 * config/xtensa/ieee754-df.S: Likewise.
22535 * config/xtensa/ieee754-sf.S: Likewise.
22536 * config/xtensa/lib1funcs.asm: Likewise.
22537 * config/xtensa/lib2funcs.S: Likewise.
22538 * config/xtensa/linux-unwind.h: Likewise.
22539 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22540 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22541 * coretypes.h: Likewise.
22542 * crtstuff.c: Likewise.
22543 * defaults.h: Likewise.
22544 * dwarf2.h: Likewise.
22545 * emutls.c: Likewise.
22546 * gbl-ctors.h: Likewise.
22547 * gcov-io.h: Likewise.
22548 * ginclude/float.h: Likewise.
22549 * ginclude/iso646.h: Likewise.
22550 * ginclude/stdarg.h: Likewise.
22551 * ginclude/stdbool.h: Likewise.
22552 * ginclude/stddef.h: Likewise.
22553 * ginclude/stdfix.h: Likewise.
22554 * ginclude/stdint-gcc.h: Likewise.
22555 * ginclude/tgmath.h: Likewise.
22556 * gthr-aix.h: Likewise.
22557 * gthr-dce.h: Likewise.
22558 * gthr-gnat.c: Likewise.
22559 * gthr-gnat.h: Likewise.
22560 * gthr-lynx.h: Likewise.
22561 * gthr-mipssde.h: Likewise.
22562 * gthr-nks.h: Likewise.
22563 * gthr-posix.c: Likewise.
22564 * gthr-posix.h: Likewise.
22565 * gthr-posix95.h: Likewise.
22566 * gthr-rtems.h: Likewise.
22567 * gthr-single.h: Likewise.
22568 * gthr-solaris.h: Likewise.
22569 * gthr-tpf.h: Likewise.
22570 * gthr-vxworks.h: Likewise.
22571 * gthr-win32.h: Likewise.
22572 * gthr.h: Likewise.
22573 * libgcc2.c: Likewise.
22574 * libgcc2.h: Likewise.
22575 * libgcov.c: Likewise.
22576 * tsystem.h: Likewise.
22577 * typeclass.h: Likewise.
22578 * unwind-c.c: Likewise.
22579 * unwind-compat.h: Likewise.
22580 * unwind-dw2-fde-compat.c: Likewise.
22581 * unwind-dw2-fde-darwin.c: Likewise.
22582 * unwind-dw2-fde-glibc.c: Likewise.
22583 * unwind-dw2-fde.c: Likewise.
22584 * unwind-dw2-fde.h: Likewise.
22585 * unwind-dw2.c: Likewise.
22586 * unwind-dw2.h: Likewise.
22587 * unwind-generic.h: Likewise.
22588 * unwind-pe.h: Likewise.
22589 * unwind-sjlj.c: Likewise.
22590 * unwind.inc: Likewise.
22591 * config/arm/neon-gen.ml: Change generated copyright header to
22592 refer to version 3 of the GNU General Public License with
22593 version 3.1 of the GCC Runtime Library Exception and to point
22594 readers at the COPYING3 and COPYING3.RUNTIME files and the
22595 FSF's license web page.
22596 * config/arm/arm_neon.h: Regenerate.
22598 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22600 * config/cris/cris.md: Change copyright header to refer to version
22601 3 of the GNU General Public License.
22602 * doc/install.texi2html: Change copyright header to refer to version
22603 3 of the GNU General Public License and to point readers at the
22604 COPYING3 file and the FSF's license web page.
22605 * config/vax/linux.h: Likewise.
22607 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22609 * config/i386/i386.md (cmpcc): New.
22610 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22611 (sync_compare_and_swap_cc*): Delete.
22613 * config/s390/s390.c (s390_compare_emitted): Remove.
22614 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22615 s390_compare_emitted used to be handled. Assert that modes match.
22616 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22617 refer to sync_compare_and_swap_ccsi.
22618 * config/s390/s390.h (s390_compare_emitted): Remove.
22619 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22620 instead of s390_compare_emitted.
22621 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22622 instead of s390_compare_emitted.
22623 * config/s390/s390.md (cmpcc): New.
22624 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22625 CC_REGNUM, do not pretend it's set.
22626 (sync_compare_and_swap_cc*): Delete.
22627 * config/s390/predicates.md (cc_reg_operand): New.
22629 * expr.c (sync_compare_and_swap_cc): Delete.
22630 * optabs.h (sync_compare_and_swap_cc): Delete.
22631 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22632 is being used with can_compare_p.
22633 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22634 (find_cc_set): New.
22635 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22636 look for a MODE_CC set instead. Use emit_store_flag.
22637 (expand_compare_and_swap_loop): Likewise, with some additional
22638 complication to avoid a force_reg when useless. Use
22639 emit_cmp_and_jump_insns.
22640 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22641 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22642 sync_compare_and_swap documentation.
22644 2009-04-09 Jan Hubicka <jh@suse.cz>
22646 * except.c (find_prev_try): Break out from ....
22647 (duplicate_eh_regions): ... here; properly update prev_try pointers
22648 when duplication part of tree.
22649 (dump_eh_tree): Improve dumping.
22650 (verify_eh_region): New.
22651 (verify_eh_tree): Use it.
22653 2009-04-06 Richard Guenther <rguenther@suse.de>
22655 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22656 &ARRAY addresses by adjusting their types and prepending
22658 * tree-cfg.c (verify_gimple_assign_single): Verify that
22659 addresses are correct.
22661 2009-04-09 Richard Guenther <rguenther@suse.de>
22663 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22664 indices into an array reference if possible.
22665 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22666 Fold POINTER_PLUS_EXPR statements with invariant address.
22668 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22671 * config.gcc (powerpc64-*-linux*): Always build biarch.
22673 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22676 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22677 it and pedwarn if this results in an INTEGER_CST.
22679 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22681 * doc/install.texi: Update minimum GMP version. Remove obsolete
22682 text in MPFR section.
22684 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22686 * dwarf2out.c (class_scope_p): New static inline.
22687 (class_or_namespace_scope_p): Use it.
22688 (gen_variable_die): Use DW_TAG_member tag for static data member
22689 declarations instead of DW_TAG_variable.
22691 PR middle-end/39573
22692 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22695 2009-04-08 Richard Guenther <rguenther@suse.de>
22697 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22698 valueize random data.
22700 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22702 * config.gcc (aix tm_file): Add aix-stdint.h.
22703 (aix tm clause use_gcc_stdint): Set to wrap.
22704 * config/rs6000/aix-stdint.h: New file.
22706 2009-04-08 Richard Guenther <rguenther@suse.de>
22708 PR middle-end/36291
22709 * tree-dfa.c (add_referenced_var): Do not recurse into
22710 global initializers.
22711 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22713 (fold_const_aggregate_ref): Likewise.
22715 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22717 * recog.c (ordered_comparison_operator): New.
22718 * gensupport.c (std_preds): Add it.
22719 * doc/md.texi (Machine-Independent Predicates): Document it.
22721 2009-04-08 Jan Hubicka <jh@suse.cz>
22723 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22724 * function.h (rtl_eh): Remove exception_handler_label_map.
22725 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22726 remove_exception_handler_label, for_each_eh_label_1): Remove.
22727 (rtl_remove_unreachable_regions): Remove.
22728 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22729 (find_exception_handler_labels): Don't build the hashtable.
22730 (maybe_remove_eh_handler): Remove.
22731 (for_each_eh_label): Rewrite to walk the tree.
22732 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22733 * except.h (maybe_remove_eh_handler): Remove.
22734 * passes.c (init_optimization_passes): Schedule second EH cleanup
22736 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22737 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22739 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22741 * genoutput.c (validate_optab_operands): New.
22742 (gen_insn, gen_expand): Call it.
22744 * genflags.c (gen_insn): Detect misused iterators.
22745 (main): Pass line_no to gen_insn, exit with status 1 on error.
22747 * genextract.c (line_no): Make global.
22748 (VEC_safe_set_locstr): Change assertion to error message.
22749 (main): Exit with status 1 on error.
22751 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22755 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22756 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22757 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22758 * c-convert.c (convert): Do not call fold on results of conversion
22759 functions when the result is a C_MAYBE_CONST_EXPR.
22760 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22761 of __builtin_choose_expr.
22762 * c-typeck.c (remove_c_maybe_const_expr): New.
22763 (build_unary_op, build_conditional_expr, build_compound_expr,
22764 build_binary_op, c_objc_common_truthvalue_conversion): Call
22765 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22768 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22770 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22771 CODE to produce a new one. Add a prototype to use fold_convert_const
22773 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22776 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22777 mix declarations and code.
22779 2009-04-08 Ben Elliston <bje@au.ibm.com>
22781 * gcc.c: Replace `CC' with `GCC' throughout.
22783 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22785 * doc/invoke.texi: Document Atom support.
22787 2009-04-07 Jason Merrill <jason@redhat.com>
22790 * c-common.h, c-common.c: Add flag_pretty_templates.
22791 * c-opts.c (c_common_handle_option): Set it.
22792 * c.opt: Add -fno-pretty-templates.
22793 * doc/invoke.texi (C++ Dialect Options): Likewise.
22795 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22797 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22798 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22799 (ia64_expand_builtin): Likewise.
22801 2009-04-07 Martin Jambor <mjambor@suse.cz>
22803 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22804 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22805 ADDR_EXPRS are include too.
22807 2009-04-07 Richard Guenther <rguenther@suse.de>
22809 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22810 decls are only used if passes as parameters or if they are
22811 local statics and the call is not to a builtin.
22812 (call_may_clobber_ref_p_1): Likewise.
22814 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22816 * expr.c (do_store_flag): Remove last argument. Simplify code
22817 to avoid duplication of tests already done by can_compare_p.
22818 (expand_expr_real_1): Adjust caller.
22820 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22822 * optabs.c (can_compare_p): Test the predicate of a
22823 cbranch and cstore pattern.
22825 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22827 * expr.c (convert_move): Use emit_store_flag instead of
22830 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22832 * config/i386/i386.c (ix86_compare_emitted): Remove.
22833 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22834 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22835 * config/i386/i386.h (ix86_compare_emitted): Remove.
22836 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22837 instead of ix86_compare_emitted.
22838 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22840 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22842 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22843 Add t-sysroot-suffix to tmake_file.
22844 * config/print-sysroot-suffix.sh: New file.
22845 * config/t-sysroot-suffix: New file.
22847 2009-04-07 Ben Elliston <bje@au.ibm.com>
22849 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22850 as the latter produces a warning when the target does not support
22853 2009-04-07 Ben Elliston <bje@au.ibm.com>
22855 * dfp.c: Replace type punning assignments with memcpy throughout.
22856 * Makefile.in (dfp.o-warn): Remove.
22858 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22861 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22862 Include soft-fp/t-softfp after rs6000/t-linux64.
22864 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22866 * stor-layout.c (set_sizetype): Use the full precision of their
22867 machine mode for bitsize types.
22869 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22871 * config/i386/i386.md: Revert 2 accidental checkins.
22873 2009-04-06 Joey Ye <joey.ye@intel.com>
22874 Xuepeng Guo <xuepeng.guo@intel.com>
22875 H.J. Lu <hongjiu.lu@intel.com>
22877 Atom pipeline model, tuning and insn selection.
22878 * config.gcc (atom): Add atom config options and target.
22880 * config/i386/atom.md: New.
22882 * config/i386/i386.c (atom_cost): New cost.
22883 (m_ATOM): New macro flag.
22884 (initial_ix86_tune_features): Set m_ATOM.
22885 (x86_accumulate_outgoing_args): Likewise.
22886 (x86_arch_always_fancy_math_387): Likewise.
22887 (processor_target): Add Atom cost.
22888 (cpu_names): Add Atom cpu name.
22889 (override_options): Set Atom ISA.
22890 (ix86_issue_rate): New case PROCESSOR_ATOM.
22891 (ix86_adjust_cost): Likewise.
22893 * config/i386/i386.h (TARGET_ATOM): New target macro.
22894 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22895 (TARGET_OPT_AGU): New target option.
22896 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22897 (processor_type): Add PROCESSOR_ATOM.
22899 * config/i386/i386.md (cpu): Add new value "atom".
22900 (use_carry, movu): New attr.
22901 (atom.md): Include atom.md.
22902 (adddi3_carry_rex64): Set attr "use_carry".
22903 (addqi3_carry): Likewise.
22904 (addhi3_carry): Likewise.
22905 (addsi3_carry): Likewise.
22906 (*addsi3_carry_zext): Likewise.
22907 (subdi3_carry_rex64): Likewise.
22908 (subqi3_carry): Likewise.
22909 (subhi3_carry): Likewise.
22910 (subsi3_carry): Likewise.
22911 (x86_movdicc_0_m1_rex64): Likewise.
22912 (*x86_movdicc_0_m1_se): Likewise.
22913 (x86_movsicc_0_m1): Likewise.
22914 (*x86_movsicc_0_m1_se): Likewise.
22915 (*adddi_1_rex64): Emit add insn as much as possible.
22916 (*addsi_1): Likewise.
22917 (return_internal): Set atom_unit.
22918 (return_internal_long): Likewise.
22919 (return_pop_internal): Likewise.
22920 (*rcpsf2_sse): Set atom_sse_attr attr.
22921 (*qrt<mode>2_sse): Likewise.
22922 (*prefetch_sse): Likewise.
22924 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22926 (ix86_target_macros_internal): Likewise.
22928 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22929 (*prefetch_sse_rex): Likewise.
22930 (sse_rcpv4sf2): Likewise.
22931 (sse_vmrcpv4sf2): Likewise.
22932 (sse_sqrtv4sf2): Likewise.
22933 (<sse>_vmsqrt<mode>2): Likewise.
22934 (sse_ldmxcsr): Likewise.
22935 (sse_stmxcsr): Likewise.
22936 (*sse_sfence): Likewise.
22937 (sse2_clflush): Likewise.
22938 (*sse2_mfence): Likewise.
22939 (*sse2_lfence): Likewise.
22940 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22941 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22942 (avx_movdqu<avxmodesuffix>): Likewise.
22943 (avx_lddqu<avxmodesuffix>): Likewise.
22944 (sse2_movntv2di): Change attr "type" to "ssemov".
22945 (sse2_movntsi): Likewise.
22946 (rsqrtv8sf2): Change attr "type" to "sseadd".
22947 (sse3_addsubv2df3): Set attr "atom_unit".
22948 (sse3_h<plusminus_insn>v4sf3): Likewise.
22949 (*sse2_pmaddwd): Likewise.
22950 (*vec_extractv2di_1_rex64): Likewise.
22951 (*vec_extractv2di_1_avx): Likewise.
22952 (sse2_psadbw): Likewise.
22953 (ssse3_phaddwv8hi3): Likewise.
22954 (ssse3_phaddwv4hi3): Likewise.
22955 (ssse3_phadddv4si3): Likewise.
22956 (ssse3_phadddv2si3): Likewise.
22957 (ssse3_phaddswv8hi3): Likewise.
22958 (ssse3_phaddswv4hi3): Likewise.
22959 (ssse3_phsubwv8hi3): Likewise.
22960 (ssse3_phsubwv4hi3): Likewise.
22961 (ssse3_phsubdv4si3): Likewise.
22962 (ssse3_phsubdv2si3): Likewise.
22963 (ssse3_phsubswv8hi3): Likewise.
22964 (ssse3_phsubswv4hi3): Likewise.
22965 (ssse3_pmaddubsw128): Likewise.
22966 (sse3_pmaddubsw: Likewise.
22967 (ssse3_palignrti): Likewise.
22968 (ssse3_palignrdi): Likewise.
22970 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22972 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22974 2009-04-06 Richard Guenther <rguenther@suse.de>
22976 PR tree-optimization/28868
22977 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22978 of which PHI results we inserted.
22979 (insert_into_preds_of_block): Record inserted PHIs.
22980 (eliminate): Eliminate redundant PHI nodes.
22981 (init_pre): Init inserted_phi_names.
22983 2009-04-06 Richard Guenther <rguenther@suse.de>
22985 PR tree-optimization/39643
22986 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22987 IMAGPART_EXPRs of complex constants.
22988 (execute_fold_all_builtins): If we folded a call queue
22989 TODO_update_address_taken.
22991 2009-04-06 Jan Hubicka <jh@suse.cz>
22993 PR middle-end/39659
22994 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22997 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22999 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23001 (ic_invalidate_array): Likewise.
23003 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23005 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23006 alignment for library calls.
23008 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23010 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23011 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23012 * config/i386/mingw-stdint.h: New file.
23014 2009-04-05 Richard Guenther <rguenther@suse.de>
23016 PR tree-optimization/39648
23017 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23018 our &A vs. &A[0] IL deficiencies.
23020 2009-04-04 Jan Hubicka <jh@suse.cz>
23022 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23023 removed toplevel regions.
23024 (sjlj_mark_call_sites): Likewise.
23026 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23028 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23029 (cygwin tm clause use_gcc_stdint): Set to wrap.
23030 * config/i386/cygwin-stdint.h: New file.
23032 2009-04-04 Richard Guenther <rguenther@suse.de>
23034 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23035 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23036 single-argument PHIs if we are in loop-closed SSA form.
23037 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23038 for the pre-condition.
23039 (slpeel_tree_peel_loop_to_edge): Likewise.
23040 (vect_build_loop_niters): Take an optional sequence to append stmts.
23041 (vect_generate_tmps_on_preheader): Likewise.
23042 (vect_do_peeling_for_loop_bound): Take extra guards for the
23044 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23045 the cost model check.
23046 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23047 guards if we are going to peel. Do not apply versioning in that case.
23048 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23049 (vect_do_peeling_for_loop_bound): Likewise.
23050 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23051 loop bound only record extra pre-conditions, do not apply loop
23054 2009-04-04 Richard Guenther <rguenther@suse.de>
23056 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23059 2009-04-04 Jan Hubicka <jh@suse.cz>
23061 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23062 last_basic_block for size of bb->index indexed array.
23063 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23064 compute_out, link_btr_uses, build_btr_def_use_webs,
23065 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23067 2009-04-04 Jan Hubicka <jh@suse.cz>
23069 * except.c (remove_eh_handler_and_replace): Break out from ...
23070 (remove_eh_handler): ... here.
23071 (bring_to_root): New function.
23072 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23073 handled ones, bring others to root of tree.
23075 2009-04-04 Jan Hubicka <jh@suse.cz>
23077 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23078 (all_phis_safe_to_merge): New function.
23079 (update_info): New structure.
23080 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23081 (cleanup_empty_eh): Update SSA if possible.
23083 2009-04-04 Richard Guenther <rguenther@suse.de>
23085 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23086 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23087 (append_vuse): Likewise.
23089 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23091 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23092 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23093 instead of REG_UNSAVED for DW_CFA_undefined.
23094 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23095 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23098 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23101 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23103 2009-04-04 Richard Guenther <rguenther@suse.de>
23105 PR tree-optimization/8781
23106 PR tree-optimization/37892
23107 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23108 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23109 (valueize_refs): Call it for *& valueizations.
23110 (shared_reference_ops_from_ref): Rename to ...
23111 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23112 (shared_reference_ops_from_call): Rename to ...
23113 (valueize_shared_reference_ops_from_call): ... this and valueize.
23114 (vn_reference_lookup): Update.
23115 (visit_reference_op_call): Likewise.
23116 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23117 (eliminate): Value-replace the call address in call statements.
23119 2009-04-04 Richard Guenther <rguenther@suse.de>
23121 PR tree-optimization/39636
23122 * tree-ssa-forwprop.c
23123 (forward_propagate_addr_into_variable_array_index): Check for
23124 GIMPLE_ASSIGN before accessing the rhs code.
23126 2009-04-03 Jason Merrill <jason@redhat.com>
23128 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23130 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23132 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23133 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23134 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23135 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23136 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23137 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23138 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23139 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23140 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23141 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23142 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23143 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23144 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23145 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23146 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23147 Use fr_reg_or_fp01_operand instead of fr_register_operand
23149 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23150 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23151 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23153 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23155 PR rtl-optimization/39607
23156 PR rtl-optimization/39631
23160 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23161 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23162 instead of DF_LR_OUT.
23163 * ira-lives.c (process_bb_node_lives): Ditto.
23164 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23165 instead of DF_LR_{OUT,IN}.
23166 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23167 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23169 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23171 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23172 (execute_lower_omp): Always run but take the short way out if -fopenmp
23174 (gate_lower_omp): Remove, forcing the pass manager to always run the
23175 pass and always set PROP_gimple_lomp.
23176 (pass_lower_omp): Remove gate function.
23177 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23178 PROP_trees. Instead, require it.
23179 * ipa-cp.c (pass_ipa_cp): Likewise.
23180 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23181 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23182 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23183 and PROP_gimple_leh.
23185 2009-04-03 Richard Guenther <rguenther@suse.de>
23187 PR middle-end/13146
23188 PR tree-optimization/23940
23189 PR tree-optimization/33237
23190 PR middle-end/33974
23191 PR middle-end/34093
23192 PR tree-optimization/36201
23193 PR tree-optimization/36230
23194 PR tree-optimization/38049
23195 PR tree-optimization/38207
23196 PR tree-optimization/38230
23197 PR tree-optimization/38301
23198 PR tree-optimization/38585
23199 PR middle-end/38895
23200 PR tree-optimization/38985
23201 PR tree-optimization/39299
23202 * tree-ssa-structalias.h: Remove.
23203 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23204 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23205 (struct vuse_element_d): Remove.
23206 (struct vuse_vec_d): Likewise.
23207 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23208 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23209 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23210 VUSE_ELEMENT_VAR): Likewise.
23211 (struct voptype_d): Likewise.
23212 (NUM_VOP_FREE_BUCKETS): Likewise.
23213 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23214 (struct stmt_operands_d): Remove.
23215 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23216 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23217 VDEF_NUM, VDEF_VECT): Likewise.
23218 (copy_virtual_operands): Remove.
23219 (operand_build_cmp): Likewise.
23220 (create_ssa_artificial_load_stmt): Likewise.
23221 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23222 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23223 vuse_index and mayuse_index members. Pack and move done and iter_type
23224 members to the front.
23225 (SSA_OP_VMAYUSE): Remove.
23226 (SSA_OP_VIRTUAL_USES): Adjust.
23227 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23228 (unlink_stmt_vdef): Declare.
23229 (add_to_addressable_set): Remove.
23230 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23231 (vrp_visit_stmt): Likewise.
23232 * doc/tree-ssa.texi (Alias analysis): Update.
23233 * doc/invoke.texi (max-aliased-vops): Remove docs.
23234 (avg-aliased-vops): Likewise.
23235 * tree-into-ssa.c (syms_to_rename): Remove.
23236 (need_to_update_vops_p): Likewise.
23237 (need_to_initialize_update_ssa_p): Rename to ...
23238 (update_ssa_initialized_fn): ... this. Track function we are
23240 (symbol_marked_for_renaming): Simplify.
23241 (add_new_name_mapping): Do not set need_to_update_vops_p.
23242 (dump_currdefs): Use SYMS_TO_RENAME.
23243 (rewrite_update_stmt): Always walk all uses/defs.
23244 (dump_update_ssa): Adjust.
23245 (init_update_ssa): Take function argument. Track what we are
23247 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23248 (create_new_def_for): Initialize for cfun, assert we are initialized
23250 (mark_sym_for_renaming): Simplify.
23251 (mark_set_for_renaming): Do not initialize update-ssa.
23252 (need_ssa_update_p): Simplify. Take function argument.
23253 (name_mappings_registered_p): Assert we ask for the correct function.
23254 (name_registered_for_update_p): Likewise.
23255 (ssa_names_to_replace): Likewise.
23256 (release_ssa_name_after_update_ssa): Likewise.
23257 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23258 (dump_decl_set): Do not print a newline.
23259 (debug_decl_set): Do it here.
23260 (dump_update_ssa): And here.
23261 * tree-ssa-loop-im.c (move_computations): Adjust.
23262 (movement_possibility): Likewise.
23263 (determine_max_movement): Likewise.
23264 (gather_mem_refs_stmt): Likewise.
23265 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23266 or NAME_MEMORY_TAG.
23267 * tree-complex.c (update_all_vops): Remove.
23268 (expand_complex_move): Adjust.
23269 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23270 Simplify test for memory referencing statement. Exclude
23271 non-invariant ADDR_EXPRs.
23272 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23273 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23274 (rdg_flag_uses): Likewise.
23275 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23277 (tree_optimize_tail_calls_1): Also split the
23278 edge from the entry block if we have degenerate PHI nodes in
23279 the first basic block.
23280 * tree.c (init_ttree): Remove memory-tag related code.
23281 (tree_code_size): Likewise.
23282 (tree_node_structure): Likewise.
23283 (build7_stat): Re-write to be build6_stat.
23284 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23285 (SSA_VAR_P): Adjust.
23286 (struct tree_memory_tag): Remove.
23287 (struct tree_memory_partition_tag): Likewise.
23288 (union tree_node): Adjust.
23289 (build7): Re-write to be build6.
23290 * tree-pass.h (pass_reset_cc_flags): Remove.
23291 (TODO_update_address_taken): New flag.
23292 (pass_simple_dse): Remove.
23293 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23294 * params.h (MAX_ALIASED_VOPS): Remove.
23295 (AVG_ALIASED_VOPS): Likewise.
23296 * omp-low.c (expand_omp_taskreg): Update SSA form.
23297 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23298 aliases the lhs in a copy stmt.
23299 * tree-ssa-dse.c (struct address_walk_data): Remove.
23300 (memory_ssa_name_same): Likewise.
23301 (memory_address_same): Likewise.
23302 (get_kill_of_stmt_lhs): Likewise.
23303 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23304 unused stores. Look through PHI nodes into post-dominated regions.
23305 (dse_optimize_stmt): Simplify. Properly remove stores.
23306 (tree_ssa_dse): Compute dominators.
23307 (execute_simple_dse): Remove.
23308 (pass_simple_dse): Likewise.
23309 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23310 gimple_loaded_syms and gimple_stored_syms computation.
23311 * toplev.c (dump_memory_report): Dump alias and pta stats.
23312 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23313 (vn_reference_eq): Likewise.
23314 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23315 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23316 valueize_vuses): Remove.
23317 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23318 (get_def_ref_stmt_vuse): ... this.
23319 (vn_reference_lookup_2): New function.
23320 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23321 walking equivalent vuses. Simplify.
23322 (vn_reference_lookup): Likewise.
23323 (vn_reference_insert): Likewise.
23324 (vn_reference_insert_pieces): Likewise.
23325 (visit_reference_op_call): Simplify.
23326 (visit_reference_op_load): Likewise.
23327 (visit_reference_op_store): Likewise.
23328 (init_scc_vn): Remove shared_lookup_vuses initialization.
23329 (free_scc_vn): Remove shared_lookup_vuses freeing.
23330 (sort_vuses, sort_vuses_heap): Remove.
23331 (get_ref_from_reference_ops): Export.
23332 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23333 vector with single vuse pointer.
23334 (vn_reference_lookup_pieces, vn_reference_lookup,
23335 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23336 (shared_vuses_from_stmt): Remove.
23337 (get_ref_from_reference_ops): Declare.
23338 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23339 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23340 memory-tag related code.
23341 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23342 (likely_value): Add comment, skip static-chain of call statements.
23343 (surely_varying_stmt_p): Adjust.
23344 (gimplify_and_update_call_from_tree): Likewise.
23345 (execute_fold_all_builtins): Do not rebuild alias info.
23346 (gimplify_and_update_call_from_tree): Properly update VOPs.
23347 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23348 (copy_ref_info): Remove memory-tag related code.
23349 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23350 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23351 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23353 * tree-ssa-dom.c (gimple_p): Remove typedef.
23354 (eliminate_redundant_computations): Adjust.
23355 (record_equivalences_from_stmt): Likewise.
23356 (avail_expr_hash): Likewise.
23357 (avail_expr_eq): Likewise.
23358 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23359 (stmt_makes_single_load): Likewise.
23360 (stmt_makes_single_store): Likewise.
23361 * tree-ssa-alias.c: Rewrite completely.
23362 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23363 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23364 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23365 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23366 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23367 Remove public functions.
23368 (pass_reset_cc_flags): Remove.
23369 (pass_build_alias): Move ...
23370 * tree-ssa-structalias.c (pass_build_alias): ... here.
23371 * tree-ssa-alias.c (may_be_aliased): Move ...
23372 * tree-flow-inline.h (may_be_aliased): ... here.
23373 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23374 count_uses_and_derefs): Move ...
23375 * gimple.c: ... here.
23376 * gimple.h (count_uses_and_derefs): Declare.
23377 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23378 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23379 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23380 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23381 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23382 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23383 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23385 * tree-dfa.c (refs_may_alias_p): Move ...
23386 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23387 * tree-ssa-alias.h: New file.
23388 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23389 (statement_sink_location): Likewise.
23390 * opts.c (decode_options): Do not adjust max-aliased-vops or
23391 avg-aliased-vops values.
23392 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23393 (TV_CALL_CLOBBER): Likewise.
23394 (TV_FLOW_SENSITIVE): Likewise.
23395 (TV_FLOW_INSENSITIVE): Likewise.
23396 (TV_MEMORY_PARTITIONING): Likewise.
23397 (TV_ALIAS_STMT_WALK): New timevar.
23398 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23399 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23400 (get_address_description): Remove memory-tag related code.
23401 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23402 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23403 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23404 and immediate uses in statements. Document.
23405 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23406 (dump_symbols): Remove.
23407 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23408 * alias.c (get_deref_alias_set): New function split out from ...
23409 (get_alias_set): ... here.
23410 * alias.h (get_deref_alias_set): Declare.
23411 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23412 type parameter. Remove restrict pointer handling. Create a
23413 ref-all pointer in case type-based alias sets do not conflict.
23414 (vect_analyze_data_refs): Remove SMT related code.
23415 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23416 (vectorizable_load): Likewise.
23417 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23418 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23419 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23420 Ignore vops and SMTs.
23421 (dr_analyze_alias): Likewise..
23422 (free_data_ref): Likewise.
23423 (create_data_ref): Likewise.
23424 (analyze_all_data_dependences): Likewise.
23425 (get_references_in_stmt): Adjust.
23426 * tree-flow-inline.h (gimple_aliases_computed_p,
23427 gimple_addressable_vars, gimple_call_clobbered_vars,
23428 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23429 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23430 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23431 gimple_mem_ref_stats): Remove.
23432 (gimple_vop): New function.
23433 (op_iter_next_use): Remove vuses and mayuses cases.
23434 (op_iter_next_def): Remove vdefs case.
23435 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23436 (clear_and_done_ssa_iter): Do not set removed fields.
23437 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23438 Assert we are not iterating over vuses or vdefs if not also
23439 iterating over uses or defs.
23440 (op_iter_init_use): Likewise.
23441 (op_iter_init_def): Likewise.
23442 (op_iter_next_vdef): Remove.
23443 (op_iter_next_mustdef): Likewise.
23444 (op_iter_init_vdef): Likewise.
23445 (compare_ssa_operands_equal): Likewise.
23446 (link_use_stmts_after): Handle vuse operand.
23447 (is_call_used): Use is_call_clobbered.
23448 (is_call_clobbered): Global variables are always call clobbered,
23449 query the call-clobbers bitmap.
23450 (mark_call_clobbered): Ignore global variables.
23451 (clear_call_clobbered): Likewise.
23452 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23453 virtual operands sanity check.
23454 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23456 (TARGET_MEM_REF): Remove TMR_TAG operand.
23457 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23458 Remove call-clobber related code.
23459 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23460 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23461 partitions or escape reason.
23462 (get_single_def_stmt, get_single_def_stmt_from_phi,
23463 get_single_def_stmt_with_phi): Remove.
23464 (dump_referenced_vars): Tidy.
23465 (get_ref_base_and_extent): Allow bare decls.
23466 (collect_dfa_stats): Adjust.
23467 * graphite.c (rename_variables_in_stmt): Adjust.
23468 (graphite_copy_stmts_from_block): Likewise.
23469 (translate_clast): Likewise.
23470 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23472 (translate_vuse_through_block): Use the oracle.
23473 (phi_translate_1): Adjust.
23474 (value_dies_in_block_x): Use the oracle. Cache the outcome
23476 (valid_in_sets): Check if the VUSE for
23477 a REFERENCE is available.
23478 (eliminate): Do not remove stmts during elimination,
23479 instead queue and remove them afterwards.
23480 (do_pre): Do not rebuild alias info.
23481 (pass_pre): Run TODO_rebuild_alias before PRE.
23482 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23483 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23484 (mark_all_v_defs_stmt): Remove.
23485 (mark_all_v_defs_seq): Adjust.
23486 (sra_replace): Likewise.
23487 (scalarize_use): Likewise.
23488 (scalarize_copy): Likewise.
23489 (scalarize_init): Likewise.
23490 (scalarize_ldst): Likewise.
23491 (todoflags): Remove.
23492 (tree_sra): Do not rebuild alias info.
23493 (tree_sra_early): Adjust.
23494 (pass_sra): Run TODO_update_address_taken before SRA.
23495 * tree-predcom.c (set_alias_info): Remove.
23496 (prepare_initializers_chain): Do not call it.
23497 (mark_virtual_ops_for_renaming): Adjust.
23498 (mark_virtual_ops_for_renaming_list): Remove.
23499 (initialize_root_vars): Adjust.
23500 (initialize_root_vars_lm): Likewise.
23501 (prepare_initializers_chain): Likewise.
23502 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23503 (may_propagate_copy_into_stmt): Likewise.
23504 (merge_alias_info): Do nothing for now.
23505 (propagate_tree_value_into_stmt): Adjust.
23506 (stmt_may_generate_copy): Likewise.
23507 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23508 not mark symbols for renaming.
23509 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23510 with the same statement, make sure to update the new pointed-to one.
23511 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23512 call statements, do not mark symbols for renaming.
23513 (mark_operand_necessary): Dump something.
23514 (ref_may_be_aliased): New function.
23515 (mark_aliased_reaching_defs_necessary_1): New helper function.
23516 (mark_aliased_reaching_defs_necessary): Likewise.
23517 (mark_all_reaching_defs_necessary_1): Likewise.
23518 (mark_all_reaching_defs_necessary): Likewise.
23519 (propagate_necessity): Do not process virtual PHIs. For
23520 non-aliased loads mark all reaching definitions as necessary.
23521 For aliased loads and stores mark the immediate dominating
23522 aliased clobbers as necessary.
23523 (visited): New global static.
23524 (perform_tree_ssa_dce): Free visited bitmap after propagating
23526 (remove_dead_phis): Perform simple dead virtual PHI removal.
23527 (remove_dead_stmt): Properly unlink virtual operands when
23529 (eliminate_unnecessary_stmts): Schedule PHI removal after
23531 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23532 (process_replaceable): Likewise.
23533 (find_replaceable_in_bb): Likewise.
23534 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23535 based on the single gimple vop.
23536 (verify_flow_insensitive_alias_info): Remove.
23537 (verify_flow_sensitive_alias_info): Likewise.
23538 (verify_call_clobbering): Likewise.
23539 (verify_memory_partitions): Likewise.
23540 (verify_alias_info): Likewise.
23541 (verify_ssa): Adjust..
23542 (execute_update_addresses_taken): Export. Update SSA
23543 manually. Optimize only when optimizing. Use a local bitmap.
23544 (pass_update_address_taken): Remove TODO_update_ssa, add
23546 (pass_update_address_taken): Just use TODO_update_address_taken.
23547 (init_tree_ssa): Do not initialize addressable_vars.
23548 (verify_ssa): Verify new VUSE / VDEF properties.
23549 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23550 Do not call verify_alias_info.
23551 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23552 Do not free the loaded and stored syms bitmaps. Reset the escaped
23553 and callused solutions. Do not free addressable_vars.
23554 Remove memory-tag related code.
23555 (warn_uninitialized_var): Aliases are always available.
23556 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23557 * lambda-code.c (can_put_in_inner_loop): Adjust.
23558 (can_put_after_inner_loop): Likewise.
23559 (perfect_nestify): Likewise.
23560 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23561 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23562 (vectorizable_conversion): Do not mark symbols for renaming.
23563 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23564 (expand_call_inline): Unlink the calls virtual operands before
23566 (tree_function_versioning): Do not call update_ssa if we are not
23567 updating clones. Simplify.
23568 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23569 (propagate_with_phi): Likewise..
23570 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23571 clobber code. Assert we are not aliased or global.
23572 * tree-flow.h: Include tree-ssa-alias.h
23573 (enum escape_type): Remove.
23574 (struct mem_sym_stats_d): Likewise.
23575 (struct mem_ref_stats_d): Likewise.
23576 (struct gimple_df): Add vop member. Remove global_var,
23577 call_clobbered_vars, call_used_vars, addressable_vars,
23578 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23579 escaped and callused members.
23580 (struct ptr_info_def): Remove all members, add points-to solution
23582 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23583 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23584 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23585 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23586 (tree-ssa-alias.o): Likewise.
23587 (toplev.o): Add tree-ssa-alias.h
23588 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23589 * gimple.c (gimple_set_bb): Fix off-by-one error.
23590 (is_gimple_reg): Do not handle memory tags.
23591 (gimple_copy): Also copy virtual operands.
23592 Delay updating the statement. Do not reset loaded and stored syms.
23593 (gimple_set_stored_syms): Remove.
23594 (gimple_set_loaded_syms): Likewise.
23595 (gimple_call_copy_skip_args): Copy the virtual operands
23596 and mark the new statement modified.
23597 * tree-ssa-structalias.c (may_alias_p): Remove.
23598 (set_uids_in_ptset): Take the alias set to prune with as
23599 parameter. Fold in the alias test of may_alias_p.
23600 (compute_points_to_sets): Compute whether a ptr is dereferenced
23601 in a local sbitmap.
23602 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23603 other ADDRESSOF constraints on the lhs.
23604 (get_constraint_for_component_ref): Assert that we don't get
23605 ADDRESSOF constraints from the base of the reference.
23606 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23607 (struct variable_info): Remove collapsed_to member.
23608 (get_varinfo_fc): Remove.
23609 (new_var_info): Do not set collapsed_to.
23610 (dump_constraint): Do not follow cycles.
23611 (dump_constraint_graph): Likewise.
23612 (build_pred_graph): Likewise.
23613 (build_succ_graph): Likewise.
23614 (rewrite_constraints): Likewise.
23615 (do_simple_structure_copy): Remove.
23616 (do_rhs_deref_structure_copy): Remove.
23617 (do_lhs_deref_structure_copy): Remove.
23618 (collapse_rest_of_var): Remove.
23619 (do_structure_copy): Re-implement.
23620 (pta_stats): New global variable.
23621 (dump_pta_stats): New function.
23622 (struct constraint_expr): Make offset signed.
23623 (UNKNOWN_OFFSET): Define special value.
23624 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23625 (solution_set_expand): New helper function split out from ...
23626 (do_sd_constraint): ... here.
23627 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23628 (do_ds_constraint): Likewise.
23629 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23630 and CALLUSED = *CALLUSED.
23631 (set_union_with_increment): Make inc argument signed.
23632 (type_safe): Remove.
23633 (get_constraint_for_ptr_offset): Handle unknown and negative
23635 (first_vi_for_offset): Handle offsets before start. Bail
23636 out early for offsets beyond the variable extent.
23637 (first_or_preceding_vi_for_offset): New function.
23638 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23639 Together with ESCAPED = *ESCAPED this properly computes reachability.
23640 (find_what_var_points_to): New function.
23641 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23642 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23643 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23644 pt_solutions_intersect): New functions.
23645 (compute_call_used_vars): Remove.
23646 (compute_may_aliases): New main entry into PTA computation.
23647 * gimple.h (gimple_p): New typedef.
23648 (struct gimple_statement_base): Remove references_memory_p.
23649 (struct gimple_statement_with_memory_ops_base): Remove
23650 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23652 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23653 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23654 gimple_set_references_memory): Remove.
23655 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23656 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23658 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23659 (verify_expr): Allow RESULT_DECL.
23660 (gimple_duplicate_bb): Do not copy virtual operands.
23661 (gimple_duplicate_sese_region): Adjust.
23662 (gimple_duplicate_sese_tail): Likewise.
23663 (mark_virtual_ops_in_region): Remove.
23664 (move_sese_region_to_fn): Do not call it.
23665 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23666 and pass_simple_dse.
23667 (execute_function_todo): Handle TODO_update_address_taken,
23668 call execute_update_addresses_taken for TODO_rebuild_alias.
23669 (execute_todo): Adjust.
23670 (execute_one_pass): Init dump files early.
23671 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23673 (create_general_new_stmt): Clear vops.
23674 * tree-ssa-reassoc.c (get_rank): Adjust.
23675 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23676 symbols for renaming.
23677 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23678 (PARAM_AVG_ALIASED_VOPS): Likewise.
23679 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23680 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23681 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23682 (operand_build_cmp, copy_virtual_operands,
23683 create_ssa_artificial_load_stmt, add_to_addressable_set,
23684 gimple_add_to_addresses_taken): Remove public functions.
23685 (unlink_stmt_vdef): New function.
23687 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23689 * config.gcc (powerpc-*-linux*): Merge variants.
23691 2009-04-02 Chao-ying Fu <fu@mips.com>
23692 James Grosbach <james.grosbach@microchip.com>
23694 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23695 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23697 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23698 keep_interrupts_masked_p, use_debug_exception_return_p.
23699 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23700 keep_interrupts_masked, use_debug_exception_return.
23701 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23702 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23704 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23705 (mips_print_operand): Process COP0 registers to print $0 .. $31
23706 correctly for GAS to process.
23707 (mips_interrupt_extra_call_saved_reg_p): New function.
23708 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23710 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23711 (mips_compute_frame_info): Add supports for interrupt context that
23712 includes doubleword accumulators and COP0 registers.
23713 (mips_for_each_saved_acc): New function.
23714 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23715 mips_for_each_saved_reg.
23716 (mips_save_reg): Save accumulators.
23717 (mips_kernel_reg_p): A new for_each_rtx callback.
23718 (mips_expand_prologue): Support interrupt handlers.
23719 (mips_restore_reg): Restore accumulators.
23720 (mips_expand_epilogue): Support interrupt handlers.
23721 (mips_can_use_return_insn): Return false for interrupt handlers.
23722 (mips_epilogue_uses): New function.
23723 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23724 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23725 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23726 cop0_move): New instructions.
23727 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23728 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23730 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23732 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23733 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23734 interrupt handlers, we use K0 as the temporary register.
23735 (EPILOGUE_USES): Change to a function call.
23736 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23737 handlers, we use K0 as the temporary register.
23739 * doc/extend.texi (Function Attributes): Document interrupt,
23740 use_shadow_register_set, keep_interrupts_masked,
23741 use_debug_exception_return for MIPS attributes.
23743 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23745 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23746 Remove a number of t-files from tmake_file.
23747 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23748 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23749 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23750 target_prototype, not TARGET_PROTOTYPE.
23751 (LINK_OS_GNU_SPEC): Define.
23752 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23753 and darwin-ldoubdle.c.
23755 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23758 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23759 (cpp_options): Ditto.
23760 (default_compilers): Ditto.
23761 (display_help): Ditto.
23762 (process_command): Ditto.
23763 (do_spec_1): Ditto.
23764 (set_input): Use lbasename instead of duplicate code.
23765 (save_temps_prefix): New static for -save-temps=obj.
23766 (save_temps_length): Ditto.
23768 * doc/invoke.texi (-save-temps=obj): Document new variant to
23769 -save-temps switch.
23771 2009-04-02 Jeff Law <law@redhat.com>
23773 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23776 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23778 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23779 * configure: Regenerated.
23781 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23783 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23784 share the argument list.
23786 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23790 2009-02-12 Diego Novillo <dnovillo@google.com>
23792 * varpool.c (debug_varpool): New.
23793 * cgraph.h (debug_varpool): Declare.
23795 2009-04-02 Jan Hubicka <jh@suse.cz>
23797 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23800 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23802 * config/i386/i386.c (ix86_abi): Move initialization to ...
23803 (override_options): Here.
23805 2009-04-02 Christian Bruel <christian.bruel@st.com>
23807 * config/sh/sh.c (sh_dwarf_register_span): New function.
23808 (TARGET_DWARF_REGISTER_SPAN): Define.
23809 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23811 2009-04-02 Ira Rosen <irar@il.ibm.com>
23813 PR tree-optimization/39595
23814 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23815 interleaved loads group is not greater than the SLP group size.
23817 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23819 * builtins.c (is_builtin_name): New.
23820 (called_as_built_in): Use is_builtin_name.
23821 * tree.h (is_builtin_name): New.
23822 * varasm.c (incorporeal_function_p): Use is_builtin_name
23824 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23826 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23828 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23831 * c-decl.c (clone_underlying_type): Move this ...
23832 * c-common.c (set_underlying_type): ... here.
23833 Also, make sure the function properly sets TYPE_STUB_DECL() on
23834 the newly created typedef variant type.
23835 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23836 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23839 2009-04-02 Richard Guenther <rguenther@suse.de>
23841 PR tree-optimization/37221
23842 * tree-flow.h (degenerate_phi_result): Declare.
23843 * tree-ssa-dom.c (degenerate_phi_result): Export.
23844 * tree-scalar-evolution.c (analyze_initial_condition): If
23845 the initial condition is defined by a degenerate PHI node
23846 use the degenerate value.
23848 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23850 PR rtl-optimization/39588
23851 * combine.c (merge_outer_ops): Do not set the constant when this
23853 (simplify_shift_const_1): Do not modify it either in this case.
23855 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23857 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23858 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23860 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23863 * c-lex.c (interpret_float): Default (no suffix) is double.
23865 2009-04-1 Xinliang David Li <davidxl@google.com>
23867 * config/i386/i386.c (legitimate_constant_p): Recognize
23868 all one vector constant.
23870 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23872 * config/vax/vax.c: Add #includes to silence warnings.
23873 Change #include order to silence two warnings.
23875 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23877 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23878 (ASM_SPEC): Pass -k to the assembler for PIC code.
23880 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23882 * config.gcc: Add vax-*-linux* to the switch.
23883 * config/vax/linux.h: New file. (TARGET_VERSION,
23884 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23886 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23888 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23889 Use predicate macros instead of GET_CODE() == foo.
23890 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23891 ashlsi3, rotrsi3, <unnamed>): Likewise.
23893 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23895 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23896 jbbccihi, jbbccisi): Remova trailing whitespace.
23897 * config/vax/constraints.md: Likewise.
23898 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23899 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23900 * config/vax/predicates.md: Likewise.
23901 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23902 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23903 * config/vax/vax.h: Likewise.
23904 * config/vax/vax.md (nonlocal_goto): Likewise.
23906 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23908 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23909 (indirectable_address_p, adjacent_operands_p): Add spaces around
23911 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23913 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23915 * config/vax/vax.c (legitimate_constant_address_p,
23916 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23917 index_term_p, reg_plus_index_p, legitimate_address_p,
23918 vax_mode_dependent_address_p): Update comments to match functions
23919 modified by the recent int->bool conversion.
23921 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23923 * config/vax/builtins.md: Update copyright message.
23924 * config/vax/constraints.md: Likewise.
23925 * config/vax/netbsd-elf.h: Likewise.
23926 * config/vax/predicates.md: Likewise.
23927 * config/vax/vax-protos.h: Likewise.
23928 * config/vax/vax.c: Likewise.
23929 * config/vax/vax.h: Likewise.
23930 * config/vax/vax.md: Likewise.
23931 * config/vax/vax.opt: Likewise.
23933 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23935 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23936 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23937 * config/vax/constraints.md (B, R): Likewise.
23938 * config/vax/predicates.md (external_memory_operand,
23939 nonimmediate_addsub_di_operand): Likewise.
23940 * config/vax/vax.c (vax_output_int_add): Likewise.
23941 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23942 untyped_call): Likewise.
23944 2009-04-01 Matt Thomas <matt@3am-software.com>
23946 * config/vax/predicates.md: New file.
23947 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23948 external_const_operand, nonsymbolic_operand, external_memory_operand,
23949 indirect_memory_operand, indexed_memory_operand,
23950 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23951 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23953 * config/vax/constraints.md: New file.
23954 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23956 * config/vax/builtins.md: New file.
23957 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23958 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23960 * config/vax/vax.opt (mqmath): Add option.
23961 * config/vax/vax.md (isfx): Extend with DI.
23962 (VAXintQH, VAXintQHSD): Define.
23963 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23964 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23965 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23966 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23967 (movdi): Update constraints and use vax_output_int_move().
23968 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23969 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23970 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23971 nonlocal_goto): New.
23972 (mov<mode>): Extend accepted operand types.
23973 (subdi3_old): Rename from subdi3, change update constraints and use
23974 a new implementation.
23975 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23976 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23977 MOVE_RATIO, CLEAR_RATIO): Define.
23978 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23979 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23980 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23981 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23982 (split_quadword_operands): Make static and really allow variable
23984 (print_operand_address): Update for PIC generation.
23985 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23986 indexable_address_p, fixup_mathdi_operand,
23987 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23988 (vax_float_literal, legitimate_constant_p,
23989 indirectable_constant_address_p, index_term_p,
23990 reg_plus_index_p): Return bool instead of int.
23991 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23993 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23995 (vax_output_conditional_branch): Indent.
23996 (legitimate_constant_address_p, indirectable_constant_address_p,
23997 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23998 vax_mode_dependent_address_p): Return bool instead of int, update for
24000 * config/vax/vax-protos.h (legitimate_constant_address_p,
24001 legitimate_constant_p, legitimate_address_p,
24002 vax_mode_dependent_address_p): Change declaration to bool.
24003 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24004 vax_expand_addsub_di_operands, vax_output_int_subtract,
24005 vax_output_movmemsi): Declare.
24006 (split_quadword_operands, vax_float_literal): Delete declaration.
24007 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24008 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24009 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24010 ASM_OUTPUT_DWARF_PCREL): Define.
24011 (ASM_SPEC): Change definition to allow PIC generation.
24013 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24015 * doc/sourcebuild.texi: Update front-end requirements.
24017 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24020 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24021 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24022 (booldi3_internal3): Use boolean_or_operator instead of
24025 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24028 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24029 declarator whose size is not an integer constant expression but
24030 folds to an integer constant, then treat it as a constant
24033 2009-04-01 Richard Guenther <rguenther@suse.de>
24035 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24036 i * 4 + 2 to (i * 2 + 1) * 2.
24038 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24041 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24042 return if c_parser_asm_string_literal returned NULL.
24044 2009-04-01 Nick Clifton <nickc@redhat.com>
24046 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24048 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24049 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24050 other typedefs to avoid conflicts with libgcc2.c. Define labels
24051 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24053 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24054 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24057 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24059 * varasm.c (default_function_rodata_section): Declare DOT as
24062 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24063 Andrey Galkin <agalkin@hypercom.com>
24066 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24067 Make object_name unique for each process.
24069 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24072 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24073 addressable variables in the parallel that could go out of scope while
24074 running queued tasks.
24076 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24078 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24079 (CASE_VALUES_THRESHOLD): Redefine.
24080 * config/avr/avr.c (avr_override_options): Remove initialization of
24081 avr_case_values_threshold variable.
24082 (avr_case_values_threshold): Remove variable. Add new function.
24083 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24084 * config/avr/avr.opt (mno-tablejump): Remove option.
24085 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24087 2009-04-01 DJ Delorie <dj@redhat.com>
24089 * varasm.c (default_function_rodata_section): Don't assume
24090 anything about where the first '.' in the section name is.
24092 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24094 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24095 rs6000_emit_stack_tie.
24097 2009-03-31 Ian Lance Taylor <iant@google.com>
24099 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24100 gimple_code with GIMPLE_RESX, not RESX.
24102 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24104 * c-common.c (c_get_ident): New.
24105 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24107 2009-04-01 Ben Elliston <bje@au.ibm.com>
24109 * config/rs6000/sysv4.opt (msdata): Improve option description.
24111 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24113 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24114 (divdf3_internal_lat): Remove.
24115 (divxf3_internal_lat): Remove.
24116 (divxf3_internal_thr): Remove.
24117 (divxf): Use divxf3_internal.
24118 * config/ia64/div.md (divsf3_internal_lat): New.
24119 (divdf3_internal_lat): New.
24120 (divxf3_internal): New.
24122 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24125 * Makefile.in (USE_GCC_STDINT): Define.
24126 (stmp-int-hdrs): Install stdint.h if applicable.
24127 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24129 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24130 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24131 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24132 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24133 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24134 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24135 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24136 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24137 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24138 (c_common_nodes_and_builtins): Initialize
24139 underlying_wchar_type_node. Do not initialize
24140 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24141 nodes for new types.
24142 (c_stddef_cpp_builtins): Define macros for new types.
24143 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24145 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24146 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24147 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24148 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24149 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24150 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24151 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24152 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24153 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24154 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24155 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24156 int16_type_node, int32_type_node, int64_type_node,
24157 uint8_type_node, uint16_type_node, c_uint32_type_node,
24158 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24159 int_least32_type_node, int_least64_type_node,
24160 uint_least8_type_node, uint_least16_type_node,
24161 uint_least32_type_node, uint_least64_type_node,
24162 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24163 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24164 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24165 uintptr_type_node): Define.
24166 * c-cppbuiltin.c (builtin_define_constants,
24167 builtin_define_type_minmax): New.
24168 (builtin_define_stdint_macros): Define more macros.
24169 (c_cpp_builtins): Define more limit macros.
24170 (type_suffix): New.
24171 (builtin_define_type_max): Define in terms of
24172 builtin_define_type_minmax. Remove is_long parameter. All
24174 * config.gcc (use_gcc_stdint): Define.
24175 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24176 Add newlib-stdint.h for generic targets.
24177 * config/glibc-stdint.h, config/newlib-stdint.h,
24178 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24179 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24180 * config/score/score.h (UINTPTR_TYPE): Define.
24181 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24182 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24183 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24184 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24185 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24186 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24187 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24188 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24189 * config/spu/spu.h (STDINT_LONG32): Define.
24190 * configure.ac (use_gcc_stdint): Substitute.
24191 * configure: Regenerate.
24192 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24193 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24194 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24195 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24196 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24197 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24198 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24199 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24200 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24201 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24202 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24203 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24204 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24205 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24206 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24207 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24208 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24209 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24210 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24211 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24212 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24213 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24214 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24215 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24216 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24217 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24218 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24219 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24220 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24222 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24224 * loop-iv.c (suitable_set_for_replacement): Renamed from
24225 simplify_using_assignment; changed to return bool and to accept new
24226 args DEST and SRC. Return true iff we find a source/destination pair
24227 that can be used to make a replacement, and fill SRC and DEST if so.
24228 Remove arg ALTERED. Don't deal with altered regs here. All callers
24230 (simplify_using_initial_values): Deal with altered regs here and track
24231 more precisely the effect they have on the validity of our expression.
24233 * loop-iv.c (simplify_using_condition): A condition of the form
24234 (EQ REG CONST) can be used to simply make a substitution.
24235 (simplify_using_initial_values): Keep track of conditions we have seen
24236 and keep using them to simplify new expressions, while applying the
24237 same substitutions to them as to the expression.
24239 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24240 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24243 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24244 changed. Use this when trying to improve the upper bound.
24245 Generate the comparison by using simplify_gen_relational.
24247 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24249 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24251 (simplify_using_assignment, simplify_using_initial_values): Call
24252 replace_in_expr to make replacements. Call replace_single_def_regs
24253 once on the initial version of the expression.
24255 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24258 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24260 2009-03-31 Richard Guenther <rguenther@suse.de>
24262 PR middle-end/31029
24263 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24264 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24266 2009-03-31 Richard Guenther <rguenther@suse.de>
24268 * tree.h (div_if_zero_remainder): Declare.
24269 * fold-const.c (div_if_zero_remainder): Export.
24270 * tree-ssa-forwprop.c
24271 (forward_propagate_addr_into_variable_array_index): Handle
24272 constant array index addition outside of the variable index.
24274 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24277 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24278 define_splits, floatunssi<mode>2): Require x87 conversions from
24279 DImode to be permitted.
24281 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24283 PR preprocessor/15638
24284 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24286 2009-03-31 Richard Guenther <rguenther@suse.de>
24288 PR middle-end/23401
24289 PR middle-end/27810
24290 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24291 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24292 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24293 a separate statement.
24294 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24295 (lookup_tmp_var): Likewise.
24296 (is_gimple_formal_tmp_or_call_rhs): Remove.
24297 (is_gimple_reg_or_call_rhs): Rename to ...
24298 (is_gimple_reg_rhs_or_call): ... this.
24299 (is_gimple_mem_or_call_rhs): Rename to ...
24300 (is_gimple_mem_rhs_or_call): ... this.
24301 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24302 DECL_GIMPLE_REG_P only if is_formal is true.
24303 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24304 for non-proper post-modify expression gimplification.
24305 (gimplify_self_mod_expr): For post-modify expressions gimplify
24306 the lvalue to a minimal lvalue.
24307 (rhs_predicate_for): Remove formal temp case.
24308 (gimplify_modify_expr_rhs): Likewise.
24309 (gimplify_addr_expr): Use is_gimple_reg.
24310 (gimplify_expr): Remove formal temp cases.
24311 (gimple_regimplify_operands): Likewise.
24312 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24313 and FILTER_EXPR like constants.
24314 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24316 (is_gimple_formal_tmp_rhs): Remove.
24317 (is_gimple_reg_rhs): Remove special casing.
24318 (is_gimple_mem_rhs): Fix.
24319 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24320 (is_gimple_formal_tmp_var): Remove.
24321 (is_gimple_formal_tmp_reg): Likewise.
24322 (is_gimple_min_lval): Allow invariant component ref parts.
24323 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24324 is_gimple_formal_tmp_reg): Remove declarations.
24325 * tree-cfg.c (verify_expr): Verify that variables with address
24326 taken do not have DECL_GIMPLE_REG_P set.
24327 * tree-mudflap.c (mf_build_check_statement_for): Use
24328 force_gimple_operand instead of gimplify_expr.
24330 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24332 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24333 schedulable rows to compute_split_row.
24335 2009-03-31 Ben Elliston <bje@au.ibm.com>
24338 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24341 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24343 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24344 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24345 * configure: Regenerate.
24346 * config.in: Regenerate.
24347 * config/rs6000/rs6000.opt (mtls-markers): Add.
24348 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24349 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24350 (tls_ld_aix, tls_ld_sysv): Likewise.
24351 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24352 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24354 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24356 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24358 2009-03-30 Jan Hubicka <jh@suse.cz>
24360 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24362 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24363 detection and label handling.
24365 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24367 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24368 left_conflicts_size.
24369 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24370 ALLOCNO_LEFT_CONFLICTS_SIZE.
24372 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24373 remove_allocno_from_bucket_and_push,
24374 allocno_spill_priority_compare, push_allocnos_to_stack,
24375 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24376 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24377 (setup_allocno_left_conflicts_num): Ditto. Rename to
24378 setup_allocno_left_conflicts_size.
24379 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24380 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24381 setup_allocno_left_conflicts_size instead of
24382 setup_allocno_left_conflicts_num.
24384 * ira-build.c (ira_create_allocno): Use
24385 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24386 ALLOCNO_LEFT_CONFLICTS_NUM.
24388 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24390 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24391 instead of DF_LR_OUT.
24393 * ira-lives.c (process_bb_node_lives): Ditto.
24395 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24396 instead of DF_LR_{OUT,IN}.
24398 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24400 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24402 2009-03-30 Jan Hubicka <jh@suse.cz>
24404 * except.c (label_to_region_map): Fix thinko.
24406 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24408 PR middle-end/38237
24409 * tree.h (tree_find_value): New declaration.
24410 * tree.c (tree_find_value): New function.
24411 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24413 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24416 * c-decl.c (struct c_binding): Add locus field.
24417 (bind): Add locus argument, set locus field from it.
24418 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24419 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24420 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24421 implicitly_declare, undeclared_variable, lookup_label,
24422 declare_label, c_make_fname_decl, c_builtin_function,
24423 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24426 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24429 * config/i386/i386.c (classify_argument): Check total size of
24432 2009-03-30 Martin Jambor <mjambor@suse.cz>
24434 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24435 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24436 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24439 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24440 seen_variable_array_ref while also traversing a union.
24442 * tree-inline.c (optimize_inline_calls): Do not call
24443 cgraph_node_remove_callees.
24444 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24445 (pass_remove_cgraph_callee_edges): New variable.
24446 * passes.c (init_optimization_passes): Add
24447 pass_remove_cgraph_callee_edges after early inlining and before all
24448 late intraprocedural passes.
24450 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24452 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24454 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24455 Fix typos in names.
24457 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24459 * combine.c (simplify_comparison): Use have_insn_for.
24460 * dojump.c (do_jump): Likewise.
24462 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24464 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24465 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24466 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24467 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24468 instead of sparc_compare_emitted.
24469 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24470 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24471 instead of sparc_compare_emitted.
24473 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24475 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24476 enter/exit cfglayout mode.
24477 (pass_partition_block): Require it.
24478 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24479 (combine_instructions): Track basic blocks instead of labels.
24480 (update_cfg_for_uncondjump): New.
24481 (try_combine): Use it. Update jumps after rescanning.
24482 (pass_combine): Require PROP_cfglayout.
24483 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24485 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24487 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24488 Provide/destroy PROP_cfglayout respectively.
24489 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24490 * tree-pass.h (PROP_cfglayout): New.
24492 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24494 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24495 fold_convert_const_fixed_from_fixed,
24496 fold_convert_const_fixed_from_int,
24497 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24498 set TREE_CONSTANT_OVERFLOW.
24499 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24500 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24502 2009-03-30 Ira Rosen <irar@il.ibm.com>
24504 * tree-vect-loop-manip.c: New file.
24505 * tree-vectorizer.c: Update documentation and included files.
24506 (vect_loop_location): Make extern.
24507 (rename_use_op): Move to tree-vect-loop-manip.c
24508 (rename_variables_in_bb, rename_variables_in_loop,
24509 slpeel_update_phis_for_duplicate_loop,
24510 slpeel_update_phi_nodes_for_guard1,
24511 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24512 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24513 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24514 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24515 find_loop_location): Likewise.
24516 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24517 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24518 get_vectype_for_scalar_type, vect_is_simple_use,
24519 supportable_widening_operation, supportable_narrowing_operation):
24521 (bb_in_loop_p): Move to tree-vect-loop.c.
24522 (new_loop_vec_info, destroy_loop_vec_info,
24523 reduction_code_for_scalar_code, report_vect_op,
24524 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24525 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24526 (vect_supportable_dr_alignment): Likewise.
24527 * tree-vectorizer.h (tree-data-ref.h): Include.
24528 (vect_loop_location): Declare.
24529 Reorganize function declarations according to the new file structure.
24530 * tree-vect-loop.c: New file.
24531 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24532 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24533 * tree-vect-data-refs.c: New file.
24534 * tree-vect-patterns.c (timevar.h): Don't include.
24535 * tree-vect-stmts.c: New file.
24536 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24537 tree-vect-slp.c, tree-vect-loop.c.
24538 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24539 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24540 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24541 (tree-vect-analyze.o): Remove.
24542 (tree-vect-transform.o): Likewise.
24543 (tree-vect-data-refs.o): Add rule.
24544 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24545 tree-vect-slp.o): Likewise.
24546 (tree-vect-patterns.o): Remove redundant dependencies.
24547 (tree-vectorizer.o): Likewise.
24548 * tree-vect-slp.c: New file.
24550 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24552 * optc-gen.awk: Warn if an option flag has multiple different
24555 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24557 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24558 -floop-block): Document dependences on PPL, CLooG and Graphite.
24560 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24562 PR rtl-optimization/323
24563 * c-common.c (c_fully_fold, convert_and_check,
24564 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24565 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24566 * c-common.def (EXCESS_PRECISION_EXPR): New.
24567 * c-cppbuiltin.c (builtin_define_float_constants): Define
24568 constants with enough digits for long double.
24569 * c-lex.c (interpret_float): Interpret constant with excess
24570 precision where appropriate.
24571 * c-opts.c (c_common_post_options): Set
24572 flag_excess_precision_cmdline. Give an error for
24573 -fexcess-precision=standard for C++ for processors where the
24574 option is significant.
24575 * c-parser.c (c_parser_conditional_expression): Handle excess
24576 precision in condition.
24577 * c-typeck.c (convert_arguments): Handle arguments with excess
24579 (build_unary_op): Move excess precision outside operation.
24580 (build_conditional_expr): Likewise.
24581 (build_compound_expr): Likewise.
24582 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24583 (build_modify_expr): Handle excess precision in RHS.
24584 (convert_for_assignment): Handle excess precision in converted
24586 (digest_init, output_init_element, process_init_element): Handle
24587 excess precision in initializer.
24588 (c_finish_return): Handle excess precision in return value.
24589 (build_binary_op): Handle excess precision in operands and add
24590 excess precision as needed for operation.
24591 * common.opt (-fexcess-precision=): New option.
24592 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24593 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24594 For standard excess precision, output explicit conversion to and
24595 truncation from XFmode.
24596 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24597 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24598 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24599 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24600 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24601 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24602 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24603 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24604 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24605 define_splits, sqrt<mode>2): Disable where appropriate for
24606 standard excess precision.
24607 * convert.c (convert_to_real): Do not shorten arithmetic to type
24608 for which excess precision would be used.
24609 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24610 * doc/invoke.texi (-fexcess-precision=): Document option.
24611 (-mfpmath=): Correct index entry.
24612 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24613 flag_excess_precision): New.
24614 * langhooks.c (lhd_post_options): Set
24615 flag_excess_precision_cmdline.
24616 * opts.c (common_handle_option): Handle -fexcess-precision=.
24617 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24618 init_excess_precision): New.
24619 (lang_dependent_init_target): Call init_excess_precision.
24620 * tree.c (excess_precision_type): New.
24621 * tree.h (excess_precision_type): Declare.
24623 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24626 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24627 non-lvalue to component.
24629 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24631 PR preprocessor/34695
24632 * Makefile.in (c-opts.o): Depend on c-tree.h.
24633 * c-common.c: Move down include of diagnostic.h.
24634 (done_lexing, c_cpp_error): New.
24635 * c-common.h (done_lexing): Declare.
24636 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24638 * c-opts.c: Include c-tree.h.
24639 (c_common_init_options): Set preprocessor error callback.
24640 (c_common_handle_option): Do not set preprocessor
24641 inhibit_warnings, warnings_are_errors, warn_system_headers,
24642 pedantic_errors or inhibit_warnings flags.
24643 (c_common_post_options): Do not check cpp_errors (parse_in).
24644 (c_common_finish): Do not output dependencies if there were
24645 errors. Do not check return value of cpp_finish.
24646 * c-ppoutput.c (pp_file_change): Set input_location.
24647 * c-tree.h (c_cpp_error): Declare.
24648 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24650 (diagnostic_build_prefix): Check override_column.
24651 * diagnostic.h (diagnostic_info): Add override_column field.
24652 (diagnostic_override_column): Define.
24654 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24656 * c-common.c (c_expand_expr, c_staticp): Remove.
24657 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24658 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24659 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24660 * c-gimplify.c (gimplify_compound_literal_expr,
24661 optimize_compound_literals_in_ctor): Remove.
24662 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24663 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24664 * c-semantics.c (emit_local_var): Remove.
24666 * langhooks-def.h (lhd_expand_expr): Remove.
24667 * langhooks.c (lhd_expand_expr): Remove.
24668 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24670 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24671 handling from c-semantics.c; don't call into langhook.
24672 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24673 * gimplify.c (gimplify_compound_literal_expr,
24674 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24675 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24676 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24677 as was done in c-gimplify.c.
24678 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24679 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24680 Move from c-common.h.
24681 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24683 * tree.c (staticp): Do not call langhook.
24684 * langhooks.c (lhd_staticp): Delete.
24685 * langhooks-def.h (lhd_staticp): Delete prototype.
24686 (LANG_HOOKS_STATICP): Delete.
24687 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24689 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24690 instead of DECL_STMTs.
24692 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24700 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24702 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24703 contained expression.
24704 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24705 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24706 conditional expressions for C.
24707 (decl_constant_value_for_optimization): Move from
24708 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24709 whether optimizing and that the expression is a VAR_DECL not of
24710 array type instead of doing such checks in the caller. Do not
24711 check pedantic. Call gcc_unreachable for C++.
24712 * c-common.def (C_MAYBE_CONST_EXPR): New.
24713 * c-common.h (c_fully_fold, c_save_expr,
24714 decl_constant_value_for_optimization): New prototypes.
24715 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24716 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24717 EXPR_INT_CONST_OPERANDS): Define.
24718 * c-convert.c (convert): Strip nops from expression.
24719 * c-decl.c (groktypename): Take extra parameters expr and
24720 expr_const_operands. Update call to grokdeclarator.
24721 (start_decl): Update call to grokdeclarator. Add statement for
24722 expressions used in type of decl.
24723 (grokparm): Update call to grokdeclarator.
24724 (push_parm_decl): Update call to grokdeclarator.
24725 (build_compound_literal): Add parameter non_const and build a
24726 C_MAYBE_COSNT_EXPR if applicable.
24727 (grokdeclarator): Take extra parameters expr and
24728 expr_const_operands. Track expressions used in declaration
24729 specifiers and declarators. Fold array sizes and track whether
24730 they are constant expressions and whether they are integer
24731 constant expressions.
24732 (parser_xref_tag): Set expr and expr_const_operands fields in
24734 (grokfield): Update call to grokdeclarator.
24735 (start_function): Update call to grokdeclarator.
24736 (build_null_declspecs): Set expr and expr_const_operands fields in
24738 (declspecs_add_type): Handle expressions in typeof specifiers.
24739 * c-parser.c (c_parser_declspecs): Set expr and
24740 expr_const_operands fields for declaration specifiers.
24741 (c_parser_enum_specifier): Likewise.
24742 (c_parser_struct_or_union_specifier): Likewise.
24743 (c_parser_typeof_specifier): Likewise. Update call to
24744 groktypename. Fold expression as needed. Return expressions with
24745 type instead of adding statements.
24746 (c_parser_attributes): Update calls to c_parser_expr_list.
24747 (c_parser_statement_after_labels): Fold expression before passing
24748 to objc_build_throw_stmt.
24749 (c_parser_condition): Fold expression.
24750 (c_parser_asm_operands): Fold expression.
24751 (c_parser_conditional_expression): Use c_save_expr. Update call
24752 to build_conditional_expr.
24753 (c_parser_alignof_expression): Update call to groktypename.
24754 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24755 original_code. Fold expression argument of va_arg. Create
24756 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24757 argument to va_arg. Update calls to groktypename. Fold array
24758 index for offsetof. Verify that first argument to
24759 __builtin_choose_expr has integer type.
24760 (c_parser_postfix_expression_after_paren_type): Update calls to
24761 groktypename and build_compound_literal. Handle expressions with
24762 side effects in type name.
24763 (c_parser_postfix_expression_after_primary): Update call to
24764 c_parser_expr_list. Set original_code for calls to
24765 __builtin_constant_p.
24766 (c_parser_expr_list): Take extra parameter fold_p. Fold
24767 expressions if requested.
24768 (c_parser_objc_type_name): Update call to groktypename.
24769 (c_parser_objc_synchronized_statement): Fold expression.
24770 (c_parser_objc_receiver): Fold expression.
24771 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24772 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24773 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24774 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24775 (struct c_typespec): Add elements expr and expr_const_operands.
24776 (struct c_declspecs): Add elements expr and expr_const_operands.
24777 (groktypename, build_conditional_expr, build_compound_literal):
24779 (in_late_binary_op): Declare.
24780 * c-typeck.c (note_integer_operands): New function.
24781 (in_late_binary_op): New variable.
24782 (decl_constant_value_for_broken_optimization): Move to c-common.c
24783 and rename to decl_constant_value_for_optimization.
24784 (default_function_array_conversion): Do not strip nops.
24785 (default_conversion): Do not call
24786 decl_constant_value_for_broken_optimization.
24787 (build_array_ref): Do not fold result.
24788 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24789 result when operand is a VLA.
24790 (c_expr_sizeof_type): Update call to groktypename. Handle
24791 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24792 result when operand names a VLA type.
24793 (build_function_call): Update call to build_compound_literal.
24794 Only fold result for calls to __builtin_* functions. Strip
24795 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24796 the function designator.
24797 (convert_arguments): Fold arguments. Update call to
24798 convert_for_assignment.
24799 (build_unary_op): Handle increment and decrement of
24800 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24801 decrement earlier. Fold operand of increment and decrement.
24802 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24803 built for integer operand. Wrap returns that are INTEGER_CSTs
24804 without being integer constant expressions or that have integer
24805 constant operands without being INTEGER_CSTs.
24806 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24807 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24808 result is an integer constant expression or can be used in
24809 unevaluated parts of one and avoid folding and wrap as
24810 appropriate. Fold operands before possibly doing -Wsign-compare
24812 (build_compound_expr): Wrap result for C99 if operands can be used
24813 in integer constant expressions.
24814 (build_c_cast): Update call to digest_init. Do not ignore
24815 overflow from casting floating-point constants to integers. Wrap
24816 results that could be confused with integer constant expressions,
24817 null pointer constants or floating-point constants.
24818 (c_cast_expr): Update call to groktypename. Handle expressions
24819 included in type name.
24820 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24821 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24822 Update calls to convert_for_assignment.
24823 (convert_for_assignment): Take new parameter
24824 null_pointer_constant. Do not strip nops or call
24825 decl_constant_value_for_broken_optimization. Set
24826 in_late_binary_op for conversions to boolean.
24827 (store_init_value): Update call to digest_init.
24828 (digest_init): Take new parameter null_pointer_constant. Do not
24829 call decl_constant_value_for_broken_optimization. pedwarn for
24830 initializers not constant expressions. Update calls to
24831 convert_for_assignment.
24832 (constructor_nonconst): New.
24833 (struct constructor_stack): Add nonconst element.
24834 (really_start_incremental_init, push_init_level, pop_init_level):
24835 Handle constructor_nonconst and nonconst element.
24836 (set_init_index): Call constant_expression_warning for array
24838 (output_init_element): Fold value. Set constructor_nonconst as
24839 applicable. pedwarn for initializers not constant expressions.
24840 Update call to digest_init. Call constant_expression_warning
24841 where constant initializers are required.
24842 (process_init_element): Use c_save_expr.
24843 (c_finish_goto_ptr): Fold expression.
24844 (c_finish_return): Fold return value. Update call to
24845 convert_for_assignment.
24846 (c_start_case): Fold switch expression.
24847 (c_process_expr_stmt): Fold expression.
24848 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24849 ensure statement expression is not evaluated in constant expression.
24850 (build_binary_op): Track whether results are integer constant
24851 expressions or may occur in such, disable folding and wrap results
24852 as applicable. Fold operands for -Wsign-compare warnings unless
24854 (c_objc_common_truthvalue_conversion): Handle results folded to
24855 integer constants that are not integer constant expressions.
24856 * doc/extend.texi: Document when typeof operands are evaluated,
24857 that condition of __builtin_choose_expr is an integer constant
24858 expression, and more about use of __builtin_constant_p in
24861 2009-03-29 Richard Guenther <rguenther@suse.de>
24863 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24864 propagate addresses of array references.
24866 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24868 * regmove.c (perhaps_ends_bb_p): Remove.
24869 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24870 from INSN and check that the main loop stays within that basic block.
24871 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24872 (regmove_forward_pass): Split out from regmove_optimize. Use
24873 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24874 (regmove_backward_pass): Split out from regmove_optimize. Use
24875 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24876 (regmove_optimize): Simplify.
24878 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24881 * config/i386/i386.c (classify_argument): Ignore flexible array
24882 member in struct and warn ABI change.
24884 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24886 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24888 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24889 (ix86_adjust_cost): Updated.
24891 2009-03-29 Jan Hubicka <jh@suse.cz>
24893 PR middle-end/28850
24894 * tree-pass.h (pass_cleanup_eh): New function.
24895 (remove_unreachable_regions): Break code handling RTL
24896 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24897 that can not be reached by runtime.
24898 (can_be_reached_by_runtime): New function.
24899 (label_to_region_map): New function.
24900 (num_eh_regions): New function.
24901 (rtl_remove_unreachable_regions): New function.
24902 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24903 (remove_eh_region): New function.
24904 * except.h: Include sbitmap and vecprim.
24905 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24906 num_eh_regions): Declare.
24907 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24908 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24909 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24910 (tree_empty_eh_handler_p): New function.
24911 (cleanup_empty_eh): New function.
24912 (cleanup_eh): New function.
24913 (pass_cleanup_eh): New function.
24915 2009-03-29 Jan Hubicka <jh@suse.cz>
24917 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24918 for removed regions.
24920 2009-03-29 Jan Hubicka <jh@suse.cz>
24922 * except.c (dump_eh_tree): Dump all datastructures.
24924 2009-03-29 Jan Hubicka <jh@suse.cz>
24926 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24927 (duplicate_eh_regions_1): Likewise.
24928 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24929 vector; call EH verification.
24930 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24931 Be ready for region being removed.
24933 2009-03-29 Jan Hubicka <jh@suse.cz>
24935 * bitmap.c (bitmap_last_set_bit): New function.
24936 * bitmap.h (bitmap_last_set_bit): Declare.
24938 2009-03-29 David Ayers <ayers@fsfe.org>
24941 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24942 by calling objc_compare_types and surpress warnings about
24943 incompatible C pointers that are compatible ObjC pointers.
24945 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24947 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24948 call initialize_inline_failed.
24949 (initialize_inline_failed): Move it from here ...
24950 * cgraph.c (initialize_inline_failed): ... to here.
24951 (cgraph_create_edge): Call initialize_inline_failed rather than
24952 setting inline_failed directly.
24954 2009-03-29 Ben Elliston <bje@au.ibm.com>
24957 * sysv4.opt (msdata): Improve comment.
24958 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24959 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24961 2009-03-29 Ben Elliston <bje@au.ibm.com>
24964 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24965 load and store attributes.
24967 2009-03-29 Ben Elliston <bje@au.ibm.com>
24969 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24970 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24971 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24972 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24973 __builtin_infq and __builtin_huge_valq.
24975 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24977 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24979 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24980 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24982 2009-03-28 Xinliang David Li <davidxl@google.com>
24984 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24985 (do_dbg_cnt): New function.
24987 2009-03-28 Jan Hubicka <jh@suse.cz>
24989 Merge from pretty-ipa:
24991 2009-03-27 Jan Hubicka <jh@suse.cz>
24993 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24994 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24995 * passes.c (function_called_by_processed_nodes_p): New.
24996 * ipa-pure-const.c (check_call): Fix handling of operands.
24997 (analyze_function): Dump debug output for skipped bodies.
24998 (local_pure_const): Use function_called_by_processed_nodes_p.
24999 * dwarf2out.c (reference_to_unused): Use output.
25000 * passes.c (do_per_function_toporder): Likewise.
25002 2008-11-12 Jan Hubicka <jh@suse.cz>
25004 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25005 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25006 state_set_in_source enum
25007 (check_decl): Ignore memory tags; do not set fake looping flags;
25009 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25010 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25011 (check_call, analyze_function): Rewrite.
25013 (add_new_function): Update call of analyze_function.
25014 (generate_summary): Add call of analyze_function.
25015 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25016 (local_pure_const): New function.
25017 (pass_local_pure_const): New pass.
25018 * ipa-inline.c (inline_transform): Set after_inlining.
25019 * tree-eh.c (stmt_can_throw_external): New.
25020 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25021 work with aliasing built.
25022 * tree-flow.h (stmt_can_throw_external): New.
25023 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25024 and local pure/const pass in early and late optimization queue.
25026 2009-03-28 Martin Jambor <mjambor@suse.cz>
25028 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25030 (fold_binary): Allow function decl aligment consideration is the
25031 second argument is integer constant one.
25032 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25033 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25034 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25036 2009-03-28 Jan Hubicka <jh@suse.cz>
25038 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25039 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25040 * function.h (rtl_data): Add nothrow flag.
25041 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25042 set DECL_NOTHROW for AVAILABLE functions.
25044 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25046 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25047 following vector keyword has expansion starting with pixel or bool
25048 keyword, expand vector to __vector and pixel or bool to __pixel or
25052 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25053 warn_if_disallowed_function_p): Removed.
25054 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25055 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25056 warning_if_disallowed_function_p.
25057 * flags.h (warn_if_disallowed_function_p,
25058 warn_disallowed_functions): Removed.
25059 * common.opt (Wdisallowed-function-list=): Removed.
25060 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25062 2009-03-28 Richard Guenther <rguenther@suse.de>
25064 PR tree-optimization/38723
25065 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25068 2009-03-28 Jan Hubicka <jh@suse.cz>
25070 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25071 test introduced by my previous patch.
25073 2009-03-28 Richard Guenther <rguenther@suse.de>
25075 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25076 the PHIs value undefined.
25078 2009-03-28 Jan Hubicka <jh@suse.cz>
25080 * tree-pass.h (pass_fixup_cfg): New pass.
25081 * ipa-inline.c (inline_transform): Set
25082 always_inline_functions_inlined/after_inlining.
25083 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25084 (pass_fixup_cfg): New pass.
25085 * passes.c (init_optimization_passes): Add fixup_cfg.
25087 2009-03-28 Richard Guenther <rguenther@suse.de>
25089 PR tree-optimization/38458
25090 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25091 argument use the arguments copy-of value.
25093 2009-03-28 Richard Guenther <rguenther@suse.de>
25095 PR tree-optimization/38180
25096 * tree-ssa-ccp.c (get_default_value): Simplify.
25097 (likely_value): Likewise.
25098 (surely_varying_stmt_p): Properly handle VOP case.
25099 (ccp_initialize): Likewise.
25100 (ccp_fold): Handle propagating through *&.
25101 (fold_const_aggregate_ref): Also handle decls.
25103 2009-03-28 Jan Hubicka <jh@suse.cz>
25105 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25106 * cgraph.h (cgraph_node): Likewise.
25107 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25108 (cgraph_reset_node): Use process flag.
25109 (cgraph_mark_functions_to_output): Likewise.
25110 (cgraph_expand_function): Likewise.
25111 (cgraph_expand_all_functions): Likewise.
25112 (cgraph_output_in_order): Likewise.
25113 * dwarf2out.c (reference_to_unused): Likewise.
25114 * passes.c do_per_function_toporder): Likewise.
25116 2009-03-28 Jan Hubicka <jh@suse.cz>
25118 Bring from lto-branch:
25120 2008-09-03 Doug Kwan <dougkwan@google.com>
25122 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25123 enums instead of reason strings.
25124 * cgraph.c (cgraph_create_edge): Same.
25125 (cgraph_inline_failed_string): New function.
25126 * cgraph.h (cgraph_inline_failed_t): New enum type.
25127 (cgraph_inline_failed_string): New prototype.
25128 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25129 char pointer to cgraph_inline_failed_t.
25130 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25131 (cgraph_default_inline_p): Ditto.
25132 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25133 to cgraph_inline_failed_t pointer.
25134 * cif-code.def: New file.
25135 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25137 (cgraph_check_inline_limits): Change type of REASON to pointer to
25138 cgraph_inline_failed_t. Replace reason strings with enums.
25139 (cgraph_default_inline_p): Ditto.
25140 (cgraph_recursive_inlining_p): Ditto.
25141 (update_caller_keys): Change type of FAILED_REASON to
25142 cgraph_inline_failed_t.
25143 (cgraph_set_inline_failed): Change type of REASON to pointer to
25144 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25145 convert enums to strings for text output.
25146 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25147 to be of type cgraph_inline_failed_t. Replace reason strings with
25148 enums. Call cgraph_inline_failed_string to covert enums
25149 to strings for text output.
25150 (cgraph_decide_inlining): Replace reason strings with enums.
25151 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25152 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25154 * tree-inline.c (expand_call_inline): Change type of REASON
25155 to cgraph_inline_failed_t. Replace reason strings with enums.
25156 Call cgraph_inline_failed_string for text output.
25157 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25160 2009-03-28 Jan Hubicka <jh@suse.cz>
25162 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25163 cgraph_clone_node): Remove master clone handling.
25164 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25165 * cgraph.h (master_clone): Remove.
25166 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25167 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25168 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25170 2009-03-28 Jan Hubicka <jh@suse.cz>
25172 * cgraph.c (cgraph_function_body_availability): Functions declared
25173 inline are always safe to assume that it is not going to be replaced.
25175 2009-03-28 Richard Guenther <rguenther@suse.de>
25177 PR tree-optimization/38513
25178 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25180 EXC_PTR_EXPR and FILTER_EXPR.
25181 (get_ref_from_reference_ops): Likewise.
25183 2009-03-28 Richard Guenther <rguenther@suse.de>
25185 PR tree-optimization/38968
25186 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25187 Use FLOOR_MOD_EXPR to compute misalignment.
25189 2009-03-28 Richard Guenther <rguenther@suse.de>
25191 PR tree-optimization/37795
25192 * tree.h (combine_comparisons): Declare.
25193 * fold-const.c (combine_comparisons): Export.
25194 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25196 (ifcombine_iforif): Use combine_comparisons.
25198 2009-03-28 Jan Hubicka <jh@suse.cz>
25200 * tree-eh.c (inlinable_call_p): New function.
25201 (make_eh_edges): Use it.
25202 (verify_eh_edges): Use it.
25203 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25204 * except.c (reachable_next_level): Add inlinable_function argument
25205 (sjlj_find_directly_reachable_regions): Update.
25206 (add_reachable_handler): Do not set saw_any_handlers.
25207 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25208 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25209 Add new inlinable call parameter.
25210 (can_throw_internal, can_throw_external): Update.
25211 * except.h (can_throw_internal_1, can_throw_external_1,
25212 foreach_reachable_handler): Update declaration.
25214 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25216 * config/arm/t-arm-coff, config/h8300/coff.h,
25217 config/i386/i386-aout.h, config/i386/i386-coff.h,
25218 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25219 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25220 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25221 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25222 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25223 sys-types.h: Remove.
25224 * Makefile.in: Remove protoize and fixproto support and references
25226 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25227 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25229 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25230 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25231 unprotoize$(exeext).
25232 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25233 (.PHONY): Don't depend on proto.
25234 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25235 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25236 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25237 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25238 build/gen-protos.o, build/scan.o, xsys-protos.h,
25239 build/fix-header$(build_exeext), build/fix-header.o,
25240 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25241 stmp-install-fixproto): Remove.
25242 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25243 SYSCALLS.c or fixproto files.
25244 (install-common): Don't install protoize.
25245 (install-headers-tar, install-headers-cpio, install-headers-cp):
25246 Don't depend on $(STMP_FIXPROTO).
25247 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25248 install fixproto files or write out fixproto settings.
25249 (uninstall): Don't uninstall protoize.
25250 * config.gcc (use_fixproto): Remove.
25251 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25252 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25253 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25254 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25255 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25256 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25257 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25258 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25259 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25260 * config/t-vxworks (STMP_FIXPROTO): Remove.
25261 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25262 STMP_FIXPROTO): Remove.
25263 * config.in, configure: Regenerate.
25264 * crtstuff.c (gid_t, uid_t): Don't undefine.
25265 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25266 (arm-*-coff, arm-*-aout: Remove target entries.
25267 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25268 Remove mention of AIX 4.1.
25269 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25270 * doc/invoke.texi (Running Protoize): Remove.
25271 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25272 (Protoize Caveats): Remove.
25273 * tsystem.h: Update comments on headers assumed to exist.
25275 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25277 * genautomata.c: Add a new year to the copyright. Add a new
25279 (struct insn_reserv_decl): Add comments for member bypass_list.
25280 (find_bypass): Remove.
25281 (insert_bypass): New.
25282 (process_decls): Use insert_bypass.
25283 (output_internal_insn_latency_func): Output all bypasses with the
25284 same input insn in one switch case.
25286 * rtl.def (define_bypass): Describe bypass choice.
25287 * doc/md.texi (define_bypass): Ditto.
25289 2009-03-27 Richard Guenther <rguenther@suse.de>
25291 * gimplify.c (mark_addressable): Export.
25292 * tree-flow.h (mark_addressable): Declare.
25293 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25294 * tree-ssa.c (verify_phi_args): Verify that address taken
25295 variables have TREE_ADDRESSABLE set.
25297 2009-03-27 Richard Guenther <rguenther@suse.de>
25299 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25300 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25301 Do not mark decls TREE_ADDRESSABLE.
25302 (build_fold_addr_expr): Adjust.
25303 (fold_addr_expr): Remove.
25304 (fold_unary): Use build_fold_addr_expr.
25305 (fold_comparison): Likewise.
25306 (split_address_to_core_and_offset): Likewise.
25307 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25309 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25310 (gimplify_modify_expr_to_memcpy): Mark source and destination
25312 * omp-low.c (create_omp_child_function): Mark the object decl
25314 (lower_rec_input_clauses): Mark the var we take the address of
25316 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25318 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25320 PR middle-end/39315
25321 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25322 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25324 2009-03-27 Richard Guenther <rguenther@suse.de>
25326 PR tree-optimization/39120
25327 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25329 (handle_lhs_call): Process return constraints. Add escape
25330 constraints if necessary.
25331 (handle_const_call): Fill out return constraints. Make nested
25332 case more precise. Avoid consttmp if possible.
25333 (handle_pure_call): Fill out return constraints. Avoid
25334 callused if possible.
25335 (find_func_aliases): Simplify call handling.
25337 2009-03-27 Richard Guenther <rguenther@suse.de>
25339 PR tree-optimization/39120
25340 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25341 as a representative.
25342 (solve_graph): Do propagate CALLUSED.
25343 (handle_pure_call): Use a scalar constraint from CALLUSED for
25345 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25351 * c-common.c (handle_aligned_attribute): Properly check alignment
25352 overflow. Use (1U << i) instead of (1 << i).
25354 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25356 * expr.h (get_mem_align_offset): Updated.
25358 * tree.h (tree_decl_common): Change align to "unsigned int" and
25359 move it before pointer_alias_set.
25361 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25362 Jakub Jelinek <jakub@redhat.com>
25365 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25366 gr_register_operand with gr_reg_or_0_operand.
25367 (cmpxchg_rel_di): Likewise.
25368 (sync_lock_test_and_set<mode>): Likewise.
25370 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25372 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25373 (true_regnum): Likewise.
25375 * rtlanal.c (subreg_info): Moved to ...
25376 * rtl.h (subreg_info): Here. New.
25377 (subreg_get_info): New.
25379 * rtlanal.c (subreg_get_info): Make it extern.
25381 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25384 * config/i386/i386.c (ix86_abi): New.
25385 (override_options): Handle -mabi=.
25386 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25387 (ix86_call_abi_override): Likewise.
25388 (init_cumulative_args): Likewise.
25389 (function_arg_advance): Likewise.
25390 (function_arg_64): Likewise.
25391 (function_arg): Likewise.
25392 (ix86_pass_by_reference): Likewise.
25393 (ix86_function_value_regno_p): Likewise.
25394 (ix86_build_builtin_va_list_abi): Likewise.
25395 (setup_incoming_varargs_64): Likewise.
25396 (is_va_list_char_pointer): Likewise.
25397 (ix86_init_machine_status): Likewise.
25398 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25399 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25400 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25401 (ix86_function_abi): Make it static and return enum calling_abi.
25402 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25404 (ix86_fn_abi_va_list): Updated.
25406 * config/i386/i386.h (ix86_abi): New.
25407 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25408 (CONDITIONAL_REGISTER_USAGE): Likewise.
25409 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25410 (machine_function): Likewise.
25412 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25414 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25415 (STACK_BOUNDARY): Likewise.
25416 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25418 * config/i386/i386.opt (mabi=): New.
25420 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25421 return enum calling_abi.
25422 (ix86_function_type_abi): Likewise.
25423 (ix86_function_abi): Removed.
25425 * doc/invoke.texi: Document -mabi= option for x86.
25427 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25429 * builtins.c (real_dconstp): Delete.
25430 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25432 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25433 Jakub Jelinek <jakub@redhat.com>
25436 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25437 (gen_subprogram_die): When a function is explicit, generate the
25438 DW_AT_explicit attribute.
25439 * langhooks.h (struct lang_hooks_for_decls): Add
25440 function_decl_explicit_p langhook.
25441 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25442 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25444 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25446 * builtins.c (fold_builtin_memory_op): Optimize memmove
25447 into memcpy if we can prove source and destination don't overlap.
25449 * tree-inline.c: Include gt-tree-inline.h.
25450 (clone_fn_id_num): New variable.
25451 (clone_function_name): New function.
25452 (tree_function_versioning): Use it.
25453 * Makefile.in (GTFILES): Add tree-inline.c.
25455 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25457 * BASE-VER: Change to 4.5.0.
25459 2009-03-27 Xinliang David Li <davidxl@google.com>
25461 PR tree-optimization/39557
25462 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25464 2009-03-27 Xinliang David Li <davidxl@google.com>
25466 PR tree-optimization/39548
25467 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25470 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25472 * c-common.c (pointer_int_sum): Use %wd on return from
25475 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25477 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25478 on return from tree_low_cst.
25480 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25483 * ginclude/stdarg.h (va_copy): Define also for
25484 __GXX_EXPERIMENTAL_CXX0X__.
25486 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25489 * builtins.h (c_strlen): Do not warn here.
25490 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25491 * c-common.c (pointer_int_sum): Take an explicit location.
25492 Warn about offsets out of bounds.
25493 * c-common.h (pointer_int_sum): Adjust declaration.
25495 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25497 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25500 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25503 * opts.c (warn_if_disallowed_function_p): Don't assume
25504 get_callee_fndecl must return non-NULL.
25506 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25508 PR rtl-optimization/39522
25509 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25510 when reg_reloaded_valid is set.
25512 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25514 * config/spu/divv2df3.c: New file.
25515 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25516 (DPBIT_FUNCS): Filter out _div_df.
25518 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25520 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25521 a jump insn, count that jump in the distance to the loop start.
25523 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25526 * config/sh/sh.c (calc_live_regs): Fix condition for global
25527 registers except PIC_OFFSET_TABLE_REGNUM.
25529 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25532 * doc/invoke.texi (-mconsole): New.
25534 (-mno-cygwin): New.
25536 (-mnop-fun-dllimport): New.
25540 (sub section "i386 and x86-64 Windows Options"): New.
25542 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25544 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25545 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25547 2009-03-25 Richard Guenther <rguenther@suse.de>
25549 PR middle-end/39497
25550 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25553 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25555 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25556 neither of haifa/selective schedulers are working.
25558 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25560 * doc/invoke.texi (Debugging Options): Fix description of
25561 -fno-merge-debug-strings.
25563 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25565 * config/cris/libgcc.ver: New version-script.
25566 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25568 * configure.ac <GAS features, nop mnemonic>: Add pattern
25569 crisv32-*-* for "nop".
25570 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25571 * configure: Regenerate.
25573 2009-03-24 Ira Rosen <irar@il.ibm.com>
25575 PR tree-optimization/39529
25576 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25577 mark_sym_for_renaming for the tag copied to the new vector
25580 2009-03-24 Arthur Loiret <aloiret@debian.org>
25582 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25583 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25584 EXTRA_SPEC_FUNCTIONS.
25585 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25586 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25587 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25588 -march and -mtune options.
25590 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25592 * config/m68k/t-rtems: Add m5329 multilib.
25594 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25595 Jakub Jelinek <jakub@redhat.com>
25598 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25601 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25604 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25605 instead of c_parser_expression_conv, if original_code isn't one of the
25606 4 allowed comparison codes, fail.
25608 2009-03-23 Richard Guenther <rguenther@suse.de>
25610 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25611 * tree.h (struct tree_type): Likewise.
25612 * reload.h (struct insn_chain): Likewise.
25613 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25614 * function.h (struct function): Likewise.
25615 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25617 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25619 PR tree-optimization/39516
25620 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25622 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25624 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25625 should be set true if BITS_PER_WORD of target is bigger than 32
25627 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25629 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25630 Translate -B-options to -rpath-link. Correct existing
25631 rpath-link and conditionalize on !nostdlib.
25633 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25635 * doc/extend.texi (Function Attributes, Variable Attributes):
25637 * doc/invoke.texi (Debugging Options, Optimize Options)
25638 (i386 and x86-64 Options, MCore Options): Likewise.
25640 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25643 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25644 it for block local namespace aliases.
25645 (gen_decl_die): Pass context_die to gen_namespace_die.
25647 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25650 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25651 minimum or maximum value.
25653 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25655 * reginfo.c (globalize_reg): Recompute derived reg sets.
25657 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25660 * libgcc2.c (mprotect): Do not use signed arguments for
25661 VirtualProtect, use DWORD arguments. Also fix the 'may
25662 be used uninitialized' warning for the np variable.
25664 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25667 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25668 functions using regparm calling conventions when not optimizing.
25669 (ix86_function_sseregparm): Similarly for sseregparm calling
25672 2009-03-19 Li Feng <nemokingdom@gmail.com>
25674 PR middle-end/39500
25675 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25676 dependence if the first conflict is after niter iterations.
25678 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25680 PR middle-end/38609
25681 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25682 functions with dynamic stack-pointer adjustments.
25684 2009-03-19 Ben Elliston <bje@au.ibm.com>
25686 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25687 option; change to -msdata=data.
25689 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25691 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25694 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25697 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25699 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25701 * doc/invoke.texi (Code Gen Options): Expand discussion of
25704 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25706 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25707 * matrix-reorg.c (struct matrix_info): Likewise.
25708 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25709 * rtl.h (struct mem_attrs): Likewise.
25710 * df.h (struct df): Likewise.
25711 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25712 * ira-int.h (struct ira_allocno): Likewise.
25713 * df-scan.c (struct df_collection_rec): Likewise.
25714 * ira.c (struct equivalence): Likewise.
25715 * function.c (struct temp_slot): Likewise.
25716 * cfgloop.h (struct loop): Likewise.
25719 * function.c (use_register_for_decl): When not optimizing, disregard
25720 register keyword for variables with types containing methods.
25722 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25724 PR middle-end/39447
25725 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25726 (is_simple_operand): Call contains_component_ref_p before calling data
25727 reference analysis that would fail on COMPONENT_REFs.
25729 * tree-vrp.c (search_for_addr_array): Fix formatting.
25731 2009-03-18 Richard Guenther <rguenther@suse.de>
25733 * tree-vect-transform.c (vect_loop_versioning): Fold the
25734 generated comparisons.
25735 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25736 (slpeel_tree_peel_loop_to_edge): Likewise.
25738 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25740 PR middle-end/37805
25741 * opts.c (print_specific_help): In addition to `undocumented',
25742 accept `separate' and `joined' flags if passed alone. Describe
25743 output by the first matched one of those.
25744 (common_handle_option): Skip over empty strings.
25745 * gcc.c (display_help): Fix help string for `--help='.
25746 * doc/invoke.texi (Option Summary, Overall Options): With
25747 `--help=', classes and qualifiers can both be repeated, but
25748 only the latter can be negated. One should not pass only
25749 negated qualifiers. Fix markup and examples.
25752 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25753 PR middle-end/37805
25754 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25755 and -fhelp=separate.
25757 2009-03-17 Jing Yu <jingyu@google.com>
25759 PR middle-end/39378
25760 * function.h (struct rtl_data): Move is_thunk from here...
25761 (struct function): ...to here.
25762 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25763 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25765 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25767 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25768 (alpha_output_function_end_prologue): Likewise.
25769 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25770 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25771 (rs6000_output_function_epilogue): Likewise.
25772 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25774 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25777 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25778 from different units in a single alternative.
25779 (*truncdfsf_i387): Ditto.
25780 (*truncxfsf2_mixed): Ditto.
25781 (*truncxfdf2_mixed): Ditto.
25783 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25785 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25786 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25789 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25790 unused non-artificial variables when not optimizing.
25793 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25794 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25795 NAMESPACE_DECL in its DECL_INITIAL.
25797 PR middle-end/39443
25798 * optabs.c (set_user_assembler_libfunc): New function.
25799 * expr.h (set_user_assembler_libfunc): New prototype.
25800 * c-common.c: Include libfuncs.h.
25801 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25802 for memcmp, memset, memcpy, memmove and abort.
25803 * Makefile.in (c-common.o): Depend on libfuncs.h.
25806 * dwarf2out.c (gen_inlined_enumeration_type_die,
25807 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25808 gen_tagged_type_instantiation_die): Removed.
25809 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25812 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25815 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25817 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25818 (check-parallel-%): Ditto.
25819 (check-consistency): Ditto.
25821 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25823 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25824 local variable rhs by NULL_TREE.
25826 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25829 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25831 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25834 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25836 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25839 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25840 for ms->sysv ABI calls only in 64bit mode.
25842 * config/i386/i386.md (untyped_call): Support 32bit.
25844 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25846 * doc/extend.texi: Replace x86_65 with x86_64.
25848 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25850 PR tree-optimization/39455
25851 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25852 mismatches for POINTER_TYPE_P (type).
25853 (number_of_iterations_le): Likewise.
25855 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25857 * config/picochip/picochip.c: Removed profiling support.
25858 * config/picochip/picochip.md: Removed profiling instruction.
25859 * config/picochip/picochip.h: Removed profiling builtin.
25861 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25863 * doc/install.texi (--with-host-libstdcxx): Document.
25865 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25868 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25869 generate a warning if the function name does not begin with
25870 "__vector" and the function has either the 'signal' or 'interrupt'
25871 attribute, from here to ...
25872 (avr_declare_function_name): ...here. New function.
25873 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25874 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25876 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25879 * cse.c (fold_rtx): Don't modify original const_arg1 when
25880 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25881 separate variable instead.
25882 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25883 from out of range shift counts.
25884 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25886 2009-03-13 Catherine Moore <clm@codesourcery.com>
25888 * config/i386/x-mingw32 (host-mingw32.o): Replace
25889 diagnostic.h with $(DIAGNOSTIC_H).
25891 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25894 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25896 * config/i386/sync.md (sync_compare_and_swap<mode>,
25897 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25898 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25900 (sync_double_compare_and_swapdi_pic,
25901 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25902 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25904 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25907 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25909 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25912 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25913 (avx_addsubv4df3): Likewise.
25914 (*avx_addsubv4sf3): Likewise.
25915 (sse3_addsubv4sf3): Likewise.
25917 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25920 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25922 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25925 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25926 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25927 registers for allocnos created from user-defined variables.
25929 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25932 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25933 of non-integer mode as well.
25935 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25937 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25938 for functions for which the parameter types are unknown.
25940 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25943 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25944 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25945 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25946 * config/i386/i386.c (ix86_local_alignment): For
25947 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25948 long long variables on the stack to avoid dynamic realignment.
25949 Allow the first argument to be a decl rather than type.
25950 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25952 2009-03-11 Nick Clifton <nickc@redhat.com>
25955 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25957 Add description to mno-lsim option.
25958 * config/mcore/mcore.h: Remove comment about deprecated m4align
25960 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25961 * doc/invoke.texi: Add description of mno-lsim and
25962 mstack-increment options.
25964 * config/fr30/fr30.opt: Document the -mno-lsim option.
25965 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25966 and -mno-lsim options.
25968 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25970 * fold-const.c (fold_comparison): Only call fold_inf_compare
25971 if the mode supports infinities.
25973 2009-03-11 Jason Merrill <jason@redhat.com>
25976 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25977 end already did. Notice GIMPLE_CALL modifications of the result.
25978 Don't copy debug information from an ignored decl or a decl from
25981 2009-03-10 Richard Guenther <rguenther@suse.de>
25982 Nathan Froyd <froydnj@codesourcery.com>
25984 PR middle-end/37850
25985 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25986 (__divMODE3): Likewise.
25988 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25990 PR tree-optimization/39394
25991 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25992 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25994 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25996 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25997 inline asms for register asm ("") declarations.
25999 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26001 * fold-const.c (fold_unary): Fix comment.
26003 2009-03-07 Jan Hubicka <jh@suse.cz>
26006 * tree-inline.c (setup_one_parameter): Do replacement of const
26007 argument by constant in SSA form.
26009 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26011 PR middle-end/38028
26012 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26013 determine alignment passed to assign_stack_local.
26014 (assign_parms_unsplit_complex): Likewise.
26015 * except.c (sjlj_build_landing_pads): Likewise.
26017 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26019 PR middle-end/39360
26020 * tree-flow.h (add_referenced_var): Return bool instead of void.
26021 * tree-dfa.c (add_referenced_var): Return result of
26022 referenced_var_check_and_insert call.
26023 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26024 of referenced_var_check_and_insert.
26027 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26028 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26029 DIE, don't emit it if abstract origin already has it.
26030 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26031 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26033 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26035 * genpreds.c (needs_variable): Fix parentheses at variable name
26037 (write_tm_constrs_h): Indent generated code.
26039 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26041 * doc/extend.texi (Function Attributes): Add documentation
26042 for isr attributes.
26044 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26047 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26048 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26050 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26052 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26055 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26058 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26059 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26061 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26063 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26064 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26065 constants instead of magic numbers.
26066 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26068 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26069 (x86_64_ms_abi_int_parameter_registers): Ditto.
26070 (x86_64_int_return_registers): Ditto.
26071 (ix86_maybe_switch_abi): Ditto.
26072 (ix86_expand_call): Ditto for clobbered_registers array.
26073 (ix86_hard_regno_mode_ok): Ditto.
26074 (x86_extended_QIreg_mentioned_p): Ditto.
26076 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26078 PR tree-optimization/39349
26079 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26081 * combine.c (gen_lowpart_for_combine): Use omode when generating
26084 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26086 PR rtl-optimization/39235
26087 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26089 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26091 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26093 2009-03-04 Richard Guenther <rguenther@suse.de>
26095 PR tree-optimization/39362
26096 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26097 that occur in abnormal PHIs should be varying.
26099 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26101 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26103 (simple_iv): Take loop as an argument instead of statement.
26104 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26105 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26107 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26109 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26110 * matrix-reorg.c (analyze_transpose): Ditto.
26111 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26112 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26113 * tree-predcom.c (ref_at_iteration): Ditto.
26114 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26116 2009-03-04 Richard Guenther <rguenther@suse.de>
26118 PR tree-optimization/39358
26119 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26120 escaped_id and callused_id.
26121 (solve_graph): Likewise.
26123 2009-03-04 Richard Guenther <rguenther@suse.de>
26125 PR tree-optimization/39339
26126 * tree-sra.c (try_instantiate_multiple_fields): Make it
26127 no longer ICE on the above.
26129 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26131 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26132 that fits within Pmode.
26134 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26136 PR middle-end/10109
26137 * tm.texi (LIBCALL_VALUE): Update description.
26139 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26141 PR middle-end/34443
26142 * doc/extend.texi (section): Update description.
26144 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26146 PR middle-end/39345
26147 * tree-inline.c (remapped_type): New.
26148 (can_be_nonlocal): Call remapped_type instead of remap_type.
26150 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26153 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26154 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26156 2009-03-03 Richard Guenther <rguenther@suse.de>
26158 PR middle-end/39272
26159 * tree.c (tree_nonartificial_location): New function.
26160 * tree.h (tree_nonartificial_location): Declare.
26161 * builtins.c (expand_builtin_memory_chk): Provide location
26162 of the call location for artificial function pieces.
26163 (maybe_emit_chk_warning): Likewise.
26164 (maybe_emit_sprintf_chk_warning): Likewise.
26165 (maybe_emit_free_warning): Likewise.
26166 * expr.c (expand_expr_real_1): Likewise.
26168 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26170 PR tree-optimization/39343
26171 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26172 COMPONENT_REF t has ARRAY_TYPE.
26174 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26176 PR middle-end/39335
26177 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26178 when the type precision of the induction variable should be
26179 larger than the type precision of nit.
26180 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26181 * graphite.c (graphite_loop_normal_form): Same.
26182 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26184 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26186 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26187 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26188 numbers to describe clobbered registers.
26189 (*call_value_0_rex64_ms_sysv): Ditto.
26190 * config/i386/mmx.md (mmx_emms): Ditto.
26191 (mmx_femms): Ditto.
26193 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26195 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26198 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26200 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26201 (spu_section_type_flags): New function.
26203 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26205 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26206 reg_class_contents of FLOAT_REGS into a temporary.
26208 2009-03-02 Richard Guenther <rguenther@suse.de>
26209 Ira Rosen <irar@il.ibm.com>
26211 PR tree-optimization/39318
26212 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26213 information to the vectorized statement.
26215 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26217 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26218 variable. Use defined names instead of magic constants for REX SSE
26221 2009-03-01 Richard Guenther <rguenther@suse.de>
26223 PR tree-optimization/39331
26224 * omp-low.c (lower_send_shared_vars): Do not receive new
26225 values for the reference of DECL_BY_REFERENCE parms or results.
26227 2009-03-01 Jan Hubicka <jh@suse.cz>
26230 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26231 BLOCK_NONLOCALIZED_VAR): New macros.
26232 (tree_block): Add nonlocalized_vars.
26233 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26234 gen_decl_die): Add origin argument. Allow generation of die with
26235 origin at hand only.
26236 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26237 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26239 (gen_block_die): Fix checking for unused blocks.
26240 (process_scope_var): Break out from .... ; work with origins only.
26241 (decls_for_scope) ... here; process nonlocalized list.
26242 (dwarf2out_ignore_block): Look for nonlocalized vars.
26243 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26245 (dump_scope_block): Dump them.
26246 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26247 (remap_block): Likewise.
26248 (can_be_nonlocal): New predicate.
26249 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26251 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26253 * configure: Regenerate.
26255 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26257 * optc-gen.awk: No need to duplicate option flags twice.
26258 Reuse help texts for duplicate options which do not have any.
26260 * gcc.c (display_help): Document --version.
26262 * gcc.c (main): If print_help_list and verbose_flag, ensure
26263 driver output comes before subprocess output.
26265 * optc-gen.awk: Assign all remaining fields to help string,
26266 space-separated, for multi-line help in *.opt.
26268 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26269 -Wno-pedantic-ms-format is for MinGW targets only.
26271 * doc/options.texi (Option file format): Fix bad indentation,
26272 restoring dropped sentence.
26274 2009-02-28 Jan Hubicka <jh@suse.cz>
26276 * tree-inline.c (tree_function_versioning): Output debug info.
26278 2009-02-28 Jan Hubicka <jh@suse.cz>
26281 * tree-inline.c (setup_one_parameter): Do not copy propagate
26282 arguments when not optimizing.
26284 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26287 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26288 (avx_addsubv4df3): Likewise.
26289 (*avx_addsubv4sf3): Likewise.
26290 (sse3_addsubv4sf3): Likewise.
26291 (*avx_addsubv2df3): Likewise.
26292 (sse3_addsubv2df3): Likewise.
26293 (avx_unpckhps256): Correct item selectors.
26294 (avx_unpcklps256): Likewise.
26295 (avx_unpckhpd256): Likewise.
26296 (avx_unpcklpd256): Likewise.
26298 2009-02-28 Jan Hubicka <jh@suse.cz>
26300 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26302 (copy_arguments_for_versioning): If var is declared don't declare it.
26303 (tree_function_versioning): First setup substitutions and then copy
26306 2009-02-27 Jan Hubicka <jh@suse.cz>
26309 * cgraph.h (varpool_output_debug_info): Remove.
26310 * cgraphunit.c (varpool_output_debug_info): Remove.
26311 * dwarf2out.c (deferred_locations_struct): New struct
26312 (deferred_locations): New type.
26313 (deferred_locations_list): New static var.
26314 (deffer_location): New function.
26315 (gen_variable_die): Use it.
26316 (decls_for_scope): Output info on local static vars.
26317 (dwarf2out_finish): Process deferred locations.
26318 * varpool.c (varpool_output_debug_info): Remove.
26320 2009-02-27 Jan Hubicka <jh@suse.cz>
26323 * tree.h (TREE_PROTECTED): Fix comment.
26324 (BLOCK_HANDLER_BLOCK): Remove.
26325 (struct tree_block): Remove handler_block add body_block.
26326 (inlined_function_outer_scope_p): New.
26327 (is_body_block): Remove.
26328 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26329 * dwarf2out.c (is_inlined_entry_point): Remove.
26330 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26331 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26333 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26334 * gimplify.c (gimplify_expr): Gimplify body blocks.
26335 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26336 block with multiple subblocks.
26337 (dump_scope_block): Prettier output; dump more flags and info.
26338 (dump_scope_blocks): New.
26339 (remove_unused_locals): Use dump_scope_blocks.
26340 * tree-flow.h (dump_scope_blocks): Declare.
26341 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26342 * stmt.c (is_body_block): Remove.
26343 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26344 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26346 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26348 PR middle-end/39308
26349 * graphite.c (graphite_loop_normal_form): Do not call
26350 number_of_iterations_exit from a gcc_assert.
26352 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26354 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26355 jumps if COND is NULL.
26356 (find_cond_jump): New function.
26357 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26358 * config/s390/s390.md: Remove z10_cobra attribute value.
26360 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26362 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26363 force_const_mem returns NULL_RTX.
26365 2009-02-26 Jan Hubicka <jh@suse.cz>
26368 * cgraph.h (varpool_output_debug_info): Remove.
26369 * cgraphunit.c (varpool_output_debug_info): Remove.
26370 * dwarf2out.c (deferred_locations_struct): New struct
26371 (deferred_locations): New type.
26372 (deferred_locations_list): New static var.
26373 (deffer_location): New function.
26374 (gen_variable_die): Use it.
26375 (decls_for_scope): Output info on local static vars.
26376 (dwarf2out_finish): Process deferred locations.
26377 * varpool.c (varpool_output_debug_info): Remove.
26379 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26381 PR rtl-optimization/39241
26382 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26383 to subreg_offset_representable_p.
26385 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26387 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26388 execute function prototype. Get f and nregs from max_reg_num
26389 and get_insns. Remove the first backward pass as it's dead,
26390 guard the forward pass by flag_expensive_optimizations.
26391 (rest_of_handle_regmove): Delete.
26392 (pass_regmove): Replace it with regmove_optimize.
26394 2009-02-25 Martin Jambor <mjambor@suse.cz>
26396 PR tree-optimization/39259
26397 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26398 calls_alloca function flags.
26399 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26400 calls are detected.
26402 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26404 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26405 flags_set_1_rtx, flags_set_1_set): Delete.
26406 (regmove_optimize): Do not call mark_flags_life_zones.
26408 2009-02-24 Julian Brown <julian@codesourcery.com>
26411 * config/arm/arm.c (require_pic_register): Only set
26412 cfun->machine->pic_reg once per function.
26414 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26416 * doc/invoke.texi (Link Options): Document an easier way to pass
26417 options that take arguments to the GNU linker using -Xlinker and -Wl.
26419 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26422 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26424 2009-02-24 Richard Guenther <rguenther@suse.de>
26427 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26429 2009-02-24 Richard Guenther <rguenther@suse.de>
26430 Zdenek Dvorak <ook@ucw.cz>
26432 PR tree-optimization/39233
26433 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26434 from converting them to a generic type.
26436 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26438 PR tree-optimization/39260
26439 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26440 contains a condition with a real type.
26441 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26443 2009-02-23 Jason Merrill <jason@redhat.com>
26446 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26447 narrowing_initializer_constant_valid_p.
26448 (narrowing_initializer_constant_valid_p): Don't return
26449 null_pointer_node for adding a pointer to itself.
26451 2009-02-23 Jan Hubicka <jh@suse.cz>
26454 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26457 2009-02-23 Jan Hubicka <jh@suse.cz>
26459 PR tree-optimization/37709
26460 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26461 * tree.h (block_ultimate_origin): Declare.
26462 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26463 * tree-ssa-live.c (remove_unused_scope_block_p):
26464 Eliminate blocks containig no instructions nor live variables nor
26466 (dump_scope_block): New function.
26467 (remove_unused_locals): Enable removal of dead blocks by default;
26468 enable dumping at TDF_DETAILS.
26470 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26472 * config/i386/i386.c (classify_argument): Don't allow COImode
26474 (function_arg_advance_32): Don't allow OImode.
26475 (function_arg_32): Likewise.
26476 (function_value_32): Likewise.
26477 (return_in_memory_32): Likewise.
26478 (function_arg_64): Remove OImode comment.
26480 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26483 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26484 ix86_expand_vector_set for V4DImode in 64bit mode only.
26485 (ix86_expand_vector_init_one_var): Likewise.
26487 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26489 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26491 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26494 * loop-iv.c: Revert last change.
26495 * emit-rtl.c: Likewise.
26497 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26500 * config/i386/i386.c (type_natural_mode): Remove an extra
26501 space in the warning message.
26502 (function_value_32): Handle 32-byte vector modes.
26503 (return_in_memory_32): Likewise.
26505 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26507 * loop-iv.c (truncate_value): New function.
26508 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26510 (lowpart_subreg): Move to...
26511 * emit-rtl.c: ...here.
26513 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26515 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26516 accidental and undocumented change at revision 140860.
26518 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26520 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26521 take gimple_seq * arguments.
26522 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26523 types_compatible_p langhook.
26525 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26526 Joseph Myers <joseph@codesourcery.com>
26528 * config/arm/arm.c (arm_builtin_va_list): New function.
26529 (arm_expand_builtin_va_start): Likewise.
26530 (arm_gimplify_va_arg_expr): Likewise.
26531 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26532 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26533 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26534 (va_list_type): New variable.
26535 (arm_mangle_type): Mangle va_list_type appropriately.
26537 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26539 PR middle-end/39157
26540 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26541 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26542 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26543 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26544 parameter to 1000 for -O1 by default.
26545 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26547 * loop-invariant.c: Include params.h.
26548 (move_loop_invariants): Don't call move_single_loop_invariants on
26551 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26553 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26554 offset when calculating bounds for indexing stack_usage_map. Fixes
26555 a buffer overflow with certain target setups.
26557 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26560 * calls.c (expand_call): Clear try_tail_call if caller and callee
26561 disagree in promotion of function return value.
26563 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26566 * c-common.c (c_determine_visibility): If visibility changed and
26567 DECL_RTL has been already set, call make_decl_rtl to update symbol
26570 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26573 * varasm.c (assemble_variable): Don't check DECL_NAME when
26574 globalizing a variable.
26576 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26579 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26580 expression before any __builtin_trap call.
26581 * c-typeck.c (build_function_call): Convert and check function
26582 arguments before generating a call to a trap. Evaluate the
26583 function arguments before the trap.
26585 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26588 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26589 (UNSPEC_FXAM_MEM): New unspec.
26590 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26591 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26592 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26594 2009-02-19 Richard Guenther <rguenther@suse.de>
26596 PR tree-optimization/39207
26597 PR tree-optimization/39074
26598 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26599 storedanything_tree): New.
26600 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26601 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26602 (build_succ_graph): Add edges from STOREDANYTHING to all
26604 (init_base_vars): Initialize STOREDANYTHING.
26605 (compute_points_to_sets): Free substitution info after
26606 building the succ graph.
26607 (ipa_pta_execute): Likewise.
26609 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26611 (do_ds_constraint): Do not add to special var or non-pointer
26613 (type_could_have_pointers): Split out from ...
26614 (could_have_pointers): ... here. For arrays use the element type.
26615 (create_variable_info_for): Initialize may_have_pointers.
26616 (new_var_info): Likewise.
26617 (handle_lhs_call): Make the HEAP variable unknown-sized.
26618 (intra_create_variable_infos): Use a type with pointers for
26619 PARM_NOALIAS, make it unknown-sized.
26621 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26624 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26626 2009-02-18 Jason Merrill <jason@redhat.com>
26629 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26630 value if DECL_EXTERNAL.
26631 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26632 * target.h (gcc_target::binds_local_p): Clarify "module".
26633 * tree.h (TREE_PUBLIC): Clarify "module".
26635 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26639 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26641 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26644 * c.opt (Wabi): Support C and ObjC.
26647 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26649 * config/i386/i386.c (classify_argument): Warn once about the ABI
26650 change when passing union with long double.
26652 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26654 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26657 * c-parser.c (c_parser_compound_statement): Always enter and leave
26660 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26663 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26665 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26667 PR tree-optimization/36922
26668 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26669 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26672 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26674 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26677 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26679 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26681 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26683 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26686 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26687 Richard Sandiford <rdsandiford@googlemail.com>
26689 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26690 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26691 (loongson_biadd): ...this.
26693 2009-02-17 Richard Guenther <rguenther@suse.de>
26695 PR tree-optimization/39202
26696 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26697 a var make sure to follow existing collapses.
26699 2009-02-17 Richard Guenther <rguenther@suse.de>
26701 PR middle-end/39214
26702 * langhooks.c (lhd_print_error_function): Check for NULL block.
26704 2009-02-17 Richard Guenther <rguenther@suse.de>
26706 PR tree-optimization/39204
26707 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26710 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26712 * config/soft-fp/double.h: Update from glibc CVS.
26714 2009-02-17 Richard Guenther <rguenther@suse.de>
26716 PR tree-optimization/39207
26717 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26718 strict-aliasing warnings for pointers pointing to NULL.
26720 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26723 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26724 skipping until next close brace.
26726 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26729 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26730 to function argument boundary.
26732 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26734 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26735 in the lea_add. Reload eventually constraints it properly.
26736 * config/picochip/constraints.md: Remove the target constraint
26737 "b", since it is not needed anymore.
26739 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26741 * gthr-dce.h: Uglify function parameter and local variable names.
26742 * gthr-gnat.h: Likewise.
26743 * gthr-mipssde.h: Likewise.
26744 * gthr-nks.h: Likewise.
26745 * gthr-posix95.h: Likewise.
26746 * gthr-posix.h: Likewise.
26747 * gthr-rtems.h: Likewise.
26748 * gthr-single.h: Likewise.
26749 * gthr-solaris.h: Likewise.
26750 * gthr-tpf.h: Likewise.
26751 * gthr-vxworks.h: Likewise.
26752 * gthr-win32.h: Likewise.
26754 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26757 * config/i386/i386.md: Restrict the new peephole2 to move
26758 between MMX/SSE registers.
26760 2009-02-15 Richard Guenther <rguenther@suse.de>
26763 2009-02-13 Richard Guenther <rguenther@suse.de>
26765 * configure.ac: Enable LFS.
26766 * configure: Re-generate.
26767 * config.in: Likewise.
26769 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26771 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26772 spu_srqwbyte, spu_srqwbytebc): Define.
26773 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26774 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26775 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26776 "shrqby_<mode>"): New insn-and-split patterns.
26777 * config/spu/spu.c (expand_builtin_args): Determine and return
26778 number of operands using spu_builtin_description data.
26779 (spu_expand_builtin_1): Use it.
26781 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26784 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26787 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26790 * config/i386/i386.c (override_options): Correct warning
26791 messages for -malign-loops, -malign-jumps and -malign-functions.
26793 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26796 * config/i386/i386.md: Restrict the new peephole2 to move
26797 between the general purpose registers.
26799 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26802 * config/i386/i386.c (type_natural_mode): Add a new argument.
26803 Return the original mode and warn ABI change if vector size is 32byte.
26804 (function_arg_advance): Updated.
26805 (function_arg): Likewise.
26806 (ix86_function_value): Likewise.
26807 (ix86_return_in_memory): Likewise.
26808 (ix86_sol10_return_in_memory): Likewise.
26809 (ix86_gimplify_va_arg): Likewise.
26810 (function_arg_32): Don't warn ABX ABI change here.
26811 (function_arg_64): Likewise.
26813 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26815 * loop-iv.c (implies_p): In the final case, test that operands 0
26816 of the two comparisons match.
26818 * config/bfin/bfin.c (find_prev_insn_start): New function.
26819 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26820 (find_next_insn_start): Move.
26822 2009-02-13 Richard Guenther <rguenther@suse.de>
26824 * configure.ac: Enable LFS.
26825 * configure: Re-generate.
26826 * config.in: Likewise.
26828 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26831 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26832 sizes on syntax error after some arguments have been parsed.
26834 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26836 * doc/invoke.texi (-fira): Remove.
26838 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26840 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26841 * recog.c: Likewise.
26844 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26846 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26847 (umul_ppmm): Likewise.
26848 (count_leading_zeros): Likewise.
26849 (count_trailing_zeros): Likewise.
26850 (UMUL_TIME): Likewise.
26852 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26854 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26855 soft-fp/t-softfp to tmake_file.
26857 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26858 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26859 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26860 IA64_BUILTIN_INFQ]: New.
26861 (ia64_init_builtins): Initialize __builtin_infq,
26862 __builtin_fabsq and __builtin_copysignq if not HPUX.
26863 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26864 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26866 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26868 (__fixtfti): Likewise.
26869 (__fixunstfti): Likewise.
26870 (__floattitf): Likewise.
26872 * config/ia64/libgcc-glibc.ver: New.
26873 * config/ia64/t-fprules-softfp: Likewise.
26874 * config/ia64/sfp-machine.h: Likewise.
26876 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26877 (LIBGCC2_TF_CEXT): Likewise.
26878 (TF_SIZE): Likewise.
26879 (TARGET_INIT_LIBFUNCS): Likewise.
26881 * config/ia64/t-glibc (SHLINB_MAPFILES):
26882 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26884 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26886 * config/i386/i386.c (construct_container): Rewrite processing
26887 BLKmode with X86_64_SSE_CLASS.
26889 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26892 * config/i386/i386.md: Replace simplify_replace_rtx with
26893 replace_rtx in the new peephole2.
26895 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26897 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26898 loop unrolling do not happen at -O2.
26900 2009-02-12 Michael Matz <matz@suse.de>
26902 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26904 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26906 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26909 2009-02-12 Ben Elliston <bje@au.ibm.com>
26911 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26912 patterns when updating the back chain. Missed in the 2009-02-10
26915 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26917 * doc/extend.texi (Decimal Floating Types): Update identifier of
26918 draft TR and list of missing support.
26920 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26922 PR middle-end/39154
26923 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26924 bit to variable length decl's flags, add it also to its
26925 pointer replacement variable.
26927 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26928 Jakub Jelinek <jakub@redhat.com>
26931 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26932 (memory_blockage): New expander.
26933 (*memory_blockage): New insn pattern.
26934 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26935 instead of general blockage at the end of function prologue when
26936 frame pointer is used to access red zone area. Do not emit blockage
26937 when profiling, it is emitted in generic code.
26938 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26939 function epilogue when frame pointer is used to access red zone area.
26941 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26944 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26945 by arithmetic with memory operands.
26946 * config/i386/predicates.md (commutative_operator): New.
26948 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26950 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26953 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26955 * alias.h (record_alias_subset): Declare.
26956 * alias.c (record_alias_subset): Make global.
26958 2009-02-10 Nick Clifton <nickc@redhat.com>
26960 * tree-parloops.c: Change license to GPLv3.
26961 * ipa-struct-reorg.c: Change license to GPLv3.
26962 * ipa-struct-reorg.h: Change license to GPLv3.
26964 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26967 * c-decl.c (start_struct): Return NULL on error.
26969 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26971 PR middle-end/39124
26972 * cfgloopmanip.c (remove_path): Call remove_bbs after
26973 cancel_loop_tree, not before it.
26976 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26977 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26978 VAR_DECLs were seen.
26979 * tree-ssa-live.c (remove_unused_locals): Recompute
26980 cfun->has_local_explicit_reg_vars.
26981 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26982 copies or clearings if cfun->has_local_explicit_reg_vars.
26984 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26987 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26988 of function prologue when frame pointer is used to access
26991 2009-02-10 Richard Guenther <rguenther@suse.de>
26993 PR middle-end/39127
26994 * gimplify.c (gimple_regimplify_operands): Always look if
26995 we need to create a temporary.
26997 2009-02-10 Richard Guenther <rguenther@suse.de>
26999 PR tree-optimization/39132
27000 * tree-loop-distribution.c (todo): New global var.
27001 (generate_memset_zero): Trigger TODO_rebuild_alias.
27002 (tree_loop_distribution): Return todo.
27004 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27007 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27008 (x86_64_reg_class_name): Removed.
27009 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27010 first one isn't X86_64_SSE_CLASS or any other ones aren't
27011 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27012 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27013 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27014 and 3 X86_64_SSEUP_CLASS.
27015 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27016 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27018 2009-02-10 Ben Elliston <bje@au.ibm.com>
27020 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27021 form instruction to update the stack back chain word, even if the
27022 user has disabled the generation of update instructions.
27023 (movdi_<mode>_update_stack): New.
27024 (movsi_update_stack): Likewise.
27025 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27026 always use an update form instruction to update the stack back
27029 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27031 PR middle-end/38953
27032 * graphite.c (if_region_set_false_region): After moving a region in
27033 the false branch of a condition, remove the empty dummy basic block.
27034 (gloog): Remove wrong fix for PR38953.
27036 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27038 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27039 generation due to implicit sign extension.
27041 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27043 PR middle-end/38981
27044 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27045 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27047 2009-02-09 Richard Guenther <rguenther@suse.de>
27049 PR middle-end/35202
27050 * convert.c (convert_to_real): Disable (float)fn((double)x)
27051 to fnf(x) conversion if errno differences may occur and
27052 -fmath-errno is set.
27054 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27056 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27057 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27058 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27060 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27063 * c-common.c (handle_alias_attribute): Disallow attribute for
27064 anything not a FUNCTION_DECL or VAR_DECL.
27066 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27069 * real.c (do_compare): Special-case compare of zero against
27070 decimal float value.
27072 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27075 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27076 as indicating flexible array members unless the field itself is
27077 being declarared as the incomplete array.
27079 2009-02-06 Jan Hubicka <jh@suse.cz>
27081 PR tree-optimization/38844
27082 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27083 is already inlined.
27085 2009-02-06 Richard Guenther <rguenther@suse.de>
27087 PR middle-end/38977
27088 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27089 fork because we may expand it as __gcov_fork.
27091 2009-02-06 Nick Clifton <nickc@redhat.com>
27093 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27095 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27097 PR tree-optimization/35659
27098 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27099 vn_phi_eq): Shortcut if hashcode does not match.
27100 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27102 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27103 and avoid iterative_hash_expr.
27104 (FOR_EACH_VALUE_ID_IN_SET): New.
27105 (value_id_compare): Remove.
27106 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27107 sort expressions by value id.
27109 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27112 * config/sh/predicates.md (general_movsrc_operand): Don't check
27113 the subreg of system registers here.
27115 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27118 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27119 on the copied decl.
27121 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27123 PR rtl-optimization/39110
27124 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27125 addresses, not aligned ones.
27127 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27128 Richard Guenther <rguenther@suse.de>
27130 PR tree-optimization/39100
27131 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27132 comment says and add edges.
27134 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27137 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27138 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27140 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27142 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27143 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27144 register_bb_in_sese, new_sese, free_sese): Moved.
27145 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27146 outermost_loop_in_scop, build_scop_iteration_domain,
27147 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27148 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27149 Use loop_in_sese_p instead of loop_in_scop_p.
27150 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27151 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27152 (scopdet_basic_block_info): Fix bug in scop detection.
27153 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27154 eq_loop_to_cloog_loop): Remove.
27155 (nb_loops_around_loop_in_scop, nb_loop
27156 ref_nb_loops): Moved here...
27157 * graphite.h (ref_nb_loops): ... from here.
27158 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27159 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27160 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27162 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27163 Hans-Peter Nilsson <hp@axis.com>
27165 PR rtl-optimization/37889
27166 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27167 Move offset handling from PLUS to before the switch. Use new
27168 arguments when considering SYMBOL_REFs too.
27169 (rtx_addr_can_trap_p): Pass dummy offset and size.
27170 (enum may_trap_p_flags): Remove.
27171 (may_trap_p_1): Pass size from MEM_SIZE.
27173 PR rtl-optimization/38921
27174 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27175 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27176 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27177 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27179 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27181 AVX Programming Reference (January, 2009)
27182 * config/i386/sse.md (*vpclmulqdq): New.
27184 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27186 PR tree-optimization/38977
27187 PR gcov-profile/38292
27188 * calls.c (special_function_p): Disregard __builtin_ prefix.
27190 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27192 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27193 non-indexable addresses even before reload.
27195 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27198 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27199 as having variable size. Do not give an error for unnamed
27200 parameters with [*] declarators. Give a warning for type names
27201 with [*] declarators and mark them as variable size.
27202 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27203 for sizeof applied to [*] type names.
27205 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27208 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27210 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27212 * gcc.c (process_command): Update copyright notice dates.
27213 * gcov.c (print_version): Likewise.
27214 * gcov-dump.c (print_version): Likewise.
27215 * mips-tfile.c (main): Likewise.
27216 * mips-tdump.c (main): Likewise.
27218 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27221 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27222 for composite type involving a zero-length array type.
27224 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27227 * function.c (match_asm_constraints_1): Skip over
27228 initial optional % in the constraint.
27230 PR inline-asm/39059
27231 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27232 supported, don't accept FIXED_CSTs.
27233 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27234 and _Sat is used without _Fract/_Accum. Set specs->type to
27235 integer_type_node for cts_fract/cts_accum if fixed point is not
27238 2009-02-02 Catherine Moore <clm@codesourcery.com>
27240 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27242 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27244 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27245 (ABI_HAS_64BIT_SYMBOLS): Use it.
27246 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27248 2009-02-02 Paul Brook <paul@codesourcery.com>
27250 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27252 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27254 PR inline-asm/39058
27255 * recog.h (asm_operand_ok): Add constraints argument.
27256 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27257 recurse on matching constraint.
27258 (check_asm_operands): Pass constraints as 3rd argument to
27259 asm_operand_ok. Don't look up matching constraint here.
27260 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27263 2009-02-02 Ben Elliston <bje@au.ibm.com>
27265 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27266 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27268 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27270 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27271 information. Remove some obsolete information. Reorganize.
27273 * config/pa/fptr.c: Revert license to GPL 2.
27274 * config/pa/milli64.S: Likewise.
27276 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27279 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27280 LIBRARY name in, instead of hard-coding it.
27281 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27282 extra target make frag to tmake_files according to EH model.
27283 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27284 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27285 frags that define makefile variable EH_MODEL appropriately.
27286 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27287 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27288 to "-sjlj" according to type of EH configured.
27289 (LIBGCC_SONAME): Concatenate it to shared library base name.
27290 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27291 to "_sjlj" according to type of EH configured.
27292 (LIBGCC_SONAME): Concatenate it to shared library base name.
27293 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27294 (SHLIB_LINK): Add missing semicolon to if-else construct.
27295 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27296 string value of "pe_dll" command-line option.
27297 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27298 (SHLIB_SONAME): Use it when overriding t-cygming default.
27299 (SHLIB_IMPLIB): Override t-cygming default.
27300 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27301 string value of "pe_dll" command-line option.
27303 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27306 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27307 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27309 2009-01-31 Richard Guenther <rguenther@suse.de>
27311 PR tree-optimization/38937
27312 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27313 computing the transitive closure.
27315 2009-01-30 Richard Guenther <rguenther@suse.de>
27317 PR tree-optimization/39041
27318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27319 Propagate variable indices only if the types match for this stmt.
27321 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27324 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27325 inline but never defined.
27327 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27329 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27330 (*insv_h_di_reg_extimm): New insn.
27331 (*insv_l<mode>_reg_extimm): New insn.
27333 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27335 * config/picochip/picochip.c (flag_conserve_stack): set
27336 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27337 fconserve-stack. Reduce call-overhead used by inliner.
27339 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27342 * common.opt (flag_conserve_stack): Initialised to zero.
27344 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27347 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27348 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27351 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27353 * ira-color.c (allocno_reload_assign): Update comments.
27354 * regmove.c (regmove_optimize): Likewise.
27358 2009-01-29 Robert Millan <rmh@aybabtu.com>
27360 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27361 * config/i386/kopensolaris-gnu.h: New file. Undefine
27362 `MD_UNWIND_SUPPORT'.
27363 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27365 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27367 PR tree-optimization/39007
27368 * tree-loop-distribution.c (generate_builtin): Use
27369 recompute_dominator to compute the immediate dominator of the
27370 basic block just after the loop.
27372 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27374 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27375 (ASM_OUTPUT_DWARF_PCREL): Define.
27377 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27379 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27380 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27381 global. Modify entries about regmove and IRA.
27383 * ra-conflict.c: Remove the file.
27385 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27387 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27388 (pass_regclass_init): Rename to pass_reginfo_init.
27390 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27392 * toplev.h (flag_ira): Remove.
27394 * caller-save.c (setup_save_areas): Remove flag_ira.
27396 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27398 * global.c: Remove the file.
27400 * opts.c (decode_options): Remove flag_ira.
27402 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27404 * regmove.c: Modify file description.
27405 (find_use_as_address, try_auto_increment): Define them only if
27406 AUTO_INC_DEC is defined.
27407 (replacement_quality, replace_in_call_usage, fixup_match_1,
27408 stable_and_no_regs_but_for_p): Remove.
27409 (reg_set_in_bb): Make it static.
27410 (regmove_optimize): Remove flag_ira and code which worked for
27413 * local-alloc.c: Remove the file.
27415 * common.opt (fira): Remove.
27417 * ira.c: Include except.h.
27418 (eliminable_regset): Move from global.c.
27419 (mark_elimination): Ditto. Remove flag_ira.
27420 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27421 equiv_mem_modified, validate_equiv_mem_from_store,
27422 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27423 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27424 no_equiv, recorded_label_ref): Move from local-alloc.c.
27425 (update_equiv_regs): Ditto. Make it static.
27426 (print_insn_chain, print_insn_chains): Move it from global.c.
27427 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27428 (build_insn_chain): Ditto. Make it static.
27429 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27430 Rename to init_live_subregs.
27431 (gate_ira): Remove flag_ira.
27433 * regclass.c: Rename reginfo.c. Change file description.
27434 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27435 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27436 (init_reg_sets_1): Remove code for evaluation of
27437 reg_class_superclasses and losing_caller_save_reg_set.
27438 (init_regs): Remove init_reg_autoinc.
27439 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27440 ok_for_base_p_nonstrict): Remove.
27441 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27442 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27443 corresponding entries.
27444 (dump_regclass, record_operand_costs, scan_one_insn,
27445 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27446 record_address_regs, auto_inc_dec_reg_p): Remove.
27447 (gt-regclass.h): Rename to gt-reginfo.h.
27449 * rtl.h (dump_global_regs, retry_global_alloc,
27450 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27452 * Makefile.in (RA_H): Remove.
27453 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27454 Rename regclass.o to reginfo.o.
27455 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27457 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27458 (GTFILES): Rename regclass.c to reginfo.c.
27460 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27461 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27463 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27464 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27466 (finish_spills): Ditto. Remove code for !flag_ira.
27468 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27470 PR middle-end/35854
27471 * doc/invoke.texi (rtl debug options): Complete rewrite.
27472 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27474 * mode-switching.c (pass_mode_switching): Rename pass from
27475 "mode-sw" to "mode_sw".
27476 * except.c (pass_convert_to_eh_ranges): Rename pass from
27477 "eh-ranges" to "eh_ranges".
27478 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27482 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27483 Alexander Monakov <amonakov@ispras.ru>
27485 PR middle-end/38857
27486 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27488 (move_exprs_to_boundary): Change return type and pass through
27489 should_move from move_op. Relax assert. Update usage ...
27490 (schedule_expr_on_boundary): ... here. Use should_move instead of
27492 (move_op_orig_expr_found): Indicate that insn was disconnected from
27494 (code_motion_process_successors): Do not call after_merge_succs
27495 callback if original expression was not found when traversing any of
27497 (code_motion_path_driver): Change return type. Update prototype.
27498 (move_op): Update comment. Add a new parameter (should_move). Update
27499 prototype. Set *should_move based on indication provided by
27500 move_op_orig_expr_found.
27502 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27504 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27505 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27506 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27507 * config/rs6000/rs6000.c (rs6000_override_options): Default
27508 avoid-indexed-addresses on for Power6, off for everything else.
27509 (avoiding_indexed_address_p): New function.
27510 (rs6000_legitimize_address): Use it.
27511 (rs6000_legitimate_address): Likewise.
27512 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27514 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27516 PR tree-optimization/38997
27517 * tree-loop-distribution.c (generate_memset_zero): Use
27518 POINTER_PLUS_EXPR for a pointer addition.
27520 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27522 * config/s390/s390.md (bswap<mode>2): New pattern added.
27524 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27526 * config/s390/s390.md (*tls_load_31): Added type attribute.
27528 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27530 * config/s390/s390.md: Fix a few comments.
27532 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27534 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27535 (*tm<mode>_full): Fixed z10prop attribute.
27536 (*tst<mode>_extimm): Fixed z10prop attribute.
27537 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27538 (*tstqiCCT_cconly): Fixed z10prop attribute.
27539 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27540 (*movsi_larl): Fixed z10prop attribute.
27541 (*movsi_zarch): Fixed z10prop attribute.
27542 (*movsi_eas): Fixed z10prop attribute.
27543 (*movhi): Fixed z10prop attribute.
27544 (*movqi): Fixed z10prop attribute.
27545 (*movstrictqi): Fixed z10prop attribute.
27546 (*mov<mode>): Fixed z10prop attribute.
27547 (*movcc): Fixed z10prop attribute.
27548 (*sethighpartdi_64): Fixed z10prop attribute.
27549 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27550 (*negdi2_sign_cc): Fixed z10prop attribute.
27551 (*negdi2_sign): Fixed z10prop attribute.
27552 (*absdi2_sign_cc): Fixed z10prop attribute.
27553 (*absdi2_sign): Fixed z10prop attribute.
27554 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27555 (*negabsdi2_sign): Fixed z10prop attribute.
27556 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27557 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27558 (doloop_si64): Fixed z10prop attribute.
27559 (doloop_si31): Fixed z10prop attribute.
27560 (doloop_long): Fixed z10prop attribute.
27561 (indirect_jump): Fixed z10prop attribute.
27562 (nop): Fixed z10prop attribute.
27563 (main_base_64): Fixed z10prop attribute.
27564 (reload_base_64): Fixed z10prop attribute.
27566 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27568 PR rtl-optimization/38740
27569 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27571 * config/mips/mips.c (mips_reorg): Likewise.
27573 2009-01-28 Richard Guenther <rguenther@suse.de>
27575 PR tree-optimization/38926
27576 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27577 with the correct value id to a value.
27578 (do_regular_insertion): Use the value number of edoubleprime
27579 for the value number of the expr.
27582 2008-08-21 Richard Guenther <rguenther@suse.de>
27584 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27585 a PHI ask VN if it is already available.
27586 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27587 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27589 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27591 PR middle-end/38934
27592 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27593 set to varying whenever max has TREE_OVERFLOW set, similarly
27594 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27596 2009-01-28 Richard Guenther <rguenther@suse.de>
27598 PR middle-end/38908
27599 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27600 uninitialized aggregate uses in call arguments.
27602 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27604 PR tree-optimization/38984
27605 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27606 the nothing_id variable if -fno-delete-null-pointer-checks.
27608 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27611 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27612 (set_got_offset_rex64): Ditto.
27614 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27617 * doc/extend.texi: Improve local variable with asm reg.
27619 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27621 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27622 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27623 was not supplied then set warn_packed_bitfield_compat to the
27624 default value of 1.
27625 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27628 2009-01-27 Richard Guenther <rguenther@suse.de>
27630 PR tree-optimization/38503
27631 * cfgexpand.c (expand_gimple_basic_block): Ignore
27632 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27633 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27634 variables that cannot have TBAA applied.
27635 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27638 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27640 PR middle-end/38969
27641 * calls.c (initialize_argument_information): Do not wrap complex
27642 arguments in SAVE_EXPR.
27644 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27646 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27647 (INSTALL_LIBGCC): Revert typo commit.
27649 2009-01-26 Richard Guenther <rguenther@suse.de>
27651 PR tree-optimization/38745
27652 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27653 from special handling.
27655 2009-01-26 Richard Guenther <rguenther@suse.de>
27657 PR tree-optimization/38745
27658 * tree-ssa.c (execute_update_addresses_taken): Do not include
27659 variables that cannot possibly be a register in not_reg_needs.
27660 Do not clear TREE_ADDRESSABLE on vars that may not become
27662 * tree-ssa.c (update_alias_info_1): Include those in the set
27663 of addressable vars.
27665 2009-01-26 Richard Guenther <rguenther@suse.de>
27667 PR middle-end/38851
27668 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27669 * tree-ssa-dse.c: Include langhooks.h
27670 (execute_simple_dse): Remove stores with zero size.
27672 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27675 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27678 2009-01-24 Julian Brown <julian@codesourcery.com>
27680 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27681 config/arm/linux-atomic.c.
27682 * config/arm/linux-atomic.c: New.
27684 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27686 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27687 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27688 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27690 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27693 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27696 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27698 PR tree-optimization/38953
27699 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27700 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27701 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27702 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27705 2009-01-24 Paul Brook <paul@codesourcery.com>
27707 * config/arm/neon.md (neon_type): Move to arm.md.
27708 (neon_mov<VSTRUCT>): Add neon_type attribute.
27709 * config/arm/arm.md (neon_type): Move to here.
27710 (conds): Add "unconditioal" and use as default for NEON insns.
27712 2009-01-24 Ben Elliston <bje@au.ibm.com>
27714 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27715 void *' warning from -Wc++-compat.
27716 * Makefile.in (dominance.o-warn): Remove.
27718 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27720 PR tree-optimization/38932
27721 * fold-const.c (fold_unary_ignore_overflow): New.
27722 * tree.h (fold_unary_ignore_overflow): Declare.
27723 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27724 * tree-ssa-sccvn.c (visit_reference_op_load,
27725 simplify_unary_expression): Likewise.
27727 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27729 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27730 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27731 regardless of their type.
27732 * c-common.c (handle_packed_attribute): Don't ignore packed on
27734 * c.opt (Wpacked-bitfield-compat): New warning option.
27735 * stor-layout.c (place_field): Warn if offset of a field changed.
27736 * doc/extend.texi (packed): Mention the ABI change.
27737 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27738 (Warning Options): Add it to the list.
27740 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27742 * c-opts.c (c_common_post_options): Fix a typo in comments.
27744 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27746 PR middle-end/38615
27747 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27748 variables to static.
27749 * doc/invoke.texi (-fmerge-all-constants): Update description.
27751 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27754 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27755 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27757 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27759 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27761 (LOCAL_ALIGNMENT): Similarly.
27763 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27764 Joseph Myers <joseph@codesourcery.com>
27766 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27767 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27768 * config/arm/arm-tune.md: Regenerate.
27769 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27772 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27774 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27775 version number to five.
27777 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27780 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27781 * c-common.c (set_underlying_type): Likewise.
27782 (is_typedef_decl ): Likewise
27784 (set_underlying_type): Likewise.
27785 (is_typedef_type): Likewise.
27787 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27789 PR middle-end/38587
27790 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27793 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27796 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27797 (LIBGCC_SPEC): Don't define.
27798 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27800 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27802 PR rtl-optimization/38879
27803 * alias.c (base_alias_check): Unaligned access via AND address can
27804 alias all surrounding object types except those with sizes equal
27805 or wider than the size of unaligned access.
27807 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27810 * c-decl.c (clone_underlying_type): Move this ...
27811 * c-common.c (set_underlying_type): ... here.
27812 Also, make sure the function properly sets TYPE_STUB_DECL() on
27813 the newly created typedef variant type.
27814 (is_typedef_decl ): New entry point.
27815 * tree.h: Added a new member member_types_needing_access_check to
27816 struct tree_decl_non_common.
27817 (set_underlying_type): New entry point.
27818 (is_typedef_type): Likewise.
27820 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27822 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27823 Check whether two instructions have memory references that
27824 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27825 are helper functions for traversing.
27826 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27827 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27828 not to draw dependency edge for instructions with non-conflicting
27831 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27834 * longlong.h: Update copyright years. Use soft-fp license notice.
27835 Sync __clz_tab declaration with glibc.
27837 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27840 * doc/extend.texi (syscall_linkage): New.
27841 (version_id): Modify.
27843 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27844 Richard Guenther <rguenther@suse.de>
27846 PR tree-optimization/38747
27847 PR tree-optimization/38748
27848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27849 conversion if the base address is an indirect reference and the
27850 aliasing sets could cause issues.
27852 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27854 * common.opt (fgraphite, fgraphite-identity): Add comment for
27855 explaining why these options are not documented.
27857 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27859 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27860 gimple_call_lhs is NULL.
27862 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27865 * emit-rtl.c (adjust_address_1): Make sure memref is never
27868 2009-01-20 Ben Elliston <bje@au.ibm.com>
27870 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27871 const qualifier from arg parameter. Remove unnecessary cast to char *.
27872 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27873 const qualifier from arg 2.
27875 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27877 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27879 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27882 * rtl.h (reinit_regs): New prototype.
27883 * regclass.c: Include ira.h.
27884 (reinit_regs): New.
27885 * Makefile.in (regclass.o): Add ira.h.
27886 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27888 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27891 * c-common.c (handle_aligned_attribute): Use
27892 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27893 default alignment value.
27895 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27897 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27898 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27900 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27901 __BIGGEST_ALIGNMENT__.
27903 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27905 2009-01-18 Richard Guenther <rguenther@suse.de>
27907 PR tree-optimization/38819
27908 * tree-flow.h (operation_could_trap_helper_p): Declare.
27909 * tree-eh.c (operation_could_trap_helper_p): Export.
27910 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27911 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27912 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27913 are about to insert a possibly trapping instruction and fail
27916 2009-01-18 Andreas Schwab <schwab@suse.de>
27918 * doc/install.texi (Configuration): Remove obsolete paragraph
27919 about use of --with-gnu-ld with --with-gnu-as.
27921 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27923 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27924 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27925 Follow spelling conventions.
27927 2009-01-18 Ben Elliston <bje@au.ibm.com>
27929 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27930 C++ warning about implicit conversion from void * to struct
27932 (bitmap_obstack_free): Likewise for bitmap_element *.
27933 * Makefile.in (bitmap.o-warn): Remove.
27935 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27937 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27939 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27940 Tobias Grosser <tobi.grosser@amd.com>
27942 * graphite.c (graphite_trans_scop_block): Do not block single
27945 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27947 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27948 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27949 test with assertion.
27951 2009-01-16 Richard Guenther <rguenther@suse.de>
27953 PR tree-optimization/38835
27954 PR middle-end/36227
27955 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27956 and INT + PTR -> (INT)(PTR p+ INT) folding.
27957 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27959 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27962 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27963 the subreg from a lowpart subreg if it is also casting the value.
27965 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27966 Tobias Grosser <tobi.grosser@amd.com>
27968 * graphite.c (compare_prefix_loops): New.
27969 (build_scop_canonical_schedules): Rewritten.
27970 (graphite_transform_loops): Move build_scop_canonical_schedules
27971 after build_scop_iteration_domain.
27973 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27974 Tobias Grosser <tobi.grosser@amd.com>
27976 * graphite.c (add_conditions_to_domain): Add the loops to
27977 the dimension of the iteration domain. Do copy the domain
27978 only when it exists.
27979 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27980 (add_conditions_to_constraints): New.
27981 (can_generate_code_stmt, can_generate_code): Removed.
27982 (gloog): Do not call can_generate_code.
27983 (graphite_transform_loops): Call add_conditions_to_constraints
27984 after building the iteration domain.
27986 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27988 PR tree-optimization/38789
27989 * tree-ssa-threadedge.c
27990 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27991 __builtin_constant_p.
27993 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27995 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27996 examined before deleting them.
27998 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28000 * function.c (aggregate_value_p): Correctly extract the function
28001 type from CALL_EXPR_FN lookup.
28003 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28005 * config/picochip/picochip.c (picochip_override_options): Revert
28006 CFI asm flag disable commited previously.
28008 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28009 Tobias Grosser <tobi.grosser@amd.com>
28010 Jan Sjodin <jan.sjodin@amd.com>
28012 * graphite.c (scan_tree_for_params): On substractions negate
28013 all the coefficients of the term.
28014 (clast_to_gcc_expression_red): New. Handle reduction expressions
28015 of more than two operands.
28016 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28017 (get_vdef_before_scop): Handle also the case of default definitions.
28019 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28021 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28022 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28023 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28025 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28026 Joey Ye <joey.ye@intel.com>
28028 PR middle-end/37843
28029 * cfgexpand.c (expand_stack_alignment): Don't update stack
28030 boundary nor check incoming stack boundary here.
28031 (gimple_expand_cfg): Update stack boundary and check incoming
28032 stack boundary here.
28034 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28036 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28038 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28040 PR rtl-optimization/38245
28041 * calls.c (expand_call): Add stack arguments to
28042 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28043 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28044 in regs and partially in memory or BLKmode arguments.
28045 (emit_library_call_value_1): Add stack arguments to
28046 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28047 ACCUMULATE_OUTGOING_ARGS).
28048 * dce.c: Include tm_p.h.
28049 (find_call_stack_args): New function.
28050 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28052 (mark_insn): Call find_call_stack_args for CALL_Ps.
28053 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28054 forwards. Allocate and free arg_stores bitmap if needed, pass it
28055 down to deletable_insn_p, don't mark stores set in arg_stores
28056 bitmap, clear the bitmap at the beginning of each bb.
28057 * Makefile.in (dce.o): Depend on $(TM_P_H).
28059 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28062 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28063 to make sure the insn is a conditional test (bug 22599). Reformat a
28066 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28068 PR middle-end/38431
28069 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28070 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28071 (gloog): Do not call cleanup_tree_cfg.
28072 (graphite_transform_loops): Call cleanup_tree_cfg after all
28073 scops have been code generated.
28075 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28076 * doc/gty.texi (Invoking the garbage collector): Added new node
28077 and section documenting ggc_collect.
28079 2009-01-14 Richard Guenther <rguenther@suse.de>
28081 PR tree-optimization/38826
28082 PR middle-end/38477
28083 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28084 initialization notes only if we actually emitted a warning.
28085 (intra_create_variable_infos): Add constraints for a result decl
28086 that is passed by hidden reference.
28087 (build_pred_graph): Mark all related variables non-direct on
28090 2009-01-14 Nick Clifton <nickc@redhat.com>
28092 * ira-conflicts.c: Include addresses.h for the definition of
28094 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28095 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28097 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28100 * Makefile.in (ira-lives.o): Add except.h.
28102 * ira-lives.c: Include except.h.
28103 (process_bb_node_lives): Process can_throw_internal.
28105 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28107 PR rtl-optimization/38774
28108 * combine.c (simplify_set): When undoing cc_use change, don't do
28109 PUT_CODE on the newly created comparison, but instead put back the
28112 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28114 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28115 values. Remove duplicate arm8 entry.
28117 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28119 PR tree-optimization/38786
28120 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28121 the SSA_NAME case of expand_scalar_variables_expr.
28122 Set the type of an expression to the type of its assign statement.
28123 (expand_scalar_variables_expr): Also gather the scalar computation
28124 used to index the memory access. Do not pass loop_p.
28125 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28126 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28127 the gimple_stmt_iterator where it inserts new code.
28128 Do not pass loop_p.
28129 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28130 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28132 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28134 * graphite.h (debug_value): Removed.
28135 * graphite.c (debug_value): Removed.
28137 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28139 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28140 ldrd/strd with two 32-bit instructions.
28142 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28144 * config/arm/arm.c (struct processors): Pass for speed down into
28145 cost helper functions.
28146 (const_ok_for_op): Handle COMPARE and inequality nodes.
28147 (arm_rtx_costs_1): Rewrite.
28148 (arm_size_rtx_costs): Update prototype.
28149 (arm_rtx_costs): Pass speed down to helper functions.
28150 (arm_slowmul_rtx_costs): Rework cost calculations.
28151 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28152 (arm_9e_rtx_costs): Likewise.
28154 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28156 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28157 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28158 (alpha_legitimize_address): Do not split local symbols wider than
28159 UNITS_PER_WORD into HIGH/LO_SUM parts.
28161 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28164 * gcc.c (process_command): Replace call to execvp with calls
28165 to pex_one and exit.
28167 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28170 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28171 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28172 variant for devices with 3-byte PC.
28173 (__tablejump_elpm__): New.
28175 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28178 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28179 offsetof member-designator, handle it as `[0].'.
28181 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28183 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28184 function when not using named sections on targets with named sections
28185 if branch distance is less than 262132.
28187 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28189 * combine.c (combine_instructions): Recompute
28190 optimize_this_for_speed_p for each BB in the main combine loop.
28192 2009-01-12 Tomas Bily <tbily@suse.cz>
28195 * tree-loop-distribution.c (prop_phis): New function.
28196 (generate_builtin): Call prop_phis.
28198 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28200 PR tree-optimization/38807
28201 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28202 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28204 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28206 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28207 subreg of op0 to the original op0.
28209 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28211 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28213 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28216 * mips-tfile.c (parse_def): Fix parsing of def strings
28217 starting with digits.
28219 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28222 * config/arm/arm.c (arm_is_long_call_p): Don't call
28223 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28225 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28227 * regrename.c (regrename_optimize): Fix dumping.
28228 (find_oldest_value_reg): Preserve REG_POINTER.
28229 (copy_hardreg_forward_1): Likewise.
28231 2009-01-09 Diego Novillo <dnovillo@google.com>
28233 * gimple.h (struct gimple_statement_base) <uid>: Document
28234 the restrictions on its use.
28235 (gimple_uid): Tidy.
28236 (gimple_set_uid): Tidy.
28238 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28240 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28241 zero guard even if align_bytes != 0 and count is smaller than
28244 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28246 PR rtl-optimization/38495
28247 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28248 (add_range_and_copies_from_move_list): Print all added ranges.
28249 Add ranges to memory optimized destination.
28251 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28255 * config/i386/i386.c (override_options): Reject
28256 -mstringop-strategy=rep_8byte with -m32.
28257 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28258 to 1. Do count comparison against epilogue_size_needed at compile
28259 time even when count_exp was constant forced into register. For
28260 size_needed don't jump to epilogue, instead just avoid aligning
28261 and invoke the body algorithm. If need_zero_guard, add zero guard
28262 even if count is non-zero, but smaller than size_needed + number of
28263 bytes that could be stored for alignment.
28264 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28265 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28266 but smaller than size_needed + number of bytes that could be stored
28267 for alignment. Compare size_needed with epilogue_size_needed instead
28268 of desired_align - align, don't adjust size_needed, pass
28269 epilogue_size_needed to the epilogue expanders.
28272 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28274 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28276 * pa.c (last_address): Change to unsigned.
28277 (update_total_code_bytes): Change argument to unsigned. Don't
28278 check if insn addresses are set.
28279 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28280 addresses are not set.
28281 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28283 2009-01-09 Nick Clifton <nickc@redhat.com>
28285 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28286 DECL_DECLARED_INLINE_P.
28288 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28290 PR middle-end/38347
28291 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28292 GET_MODE (op0) in operand_subword_force calls.
28294 PR middle-end/38771
28295 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28296 fold_convert arg0 operands to TREE_TYPE (op0) first.
28298 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28300 * params.def (ira-max-conflict-table-size): Decrease default value
28303 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28305 PR tree-optimization/37031
28306 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28308 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28309 allocate it using gc instead of heap, use VEC_quick_push instead of
28311 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28312 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28313 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28314 allocated vector from heap allocated.
28315 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28316 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28317 vector only after perfect_loop_nest_depth call.
28319 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28320 Jan Sjodin <jan.sjodin@amd.com>
28322 PR tree-optimization/38559
28323 * graphite.c (debug_value, copy_constraint,
28324 swap_constraint_variables, scale_constraint_variable, ): New.
28325 (get_lower_bound, get_upper_bound): Removed.
28326 (graphite_trans_bb_strip_mine): Clean up this code that works
28327 only for constant number of iterations. Fully copy upper and
28328 lower bound constraints, not only the constant part of them.
28329 * graphite.h (debug_value): Declared.
28331 2009-01-08 Ira Rosen <irar@il.ibm.com>
28333 PR tree-optimization/37194
28334 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28335 Don't add the cost of cost model guard in prologue to scalar
28336 outside cost in case of known number of iterations.
28338 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28339 Alan Modra <amodra@bigpond.net.au>
28341 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28342 non-word-aligned REG+CONST addressing.
28344 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28347 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28348 free_after_compilation when outputting a thunk.
28349 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28350 Do not call free_after_compilation here.
28352 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28354 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28355 (ix86_valid_target_attribute_inner_p): Ditto.
28357 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28359 PR tree-optimization/38492
28360 PR tree-optimization/38498
28361 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28362 * tree-chrec.h (scev_is_linear_expression): Declared.
28363 * graphite.c (graphite_cannot_represent_loop_niter): New.
28364 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28365 (graphite_loop_normal_form): Use gcc_assert.
28366 (scan_tree_for_params): Use CASE_CONVERT.
28367 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28368 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28369 Use gcc_assert. Discard scops that contain unhandled cases.
28370 (build_scop_conditions): Return a boolean status for unhandled cases.
28371 (strip_mine_profitable_p): Print the loop number, not its depth.
28372 (is_interchange_valid): Pass the depth of the loop nest, don't
28373 recompute it wrongly.
28374 (graphite_trans_bb_block): Same.
28375 (graphite_trans_bb_block): Print tentative of loop blocking.
28376 (graphite_trans_scop_block): Do not print that the loop has been
28378 (graphite_transform_loops): Do not handle scops that contain condition
28381 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28383 AVX Programming Reference (December, 2008)
28384 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28385 (_mm256_stream_pd): Likewise.
28386 (_mm256_stream_ps): Likewise.
28388 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28389 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28390 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28391 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28392 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28393 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28394 (ix86_expand_special_args_builtin): Likewise.
28396 * config/i386/sse.md (AVXMODEDI): New.
28397 (avx_movnt<mode>): Likewise.
28398 (avx_movnt<mode>): Likewise.
28399 (<sse>_movnt<mode>): Remove AVX support.
28400 (sse2_movntv2di): Likewise.
28402 2009-01-07 Richard Guenther <rguenther@suse.de>
28404 PR middle-end/38751
28405 * fold-const.c (extract_muldiv): Remove obsolete comment.
28406 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28407 to PLUS_EXPR canonicalization for the canonicalization.
28409 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28411 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28412 hosted cross-compilers generating less efficient code.
28414 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28416 * function.h (rtl_data): Add a dbr_scheduled_p field.
28417 * reorg.c (dbr_schedule): Set it.
28418 (gate_handle_delay_slots): Check it.
28419 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28420 (mips_reorg): Check flag_delayed_branch instead of
28421 mips_base_delayed_branch.
28422 (mips_override_options): Don't set mips_base_delayed_branch
28423 or flag_delayed_branch.
28425 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28427 PR rtl-optimization/38426.
28428 * ira.c (ira): Set current_function_is_leaf earlier.
28430 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28432 PR rtl-optimization/38722
28433 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28434 too early, only set a flag and modify after last possible
28437 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28440 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28441 * real.c (decimal_single_format): Correct values of emin and emax.
28442 (decimal_double_format): Ditto.
28443 (decimal_quad_format): Ditto.
28444 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28445 computation of DECnn_MIN and DECnn_MAX for corrected values of
28446 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28447 __DECnn_MIN__, and adjust its computation for the corrected value
28450 2009-01-06 Jan Hubicka <jh@suse.cz>
28453 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28455 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28457 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28458 Add Robert Clark to the list of testers.
28460 2009-01-06 Jan Hubicka <jh@suse.cz>
28461 Kai Tietz <kai.tietz@onevision.com>
28463 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28464 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28466 2009-01-06 Jan Hubicka <jh@suse.cz>
28467 Kai Tietz <kai.tietz@onevision.com>
28469 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28471 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28472 (ix86_nsaved_regs): Count only general purpose regs.
28473 (ix86_nsaved_sseregs): New.
28474 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28475 to 16 for w64; compute padding and size of sse reg save area.
28476 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28477 general purpose regs.
28478 (ix86_emit_save_sse_regs_using_mov): New.
28479 (ix86_expand_prologue): Save SSE regs if needed.
28480 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28481 (ix86_emit_restore_sse_regs_using_mov): New.
28482 (ix86_expand_epilogue): Save SSE regs if needed.
28484 2009-01-06 Jan Hubicka <jh@suse.cz>
28485 Kai Tietz <kai.tietz@onevision.com>
28487 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28488 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28489 functions when accumulate outgoing args is off.
28491 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28494 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28495 before using pseudos_have_intersected_live_ranges_p.
28497 * ira-int.h (ira_assert): Always define.
28499 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28501 AVX Programming Reference (December, 2008)
28502 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28503 (_mm256_permute2_pd): Likewise.
28504 (_mm_permute2_ps): Likewise.
28505 (_mm256_permute2_ps): Likewise.
28506 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28507 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28509 * config/i386/i386.c (ix86_builtins): Remove
28510 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28511 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28512 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28513 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28514 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28515 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28516 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28517 __builtin_ia32_vpermil2ps256.
28518 (ix86_init_mmx_sse_builtins): Updated.
28519 (ix86_expand_args_builtin): Likewise.
28521 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28523 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28524 long absolute calls when generating PA 2.0 code.
28526 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28528 PR rtl-optimization/38583
28529 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28531 * params.def (ira-max-conflict-table-size): New.
28533 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28535 * ira.h (ira_conflicts_p): New external definition.
28537 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28538 table. Report this. Return result of building.
28539 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28540 building conflict table.
28542 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28543 (ira_color): Use ira_conflicts_p.
28545 * global.c: Include ira.h.
28546 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28549 * Makefile.in (global.o): Add ira.h.
28551 * ira-build.c (mark_all_loops_for_removal,
28552 propagate_some_info_from_allocno): New.
28553 (remove_unnecessary_allocnos): Call
28554 propagate_some_info_from_allocno.
28555 (remove_low_level_allocnos): New.
28556 (remove_unnecessary_regions): Add parameter. Call
28557 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28558 parameter to remove_unnecessary_regions.
28559 (ira_build): Remove all regions but root if the conflict table was
28560 not built. Update conflict hard regs for allocnos crossing calls.
28562 * ira.c (ira_conflicts_p): New global.
28563 (ira): Define and use ira_conflicts_p.
28565 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28566 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28567 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28569 2009-01-06 Ben Elliston <bje@au.ibm.com>
28571 * gengtype-lex.l (YY_NO_INPUT): Define.
28573 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28576 * c-common.c (handle_vector_size_attribute): Also reject
28577 BOOLEAN_TYPE types.
28579 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28581 PR tree-optimization/38492
28582 * graphite.c (rename_map_elt, debug_rename_elt,
28583 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28584 rename_map_elt_info, eq_rename_map_elts,
28585 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28586 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28587 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28588 (sese_build_livein_liveouts): New.
28589 (new_sese, free_sese): New.
28590 (new_scop): Call new_sese.
28591 (free_scop): Call free_sese.
28592 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28593 (register_old_new_names): Renamed register_old_and_new_names.
28594 (register_scop_liveout_renames, add_loop_exit_phis,
28595 insert_loop_close_phis, struct igp,
28596 default_liveout_before_guard, add_guard_exit_phis,
28597 insert_guard_phis, copy_renames): New.
28598 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28599 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28600 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28601 (scop_adjust_phis_for_liveouts): New.
28602 (gloog): Call scop_adjust_phis_for_liveouts.
28604 * graphite.h (struct sese): Documented. Added fields liveout,
28605 num_ver and livein.
28606 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28607 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28608 (struct scop): Added field liveout_renames.
28609 (SCOP_LIVEOUT_RENAMES): New.
28611 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28613 PR tree-optimization/38510
28614 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28615 (translate_clast): Call recompute_all_dominators before
28617 (gloog): Call recompute_all_dominators before graphite_verify.
28619 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28620 Jan Sjodin <jan.sjodin@amd.com>
28622 PR tree-optimization/38500
28623 * graphite.c (create_sese_edges): Call fix_loop_structure after
28626 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28628 * config.gcc: Add m32r*-*-rtems*.
28629 * config/m32r/rtems.h: New file.
28631 2009-01-05 Ben Elliston <bje@au.ibm.com>
28633 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28634 (.po.pox): Likewise.
28635 (po/gcc.pot): Likewise.
28637 2009-01-04 David S. Miller <davem@davemloft.net>
28639 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28640 (STARTING_FRAME_OFFSET): Always set to zero.
28642 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28644 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28645 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28646 fixed-point types, and vectors of the same.
28648 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28650 * config/mips/sync.md (*mb_barrier): Rename to...
28651 (*memory_barrier): ...this.
28653 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28655 * doc/extend.texi (Function Attributes): Move @cindex after @item
28656 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28657 and put in alphabetical order. Fix 'target' name and put in order.
28658 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28661 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28663 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28664 (memory_barrier): Expand as unspec instead of unspec_volatile.
28665 Remove mem:BLK from insn operands. Use Pmode scratch register.
28666 (*memory_barrier): Define as unspec instead of unspec_volatile.
28667 Use (match_dup 0) as input operand.
28669 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28670 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28671 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28672 scratch register. Remove operand 1.
28673 (*stbar): Define as unspec instead of unspec_volatile.
28674 Use (match_dup 0) as input operand, remove (const_int 8).
28675 (*membar): Define as unspec instead of unspec_volatile.
28676 Use (match_dup 0) as input operand, remove input operand 2.
28678 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28679 (memory_barrier): Expand as unspec instead of unspec_volatile.
28680 Remove mem:BLK from insn operands. Use Pmode scratch register.
28681 (*memory_barrier): Define as unspec instead of unspec_volatile.
28682 Use (match_dup 0) as input operand.
28684 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28685 Remove mem:BLK from insn operands. Use Pmode scratch register.
28686 Set volatile flag on operand 0.
28687 (*memory_barrier): New insn pattern.
28689 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28691 (*memory_barrier): Use (match_dup 0) as input operand.
28693 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28694 Remove mem:BLK from insn operands. Use Pmode scratch register.
28695 Set volatile flag on operand 0.
28696 (*mb_internal): New insn pattern.
28698 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28700 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28702 PR middle-end/38586
28703 * function.c (struct temp_slot): Move to the section of the file
28704 that deals with temp slots. Remove field 'address'.
28705 (temp_slot_address_table): New hash table of address -> temp slot.
28706 (struct temp_slot_address_entry): New struct, items for the table.
28707 (temp_slot_address_compute_hash, temp_slot_address_hash,
28708 temp_slot_address_eq, insert_temp_slot_address): Support functions
28710 (find_temp_slot_from_address): Rewrite to use the new hash table.
28711 (remove_unused_temp_slot_addresses): Remove addresses of temp
28712 slots that have been made available.
28713 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28714 worker function for remove_unused_temp_slot_addresses.
28715 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28716 Add the temp slot address to the address -> temp slot map.
28717 (update_temp_slot_address): Update via insert_temp_slot_address.
28718 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28719 (pop_temp_slots): Likewise.
28720 (init_temp_slots): Allocate the address -> temp slot map, or empty
28721 the map if it is already allocated.
28722 (prepare_function_start): Initialize temp slot processing.
28724 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28726 PR middle-end/38584
28727 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28728 Calculate the size of all stack vars assuming no packing of stack
28729 vars will happen, replacing a quadratic algorithm with a linear one.
28731 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28734 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28737 2009-01-03 Diego Novillo <dnovillo@google.com>
28739 * doc/contrib.texi: Update contributions.
28741 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28744 * builtins.c (fold_builtin_memory_op): Give up if either operand
28745 is volatile. Set srctype or desttype to non-qualified version
28749 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28750 and FUNCTION_DECLs.
28752 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28754 PR rtl-optimization/35805
28755 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28756 problem if fast dce is able to remove any instructions.
28757 * dce.c (dce_process_block): Fix dump message.
28759 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28762 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28764 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28766 PR middle-end/38690
28767 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28768 * tree-pretty-print.c (op_code_prio): New function.
28769 (op_prio): No longer static. Use op_code_prio.
28770 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28771 Use op_prio and op_code_prio to determine if () should be
28772 printed around operand(s) or not.
28774 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28775 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28776 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28777 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28778 pp_character instead of pp_string for single letter printing.
28780 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28782 * doc/extend.texi: Fix '#pragma GCC option' typo.
28784 2009-01-02 Richard Guenther <rguenther@suse.de>
28786 * doc/install.texi (--enable-checking): Mention different
28787 default for stage1.
28788 (--enable-stage1-checking): Document.
28790 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28792 PR middle-end/30142
28793 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28794 case to be an error.
28796 2009-01-02 Ben Elliston <bje@au.ibm.com>
28798 * config/fp-bit.h (pack_d): Constify argument.
28799 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28800 (isnan): Constify argument.
28802 (iszero): Likewise.
28803 (pack_d): Likewise.
28804 (_fpadd_parts): Constify return type.
28805 (_fpmul_parts): Likewise.
28806 (_fpdiv_parts): Likewise.
28808 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28811 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28812 warn about overwriting initializer with side-effects or
28813 -Woverride-init if !IMPLICIT.
28814 (output_init_element): Likewise. Pass IMPLICIT down to
28816 (process_init_element): Add IMPLICIT argument. Pass it down
28817 to output_init_element.
28818 (push_init_element, pop_init_level, set_designator): Adjust
28819 process_init_element callers.
28820 (set_nonincremental_init, set_nonincremental_init_from_string):
28821 Adjust add_pending_init callers.
28822 (output_pending_init_elements): Adjust output_init_element callers.
28823 * c-tree.h (process_init_element): Adjust prototype.
28824 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28825 process_init_element callers.
28828 Copyright (C) 2009 Free Software Foundation, Inc.
28830 Copying and distribution of this file, with or without modification,
28831 are permitted in any medium without royalty provided the copyright
28832 notice and this notice are preserved.