1 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
7 * tree.def (DEBUG_EXPR_DECL): New.
8 * rtl.def (DEBUG_EXPR): New.
9 * gengtype.c (adjust_field_rtx_def): Handle it.
10 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
11 (insert_debug_temp_for_var_def): ... this. Drop support for
12 moving. Take iterator for def stmt; insert debug stmt before it.
13 Scan early for use count and kind in debug stmts.
14 (propagate_defs_into_debug_stmts): Rename to...
15 (insert_debug_temps_for_defs): ... this. Likewise.
16 * tree.h (DEBUG_TEMP_UID): New.
17 * tree.c (next_debug_decl_uid): New.
18 (make_node_stat): Count debug decls separately.
19 (copy_node_stat): Likewise.
20 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
21 * var-tracking.c (dv_is_decl_p): Recognize it.
22 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
23 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
24 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
25 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
26 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
27 (cselib_hash_rtx): Likewise.
28 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
29 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
31 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
32 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
33 * rtl.c (copy_rtx): Likewise.
34 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
35 * print-rtl.c (print_rtx): Likewise.
36 * sched-vis.c (print_value): Likewise.
37 (print_insn): Handle DEBUG_EXPR_DECL.
38 * tree-dump.c (dequeue_and_dump): Likewise.
39 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
40 * gimple-iterator (gsi_replace): Check for same lhs.
41 (gsi_remove): Insert debug temps.
42 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
43 (move_computations_stmt): Drop explicit propagation into debug stmts.
44 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
45 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
46 * tree-ssa-sink.c (statement_sink_location): Likewise.
47 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
48 * tree-ssanames.c (release_ssa_name): Adjust for rename.
49 * tree-flow.h: Likewise.
50 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
51 debug temps without values.
52 (eliminate_unnecessary_stmts): Don't discard just-inserted
55 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
58 * config/cris/cris.md (andu): Check that operand 1 is one of the
59 general registers. Fix typo in head comment.
61 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
63 * config/i386/i386.md (vswapmov): New.
64 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
65 (ix86_function_ms_hook_prologue): New.
66 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
67 * configure.ac: Test for swap suffix support in as.
70 2009-10-12 Jakub Jelinek <jakub@redhat.com>
73 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
74 paradoxical subregs to prevent partial register stalls if the inner
77 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
81 2009-10-12 Dodji Seketeli <dodji@redhat.com>
84 * gcc/dwarf2out.c (template_parameter_pack_die,
85 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
87 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
90 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
92 (maybe_register_def): Likewise. Take stmt iterator.
93 (rewrite_update_stmt): Take stmt iterator and pass it on.
94 (rewrite_update_enter_block): Pass stmt iterator.
96 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
98 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
99 (spu_builtin_decl): New function.
101 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md (SWIM): New mode iterator.
104 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
105 using SWIM mode iterator.
106 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
107 patterns using SWI48 mode iterator.
108 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
109 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
110 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
111 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
112 patterns using SWI248 mode iterator.
113 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
114 gen_x86_movdicc_0_m1_rex64 for renamed function
116 2009-10-11 Jose Ruiz <ruiz@adacore.com>
117 Eric Botcazou <ebotcazou@adacore.com>
120 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
121 * config/sparc/sol2-unwind.h: New file.
123 2009-10-11 Olivier Hainque <hainque@adacore.com>
124 Eric Botcazou <ebotcazou@adacore.com>
127 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
128 * config/i386/sol2-unwind.h: New file.
130 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
133 * config/i386/i386.md (addsi_1_zext): Get the proper second
136 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
138 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
139 all OLD_RTXes, not just REGs. Use copy_rtx to create the
142 2009-10-11 Richard Guenther <rguenther@suse.de>
144 * gimple.c (iterative_hash_type_name): Do not handle special
147 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
150 (*setcc_si_1_and): Ditto.
151 (*setcc_si_1_movzbl): Ditto.
152 (*setcc_<mode>_2): Ditto.
153 (*setcc_qi): Rename from *setcc_1.
154 (*setcc_qi_slp): Rename from *setcc_2.
156 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
157 (*zero_extendqisi2_movzbw_and splitter): Ditto.
159 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
160 "if" condition, there is already assert with reload_completed present.
162 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
164 * plugin.c (try_init_one_plugin): Improve constness of variable err.
166 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
168 * doc/install.texi (Final install): Refer to
169 http://gcc.gnu.org/bugs/ for bug reporting.
171 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
173 * configure.ac: Add test for dci instruction.
174 * configure: Regenerate.
175 * config.in: Likewise.
176 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
177 * doc/invoke.texi: Add cpu_type 476 and 476fp.
178 (-mmulhw): Add 476 to description.
180 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
181 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
182 (processor_target_table): Add 476 and 476fp entries.
183 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
184 (rs6000_issue_rate): Add CPU_PPC476.
185 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
186 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
187 (processor_type): Add PROCESSOR_PPC476.
188 (EXTRA_SPECS): Add asm_cpu_476 string.
189 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
190 (define_attr "cpu"): Add ppc476.
192 Update comments for 476.
193 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
194 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
195 Update copyright year.
196 * config/rs6000/476.md: New file.
197 * config/rs6000/40x.md: Add description for "isel" attribute.
198 Update copyright year.
199 * config/rs6000/440.md: Likewise.
200 * config/rs6000/603.md: Likewise.
201 * config/rs6000/6xx.md: Likewise.
202 * config/rs6000/7450.md: Likewise.
203 * config/rs6000/7xx.md: Likewise.
204 * config/rs6000/8540.md: Likewise.
205 * config/rs6000/cell.md: Likewise.
206 * config/rs6000/e300c2c3.md: Likewise.
207 * config/rs6000/e500mc.md: Likewise.
208 * config/rs6000/mpc.md: Likewise.
209 * config/rs6000/power4.md: Likewise.
210 * config/rs6000/power5.md: Likewise.
211 * config/rs6000/power6.md: Likewise.
212 * config/rs6000/power7.md: Likewise.
213 * config/rs6000/rios1.md: Likewise.
214 * config/rs6000/rios2.md: Likewise.
215 * config/rs6000/rs64.md: Likewise.
217 2009-10-10 Richard Guenther <rguenther@suse.de>
219 PR tree-optimization/41654
220 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
221 a cond expr before calling gimple_cond_set_condition_from_tree.
222 (ifcombine_iforif): Likewise.
224 2009-10-09 Ian Lance Taylor <iant@google.com>
226 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
227 * configure: Rebuild.
229 2009-10-09 Neil Vachharajani <nvachhar@google.com>
231 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
234 2009-10-09 Richard Guenther <rguenther@suse.de>
237 * target-def.h (TARGET_BUILTIN_DECL): Define.
238 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
239 * target.h (struct gcc_target): Add builtin_decl target hook.
240 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
241 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
243 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
245 (lto_output_builtin_tree): Sorry if the target does not support
246 streaming target builtins.
247 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
248 (rs6000_builtin_decl): New function.
249 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
250 (ix86_builtin_decl): New function.
252 2009-10-09 Jakub Jelinek <jakub@redhat.com>
254 PR preprocessor/41445
255 * c-ppoutput.c (do_line_change): New function.
256 (cb_line_change): Use it.
257 (scan_translation_unit): Call do_line_change if
258 avoid_paste or PREV_WHITE and token location is on a different line
262 * dwarf2out.c (dwarf2out_init): Test whether
263 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
266 PR rtl-optimization/41646
267 * calls.c (expand_call): For BLKmode types returned in registers
268 avoid likely spilled hard regs in copy_blkmode_from_reg generated
271 2009-10-09 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/41634
274 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
275 we remove the correct elements.
276 (optimize_stmt): Make sure to update stmt operands before
277 optimizing redundancies.
279 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
281 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
283 2009-10-09 Richard Guenther <rguenther@suse.de>
286 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
288 (lto_wrapper_exit): New function.
290 (fatal_perror): Likewise.
291 (fork_execute): Use global args_name, do not free it.
292 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
293 * lto-streamer.h: Remove duplicate prototypes.
295 2009-10-09 Richard Guenther <rguenther@suse.de>
297 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
298 before calling stmt_can_throw_external.
300 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
302 PR tree-optimization/40071
303 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
304 pointer if the original data reference doesn't conflict with the
305 created vector data reference. Fix long line.
307 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.md (any_div): New code iterator.
310 (u): Handle div and udiv.
312 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
314 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
315 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
316 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
317 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
319 2009-10-08 Joseph Myers <joseph@codesourcery.com>
321 * gcc.c (main): Remove trailing "." from diagnostics.
323 2009-10-08 Cary Coutant <ccoutant@google.com>
325 Add support for debugging with ICF (Identical Code Folding).
326 * calls.c (debug.h): New #include.
327 (emit_call_1): Call virtual_call_token debug hook.
328 * common.opt (-fenable-icf-debug): New option.
329 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
330 locations in the source).
331 (poc_label_num): New variable.
332 (dcall_entry, vcall_entry): New typedefs.
333 (dcall_table, vcall_table): New variables.
334 (struct vcall_insn): New type.
335 (vcall_insn_table): New variable.
336 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
337 (size_of_dcall_table): New function.
338 (output_dcall_table): New function.
339 (size_of_vcall_table): New function.
340 (output_vcall_table): New function.
341 (dwarf2out_direct_call): New function.
342 (vcall_insn_table_hash): New function.
343 (vcall_insn_table_eq): New function.
344 (dwarf2out_virtual_call_token): New function.
345 (dwarf2out_virtual_call): New function.
346 (dwarf2out_init): Allocate new tables and sections.
347 (prune_unused_types): Mark DIEs referenced from direct call table.
348 (dwarf2out_finish): Output direct and virtual call tables.
349 * final.c (final_scan_insn): Call direct_call and virtual_call
351 * debug.h (struct gcc_debug_hooks): Add direct_call,
352 virtual_call_token, virtual_call hooks.
353 (debug_nothing_uid): New function.
354 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
355 (debug_nothing_uid): New function.
356 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
357 (xcoff_debug_hooks): Likewise.
358 * sdbout.c (sdb_debug_hooks): Likewise.
359 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
360 * doc/invoke.texi (-fenable-icf-debug): New option.
362 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
365 * regmove.c (regmove_backward_pass): Replace src with dst in the
366 debug insn, and check for dst before rather than after.
368 2009-10-08 Janis Johnson <janis187@us.ibm.com>
370 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
371 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
373 2009-10-08 Jan Hubicka <jh@suse.cz>
376 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
377 do not mark cgraph nodes as needed.
378 (record_references_in_initializer): Add new only_vars parameter.
379 * cgraph.h (record_references_in_initializer): New parameter.
380 * varasm.c (assemble_variable): Update call.
381 * varpool.c (varpool_analyze_pending_decls): Always look for
384 2009-10-08 Anatoly Sokolov <aesok@post.ru>
386 * config/avr/avr.c (last_insn_address) Remove variable.
387 (expand_prologue): Don't initialise last_insn_address variable.
388 (final_prescan_insn): Don't output insn size.
389 * config/avr/avr.opt (msize): Remove switch.
390 * doc/invoke.texi (AVR Options): Remove documentation of -msize
393 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
395 * combine.c (label_tick_ebb_start): Fix comment.
396 (combine_instructions): Set label_tick and label_tick_ebb_start before
397 calling setup_incoming_promotions. Start them from 1. Increment
398 label_tick instead of deriving it from the BB index. Rather than
399 comparing ticks use the block from the previous iteration to decide
400 whether to start a new EBB. Remove empty lines before function.
402 2009-10-08 Michael Matz <matz@suse.de>
405 * builtins.c (fold_builtin_isascii): Use fold_build2.
406 (fold_builtin_isdigit): Ditto.
407 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
408 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
409 remove_useless_stmts_cond, remove_useless_stmts_tf,
410 remove_useless_stmts_tc, remove_useless_stmts_bind,
411 remove_useless_stmts_goto, remove_useless_stmts_label,
412 remove_useless_stmts_1, remove_useless_stmts,
413 pass_remove_useless_stmts): Remove.
414 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
415 * passes.c (init_optimization_passes): Don't add
416 pass_remove_useless_stmts.
417 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
418 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
420 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
421 for static constants.
422 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
423 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
425 2009-10-08 Richard Guenther <rguenther@suse.de>
427 * gimple.c (free_gimple_type_tables): New function.
428 * gimple.h (free_gimple_type_tables): Declare.
430 2009-10-07 Mark Heffernan <meheff@google.com>
432 * ipa-prop.c (ipa_print_node_params) Only print
433 names of named arguments.
435 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
437 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
438 being statically linked.
440 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
442 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
444 2009-10-08 Jan Hubicka <jh@suse.cz>
447 * ipa.c (cgraph_externally_visible_p,
448 function_and_variable_visibility,
449 whole_program_function_and_variable_visibility): Skip non-finalized
452 2009-10-08 Nick Clifton <nickc@redhat.com>
454 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
457 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
460 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
462 2009-10-07 Joseph Myers <joseph@codesourcery.com>
465 * c-common.c (c_fully_fold_internal): Strip nops from the result
466 of recursive calls to c_fully_fold_internal.
467 (c_wrap_maybe_const): New.
468 (c_save_expr): Use c_wrap_maybe_const.
469 * c-common.h (c_wrap_maybe_const): Declare.
470 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
471 build_binary_op): Use c_wrap_maybe_const.
473 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
475 * real.c: Fix comment to reflect actual exponent size.
477 2009-10-08 Ben Elliston <bje@au.ibm.com>
479 * config/rs6000/a2.md: Add FSF comment header.
481 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/i386.md (any_extend): New code iterator.
484 (u, s): New code attributes.
486 (DWIH): Rewrite as code iterator for SI and DI modes.
487 (DWI): Rewrite as mode attribute.
488 (dwi): New mode attribute.
489 (di): Depend on SI mode and DI mode.
490 (doubleint_general_operand): Remove mode attribute.
492 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
495 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
496 (*sub<mode>3_doubleword): Ditto.
498 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
499 using SWIM248 mode iterator.
500 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
501 using SWI48 mode iterator.
502 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
503 patterns using DWIH mode iterator and any_extend code iterator.
504 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
505 using any_extend code iterator.
506 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
507 patterns using DWIH mode iterator and any_extend code iterator.
508 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
509 using any_extend code iterator.
510 (<s>mul<mode>3_highpart): Macroize expander from
511 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
512 and any_extend code iterator.
513 (*<s>muldi3_highpart_1): Macroize insn from
514 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
515 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
516 patterns using any_extend code iterator.
517 (*<s>mulsi3_highpart_zext): Macroize insn from
518 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
520 2009-10-07 Jakub Jelinek <jakub@redhat.com>
522 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
523 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
524 refering to a DIE with DW_AT_const_value.
526 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
529 * ira-lives.c (check_and_make_def_conflict): Process all operands.
531 2009-10-06 Jan Hubicka <jh@suse.cz>
533 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
536 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
539 *lea_2_rex64): Move before *add<mode>_1 pattern.
541 2009-10-07 Jan Hubicka <jh@suse.cz>
543 * collect2.c (main): Add -fno-whole-program.
544 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
546 2009-10-07 Jan Hubicka <jh@suse.cz>
548 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
549 has no address taken.
550 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
552 (cgraph_clone_node): Clear externally_visible flag for clones.
553 * cgraph.h (cgraph_only_called_directly_p,
554 cgraph_can_remove_if_no_direct_calls_p): New predicates.
555 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
556 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
557 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
558 ipcp_insert_stage): Likwise.
559 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
560 externally_visible flag.
561 (verify_cgraph_node): Verify that inline clones look right.
562 (process_function_and_variable_attributes): Do not set
563 externally_visible flags.
564 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
566 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
568 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
569 clear externally_visible when turning into inline clones
570 (cgraph_mark_inline_edge): Use new predicates.
571 (cgraph_estimate_growth): Likewise.
572 (cgraph_decide_inlining): Likewise.
573 * ipa.c (cgraph_postorder): Likewise.
574 (cgraph_remove_unreachable_nodes): Likewise; sanity check
575 that inline clones are not needed.
576 (cgraph_externally_visible_p): New predicate.
577 (function_and_variable_visibility): Add whole_program parameter;
578 always set externally_visible flag; handle COMDAT function
580 (local_function_and_variable_visibility): New function.
581 (gate_whole_program_function_and_variable_visibility): New function.
582 (whole_program_function_and_variable_visibility): New function.
583 (pass_ipa_whole_program_visibility): New function.
584 * passes.c (init_optimization_passes): Add whole program visibility
586 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
587 not care about needed/reachable flags.
588 * varpool.c: Include flags.h
589 (decide_is_variable_needed): When doing LTO assume whole-program mode.
590 (varpool_finalize_decl): When we are in LTO read-back, all variables
592 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
594 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
596 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
599 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
601 * config.gcc: Don't include the makefile fragments intended for
603 * config/s390/fixdfdi.h: File removed.
604 * config/s390/libgcc-glibc.ver: File removed.
605 * config/s390/s390.h: Remove the fixdfdi.h hack.
606 * config/s390/t-crtstuff: File moved to libgcc dir.
607 * config/s390/t-linux: Likewise.
608 * config/s390/t-tpf: libgcc specific parts removed.
609 * config/s390/t-linux64: Likewise.
611 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
613 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
614 (lto-compress.o): Likewise.
616 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
619 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
620 dllexport to class members here.
621 (i386_pe_determine_dllimport_p): Only check static class data for
623 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
624 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
625 functions for vague linkage.
626 (i386_pe_type_dllexport_p): Fix formatting.
627 (maybe_add_dllexport) New function.
628 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
631 2009-10-07 Ben Elliston <bje@au.ibm.com>
633 * config/rs6000/a2.md: Remove duplicated lines.
635 2009-10-07 Ben Elliston <bje@au.ibm.com>
637 * config.gcc (powerpc*-*-*): Handle a2.
638 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
639 * config/rs6000/a2.md: New file.
640 * config/rs6000/rs6000.opt (mno-update): New.
641 (mupdate): Return to using a mask, not a var.
642 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
643 (enum processor_type): Add PROCESSOR_PPCA2.
644 * config/rs6000/rs6000.c (ppca2_cost): New costs.
645 (rs6000_override_options): Add "a2" to processor_target_table.
646 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
647 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
649 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
652 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
653 reference to nonexistent gen_truncxfxf2 function.
655 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
658 (DWIH, g, di, doubleint_general_operand): New mode attributes.
659 (general_operand): Handle TI mode.
660 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
661 using SDWIM mode iterator.
662 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
663 pattern from *add{di,ti}3_1 patterns and corresponding splitters
664 using DWI mode iterator.
665 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
666 patterns using SWI mode iterator.
667 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
668 using SWI48 mode iterator.
669 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
670 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
671 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
672 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
673 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
674 using SDWIM mode iterator.
675 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
676 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
677 using DWI mode iterator.
678 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
679 patterns using SWI mode iterator.
680 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
681 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
682 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
683 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
684 patterns using plusminus code iterator.
685 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
686 sub<mode>3 patterns using plusminus code iterator.
687 * config/i386/i386.c (override_options): Update the call to
688 gen_subdi_carry_rex64 for renamed function.
689 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
690 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
691 calls to instruction expanders.
693 2009-10-06 Martin Jambor <mjambor@suse.cz>
696 * opts.c (decode_options): Run IPA-SRA at -O2.
698 2009-10-06 Richard Guenther <rguenther@suse.de>
700 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
702 2009-10-06 Tobias Burnus <burnus@net-b.de>
705 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
706 -flto and -fwhole-program flags can be combined.
708 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
711 * gcc.c (process_command): Check that -o argument was specified.
713 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
715 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
717 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
719 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
720 * doc/invoke.texi (Warning Options): Annotate allowed languages
721 for -Wunsuffixed-float-constants.
723 2009-10-05 Jakub Jelinek <jakub@redhat.com>
725 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
726 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
727 same name and isn't the main variant.
730 * dwarf2out.c (loc_by_reference): Removed.
731 (dw_loc_list_1): New function.
732 (dw_loc_list): Remove toplev argument, add want_address argument.
733 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
734 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
735 want_address == 2 to dw_loc_list. For successful dw_loc_list
736 set have_address to 1 only if want_address is not 0.
738 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
740 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
741 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
742 a code block followed by two pointers.
743 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
744 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
745 (MIPS_MOVE): Likewise.
746 (MIPS_LUI): Likewise.
748 (MIPS_BAL): Likewise.
749 (MIPS_NOP): Likewise.
750 (mips_asm_trampoline_template): Delete.
751 (mips_trampoline_code_size): New function.
752 (mips_trampoline_init): Add shorter sequences for all cases
753 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
754 Calculate the opcodes directly, rather than copying from a template.
755 Only flush the code part of the trampoline.
756 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
758 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
760 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
761 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
762 (INCOMING_RETURN_ADDR_RTX): Likewise.
763 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
765 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
766 with RETURN_ADDR_REGNUM.
767 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
768 * config/mips/mips.c (mips16_build_call_stub): Replace
769 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
770 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
771 (mips_print_operand_punctuation): Likewise.
772 (mips_frame_set): Likewise.
773 (mips16e_output_save_restore): Likewise.
774 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
775 (mips_save_reg_p): Likewise.
776 (mips_return_addr): Likewise.
777 (mips_set_return_address): Likewise.
778 (mips_direct_save_slot_move_p): Likewise.
779 (mips_output_function_prologue): Likewise.
780 (mips_restore_reg): Likewise.
781 (mips_expand_epilogue): Likewise.
782 (mips_epilogue_uses): Likewise.
783 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
784 (*mov<mode>_ra): Use it instead of a hard-coded 31.
785 (clear_hazard_<mode>): Likewise.
786 (call_internal): Likewise.
787 (call_internal_direct): Likewise.
788 (call_direct_split): Likewise.
789 (call_value_internal): Likewise.
790 (call_value_split): Likewise.
791 (call_value_internal_direct): Likewise.
792 (call_value_direct_split): Likewise.
793 (call_value_multiple_internal): Likewise.
794 (call_value_multiple_split): Likewise.
796 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
797 Jakub Jelinek <jakub@redhat.com>
799 PR rtl-optimization/41511
800 * combine.c (record_value_for_reg): Pass explicit values as argument
801 to get_last_value_validate.
802 (get_last_value_validate): Document INSN parameter.
803 For non-readonly MEMs, assume they might have been modified if INSN
804 was in another basic block.
805 (get_last_value): Minor reformatting.
807 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
810 * final.c (asm_str_count): Split out from asm_insn_count.
811 * rtl.h (asm_str_count): New prototype.
812 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
815 2009-10-05 Sriraman Tallam <tmsriram@google.com>
817 * doc/plugins.texi: Change plugin_pass to register_pass_info.
819 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
820 Rafael Espindola <espindola@google.com>
822 * gengtype.c (write_types): Moved call to write_func_for_structure
825 2009-10-05 Richard Guenther <rguenther@suse.de>
828 * lto-cgraph.c (output_cgraph): Output toplevel asms.
829 (input_cgraph_1): Input toplevel asms.
831 2009-10-05 Richard Guenther <rguenther@suse.de>
834 * lto-symtab.c (lto_compatible_attributes_p): Remove.
835 (external_aggregate_decl_p): Likewise.
836 (lto_symtab_compatible): Re-structure. Remove dead code.
837 For variables ignore toplevel qualifiers when comparing types.
838 Issue warnings, not errors for mismatched user-alignment.
840 2009-10-05 Richard Guenther <rguenther@suse.de>
844 * lto-symtab.c (struct lto_symtab_base_def): Remove.
845 (struct lto_symtab_identifier_def): Likewise.
846 (struct lto_symtab_decl_def): Likewise.
847 (struct lto_symtab_entry_def): New.
848 (lto_symtab_identifier_t): Rename to ...
849 (lto_symtab_entry_t): ... this.
850 (lto_symtab_decls): Remove.
851 (lto_symtab_base_hash): Rename to ...
852 (lto_symtab_entry_hash): ... this.
853 (lto_symtab_base_eq): Rename to ...
854 (lto_symtab_entry_eq): ... this.
855 (lto_symtab_base_marked_p): Rename to ...
856 (lto_symtab_entry_marked_p): ... this.
857 (lto_symtab_identifier_marked_p): Remove.
858 (lto_symtab_decl_marked_p): Likewise.
859 (lto_symtab_maybe_init_hash_tables): Rename to ...
860 (lto_symtab_maybe_init_hash_table): ... this.
861 (lto_symtab_set_resolution_and_file_data): Remove.
862 (lto_symtab_register_decl): New function.
863 (lto_symtab_get_identifier): Remove.
864 (lto_symtab_get): New function.
865 (lto_symtab_get_resolution): Adjust.
866 (lto_symtab_get_identifier_decl): Remove.
867 (lto_symtab_set_identifier_decl): Likewise.
868 (lto_symtab_merge_decl): Rename to ...
869 (lto_symtab_merge): ... this. Rewrite.
870 (lto_symtab_merge_var): Remove.
871 (lto_symtab_merge_fn): Likewise.
872 (lto_symtab_prevailing_decl): Adjust.
873 (lto_cgraph_replace_node): New function.
874 (lto_symtab_merge_decls_2): Likewise.
875 (lto_symtab_merge_decls_1): Likewise.
876 (lto_symtab_fixup_var_decls): Likewise.
877 (lto_symtab_resolve_symbols): Likewise.
878 (lto_symtab_merge_decls): Likewise.
879 (lto_symtab_prevailing_decl): Adjust.
880 (lto_symtab_get_symtab_def): Remove.
881 (lto_symtab_get_file_data): Likewise.
882 (lto_symtab_clear_resolution): Adjust.
883 (lto_symtab_clear_resolution): Likewise.
884 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
885 (input_cgraph_1): Likewise.
886 * lto-streamer-in.c (get_resolution): Do not provide fake
887 symbol resolutions here.
888 (deferred_global_decls): Remove.
889 (lto_register_deferred_decls_in_symtab): Likewise.
890 (lto_register_var_decl_in_symtab): Change signature, register
891 variable via lto_symtab_register_decl.
892 (lto_register_function_decl_in_symtab): Likewise.
893 (lto_read_tree): Adjust.
894 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
895 (lto_symtab_merge_var): Likewise.
896 (lto_symtab_merge_fn): Likewise.
897 (lto_symtab_register_decl): Declare.
898 (lto_symtab_merge_decls): Likewise.
900 2009-10-05 Richard Guenther <rguenther@suse.de>
902 PR tree-optimization/23821
903 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
904 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
905 simple IV increments.
907 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
909 * config/arm/arm.c (arm_override_options): Really initialize
910 flag_dwarf2_cfi_asm to 0.
912 2009-10-05 Doug Kwan <dougkwan@google.com>
914 PR rtl-optimization/41574
915 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
916 floating point and we are not doing unsafe math optimizations.
918 2009-10-03 Simon Baldwin <simonb@google.com>
919 Cary Coutant <ccoutant@google.com>
920 Rafael Espindola <espindola@google.com>
921 Richard Guenther <rguenther@suse.de>
922 Jan Hubicka <jh@suse.cz>
923 Doug Kwan <dougkwan@google.com>
924 H.J. Lu <hongjiu.lu@intel.com>
925 Bill Maddox <maddox@google.com>
926 Ryan Mansfield <rmansfield@qnx.com>
927 Diego Novillo <dnovillo@google.com>
928 Ollie Wild <aaw@google.com>
929 Kenneth Zadeck <zadeck@naturalbridge.com>
931 * lto-cgraph.c: New file.
932 * lto-compress.c: New file.
933 * lto-compress.h: New file.
934 * lto-opts.c: New file.
935 * lto-section-in.c: New file.
936 * lto-section-out.c: New file.
937 * lto-streamer-in.c: New file.
938 * lto-streamer-out.c: New file.
939 * lto-streamer.c: New file.
940 * lto-streamer.h: New file.
941 * lto-symtab.c: New file.
942 * lto-wpa-fixup.c: New file.
943 * lto-wrapper.c: New file.
945 2009-10-03 Simon Baldwin <baldwin@google.com>
946 Ben Elliston <bje@au.ibm.com>
947 Rafael Espindola <espindola@google.com>
948 Nathan Froyd <froydnj@codesourcery.com>
949 Jan Hubicka <jh@suse.cz>
950 Doug Kwan <dougkwan@google.com>
951 Diego Novillo <dnovillo@google.com>
952 Kenneth Zadeck <zadeck@naturalbridge.com>
954 * Makefile.in (enable_lto): New.
955 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
956 (LINKER_PLUGIN_API_H): Define.
957 (LTO_SYMTAB_H): Define.
958 (LTO_STREAMER_H): Define.
959 (TREE_VECTORIZER_H): Define.
960 (INCLUDES): Add LIBELFINC.
961 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
962 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
963 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
964 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
965 (native): Add lto-wrapper$(exeext)
966 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
967 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
968 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
969 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
970 (varasm.o): Add dependency on tree-iterator.h.
971 (cgraph.o): Add dependency on cif-code.def.
972 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
973 (ipa-pure-const.o): Likewise.
974 (GTFILES): Add lto-symtab.c.
975 (install-lto-wrapper): New.
976 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
977 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
978 * config.in: Regenerate.
980 2009-10-03 Rafael Espindola <espindola@google.com>
981 Diego Novillo <dnovillo@google.com>
983 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
985 Call execute_ipa_summary_passes for all_regular_ipa_passes and
987 (cgraph_optimize): Make extern.
989 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
990 Kenneth Zadeck <zadeck@naturalbridge.com>
992 * toplev.c (in_lto_p): Declare.
993 * collect2.c (scan_prog_file): Read all the output when reading
995 (enum lto_mode_d): Declare.
997 2009-10-03 Richard Guenther <rguenther@suse.de>
998 Diego Novillo <dnovillo@google.com>
1000 * gimple.c: Include target.h and alias.h.
1001 (gimple_types): Declare.
1002 (type_hash_cache): Declare.
1003 (gimple_alloc_stat): Make extern.
1004 (gimple_build_eh_must_not_throw): Call
1005 gimple_eh_must_not_throw_set_fndecl.
1006 (struct type_pair_d): Declare.
1007 (type_pair_t): Declare.
1008 (type_pair_hash): New.
1009 (type_pair_eq): New.
1010 (lookup_type_pair): New.
1011 (gimple_force_type_merge): New.
1012 (compare_type_names_p): New.
1013 (compare_field_offset): New.
1014 (gimple_types_compatible_p): New.
1015 (struct sccs): Declare.
1016 (next_dfs_num): Declare.
1017 (iterative_hash_gimple_type): New.
1019 (iterative_hash_type_name): New.
1020 (iterative_hash_gimple_type): New.
1021 (gimple_type_hash): New.
1022 (gimple_type_eq): New.
1023 (gimple_register_type): New.
1024 (print_gimple_types_stats): New.
1025 (gimple_signed_or_unsigned_type): New.
1026 (gimple_unsigned_type): New.
1027 (gimple_signed_type): New.
1028 (gimple_get_alias_set): New.
1029 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1030 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1031 (gimple_force_type_merge): Declare.
1032 (gimple_types_compatible_p): Declare.
1033 (gimple_register_type): Declare.
1034 (print_gimple_types_stats): Declare.
1035 (gimple_unsigned_type): Declare.
1036 (gimple_signed_type): Declare.
1037 (gimple_get_alias_set): Declare.
1038 (gimple_eh_must_not_throw_set_fndecl): New.
1040 2009-10-03 Jan Hubicka <jh@suse.cz>
1041 Kenneth Zadeck <zadeck@naturalbridge.com>
1043 * ipa-pure-const.c: Include lto-streamer.h.
1044 (register_hooks): Factor out of ...
1045 (generate_summary): ... here.
1046 (pure_const_write_summary): New.
1047 (pure_const_read_summary): New.
1048 (pass_ipa_pure_const): Add pure_const_write_summary and
1049 pure_const_read_summary.
1050 * ipa-reference.c: Include lto-streamer.h.
1051 (add_new_function): New.
1052 (remove_node_data): New.
1053 (duplicate_node_data): New.
1054 (ipa_init): Guard against multiple calls.
1055 Move hook setup from analyze_function.
1056 (write_node_summary_p): New.
1057 (ipa_reference_write_summary): New.
1058 (ipa_reference_read_summary): New.
1059 (pass_ipa_reference): Add ipa_reference_write_summary and
1060 ipa_reference_read_summary.
1061 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1062 (struct cgraph_edge): Add fields lto_stmt_uid and
1063 call_stmt_cannot_inline_p.
1064 (cgraph_optimize): Declare.
1065 (cgraph_decide_is_function_needed): Declare.
1066 (reset_inline_failed): Declare.
1067 (enum LTO_cgraph_tags): Declare.
1068 (LTO_cgraph_tag_names): Declare.
1069 (LCC_NOT_FOUND): Define.
1071 2009-10-03 Doug Kwan <dougkwan@google.com>
1072 Rafael Espindola <espindola@google.com>
1073 Jan Hubicka <jh@suse.cz>
1074 Diego Novillo <dnovillo@google.com>
1075 Kenneth Zadeck <zadeck@naturalbridge.com>
1077 * passes.c (all_regular_ipa_passes): New.
1078 (all_ipa_passes): Rename to all_small_ipa_passes.
1079 (init_optimization_passes): Init all_regular_ipa_passes.
1080 * tree-pass.h (all_regular_ipa_passes): New.
1081 (all_ipa_passes): Rename to all_small_ipa_passes.
1082 * passes.c (all_lto_gen_passes): New.
1083 (init_optimization_passes): Initialize all_lto_gen_passes.
1084 (execute_ipa_summary_passes): Make non-static.
1085 (ipa_write_summaries_1): New.
1086 (ipa_write_summaries_2): New.
1087 (ipa_write_summaries): New.
1088 (ipa_write_summaries_of_cgraph_node_set): New.
1089 (ipa_read_summaries_1): New.
1090 (ipa_read_summaries): New.
1091 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1092 (execute_regular_ipa_pass_list): Remove.
1093 (init_optimization_passes): Schedule
1094 pass_rebuild_cgraph_edges and pass_early_inline outside
1095 of pass_all_early_optimizations. Document reason.
1096 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1097 pass_ipa_lto_finish_out): New pass.
1098 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1099 (execute_all_ipa_transforms): New.
1100 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1101 (dump_properties, debug_properties): New.
1102 * tree-optimize.c (gate_all_early_local_passes): Return
1103 false if we are in lto1.
1104 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1105 * tree-pass.h (execute_all_ipa_transforms): Declare.
1106 (pass_ipa_function_and_variable_visibility): Declare.
1107 (pass_ipa_early_inline): Declare.
1108 (pass_ipa_lto_gimple_out): Declare.
1109 (pass_ipa_lto_wpa_fixup): Declare.
1110 (pass_ipa_lto_finish_out): Declare.
1111 (all_small_ipa_passes, all_regular_ipa_passes,
1112 all_lto_gen_passes): Declare.
1113 (execute_ipa_summary_passes): Declare.
1114 (execute_all_ipa_transforms): Declare.
1115 (ipa_write_summaries): Declare
1116 (ipa_write_summaries_of_cgraph_node_set): Declare.
1117 (ipa_read_summaries): Declare.
1119 2009-10-03 Doug Kwan <dougkwan@google.com>
1120 Ollie Wild <aaw@google.com>
1122 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1124 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1125 (lto_mode): New variable.
1126 (maybe_run_lto_and_relink): Handle the -fwpa option.
1127 (main): Handle the -fwpa option.
1128 (maybe_unlink_list): New function.
1129 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1130 * common.opt (flto): New flag.
1131 * toplev.c (flag_generate_lto): Declare.
1133 2009-10-03 Simon Baldwin <simonb@google.com>
1135 * common.opt (flto-compression-level): New flag.
1137 * opts.c: Include lto-opts.h.
1138 (handle_option): Call lto_register_user_option for each
1139 valid option handled.
1140 (decode_options): Clear registered options before the options
1143 2009-10-03 Cary Coutant <ccoutant@google.com>
1145 * collect2.c (is_elf): New function.
1146 (scan_prog_file): Require LTO object to be in ELF format.
1148 2009-10-03 Rafael Espindola <espindola@google.com>
1150 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1151 libgcc to the linker.
1153 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1155 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1156 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1158 * collect2.h (collect_execute): Add flags argument.
1159 * tlink.c (tlink_execute): Update call to collect_execute.
1160 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1161 (use_linker_plugin): New.
1162 (use_linker_plugin_spec_function): New.
1163 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1164 (linker_plugin_file_spec): New.
1165 (lto_wrapper_spec): New.
1166 (lto_gcc_spec): New.
1167 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1168 (static_spec_functions): Add use-linker-plugin.
1169 (process_command): Handle -use-linker-plugin.
1170 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1171 linker_plugin_file_spec and lto_gcc_spec.
1172 (use_linker_plugin_spec_function): New.
1174 2009-10-03 Richard Guenther <rguenther@suse.de>
1178 * tree.h (is_lang_specific): Include LANG_TYPE.
1179 * tree.c (find_decls_types_r): Manually add interesting parts
1180 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1182 * gimple.c (type_pair_hash): Make symmetric.
1183 (type_pair_eq): Likewise.
1184 (lookup_type_pair): Increase initial hashtable size.
1185 (gimple_force_type_merge): Rely on type-pair symmetry.
1186 (visit): Remove excessive checking code.
1187 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1188 (gimple_register_type): Remove getenv calls, shrink initial
1192 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1193 inline functions if not generating lto output.
1196 * toplev.c (finalize): In WPA mode remove the asm file.
1198 2009-10-03 Doug Kwan <dougkwan@google.com>
1200 * ipa-inline.c (cgraph_mark_inline): Check
1201 edge->call_stmt_cannot_inline_p instead of calling
1202 gimple_call_cannot_inline_p.
1203 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1204 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1205 (inline_generate_summary): Do nothing in LTRANS.
1206 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1207 exists before calling gimple_call_cannot_inline_p.
1208 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1209 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1210 Update new_edge->lto_stmt_uid.
1211 * cgraphbuild.c (reset_inline_failed): New.
1213 * common.opt (fwpa): New flag.
1214 (fltrans): New option.
1215 * gcc.c (gcc_lto_option_t): New type.
1216 (current_lto_option): New variable.
1217 (lto_single_spec_function): Remove and is replaced by ..
1218 (lto_option_spec_function): New function.
1219 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1220 passing the -flto flag.
1221 (cc1_options): Separate non-LTO related parts into ..
1222 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1223 (lto1_options): New spec for lto FE.
1224 (link_lto_options): New spec for handling LTO flags in linker.
1225 (invoke_lto_single): Re-format to fit in 80 column. Replace
1226 lto-single with lto-option.
1227 (static_specs): Add cc1_non_lto_options, lto1_options and
1229 (static_spec_function): Replace lto-single with lto-option.
1230 (process_command): Handle -flto, -fwpa and -fltran by setting
1231 current_lto_option and not passing it to subprocess unconditionally.
1233 2009-10-03 Bill Maddox <maddox@google.com>
1235 Add `gcc' driver support for link-time code generation (LTO).
1237 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1238 (lto_flag, lto_objects, lto_o_file): New variables.
1239 (struct lto_object, struct lto_object_list): New structures.
1240 (collect_exit, handler): Remove LTO temporary output file on exit.
1241 (add_lto_object): New function.
1242 (maybe_run_lto_and_relink): New function. Perform link time code
1243 generation and relinking for object files containing LTO information.
1244 (main): Invoke maybe_run_lto_and_relink().
1245 (dump_argv): New function. For debugging, currently disabled.
1246 (scan_prog_file): Add LTO information pass.
1247 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1249 * toplev.c (compile_file): Emit assembler directive to create
1250 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1252 2009-10-03 Diego Novillo <dnovillo@google.com>
1254 * c.opt: Add LTO to warn_abi and warn_psabi.
1256 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1257 inline function. Ignore language-specific nodes. Update all users.
1258 (find_decls_types_r): Do not traverse the subtrees of
1259 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1260 * tree.h (is_lang_specific): New.
1261 * langhooks.h (struct lang_hooks_for_decls): Remove
1262 may_need_assembler_name_p. Update all users.
1264 * c-common.c (set_builtin_user_assembler_name): Move ...
1265 * builtins.c (set_builtin_user_assembler_name): ... here.
1266 (is_builtin_name): Add comment
1267 (is_builtin_fn): New.
1268 * except.c (output_ttype): Only call
1269 lookup_type_for_runtime if TYPE is not a runtime type.
1271 * passes.c (register_pass): Call position_pass on
1272 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1273 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1274 (TV_IPA_LTO_DECL_IO): Define.
1275 (TV_IPA_LTO_CGRAPH_IO): Define.
1277 (TV_WHOPR_WPA): Define.
1278 (TV_WHOPR_WPA_IO): Define.
1279 (TV_WHOPR_LTRANS): Define.
1280 (TV_WHOPR_WPA_FIXUP): Define.
1281 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1282 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1283 * tree-flow.h (tree_node_can_be_shared): Declare.
1284 * tree-inline.c (tree_can_inline_p): Check that E has a
1285 statement associated with it.
1286 * tree.c (free_lang_data_in_binf): Factor out of ...
1287 (free_lang_data_in_type): ... here.
1288 Call RECORD_OR_UNION_TYPE_P.
1289 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1290 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1291 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1292 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1293 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1294 (gate_free_lang_data): Return true if flag_generate_lto is set.
1295 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1296 * c-common.h (set_builtin_user_assembler_name): Move ...
1297 * tree.h (set_builtin_user_assembler_name): ... here.
1299 * common.opt (flto-report): New flag.
1300 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1301 * collect2.c (scan_prog_file): Send the error output of
1302 'nm' to HOST_BIT_BUCKET.
1304 2009-10-03 Ollie Wild <aaw@google.com>
1306 * langhooks-def.h (lhd_begin_section): New function declaration.
1307 (lhd_write_section): New function declaration.
1308 (lhd_end_section): New function declaration.
1309 (LANG_HOOKS_BEGIN_SECTION): New macro.
1310 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1311 (LANG_HOOKS_END_SECTION): New macro.
1312 (LANG_HOOKS_LTO): New macro.
1313 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1314 * langhooks.c (output.h): Add include.
1315 (saved_section): New static variable.
1316 (lhd_begin_section): New function.
1317 (lhd_write_section_data): New function.
1318 (lhd_end_section): New function.
1319 * langhooks.h (struct lang_hooks_for_lto): New structure.
1320 (struct lang_hooks): Add member lto.
1321 * Makefile.in (langhooks.o): Add dependency on output.h.
1323 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1325 2009-10-03 Richard Guenther <rguenther@suse.de>
1327 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1330 2009-10-03 Simon Baldwin <simonb@google.com>
1331 Richard Guenther <rguenther@suse.de>
1332 Janis Johnson <janis187@us.ibm.com>
1333 Doug Kwan <dougkwan@google.com>
1334 Diego Novillo <dnovillo@google.com>
1335 Ramana Radhakrishnan <ramana.r@gmail.com>
1336 Ollie Wild <aaw@google.com>
1338 * doc/install.texi: Add documentation for libelf and --enable-lto.
1339 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1340 -flto-report, -flto-compression-level and -use-linker-plugin.
1341 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1342 Add section for LTO Testing.
1344 2009-10-02 Cary Coutant <ccoutant@google.com>
1346 Add support for comdat type sections for DWARF v4.
1347 Merge from dwarf4 branch.
1349 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1350 (dw_die_ref): Define vector type.
1351 (enum dw_val_class): Add dw_val_class_data8.
1352 (struct dw_val_struct): Add v.val_data8.
1353 (comdat_type_node_ref): New type.
1354 (struct die_struct): Move die_symbol into a union; add new field
1355 die_type_node. Change all uses.
1356 (comdat_type_node): New type.
1357 (skeleton_chain_node): New type.
1358 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1359 (comdat_type_list): New variable.
1360 (dwarf_tag_name): Add DW_TAG_type_unit.
1361 (dwarf_attr_name): Add DW_AT_signature.
1362 (add_AT_data8): New function.
1363 (replace_child): New function.
1364 (move_all_children): New function.
1365 (print_signature): New function.
1366 (print_die): Print signature information; add dw_val_class_data8.
1367 (attr_checksum): Support dw_val_class_data8.
1368 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1369 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1370 (checksum_sleb128, checksum_uleb128): New functions.
1371 (checksum_die_context): New function.
1372 (loc_checksum_ordered): New function.
1373 (attr_checksum_ordered): New function.
1374 (struct checksum_attributes): New structure.
1375 (collect_checksum_attributes): New function.
1376 (die_checksum_ordered): New function.
1377 (generate_type_signature): New function.
1378 (same_dw_val_p): Add dw_val_class_data8.
1379 (is_symbol_die): Use new is_declaration_die function.
1380 (is_declaration_die): New function.
1381 (should_move_die_to_comdat): New function.
1382 (clone_die): New function.
1383 (clone_tree): New function.
1384 (clone_as_declaration): New function.
1385 (copy_declaration_context): New function.
1386 (generate_skeleton_ancestor_tree): New function.
1387 (generate_skeleton_bottom_up): New function.
1388 (generate_skeleton): New function.
1389 (remove_child_or_replace_with_skeleton): New function.
1390 (break_out_comdat_types): New function.
1391 (struct decl_table_entry): New type.
1392 (htab_decl_hash): New function.
1393 (htab_decl_eq): New function.
1394 (htab_decl_del): New function.
1395 (copy_ancestor_tree): New function.
1396 (copy_decls_walk): New function.
1397 (copy_decls_for_unworthy_types): New function.
1398 (build_abbrev_table): Don't assert on missing die_symbol when doing
1399 comdat type sections.
1400 (size_of_die): Use DW_FORM_sig8 for external references. Add
1402 (unmark_dies): Don't assert for unmarked dies when doing comdat
1404 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1405 (output_signature): New function.
1406 (output_die): Likewise.
1407 (output_compilation_unit_header): Mark output as DWARF version 3
1408 even if generating DWARF 4.
1409 (output_comdat_type_unit): New function.
1410 (output_line_info): Mark output as DWARF version 3 even if generating
1412 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1414 (dwarf2out_end_source_file): Likewise.
1415 (prune_unused_types_walk_attribs): Don't follow references into
1416 comdat type sections.
1417 (prune_unused_types_mark): When generating type units, do not mark
1418 children of non-defining declarations of types; do mark children of
1420 (prune_unused_types): Process comdat type sections.
1421 (htab_ct_hash): New function.
1422 (htab_ct_eq): New function.
1423 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1424 Add a pointer to the line table from type unit entries so
1425 DW_AT_decl_file has meaning.
1426 * varasm.c (default_elf_asm_named_section): Use identifier name as
1427 comdat key instead of lang hook.
1429 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1431 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1433 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.md (SWIM248): New mode iterator.
1436 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1437 divmodhi4 patterns using SWIM248 macro.
1438 (*divmod<mode>4): Macroize insn_and_split pattern from
1439 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1440 and their corresponding splitters usign SWIM248 macro. Split SImode
1441 insn to generate cltd and DImode insn to generate cqto instead of
1442 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1443 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1444 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1445 *divmodsi_noext patterns using SWIM248 macro.
1446 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1447 udivmodhi4 patterns using SWIM248 macro.
1448 (*udivmod<mode>4): Macroize insn_and_split pattern from
1449 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1450 corresponding splitters using SWIM248 macro.
1451 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1452 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1454 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1456 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1457 of zero-sized element is zero-sized regardless of its extent.
1459 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1462 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1463 * configure: Regenerated.
1464 * config.in: Regenerated.
1465 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1466 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1467 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1468 not emitting .eh_frame, emit .cfi_sections .debug_frame
1473 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1474 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1476 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1477 vars use DECL_RTL with resetting it back to NULL afterwards.
1478 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1479 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1480 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1481 the attribute type allows it, otherwise use DW_FORM_dataN.
1482 (mem_loc_descriptor): Handle CONST_STRING.
1483 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1484 Handle MEM with CONST_STRING address using add_AT_string.
1485 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1486 CONST_STRING for const arrays initialized with a string literal.
1487 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1488 (dwarf2out_finish): Call resolve_addr.
1490 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1491 Maxim Kuvyrkov <maxim@codesourcery.com>
1493 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1495 2009-10-02 Nick Clifton <nickc@redhat.com>
1497 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1498 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1500 2009-10-01 Jan Hubicka <jh@suse.cz>
1502 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1503 (cgraph_create_virtual_clone): Just pass redirect_callers
1505 * cgraph.h (cgraph_clone_node): Update prototype.
1506 * ipa-pure-const.c (self_recursive_p): New function.
1507 (propagate): Use it.
1508 * ipa-inline.c (cgraph_clone_inlined_nodes,
1509 cgraph_decide_recursive_inlining): Update.
1511 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1513 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1514 instructions for TARGET_OCTEON.
1516 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1518 * config/arm/arm.c (arm_override_options): Turn off
1519 flag_dwarf2_cfi_asm for AAPCS variants.
1521 2009-10-01 Martin Jambor <mjambor@suse.cz>
1524 * tree-sra.c (convert_callers): Do not call
1525 compute_inline_parameters on one caller more than once.
1527 2009-10-01 Nick Clifton <nickc@redhat.com>
1529 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1530 an empty string if not already defined.
1532 2009-10-01 Martin Jambor <mjambor@suse.cz>
1535 * tree-sra.c (is_va_list_type): New function.
1536 (find_var_candidates): Call is_va_list_type.
1537 (find_param_candidates): Check that the type or the type pointed
1538 to are not va_list types.
1540 2009-10-01 Martin Jambor <mjambor@suse.cz>
1543 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1544 DECL_ARTIFICIAL (param_decl) is true.
1546 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1548 * tree.h (tree_decl_common::lang_flag_8): New.
1549 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1551 * c-common.h (RID_CONSTEXPR): New.
1553 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1555 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1556 Use ref-all pointers.
1557 (alpha_gimplify_va_arg): Ditto.
1559 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1562 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1563 before insn counting loop now that BB_END (bb) is counted. Ensure
1564 the return value isn't zero.
1566 2009-09-30 Nick Clifton <nickc@redhat.com>
1568 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1569 with separate definitions of c_target_objs and cxx_target_objs.
1570 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1572 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1573 sh_symbian_import_export_class.
1574 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1575 * config/sh/symbian.c: Delete, moving code into...
1576 * config/sh/symbian-base.c: ... here
1577 * config/sh/symbian-c.c: ... and here
1578 * config/sh/symbian-cxx.c: ... and here.
1580 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1583 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1584 of plus RTX into register.
1586 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1588 * doc/install.texi: Linguistic and markup fixes.
1589 (Configuration) <--disable-cpp>: Remove description.
1590 <--enable-maintainer-mode>: Autotools files are affected, too.
1591 <--with-sysroot>: Improve description.
1592 (Building): Bump required GNU make version.
1594 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1596 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1597 (x86_64-*-*): Ditto.
1599 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1600 intrinisics for FMA4.
1601 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1602 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1603 Add FMA4 check and fma4intrin.h.
1604 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1606 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1607 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1608 constant for FMA4 support.
1609 (UNSPEC_FMA4_FMADDSUB): Ditto.
1610 (UNSPEC_FMA4_FMSUBADD): Ditto.
1611 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1612 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1613 (ix86_expand_fma4_multiple_memory): Ditto.
1614 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1615 (OPTION_MASK_ISA_FMA4_UNSET): New.
1616 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1617 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1618 (ix86_handle_option): Handle -mfma4.
1619 (isa_opts): Handle -mfma4.
1620 (enum pta_flags): Add PTA_FMA4.
1621 (override_options): Add FMA4 support.
1622 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1623 (IX86_BUILTIN_VFMADDSD): Ditto.
1624 (IX86_BUILTIN_VFMADDPS): Ditto.
1625 (IX86_BUILTIN_VFMADDPD): Ditto.
1626 (IX86_BUILTIN_VFMSUBSS): Ditto.
1627 (IX86_BUILTIN_VFMSUBSD): Ditto.
1628 (IX86_BUILTIN_VFMSUBPS): Ditto.
1629 (IX86_BUILTIN_VFMSUBPD): Ditto.
1630 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1631 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1632 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1633 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1634 (IX86_BUILTIN_VFNMADDSS): Ditto.
1635 (IX86_BUILTIN_VFNMADDSD): Ditto.
1636 (IX86_BUILTIN_VFNMADDPS): Ditto.
1637 (IX86_BUILTIN_VFNMADDPD): Ditto.
1638 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1639 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1640 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1641 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1642 (IX86_BUILTIN_VFMADDPS256): Ditto.
1643 (IX86_BUILTIN_VFMADDPD256): Ditto.
1644 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1645 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1646 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1647 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1648 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1649 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1650 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1651 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1652 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1653 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1654 (enum multi_arg_type): New enum for describing the various FMA4
1655 intrinsic argument types.
1656 (bdesc_multi_arg): New table for FMA4 intrinsics.
1657 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1658 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1660 (ix86_expand_builtin): Add FMA4 intrinsic support.
1661 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1662 operand instructions.
1663 (ix86_expand_fma4_multiple_memory): New function to split the
1664 second memory reference from FMA4 instructions.
1665 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1666 (ssemodesuffixf2s): Ditto.
1667 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1669 (fma4_fmsub<mode>4): Ditto.
1670 (fma4_fnmadd<mode>4): Ditto.
1671 (fma4_fnmsub<mode>4): Ditto.
1672 (fma4_vmfmadd<mode>4): Ditto.
1673 (fma4_vmfmsub<mode>4): Ditto.
1674 (fma4_vmfnmadd<mode>4): Ditto.
1675 (fma4_vmfnmsub<mode>4): Ditto.
1676 (fma4_fmadd<mode>4256): Ditto.
1677 (fma4_fmsub<mode>4256): Ditto.
1678 (fma4_fnmadd<mode>4256): Ditto.
1679 (fma4_fnmsub<mode>4256): Ditto.
1680 (fma4_fmaddsubv8sf4): Ditto.
1681 (fma4_fmaddsubv4sf4): Ditto.
1682 (fma4_fmaddsubv4df4): Ditto.
1683 (fma4_fmaddsubv2df4): Ditto.
1684 (fma4_fmsubaddv8sf4): Ditto.
1685 (fma4_fmsubaddv4sf4): Ditto.
1686 (fma4_fmsubaddv4df4): Ditto.
1687 (fma4_fmsubaddv2df4): Ditto.
1688 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1689 instructions for intrinsics.
1690 (fma4i_fmsub<mode>4): Ditto.
1691 (fma4i_fnmadd<mode>4): Ditto.
1692 (fma4i_fnmsub<mode>4): Ditto.
1693 (fma4i_vmfmadd<mode>4): Ditto.
1694 (fma4i_vmfmsub<mode>4): Ditto.
1695 (fma4i_vmfnmadd<mode>4): Ditto.
1696 (fma4i_vmfnmsub<mode>4): Ditto.
1697 (fma4i_fmadd<mode>4256): Ditto.
1698 (fma4i_fmsub<mode>4256): Ditto.
1699 (fma4i_fnmadd<mode>4256): Ditto.
1700 (fma4i_fnmsub<mode>4256): Ditto.
1701 (fma4i_fmaddsubv8sf4): Ditto.
1702 (fma4i_fmaddsubv4sf4): Ditto.
1703 (fma4i_fmaddsubv4df4): Ditto.
1704 (fma4i_fmaddsubv2df4): Ditto.
1705 (fma4i_fmsubaddv8sf4): Ditto.
1706 (fma4i_fmsubaddv4sf4): Ditto.
1707 (fma4i_fmsubaddv4df4): Ditto.
1708 (fma4i_fmsubaddv2df4): Ditto.
1710 * doc/invoke.texi (-mfma4): Add documentation.
1711 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1713 2009-09-29 Richard Henderson <rth@redhat.com>
1715 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1716 an edge to the new destination block.
1718 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1721 * pa.c (hppa_profile_hook): Use
1722 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1724 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1725 Alexander Monakov <amonakov@ispras.ru>
1728 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1729 (not_postinc_memory_operand): New.
1730 (not_postinc_move_operand): New.
1731 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1732 (*cmovsi_internal): Ditto.
1734 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1736 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1737 restrict issue_rate in first pass when scheduling for register
1740 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1741 Rafael Avila de Espindola <espindola@google.com>
1743 * gengtype.c (plugin_output): New.
1744 (get_output_file_with_visibility): Return plugin_output for plugins.
1745 (main): Parse and use the -P option.
1746 * gty.texi: Update the command line format.
1748 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1751 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1753 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1754 out if !const_ok_for_output.
1757 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1758 case VAR_LOCATION>: Remove gcc_unreachable ().
1760 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1762 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1763 (x86_64-*-*): Ditto.
1764 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1765 back to smmintrin.h.
1766 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1767 * config/i386/x86intrin.h: Remove SSE5.
1768 * config/i386/mmintrin-common.h: Delete file.
1769 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1771 2009-09-29 Richard Guenther <rguenther@suse.de>
1773 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1774 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1776 2009-09-29 Nick Clifton <nickc@redhat.com>
1778 * function.c (current_function_name): If there is no current
1779 function just return "<none>".
1781 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1783 * tree-pass.h (register_pass_info): New structure.
1784 (pass_positioning_ops): Move enum from gcc-plugin.h.
1785 (register_pass): New function.
1786 * gcc-plugin.h (plugin_pass): Delete structure.
1787 (pass_positioning_ops): Delete enum.
1788 * plugin.c (regsiter_pass): Delete function.
1789 (position_pass): Delete function.
1790 (added_pass_nodes): Delete variable.
1791 (prev_added_pass_nodes): Delete variable.
1792 (pass_list_node): Delete structure.
1793 * passes.c (make_pass_instance): New function.
1794 (next_pass_1): Change to call make_pass_instance.
1795 (pass_list_node): Move structure from gcc-plugin.h.
1796 (added_pass_nodes): Move variable from plugin.c.
1797 (prev_added_pass_nodes): Move variable from plugin.c.
1798 (position_pass): New function.
1799 (register_pass): New function.
1801 2009-09-28 Easwaran Raman <eraman@google.com>
1803 * ifcvt.c (noce_try_abs): Recognize pattern and call
1804 expand_one_cmpl_abs_nojump.
1805 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1806 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1808 2009-09-28 Ian Lance Taylor <iant@google.com>
1811 * c-opts.c (c_common_handle_option): Don't set
1812 warn_jump_misses_init for -Wall.
1813 * doc/invoke.texi (Warning Options): Update documentation.
1815 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1817 * Makefile.in ($(out_object_file)): Depend on
1818 gt-$(basename $(notdir $(out_file))).h.
1820 2009-09-28 Richard Henderson <rth@redhat.com>
1822 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1823 * except.c (gen_eh_region): Set it.
1824 (duplicate_eh_regions_1): Copy it.
1825 * tree-eh.c (lower_resx): Use it to determine which function
1828 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1829 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1830 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1831 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1832 BUILT_IN_CXA_END_CLEANUP if necessary.
1834 * c-common.c (c_define_builtins): Update call to
1835 build_common_builtin_nodes.
1837 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1839 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1841 2009-09-28 Michael Matz <matz@suse.de>
1843 * builtins.c (interclass_mathfn_icode): New helper.
1844 (expand_builtin_interclass_mathfn): Use it here, and split folding
1846 (fold_builtin_interclass_mathfn): ... this new folder.
1847 (build_call_nofold_loc): New static helper.
1848 (build_call_nofold): New wrapper macro for above.
1849 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1850 (expand_builtin_pow): Ditto.
1851 (expand_builtin_memset_args): Ditto.
1852 (expand_builtin_printf): Ditto.
1853 (expand_builtin_fprintf): Ditto.
1854 (expand_builtin_sprintf): Ditto.
1855 (expand_builtin_memory_chk): Ditto.
1856 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1857 (expand_builtin_stpcpy): Ditto.
1858 (expand_builtin_strcmp): Ditto.
1859 (expand_builtin_strncmp): Ditto.
1860 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1861 (expand_builtin_strcpy_args): Don't call folders.
1862 (expand_builtin_memcmp): Ditto.
1863 (expand_builtin_strncpy): Ditto, and use target.
1864 (expand_builtin_memcpy): Ditto.
1865 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1866 expand_builtin_strpbrk, expand_builtin_memmove,
1867 expand_builtin_memmove_args, expand_builtin_bcopy,
1868 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1869 expand_builtin_strspn, expand_builtin_strcspn,
1870 expand_builtin_fputs): Remove these.
1871 (expand_builtin): Don't call the above, change calls to other
1872 expanders that changed prototype.
1873 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1874 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1875 fold_builtin_interclass_mathfn.
1876 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1877 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1879 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1880 * passes.c (init_optimization_passes): Move pass_fold_builtins
1881 after last phiopt pass.
1882 * tree-inline.c (fold_marked_statements): When folding builtins
1883 iterate over all instruction potentially generated.
1884 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1886 (fold_gimple_call): Use it to always fold calls (into potentially
1887 multiple instructions).
1888 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1889 calls into zero at this time.
1890 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1891 statements generated by builtin folding.
1893 2009-09-28 Nick Clifton <nickc@redhat.com>
1895 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1897 2009-09-28 Duncan Sands <baldrick@free.fr>
1899 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1900 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1901 (register_callback): Dispatch it.
1902 (invoke_plugin_callbacks): Incorporate in sanity check.
1903 * ggc.h (ggc_register_cache_tab): Add declaration.
1904 * ggc-common.c (ggc_register_root_tab): Simplify.
1905 (const_ggc_cache_tab_t): New typedef.
1906 (extra_cache_vec): New vector of dynamically added cache tables.
1907 (ggc_register_cache_tab): New function.
1908 (ggc_scan_cache_tab): New function.
1909 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1910 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1912 2009-09-27 Richard Henderson <rth@redhat.com>
1914 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1915 which we remove __builtin_stack_restore.
1917 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1919 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1920 to test for GRD_INVARIANT.
1921 (simple_rhs_p): Anything that's function_invariant_p is fine.
1923 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1925 * gengtype.c (main): Use plunge_files instead of plugin_output.
1927 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1928 Rafael Avila de Espindola <espindola@google.com>
1930 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1931 Don't print pch related info if it is false.
1932 (main): Don't print pch info in plugin mode.
1934 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1936 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1937 with dw_val_class_const_double.
1938 (struct dw_val_struct): Replace val_long_long with val_double and
1939 adjust for above change.
1940 (output_loc_operands): Likewise.
1941 (add_AT_long_long): Rename into...
1942 (add_AT_double): ...this.
1943 (print_die): Replace dw_val_class_long_long with
1944 dw_val_class_const_double and adjust.
1945 (attr_checksum): Likewise.
1946 (same_dw_val_p): Likewise.
1947 (size_of_die): Likewise.
1948 (value_format): Likewise.
1949 (output_die): Likewise.
1950 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1951 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1952 instead of add_AT_long_long.
1953 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1954 value with the precision of its type.
1956 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1959 * c-typeck.c (build_conditional_expr): Use the readonly and
1960 volatile flags of the operand types, not of the operands itself.
1962 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1964 * collect2.c (main): Look for -brtl before adding libraries.
1966 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1968 * config.gcc: Update OpenBSD targets.
1969 * config/openbsd-stdint.h: New file.
1970 * config/openbsd-libpthread.h: New file.
1971 * config/openbsd.h: Update and break out LIB_SPEC definition.
1972 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1973 * config/i386/openbsdelf.h: Correct types.
1974 * config/m68k/openbsd.h: Likewise.
1975 * config/mips/openbsd.h: Likewise.
1976 * config/vax/openbsd.h: Likewise.
1978 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1980 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1981 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1982 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1983 of the length and zero.
1985 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1987 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1988 (FLAGS_H): Add options.h $(REAL_H).
1989 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1990 (TREE_VECTORIZER_H): New.
1991 (EBITMAP_H): Renamed from EBIMAP_H.
1992 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1993 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1994 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1995 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1996 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1997 (graphite-clast-to-gimple.o, graphite-dependences.o)
1998 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1999 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2000 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2001 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2002 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2003 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2004 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2005 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2006 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2007 updated and fixed as per above changes and per
2008 check_makefile_deps.sh output.
2011 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2012 * configure: Regenerate.
2014 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2016 * doc/install.texi: Update minimum MPC version to 0.7.
2018 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2020 * doc/install.texi (Binaries): Remove reference to the binary
2021 distribution CD-ROM from the FSF.
2023 2009-09-26 Michael Matz <matz@suse.de>
2027 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2028 that are mentioned in the body.
2030 2009-09-26 Michael Matz <matz@suse.de>
2032 PR tree-optimization/41454
2033 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2034 (tree_ssa_dominator_optimize): Don't allocate and free it.
2035 (dom_opt_leave_block): Don't iterate over it.
2036 (eliminate_redundant_computations): Don't return a value.
2037 (cprop_operand, cprop_into_stmt): Ditto.
2038 (optimize_stmt): Don't defer updating stmts.
2040 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2042 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2043 generic_parameter_die, template_parameter_pack_die,
2044 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2045 renaming DW_TAG_formal_parameter_pack and
2046 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2047 and DW_TAG_GNU_template_parameter_pack.
2049 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2051 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2052 * config/v850/v850.c (v850_function_value): New function.
2053 (TARGET_FUNCTION_VALUE): Define.
2055 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2057 * tree-vect-stmts.c (vectorizable_call): Call
2058 mark_symbols_for_renaming after vect_finish_stmt_generation.
2060 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2061 to loc_descriptor_from_tree.
2062 (add_location_or_const_value_attribute): Pass 0 instead of 2
2063 for decl_by_reference_p decls.
2065 2009-09-25 Richard Guenther <rguenther@suse.de>
2068 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2071 2009-09-25 Ben Elliston <bje@au.ibm.com>
2073 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2076 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2078 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2079 form of instruction.
2081 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2084 * fold-const.c (const_binop): Handle complex int division.
2085 * tree-complex.c (expand_complex_div_straight,
2086 expand_complex_div_wide): Update comments.
2088 2009-09-24 DJ Delorie <dj@redhat.com>
2091 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2092 (reg_class): Likewise.
2093 (REG_CLASS_NAMES): Likewise.
2094 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2095 (m32c_override_options): Disable -fivopts for M32C.
2097 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2099 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2100 Delete VSX load/store with update support.
2101 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2102 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2106 (VStype_load_update): Ditto.
2107 (VStype_store_update): Ditto.
2108 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2109 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2111 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2112 load/store with update builtins.
2114 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2116 * libgcc2.c (L_trampoline): Prototype for getpagesize
2117 and mprotect in WINNT case.
2119 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2121 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2122 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2123 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2124 'outgoing' argument.
2125 (TARGET_FUNCTION_VALUE): Define.
2127 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2129 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2131 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2134 * common.opt: Initialize dwarf_strict to -1.
2135 * toplev.c (process_options): Catch unset dwarf_strict
2136 and set to 0 for all targets not overriding.
2137 * config/darwin.c (darwin_override_options): Catch unset
2138 dwarf_strict and override to 1.
2140 2009-09-24 Jeff Law <law@redhat.com>
2142 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2144 2009-09-24 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/36143
2147 PR tree-optimization/38747
2148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2149 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2151 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2154 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2155 return false instead of gcc_unreachable (). For CONST return the
2156 value returned by recursive call instead of always returning true.
2157 (tree_add_const_value_attribute): Return the value returned by
2158 add_const_value_attribute instead of always returning true if rtl
2161 2009-09-23 Justin Seyster <jrseys@gmail.com>
2163 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2165 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2167 * cgraphunit.c (cgraph_lower_function): Revert last change.
2168 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2169 instead of DECL_NO_STATIC_CHAIN.
2170 * tree-cfg.c (verify_gimple_call): Likewise.
2171 * tree-nested.c (get_chain_decl, get_chain_field,
2172 convert_tramp_reference_op, convert_gimple_call): Likewise.
2173 (convert_all_function_calls): Likewise. Always set or clear
2174 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2175 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2176 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2178 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2179 DECL_NO_STATIC_CHAIN.
2180 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2181 instead of DECL_NO_STATIC_CHAIN.
2182 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2183 decl_function_context.
2184 * varasm.c (initializer_constant_valid_p): Likewise.
2185 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2186 (DECL_STATIC_CHAIN): ... this.
2187 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2188 instead of DECL_NO_STATIC_CHAIN.
2190 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2191 Rafael Avila de Espindola <espindola@google.com>
2193 * gengtype.c (nb_plugin_files): Make it unsigned to match
2194 num_gt_files. Adjust other variables to avoid warnings.
2195 (main): Allocate an all zero lang_bitmap before each plugin file name
2196 to match regular file names.
2198 2009-09-23 Richard Henderson <rth@redhat.com>
2200 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2201 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2202 static chain passed in memory.
2203 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2204 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2205 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2206 STATIC_CHAIN_REGNUM defined.
2208 * config/picochip/picochip-protos.h: s/class/klass/.
2209 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2210 (picochip_static_chain): New.
2211 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2212 (STATIC_CHAIN_INCOMING): Remove.
2214 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2215 (xtensa_static_chain): New.
2216 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2217 (STATIC_CHAIN_INCOMING): Remove.
2219 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2221 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2222 * config/pa/pa-protos.h (function_value): Remove.
2223 * config/pa/pa.c (pa_function_value): Rename from function_value.
2224 Make static, add 'outgoing' argument.
2225 (TARGET_FUNCTION_VALUE): Define.
2227 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2229 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2230 instead of cfun->machine->is_leaf.
2231 * config/avr/avr.h (machine_function): Remove is_leaf field.
2233 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2236 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2237 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2238 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2239 the same size, prefer DW_OP_stack_value.
2240 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2241 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2243 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2246 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2248 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2251 * cfgexpand.c (convert_debug_memory_address): New.
2252 (expand_debug_expr): Convert base address and offset to the same
2253 mode. Use it to convert addresses to other modes. Accept
2256 2009-09-23 Richard Guenther <rguenther@suse.de>
2258 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2259 produced for bigendian targets with promoted subregs.
2261 2009-09-23 Richard Guenther <rguenther@suse.de>
2263 * value-prof.c (gimple_ic): Purge old EH edges only after building
2266 2009-09-23 Nick Clifton <nickc@redhat.com>
2268 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2270 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2273 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2276 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2277 on non-nested functions.
2279 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2280 Jan Hubicka <jh@suse.cz>
2282 * dwarf2out.c (loc_list_plus_const): Only define if
2283 DWARF2_DEBUGGING_INFO.
2284 (address_of_int_loc_descriptor): Likewise.
2287 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2289 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2292 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2293 constant is more than zero.
2295 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2298 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2299 call final to emit non-scheduled prologue, instead insert at entry.
2301 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2302 Joseph S. Myers <joseph@codesourcery.com>
2304 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2306 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2307 Rafael Avila de Espindola <espindola@google.com>
2309 * gengtype.c (is_file_equal): New function.
2310 (close_output_files): Use is_file_equal. Free of->buf.
2312 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2313 Rafael Avila de Espindola <espindola@google.com>
2315 * gengtype.c (write_types, write_local): Add the output_header
2316 argument. Update all callers.
2318 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2320 * dwarf2out.c (template_parameter_pack_die,
2321 gen_formal_parameter_pack_die ): New functions.
2322 (make_ith_pack_parameter_name): Remove this function.
2323 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2324 DW_TAG_formal_parameter_pack.
2325 (gen_generic_params_dies): Represent each template parameter pack
2326 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2327 represented by usual DW_TAG_template_*_parameter DIEs that are
2328 children of the DW_TAG_template_parameter_pack element DIE.
2329 (generic_parameter_die): This doesn't deal with parameter pack
2330 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2331 of parameter pack DIEs.
2332 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2333 in certain cases, e.g. for pack elements.
2334 (gen_formal_types_die, gen_decl_die): Adjust usage of
2335 gen_formal_parameter_die.
2336 (gen_subprogram_die): Represent each function parameter pack by a
2337 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2338 represented by usual DW_TAG_formal_parameter DIEs that are children
2339 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2340 ____builtin_va_alist decls as no part of the compiler uses those
2342 * langhooks.h (struct lang_hooks_for_decls): Add
2343 function_parm_expanded_from_pack_p, get_generic_function_decl
2344 and function_parameter_pack_p hooks. Fix comment for
2345 get_innermost_generic_parms hook.
2346 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2347 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2348 macros and use them to initialize lang_hook.
2350 2009-09-22 Richard Henderson <rth@redhat.com>
2352 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2353 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2354 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2355 on TRAMPOLINE_TEMPLATE.
2356 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2357 TRAMPOLINE_ADJUST_ADDRESS.
2358 * targhooks.c (default_asm_trampoline_template): Remove.
2359 (default_trampoline_adjust_address): Remove.
2360 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2361 * targhooks.h: Update decls.
2363 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2365 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2366 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2367 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2369 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2372 * reload1.c (reload): Reset debug insns with pseudos without
2375 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2377 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2378 unconditional true for decimal float modes.
2379 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2380 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2382 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2384 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2385 Enable a new case for __FreeBSD__ >= 7.
2386 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2387 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2388 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2389 and USE_LD_AS_NEEDED.
2391 * doc/install.texi (*-*-freebsd*): Update target information.
2393 2009-09-22 Richard Guenther <rguenther@suse.de>
2396 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2397 arrays really properly.
2399 2009-09-22 Richard Henderson <rth@redhat.com>
2402 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2403 calls.static_chain, calls.trampoline_init,
2404 calls.trampoline_adjust_address.
2405 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2406 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2407 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2408 * builtins.c (expand_builtin_setjmp_receiver): Use
2409 targetm.calls.static_chain; only clobber registers.
2410 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2411 set up memory attributes properly for the trampoline block.
2412 (expand_builtin_adjust_trampoline): Use
2413 targetm.calls.trampoline_adjust_address.
2414 * calls.c (prepare_call_address): Add fndecl argument. Use
2415 targetm.calls.static_chain.
2416 * df-scan.c (df_need_static_chain_reg): Remove.
2417 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2418 consolodate static chain handling.
2419 * doc/tm.texi: Document new hooks.
2420 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2421 (init_emit_regs): Don't initialize them.
2422 * expr.h (prepare_call_address): Update decl.
2423 * final.c (profile_function): Use targetm.calls.static_chain.
2424 * function.c (expand_function_start): Likewise.
2425 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2426 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2427 only clobber registers.
2428 * targhooks.c (default_static_chain): New.
2429 (default_asm_trampoline_template, default_trampoline_init): New.
2430 (default_trampoline_adjust_address): New.
2431 * targhooks.h: Declare them.
2432 * varasm.c (assemble_trampoline_template): Use
2433 targetm.asm_out.trampoline_template. Make the memory block const
2436 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2437 alpha_initialize_trampoline. Make static. Merge VMS parameter
2438 differences into the TARGET_ABI_OPEN_VMS code block.
2439 (TARGET_TRAMPOLINE_INIT): New.
2440 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2441 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2442 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2443 (INITIALIZE_TRAMPOLINE): Remove.
2445 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2446 (TRAMPOLINE_TEMPLATE): Merge with ...
2447 (INITIALIZE_TRAMPOLINE): ... this and move ...
2448 * config/arc/arc.c (arc_trampoline_init): ... here.
2449 (TARGET_TRAMPOLINE_INIT): New.
2451 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2452 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2453 (arm_asm_trampoline_template): New.
2454 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2455 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2456 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2457 code to arm_asm_trampoline_template.
2458 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2459 arm_trampoline_adjust_address.
2460 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2461 adjust for target hook parameters.
2463 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2466 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2467 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2468 (bfin_trampoline_init): Rename from initialize_trampoline;
2469 make static; update for target hook parameters.
2470 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2471 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2472 bfin_asm_trampoline_template.
2473 (INITIALIZE_TRAMPOLINE): Remove.
2475 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2476 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2477 cris_trampoline_init): New.
2478 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2479 cris_asm_trampoline_template.
2480 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2481 adjust for target hook parameters.
2483 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2485 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2486 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2487 fr30_trampoline_init): New.
2488 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2489 fr30_asm_trampoline_template.
2490 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2491 adjust for target hook parameters.
2493 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2494 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2495 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2496 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2497 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2499 * config/h8300/h8300.c (h8300_trampoline_init): New.
2500 (TARGET_TRAMPOLINE_INIT): New.
2501 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2502 to h8300_trampoline_init and adjust for hook parameters.
2504 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2505 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2506 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2507 make static; adjust for hook parameters.
2508 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2510 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2511 (TARGET_TRAMPOLINE_INIT): New.
2512 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2513 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2514 iq2000_asm_trampoline_template.
2515 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2516 (TRAMPOLINE_CODE_SIZE): New.
2517 (TRAMPOLINE_SIZE): Use it.
2518 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2520 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2521 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2522 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2523 adjust for hook parameters.
2524 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2526 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2527 (m32r_trampoline_init): New.
2528 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2529 m32r_trampoline_init.
2531 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2532 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2533 make static; update for hook parameters.
2534 * config/m68hc11/m68hc11-protos.h: Update.
2535 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2537 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2538 (TARGET_TRAMPOLINE_INIT): New.
2539 (mcore_function_value): Fix typo.
2540 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2541 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2542 to mcore_asm_trampoline_template.
2543 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2545 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2546 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2547 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2548 update for hook parameters.
2549 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2551 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2552 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2553 mips_trampoline_init): New.
2554 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2555 mips_asm_trampoline_template.
2556 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2557 update for hook parameters.
2559 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2560 (TARGET_TRAMPOLINE_INIT): New.
2561 (mmix_trampoline_size): Remove.
2562 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2563 make static. Remove out-of-date tetra vs octa comment.
2564 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2565 make static; update for hook parameters.
2566 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2567 (INITIALIZE_TRAMPOLINE): Remove.
2568 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2569 (TRAMPOLINE_ALIGNMENT): New.
2570 * gcc/config/mmix/mmix-protos.h: Update.
2572 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2573 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2574 mn10300_trampoline_init): New.
2575 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2576 mn10300_asm_trampoline_template.
2577 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2579 * config/moxie/moxie.c (moxie_static_chain,
2580 moxie_asm_trampoline_template, moxie_trampoline_init,
2581 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2582 TARGET_TRAMPOLINE_INIT): New.
2583 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2584 moxie_trampoline_init.
2585 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2586 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2588 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2589 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2590 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2591 pa_trampoline_adjust_address): New.
2592 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2593 pa_asm_trampoline_template.
2594 (TRAMPOLINE_ALIGNMENT): New.
2595 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2596 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2597 adjust for hook parameters.
2598 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2600 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2601 (TARGET_TRAMPOLINE_INIT): New.
2602 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2603 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2605 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2607 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2608 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2609 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2610 make static; adjust parameters for the hook.
2611 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2613 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2614 s390_trampoline_template; make static.
2615 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2616 make static; adjust for target hook.
2617 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2618 * config/s390/s390-protos.h: Remove trampoline decls.
2619 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2620 (TRAMPOLINE_TEMPLATE): Remove.
2621 (TRAMPOLINE_ALIGNMENT): New.
2623 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2624 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2625 (TARGET_TRAMPOLINE_INIT): New.
2626 (score_asm_trampoline_template): New.
2627 (score_trampoline_init): Rename from score_initialize_trampoline;
2628 make static; adjust for hook parameters.
2629 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2630 score[37]_asm_trampoline_template.
2631 (INITIALIZE_TRAMPOLINE): Remove.
2632 * config/score/score3.c (score3_asm_trampoline_template): New.
2633 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2634 adjust for target hook.
2635 * config/score/score7.c (score7_asm_trampoline_template): New.
2636 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2637 adjust for target hook.
2638 * config/score/score3.h, config/score/score7.h: Update.
2640 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2641 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2642 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2643 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2644 make static; adjust for target hook parameters.
2645 (sh_trampoline_adjust_address): New.
2646 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2647 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2649 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2650 (sparc32_initialize_trampoline): Rename from
2651 sparc_initialize_trampoline; make static; replace tramp parameter
2652 with m_tramp and update memory accesses.
2653 (sparc64_initialize_trampoline): Similarly.
2654 (sparc_trampoline_init): New.
2655 * config/sparc/sparc-protos.h: Remove trampoline decls.
2656 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2657 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2659 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2660 (array_to_constant): Make ARR parameter const.
2661 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2662 make static; update for hook parameters.
2663 * config/spu/spu-protos.h: Update decls.
2664 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2666 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2667 from xstormy16_initialize_trampoline; make static; update for
2669 (TARGET_TRAMPOLINE_INIT): New.
2670 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2672 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2673 (TARGET_TRAMPOLINE_INIT): New.
2674 (v850_can_eliminate): Make static.
2675 (v850_asm_trampoline_template, v850_trampoline_init): New.
2676 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2677 v850_asm_trampoline_template.
2678 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2679 and adjust for target hook parameters.
2681 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2682 (TARGET_TRAMPOLINE_INIT): New.
2683 (vax_asm_trampoline_template, vax_trampoline_init): New.
2684 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2685 vax_asm_trampoline_template.
2686 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2688 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2689 (TARGET_TRAMPOLINE_INIT): New.
2690 (xtensa_asm_trampoline_template): Rename from
2691 xtensa_trampoline_template; make static.
2692 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2693 make static; update for hook parameters.
2694 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2695 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2696 (INITIALIZE_TRAMPOLINE): Remove.
2698 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2699 error for nested functions with regparm=3.
2700 (ix86_compute_frame_layout): Adjust frame pointer offset for
2701 ix86_static_chain_on_stack.
2702 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2703 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2704 don't reset to UNITS_PER_WORD.
2705 (ix86_emit_leave): Adjust ix86_cfa_state.
2706 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2707 (ix86_static_chain): New.
2708 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2709 make static; update for target hook parameters; use ix86_static_chain.
2710 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2711 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2712 (INITIALIZE_TRAMPOLINE): Remove.
2713 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2714 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2715 to the end. Add static_chain_on_stack.
2716 (ix86_static_chain_on_stack): New.
2718 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2719 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2720 (m68k_trampoline_init): New.
2721 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2722 m68k_trampoline_init and adjust for hook parameters.
2723 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2724 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2726 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2728 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2729 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2731 * reload1.c (reload): Call wrap_constant when substituting
2732 reg for equiv inside of DEBUG_INSNs.
2735 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2736 add_call_src_coords_attributes, add_high_low_attributes,
2737 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2738 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2739 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2740 when -gdwarf-2 -gstrict-dwarf.
2741 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2742 -gdwarf-[23] -gstrict-dwarf.
2743 (address_of_int_loc_descriptor, loc_descriptor,
2744 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2745 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2746 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2748 2009-09-22 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/41428
2751 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2752 (ccp_finalize): Pass it to substitute_and_fold.
2754 2009-09-22 Richard Guenther <rguenther@suse.de>
2756 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2757 (substitute_and_fold): Adjust prototype.
2758 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2759 (simplify_stmt_using_ranges): Likewise.
2760 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2761 (vrp_fold_stmt): New function.
2762 (vrp_finalize): Pass it to substitute_and_fold.
2763 * tree-flow.h (vrp_evaluate_conditional): Remove.
2764 (simplify_stmt_using_ranges): Likewise.
2765 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2766 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2767 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2769 (fold_predicate_in): Move to tree-vrp.c.
2770 (substitute_and_fold): Use the callback instead of calling into
2771 tree-vrp.c functions directly.
2773 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2775 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2776 comparison warning on rs6000.
2779 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2780 GIMPLE_EH_MUST_NOT_THROW cleanup.
2781 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2783 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2786 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2787 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2788 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2789 libSystem which is derived from the gcc 4.2.1 unwinder.
2791 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2794 * varasm.c (default_encode_section_info): Copy TLS model into
2795 sym_ref flags regardless of backend support for TLS, for all
2796 model types except TLS_MODEL_EMULATED.
2798 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2801 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2802 we can handle it correctly.
2804 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2806 * doc/install.texi (os2): Remove section.
2808 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2810 * doc/standards.texi (Objective-C): Adjust two URLs.
2812 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2814 * tree-tailcall.c (process_assignment): Don't check if a
2815 multiplication or an addition are already present.
2816 (find_tail_calls): Combine multiple additions and multiplications.
2817 (adjust_accumulator_values): Emit accumulators.
2819 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2821 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2822 xmm register restore.
2824 2009-09-21 Jan Hubicka <jh@suse.cz>
2826 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2827 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2830 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2832 * stor-layout.c (layout_type): Remove obsolete code.
2834 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2837 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2839 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2842 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2843 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2844 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2845 * fold-const.c (const_binop): Likewise.
2846 * real.h (do_mpc_arg2): Update prototype.
2848 2009-09-20 Jan Hubicka <jh@suse.cz>
2850 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2851 (add_location_or_const_value_attribute): Rewrite using
2853 (tree_add_const_value_attribute): Return true if successful.
2854 (tree_add_const_value_attribute_for_decl): Likewise.
2856 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2857 (loc_descriptor): ... here;
2858 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2859 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2860 pool items that was not marked for output.
2861 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2862 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2863 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2864 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2865 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2866 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2867 DW_OP_stack_value to get address of items that are not available
2869 (dw_loc_list): Handle single element lists correctly.
2871 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2872 Pascal Obry <obry@adacore.com>
2874 * unwind-dw2-fde.c (classify_object_over_fdes):
2875 Cast the constant 1 to _Unwind_Ptr.
2876 (add_fdes): Likewise.
2877 (linear_search_fdes): Likewise.
2879 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2881 * stor-layout.c (set_sizetype): Avoid useless type copy.
2883 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2885 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2887 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2888 * configure, config.in: Regenerate.
2889 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2891 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2892 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2893 for global data if the output could be used in a shared library.
2894 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2895 to 0 if TARGET_WRITABLE_EH_FRAME.
2897 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2899 PR rtl-optimization/39886
2900 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2901 just when insn is equal to BB_END (bb).
2903 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2905 * config/mips/mips.opt (mrelax-pic-calls): New option.
2906 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2908 (mips_unspec_call): Change "unspec_call" expander into this.
2909 (mips_strip_unspec_call): New function.
2910 (mips_got_load): Call mips_unspec_call instead of
2911 gen_unspec_call<mode>.
2912 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2914 (mips_cfg_in_reorg): New function.
2915 (mips16_lay_out_constants): Use it to decide whether to call
2916 CFG-aware insn splitting.
2917 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2918 mips_reorg. Move DF set-up code from here ...
2919 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2921 (mips_reorg): Call mips_df_reorg instead of
2922 r10k_insert_cache_barriers. Move CFG set-up code here from
2923 r10k_insert_cache_barriers.
2924 (mips_call_expr_from_insn): New function.
2925 (mips_pic_call_symbol_from_set): Likewise.
2926 (mips_find_pic_call_symbol): Likewise.
2927 (mips_annotate_pic_call_expr): Likewise.
2928 (mips_get_pic_call_symbol): Likewise.
2929 (mips_annotate_pic_calls): Likewise.
2930 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2932 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2933 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2934 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2936 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2937 (unspec_call<mode>): Remove it.
2938 (sibcall_internal, sibcall_value_internal,
2939 sibcall_value_multiple_internal, call_internal, call_split,
2940 call_value_internal, call_value_split,
2941 call_value_multiple_internal, call_value_multiple_split): Pass
2942 SIZE_OPNO to MIPS_CALL.
2943 (call_internal_direct, call_direct_split,
2944 call_value_internal_direct, call_value_direct_split): Pass -1 as
2945 SIZE_OPNO to MIPS_CALL.
2946 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2947 * configure: Regenerate.
2948 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2949 and -mno-relax-pic-calls.
2950 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2952 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2955 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2956 in the directory this rule is called from, rather than the
2957 toplevel 'gcc' directory, to fix in-tree build.
2959 2009-09-19 Chris Demetriou <cgd@google.com>
2961 PR preprocessor/28435:
2962 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2963 to cpplib that the preprocessor output is needed.
2965 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2967 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2968 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2969 *return_and_restore_fpregs_<mode>,
2970 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2973 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2974 instead of assuming it has always a REG inside of it.
2976 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2978 * config/freebsd.h: Update comment on types.
2979 (WINT_TYPE): Define.
2981 2009-09-18 Jason Merrill <jason@redhat.com>
2983 * c.opt: Add -fno-deduce-init-list.
2985 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2987 * value-prof.c (interesting_stringop_to_profile_p): Added output
2988 argument to indicate which parameter is the size parameter.
2989 * value-prof.c (gimple_stringop_fixed_value): Use
2990 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2991 * value-prof.c (gimple_stringops_transform): Update call sites to
2992 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2994 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2997 From David Binderman <dcb314@hotmail.com>:
2998 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2999 local variable f. Remove stale comments.
3000 (ix86_compute_frame_layout): Remove useless local variable total_size.
3001 Remove #if 0'd code.
3002 (legitimate_address_p): Remove useless local variables
3003 reason_rtx and reason.
3004 (ix86_split_copysign_const): Remove useless local variable op1.
3005 (scale_counter): Remove useless local variable piece_size_mask.
3007 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3009 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3012 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3015 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3017 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3019 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3022 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3024 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3025 DW_OP_implicit_value even without dwarf_version 4.
3027 2009-09-17 Jan Hubicka <jh@suse.cz>
3029 * dwarf2out.c: Include tree-pass.h and gimple.h.
3030 (loc_list_plus_const): New function.
3031 (loc_descriptor_from_tree_1): Rename to ...
3032 (loc_descriptor_from_tree): ... remove original.
3033 (loc_list_from_tree): New function.
3034 (add_AT_location_description): Accept location list.
3035 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3036 (concatn_mem_loc_descriptor): Remove.
3037 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3039 (secname_for_decl): Move up.
3040 (hidden_reference_p): New function; break out from ...
3041 (loc_by_refernece): ... here; move up.
3042 (dw_loc_list): New function.
3043 (single_element_loc_list): New function.
3044 (single_element_loc_list_p): New function.
3045 (add_loc_descr_to_each): New function.
3046 (add_loc_list): New function.
3047 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3048 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3049 add diagnostics why expansion failed.
3050 (add_location_or_const_value_attribute): Support location lists.
3051 (add_bound_info): Likewise.
3052 (descr_info_loc): Update call of loc_descriptor_from_tree.
3053 (gen_variable_die): Work on location lists.
3054 * final.c (pass_final): Add dump file.
3055 * Makefile.in (dwarf2out.o): Add new dependencies.
3057 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3060 * real.c decimal_from_integer, decimal_integer_string): New.
3061 (real_from_integer): Use them as special case for decimal float.
3062 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3063 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3064 Do not append zero after the decimal point in string to convert.
3066 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3068 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3069 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3071 2009-09-17 Martin Jambor <mjambor@suse.cz>
3073 * common.opt (fipa-sra): New switch.
3074 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3075 * timevar.def (TV_IPA_SRA): New timevar.
3076 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3077 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3078 * tree-sra.c: Include cgraph.c.
3079 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3080 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3081 and grp_not_necessarilly_dereferenced.
3082 (func_param_count): New variable.
3083 (encountered_apply_args): New variable.
3084 (bb_dereferences): New variable.
3085 (final_bbs): New variable.
3086 (no_accesses_representant): New variable.
3087 (no_accesses_p): New function.
3088 (dump_access): Dump the new fields.
3089 (sra_initialize): Set encountered_apply_args to false.
3090 (get_ssa_base_param): New function.
3091 (mark_parm_dereference): New function.
3092 (create_access): Caring for INIDRECT_REFs and different handling of
3093 varialble length accesses in early IPA SRA. Store the stmt - a new
3094 parameter - to the new access.
3095 (build_access_from_expr_1): New parameter stmt, passed to
3096 create_access. Handle INDIRECT_REFs.
3097 (build_access_from_expr): Pass the current statement to
3098 build_access_from_expr_1.
3099 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3101 (build_accesses_from_assign): Pass the current statement to
3102 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3103 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3104 final_bbs when necessary. Check for calls to __builtin_apply_args.
3105 Fixup EH info if anythng was changed.
3106 (is_unused_scalar_param): New function.
3107 (ptr_parm_has_direct_uses): New function.
3108 (find_param_candidates): New function.
3109 (mark_maybe_modified): New function.
3110 (analyze_modified_params): New function.
3111 (propagate_dereference_distances): New function.
3112 (dump_dereferences_table): New function.
3113 (analyze_caller_dereference_legality): New function.
3114 (unmodified_by_ref_scalar_representative): New function.
3115 (splice_param_accesses): New function.
3116 (decide_one_param_reduction): New function.
3117 (enum ipa_splicing_result): New type.
3118 (splice_all_param_accesses): New function.
3119 (get_param_index): New function.
3120 (turn_representatives_into_adjustments): New function.
3121 (analyze_all_param_acesses): New function.
3122 (get_replaced_param_substitute): New function.
3123 (get_adjustment_for_base): New function.
3124 (replace_removed_params_ssa_names): New function.
3125 (sra_ipa_reset_debug_stmts): New function.
3126 (sra_ipa_modify_expr): New function.
3127 (sra_ipa_modify_assign): New function.
3128 (convert_callers): New function.
3129 (modify_function): New function.
3130 (ipa_sra_preliminary_function_checks): New function.
3131 (ipa_early_sra): New function.
3132 (ipa_early_sra_gate): New function.
3133 (pass_early_ipa_sra): New variable.
3134 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3136 2009-09-17 Michael Matz <matz@suse.de>
3139 * tree.c (build_type_attribute_qual_variant): Export.
3140 * tree.h (build_type_attribute_qual_variant): Declare.
3141 * tree-inline.c (remap_type_1): Use it to build variants with
3142 the original qualifiers and attributes.
3144 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3146 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3147 without a fallthrough edge.
3149 2009-09-16 DJ Delorie <dj@redhat.com>
3151 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3152 chip and ignore the "fast_interrupt" attribute if so.
3154 2009-09-16 Richard Henderson <rth@redhat.com>
3157 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3160 2009-09-16 Richard Henderson <rth@redhat.com>
3163 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3164 is set only if DECL_NO_STATIC_CHAIN is unset.
3165 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3166 (FOR_EACH_NEST_INFO): New.
3167 (walk_all_functions): Use it.
3168 (finalize_nesting_tree): Likewise.
3169 (unnest_nesting_tree): Likewise.
3170 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3171 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3172 (convert_gimple_call): Early out if gimple_call_chain already set.
3173 (convert_all_function_calls): Iterate until no new functions
3174 require a static chain.
3175 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3176 when building a trampoline. Use dump_function_to_file instead
3178 (lower_nested_functions): Open dump_file. Validate that decls
3179 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3180 bit reset by this pass.
3182 2009-09-16 Michael Matz <matz@suse.de>
3185 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3186 shorten decl_common_unused.
3187 (DECL_RESTRICTED_P): New accessor.
3188 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3189 to disambiguate marked decls and restrict pointers.
3191 2009-09-16 Richard Henderson <rth@redhat.com>
3194 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3196 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3198 * integrate.c (set_block_abstract_flags): Call
3199 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3201 2009-09-16 Richard Guenther <rguenther@suse.de>
3204 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3207 2009-09-16 DJ Delorie <dj@redhat.com>
3208 Kaz Kojima <kkojima@gcc.gnu.org>
3210 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3211 (sh_expand_prologue): Update calls to output_stack_adjust.
3212 (sh_expand_epilogue): Likewise.
3214 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3217 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3218 trying to limit the extent of searches in the insn stream.
3220 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3221 Jakub Jelinek <jakub@redhat.com>
3225 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3227 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3228 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3229 (rs6000_savres_strategy): Always save FP registers inline if the
3230 target doesn't support hardware double-precision. Set the above
3231 bits in return value when needed.
3232 (rs6000_savres_routine_sym): Fix computation for cache selector.
3233 Mark the generated symbol as a function. Rename exitp argument to
3234 lr. Move code for determining the name of the symbol...
3235 (rs6000_savres_routine_name): ...here. New function. Add cases for
3236 getting the names right on AIX and 64-bit Linux.
3237 (savres_routine_name): New variable.
3238 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3239 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3240 on what the target routine uses as a base register. If savep && lr
3241 describe saving of r0 into memory slot.
3242 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3243 line calls for AIX ABI.
3244 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3245 determine FP save/restore functions.
3246 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3247 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3249 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3250 Duplicate restoration of LR and execute the appropriate one
3251 depending on whether GPRs are being restored inline. Set r11 from
3252 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3253 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3254 Fix out of line calls for AIX ABI.
3255 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3257 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3259 (*restore_gpregs_spe): Likewise.
3260 (*return_and_restore_gpregs_spe): Likewise.
3261 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3262 Define to empty string unconditionally.
3263 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3264 Define to empty string unconditionally.
3265 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3268 2009-09-15 Jan Hubicka <jh@suse.cz>
3270 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3271 * params.def (inline-insns-auto): Likewise.
3273 2009-09-15 Martin Jambor <mjambor@suse.cz>
3275 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3276 individual statements only at TDF_DETAILS dump level. Format
3277 source for 80 characters per line.
3279 2009-09-15 Christian Bruel <christian.bruel@st.com>
3281 * regrename.c (do_replace): Update REG_DEAD notes.
3283 2009-09-15 Revital Eres <eres@il.ibm.com>
3285 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3286 * targhooks.c (default_builtin_support_vector_misalignment):
3287 New builtin function.
3288 * targhooks.h (default_builtin_support_vector_misalignment):
3290 * target.h (builtin_support_vector_misalignment):
3291 New field in struct gcc_target.
3292 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3293 new builtin function.
3294 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3296 * config/rs6000/rs6000.c
3297 (rs6000_builtin_support_vector_misalignment): New function.
3298 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3300 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3302 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3304 (bfin_optimize_loop): Likewise.
3305 (bfin_gen_bundles): Likewise.
3306 (workaround_speculation): Likewise.
3307 (find_load): Return NULL_RTX for debug_insn.
3309 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3311 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3314 2009-09-14 DJ Delorie <dj@redhat.com>
3316 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3317 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3320 2009-09-14 Richard Henderson <rth@redhat.com>
3321 Jakub Jelinek <jakub@redhat.com>
3323 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3324 * cfgbuild.c (make_edges): Handle asm goto.
3325 * cfglayout.c (fixup_reorder_chain): Likewise.
3326 * cfgrtl.c (patch_jump_insn): Likewise.
3327 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3328 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3329 (gimple_build_asm_vec): Add and use labels parameter.
3330 (gimple_build_asm): Remove.
3331 (walk_gimple_asm): Walk labels too.
3332 * gimple.def (GIMPLE_ASM): Update docs.
3333 * gimple.h: Update decls.
3334 (struct gimple_statement_asm): Change nc to use unsigned char;
3336 (gimple_asm_nlabels): New.
3337 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3338 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3339 into gimple_build_asm_vec.
3340 * jump.c (mark_jump_label_asm): New.
3341 (mark_jump_label): Use it.
3342 (redirect_jump_1): Handle asm goto.
3343 (invert_jump_1): Soft fail if X is null.
3344 * recog.c (extract_asm_operands): New.
3345 (asm_noperands): Use it; handle asm labels.
3346 (decode_asm_operands): Use extract_asm_operands.
3347 (asm_operand_ok): Properly handle empty string.
3348 * reg-stack.c (get_asm_operands_in_out): Rename from
3349 get_asm_operand_n_inputs; use extract_asm_operands; return both
3350 inputs and outputs by reference; update all callers.
3351 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3352 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3353 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3354 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3355 (extract_asm_operands): Declare.
3356 * stmt.c (expand_asm_operands): Add and use labels parameter.
3357 (check_unique_operand_names): Likewise.
3358 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3359 (expand_asm_stmt): Handle asm labels.
3360 * tree-cfg.c (make_gimple_asm_edges): New.
3361 (make_edges): Use it.
3362 (cleanup_dead_labels): Handle asm labels.
3363 (is_ctrl_altering_stmt): Likewise.
3364 (gimple_redirect_edge_and_branch): Likewise.
3365 * tree.def (ASM_EXPR): Add 5th operand.
3366 * tree.h (ASM_LABELS): New.
3367 (resolve_asm_operand_names): Update decl.
3369 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3370 (c_parser_asm_goto_operands): New.
3371 * c-tree.h (build_asm_expr): Update decl.
3372 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3373 * doc/extend.texi: Document asm goto.
3375 2009-09-14 Richard Henderson <rth@redhat.com>
3377 * except.h: Update declarations.
3378 (struct pointer_map_t): Forward declare.
3379 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3380 (struct eh_landing_pad_d, eh_landing_pad): New.
3381 (struct eh_catch_d, eh_catch): New.
3382 (struct eh_region_d): Remove next_region_sharing_label, aka,
3383 label, tree_label, landing_pad, post_landing_pad, resume,
3384 may_contain_throw. Rename region_number to index. Remove
3385 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3386 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3387 (VEC(eh_landing_pad,gc)): New.
3388 (struct eh_status): Remove last_region_number. Add lp_array,
3389 throw_stmt_table, ttype_data, ehspec_data.
3390 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3391 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3392 * except.c (lang_protect_cleanup_actions): Return tree.
3393 (struct ehl_map_entry): Remove.
3394 (init_eh_for_function): Push zero entries for region and lp_array.
3395 (gen_eh_region): Add to region_array immediately.
3396 (gen_eh_region_catch): Operate on eh_catch objects.
3397 (gen_eh_landing_pad): New.
3398 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3399 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3400 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3401 (get_eh_landing_pad_from_number_fn): New.
3402 (get_eh_landing_pad_from_number): New.
3403 (get_eh_region_from_lp_number_fn): New.
3404 (get_eh_region_from_lp_number): New.
3405 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3406 (get_exception_pointer, get_exception_filter): Remove.
3407 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3408 (current_function_has_exception_handlers): Simplify.
3409 (bring_to_root, eh_region_replaceable_by_p): Remove.
3410 (replace_region, hash_type_list, hash_eh_region): Remove.
3411 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3412 (label_to_region_map, num_eh_regions): Remove.
3413 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3414 (find_exception_handler_labels): Remove.
3415 (duplicate_eh_regions_0, find_prev_try): Remove.
3416 (struct duplicate_eh_regions_data): New.
3417 (duplicate_eh_regions_1): Rewrite.
3418 (duplicate_eh_regions): Return a pointer map instead of an
3420 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3421 (redirect_eh_edge_to_label): Remove.
3422 (eh_region_outermost): Rewrite using eh_region pointers
3423 instead of integers.
3424 (add_ttypes_entry): Update for ttype_data move to eh_status.
3425 (add_ehspec_entry): Rewrite with VEC instead of varray.
3426 (assign_filter_values): Likewise. Export.
3427 (build_post_landing_pads, connect_post_landing_pads): Remove.
3428 (dw2_build_landing_pads): Rewrite to use lp_array.
3429 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3430 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3431 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3432 (sjlj_mark_call_sites): Update for landing pad numbers.
3433 (finish_eh_generation): Rewrite.
3434 (gate_handle_eh): Do nothing for no eh tree.
3435 (pass_rtl_eh): Move up near finish_eh_generation.
3436 (remove_eh_landing_pad): New.
3437 (remove_eh_handler): Export.
3438 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3439 (for_each_eh_label): Rewrite to use lp_array.
3440 (make_reg_eh_region_note): New.
3441 (make_reg_eh_region_note_nothrow_nononlocal): New.
3442 (insn_could_throw_p): New.
3443 (copy_reg_eh_region_note_forward): New.
3444 (copy_reg_eh_region_note_backward): New.
3445 (check_handled, add_reachable_handler): Remove.
3446 (reachable_next_level, foreach_reachable_handler): Remove.
3447 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3448 (get_eh_region_and_lp_from_rtx): New.
3449 (get_eh_region_from_rtx): New.
3450 (can_throw_internal_1, can_throw_external_1): Remove.
3451 (can_throw_internal): Use get_eh_region_from_rtx.
3452 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3453 (insn_nothrow_p, can_nonlocal_goto): New.
3454 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3455 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3456 (add_action_record): Use VEC not varray.
3457 (collect_one_action_chain): Update for eh_region changes.
3458 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3459 Use get_eh_region_and_lp_from_rtx.
3460 (gate_convert_to_eh_region_ranges): New.
3461 (pass_convert_to_eh_region_ranges): Use it.
3462 (push_uleb128, push_sleb128): Use VEC not varray.
3463 (output_one_function_exception_table): Likewise.
3464 (dump_eh_tree): Update for eh_region changes.
3465 (verify_eh_tree): Likewise.
3466 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3467 * tree-eh.c: Include target.h.
3468 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3469 Don't disallow GIMPLE_RESX; adjust argument check.
3470 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3471 (record_stmt_eh_region): Update for landing pad numbers;
3472 generate a landing pad if necessary.
3473 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3474 (remove_stmt_from_eh_lp_fn): Similarly.
3475 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3476 Update for lp numbers; don't special case missing throw_stmt_table.
3477 (lookup_expr_eh_lp): Similarly.
3478 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3479 (eh_seq, eh_region_may_contain_throw): New.
3480 (struct leh_state): Add ehp_region.
3481 (struct leh_tf_state): Remove eh_label.
3482 (emit_post_landing_pad): New.
3483 (emit_resx, emit_eh_dispatch): New.
3484 (note_eh_region_may_contain_throw): New.
3485 (frob_into_branch_around): Take eh_region not eh label;
3486 emit eh code into eh_seq.
3487 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3488 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3489 lower_eh_must_not_throw. Emit code to eh_seq.
3490 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3491 (lower_try_finally_onedest): Likewise.
3492 (lower_try_finally_copy): Likewise.
3493 (lower_try_finally_switch): Likewise.
3494 (lower_try_finally): Initialize ehp_region.
3495 (lower_catch): Update for eh_catch objects.
3496 (lower_eh_filter): Don't handle must_not_throw.
3497 (lower_eh_must_not_throw): New.
3498 (lower_cleanup): Don't set eh_label.
3499 (lower_eh_constructs_2): Resolve eh builtins.
3500 Handle GIMPLE_EH_MUST_NOT_THROW.
3501 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3502 Add eh_seq to the end of the function body.
3503 (make_eh_dispatch_edges): New.
3504 (make_eh_edge): Remove.
3505 (make_eh_edges): Simplify for landing pads.
3506 (redirect_eh_edge_1): New.
3507 (redirect_eh_edge): Use it.
3508 (redirect_eh_dispatch_edge): New.
3509 (stmt_could_throw_p): Use a switch. Allow RESX.
3510 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3511 (stmt_can_throw_internal): Likewise.
3512 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3513 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3514 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3515 (gate_refactor_eh): New.
3516 (pass_refactor_eh): Use it.
3517 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3518 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3519 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3520 (remove_unreachable_handlers): Rename from
3521 tree_remove_unreachable_handlers; rewrite for landing pads;
3522 call remove_eh_handler directly.
3523 (remove_unreachable_handlers_no_lp): New.
3524 (unsplit_eh, unsplit_all_eh): New.
3525 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3526 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3527 (cleanup_empty_eh_unsplit): New.
3528 (cleanup_empty_eh): Rewrite.
3529 (cleanup_all_empty_eh): New.
3530 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3531 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3532 (gate_cleanup_eh): New.
3533 (pass_cleanup_eh): Use it.
3534 (verify_eh_edges): Move later in file. Expect one EH edge.
3535 (verify_eh_dispatch_edge): New.
3537 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3538 (gtype-desc.o): Add TARGET_H.
3539 (tree.o): Use EXCEPT_H, not except.h.
3540 (cfgbuild.o): Add EXPR_H.
3541 (GTFILES): Add vecprim.h.
3542 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3543 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3544 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3545 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3546 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3547 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3548 calls to can_throw_internal.
3549 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3550 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3551 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3552 (expand_gimple_stmt): Use make_reg_eh_region_note.
3553 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3554 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3555 or find_exception_handler_labels.
3556 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3557 there is exacly one EH edge. Use can_nonlocal_goto and
3559 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3560 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3561 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3562 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3563 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3564 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3565 * dse.c (scan_insn): Use insn_could_throw_p.
3566 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3567 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3568 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3569 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3570 EXC_PTR_EXPR or FILTER_EXPR.
3571 (tree_expr_nonzero_warnv_p): Likewise.
3572 * function.h: Include vecprim.h, not varray.h
3573 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3574 move ttype_data and ehspec_data members to struct eh_status; change
3575 action_record_data member to a VEC.
3576 * gcse.c (hash_scan_set): Use can_throw_internal.
3577 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3578 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3579 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3580 (block_may_fallthru): Don't handle RESX_EXPR.
3581 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3582 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3583 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3584 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3585 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3586 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3587 (gimple_size): Likewise.
3588 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3589 (gimple_build_resx): Use gimple_build_with_ops.
3590 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3591 (is_gimple_val): Likewise.
3592 (is_gimple_stmt): Remove RESX_EXPR.
3593 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3594 (GIMPLE_RESX): Reorder with other EH constructs.
3595 * gimple.h (struct gimple_statement_eh_mnt): New.
3596 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3597 (gimple_eh_filter_must_not_throw): Remove.
3598 (gimple_eh_filter_set_must_not_throw): Remove.
3599 (gimple_eh_must_not_throw_fndecl): New.
3600 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3601 (is_gimple_resx): New.
3602 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3603 Don't copy EH_FILTER_MUST_NOT_THROW.
3604 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3605 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3606 handle must_not_throw_labels specially.
3607 * ipa-pure-const.c (check_call): Update debug statement for LP.
3608 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3609 * ipa-utils.c (get_base_var): Likewise.
3610 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3611 * lower-subreg.c (move_eh_region_note): Remove.
3612 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3613 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3614 (create_task_copyfn): Likewise.
3615 (maybe_catch_exception): Use gimple_build_eh_filter.
3616 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3617 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3618 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3619 and pass_lower_resx.
3620 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3621 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3622 can_throw_internal, can_nonlocal_goto.
3623 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3624 copy_reg_eh_region_note_forward.
3625 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3626 (emit_output_reload_insns): Likewise.
3627 (copy_eh_notes): Remove.
3628 * rtl.def (RESX): Remove.
3629 * rtl.h: Update declarations.
3630 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3631 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3632 (update_eh_label): Remove.
3633 (cleanup_dead_labels_eh): New.
3634 (cleanup_deal_labels): Use it instead of update_eh_label.
3635 (gimple_merge_blocks): Update landing pad data structure when
3636 removing a landing pad label.
3637 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3638 test; handle GIMPLE_EH_MUST_NOT_THROW.
3639 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3640 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3641 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3642 (verify_stmt): Likewise. Verify landing pads.
3643 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3644 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3645 (struct move_stmt_d): Add eh_map.
3646 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3647 (move_stmt_r): Remap eh region numbers in builtin calls,
3648 resx and eh_dispatch.
3649 (move_block_to_fn): Remove eh_offset parameter. Use
3650 maybe_duplicate_eh_stmt_fn.
3651 (find_outermost_region_in_block): Operate on eh_region pointers
3652 instead of region numbers.
3653 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3654 duplicate_eh_regions.
3655 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3656 test earlier. Disallow EH landing pads.
3657 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3658 * tree-flow.h: Update declarations.
3659 (struct tree_ann_common_d): Replace rn with lp_nr.
3660 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3661 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3662 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3663 resx and eh_dispatch.
3664 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3665 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3666 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3667 from duplicate_eh_regions.
3668 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3669 update RESX; handle EH_DISPATCH.
3670 (expand_call_inline): Set eh_lp_nr, not eh_region.
3671 (maybe_inline_call_in_expr): Likewise.
3672 * tree-inline.h (struct copy_body_data): Replace eh_region with
3673 eh_lp_nr, eh_region_offset with eh_map.
3674 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3675 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3676 * tree-pretty-print.c (dump_generic_node): Don't handle
3677 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3678 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3679 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3680 EXC_PTR_EXPR, FILTER_EXPR.
3681 * tree-ssa-operands.c (get_expr_operands): Likewise.
3682 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3683 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3684 (ao_ref_init_from_vn_reference): Likewise.
3685 * tree-ssa-sink.c (statement_sink_location): Likewise.
3686 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3687 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3688 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3689 EXC_PTR_EXPR, FILTER_EXPR.
3690 (is_exception_related): Remove.
3691 (compute_avail): Don't call it.
3692 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3693 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3694 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3695 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3697 (build_resx): Remove.
3698 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3699 * tree.h: Update declarations.
3700 (EH_FILTER_MUST_NOT_THROW): Remove.
3701 (struct tree_label_decl): Add eh_landing_pad_nr.
3702 (EH_LANDING_PAD_NR): New.
3703 * value-prof.c (gimple_ic): Tidy variable names. Update for
3704 landing pad numbers.
3705 (gimple_stringop_fixed_value): Tidy variable names. Assert
3706 that neither call stmt can throw.
3707 * vecprim.h (uchar): New.
3708 (VEC(uchar,heap), VEC(uchar,gc)): New.
3710 * c-common.c (c_define_builtins): Update call to
3711 build_common_builtin_nodes.
3712 * c-parser.c (c_parse_file): Don't call
3713 default_init_unwind_resume_libfunc.
3715 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3717 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3718 (mips_cprestore_address_p): Likewise.
3719 (mips_save_gp_to_cprestore_slot): Likewise.
3720 (mips_restore_gp): Rename to...
3721 (mips_restore_gp_from_cprestore_slot): ...this.
3722 (mips_must_initialize_gp_p): Declare.
3723 (mips_emit_save_slot_move): Likewise.
3724 (mips_output_load_label): Return nothing.
3725 (mips_eh_uses): Declare.
3726 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3727 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3728 (TARGET_ABSOLUTE_JUMPS): Likewise.
3729 (EH_USES): Likewise.
3730 (FIRST_PSEUDO_REGISTER): Update comment.
3731 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3732 (MIPS_CALL): ...here.
3733 (REGISTER_NAMES): Add $cprestore.
3734 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3735 Add load_label_length, has_inflexible_gp_insn_p,
3736 has_flexible_gp_insn_p, must_initialize_gp_p and
3737 must_restore_gp_when_clobbered_p.
3738 (mips_expand_call): Don't generate split instructions here.
3739 (mips_split_call): Update the call to mips_restore_gp after
3740 the above name change.
3741 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3742 (mips_find_gp_ref): New function.
3743 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3744 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3745 (mips_insn_has_flexible_gp_ref_p): Likewise.
3746 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3747 (mips_function_has_gp_insn): Delete.
3748 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3749 Use the new functions above. Only return INVALID_REGNUM
3750 for TARGET_ABSOLUTE_JUMPS.
3751 (mips_must_initialize_gp_p): New function.
3752 (mips_get_cprestore_base_and_offset): New function, extracted from...
3753 (mips_cprestore_slot): ...here. Take a bool parameter.
3754 (mips_cfun_has_cprestore_slot_p): New function.
3755 (mips_cprestore_address_p): Likewise.
3756 (mips_save_gp_to_cprestore_slot): Likewise.
3757 (mips_restore_gp): Rename to...
3758 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3759 epilogue_completed. Update the call to mips_cprestore_slot.
3760 Test cfun->machine->must_restore_gp_when_clobbered_p.
3761 (mips_direct_save_slot_move_p): New function.
3762 (mips_emit_save_slot_move): Likewise.
3763 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3764 of cfun->machine->global_pointer.
3765 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3766 (mips_save_reg): Use mips_emit_save_slot_move.
3767 (mips_expand_prologue): Set must_initialize_gp_p.
3768 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3769 for all cprestore saves. Emit a use_cprestore instruction after
3770 setting up the cprestore slot.
3771 (mips_restore_reg): Use mips_emit_save_slot_move.
3772 (mips_process_load_label): New function.
3773 (mips_load_label_length): Likewise.
3774 (mips_output_load_label): Don't return asm: output it here instead.
3775 Use mips_process_load_label.
3776 (mips_adjust_insn_length): Adjust the length of branch instructions
3777 that have length MAX_PIC_BRANCH_LENGTH.
3778 (mips_output_conditional_branch): Update the call to
3779 mips_output_load_label. Assume the branch target is OPERANDS[0]
3780 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3781 (mips_output_order_conditional_branch): Swap the meaning of
3782 OPERANDS[0] and OPERANDS[1].
3783 (mips_variable_issue): Don't count ghost instructions.
3784 (mips_expand_ghost_gp_insns): New function.
3785 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3786 (mips_output_mi_thunk): Set must_initialize_gp_p.
3787 (mips_eh_uses): New function.
3788 * config/mips/predicates.md (cprestore_save_slot_operand)
3789 (cprestore_load_slot_operand): New predicates.
3790 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3791 (UNSPEC_MOVE_GP): Likewise.
3792 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3793 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3794 (CPRESTORE_SLOT_REGNUM): New register.
3795 (MAX_PIC_BRANCH_LENGTH): New constant.
3796 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3797 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3798 branches. Fix commentary.
3799 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3800 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3801 Change type to "ghost".
3802 (loadgp_absolute_<mode>): Likewise.
3803 (loadgp_rtp_<mode>): Likewise.
3804 (copygp_mips16): Likewise.
3805 (loadgp_blockage): Remove redundant mode attribute.
3806 (potential_cprestore): New instruction.
3807 (cprestore): Turn into an unspec set.
3808 (use_cprestore): New instruction.
3809 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3810 (*branch_fp_inverted): Likewise.
3811 (*branch_order<mode>): Likewise.
3812 (*branch_order<mode>_inverted): Likewise.
3813 (*branch_equality<mode>): Likewise.
3814 (*branch_equality<mode>_inverted): Likewise.
3815 (*branch_bit<bbv><mode>): Likewise.
3816 (*branch_bit<bbv><mode>_inverted): Likewise.
3817 (*branch_equality<mode>_mips16): Remove redundant mode.
3818 (jump): Turn into a define_expand.
3819 (*jump_absolute): New instruction.
3820 (*jump_pic): Likewise.
3821 (*jump_mips16): Rename previously-unnamed pattern. Remove
3822 redundant mode attribute.
3823 (restore_gp): Split on epilogue_completed rather than
3824 reload_completed. Change type to "ghost".
3825 (move_gp<mode>): New instruction.
3826 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3827 Remove redundant mode attribute.
3828 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3829 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3830 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3832 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3835 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3836 are returned in the same register (vs34 or v2) that Altivec vector
3837 types are returned in.
3838 (rs6000_libcall_value): Ditto.
3841 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3842 instead of explicit addsi3/adddi3 calls.
3843 (rs6000_split_multireg_move): Ditto.
3844 (rs6000_emit_allocate_stack): Ditto.
3845 (rs6000_emit_prologue): Ditto.
3846 (rs6000_output_mi_thunk): Ditto.
3848 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3849 size is 64 bits if we can use 64-bit registers.
3851 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3853 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3856 From Jie Zhang <jie.zhang@analog.com>:
3857 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3858 save FP and RETS with saveall attribute.
3859 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3860 with saveall attribute.
3862 * config/bfin/bfin.c (bfin_expand_builtin,
3863 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3866 From Jie Zhang <jie.zhang@analog.com>:
3867 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3868 before use in two places.
3869 * config/bfin/bfin.md (AREG): Define mode iterator.
3870 (reload_in, reload_out): Use mode iterator AREG.
3872 2009-09-14 Richard Guenther <rguenther@suse.de>
3875 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3876 EH personality path.
3878 2009-09-13 Richard Guenther <rguenther@suse.de>
3879 Rafael Avila de Espindola <espindola@google.com>
3881 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3882 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3883 (LANG_HOOKS_INITIALIZER): Adjust.
3884 (lhd_pass_through_t): Declare.
3885 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3887 * langhooks.c (lhd_pass_through_t): New function.
3888 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3889 dwarf2out_begin_prologue): Use personality from current_function_decl.
3890 * expr.h (get_personality_function): Declare.
3891 * expr.c (get_personality_function): New function.
3892 (build_personality_function): Likewise.
3893 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3894 (eh_personality_libfunc): Remove.
3895 * optabs.c (build_libfunc_function): New function split out from ...
3896 (init_one_libfunc): ... here.
3897 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3898 (tree_function_decl): Add personality.
3899 (lhd_gcc_personality): Declare.
3900 (build_personality_function): Likewise.
3901 * tree.c (gcc_eh_personality_decl): New.
3902 (lhd_gcc_personality): New function.
3903 * except.h (lang_eh_runtime_type): Remove.
3904 (enum eh_personality_kind): New.
3905 (build_personality_function): Declare.
3906 (function_needs_eh_personality): Declare.
3907 * except.c (lang_eh_runtime_type): Remove.
3908 (function_needs_eh_personality): New function.
3909 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3910 (sjlj_emit_function_enter, output_function_exception_table):
3911 Use personality from current_function_decl.
3912 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3913 * tree-inline.c (tree_can_inline_p): Do not inline across different
3915 (expand_call_inline): Likewise. Adjust the callers EH personality.
3916 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3917 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3918 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3919 (c-parser.o): Likewise
3920 * c-tree.h (c_eh_initialized_p): Remove.
3921 (c_maybe_initialize_eh): Likewise.
3922 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3923 (finish_decl): Don't call c_maybe_initialize_eh.
3924 (c_eh_initialized_p): Remove.
3925 (c_maybe_initialize_eh): Likewise.
3926 * c-parser.c (c_parser_omp_construct): Likewise.
3927 (c_parse_file): Initialize exception handling.
3929 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3931 * config.gcc (tm_file): Remove i386/biarch32.h
3932 for i?86-w64-mingw* case.
3933 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3935 * config.host: Set for x64 mingw the option
3936 use_long_long_for_widest_fast_int to yes.
3938 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3940 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3941 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3942 (dbxout_begin_function): Likewise.
3943 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3944 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3945 set on the function.
3946 (final_end_function): Likewise.
3947 (final_scan_insn): Likewise.
3948 (rest_of_handle_final): Likewise.
3949 * varasm.c (assemble_start_function): Likewise.
3950 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3952 2009-09-12 Jason Merrill <jason@redhat.com>
3954 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3955 * opts.c (common_handle_option): constify.
3957 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3959 * doc/install.texi (avr): Remove obsolete reference site.
3961 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3963 * doc/install.texi (Binaries): Adjust AIX link.
3965 2009-09-12 Akim Demaille <demaille@gostai.com>
3967 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3968 Use an imperative sentence.
3970 2009-09-11 Richard Henderson <rth@redhat.com>
3972 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3973 structure-name and has-tree-operands arguments; update all entries.
3974 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3976 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3977 (gsstruct_code_size): New.
3978 (gss_for_code_): New.
3979 (gss_for_code): Remove.
3980 (gimple_size): Rewrite using gsstruct_code_size.
3981 (gimple_statement_structure): Move to gimple.h.
3982 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3983 (gss_for_code, gimple_statement_structure): New.
3984 (gimple_ops): Use new arrays; tidy.
3986 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3988 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3989 operand to be a PLUS expression.
3990 * config/pa/pa.c (pa_secondary_reload): Likewise.
3992 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3994 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3996 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3999 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4001 From Jie Zhang <jie.zhang@analog.com>:
4002 * doc/extend.texi (node Function Attributes): Document l2
4004 (node Blackfin Variable Attributes): Document l2 variable attributes.
4006 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4008 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4009 to match the system compiler's configuration at inflection point.
4010 Add comment to remark a remaining difference with system compiler.
4012 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4013 * configure: Regenerate.
4015 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4017 From Jie Zhang <jie.zhang@analog.com>:
4018 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4019 (bfin_handle_l2_attribute): New.
4020 (bfin_attribute_table): Add l2 attribute.
4022 2009-09-11 Michael Matz <matz@suse.de>
4025 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4026 on the local_decls list.
4028 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4032 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4034 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4035 for VALUEs, to implement the documented interface.
4036 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4037 Adjust for VALUEs and anything else, to implement the
4038 documented interface.
4040 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4042 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4043 with actual SPE/paired vector modes before using 64-bit alignment.
4044 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4046 2009-09-10 DJ Delorie <dj@redhat.com>
4048 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4051 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4052 * config/mep/mep.c (mep_legitimate_constant_p): New.
4053 * config/mep/mep-protos.h: Prototype it.
4055 2009-09-10 Richard Henderson <rth@redhat.com>
4057 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4059 2009-09-10 Jason Merrill <jason@redhat.com>
4061 * tree.c (chain_index): New fn.
4062 * tree.h: Declare it.
4064 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4066 * config/sol2-c.c (cmn_err_length_specs): Initialize
4067 scalar_identity_flag.
4069 2009-09-10 Richard Henderson <rth@redhat.com>
4071 * tree.h (struct tree_decl_common): Move align member earlier;
4072 move label_decl_uid member ...
4073 (struct tree_label_decl): ... here.
4074 (LABEL_DECL_UID): Update to match.
4076 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4079 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4080 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4082 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4083 dest_prev if the edge is complex.
4085 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4087 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4088 loop latch tests earlier.
4090 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4091 before GIMPLE_RETURN, not after its predecessor; insert
4094 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4095 gimple_seq_empty_p to test for no PHI nodes.
4096 * tree-cfg.c (split_critical_edges): Likewise.
4098 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4100 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4102 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4103 introduced by the VTA branch merge.
4105 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4107 * ira-conflicts.c: Use fputs or putc instead of fprintf
4111 * tree-switch-conversion.c: Ditto.
4113 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4115 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4116 introduced by the VTA branch merge.
4118 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4121 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4123 PR rtl-optimization/39779
4124 * expr.c (convert_modes): Return when mode == oldmode after
4125 CONST_INTs are processed.
4127 2009-09-10 Nick Clifton <nickc@redhat.com>
4129 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4130 attribute and referring decl when creating renamed symbol.
4132 2009-09-10 Richard Guenther <rguenther@suse.de>
4135 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4137 (cgraph_finalize_compilation_unit): Compute reachability
4138 before emitting thunks. Properly process aliases before
4139 possibly removing unreachable nodes.
4141 2009-09-10 Richard Guenther <rguenther@suse.de>
4144 * tree.c (struct free_lang_data_d): Add worklist member.
4145 (find_decls_types_r): Push onto the worklist instead of recursing.
4146 Handle TREE_BINFOs properly.
4147 (find_decls_types): New function wrapped around find_decls_types_r
4148 to process the worklist.
4149 (find_decls_types_in_eh_region): Use it.
4150 (find_decls_types_in_node): Likewise.
4151 (find_decls_types_in_var): Likewise.
4152 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4153 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4154 (AGGREGATE_TYPE_P): Adjust.
4156 2009-09-09 Jason Merrill <jason@redhat.com>
4158 * configure.ac: Check glibc version even if we have an in-tree
4161 2009-09-09 Anthony Green <green@moxielogic.com>
4163 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4164 the constant 0 when appropriate.
4165 * config/moxie/constraints.md: Add constraint O.
4167 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4168 to pass up to 6 32-bit argument values in registers.
4169 (moxie_function_arg): Ditto.
4170 (moxie_arg_partial_bytes): Ditto.
4171 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4172 (REG_PARM_STACK_SPACE): Ditto.
4173 (FUNCTION_ARG_REGNO_P): Ditto.
4175 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4176 instruction to allocate stack space.
4178 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4180 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4181 unnecessarily stringent constraints. Fix address
4182 calculation in the splitters.
4184 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4186 PR rtl-optimization/39779
4187 * expr.c (convert_modes): Return when mode == oldmode after
4188 CONST_INTs are processed.
4190 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4193 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4194 (ix86_expand_prologue): Take frame.padding0 into logic of
4196 (ix86_expand_epilogue): Likewise.
4198 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4200 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4202 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4203 * config/t-slibgcc-libgcc: New file.
4204 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4206 2009-09-09 Martin Jambor <mjambor@suse.cz>
4208 PR tree-optimization/41089
4209 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4212 2009-09-09 Richard Henderson <rth@redhat.com>
4214 * gimple.h (CASE_GIMPLE_OMP): New.
4215 (is_gimple_omp): Use it.
4216 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4217 (verify_gimple_debug): Likewise.
4219 2009-09-09 Richard Guenther <rguenther@suse.de>
4221 PR tree-optimization/41101
4222 * tree-ssa-pre.c (maximal_set): Remove.
4223 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4224 Defer all blocks we didn't visit at least one successor.
4225 (add_to_exp_gen): Do not add to the maximal set.
4226 (make_values_for_phi): Likewise.
4227 (compute_avail): Likewise.
4228 (init_pre): Do not allocate the maximal set.
4229 (execute_pre): Do not dump it.
4231 2009-09-09 Martin Jambor <mjambor@suse.cz>
4233 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4234 an SSA_NAME rather than a is_gimple_variable.
4236 2009-09-09 Richard Guenther <rguenther@suse.de>
4239 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4240 code dealing with plain pointer bases.
4241 (maybe_fold_offset_to_reference): Likewise.
4242 (maybe_fold_stmt_addition): Adjust.
4244 2009-09-09 Richard Guenther <rguenther@suse.de>
4246 * tree.c (free_lang_data_in_type): Do not free the type variant
4248 (free_lang_data): Merge char_type_node with its properly signed
4250 (pass_ipa_free): Collect after freeing language specific data.
4252 2009-09-09 Michael Matz <matz@suse.de>
4255 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4256 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4257 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4260 2009-09-08 DJ Delorie <dj@redhat.com>
4262 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4264 2009-09-04 Jason Merrill <jason@redhat.com>
4266 * tree.c (tree_find_value): Remove.
4267 * tree.h: Remove prototype.
4268 * varasm.c (assemble_external): Use value_member instead.
4270 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4272 * toplev.c (process_options): Choose default debugging type when
4273 gtoggle enables debug info and type is unset.
4275 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4279 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4282 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4284 * configure: Rebuilt with modified libtool.m4.
4286 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4291 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4293 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4295 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4296 (remove_statement): Likewise.
4297 (rewrite_use_nonlinear_expr): Adjust.
4298 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4299 * tree-ssa.c (release_defs_bitset): ... this. New.
4300 * tree-flow.h (release_defs_bitset): Declare.
4302 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4305 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4306 in the middle block.
4308 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4310 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4311 via intptr_t to long type.
4312 (insert_operand_rank): Cast long type via intptr_t to
4314 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4316 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4317 from pointer to unsigned via uintptr_t.
4319 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4320 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4322 * configure: Regenerated.
4323 * config.in: Regenerated
4324 * system.h (stdint.h): Add include.
4325 (inttypes.h): Likewise.
4326 * Makefile.in (aclocal): Add config/stdint.m4.
4327 * aclocal.m4: Regenerated.
4329 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4331 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4333 (note_np_check_stores): New function.
4334 (harmless_null_pointer_p): New function.
4335 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4336 changed. Take into account whether we're in the shadow of a condjump
4337 that tested NP_REG for NULL.
4338 Lose all code that tested for SEQUENCEs.
4339 (workaround_speculation): Avoid inserting NOPs for loads that are
4340 either always executed or a NULL pointer.
4342 2009-09-08 Jan Hubicka <jh@suse.cz>
4344 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4345 * params.def (early-inlining-insns): Likewise.
4347 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4349 PR rtl-optimization/41239
4350 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4351 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4353 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4354 across calls, as the calls might not always return normally.
4355 (call_may_noreturn_p): New function.
4356 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4357 (init_deps): Initialize it.
4358 (remove_from_deps): Also remove calls from
4359 last_function_call_may_noreturn list.
4361 2009-09-07 Richard Henderson <rth@redhat.com>
4363 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4364 more VR->OPERANDS than LHS operands. Free LHS before returning.
4366 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4368 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4369 (attr "addrtype"): New member "spreg".
4370 Use it if mem_spfp_address_operand is true for the address.
4371 (attr "type"): New entry "stall".
4372 (cpu_unit "load"): New.
4373 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4375 (insn_reservation "loadsp"): New.
4376 (insn_reservation "load_stall1"): New.
4377 (insn_reservation "load_stall3"): New.
4379 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4380 (mem_p_address_operand): Exclude stack and frame pointer based
4382 (mem_spfp_address_operand): New; match them here.
4383 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4384 (bfin_reorg): Call it if scheduling insns.
4385 (bfin_gen_bundles): Remove dummy insns created by
4386 add_sched_insns_for_speculation.
4388 From Jie Zhang <jie.zhang@analog.com>:
4389 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4390 bfin_si_revision, bfin_workarounds): Move these ...
4391 * config/bfin/bfin.h: ... here.
4393 From Mike Frysinger <michael.frysinger@analog.com>
4394 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4395 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4396 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4397 bf547m, bf548m, and bf549m.
4398 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4399 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4400 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4401 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4402 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4403 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4404 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4405 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4406 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4407 bf542m, bf544m, bf547m, bf548m, and bf549m.
4409 From Jie Zhang <jie.zhang@analog.com>:
4410 * config/bfin/predicates.md (p_register_operand): New predicate.
4411 (dp_register_operand): New predicate.
4412 * config/bfin/bfin-protos.h (WA_05000074): Define.
4413 (ENABLE_WA_05000074): Define.
4414 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4415 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4416 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4417 (define_attr addrtype): Allow load/store register to be P register.
4418 (define_attr storereg): New.
4419 (define_cpu_unit anomaly_05000074): New.
4420 (define_insn_reservation dsp32shiftimm): New.
4421 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4422 (define_insn_reservation loadp): Cannot use slot2.
4423 (define_insn_reservation loadsp): Cannot use slot2.
4424 (define_insn_reservation storep): Cannot use slot2. Does not
4425 apply when working around 05000074.
4426 (define_insn_reservation storep_anomaly_05000074): New.
4427 (define_insn_reservation storei): Does not apply when working
4429 (define_insn_reservation storei_anomaly_05000074): New.
4430 (define_attr length): Add dsp32shiftimm case.
4431 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4432 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4433 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4434 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4435 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4437 2009-09-07 Martin Jambor <mjambor@suse.cz>
4440 * tree-sra.c (create_artificial_child_access): Return NULL if
4441 build_ref_for_offset fails.
4442 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4443 and create_artificial_child_access to fail.
4445 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4448 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4449 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4450 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4452 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4454 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4455 block, ensure it has an exit edge. Emit a barrier after a jump.
4457 2009-09-07 Nick Clifton <nickc@redhat.com>
4459 * gcc.c (this_is_linker_script): New variable. Like
4460 this_is_library_file but for the %T constructor.
4461 (end_going_arg): If this_is_linker_script is set then locate the
4462 script and insert a --script switch before it
4463 (do_spec_2): Initialise this_is_linker_script.
4464 (do_spec_1): Likewise. Handle %T construct.
4465 (eval_spec_function): Preserve this_is_linker_script.
4466 * doc/invoke.texi: Document %T construct in spec files.
4467 * config/m32c/m32c.h (LIB_SPEC): Use it.
4469 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4471 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4472 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4473 when volatile flag is set.
4474 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4476 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4479 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4480 (combine_stack_adjustments_for_block): Allow insns between stack
4481 adjustments and stores with corresponding pre-(dec|inc)rement or
4482 pre-modify operation.
4484 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4487 * combine-stack-adj.c (struct csa_memlist): Rename to...
4488 (struct csa_reflist): ... this. Rename mem field to ref.
4489 (free_csa_memlist): Rename to...
4490 (free_csa_reflist): ... this.
4491 (record_one_stack_memref): Rename to...
4492 (record_one_stack_ref): ... this. Handle also REG_P.
4493 (try_apply_stack_adjustment): Handle also REG_P.
4494 (struct record_stack_memrefs_data): Rename to...
4495 (struct record_stack_refs_data): ... this. Rename memlist field to
4497 (record_stack_memrefs): Rename to...
4498 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4499 subexpressions instead of failing when a MEM contains SP references.
4500 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4501 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4503 2009-09-06 Richard Guenther <rguenther@suse.de>
4506 * tree.c (build_array_type): Do not record types marked
4507 with structural equality in the canonical type hashtable.
4509 2009-09-06 Richard Guenther <rguenther@suse.de>
4512 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4514 2009-09-05 Richard Guenther <rguenther@suse.de>
4517 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4519 2009-09-05 Richard Guenther <rguenther@suse.de>
4522 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4524 2009-09-05 Richard Guenther <rguenther@suse.de>
4527 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4528 before comparing function argument types.
4530 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4533 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4536 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4539 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4541 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4542 locators before emit_insn is called.
4544 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4547 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4548 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4549 (reginfo_init): Don't call allocate_reg_info.
4551 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4554 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4555 NONDEBUG_INSN_P instead of INSN_P.
4557 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4560 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4562 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4565 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4566 pattern of the split.
4568 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4570 * toplev.c (process_options): Move setter of flag_var_tracking
4571 before other tests that depend on it. Move down setter of
4572 flag_rename_registers. Don't enable var-tracking-assignments
4573 by default if selective scheduling is enabled. Warn if both
4576 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4578 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4579 comment. Use switch statement to catch overlaps between rtx
4580 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4581 (IS_DECL_CODE): ... here. Remove.
4582 (check_value_is_not_decl): Remove.
4583 (dv_from_decl, dv_from_value): Check after conversion.
4585 2009-09-04 Richard Guenther <rguenther@suse.de>
4588 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4589 after emitting tunks. Move emitting thunks and ctors from ...
4590 (cgraph_optimize): ... here. Remove redundant
4591 cgraph_analyze_functions.
4592 * varasm.c (find_decl_and_mark_needed): Remove no longer
4594 (finish_aliases_1): Adjust check for thunk aliases.
4596 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4598 * config/arm/arm.md (ctzsi2): Added braces
4599 to avoid warning that broke booststrap.
4601 2009-09-04 Martin Jambor <mjambor@suse.cz>
4603 PR tree-optimization/41112
4604 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4605 handle variable-bounded arrays.
4606 (expr_with_var_bounded_array_refs_p): New function.
4607 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4609 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4611 * config/s390/2097.md: Removed two incorrect bypasses.
4612 (z10_fsimpdf): Fixed latency.
4613 (z10_fhex): New insn_reservation.
4614 (z10_floaddf): Fixed latency.
4615 (z10_floadsf): Fixed latency.
4616 (z10_ftrunctf): Fixed latency.
4617 (z10_ftruncdf): Fixed latency.
4618 * config/s390/s390.c (z10_cost): Fixed values.
4619 (s390_adjust_priority): Added z10 path.
4620 * config/s390/s390.md (type): Added fhex.
4621 (*mov<mode>_64dfp): Updated type attribute.
4622 (*mov<mode>_64): Updated type attribute.
4623 (*mov<mode>_31): Updated type attribute.
4624 (*mov<mode>"): Likewise.
4625 * config/s390/2084.md (x_fsimpdf): Updated condition.
4627 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4629 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4630 RTXs in the predicate for operand 1.
4632 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4634 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4635 (rbitsi2): New insn.
4636 (ctzsi2): New expand.
4637 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4639 2009-09-03 Martin Jambor <mjambor@suse.cz>
4641 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4642 (create_artificial_child_access): Use build_ref_for_offset instead
4643 of duplicate_expr_for_different_base.
4644 (propagate_subacesses_accross_link): Likewise.
4646 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4648 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4650 (mips16e_collect_argument_saves): Skip debug instructions.
4651 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4652 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4653 (r10k_insert_cache_barriers): Likewise.
4654 (mips_reorg_process_insns): Likewise.
4656 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4659 * ira.c (update_equiv_reg): Remove check on class likely spill.
4661 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4664 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4665 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4669 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4670 the stack slot if it is passed by invisible reference.
4671 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4672 by invisible reference.
4674 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4676 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4677 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4678 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4680 * config/bfin/sync.md: New file.
4681 * config/bfin/bfin.md: Include it.
4682 (UNSPEC_ATOMIC): New.
4683 (UNSPEC_ONES): Provide a unique number.
4685 From Jie Zhang <jie.zhang@analog.com>:
4686 * config/bfin/bfin.c (ret_regs): New.
4687 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4688 (must_save_rets_p): New.
4689 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4690 current_function_is_leaf.
4691 (do_link): Likewise.
4692 (do_unlink): Likewise.
4693 (expand_interrupt_handler_prologue): Use ret_regs array.
4694 (expand_interrupt_handler_epilogue): Use ret_regs array and
4695 pass return register to gen_return_internal.
4696 (bfin_expand_epilogue): Pass return register to
4697 gen_return_internal.
4698 (bfin_expand_call): Explicitly clobber RETS.
4699 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4700 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4701 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4702 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4704 (return_internal): Take a reg rtx rather than the register number.
4706 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4708 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4709 when comparing against estimated_loop_iterations_int return.
4711 2009-09-03 Richard Guenther <rguenther@suse.de>
4713 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4714 eh_personality_libfunc.
4716 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4718 * tree-parloops.c (separate_decls_in_region): Add space.
4720 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4722 * tree-parloops.c (separate_decls_in_region): Change the condition
4723 checking if there are reductions in the loop.
4725 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4727 PR tree-optimization/38275
4728 * tree-parloops.c (parallelize_loops): Replace profitability condition
4729 for expected number of iterations.
4731 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4733 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4734 (bootstrap-debug): Explain conditions in which it becomes default.
4735 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4738 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4740 * doc/invoke.texi (Optimize Options): Move
4741 -finline-small-functions to the -O2 list.
4743 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4745 * toplev.c (process_options): Enable var-tracking-assignments
4746 by default if var-tracking is enabled.
4748 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4750 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4752 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4753 * rtl.h (prev_nonnote_insn_bb): Declare it.
4755 2009-09-03 Diego Novillo <dnovillo@google.com>
4757 * cgraph.c (cgraph_node_for_decl): New.
4758 * cgraph.h (cgraph_node_for_decl): Declare.
4759 * tree.c (host_integerp): Return 0 if T is NULL.
4761 2009-09-03 Diego Novillo <dnovillo@google.com>
4763 * tree.h (struct alias_pair): Move from varasm.c.
4764 (alias_pairs): Likewise.
4765 (TYPE_MAXVAL): Define.
4766 (TYPE_MINVAL): Define.
4767 (iterative_hash_host_wide_int): Declare.
4768 (remove_unreachable_alias_pairs): Declare.
4769 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4770 * diagnostic.c (default_diagnostic_starter): Make extern.
4771 (default_diagnostic_finalizer): Make extern.
4772 * diagnostic.h (default_diagnostic_starter): Declare.
4773 (default_diagnostic_finalizer): Declare.
4774 (default_tree_printer): Declare.
4775 * toplev.c (default_tree_printer): Make extern.
4777 2009-09-03 Richard Guenther <rguenther@suse.de>
4778 Diego Novillo <dnovillo@google.com>
4780 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4781 * cgraphunit.c (cgraph_expand_function): Do not emit
4782 associated thunks from here.
4783 (cgraph_emit_thunks): New.
4784 (cgraph_optimize): Call it.
4785 Return if any IPA pass finds an error.
4786 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4789 2009-09-03 Simon Baldwin <simonb@google.com>
4790 Rafael Espindola <espindola@google.com>
4791 Richard Guenther <rguenther@suse.de>
4792 Doug Kwan <dougkwan@google.com>
4793 Diego Novillo <dnovillo@google.com>
4795 * tree.c: Include tree-pass.h, langhooks-def.h,
4796 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4797 (free_lang_data_in_type): New.
4798 (need_assembler_name_p): New.
4799 (free_lang_data_in_block): New.
4800 (free_lang_data_in_decl): New.
4801 (struct free_lang_data_d): New.
4802 (add_tree_to_fld_list): New.
4803 (find_decls_types_r): New.
4804 (get_eh_types_for_runtime): New.
4805 (find_decls_types_in_eh_region): New.
4806 (find_decls_types_in_node): New.
4807 (find_decls_types_in_var): New.
4808 (free_lang_data_in_cgraph): New.
4809 (free_lang_data): New.
4810 (gate_free_lang_data): New.
4811 (pass_ipa_free_lang_data): New.
4813 2009-09-03 Diego Novillo <dnovillo@google.com>
4815 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4816 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4817 (lang_hooks): Remove const qualifier.
4818 * ipa.c (cgraph_remove_unreachable_nodes): Call
4819 remove_unreachable_alias_pairs.
4820 * except.c (add_type_for_runtime): Check if TYPE has
4821 already been converted.
4822 (lookup_type_for_runtime): Likewise.
4823 (check_handled): Handle converted types.
4824 * varasm.c (remove_unreachable_alias_pairs): New.
4825 * gimple.c: Include demangle.h.
4826 (gimple_decl_printable_name): New.
4827 (gimple_fold_obj_type_ref): New.
4828 * gimple.h (gimple_decl_printable_name): Declare.
4829 (gimple_fold_obj_type_ref): Declare.
4830 * passes.c (init_optimization_passes): Add pass
4831 pass_ipa_free_lang_data.
4832 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4833 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4835 2009-09-03 Diego Novillo <dnovillo@google.com>
4837 * c-lang.c (lang_hooks): Remove const qualifier.
4839 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4841 * doc/install.texi (*-*-freebsd*): Update target information.
4843 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4845 * hard-reg-set.h (call_fixed_regs): Remove.
4846 * reginfo.c (call_fixed_regs): Remove.
4847 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4848 (globalize_reg): Don't use call_fixed_regs.
4849 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4852 2009-09-01 Michael Matz <matz@suse.de>
4854 * expr.h (emit_storent_insn, expand_expr_real_1,
4855 expand_expr_real_2): Declare.
4856 * expr.c (emit_storent_insn, expand_expr_real_1,
4857 expand_expr_real_2): Export.
4858 (store_expr): Setting and evaluating dont_return_target is useless.
4859 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4860 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4861 * except.c (expand_resx_expr): Rename to ...
4862 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4863 * except.h (expand_resx_stmt): Declare.
4864 * stmt.c: Add include gimple.h
4865 (expand_asm_expr): Rename to ...
4866 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4867 (expand_case): Rewrite to take gimple statement.
4868 * tree.h (expand_asm_stmt): Declare.
4869 (expand_case): Change prototype.
4870 * Makefile.in (stmt.o): Depend on gimple.h.
4871 * builtins.c (expand_builtin_synchronize): Build gimple asm
4872 statement, not an ASM_EXPR.
4873 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4874 gimple_to_tree, release_stmt_tree): Remove.
4875 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4876 ggc_free, but hold comparison code and operands separately.
4877 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4878 (expand_call_stmt, expand_gimple_stmt_1,
4879 expand_gimple_stmt): New helpers.
4880 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4881 release_stmt_tree. Call expand_gimple_stmt instead.
4882 (expand_gimple_basic_block): Ditto.
4884 * calls.c (emit_call_1): Don't look at EH regions here, make
4885 fntree parameter useless.
4886 (expand_call): New local rettype for TREE_TYPE(exp), use it
4887 throughout. Remove local p, use addr instead.
4888 Don't look at EH regions here.
4890 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4892 * doc/invoke.texi (-fsched-pressure): Document it.
4893 (-fsched-reg-pressure-heuristic): Remove it.
4895 * reload.c (ira.h): Include.
4896 (find_reloads): Add choosing reload on number of small spilled
4899 * haifa-sched.c (ira.h): Include.
4900 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4901 saved_reg_pressure, curr_reg_live, saved_reg_live,
4902 region_ref_regs): New variables.
4903 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4904 initiate_reg_pressure_info, setup_ref_regs,
4905 initiate_bb_reg_pressure_info, save_reg_pressure,
4906 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4908 (setup_insn_reg_pressure_info): New function.
4909 (rank_for_schedule): Add pressure checking and insn issue time.
4910 Remove comparison of insn reg weights.
4911 (ready_sort): Set insn reg pressure info.
4912 (update_register_pressure, setup_insn_max_reg_pressure,
4913 update_reg_and_insn_max_reg_pressure,
4914 sched_setup_bb_reg_pressure_info): New functions.
4915 (schedule_insn): Add code for printing and updating reg pressure info.
4916 (find_set_reg_weight, find_insn_reg_weight): Remove.
4917 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4918 (debug_ready_list): Print reg pressure info.
4919 (schedule_block): Ditto. Check insn issue time.
4920 (sched_init): Set up sched_pressure_p. Allocate and set up some
4921 reg pressure related info.
4922 (sched_finish): Free some reg pressure related info.
4923 (fix_tick_ready): Make insn always ready if pressure_p.
4924 (init_h_i_d): Don't call find_insn_reg_weight.
4925 (haifa_finish_h_i_d): Free insn reg pressure info.
4927 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4928 ira_memory_move_cost, ira_class_hard_regs,
4929 ira_class_hard_regs_num, ira_no_alloc_regs,
4930 ira_available_class_regs, ira_reg_class_cover_size,
4931 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4933 * ira-lives.c (single_reg_class): Check mode to find how many
4934 registers are necessary for operand.
4935 (ira_implicitly_set_insn_hard_regs): New.
4937 * common.opt (fsched-pressure): New options.
4938 (fsched-reg-pressure-heuristic): Remove.
4940 * ira.c (setup_eliminable_regset): Rename to
4941 ira_setup_eliminable_regset. Make it external.
4942 (expand_reg_info): Pass cover class to setup_reg_classes.
4943 (ira): Call resize_reg_info instead of allocate_reg_info.
4945 * sched-deps.c: Include ira.h.
4946 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4947 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4948 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4949 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4950 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4951 mark_insn_reg_store, mark_insn_reg_clobber,
4952 setup_insn_reg_pressure_info): New.
4953 (sched_analyze_1): Update implicit_reg_pending_uses.
4954 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4955 Use them to create dependencies. Set insn reg uses and pressure
4956 info. Process reg_pending_uses in one place.
4957 (free_deps): Free implicit sets.
4958 (remove_from_deps): Remove implicit sets if necessary. Check
4959 implicit sets when clearing reg_last_in_use.
4960 (init_deps_global): Clear implicit_reg_pending_clobbers and
4961 implicit_reg_pending_uses.
4963 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4964 ira_memory_move_cost, ira_class_hard_regs,
4965 ira_class_hard_regs_num, ira_no_alloc_regs,
4966 ira_available_class_regs, ira_reg_class_cover_size,
4967 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4968 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4969 ira_implicitly_set_insn_hard_regs): New prototypes.
4971 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4972 cost_elements_num): New variables.
4973 (allocno_costs, total_costs): Rename to costs and
4974 total_allocno_costs.
4975 (COSTS_OF_ALLOCNO): Rename to COSTS.
4976 (allocno_pref): Rename to pref.
4977 (allocno_pref_buffer): Rename to pref_buffer.
4978 (common_classes): Rename to regno_cover_class.
4980 (record_reg_classes): Set allocno attributes only if allocno_p.
4981 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4982 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4983 and COSTS_OF_ALLOCNO.
4984 (print_costs): Rename to print_allocno_costs.
4985 (print_pseudo_costs): New.
4986 (process_bb_node_for_costs): Split into 2 functions with new
4987 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4988 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4989 new parameter dump_file. Use cost_elements_num instead of
4990 ira_allocnos_num. Make one iteration if preferred classes were
4991 already calculated for scheduler. Make 2 versions of code
4992 depending on allocno_p.
4993 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4994 regno_cover_class and COSTS instead of common_classes and
4996 (init_costs, finish_costs): New.
4997 (ira_costs): Set up allocno_p and cost_elements_num. Call
4998 init_costs and finish_costs.
4999 (ira_set_pseudo_classes): New.
5001 * rtl.h (allocate_reg_info): Remove.
5002 (resize_reg_info): Change return type.
5003 (reg_cover_class): New.
5004 (setup_reg_classes): Add new parameter.
5006 * sched-int.h (struct deps_reg): New member implicit_sets.
5007 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5008 (INCREASE_BITS): New macro.
5009 (struct reg_pressure_data, struct reg_use_data): New.
5010 (struct _haifa_insn_data): Remove reg_weight. Add members
5011 reg_pressure, reg_use_list, reg_set_list, and
5012 reg_pressure_excess_cost_change.
5013 (struct deps): New member implicit_sets.
5014 (pressure_p): New variable.
5015 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5016 (struct reg_pressure_data, struct reg_use_data): New.
5017 (INSN_REG_WEIGHT): Remove.
5018 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5019 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5020 (sched_init_region_reg_pressure_info,
5021 sched_setup_bb_reg_pressure_info): New prototypes.
5023 * reginfo.c (struct reg_pref): New member coverclass.
5024 (reg_cover_class): New function.
5025 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5026 (reg_info_size): New variable.
5027 (allocate_reg_info): Make static. Setup reg_info_size.
5028 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5029 (setup_reg_classes): Add a new parameter. Setup cover class too.
5031 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5034 * sched-rgn.c (deps_join): Set up implicit_sets.
5035 (schedule_region): Set up region and basic blocks pressure
5038 * passes.c (init_optimization_passes): Move
5039 pass_subregs_of_mode_init before pass_sched.
5041 2009-09-02 Martin Jambor <mjambor@suse.cz>
5043 * tree-sra.c (struct access): New field grp_hint.
5044 (dump_access): Dump grp_hint.
5045 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5047 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5048 those which have been specifically read and somehow written to.
5049 (propagate_subacesses_accross_link): Set grp_hint of right child and
5050 also possibly of the left child.
5052 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5054 * tree-object-size.c (addr_object_size): Always use object_size_type
5055 0 or 2 when determining the pointer pointed object size.
5057 2009-09-02 Richard Guenther <rguenther@suse.de>
5060 2009-08-31 Richard Guenther <rguenther@suse.de>
5062 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5063 to query if the memory regions for memmove overlap.
5064 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5065 asserts on pointers, instead deal with odd trees.
5066 (ptr_derefs_may_alias_p): Likewise.
5067 (refs_may_alias_p_1): Constructor bases also never alias.
5069 2009-08-01 Christian Bruel <christian.bruel@st.com>
5072 2009-07-31 Christian Bruel <christian.bruel@st.com>
5073 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5075 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5077 * doc/invoke.texi (-fvar-tracking-assignments): New.
5078 (-fvar-tracking-assignments-toggle): New.
5079 (-fdump-final-insns=file): Mark filename as optional.
5080 (--param min-nondebug-insn-uid): New.
5081 (-gdwarf-@{version}): Mention version 4.
5082 * opts.c (common_handle_option): Accept it.
5083 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5084 * regrename.c (regrename_optimize): Drop last. Don't count debug
5085 insns as uses. Don't reject change because of debug insn.
5086 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5087 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5088 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5089 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5090 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5091 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5092 * doc/gimple.texi (is_gimple_debug): New.
5093 (gimple_debug_bind_p): New.
5094 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5095 * doc/install.texi (bootstrap-debug): More details.
5096 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5097 (bootstrap-debug-lib): More details.
5098 (bootstrap-debug-ckovw): Update.
5099 (bootstrap-time): New.
5100 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5101 (insert_phi_nodes_for): Insert debug stmts.
5102 (rewrite_stmt): Take iterator. Insert debug stmts.
5103 (rewrite_enter_block): Adjust.
5104 (maybe_replace_use_in_debug_stmt): New.
5105 (rewrite_update_stmt): Use it.
5106 (mark_use_interesting): Return early for debug stmts.
5107 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5108 stmts before replacing stmt.
5109 (move_computations_stmt): Likewise.
5110 * ira-conflicts.c (add_copies): Skip debug insns.
5111 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5112 (regstat_bb_compute_ri): Skip debug insns.
5113 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5114 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5115 check_loop_closed_ssa_stmt): Skip debug stmts.
5116 * tree-tailcall.c (find_tail_calls): Likewise.
5117 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5118 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5119 (build_var_debug_value_stat): Declare.
5120 (build_var_debug_value): Define.
5121 (target_for_debug_bind): Declare.
5122 * reload.c (find_equiv_reg): Skip debug insns.
5123 * rtlanal.c (reg_used_between_p): Skip debug insns.
5124 (side_effects_p): Likewise.
5125 (canonicalize_condition): Likewise.
5126 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5127 insns never depend on debug insns.
5128 (create_ddg_dep_no_link): Likewise.
5129 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5130 Don't add inter-loop dependencies for debug insns.
5131 (build_intra_loop_deps): Likewise.
5132 (create_ddg): Count debug insns.
5133 * ddg.h (struct ddg::num_debug): New.
5134 (num_backargs): Pair up with previous int field.
5135 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5136 -fcompare-debug-second.
5137 * final.c (get_attr_length_1): Skip debug insns.
5138 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5139 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5140 (driver_self_specs): Map -fdump-final-insns to
5141 -fdump-final-insns=..
5142 (get_local_tick): New.
5143 (compare_debug_dump_opt_spec_function): Test for . argument and
5144 compute output name. Compute temp output spec without flag name.
5145 Compute -frandom-seed.
5146 (OPT): Undef after use.
5147 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5148 (average_num_loop_insns): Likewise.
5149 * params.h (MIN_NONDEBUG_INSN_UID): New.
5150 * gimple.def (GIMPLE_DEBUG): New.
5151 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5152 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5153 (merge_in_block): Fix whitespace.
5154 * toplev.c (flag_var_tracking): Update comment.
5155 (flag_var_tracking_assignments): New.
5156 (flag_var_tracking_assignments_toggle): New.
5157 (process_options): Don't open final insns dump file if we're not
5158 going to write to it. Compute defaults for var_tracking.
5159 * df-scan.c (df_insn_rescan_debug_internal): New.
5160 (df_uses_record): Handle debug insns.
5161 * haifa-sched.c (ready): Initialize n_debug.
5162 (contributes_to_priority): Skip debug insns.
5163 (dep_list_size): New.
5165 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5166 they're ready. Disregard previous debug insns to make decisions.
5167 (queue_insn): Never queue debug insns.
5168 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5169 (schedule_insn): Don't reject debug insns because of issue rate.
5170 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5171 (queue_to_ready): Skip and discount debug insns.
5172 (choose_ready): Let debug insns through.
5173 (schedule_block): Check boundary debug insns. Discount debug
5174 insns, schedule them early. Adjust whitespace.
5175 (set_priorities): Check for boundary debug insns.
5176 (add_jump_dependencies): Use dep_list_size.
5177 (prev_non_location_insn): New.
5178 (check_cfg): Use it.
5179 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5181 (remove_unused_ivs): Reset debug stmts.
5182 * modulo-sched.c (const_iteration_count): Skip debug insns.
5183 (res_MII): Discount debug insns.
5184 (loop_single_full_bb_p): Skip debug insns.
5185 (sms_schedule): Likewise.
5186 (sms_schedule_by_order): Likewise.
5187 (ps_has_conflicts): Likewise.
5188 * caller-save.c (refmarker_fn): New.
5189 (save_call_clobbered_regs): Replace regs with saved mem in
5191 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5192 Call refmarker_fn mark for hardregnos.
5193 (mark_reg_as_referenced): New.
5194 (replace_reg_with_saved_mem): New.
5195 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5196 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5198 (cse_extended_basic_block): Skip debug insns.
5199 (count_reg_usage): Likewise.
5200 (is_dead_reg): New, split out of...
5201 (set_live_p): ... here.
5202 (insn_live_p): Use it for debug insns.
5203 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5204 (execute_optimize_stdarg): Likewise.
5205 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5206 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5207 changes in debug stmts as changes.
5208 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5209 (moveup_expr): Don't move across debug insns. Don't move
5210 debug insn if it would create a bookkeeping block.
5211 (moveup_expr_cached): Don't use cache for debug insns that
5212 are heads of blocks.
5213 (compute_av_set_inside_bb): Skip debug insns.
5214 (sel_rank_for_schedule): Schedule debug insns first. Remove
5216 (block_valid_for_bookkeeping_p); Support lax searches.
5217 (create_block_for_bookkeeping): Adjust block numbers when
5218 encountering debug-only blocks.
5219 (find_place_for_bookkeeping): Deal with debug-only blocks.
5220 (generate_bookkeeping_insn): Accept no place to insert.
5221 (remove_temp_moveop_nops): New argument full_tidying.
5222 (prepare_place_to_insert): Deal with debug insns.
5223 (advance_state_on_fence): Debug insns don't start cycles.
5224 (update_boundaries): Take fence as argument. Deal with
5226 (schedule_expr_on_boundary): No full_tidying on debug insns.
5227 (fill_insns): Deal with debug insns.
5228 (track_scheduled_insns_and_blocks): Don't count debug insns.
5229 (need_nop_to_preserve_insn_bb): New, split out of...
5230 (remove_insn_from_stream): ... this.
5231 (fur_orig_expr_not_found): Skip debug insns.
5232 * rtl.def (VALUE): Move up.
5234 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5235 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5236 Set it if debug stmts are found.
5237 (statement_sink_location): Skip debug stmts. Propagate
5238 moving defs into debug stmts.
5239 * ifcvt.c (first_active_insn): Skip debug insns.
5240 (last_active_insns): Likewise.
5241 (cond_exec_process_insns): Likewise.
5242 (noce_process_if_block): Likewise.
5243 (check_cond_move_block): Likewise.
5244 (cond_move_convert_if_block): Likewise.
5245 (block_jumps_and_fallthru_p): Likewise.
5246 (dead_or_predicable): Likewise.
5247 * dwarf2out.c (debug_str_hash_forced): New.
5248 (find_AT_string): Add comment.
5249 (gen_label_for_indirect_string): New.
5250 (get_debug_string_label): New.
5251 (AT_string_form): Use it.
5252 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5253 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5254 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5255 several operations that cannot be represented with DWARF opcodes.
5256 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5257 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5258 (dwarf2out_var_location): Take during-call mark into account.
5259 (output_indirect_string): Update comment. Output if there are
5260 label and references.
5261 (prune_indirect_string): New.
5262 (prune_unused_types): Call it if debug_str_hash_forced.
5263 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5264 (dw_long_long_const): Remove.
5265 (struct dw_val_struct): Change val_long_long type to rtx.
5266 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5267 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5268 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5269 component instead of HOST_BITS_PER_LONG.
5270 (output_loc_operands): Likewise. For const8* assert
5271 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5272 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5273 rather than HOST_BITS_PER_LONG is >= 64.
5274 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5276 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5277 HOST_BITS_PER_LONG for dw_val_class_long_long.
5278 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5279 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5280 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5282 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5283 Handle DW_OP_implicit_value.
5284 (extract_int): Move prototype earlier.
5285 (mem_loc_descriptor): For SUBREG punt if inner
5286 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5287 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5288 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5289 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5290 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5291 instead of Pmode size.
5292 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5293 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5294 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5295 (concat_loc_descriptor, concatn_loc_descriptor,
5296 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5297 (add_location_or_const_value_attribute): Likewise. For single
5298 location loc_lists attempt to use add_const_value_attribute
5299 for constant decls. Add DW_AT_const_value even if
5300 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5302 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5303 (control_flow_insn_p): Likewise.
5304 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5305 (separate_decls_in_region_debug_bind): New.
5306 (separate_decls_in_region): Process debug bind stmts afterwards.
5307 * recog.c (verify_changes): Handle debug insns.
5308 (extract_insn): Likewise.
5309 (peephole2_optimize): Skip debug insns.
5310 * dse.c (scan_insn): Skip debug insns.
5311 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5313 (setup_id_for_insn): Handle debug insns.
5314 (maybe_tidy_empty_bb): Adjust whitespace.
5315 (tidy_control_flow): Skip debug insns.
5316 (sel_remove_insn): Adjust for debug insns.
5317 (sel_estimate_number_of_insns): Skip debug insns.
5318 (create_insn_rtx_from_pattern): Handle debug insns.
5319 (create_copy_of_insn_rtx): Likewise.
5320 * sel-sched-.h (sel_bb_end): Declare.
5321 (sel_bb_empty_or_nop_p): New.
5322 (get_all_loop_exits): Use it.
5323 (_eligible_successor_edge_p): Likewise.
5324 (return_nop_to_pool): Adjust.
5325 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5326 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5327 * gimple-pretty-print.c (dump_gimple_debug): New.
5328 (dump_gimple_stmt): Use it.
5329 (dump_bb_header): Skip gimple debug stmts.
5330 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5331 (fixup_match_2): Likewise.
5332 (regmove_backward_pass): Likewise. Simplify combined
5333 replacement. Handle debug insns.
5334 * function.c (instantiate_virtual_regs): Handle debug insns.
5335 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5336 * print-rtl.h: Include cselib.h.
5337 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5338 * df.h (df_inns_rescan_debug_internal): Declare.
5339 * gcse.c (alloc_hash_table): Estimate n_insns.
5340 (cprop_insn): Don't regard debug insns as changes.
5341 (bypass_conditional_jumps): Skip debug insns.
5342 (one_pre_gcse_pass): Adjust.
5343 (one_code_hoisting_pass): Likewise.
5344 (compute_ld_motion_mems): Skip debug insns.
5345 (one_cprop_pass): Adjust.
5346 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5347 (if_convertible_stmt_p): Handle debug stmts.
5348 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5349 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5350 * ira-build.c (create_bb_allocnos): Skip debug insns.
5351 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5352 (has_single_use): Likewise.
5353 (single_imm_use): Likewise.
5354 (num_imm_uses): Likewise.
5355 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5356 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5357 (create_outofssa_var_map): Likewise.
5358 * lower-subreg.c (adjust_decomposed_uses): New.
5359 (resolve_debug): New.
5360 (decompose_multiword_subregs): Use it.
5361 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5362 * emit-rtl.c: Include params.h.
5363 (cur_debug_insn_uid): Define.
5364 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5365 (copy_rtx_if_shared_1): Handle debug insns.
5366 (reset_used_flags): Likewise.
5367 (set_used_flags): LIkewise.
5368 (get_max_insn_count): New.
5369 (next_nondebug_insn): New.
5370 (prev_nondebug_insn): New.
5371 (make_debug_insn_raw): New.
5372 (emit_insn_before_noloc): Handle debug insns.
5373 (emit_jump_insn_before_noloc): Likewise.
5374 (emit_call_insn_before_noloc): Likewise.
5375 (emit_debug_insn_before_noloc): New.
5376 (emit_insn_after_noloc): Handle debug insns.
5377 (emit_jump_insn_after_noloc): Likewise.
5378 (emit_call_insn_after_noloc): Likewise.
5379 (emit_debug_insn_after_noloc): Likewise.
5380 (emit_insn_after): Take loc from earlier non-debug insn.
5381 (emit_jump_insn_after): Likewise.
5382 (emit_call_insn_after): Likewise.
5383 (emit_debug_insn_after_setloc): New.
5384 (emit_debug_insn_after): New.
5385 (emit_insn_before): Take loc from later non-debug insn.
5386 (emit_jump_insn_before): Likewise.
5387 (emit_call_insn_before): Likewise.
5388 (emit_debug_insn_before_setloc): New.
5389 (emit_debug_insn_before): New.
5390 (emit_insn): Handle debug insns.
5391 (emit_debug_insn): New.
5392 (emit_jump_insn): Handle debug insns.
5393 (emit_call_insn): Likewise.
5395 (init_emit): Take min-nondebug-insn-uid into account.
5396 Initialize cur_debug_insn_uid.
5397 (emit_copy_of_insn_after): Handle debug insns.
5398 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5399 location of single rhs in place.
5400 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5401 (floor_sdiv_adjust): New.
5402 (cell_sdiv_adjust): New.
5403 (cell_udiv_adjust): New.
5404 (round_sdiv_adjust): New.
5405 (round_udiv_adjust): New.
5406 (wrap_constant): Moved from cselib.
5407 (unwrap_constant): New.
5408 (expand_debug_expr): New.
5409 (expand_debug_locations): New.
5410 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5412 (gimple_expand_cfg): Expand debug locations.
5413 * cselib.c: Include tree-pass.h.
5414 (struct expand_value_data): New.
5415 (cselib_record_sets_hook): New.
5416 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5417 (cselib_clear_table): Move, and implemnet in terms of...
5418 (cselib_reset_table_with_next_value): ... this.
5419 (cselib_get_next_unknown_value): New.
5420 (discard_useless_locs): Don't discard preserved values.
5421 (cselib_preserve_value): New.
5422 (cselib_preserved_value_p): New.
5423 (cselib_preserve_definitely): New.
5424 (cselib_clear_preserve): New.
5425 (cselib_preserve_only_values): New.
5426 (new_cselib_val): Take rtx argument. Dump it in details.
5427 (cselib_lookup_mem): Adjust.
5428 (expand_loc): Take regs_active in struct. Adjust. Silence
5429 dumps unless details are requested.
5430 (cselib_expand_value_rtx_cb): New.
5431 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5432 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5433 without details. Copy more subregs. Try to resolve values
5434 using a callback. Wrap constants.
5435 (cselib_subst_to_values): Adjust.
5436 (cselib_log_lookup): New.
5437 (cselib_lookup): Call it.
5438 (cselib_invalidate_regno): Don't count preserved values as useless.
5439 (cselib_invalidate_mem): Likewise.
5440 (cselib_record_set): Likewise.
5441 (struct set): Renamed to cselib_set, moved to cselib.h.
5442 (cselib_record_sets): Adjust. Call hook.
5443 (cselib_process_insn): Reset table when it would be cleared.
5444 (dump_cselib_val): New.
5445 (dump_cselib_table): New.
5446 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5447 (remove_forwarder_block): Support moving debug stmts.
5448 * cselib.h (cselib_record_sets_hook): Declare.
5449 (cselib_expand_callback): New type.
5450 (cselib_expand_value_rtx_cb): Declare.
5451 (cselib_reset_table_with_next_value): Declare.
5452 (cselib_get_next_unknown_value): Declare.
5453 (cselib_preserve_value): Declare.
5454 (cselib_preserved_value_p): Declare.
5455 (cselib_preserve_only_values): Declare.
5456 (dump_cselib_table): Declare.
5457 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5458 (try_crossjump_to_edge): Likewise.
5459 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5460 dominated blocks when debug stmts are present.
5461 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5462 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5463 (set_var_live_on_entry): Likewise.
5464 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5465 * cfglayout.c (curr_location, last_location): Make static.
5466 (set_curr_insn_source_location): Don't avoid bouncing.
5467 (get_curr_insn_source_location): New.
5468 (get_curr_insn_block): New.
5469 (duplicate_insn_chain): Handle debug insns.
5470 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5472 * common.opt (fcompare-debug): Move to sort order.
5473 (fdump-unnumbered-links): Likewise.
5474 (fvar-tracking-assignments): New.
5475 (fvar-tracking-assignments-toggle): New.
5476 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5477 because of debug stmts.
5478 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5479 (eliminate_unnecessary_stmts): Walk dominated blocks before
5481 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5482 * ira.c (memref_used_between_p): Skip debug insns.
5483 (update_equiv_regs): Likewise.
5484 * sched-deps.c (sd_lists_size): Accept empty list.
5485 (sd_init_insn): Mark debug insns.
5486 (sd_finish_insn): Unmark them.
5487 (sd_add_dep): Reject non-debug deps on debug insns.
5488 (fixup_sched_groups): Give debug insns group treatment.
5490 (sched_analyze_reg): Don't mark debug insns for sched before call.
5491 (sched_analyze_2): Handle debug insns.
5492 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5494 (deps_analyze_insn): Handle debug insns.
5495 (deps_start_bb): Skip debug insns.
5496 (init_deps): Initialize last_debug_insn.
5497 * tree-ssa.c (target_for_debug_bind): New.
5498 (find_released_ssa_name): New.
5499 (propagate_var_def_into_debug_stmts): New.
5500 (propagate_defs_into_debug_stmts): New.
5501 (verify_ssa): Skip debug bind stmts without values.
5502 (warn_uninialized_vars): Skip debug stmts.
5503 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5504 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5505 (rtx_equal_p): Likewise.
5506 * ira-costs.c (scan_one_insn): Skip debug insns.
5507 (process_bb_node_for_hard_reg_moves): Likewise.
5508 * rtl.h (DEBUG_INSN_P): New.
5509 (NONDEBUG_INSN_P): New.
5510 (MAY_HAVE_DEBUG_INSNS): New.
5511 (INSN_P): Accept debug insns.
5512 (RTX_FRAME_RELATED_P): Likewise.
5513 (INSN_DELETED_P): Likewise
5514 (PAT_VAR_LOCATION_DECL): New.
5515 (PAT_VAR_LOCATION_LOC): New.
5516 (PAT_VAR_OCATION_STATUS): New.
5517 (NOTE_VAR_LOCATION_DECL): Reimplement.
5518 (NOTE_VAR_LOCATION_LOC): Likewise.
5519 (NOTE_VAR_LOCATION_STATUS): Likewise.
5520 (INSN_VAR_LOCATION): New.
5521 (INSN_VAR_LOCATION_DECL): New.
5522 (INSN_VAR_LOCATION_LOC): New.
5523 (INSN_VAR_LOCATION_STATUS): New.
5524 (gen_rtx_UNKNOWN_VAR_LOC): New.
5525 (VAR_LOC_UNKNOWN_P): New.
5526 (NOTE_DURING_CALL_P): New.
5527 (SCHED_GROUP_P): Accept debug insns.
5528 (emit_debug_insn_before): Declare.
5529 (emit_debug_insn_before_noloc): Declare.
5530 (emit_debug_insn_beore_setloc): Declare.
5531 (emit_debug_insn_after): Declare.
5532 (emit_debug_insn_after_noloc): Declare.
5533 (emit_debug_insn_after_setloc): Declare.
5534 (emit_debug_insn): Declare.
5535 (make_debug_insn_raw): Declare.
5536 (prev_nondebug_insn): Declare.
5537 (next_nondebug_insn): Declare.
5538 (delegitimize_mem_from_attrs): Declare.
5539 (get_max_insn_count): Declare.
5540 (wrap_constant): Declare.
5541 (unwrap_constant): Declare.
5542 (get_curr_insn_source_location): Declare.
5543 (get_curr_insn_block): Declare.
5544 * tree-inline.c (insert_debug_decl_map): New.
5545 (processing_debug_stmt): New.
5546 (remap_decl): Don't create new mappings in debug stmts.
5547 (remap_gimple_op_r): Don't add references in debug stmts.
5548 (copy_tree_body_r): Likewise.
5549 (remap_gimple_stmt): Handle debug bind stmts.
5550 (copy_bb): Skip debug stmts.
5551 (copy_edges_for_bb): Likewise.
5552 (copy_debug_stmt): New.
5553 (copy_debug_stmts): New.
5554 (copy_body): Copy debug stmts at the end.
5555 (insert_init_debug_bind): New.
5556 (insert_init_stmt): Take id. Skip and emit debug stmts.
5557 (setup_one_parameter): Remap variable earlier, register debug mapping.
5558 (estimate_num_insns): Skip debug stmts.
5559 (expand_call_inline): Preserve debug_map.
5560 (optimize_inline_calls): Check for no debug_stmts left-overs.
5561 (unsave_expr_now): Preserve debug_map.
5562 (copy_gimple_seq_and_replace_locals): Likewise.
5563 (tree_function_versioning): Check for no debug_stmts left-overs.
5564 Init and destroy debug_map as needed. Split edges unconditionally.
5565 (build_duplicate_type): Init and destroy debug_map as needed.
5566 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5567 (struct copy_body_data): Add debug_stmts and debug_map.
5568 * sched-int.h (struct ready_list): Add n_debug.
5569 (struct deps): Add last_debug_insn.
5570 (DEBUG_INSN_SCHED_P): New.
5571 (BOUNDARY_DEBUG_INSN_P): New.
5572 (SCHEDULE_DEBUG_INSN_P): New.
5573 (sd_iterator_cond): Accept empty list.
5574 * combine.c (create_log_links): Skip debug insns.
5575 (combine_instructions): Likewise.
5576 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5577 return value is always unshared.
5578 (struct rtx_subst_pair): New.
5579 (auto_adjust_pair): New.
5580 (propagate_for_debug_subst): New.
5581 (propagate_for_debug): New.
5582 (try_combine): Skip debug insns. Propagate removed defs into
5584 (next_nonnote_nondebug_insn): New.
5585 (distribute_notes): Use it. Skip debug insns.
5586 (distribute_links): Skip debug insns.
5587 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5588 * resource.c (mark_target_live_regs): Likewise.
5589 * var-tracking.c: Include cselib.h and target.h.
5590 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5592 (micro_operation_type_name): New.
5593 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5594 (struct micro_operation_def): Update comments.
5595 (decl_or_value): New type. Use instead of decls.
5596 (struct emit_note_data_def): Add vars.
5597 (struct attrs_def): Use decl_or_value.
5598 (struct variable_tracking_info_def): Add permp, flooded.
5599 (struct location_chain_def): Update comment.
5600 (struct variable_part_def): Use decl_or_value.
5601 (struct variable_def): Make var_part a variable length array.
5603 (scratch_regs): New.
5604 (cselib_hook_called): New.
5605 (dv_is_decl_p): New.
5606 (dv_is_value_p): New.
5609 (dv_as_opaque): New.
5610 (dv_onepart_p): New.
5612 (IS_DECL_CODE): New.
5613 (check_value_is_not_decl): New.
5614 (dv_from_decl): New.
5615 (dv_from_value): New.
5616 (dv_htab_hash): New.
5617 (variable_htab_hash): Use it.
5618 (variable_htab_eq): Support values.
5619 (variable_htab_free): Free from the right pool.
5620 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5621 (attrs_list_union): Adjust.
5622 (attrs_list_mpdv_union): New.
5623 (tie_break_pointers): New.
5624 (canon_value_cmp): New.
5625 (unshare_variable): Return possibly-modified slot.
5626 (vars_copy_1): Adjust.
5627 (var_reg_decl_set): Adjust. Split out of...
5628 (var_reg_set): ... this.
5629 (get_init_value): Adjust.
5630 (var_reg_delete_and_set): Adjust.
5631 (var_reg_delete): Adjust.
5632 (var_regno_delete): Adjust.
5633 (var_mem_decl_set): Split out of...
5634 (var_mem_set): ... this.
5635 (var_mem_delete_and_set): Adjust.
5636 (var_mem_delete): Adjust.
5640 (variable_union): Adjust. Speed up merge of 1-part vars.
5641 (variable_canonicalize): Use unshared slot.
5642 (VALUED_RECURSED_INTO): New.
5643 (find_loc_in_1pdv): New.
5644 (struct dfset_merge): New.
5645 (insert_into_intersection): New.
5646 (intersect_loc_chains): New.
5648 (canonicalize_loc_order_check): New.
5649 (canonicalize_values_mark): New.
5650 (canonicalize_values_star): New.
5651 (variable_merge_over_cur): New.
5652 (variable_merge_over_src): New.
5653 (dataflow_set_merge): New.
5654 (dataflow_set_equiv_regs): New.
5655 (remove_duplicate_values): New.
5656 (struct dfset_post_merge): New.
5657 (variable_post_merge_new_vals): New.
5658 (variable_post_merge_perm_vals): New.
5659 (dataflow_post_merge_adjust): New.
5660 (find_mem_expr_in_1pdv): New.
5661 (dataflow_set_preserve_mem_locs): New.
5662 (dataflow_set_remove_mem_locs): New.
5663 (dataflow_set_clear_at_call): New.
5664 (onepart_variable_different_p): New.
5665 (variable_different_p): Use it.
5666 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5667 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5669 (track_loc_p): Pass it true.
5670 (struct count_use_info): New.
5671 (find_use_val): New.
5672 (replace_expr_with_values): New.
5674 (use_type): New, partially split out of...
5675 (count_uses): ... this. Count new micro-ops.
5676 (count_uses_1): Adjust.
5677 (count_stores): Adjust.
5678 (count_with_sets): New.
5679 (VAL_NEEDS_RESOLUTION): New.
5680 (VAL_HOLDS_TRACK_EXPR): New.
5681 (VAL_EXPR_IS_COPIED): New.
5682 (VAL_EXPR_IS_CLOBBERED): New.
5683 (add_uses): Adjust. Generate new micro-ops.
5684 (add_uses_1): Adjust.
5685 (add_stores): Generate new micro-ops.
5686 (add_with_sets): New.
5687 (find_src_status): Adjust.
5688 (find_src_set_src): Adjust.
5689 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5690 Handle new micro-ops. Canonicalize value equivalances.
5691 (vt_find_locations): Compute total size of hash tables for
5692 dumping. Perform merge for var-tracking-assignments. Don't
5693 disregard single-block loops.
5694 (dump_attrs_list): Handle decl_or_value.
5695 (dump_variable): Take variable. Deal with decl_or_value.
5696 (dump_variable_slot): New.
5697 (dump_vars): Use it.
5698 (dump_dataflow_sets): Adjust.
5699 (set_slot_part): New, extended to support one-part variables
5700 after splitting out of...
5701 (set_variable_part): ... this.
5702 (clobber_slot_part): New, split out of...
5703 (clobber_variable_part): ... this.
5704 (delete_slot_part): New, split out of...
5705 (delete_variable_part): .... this.
5706 (check_wrap_constant): New.
5707 (vt_expand_loc_callback): New.
5708 (vt_expand_loc): New.
5709 (emit_note_insn_var_location): Adjust. Handle values. Handle
5710 EMIT_NOTE_AFTER_CALL_INSN.
5711 (emit_notes_for_differences_1): Adjust. Handle values.
5712 (emit_notes_for_differences_2): Likewise.
5713 (emit_notes_for_differences): Adjust.
5714 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5715 Adjust. Handle new micro-ops.
5716 (vt_add_function_parameters): Adjust. Create and bind values.
5717 (vt_initialize): Adjust. Initialize scratch_regs and
5718 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5719 operations. Move some code to count_with_sets and add_with_sets.
5720 (delete_debug_insns): New.
5721 (vt_debug_insns_local): New.
5722 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5724 (var_tracking_main): If var-tracking-assignments is enabled
5725 but var-tracking isn't, delete debug insns and leave. Likewise
5726 if we exceed limits or fail the stack adjustments tests, and
5727 after all var-tracking processing.
5728 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5729 (dataflow_set): Add traversed_vars.
5730 (value_chain, const_value_chain): New typedefs.
5731 (value_chain_pool, value_chains): New variables.
5732 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5733 add_value_chains, add_cselib_value_chains, remove_value_chain,
5734 remove_value_chains, remove_cselib_value_chains): New functions.
5735 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5736 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5738 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5739 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5740 (dst_can_be_shared): New variable.
5741 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5742 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5743 different from set->vars, look up slot again instead of using the
5745 (dataflow_set_init): Initialize traversed_vars.
5746 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5747 lookup if set->vars is shared. Don't keep slot cleared before
5748 calling unshare_variable. Unshare set->vars if needed. Adjust
5749 unshare_variable callers. Clear dst_can_be_shared if needed.
5750 Even ->refcount == 1 vars must be unshared if set->vars is shared
5751 and var needs to be modified.
5752 (dataflow_set_union): Set traversed_vars during canonicalization.
5753 (VALUE_CHANGED, DECL_CHANGED): Define.
5754 (set_dv_changed, dv_changed_p): New static inlines.
5755 (track_expr_p): Clear DECL_CHANGED.
5756 (dump_dataflow_sets): Set it.
5757 (variable_was_changed): Call set_dv_changed.
5758 (emit_note_insn_var_location): Likewise.
5759 (changed_variables_stack): New variable.
5760 (check_changed_vars_1, check_changed_vars_2): New functions.
5761 (emit_notes_for_changes): Do nothing if changed_variables is
5762 empty. Traverse changed_variables with check_changed_vars_1,
5763 call check_changed_vars_2 on each changed_variables_stack entry.
5764 (emit_notes_in_bb): Add SET argument. Just clear it at the
5765 beginning, use it instead of local &set, don't destroy it at the end.
5766 (vt_emit_notes): Call dataflow_set_clear early on all
5767 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5768 computed set, dataflow_set_clear also VTI(bb)->in when we are
5769 done with the basic block. Initialize changed_variables_stack,
5770 free it afterwards. If ENABLE_CHECKING verify that after noting
5771 differences to an empty set value_chains hash table is empty.
5772 (vt_initialize): Initialize value_chains and value_chain_pool.
5773 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5774 (variable_tracking_main): Call dump_dataflow_sets before calling
5775 vt_emit_notes, not after it.
5776 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5777 (propagate_var_def_into_debug_stmts): Declare.
5778 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5779 (df_set_note): Reject debug insns.
5780 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5781 add notes to debug insns.
5782 (df_note_bb_compute): Adjust. Likewise.
5783 (df_simulate_uses): Skip debug insns.
5784 (df_simulate_initialize_backwards): Likewise.
5785 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5786 (subst_stack_regs_pat): Reject debug insns.
5787 (convert_regs_1): Handle debug insns.
5788 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5789 (print-rtl.o): Depend on cselib.h.
5790 (cselib.o): Depend on TREE_PASS_H.
5791 (var-tracking.o): Depend on cselib.h and TARGET_H.
5792 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5793 (init_ready_list): Skip boundary debug insns.
5794 (add_branch_dependences): Skip debug insns.
5795 (free_block_dependencies): Check for blocks with only debug insns.
5796 (compute_priorities): Likewise.
5797 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5798 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5800 (gimple_build_debug_bind_stat): New.
5801 (empty_body_p): Skip debug stmts.
5802 (gimple_has_side_effects): Likewise.
5803 (gimple_rhs_has_side_effects): Likewise.
5804 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5805 (gimple_build_debug_bind_stat): Declare.
5806 (gimple_build_debug_bind): Define.
5807 (is_gimple_debug): New.
5808 (gimple_debug_bind_p): New.
5809 (gimple_debug_bind_get_var): New.
5810 (gimple_debug_bind_get_value): New.
5811 (gimple_debug_bind_get_value_ptr): New.
5812 (gimple_debug_bind_set_var): New.
5813 (gimple_debug_bind_set_value): New.
5814 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5815 (gimple_debug_bind_reset_value): New.
5816 (gimple_debug_bind_has_value_p): New.
5817 (gsi_next_nondebug): New.
5818 (gsi_prev_nondebug): New.
5819 (gsi_start_nondebug_bb): New.
5820 (gsi_last_nondebug_bb): New.
5821 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5822 (print_insn): Handle DEBUG_INSN.
5823 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5824 of first insn prevail.
5825 (first_stmt): Skip debug stmts.
5826 (first_non_label_stmt): Likewise.
5827 (last_stmt): Likewise.
5828 (has_zero_uses_1): New.
5829 (single_imm_use_1): New.
5830 (verify_gimple_debug): New.
5831 (verify_types_in_gimple_stmt): Handle debug stmts.
5832 (verify_stmt): Likewise.
5833 (debug_loop_num): Skip debug stmts.
5834 (remove_edge_and_dominated_blocks): Remove dominators last.
5835 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5836 (linearize_expr): Likewise.
5837 * config/i386/i386.c (ix86_delegitimize_address): Call
5838 default implementation.
5839 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5840 (group_barrier_needed): Skip debug insns.
5841 (emit_insn_group_barriers): Likewise.
5842 (emit_all_insn_group_barriers): Likewise.
5843 (ia64_variable_issue): Handle debug insns.
5844 (ia64_dfa_new_cycle): Likewise.
5845 (final_emit_insn_group_barriers): Skip debug insns.
5846 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5847 def cfa without frame.
5848 (process_set): Likewise.
5849 (process_for_unwind_directive): Pass frame on.
5850 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5851 (rs6000_delegitimize_address): New.
5852 (rs6000_debug_adjust_cost): Handle debug insns.
5853 (is_microcoded_insn): Likewise.
5854 (is_cracked_insn): Likewise.
5855 (is_nonpipeline_insn): Likewise.
5856 (insn_must_be_first_in_group): Likewise.
5857 (insn_must_be_last_in_group): Likewise.
5858 (force_new_group): Likewise.
5859 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5860 contains only debug insns.
5861 (rtl_merge_blocks): Skip debug insns.
5862 (purge_dead_edges): Likewise.
5863 (rtl_block_ends_with_call_p): Skip debug insns.
5864 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5865 (mark_reg_dependencies): Skip debug insns.
5866 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5867 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5868 * tree-ssa-threadedge.c
5869 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5870 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5871 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5872 (copyprop_hardreg_forward_1): Handle debug insns.
5873 * reload1.c (reload): Skip debug insns. Replace unassigned
5874 pseudos in debug insns with their equivalences.
5875 (eliminate_regs_in_insn): Skip debug insns.
5876 (emit_input_reload_insns): Skip debug insns at first, adjust
5878 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5879 (get_indirect_ref_operands): Pass opf_no_vops on.
5880 (get_expr_operands): Likewise. Skip debug stmts.
5881 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5883 2009-09-01 Richard Henderson <rth@redhat.com>
5885 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5886 stmt_ends_pp_p statements at least once.
5887 * tree-vrp.c (vrp_initialize): Likewise.
5888 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5890 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5893 Fix AIX bootstrap after PR debug/30161
5894 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5895 that is a GNU extension.
5896 (tmpl_value_parm_die_table): Move the definition of this global
5897 outside #ifdef DWARF2_DEBUGGING_INFO region.
5899 2009-09-01 Richard Guenther <rguenther@suse.de>
5901 * tree.c (tree_expr_size): New function.
5902 * tree.h (tree_expr_size): Declare.
5903 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5904 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5905 * langhooks.c (lhd_expr_size): Remove.
5906 * langhooks.h (struct lang_hooks): Remove expr_size.
5907 * explow.c (expr_size): Use tree_expr_size.
5908 (int_expr_size): Likewise.
5909 * langhooks-def.h (lhd_expr_size): Remove.
5910 (LANG_HOOKS_EXPR_SIZE): Likewise.
5911 (LANG_HOOKS_INITIALIZER): Adjust.
5913 2009-09-01 Richard Guenther <rguenther@suse.de>
5915 * tree-flow.h (mark_addressable): Move declaration ...
5916 * tree.h (mark_addressable): ... here.
5917 * stmt.c (expand_asm_operands): Use mark_addressable, not
5918 lang_hooks.mark_addressable.
5919 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5920 LANG_HOOKS_MARK_ADDRESSABLE.
5921 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5922 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5924 2009-08-31 Chris Demetriou <cgd@google.com>
5926 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5927 vectorize if not TARGET_SSE2.
5929 2009-08-31 DJ Delorie <dj@redhat.com>
5931 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5932 registers if no coprocessor is enabled.
5934 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5937 * cgraph.h (cgraph_get_node): Declare ...
5938 * cgraph.c (cgraph_get_node): ... new function.
5939 * dwarf2out.c (gen_generic_params_dies,
5940 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5941 make_ith_pack_parameter_name,
5942 append_entry_to_tmpl_value_parm_die_table,
5943 gen_remaining_tmpl_value_param_die_attribute): New functions.
5944 (gen_subprogram_die): Generate debug info for template parameters
5945 if debug info level is higher than DINFO_LEVEL_TERSE.
5946 Use tree_add_const_value_attribute_for_decl instead of
5947 tree_add_const_value_attribute.
5948 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5949 instead of tree_add_const_value_attribute.
5950 (gen_struct_or_union_type_die): Generate debug
5951 info for template parameters if debug info level is higher than
5953 (tree_add_const_value_attribute): Handle integral and pointer
5954 constants. Update comment.
5955 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5956 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5957 (reference_to_unused): Fix thinko. Remove redundant predicates from
5959 (tree_add_const_value_attribute): Make this work for constant
5961 tree_add_const_value_attribute_for_decl is to be used for variable
5963 (add_location_or_const_value_attribute): Use
5964 tree_add_const_value_attribute_for_decl now.
5965 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5966 DW_TAG_template_value_param DIEs after function DIEs have been
5968 * langhooks.h (lang_hooks_for_types): Add
5969 get_argument_pack_elems.
5970 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5971 (lang_hooks): Added get_innermost_generic_parms,
5972 get_innermost_generic_args.
5973 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5974 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5975 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5976 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5978 2009-08-31 DJ Delorie <dj@redhat.com>
5980 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5981 it once we start generating the prologue or epilogue.
5982 (mep_call_saves_register): If the frame is locked, re-use
5984 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5985 (mep_expand_prologue): Call it.
5986 (mep_expand_epilogue): Likewise.
5987 (mep_start_function): Use the same logic as mep_expand_prologue.
5988 (mep_pass_by_reference): Make logic more readable.
5989 (mep_return_in_memory): Zero-sized objects are passed in memory.
5990 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5992 2009-08-31 Richard Guenther <rguenther@suse.de>
5994 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5995 to query if the memory regions for memmove overlap.
5996 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5997 asserts on pointers, instead deal with odd trees.
5998 (ptr_derefs_may_alias_p): Likewise.
5999 (refs_may_alias_p_1): Constructor bases also never alias.
6001 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6003 * doc/install.texi (Final install): Adjust reference on where to
6004 order printed manuals.
6006 2009-08-30 Olivier Hainque <hainque@adacore.com>
6008 * dwarf2out.c (switch_to_frame_table_section): Move
6009 definition prior to first use.
6011 2009-08-30 Richard Guenther <rguenther@suse.de>
6013 PR tree-optimization/41186
6014 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6015 (ao_ref_init_from_ptr_and_size): New function.
6016 (ref_maybe_used_by_call_p_1): Be more precise tracking
6017 used ranges for builtin functions.
6018 (ref_maybe_used_by_call_p): Adjust.
6019 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6020 ranges for builtin functions.
6021 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6023 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6026 * fwprop.c (get_reg_use_in): Delete.
6027 (free_load_extend): New function.
6028 (forward_propagate_subreg): Use it.
6030 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6032 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6034 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6037 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6040 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6042 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6043 fini or fini_array section.
6045 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6047 * graphite-dependences.c (graphite_legal_transform_bb): Call
6048 pbb_remove_duplicate_pdrs.
6049 * graphite-poly.c (can_collapse_pdr): Removed.
6050 (pdr_find_duplicate): Removed.
6051 (can_collapse_pdrs): New.
6052 (pbb_remove_duplicate_pdrs): New.
6053 (new_poly_dr): Do not look for duplicates.
6054 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6055 (PBB_PDR_DUPLICATES_REMOVED): New.
6056 (pbb_remove_duplicate_pdrs): Declared.
6058 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6060 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6061 the strides by multiplying by PDR_NB_REFS.
6062 * graphite-poly.c (can_collapse_pdr): New.
6063 (pdr_find_duplicate): New.
6064 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6065 Initialize PDR_NB_REFS.
6066 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6068 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6070 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6073 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6076 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6078 * graphite-dependences.c (pddr_original_scattering): Return NULL
6079 for read-read dependence relations.
6080 * graphite-poly.h (enum poly_dr_type): Fix comment.
6083 (pdr_may_write_p): New.
6085 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6087 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6088 (struct poly_dr): Same.
6089 (new_poly_dr): Same.
6090 * graphite-poly.c (new_poly_dr): Same.
6091 * graphite-dependences.c (dot_deps): Disable call to system.
6093 2009-08-28 Cary Coutant <ccoutant@google.com>
6096 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6097 struct/union/enum types local to a function.
6099 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6100 Sebastian Pop <sebastian.pop@amd.com>
6102 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6103 pbb_strip_mine_time_depth. Changed the implementation so that
6104 transformation is expressed as a transformation on
6105 time (scatttering) dimensions. Also, ensures that the 2d+1
6106 scheduling format is preserved.
6107 (pbb_strip_mine_profitable_p): Profitability is based on the
6108 iteration number of a given time (scattering) dimension,
6109 and not on a original loop depth dimension.
6110 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6111 (pbb_do_strip_mine): Call psct_dynamic_dim.
6112 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6113 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6114 (pbb_nb_dynamic_scattering_transform): New.
6115 (psct_dynamic_dim): New.
6117 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6119 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6120 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6121 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6122 * graphite-interchange.c (build_linearized_memory_access): Same.
6123 (memory_stride_in_loop): Same.
6125 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6127 * graphite-dependences.c (pddr_original_scattering): New.
6128 (graphite_legal_transform_dr): Call pddr_original_scattering.
6131 * graphite-dependences.h (dot_deps): Declared.
6132 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6133 (print_pdr): Print PDR_ID.
6134 * graphite-poly.h (struct poly_dr): Add field id.
6137 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6139 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6141 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6142 not delete the original dependence relation.
6144 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6146 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6147 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6148 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6149 (free_poly_ddr): New.
6150 (pddr_is_empty): New.
6151 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6152 (dependence_polyhedron): Same. Remove useless gcc_assert.
6154 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6155 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6156 * graphite-dependences.h (enum poly_dependence_kind): New.
6157 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6158 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6159 (PDRP_SINK): Renamed PDDR_SINK.
6160 (PDRP_DDP): Renamed PDDR_DDP.
6162 (free_poly_ddr): Declared.
6163 * graphite-poly.c (new_scop): Use the new hash function names.
6164 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6165 into original_pddrs.
6166 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6168 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6170 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6171 bounds with LT_EXPR to make niter analysis more precise on code
6172 generated by Graphite.
6174 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6176 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6177 (graphite_legal_transform_bb): Same.
6178 (poly_drs_may_alias_p): Same.
6180 2009-08-28 Richard Guenther <rguenther@suse.de>
6182 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6184 2009-08-28 Jan Beulich <jbeulich@novell.com>
6186 * config/i386/netware.c: Include langhooks.h.
6187 (i386_nlm_encode_section_info): Simplify.
6188 (netware_override_options): Delete.
6189 * config/i386/netware.h (netware_override_options): Delete
6191 (OVERRIDE_OPTIONS): Delete definition.
6192 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6193 (ASM_COMMENT_START): Define.
6194 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6196 2009-08-28 Jan Beulich <jbeulich@novell.com>
6198 * configure.ac: For in-tree ld, do a plain version check to
6199 determine whether comdat groups are supported.
6200 * configure: Regenerate.
6202 2009-08-28 Olivier Hainque <hainque@adacore.com>
6204 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6205 always defined. Reflect definition or absence of such for
6206 COLLECT_EXPORT_LIST. Readability helper.
6207 (scanfilter): New enum, to help control what symbols
6208 are to be considered or ignored by scan_prog_file.
6209 (enum pass): Rename as "scanpass", moved together with scanfilter
6210 prior to scan_prog_file's prototype.
6211 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6212 Group prototype with the scanpass/scanfilter definitions, factorize
6213 head comments for the several implementations at the prototype.
6214 (main): Reorganize the first pass link control to let AIX
6215 drag only the needed frame tables in executables. Prevent
6216 frame tables collection during the scan aimed at static ctors.
6217 Pre-link and scan for frame tables later to compensate.
6218 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6219 A C statement to issue assembly directives that create a reference
6220 to the given DWARF table identifier label from the current function
6222 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6223 to differentiate first time section entry. Only emit a .data
6224 tables start identifier label the first time around.
6225 (switch_to_frame_table_section): New function. Helper for
6226 output_call_frame_info to switch possibly BACK into the eh_frame
6227 or the debug_frame section depending on FOR_EH.
6228 (output_call_frame_info): Use helper to first enter the proper
6230 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6231 emit a link to the frame table start label from each function
6233 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6234 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6235 * config/rs6000/rs6000-protos.h: Declare it.
6236 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6238 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6240 * config/sh/sh.c (split_branches): Check the result of
6243 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6245 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6246 using -pthread -fopenmp
6248 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6250 * doc/service.texi (service directory): Update URL.
6252 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6254 PR rtl-optimization/40861
6255 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6256 extract word from a multi-word subreg for negative byte positions.
6258 2009-08-27 Tristan Gingold <gingold@adacore.com>
6259 Douglas B Rupp <rupp@gnat.com>
6261 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6262 (SECTION_VMS_OVERLAY): Define.
6263 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6265 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6267 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6268 common_object declarations.
6269 (ia64_section_type_flags): Set section flag for common_object.
6270 * config/ia64/ia64-protos.h
6271 (ia64_vms_output_aligned_decl_common): Declare.
6272 (ia64_vms_elf_asm_named_section): Declare.
6274 2009-08-27 Michael Matz <matz@suse.de>
6276 * expr.c (expand_expr_real_2): New function taking exploded
6277 unary or binary expression, split out from ...
6278 (expand_expr_real_1): ... here. Move over all unary/binary
6279 switch parts to above function, in particular these codes:
6280 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6281 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6282 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6283 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6284 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6285 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6286 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6287 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6288 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6289 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6290 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6291 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6292 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6293 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6294 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6295 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6296 VEC_PACK_FIX_TRUNC_EXPR.
6297 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6300 2009-08-27 Richard Guenther <rguenther@suse.de>
6302 * gengtype.c (main): Handle uint64_t.
6303 * ipa-utils.c (get_base_var): Indent properly.
6304 * tree-ssa-live.c (debug_scope_block): New function.
6305 * tree-flow.h (debug_scope_block): Declare.
6306 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6307 * basic-block.h (enum profile_status): Rename to
6308 enum profile_status_d.
6309 (x_profile_status): Adjust type.
6311 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6314 * dwarf2out.c (get_context_die): Declare this static function.
6315 (gen_type_die_with_usage): Make sure a DIE is a generated for
6316 the context of a typedef.
6318 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6320 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6323 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6325 * config/mips/mips-protos.h (mips_output_sync): Declare.
6326 (mips_sync_loop_insns): Likewise.
6327 (mips_output_sync_loop): Replace first two parameters with an rtx.
6328 * config/mips/mips.c (mips_multi_member): New structure.
6329 (mips_multi_members): New variable.
6330 (mips_multi_start): New function.
6331 (mips_multi_add): Likewise.
6332 (mips_multi_add_insn): Likewise.
6333 (mips_multi_add_label): Likewise.
6334 (mips_multi_last_index): Likewise.
6335 (mips_multi_copy_insn): Likewise.
6336 (mips_multi_set_operand): Likewise.
6337 (mips_multi_write): Likewise.
6338 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6339 (mips_init_print_operand_punct): Update accordingly.
6340 (mips_start_ll_sc_sync_block): New function.
6341 (mips_end_ll_sc_sync_block): Likewise.
6342 (mips_output_sync): Likewise.
6343 (mips_sync_insn1_template): Likewise.
6344 (mips_sync_insn2_template): Likewise.
6345 (mips_get_sync_operand): Likewise.
6346 (mips_process_sync_loop): Likewise.
6347 (mips_output_sync_loop): Use mips_process_sync_loop.
6348 (mips_sync_loop_insns): New function.
6349 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6350 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6351 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6352 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6353 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6354 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6355 (MIPS_SYNC_OLD_OP_12): Likewise.
6356 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6357 (MIPS_SYNC_NEW_OP_12): Likewise.
6358 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6359 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6360 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6361 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6362 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6363 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6364 * config/mips/mips.md (sync_mem): New attribute.
6365 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6366 (sync_exclusive_mask, sync_required_oldval): Likewise.
6367 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6368 (sync_release_barrier): Likewise.
6369 (length): Handle sync loops.
6370 (sync): Use mips_output_sync.
6371 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6372 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6373 and use mips_output_sync_loop.
6374 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6375 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6376 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6377 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6378 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6379 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6380 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6381 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6382 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6384 2009-08-26 Richard Guenther <rguenther@suse.de>
6387 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6388 the types to not match.
6389 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6391 * tree-ssa.c (useless_type_conversion_p): Conversions to
6392 pointers to unprototyped functions are useless.
6394 2009-08-26 Richard Guenther <rguenther@suse.de>
6396 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6397 whole-program condition, prepare to be called for non-globals.
6398 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6399 params build a representative with known type and track its fields.
6401 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6403 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6404 clearing by a taken branch.
6405 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6406 effectively after bbro pass.
6407 (sync_nand<mode>): Ditto.
6408 (sync_old_<fetchop_name><mode>): Ditto.
6409 (sync_old_nand<mode>): Ditto.
6410 (sync_new_<fetchop_name><mode>): Dito.
6411 (sync_new_nand<mode>): Ditto.
6412 (sync_compare_and_swap<mode>_1): Ditto.
6413 (*sync_compare_and_swap<mode>): Ditto.
6414 (sync_lock_test_and_set<mode>_1): Ditto.
6415 ("sync_lock_test_and_set<mode>): Ditto.
6417 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6419 * hwint.h (HOST_LONG_FORMAT): New macro
6420 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6421 Use HOST_PTR_PRINTF.
6422 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6423 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6424 (HOST_PTR_PRINTF): Document.
6426 2009-08-25 Jan Hubicka <jh@suse.cz>
6428 * config/i386/bmmintrin.h: Replace by #error.
6431 Michael Meissner <michael.meissner@amd.com>
6432 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6433 Tony Linthicum <tony.linthicum@amd.com>
6435 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6436 (TARGET_ROUND): New macro for the round/ptest instructions which
6437 are shared between SSE4.1 and SSE5.
6438 (OPTION_MASK_ISA_ROUND): Ditto.
6439 (OPTION_ISA_ROUND): Ditto.
6440 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6441 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6443 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6444 (-mfused-madd): New switch to give users control over whether the
6445 compiler optimizes to use the multiply/add SSE5 instructions.
6447 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6448 (ix86_handle_option): Turn off 3dnow if -msse5.
6449 (override_options): Add SSE5 support.
6450 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6452 (ix86_expand_sse_movcc): Add SSE5 support.
6453 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6454 vector type to the next largest size.
6455 (ix86_expand_sse5_pack): New function to use pperm to pack a
6456 vector type to the next smallest size.
6457 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6458 (IX86_BUILTIN_FMADDSD): Ditto.
6459 (IX86_BUILTIN_FMADDPS): Ditto.
6460 (IX86_BUILTIN_FMADDPD): Ditto.
6461 (IX86_BUILTIN_FMSUBSS): Ditto.
6462 (IX86_BUILTIN_FMSUBSD): Ditto.
6463 (IX86_BUILTIN_FMSUBPS): Ditto.
6464 (IX86_BUILTIN_FMSUBPD): Ditto.
6465 (IX86_BUILTIN_FNMADDSS): Ditto.
6466 (IX86_BUILTIN_FNMADDSD): Ditto.
6467 (IX86_BUILTIN_FNMADDPS): Ditto.
6468 (IX86_BUILTIN_FNMADDPD): Ditto.
6469 (IX86_BUILTIN_FNMSUBSS): Ditto.
6470 (IX86_BUILTIN_FNMSUBSD): Ditto.
6471 (IX86_BUILTIN_FNMSUBPS): Ditto.
6472 (IX86_BUILTIN_FNMSUBPD): Ditto.
6473 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6474 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6475 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6476 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6477 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6478 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6479 (IX86_BUILTIN_PPERM): Ditto.
6480 (IX86_BUILTIN_PERMPS): Ditto.
6481 (IX86_BUILTIN_PERMPD): Ditto.
6482 (IX86_BUILTIN_PMACSSWW): Ditto.
6483 (IX86_BUILTIN_PMACSWW): Ditto.
6484 (IX86_BUILTIN_PMACSSWD): Ditto.
6485 (IX86_BUILTIN_PMACSWD): Ditto.
6486 (IX86_BUILTIN_PMACSSDD): Ditto.
6487 (IX86_BUILTIN_PMACSDD): Ditto.
6488 (IX86_BUILTIN_PMACSSDQL): Ditto.
6489 (IX86_BUILTIN_PMACSSDQH): Ditto.
6490 (IX86_BUILTIN_PMACSDQL): Ditto.
6491 (IX86_BUILTIN_PMACSDQH): Ditto.
6492 (IX86_BUILTIN_PMADCSSWD): Ditto.
6493 (IX86_BUILTIN_PMADCSWD): Ditto.
6494 (IX86_BUILTIN_PHADDBW): Ditto.
6495 (IX86_BUILTIN_PHADDBD): Ditto.
6496 (IX86_BUILTIN_PHADDBQ): Ditto.
6497 (IX86_BUILTIN_PHADDWD): Ditto.
6498 (IX86_BUILTIN_PHADDWQ): Ditto.
6499 (IX86_BUILTIN_PHADDDQ): Ditto.
6500 (IX86_BUILTIN_PHADDUBW): Ditto.
6501 (IX86_BUILTIN_PHADDUBD): Ditto.
6502 (IX86_BUILTIN_PHADDUBQ): Ditto.
6503 (IX86_BUILTIN_PHADDUWD): Ditto.
6504 (IX86_BUILTIN_PHADDUWQ): Ditto.
6505 (IX86_BUILTIN_PHADDUDQ): Ditto.
6506 (IX86_BUILTIN_PHSUBBW): Ditto.
6507 (IX86_BUILTIN_PHSUBWD): Ditto.
6508 (IX86_BUILTIN_PHSUBDQ): Ditto.
6509 (IX86_BUILTIN_PROTB): Ditto.
6510 (IX86_BUILTIN_PROTW): Ditto.
6511 (IX86_BUILTIN_PROTD): Ditto.
6512 (IX86_BUILTIN_PROTQ): Ditto.
6513 (IX86_BUILTIN_PROTB_IMM): Ditto.
6514 (IX86_BUILTIN_PROTW_IMM): Ditto.
6515 (IX86_BUILTIN_PROTD_IMM): Ditto.
6516 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6517 (IX86_BUILTIN_PSHLB): Ditto.
6518 (IX86_BUILTIN_PSHLW): Ditto.
6519 (IX86_BUILTIN_PSHLD): Ditto.
6520 (IX86_BUILTIN_PSHLQ): Ditto.
6521 (IX86_BUILTIN_PSHAB): Ditto.
6522 (IX86_BUILTIN_PSHAW): Ditto.
6523 (IX86_BUILTIN_PSHAD): Ditto.
6524 (IX86_BUILTIN_PSHAQ): Ditto.
6525 (IX86_BUILTIN_FRCZSS): Ditto.
6526 (IX86_BUILTIN_FRCZSD): Ditto.
6527 (IX86_BUILTIN_FRCZPS): Ditto.
6528 (IX86_BUILTIN_FRCZPD): Ditto.
6529 (IX86_BUILTIN_CVTPH2PS): Ditto.
6530 (IX86_BUILTIN_CVTPS2PH): Ditto.
6531 (IX86_BUILTIN_COMEQSS): Ditto.
6532 (IX86_BUILTIN_COMNESS): Ditto.
6533 (IX86_BUILTIN_COMLTSS): Ditto.
6534 (IX86_BUILTIN_COMLESS): Ditto.
6535 (IX86_BUILTIN_COMGTSS): Ditto.
6536 (IX86_BUILTIN_COMGESS): Ditto.
6537 (IX86_BUILTIN_COMUEQSS): Ditto.
6538 (IX86_BUILTIN_COMUNESS): Ditto.
6539 (IX86_BUILTIN_COMULTSS): Ditto.
6540 (IX86_BUILTIN_COMULESS): Ditto.
6541 (IX86_BUILTIN_COMUGTSS): Ditto.
6542 (IX86_BUILTIN_COMUGESS): Ditto.
6543 (IX86_BUILTIN_COMORDSS): Ditto.
6544 (IX86_BUILTIN_COMUNORDSS): Ditto.
6545 (IX86_BUILTIN_COMFALSESS): Ditto.
6546 (IX86_BUILTIN_COMTRUESS): Ditto.
6547 (IX86_BUILTIN_COMEQSD): Ditto.
6548 (IX86_BUILTIN_COMNESD): Ditto.
6549 (IX86_BUILTIN_COMLTSD): Ditto.
6550 (IX86_BUILTIN_COMLESD): Ditto.
6551 (IX86_BUILTIN_COMGTSD): Ditto.
6552 (IX86_BUILTIN_COMGESD): Ditto.
6553 (IX86_BUILTIN_COMUEQSD): Ditto.
6554 (IX86_BUILTIN_COMUNESD): Ditto.
6555 (IX86_BUILTIN_COMULTSD): Ditto.
6556 (IX86_BUILTIN_COMULESD): Ditto.
6557 (IX86_BUILTIN_COMUGTSD): Ditto.
6558 (IX86_BUILTIN_COMUGESD): Ditto.
6559 (IX86_BUILTIN_COMORDSD): Ditto.
6560 (IX86_BUILTIN_COMUNORDSD): Ditto.
6561 (IX86_BUILTIN_COMFALSESD): Ditto.
6562 (IX86_BUILTIN_COMTRUESD): Ditto.
6563 (IX86_BUILTIN_COMEQPS): Ditto.
6564 (IX86_BUILTIN_COMNEPS): Ditto.
6565 (IX86_BUILTIN_COMLTPS): Ditto.
6566 (IX86_BUILTIN_COMLEPS): Ditto.
6567 (IX86_BUILTIN_COMGTPS): Ditto.
6568 (IX86_BUILTIN_COMGEPS): Ditto.
6569 (IX86_BUILTIN_COMUEQPS): Ditto.
6570 (IX86_BUILTIN_COMUNEPS): Ditto.
6571 (IX86_BUILTIN_COMULTPS): Ditto.
6572 (IX86_BUILTIN_COMULEPS): Ditto.
6573 (IX86_BUILTIN_COMUGTPS): Ditto.
6574 (IX86_BUILTIN_COMUGEPS): Ditto.
6575 (IX86_BUILTIN_COMORDPS): Ditto.
6576 (IX86_BUILTIN_COMUNORDPS): Ditto.
6577 (IX86_BUILTIN_COMFALSEPS): Ditto.
6578 (IX86_BUILTIN_COMTRUEPS): Ditto.
6579 (IX86_BUILTIN_COMEQPD): Ditto.
6580 (IX86_BUILTIN_COMNEPD): Ditto.
6581 (IX86_BUILTIN_COMLTPD): Ditto.
6582 (IX86_BUILTIN_COMLEPD): Ditto.
6583 (IX86_BUILTIN_COMGTPD): Ditto.
6584 (IX86_BUILTIN_COMGEPD): Ditto.
6585 (IX86_BUILTIN_COMUEQPD): Ditto.
6586 (IX86_BUILTIN_COMUNEPD): Ditto.
6587 (IX86_BUILTIN_COMULTPD): Ditto.
6588 (IX86_BUILTIN_COMULEPD): Ditto.
6589 (IX86_BUILTIN_COMUGTPD): Ditto.
6590 (IX86_BUILTIN_COMUGEPD): Ditto.
6591 (IX86_BUILTIN_COMORDPD): Ditto.
6592 (IX86_BUILTIN_COMUNORDPD): Ditto.
6593 (IX86_BUILTIN_COMFALSEPD): Ditto.
6594 (IX86_BUILTIN_COMTRUEPD): Ditto.
6595 (IX86_BUILTIN_PCOMEQUB): Ditto.
6596 (IX86_BUILTIN_PCOMNEUB): Ditto.
6597 (IX86_BUILTIN_PCOMLTUB): Ditto.
6598 (IX86_BUILTIN_PCOMLEUB): Ditto.
6599 (IX86_BUILTIN_PCOMGTUB): Ditto.
6600 (IX86_BUILTIN_PCOMGEUB): Ditto.
6601 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6602 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6603 (IX86_BUILTIN_PCOMEQUW): Ditto.
6604 (IX86_BUILTIN_PCOMNEUW): Ditto.
6605 (IX86_BUILTIN_PCOMLTUW): Ditto.
6606 (IX86_BUILTIN_PCOMLEUW): Ditto.
6607 (IX86_BUILTIN_PCOMGTUW): Ditto.
6608 (IX86_BUILTIN_PCOMGEUW): Ditto.
6609 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6610 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6611 (IX86_BUILTIN_PCOMEQUD): Ditto.
6612 (IX86_BUILTIN_PCOMNEUD): Ditto.
6613 (IX86_BUILTIN_PCOMLTUD): Ditto.
6614 (IX86_BUILTIN_PCOMLEUD): Ditto.
6615 (IX86_BUILTIN_PCOMGTUD): Ditto.
6616 (IX86_BUILTIN_PCOMGEUD): Ditto.
6617 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6618 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6619 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6620 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6621 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6622 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6623 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6624 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6625 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6626 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6627 (IX86_BUILTIN_PCOMEQB): Ditto.
6628 (IX86_BUILTIN_PCOMNEB): Ditto.
6629 (IX86_BUILTIN_PCOMLTB): Ditto.
6630 (IX86_BUILTIN_PCOMLEB): Ditto.
6631 (IX86_BUILTIN_PCOMGTB): Ditto.
6632 (IX86_BUILTIN_PCOMGEB): Ditto.
6633 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6634 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6635 (IX86_BUILTIN_PCOMEQW): Ditto.
6636 (IX86_BUILTIN_PCOMNEW): Ditto.
6637 (IX86_BUILTIN_PCOMLTW): Ditto.
6638 (IX86_BUILTIN_PCOMLEW): Ditto.
6639 (IX86_BUILTIN_PCOMGTW): Ditto.
6640 (IX86_BUILTIN_PCOMGEW): Ditto.
6641 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6642 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6643 (IX86_BUILTIN_PCOMEQD): Ditto.
6644 (IX86_BUILTIN_PCOMNED): Ditto.
6645 (IX86_BUILTIN_PCOMLTD): Ditto.
6646 (IX86_BUILTIN_PCOMLED): Ditto.
6647 (IX86_BUILTIN_PCOMGTD): Ditto.
6648 (IX86_BUILTIN_PCOMGED): Ditto.
6649 (IX86_BUILTIN_PCOMFALSED): Ditto.
6650 (IX86_BUILTIN_PCOMTRUED): Ditto.
6651 (IX86_BUILTIN_PCOMEQQ): Ditto.
6652 (IX86_BUILTIN_PCOMNEQ): Ditto.
6653 (IX86_BUILTIN_PCOMLTQ): Ditto.
6654 (IX86_BUILTIN_PCOMLEQ): Ditto.
6655 (IX86_BUILTIN_PCOMGTQ): Ditto.
6656 (IX86_BUILTIN_PCOMGEQ): Ditto.
6657 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6658 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6659 (enum multi_arg_type): New enum for describing the various SSE5
6660 intrinsic argument types.
6661 (bdesc_multi_arg): New table for SSE5 intrinsics.
6662 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6663 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6665 (ix86_expand_builtin): Add SSE5 intrinsic support.
6666 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6667 operand instructions.
6668 (ix86_expand_sse5_multiple_memory): New function to split the
6669 second memory reference from SSE5 instructions.
6670 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6671 (ix86_return_pops_args): Use stdarg_p to determine if the function
6672 has variable arguments.
6673 (ix86_setup_incoming_varargs): Ditto.
6674 (x86_this_parameter): Ditto.
6676 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6678 (ix86_expand_sse5_pack): Ditto.
6679 (ix86_sse5_valid_op_p): Ditto.
6680 (ix86_expand_sse5_multiple_memory): Ditto.
6682 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6683 constant for SSE5 support.
6684 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6685 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6686 (UNSPEC_SSE5_PERMUTE): Ditto.
6687 (UNSPEC_SSE5_ASHIFT): Ditto.
6688 (UNSPEC_SSE5_LSHIFT): Ditto.
6689 (UNSPEC_FRCZ): Ditto.
6690 (UNSPEC_CVTPH2PS): Ditto.
6691 (UNSPEC_CVTPS2PH): Ditto.
6692 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6694 (COM_FALSE_S): Ditto.
6695 (COM_FALSE_P): Ditto.
6696 (COM_TRUE_S): Ditto.
6697 (COM_TRUE_P): Ditto.
6698 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6699 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6701 (memory attribute): Ditto.
6702 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6703 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6704 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6705 (floor<mode>2): Ditto.
6706 (ceil<mode>2): Ditto.
6707 (btrunc<mode>2): Ditto.
6708 (nearbyintdf2): Ditto.
6709 (nearbyintsf2): Ditto.
6710 (sse_setccsf): Disable if SSE5.
6711 (sse_setccdf): Ditto.
6712 (sse5_setcc<mode>): New support for SSE5 conditional move.
6713 (sse5_pcmov_<mode>): Ditto.
6715 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6717 (SSEMODEF2P): Ditto.
6718 (ssemodesuffixf4): New mode attribute for SSE5.
6719 (ssemodesuffixf2s): Ditto.
6720 (ssemodesuffixf2c): Ditto.
6721 (sserotatemax): Ditto.
6722 (ssescalarmode): Ditto.
6723 (sse_maskcmpv4sf3): Disable if SSE5.
6724 (sse_maskcmpv2df3): Ditto.
6725 (sse_vmmaskcmpv4sf3): Ditto.
6726 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6727 (sse5_vmfmadd<mode>4): Ditto.
6728 (sse5_fmsub<mode>4): Ditto.
6729 (sse5_vmfmsub<mode>4): Ditto.
6730 (sse5_fnmadd<mode>4): Ditto.
6731 (sse5_vmfnmadd<mode>4): Ditto.
6732 (sse5_fnmsub<mode>4): Ditto.
6733 (sse5_vmfnmsub<mode>4): Ditto.
6734 (sse5i_fmadd<mode>4): Ditto.
6735 (sse5i_fmsub<mode>4): Ditto.
6736 (sse5i_fnmadd<mode>4): Ditto.
6737 (sse5i_fnmsub<mode>4): Ditto.
6738 (sse5i_vmfmadd<mode>4): Ditto.
6739 (sse5i_vmfmsub<mode>4): Ditto.
6740 (sse5i_vmfnmadd<mode>4): Ditto.
6741 (sse5i_vmfnmsub<mode>4): Ditto.
6742 (mulv16qi3): Add SSE5 support.
6744 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6745 (sse2_mulv4si3): Disable if SSE5.
6746 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6747 (sse4_1_roundps): Ditto.
6748 (sse4_1_roundsd): Ditto.
6749 (sse4_1_roundss): Ditto.
6750 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6752 (sse_maskcmpsf3): Ditto.
6753 (sse_vmmaskcmpv4sf3): Ditto.
6754 (sse2_maskcmpv2df3): Ditto.
6755 (sse2_maskcmpdf3): Ditto.
6756 (sse2_vmmaskcmpv2df3): Ditto.
6757 (sse2_eq<mode>3): Ditto.
6758 (sse2_gt<mode>3): Ditto.
6759 (sse5_pcmov_<mode>): Add SSE5 support.
6760 (vec_unpacku_hi_v16qi): Ditto.
6761 (vec_unpacks_hi_v16qi): Ditto.
6762 (vec_unpacku_lo_v16qi): Ditto.
6763 (vec_unpacks_lo_v16qi): Ditto.
6764 (vec_unpacku_hi_v8hi): Ditto.
6765 (vec_unpacks_hi_v8hi): Ditto.
6766 (vec_unpacku_lo_v8hi): Ditto.
6767 (vec_unpacks_lo_v8hi): Ditto.
6768 (vec_unpacku_hi_v4si): Ditto.
6769 (vec_unpacks_hi_v4si): Ditto.
6770 (vec_unpacku_lo_v4si): Ditto.
6771 (vec_unpacks_lo_v4si): Ditto.
6772 (sse5_pmacsww): New SSE5 intrinsic insn.
6773 (sse5_pmacssww): Ditto.
6774 (sse5_pmacsdd): Ditto.
6775 (sse5_pmacssdd): Ditto.
6776 (sse5_pmacssdql): Ditto.
6777 (sse5_pmacssdqh): Ditto.
6778 (sse5_pmacsdqh): Ditto.
6779 (sse5_pmacsswd): Ditto.
6780 (sse5_pmacswd): Ditto.
6781 (sse5_pmadcsswd): Ditto.
6782 (sse5_pmadcswd): Ditto.
6783 (sse5_pcmov_<move>): Conditional move support on SSE5.
6784 (sse5_phaddbw): New SSE5 intrinsic insn.
6785 (sse5_phaddbd): Ditto.
6786 (sse5_phaddbq): Ditto.
6787 (sse5_phaddwd): Ditto.
6788 (sse5_phaddwq): Ditto.
6789 (sse5_phadddq): Ditto.
6790 (sse5_phaddubw): Ditto.
6791 (sse5_phaddubd): Ditto.
6792 (sse5_phaddubq): Ditto.
6793 (sse5_phadduwd): Ditto.
6794 (sse5_phadduwq): Ditto.
6795 (sse5_phaddudq): Ditto.
6796 (sse5_phsubbw): Ditto.
6797 (sse5_phsubwd): Ditto.
6798 (sse5_phsubdq): Ditto.
6799 (sse5_pperm): Ditto.
6800 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6801 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6802 (sse5_pperm_sign_v8hi_v4si): Ditto.
6803 (sse5_pperm_zero_v8hi_v4si): Ditto.
6804 (sse5_pperm_sign_v4si_v2di): Ditto.
6805 (sse5_pperm_sign_v4si_v2di): Ditto.
6806 (sse5_pperm_pack_v2di_v4si): Ditto.
6807 (sse5_pperm_pack_v4si_v8hi): Ditto.
6808 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6809 (sse5_perm<mode>): New SSE5 intrinsic insn.
6810 (rotl<mode>3): Ditto.
6811 (sse5_rotl<mode>3): Ditto.
6812 (sse5_ashl<mode>3): Ditto.
6813 (sse5_lshl<mode>3): Ditto.
6814 (sse5_frcz<mode>2): Ditto.
6815 (sse5s_frcz<mode>2): Ditto.
6816 (sse5_cvtph2ps): Ditto.
6817 (sse5_cvtps2ph): Ditto.
6818 (sse5_vmmaskcmp<mode>3): Ditto.
6819 (sse5_com_tf<mode>3): Ditto.
6820 (sse5_maskcmp<mode>3): Ditto.
6821 (sse5_maskcmp_uns<mode>3): Ditto.
6822 (sse5_maskcmp_uns2<mode>3): Ditto.
6823 (sse5_pcom_tf<mode>3): Ditto.
6825 * config/i386/predicates.md (sse5_comparison_float_operator):
6826 New predicate to match the comparison operators supported by
6827 the SSE5 com instruction.
6828 (ix86_comparison_int_operator): New predicate to match just the
6829 signed int comparisons.
6830 (ix86_comparison_uns_operator): New predicate to match just the
6831 unsigned int comparisons.
6833 * doc/invoke.texi (-msse5): Add documentation.
6834 (-mfused-madd): Ditto.
6836 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6838 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6840 (x86_64-*-*): Ditto.
6842 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6844 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6845 intrinisics for SSE5.
6847 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6850 * config/i386/mmintrin-common.h: New file, to contain common
6851 instructions between SSE4.1 and SSE5.
6853 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6854 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6855 (gen_regparm_prefix): Ditto.
6857 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6858 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6859 prototype_p to determine if a function is prototyped.
6861 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6863 * c-common.c (c_common_reswords) add the alignof keyword,
6864 with same RID as __alignof and __alignof__
6866 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6868 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6869 * hooks.c (hook_bool_const_int_const_int_true): New function.
6870 * target.h (struct gcc_target): Add can_eliminate field.
6871 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6872 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6873 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6874 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6875 (elim_table): Revise comment.
6876 * system.h (CAN_ELIMINATE): Poison.
6877 * defaults.h (CAN_ELIMINATE): Remove.
6878 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6880 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6881 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6883 (alpha_vms_can_eliminate): Declare as static, change return type to
6885 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6887 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6888 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6889 (arm_can_eliminate): New function.
6891 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6892 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6893 (avr_can_eliminate): Declare as static.
6894 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6896 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6897 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6898 (bfin_can_eliminate): New function.
6900 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6901 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6902 (crx_can_eliminate): New function.
6904 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6905 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6906 (fr30_can_eliminate): New function.
6908 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6909 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6910 (frv_can_eliminate): New function.
6912 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6913 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6914 (h8300_can_eliminate): New function.
6916 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6917 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6918 (i386_can_eliminate): Declare as static, change return type to bool.
6919 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6921 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6922 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6923 (ia64_can_eliminate): New function.
6925 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6926 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6927 (iq2000_can_eliminate): New function.
6929 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6930 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6931 (m32r_can_eliminate): New function.
6933 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6934 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6935 (m68hc11_can_eliminate): New function.
6937 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6938 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6939 (m68k_can_eliminate): New function.
6941 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6942 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6943 (mep_can_eliminate): New function.
6945 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6946 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6947 (mips_can_eliminate): New function.
6949 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6950 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6951 (rs6000_can_eliminate): New function.
6953 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6954 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6955 (s390_can_eliminate): Declare as static.
6956 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6958 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6959 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6960 (score_can_eliminate): New function.
6962 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6963 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6964 (sparc_can_eliminate): Declare as static.
6965 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6967 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6968 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6969 (xstormy16_can_eliminate): New function.
6971 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6972 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6973 (v850_can_eliminate): New function.
6975 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6977 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6978 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6979 (*movdfcc_ext[1234]): Disable for IEEE mode.
6981 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6983 * gimplify.c (prepare_gimple_addressable): New static function.
6984 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6986 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6987 manually fiddling with it.
6989 2009-08-25 Michael Matz <matz@suse.de>
6991 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6992 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6994 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6995 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6996 (do_jump): Split out code for simple binary comparisons into ...
6997 (do_jump_1): ... this, taking the individual operands and code.
6998 Change callers to helper function above accordingly.
6999 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7002 2009-08-25 Michael Matz <matz@suse.de>
7004 * expr.h (struct separate_ops, sepops): New type for passing
7005 around an exploded simple expression.
7006 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7007 Use this structure instead of expression tree.
7008 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7009 expression, only its type.
7010 (expand_vec_cond_expr): Take type and individual operands instead
7012 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7013 expand_vec_shift_expr): Change prototype accordingly.
7014 * tree-vect-stmts.c (vectorizable_condition): Change call of
7015 expand_vec_cond_expr_p to pass only type.
7016 * expr.c (do_store_flags): Change prototype and implementation
7017 to take an exploded expression.
7018 (expand_expr_real_1): New local ops initialized with details
7019 of the full expression. Use it instead of full
7020 expression in calls to do_store_flags, expand_vec_cond_expr,
7021 expand_widen_pattern_expr and expand_vec_shift_expr.
7023 2009-08-25 Michael Matz <matz@suse.de>
7025 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7026 treeop2 initialized with first three operands of the full expression.
7027 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7029 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7031 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7032 (__gthread_objc_condition_allocate): Mark arguments as unused.
7033 (__gthread_objc_condition_deallocate): Likewise.
7034 (__gthread_objc_condition_wait): Likewise.
7035 (__gthread_objc_condition_broadcast): Likewise.
7036 (__gthread_objc_condition_signal): Likewise.
7037 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7038 (__gthread_objc_thread_id): Likewise.
7040 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7043 * tree-pretty-print.c (print_call_name): Print the correct call name
7044 for procedure pointer components.
7046 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7048 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7049 default_promote_function_mode when not VMS.
7051 2009-08-24 Olivier Hainque <hainque@adacore.com>
7053 * convert.c (convert_to_integer): Don't assume an input pointer is
7054 POINTER_SIZE wide. Fetch from the type instead.
7056 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7058 * configure.ac (AC_PREREQ): Bump to 2.64.
7060 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7062 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7063 (process_command): Don't search standard_exec_prefix_1 and
7064 standard_exec_prefix_2.
7066 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7068 * config/arm/arm.c (output_return_instruction): Handle for
7071 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7073 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7075 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7077 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7078 (*arm_movdf_vfp): Likewise.
7080 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7082 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7083 (vashr<mode>3): Rename from ashr<mode>3.
7084 (vlshr<mode>3): Rename from lshr<mode>3.
7086 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7089 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7090 (check_format_info_main): Use scalar_identify_flag.
7091 (check_format_types): Check for scalar size identity if
7092 scalar_identify_flag is set.
7093 (printf_length_specs): Extend by new field.
7094 (asm_fprintf_length_specs): Likewise.
7095 (gcc_diag_length_specs): Likewise.
7096 (scanf_length_specs): Likewise.
7097 (strfmon_length_specs): Likewise.
7098 (gcc_gfc_length_specs): Likewise.
7099 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7100 (ms_printf_flag_specs): Likewise.
7101 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7103 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7106 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7107 (*call_value_pop_1): Ditto.
7108 (*sibcall_pop_1): New insn pattern.
7109 (*sibcall_value_pop_1): Ditto.
7111 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7114 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7117 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7120 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7121 (get_reg_use_in): New function.
7122 (forward_propagate_subreg): Propagate through subreg of zero_extend
7125 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7127 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7128 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7130 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7132 * configure.ac: Remove --with-datarootdir, --with-docdir,
7133 --with-htmldir switches. No need to call AC_SUBST for
7134 datarootdir, docdir, htmldir any more.
7135 * configure: Regenerate.
7136 * doc/install.texi (Configuration): Document --datarootdir,
7137 --docdir, --htmldir, --pdfdir; update documentation for
7138 --infodir, --mandir.
7139 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7142 * aclocal.m4: Regenerate.
7143 * config.in: Regenerate.
7144 * configure: Regenerate.
7146 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7147 Olivier Hainque <hainque@adacore.com>
7149 * config/ia64/ia64.c: Include libfuncs.h.
7150 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7151 (ia64_expand_call): Use reg 25 on VMS.
7152 (ia64_initialize_trampoline): Fix for VMS ABI.
7153 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7154 (ia64_function_arg): Initialize reg 25 on VMS.
7155 Fix OpenVMS ABI issues for varargs.
7156 For OpenVMS, emit the Argument Information register set in the
7157 incoming/sibcall case as well.
7158 (ia64_arg_type): New function.
7159 (ia64_function_arg_advance): Keep track of cum->words.
7160 Fix OpenVMS ABI issues for varargs.
7161 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7162 (ia64_override_options): Set flag_no_common on VMS.
7163 (ia64_init_builtins): Disable FWRITE builtin.
7164 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7165 (ia64_vms_init_libfuncs): Add decc$ routines.
7166 (ia64_vms_valid_pointer_mode): New function.
7167 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7168 (ia64_promote_function_mode): New function
7169 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7170 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7171 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7172 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7173 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7174 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7175 Suppress trailing '#' if VALUE is numeric.
7176 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7177 ia64_promote_function_mode.
7178 (TARGET_VALID_POINTER_MODE): Define.
7180 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7183 * config/rs6000/rs6000.c (rs6000_override_options): Use
7184 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7187 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7188 reporting of vector + decimal/boolean/complex error.
7190 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7192 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7193 __vector double TYPE_DECL.
7195 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7197 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7198 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7199 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7200 to pointer to enum machine_mode. Update all callers as needed.
7202 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7204 * config/alpha/alpha.md (exception_receiver): Emit alternative
7205 GP load sequence if flag_reorder_blocks_and_partition is set.
7206 (*exception_receiver_2): Also enable when
7207 flag_reorder_blocks_and_partition is set.
7209 2009-08-20 Matt Rice <ratmice@gmail.com>
7210 Diego Novillo <dnovillo@google.com>
7212 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7215 2009-08-20 Richard Guenther <rguenther@suse.de>
7217 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7218 * c-tree.h (c_dup_lang_specific_decl): Remove.
7219 (struct lang_decl, struct lang_type): Move definitions ...
7220 * c-lang.h: ... here. New file.
7221 * c-decl.c: Include c-lang.h.
7222 (c_dup_lang_specific_decl): Remove.
7223 * c-typeck.c: Include c-lang.h.
7224 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7225 (c-typeck.o): Likewise.
7226 * c-config-lang.in (gtfiles): Add c-lang.h.
7227 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7230 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7232 * config/alpha/alpha.c (alpha_end_function): Do not clear
7233 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7234 this is now handled in generic code.
7236 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7238 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7239 (s390_z10_fix_long_loop_prediction): New function.
7240 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7241 (s390_reorg): Walk over the INSNs and invoke
7242 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7244 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7246 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7247 "*brx_64bit", "*brx_31bit"): New patterns.
7248 * config/s390/s390.c ('E'): New output modifier.
7250 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7251 Richard Earnshaw <richard.earnshaw@arm.com>
7253 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7254 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7256 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7258 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7260 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7261 for mode mode of operand0 when doing secondary reload for SAR.
7263 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7266 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7267 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7269 2009-08-19 Jason Merrill <jason@redhat.com>
7271 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7272 supported template depth in C++0x.
7274 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7276 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7277 free_after_compilation.
7278 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7279 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7280 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7281 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7282 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7283 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7284 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7286 2009-08-19 Ian Lance Taylor <iant@google.com>
7288 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7289 of (plus (mult (neg B) C) A).
7291 2009-08-18 Michael Matz <matz@suse.de>
7293 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7294 instead of comparing TYPE_MAIN_VARIANT for equality.
7295 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7296 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7297 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7298 * gimplify.c (goa_lhs_expr_p): Ditto and use
7299 STRIP_USELESS_TYPE_CONVERSION.
7301 2009-08-18 Michael Matz <matz@suse.de>
7303 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7304 first field in a struct.
7305 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7307 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7309 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7310 locators before emit_insn is called. Remove assert that
7312 (alpha_end_function): Clear crtl->emit structure and free insn
7313 locators if cfun->is_thunk is true.
7315 2009-08-18 Jason Merrill <jason@redhat.com>
7317 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7319 * configure.ac: Test for it.
7320 * configure, config.in: Regenerate.
7321 * doc/install.texi: Document --enable-gnu-unique-object.
7323 2009-08-18 Richard Guenther <rguenther@suse.de>
7326 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7327 pow(x,y*z) only if x is nonnegative.
7329 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7331 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7335 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7336 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7338 2009-08-17 DJ Delorie <dj@redhat.com>
7340 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7341 * config/m32c/prologue.md (epilogue_freit): New.
7343 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7344 (bank_switch_p): Likewise.
7345 (fast_interrupt_p): Likewise.
7346 (interrupt_p): Likewise.
7347 (m32c_conditional_register_usage): Round memregs size up.
7348 (need_to_save): We only need to save $a0 when we use ENTER.
7349 (interrupt_p): Check for fast_interrupt too.
7350 (bank_switch_p): New.
7351 (fast_interrupt_p): New.
7352 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7353 (m32c_emit_prolog): Support bank switching and fast interrupts.
7354 * doc/extend.texi (Function Attributes): Add bank_switch and
7357 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7359 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7360 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7362 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7364 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7365 (menu): Add IA-64/VMS Options.
7366 (IA-64/VMS Options): Likewise.
7368 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7371 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7373 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7375 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7376 (mips_pop_asm_switch): Likewise.
7377 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7379 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7380 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7381 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7382 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7383 instead of set_noreorder.
7384 (mips_output_function_prologue): Use the new functions.
7385 (mips_output_function_epilogue): Likewise.
7386 (mips_need_noat_wrapper_p): New function, split out from...
7387 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7388 Use mips_push_asm_switch and mips_pop_asm_switch.
7389 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7390 and mips_pop_asm_switch.
7391 (ASM_OUTPUT_REG_POP): Likewise.
7392 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7393 Use mips_pop_asm_switch.
7394 (mips_asm_switch): New structure.
7395 (set_noreorder, set_nomacro): Replace with...
7396 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7397 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7398 instead of set_nomacro.
7399 (fix_truncsfsi2_macro): Likewise.
7400 (cprestore): Likewise.
7401 (hazard): Use mips_noreorder instead of set_noreorder.
7402 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7404 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7406 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7407 from prev_active_insn.
7409 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7411 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7412 * config/avr/avr.c (avr_override_options): Initialize
7413 avr_current_arch variable.
7414 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7415 __AVR_HAVE_16BIT_SP__ according to the device type.
7416 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7418 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7419 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7421 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7424 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7425 generating inlined subroutine die only. We shouldn't be
7426 called for anything else.
7427 (gen_block_die): Don't generate inline subroutine debug info for
7430 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7432 * graphite-poly.c (print_pbb): Print PBB index.
7434 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7437 * graphite-interchange.c (ppl_max_for_le): Moved...
7438 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7439 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7440 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7441 * graphite-ppl.h (ppl_max_for_le): Declared.
7443 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7445 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7446 supported on all platforms.
7447 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7448 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7449 * c-pragma.c: Likewise.
7450 * target-def.h (TARGET_INITIALIZER): Remove
7451 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7452 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7454 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7456 * config/ia64/fde-vms.c: New file.
7457 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7458 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7459 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7460 (uw_frame_state_for): Only register a personality routine if it is
7461 known to be compatible with our expectations.
7462 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7463 Declare unw_table_entry stack variable and
7464 mod all calls to _Unwind_FindTableEntry to add arg.
7465 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7466 (_Unwind_FindTableEntry): Add arg to prototype.
7468 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7470 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7471 field 'signal_pfs_loc'.
7472 (uw_frame_state_for): Remove duplicate code dealing with leaf
7473 procedures without unwind info.
7474 If in the frame after unwinding through a signal handler, restore
7475 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7476 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7477 'pfs_loc' to the AR.PFS location in the signal context; instead
7478 set 'signal_pfs_loc'.
7479 Manually generate the unwind info for the AR.PFS register.
7480 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7481 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7482 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7483 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7484 instead set 'signal_pfs_loc'.
7485 Remove code preventing the AR.PFS register from being restored
7486 from the signal context.
7488 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7489 Tristan Gingold <gingold@adacore.com>
7491 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7492 * config/ia64/t-vms: New file.
7493 * config/ia64/vms64.h: New file.
7494 * config/ia64/vms.h: New file.
7495 * config/ia64/vms-crtinit.asm: New file.
7496 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7497 * config/ia64/vms-unwind.h: New file.
7499 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7501 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7504 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7507 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7509 * real.h (do_mpc_arg2): ... here.
7510 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7513 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7515 * final.c (add_debug_prefix_map): Don't use GC memory for
7516 old_prefix and new_prefix.
7518 2009-08-14 Richard Guenther <rguenther@suse.de>
7520 * ipa-prop.c (compute_complex_pass_through): If we cannot
7521 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7523 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7525 * c-lex.c (c_lex_with_flags): Increase size of local variable
7526 to avoid memory clobber.
7528 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7531 * config/i386/i386.c (ix86_fp_comparison_strategy):
7532 Only enable/disable sahf at function granularity.
7534 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7536 PR rtl-optimization/41064
7537 * reload1.c (reload_as_needed): Don't call extract_insn
7538 for known invalid replacements after calling
7539 validate_replace_rtx_group and verify_changes.
7541 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7544 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7545 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7546 ix86_expand_fp_vcond.
7547 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7548 Assert that operation is supported by ix86_expand_int_vcond.
7549 (vcondu<SSEMODE124C8:mode>): Ditto.
7551 2009-08-13 DJ Delorie <dj@redhat.com>
7553 * config/i386/djgpp-stdint.h: New.
7554 * config.gcc (djgpp): Use it.
7556 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7558 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7559 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7561 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7563 * tree-ssa-loop-prefetch.c
7564 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7565 for long-stride pruning.
7566 (compute_miss_rate): New function to compute the probability
7567 that two memory references access different cache lines.
7569 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7571 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7573 2009-08-13 Richard Guenther <rguenther@suse.de>
7576 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7577 use the constant pointer type.
7578 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7579 of CV qualifiers on the target pointer type.
7580 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7581 conversion check before restrict check.
7583 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7586 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7588 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7590 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7592 2009-08-12 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/41011
7595 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7596 and reference constructing.
7598 2009-08-12 Xinliang David Li <davidxl@google.com>
7600 PR tree-optimization/41012
7601 * tree-flow.h : New external interface.
7602 * gimple-low.c (check_call_arg): Change to public function.
7603 Remove argument mismatch check in lowering.
7604 * tree-inline.h (tree_can_inline_p): Interface change.
7605 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7607 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7608 Call change to tree_can_inline_p function.
7609 (cgraph_decide_inlining_incrementally): Ditto.
7611 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7613 PR tree-optimization/41031
7614 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7615 on the partition variable rather than promote_mode on the source
7616 type. Assert that the partition variable's type has the same
7617 mode as the source value's.
7619 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7621 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7622 for for_return == 2.
7623 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7625 * calls.c (expand_call): Fix typo.
7626 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7628 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7630 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7631 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7632 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7633 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7635 2009-08-12 Andrew Haley <aph@redhat.com>
7637 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7639 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7642 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7644 2009-08-12 Richard Guenther <rguenther@suse.de>
7646 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7647 * gimplify.c (gimplify_modify_expr): Do not use
7648 lang_hooks.types_compatible_p.
7649 * tree-ssa.c (useless_type_conversion_p): For aggregates
7650 just return false if the canonical types differ.
7652 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7655 * sese.c (convert_for_phi_arg): New.
7656 (add_guard_exit_phis): Use convert_for_phi_arg.
7658 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7660 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7661 unknown subscript upper bounds.
7663 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7664 Pranav Garg <pranav.garg2107@gmail.com>
7666 * graphite-interchange.c (gather_access_strides): Removed.
7667 (ppl_max_for_le): New.
7668 (build_linearized_memory_access): New.
7669 (memory_stride_in_loop): New.
7670 (pbb_interchange_profitable_p): Reimplemented.
7671 * graphite-ppl.h (ppl_new_id_map): New.
7672 (ppl_interchange): New.
7674 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7676 * graphite-interchange.c (compute_subscript): Removed.
7677 (compute_array_size_cstr): Removed.
7678 (compute_array_size_poly): Removed.
7679 (compute_array_size): Removed.
7680 (gather_access_strides_poly): Removed.
7681 (gather_access_strides): Empty.
7683 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7685 * graphite-dependences.c (dependence_polyhedron_1): Replace
7686 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7687 (graphite_legal_transform_dr): Same.
7688 (graphite_carried_dependence_level_k): Same.
7689 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7690 Initialize PDR_NB_SUBSCRIPTS.
7691 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7693 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7694 (PDR_NB_SUBSCRIPTS): New.
7695 (pdr_nb_subscripts): Removed.
7696 (pdr_dim): Simplified.
7697 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7698 with PDR_NB_SUBSCRIPTS.
7700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7702 * graphite-interchange.c (compute_array_size): Remove use of
7704 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7705 Do not initialize PDR_DATA_CONTAINER.
7706 (print_pdr): Do not print PDR_DATA_CONTAINER.
7707 * graphite-poly.h (struct poly_dr): Remove data_container field.
7708 (PDR_DATA_CONTAINER): Removed.
7709 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7711 (build_poly_dr): Same.
7713 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7714 Sebastian Pop <sebastian.pop@amd.com>
7716 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7717 copy of the dependence polyhedron. Free the temporary objects.
7718 (graphite_carried_dependence_level_k): Free unused objects before
7721 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7723 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7724 Early return without analyzing the data dependences if no
7725 transform has been done. Call restore_scattering if the transform
7727 (graphite-interchange.c): Same.
7728 * graphite-poly.c (print_scattering_function): Test for
7730 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7731 (apply_poly_transforms): Do not gcc_assert that
7732 the transform is legal.
7733 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7734 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7735 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7736 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7737 * graphite-poly.h (struct poly_scattering): New.
7738 (struct poly_bb): Add original, transformed, and saved fields.
7739 Remove transformed_scattering, original_scattering,
7740 nb_local_variables and nb_scattering_transform fields.
7741 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7742 (poly_scattering_new): New.
7743 (poly_scattering_free): New.
7744 (poly_scattering_copy): New.
7745 (store_scattering_pbb): New.
7746 (store_scattering): New.
7747 (restore_scattering_pbb): New.
7748 (restore_scattering): New.
7749 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7750 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7752 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7754 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7757 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7759 * Makefile.in (graphite.o): Depends on PREDICT_H.
7760 * graphite.c: Include predict.h.
7761 (graphite_finalize): Call tree_estimate_probability.
7762 * predict.c (predict_loops): Do not call scev_initialize and
7764 (tree_estimate_probability_bb): New.
7765 (tree_estimate_probability): Do not initialize loops: move that
7766 code to the driver. Call tree_estimate_probability_bb.
7767 (tree_estimate_probability_driver): New.
7768 (pass_profile): Use tree_estimate_probability_driver.
7769 * predict.h (tree_estimate_probability): Declared.
7771 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7773 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7774 * graphite-dependences.c (graphite_legal_transform): Add time to
7775 TV_GRAPHITE_DATA_DEPS.
7776 (dependency_between_pbbs_p): Same.
7777 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7779 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7781 PR rtl-optimization/41033
7782 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7783 aliasing is disabled.
7785 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7787 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7788 si_mask_operand, and_load_operand, low_bitmask_operand,
7789 and_reg_operand, and_operand): New predicates.
7790 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7791 * config/mips/mips.c (and_operands_ok): New function.
7792 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7793 * config/mips/mips.md (move_type): Add ext_ins and logical.
7794 (type): Handle them.
7795 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7796 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7797 shift_shift. Remove commutative constraint modifier.
7798 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7800 (*clear_upper32_dext): Remove define_insn_and_split.
7801 (*clear_upper32): Turn this define_insn_and_split ...
7802 (splitter for ANDing register with 0xffff_ffff): .. into this.
7804 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7806 * combine.c (try_widen_shift_mode): Factor out code to check if an
7807 integer constant is a low-order bitmask from here ...
7808 * rtlanal.c (low_bitmask_len): ... to here.
7809 * rtl.h (low_bitmask_len): Declare.
7811 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7814 * config/alpha/alpha.md (addsi3): Remove expander.
7815 (addsi3): Rename from *addsi3_internal insn pattern.
7816 (subsi3): Remove expander.
7817 (subsi3): Rename from *subsi3_internal insn pattern.
7819 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7821 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7824 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7825 Eric Botcazou <botcazou@adacore.com>
7826 Douglas B Rupp <rupp@gnat.com>
7828 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7829 that records that fit in 64 bits are returned by immediate value,
7830 as required by OpenVMS Calling Standard.
7831 (function_value): Adjust for above modification.
7832 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7833 virtual_incoming_args_rtx as base object, not next_arg.
7834 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7836 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7838 * reload.c (find_reloads_subreg_address): Check the original
7839 req_equiv_mem address to detect the case where an address is
7840 not valid in the outer mode.
7842 2009-08-11 Richard Guenther <rguenther@suse.de>
7845 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7847 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7849 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7850 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7852 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7853 Douglas B Rupp <rupp@gnat.com>
7855 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7856 PT_STACK when frame_pointer_needed on OpenVMS.
7857 (alpha_pv_save_size, alpha_using_fp): Remove.
7858 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7859 with proper processing for PT_NULL.
7860 (alpha_vms_initial_elimination_offset): New function. Support for
7861 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7862 (alpha_sa_size): Force procedure type to PT_STACK when
7863 frame_pointer_needed on OpenVMS.
7864 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7865 (alpha_using_fp): Likewise.
7866 (alpha_vms_can_eliminate): Add prototype.
7867 (alpha_vms_initial_elimination_offset): Likewise.
7868 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7869 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7871 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7872 Douglas B Rupp <rupp@gnat.com>
7874 * config/alpha/alpha.c (common_object_handler): New function.
7875 (vms_attribute_table): Declare a single attribute "common_object".
7876 (vms_output_aligned_decl_common): New global function.
7877 (SECTION_VMS_OVERLAY): Delete.
7878 (SECTION_VMS_GLOBAL): Likewise.
7879 (SECTION_VMS_INITIALIZE): Likewise.
7880 (vms_asm_named_section): Remove support for above flags.
7881 (vms_section_type_flags): Delete.
7882 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7883 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7884 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7885 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7887 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7890 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7891 (sub_ddmmss): Likewise.
7893 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7896 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7899 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7902 * reload1.c (reload_as_needed): Use cancel_changes to completely
7903 undo a failed replacement attempt.
7905 2009-08-10 Richard Guenther <rguenther@suse.de>
7908 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7909 (useless_type_conversion_p): ... here. Require pointer targets
7912 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7915 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7916 loose the original type of the statement list.
7918 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7920 * config/alpha/alpha.c: Include libfuncs.h
7921 (avms_asm_output_extern): New function.
7922 (alpha_init_libfuncs): Init some decc libfuncs.
7923 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7924 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7925 (DO_CRTL_NAMES): Define.
7927 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7928 (LONG_TYPE_SIZE): Define.
7929 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7930 (SUBTARGET_SWITCHES): Define malloc64 switch.
7931 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7932 (MASK_RETURN_ADDR): Define.
7933 doc/invoke.texi (mmalloc64): Document switch.
7935 2009-08-09 Olivier Hainque <hainque@adacore.com>
7936 Douglas B Rupp <rupp@gnat.com>
7938 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7939 uses_condition_handler.
7940 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7941 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7942 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7943 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7944 (code_for_builtin): New insn codes for the new alpha_builtins.
7945 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7946 (alpha_sa_size): Account for uses_condition_handler.
7947 (alpha_expand_prologue): Likewise.
7948 (alpha_start_function): Likewise.
7949 (alpha_expand_epilogue): Likewise.
7950 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7951 establish/revert expanders.
7952 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7953 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7954 New expander, resorting to the alpha.c associated function.
7955 (builtin_revert_vms_condition_handler): Likewise.
7956 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7957 __gcc_shell_handler, the static VMS condition handler used as
7958 an indirection wrapper to the current dynamically established
7960 * config/alpha/vms-unwind.h: Complete rewrite.
7961 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7962 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7964 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7965 Douglas B Rupp <rupp@gnat.com>
7967 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7968 (alpha_need_linkage): Handle aliases. Return function symbol.
7969 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7970 Use ultimate alias target for the linkage name.
7971 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7972 by alpha_need_linkage for the function symbol.
7973 (setmemdi): Likewise.
7975 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7977 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7978 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7979 (ASM_WEAKEN_LABEL): Define.
7980 (CRT_CALL_STATIC_FUNCTION): Define.
7981 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7982 (ENDFILE_SPEC): Define.
7983 (INIT_SECTION_ASM_OP): Define.
7984 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7985 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7987 (MULTILIB_OSDIRNAMES): Define.
7988 (shlib_version): Define.
7989 (SHLIB_EXT): Define.
7990 (SHLIB_OBJS): Define.
7991 (SHLIB_NAME): Define.
7992 (SHLIB_MULTILIB): Define.
7993 (SHLIB_INSTALL): Define.
7994 (SHLIB_SYMVEC): Define.
7995 (SHLIB_SYMVECX2): Define.
7996 (SHLIB_LINK): Define.
7998 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8000 * config/alpha/alpha.c (alpha_initialize_trampoline):
8001 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8002 (alpha_start_function): Emit transfer address on nested functions
8003 for VMS trampoline call.
8004 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8005 since no longer used.
8006 * config/alpha/vms-tramp.asm: Remove.
8007 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8008 since now only data initialized at runtime.
8010 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8012 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8013 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8014 (MD_EXEC_PREFIX): Remove, no longer used.
8015 (MD_STARTFILE_PREFIX): Likewise.
8016 (INCLUDE_DEFAULTS): Likewise.
8017 * config/alpha/t-vms:
8018 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8020 2009-08-09 Richard Guenther <rguenther@suse.de>
8022 PR tree-optimization/41016
8023 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8024 (operand_precision): Remove.
8025 (integral_operand_p): Likewise.
8026 (recognize_single_bit_test): Adjust.
8028 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8030 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8031 operation overflows. Likewise non-cast unary arithmetic.
8032 If one arm of a conditional expression is always taken,
8033 inhibit evaluation warnings for the other arm. Likewise inhibit
8034 evaluation warnings for the second && or || operand if the first
8035 operand is enough to determine the result.
8036 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8038 (build_binary_op): Prevent duplicate evaluation warnings.
8040 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8042 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8043 and destination have different modes, Use promote_mode to
8044 determine the signedness of the conversion. Assert that the
8045 promoted source mode matches the destination mode. Don't pass
8046 the destination and destination mode to expand_expr if the source
8047 mode is different. Simplify conversion logic.
8049 2009-08-09 Ira Rosen <irar@il.ibm.com>
8051 PR tree-optimization/41008
8052 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8053 from condition only in case it's a comparison. Adjust checks.
8055 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8057 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8058 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8059 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8060 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8061 (dump_cand): Handle them.
8062 (struct iv_cand): New members COST_STEP and AINC_USE.
8063 (stmt_after_increment): Likewise.
8064 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8065 callers changed. Use gimple_uid comparison instead of scanning.
8066 (add_candidate_1): When looking for identical candidates, take
8067 AINC_USE into account. Set it for new candidates.
8068 (force_expr_to_var_cost): Cast target_spill_cost to int.
8069 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8070 All callers changed. Check for availability of autoinc addressing
8071 modes, both in general for a given mode, and in the specific use case.
8072 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8074 (get_computation_cost): Likewise.
8075 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8076 add_autoinc_candidates): New static functions.
8077 (add_candidate): Call add_autoinc_candidates for candidates based on
8079 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8080 (determine_use_iv_cost_address): If we have an autoinc candidate at
8081 the matching use, verify autoinc is possible and subtract the cost
8082 of the candidate's step from the cost.
8083 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8084 member of the candidate.
8085 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8086 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8088 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8090 * config.build (ia64-hp-*vms*): New target.
8091 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8093 * config.gcc (ia64-hp-*vms*): New target.
8094 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8096 * config.host (ia64-hp-*vms*): New target.
8097 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8100 2009-08-08 Richard Guenther <rguenther@suse.de>
8102 PR tree-optimization/40991
8103 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8105 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8107 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8108 mode check. Do truncations in an integer mode.
8109 (force_to_mode): Handle subregs for all mode types. Only do
8110 arithmetic simplifications on integer modes.
8112 2009-08-07 Richard Guenther <rguenther@suse.de>
8114 PR tree-optimization/40999
8115 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8116 (maybe_fold_reference): Lookup constant initializers.
8117 (fold_gimple_assign): Likewise.
8119 2009-08-07 Richard Guenther <rguenther@suse.de>
8121 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8122 that require structural equality defer to the langhook.
8124 2009-08-07 Martin Jambor <mjambor@suse.cz>
8126 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8128 (struct ipa_pass_through_data): New type.
8129 (struct ipa_ancestor_jf_data): New type.
8130 (union jump_func_value): Removed field formal_id, added fields
8131 pass_through and ancestor.
8132 (struct ipa_param_call_note): Changed type of formal_id to int from
8134 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8135 operations jump functions and ancestor jump functions.
8136 (compute_complex_pass_through): New function.
8137 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8138 reflect changes in the jump function strucutre.
8139 (update_jump_functions_after_inlining): Ignore complex pass-through
8140 and ancestor jump functions.
8141 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8142 polynomial pass-through with operation jump functions.
8144 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8146 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8147 fde->dw_fde_begin as begin label instead of hot/cold label.
8148 Use LLSDAC label instead of LLSDA for second section lsda.
8149 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8150 label instead of LLSDA if it is true.
8151 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8153 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8154 SECTION argument. Use it as index into crtl->eh.call_site_record
8156 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8157 use it to determine how to print table entries instead of using
8158 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8159 label instead of normal begin label as base.
8160 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8161 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8162 ensure no EH range spans between sections and that landing pads
8163 are always in the corresponding section.
8164 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8165 for crtl->eh.call_site_record being an array rather than scalar.
8166 (output_one_function_exception_table): New function, copied
8167 from output_function_exception_table. Adjust
8168 dw2_size_of_call_site_table, dw2_output_call_site_table
8169 callers. For SECOND section use *C suffixed labels.
8170 (output_function_exception_table): Call
8171 output_one_function_exception_table and, when doing hot/cold
8172 partitioning, also another time for the second section.
8173 * opts.c: Include except.h.
8174 (decode_options): Allow -freorder-blocks-and-partition with
8175 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8176 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8177 * function.h (struct rtl_eh): Change call_site_record from
8178 scalar into array of 2 elements.
8180 2009-08-07 Martin Jambor <mjambor@suse.cz>
8182 * ipa-prop.c (count_formal_params_1): New function.
8183 (ipa_get_vector_of_formal_parms): New function.
8184 (get_vector_of_formal_parm_types): New function.
8185 (ipa_modify_formal_parameters): New function.
8186 (ipa_modify_call_arguments): New function.
8187 (index_in_adjustments_multiple_times_p): New function.
8188 (ipa_combine_adjustments): New function.
8189 (ipa_dump_param_adjustments): New function.
8190 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8191 (ipa_get_vector_of_formal_parms): Declare.
8192 (ipa_modify_formal_parameters): Declare.
8193 (ipa_modify_call_arguments): Declare.
8194 (ipa_combine_adjustments): Declare.
8195 (ipa_dump_param_adjustments): Declare.
8196 (build_ref_for_offset): Declare.
8197 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8198 * tree-sra.c: Include ipa-prop.c.
8199 (build_ref_for_offset): Make public.
8201 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8203 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8205 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8207 * gcc/doc/extend.texi (__builtin_extract_return_address)
8208 (__builtin_frob_return_address): Document.
8210 2009-08-06 Paul Brook <paul@codesourcery.com>
8212 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8213 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8214 implementation on ARMv6-M.
8216 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8218 * doc/extend.texi (pcs): Document new attribute for ARM.
8220 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8222 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8225 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8227 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8230 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8232 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8234 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8236 Merge ARM/hard_vfp_branch to trunk.
8238 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8240 * arm.c (libcall_eq): New function.
8241 (libcall_hash): New function.
8242 (add_libcall): New function.
8243 (arm_libcall_uses_aapcs_base): New function.
8244 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8245 libcalls using the base PCS.
8246 (arm_init_cumulative_args): Likewise.
8248 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8250 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8251 Use base ABI for conversion libfuncs between HFmode and SFmode.
8253 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8255 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8256 V4SImode as representatives of all 64-bit and 128-bit vector
8257 types. Allow vector types without vector modes.
8258 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8259 without vector modes like BLKmode.
8260 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8261 BLKmode. Avoid unsupported vector modes or TImode moves for
8263 (aapcs_vfp_allocate_return_reg): Likewise.
8264 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8265 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8267 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8269 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8270 (arm_get_pcs_model): Pass attribute arguments to
8271 arm_pcs_from_attribute.
8272 (arm_init_cumulative_args): Use base AAPCS for conversions from
8273 floating-point types to DImode.
8274 (arm_attribute_table): Add pcs attribute.
8275 (arm_handle_pcs_attribute): New.
8276 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8277 conversions from floating-point types to DImode, also declare them
8278 to use base AAPCS and declare functions they call to use base
8279 AAPCS and their RTABI names.
8281 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8283 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8284 -mfloat-abi=hard not being supported for VFP.
8286 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8288 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8289 SYMBOL_REF to hard_libcall_value.
8291 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8292 Richard Earnshaw <rearnsha@arm.com>
8294 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8295 has been put on the stack, all remaining co-processory arguments for
8296 that co-processor also go on the stack.
8298 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8300 * config/arm/arm.c (arm_return_in_memory): Handle returning
8301 vectors of suitable size in registers also for AAPCS case.
8303 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8305 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8307 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8309 ARM Hard-VFP calling convention
8310 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8311 * target.h (gcc_target): Add libcall_value to table of call hooks.
8312 * targhooks.h (default_libcall_value): Default implementation.
8313 * targhooks.c (default_libcall_value): Likewise.
8314 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8315 * optabs.c (expand_unop): Use it.
8316 * expr.h (hard_libcall_value): Pass the function RTX through.
8317 * calls.c (emit_library_call_value_1): Update call to
8319 * explow.c (hard_libcall_value): Use new target hook.
8320 * testsuite/lib/target-supports.exp
8321 (check_effective_target_arm_hard_vfp_ok): New hook.
8322 (check_effective_target_arm_neon_ok): Improve test for neon
8324 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8325 * config/arm/arm.c: Include cgraph.h
8326 (TARGET_FUNCTION_VALUE): Override default hook.
8327 (arm_pcs_default): New variable.
8328 (arm_override_options): Don't fault hard calling convention with VFP.
8329 Add support for AAPCS variants.
8330 (arm_function_value): Make static. Handle AAPCS variants.
8331 (arm_libcall_value): New function.
8332 (arm_apply_result_size): Handle VFP registers in results.
8333 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8335 (pcs_attribute_args): New variable.
8336 (arm_pcs_from_attribute): New function.
8337 (arm_get_pcs_model): New function.
8338 (aapcs_vfp_cum_init): New function.
8339 (aapcs_vfp_sub_candidate): New function.
8340 (aapcs_vfp_is_return_candidate): New function.
8341 (aapcs_vfp_is_call_candidate): New function.
8342 (aapcs_vfp_allocate): New function.
8343 (aapcs_vfp_allocate_return_reg): New function.
8344 (aapcs_vfp_advance): New function.
8345 (aapcs_cp_arg_layout): New variable.
8346 (aapcs_select_call_coproc): New function.
8347 (aapcs_select_return_coproc): New function.
8348 (aapcs_allocate_return_reg): New function.
8349 (aapcs_libcall_value): New function.
8350 (aapcs_layout_arg): New function.
8351 (arm_init_cumulative_args): Initialize AAPCS args data.
8352 (arm_function_arg): Handle AAPCS variants using new interface.
8353 (arm_arg_parital_bytes): Likewise.
8354 (arm_function_arg_advance): New function.
8355 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8356 calling conventions.
8357 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8358 * arm.h (NUM_VFP_ARG_REGS): Define.
8359 (LIBCALL_VALUE): Update.
8360 (FUNCTION_VALUE): Delete.
8361 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8362 (arm_pcs): New enum.
8363 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8364 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8365 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8366 * arm-protos.h (arm_function_arg_advance): Add.
8367 (aapcs_libcall_value): Add.
8368 (arm_function_value): Delete.
8370 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8371 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/i386/i386.c (standard_sse_mode_p): Remove.
8375 (standard_sse_constant_p): Return 2 for integer mode
8376 vector_all_ones_operand when SSE2 is enabled.
8377 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8378 (ix86_expand_vector_move): Do not check for negative values from
8379 standard_sse_constant_p.
8381 2009-08-06 Richard Guenther <rguenther@suse.de>
8383 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8384 array type comparisons frontend independent.
8385 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8387 out array reference lower bound and element size operands.
8388 (ao_ref_init_from_vn_reference): Properly compute the offset
8389 for ARRAY_RANGE_REF.
8390 (vn_reference_fold_indirect): Fill out array reference lower
8391 bound and element size operands.
8392 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8393 a non gimple valued reference operand which can happen for
8394 array reference lower bound or element size.
8395 (create_component_ref_by_pieces_1): Properly generate the
8396 element size operand for array references.
8398 2009-08-06 Richard Guenther <rguenther@suse.de>
8400 PR tree-optimization/40964
8401 * tree.c (iterative_hash_host_wide_int): Export.
8402 * tree.h (iterative_hash_host_wide_int): Declare.
8403 * tree-ssa-structalias.c (heapvar_map): New struct.
8404 (heapvar_map_eq): New function.
8405 (heapvar_map_hash): Likewise.
8406 (heapvar_lookup): Adjust.
8407 (heapvar_insert): Likewise.
8408 (make_constraint_from_heapvar): Allow multiple heap variables
8409 per decl at different offsets.
8410 (init_alias_heapvars): Adjust.
8412 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8414 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8415 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8416 trailing sync if TARGET_SYNC_AFTER_SC.
8418 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8420 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8421 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8422 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8423 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8424 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8425 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8426 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8427 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8428 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8429 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8430 the prototype declaration match the definition.
8431 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8432 instructions explicitly. Add barrier_before and operands
8434 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8435 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8436 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8437 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8438 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8439 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8441 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8443 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8445 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8446 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8449 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8452 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8454 PR rtl-optimization/40924
8455 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8456 make sure canon_rtx (mem_address) isn't simpler than
8457 canon_rtx (expanded_mem_address).
8459 2009-08-05 Li Feng <nemokingdom@gmail.com>
8461 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8463 (build_scop_drs): Build alias set for each SCoP.
8465 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8467 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8468 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8469 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8470 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8471 (BASE_DRIVER_SELF_SPECS): Likewise.
8473 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8475 * tree-ssa-alias.c: Fix some comment typos.
8477 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8479 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8480 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8482 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8485 * simplify-rtx.c (simplify_binary_operation_1): Disable
8486 simplifications for decimal float operations.
8488 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8491 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8492 operand of INDIRECT_REF.
8494 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8496 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8497 constants referencing TLS symbols.
8499 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8501 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8502 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8504 2009-08-03 Richard Guenther <rguenther@suse.de>
8506 * tree.c (make_vector_type): Build a main variant first,
8507 get the canonical one and then build the variant.
8508 * tree-ssa.c (useless_type_conversion_p_1): Handle
8510 (useless_type_conversion_p): Conversions to pointers to
8511 incomplete record types are useless.
8513 2009-08-03 Richard Guenther <rguenther@suse.de>
8515 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8516 file will be created.
8517 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8518 * toplev.c (compile_file): Adjust comment.
8520 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8522 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8523 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8524 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8525 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8526 (sh_promote_function_mode): Fix typo.
8528 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8530 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8532 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8534 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8535 declaration arguments.
8537 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8539 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8540 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8541 (ix86_split_ashl): Ditto.
8542 (ix86_expand_vector_init_one_nonzero): Ditto.
8543 (ix86_expand_vector_set): Ditto.
8544 (ix86_expand_reduc_v4sf): Ditto.
8546 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8548 * explow.c (promote_function_mode): Remove assert.
8549 * config/sh/sh.c (sh_promote_function_mode): Declare.
8551 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8553 * config/pa/pa.c (pa_promote_function_mode): Declare.
8554 Change to static. Fix promote_mode call.
8556 * gthr-dce.h (CONST_CAST2): Define if not defined.
8557 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8559 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8561 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8563 * expr.c (store_constructor): Use promote_decl_mode. Remove
8564 now write-only variable unsignedp.
8565 (expand_expr_real_1): Use promote_decl_mode.
8566 * expr.h (promote_function_mode, promote_decl_mode): New.
8567 (promote_mode): Remove last argument.
8568 * function.c (assign_temp): Drop last argument of promote_mode.
8569 (assign_parm_find_data_types): Use promote_function_mode.
8570 (assign_parm_setup_reg): Likewise.
8571 (expand_function_end): Use promote_function_mode.
8572 * calls.c (initialize_argument_information): Use promote_function_mode.
8573 (precompute_arguments): Use promote_mode instead of checking if
8574 only PROMOTE_FUNCTION_MODE is defined.
8575 (expand_call): When making sibcall decisions, use promote_function_mode.
8576 Below, remove an if for targetm.calls.promote_function_return and
8577 and use promote_function_mode.
8578 (emit_library_call_value_1): Use promote_function_mode, fix bug
8579 where promote_mode was passed FOR_CALL == 0 for a return value in an
8581 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8582 * explow.c (promote_function_mode, promote_decl_mode): New.
8583 (promote_mode): Keep only the FOR_CALL == 0 case.
8584 * combine.c (setup_incoming_promotion): Remove test of
8585 promote_function_args. Use promote_function_mode.
8586 * stmt.c (expand_value_return): Use promote_decl_mode.
8587 (expand_decl): Use promote_decl_mode.
8589 * expr.c (store_constructor): Use promote_decl_mode. Remove
8590 now write-only variable unsignedp.
8591 (expand_expr_real_1): Use promote_decl_mode.
8592 * expr.h (promote_function_mode, promote_decl_mode): New.
8593 (promote_mode): Remove last argument.
8594 * function.c (assign_temp): Drop last argument of promote_mode.
8595 (assign_parm_find_data_types): Use promote_function_mode.
8596 (assign_parm_setup_reg): Likewise.
8597 (expand_function_end): Use promote_function_mode.
8598 * calls.c (initialize_argument_information): Use promote_function_mode.
8599 (precompute_arguments): Use promote_mode instead of checking if
8600 only PROMOTE_FUNCTION_MODE is defined.
8601 (expand_call): When making sibcall decisions, use promote_function_mode.
8602 Below, remove an if for targetm.calls.promote_function_return and
8603 and use promote_function_mode.
8604 (emit_library_call_value_1): Use promote_function_mode, fix bug
8605 where promote_mode was passed FOR_CALL == 0 for a return value in an
8607 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8608 * explow.c (promote_function_mode, promote_decl_mode): New.
8609 (promote_mode): Keep only the FOR_CALL == 0 case.
8610 * combine.c (setup_incoming_promotion): Remove test of
8611 promote_function_args. Use promote_function_mode.
8612 * stmt.c (expand_value_return): Use promote_decl_mode.
8613 (expand_decl): Use promote_decl_mode.
8615 * explow.c (promote_function_mode): Just call the target hook.
8616 * targhooks.c (default_promote_function_mode,
8617 default_promote_function_mode_always_promote): New.
8618 * targhooks.h (default_promote_function_mode,
8619 default_promote_function_mode_always_promote): Declare.
8620 * target.h (promote_function_args, promote_function_return): Remove.
8621 (promote_function_mode): New.
8622 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8623 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8624 (TARGET_PROMOTE_FUNCTION_MODE): New.
8625 (TARGET_CALLS): Adjust.
8626 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8627 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8629 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8630 * config/s390/s390.c (s390_promote_function_mode): ... here,
8631 with pointer handling.
8632 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8633 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8635 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8636 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8637 with pointer handling.
8638 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8639 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8641 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8642 * config/sh/sh.c (sh_promote_function_mode): New.
8643 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8644 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8646 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8647 * config/cris/cris.c (cris_promote_function_mode): ... here.
8648 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8649 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8651 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8652 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8653 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8654 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8656 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8657 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8658 complex type handling.
8659 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8660 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8662 * config/pa/pa.c (pa_promote_function_mode): New.
8663 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8664 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8666 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8667 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8668 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8669 * config/xtensa/xtensa.c: Likewise.
8670 * config/stormy16/stormy16.c: Likewise.
8671 * config/iq2000/iq2000.c: Likewise.
8672 * config/rs6000/rs6000.c: Likewise.
8673 * config/picochip/picochip.c: Likewise.
8674 * config/arc/arc.c: Likewise.
8675 * config/mcore/mcore.c: Likewise.
8676 * config/score/score.c: Likewise.
8677 * config/mips/mips.c: Likewise.
8678 * config/bfin/bfin.c: Likewise.
8679 * config/ia64/ia64.c: Likewise (disabled though).
8681 * config/frv/frv.h: Remove pointless remark.
8683 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8684 TARGET_PROMOTE_FUNCTION_ARGS,
8685 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8686 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8688 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8690 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8691 -floop-parallelize-all.
8692 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8693 flag_loop_parallelize_all.
8694 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8695 * graphite.c (graphite_transform_loops): Same.
8697 * graphite-poly.c (apply_poly_transforms): Same.
8699 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8701 PR tree-optimization/40914
8702 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8703 if set, then check the delta field of the PMF record.
8704 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8705 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8706 call is stored in the delta.
8708 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8710 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8712 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8714 * config/i386/bsd.h (ASM_BYTE): New define.
8715 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8716 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8717 .byte. Use fputs or putc instead of fprintf where appropriate.
8718 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8719 fputs or putc instead of fprintf where appropriate.
8720 * config/i386/i386elf.h: Ditto.
8721 * config/i386/sysv4.h: Ditto.
8723 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8724 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8725 (*tls_global_dynamic_64): Ditto.
8727 2009-07-31 Christian Bruel <christian.bruel@st.com>
8729 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8731 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8733 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8734 Remove dead code for MINUS.
8736 2009-07-31 Anthony Green <green@moxielogic.com>
8738 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8740 (moxie_expand_epilogue): Ditto for epilogue.
8741 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8743 (moxie_function_arg): Ditto.
8744 (moxie_pass_by_reference): Ditto.
8745 (moxie_arg_partial_bytes): Ditto.
8746 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8747 (FUNCTION_ARG_ADVANCE) Ditto.
8748 (REG_PARM_STACK_SPACE) Ditto.
8749 (FUNCTION_ARG_REGNO_P) Dito.
8751 * config.gcc: Add moxie linux config support.
8752 * gcc/config/moxie/uclinux.h: New file.
8754 2009-07-31 DJ Delorie <dj@redhat.com>
8756 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8757 (UNSPECV_SP_SWITCH_E): New.
8758 (sp_switch_1): Change to an unspec.
8759 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8761 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8762 reference the new stack's address
8764 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8766 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8767 graphite-clast-to-gimple.o, graphite-dependences.o,
8768 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8769 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8770 (graphite-blocking.o,
8771 graphite-clast-to-gimple.o, graphite-dependences.o,
8772 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8773 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8774 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8775 * cfgloop.h (struct loop): Add can_be_parallel field.
8776 * common.opt (fgraphite-identity): Moved up.
8777 (fgraphite-force-parallel): New flag.
8778 * graphite.c: Rewrite.
8779 * graphite.h: Rewrite.
8780 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8782 * toplev.c (graphite_out_file): New file descriptor.
8783 (graphite_in_file): New.
8784 (process_options): flag_graphite_force_parallel cannot be used without
8786 * tree-ssa-loop.c: Include toplev.h.
8787 (gate_graphite_transforms): Enable flag_graphite for
8788 flag_graphite_force_parallel.
8790 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8792 * ChangeLog.graphite: New.
8793 * graphite-blocking.c: New.
8794 * graphite-clast-to-gimple.c: New.
8795 * graphite-clast-to-gimple.h: New.
8796 * graphite-dependences.c: New.
8797 * graphite-dependences.h: New.
8798 * graphite-interchange.c: New.
8799 * graphite-poly.c: New.
8800 * graphite-poly.h: New.
8801 * graphite-ppl.c: New.
8802 * graphite-ppl.h: New.
8803 * graphite-scop-detection.c: New.
8804 * graphite-scop-detection.h: New.
8805 * graphite-sese-to-poly.c: New.
8806 * graphite-sese-to-poly.h: New.
8810 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8812 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8813 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8815 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8817 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8818 (scev_is_linear_expression): Return false if the evolution is not
8819 affine multivariate.
8821 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8823 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8824 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8826 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8828 * tree-data-ref.c (debug_data_references): New.
8829 (debug_data_reference): New.
8830 * tree-data-ref.h (debug_data_references): Declared.
8831 (debug_data_reference): Declared.
8833 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8835 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8836 * tree-data-ref.h (scop_p): Removed.
8837 (struct data_reference): Remove field scop.
8839 (stmt_simple_memref_p): Removed.
8841 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8843 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8844 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8849 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8851 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8853 * doc/invoke.texi (-fgraphite-identity): Documented.
8855 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8857 * tree-scalar-evolution.c: Fix comment.
8858 (instantiate_scev_1): Return unknow from scev instantiation if the
8859 result is not above instantiate_below.
8861 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8863 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8864 static anymore. Instantiate the symbols that may have been introduced
8866 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8869 2009-07-30 DJ Delorie <dj@redhat.com>
8871 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8872 .vliw directive to VLIW sections.
8874 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8876 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8878 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8879 (AUTOHEADER): New variable.
8880 ($(srcdir)/cstamp-h.in): Use it.
8882 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8883 Pat Haugen <pthaugen@us.ibm.com>
8884 Revital Eres <ERES@il.ibm.com>
8886 * config/rs6000/vector.md (VEC_F): Add VSX support.
8890 (vector_load_<mode>): Ditto.
8891 (vector_store_<mode>): Ditto.
8892 (vector GPR move split): Ditto.
8893 (vec_reload_and_plus_<mptrsize>): Ditto.
8894 (vec_reload_and_reg_<mptrsize>): Ditto.
8895 (add<mode>3): Ditto.
8896 (sub<mode>3): Ditto.
8897 (mul<mode>3): Ditto.
8898 (neg<mode>2): Ditto.
8899 (abs<mode>2): Ditto.
8900 (smin<mode>3): Ditto.
8901 (smax<mode>3): Ditto.
8902 (vector_eq<mode>): Ditto.
8903 (vector_gt<mode>): Ditto.
8904 (vector_ge<mode>): Ditto.
8905 (vector_gtu<mode>): Ditto.
8906 (vector_select_<mode>_uns): Ditto.
8907 (vector_eq_<mode>_p): Ditto.
8908 (vector_gt_<mode>_p): Ditto.
8909 (vector_ge_<mode>_p): Ditto.
8910 (vector_gtu_<mode>_p): Ditto.
8911 (cr6_test_for_zero): Ditto.
8912 (cr6_test_for_zero_reverse): Ditto.
8913 (cr6_test_for_lt): Ditto.
8914 (cr6_test_for_lt_reverse): Ditto.
8915 (xor<mode>3): Ditto.
8916 (ior<mode>3): Ditto.
8917 (and<mode>3): Ditto.
8918 (one_cmpl<mode>2): Ditto.
8919 (nor<mode>2): Ditto.
8920 (andc<mode>2): Ditto.
8921 (float<VEC_int<mode>2): Ditto.
8922 (unsigned_float<VEC_int><mode>2): Ditto.
8923 (fix_trunc<mode><VEC_int>2): Ditto.
8924 (fixuns_trunc<mode><VEC_int>2): Ditto.
8926 (vec_set<mode>): Ditto.
8927 (vec_extract<mode>): Ditto.
8928 (vec_interleave_highv4sf): Ditto.
8929 (vec_interleave_lowv4sf): Ditto.
8930 (vec_realign_load_<mode>): Ditto.
8931 (vec_shl_<mode>): Ditto.
8932 (vec_shr_<mode>): Ditto.
8933 (div<mode>3): New patterns for VSX.
8934 (vec_interleave_highv2df): Ditto.
8935 (vec_interleave_lowv2df): Ditto.
8936 (vec_pack_trunc_v2df): Ditto.
8937 (vec_pack_sfix_trunc_v2df): Ditto.
8938 (vec_pack_ufix_trunc_v2df): Ditto.
8939 (vec_unpacks_hi_v4sf): Ditto.
8940 (vec_unpacks_lo_v4sf): Ditto.
8941 (vec_unpacks_float_hi_v4si): Ditto.
8942 (vec_unpacks_float_lo_v4si): Ditto.
8943 (vec_unpacku_float_hi_v4si): Ditto.
8944 (vec_unpacku_float_lo_v4si): Ditto.
8945 (movmisalign<mode>): Ditto.
8946 (vector_ceil<mode>2): New patterns for vectorizing math library.
8947 (vector_floor<mode>2): Ditto.
8948 (vector_btrunc<mode>2): Ditto.
8949 (vector_copysign<mode>3): Ditto.
8951 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8952 predicate for setting the high bit in each word, used for copysign.
8954 * config/rs6000/ppc-asm.h (f19): Whitespace.
8955 (f32-f63): Define if VSX.
8956 (v0-v31): Define if Altivec.
8957 (vs0-vs63): Define if VSX.
8959 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8961 * config/rs6000/power7.md: New file, provide tuning parameters for
8964 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8965 (rs6000_cpu_cpp_builtins): Ditto.
8966 (altivec_overloaded_builtins): Ditto.
8967 (altivec_resolve_overloaded_builtin): Ditto.
8969 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8970 debug switch to disable vectorizing simple math builtin
8973 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8974 Vectorize simple math builtin functions.
8975 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8976 hook to vectorize math builtins.
8977 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8978 (rs6000_builtin_conversion): Add VSX/power7 support.
8979 (rs6000_builtin_vec_perm): Ditto.
8980 (vsplits_constant): Add support for loading up a vector constant
8981 with just the high bit set in each part.
8982 (rs6000_expand_vector_init): Add VSX/power7 support.
8983 (rs6000_expand_vector_set): Ditto.
8984 (rs6000_expand_vector_extract): Ditto.
8985 (rs6000_emit_move): Ditto.
8986 (bdesc_3arg): Ditto.
8987 (bdesc_2arg): Ditto.
8988 (bdesc_1arg): Ditto.
8989 (rs6000_expand_ternop_builtin): Ditto.
8990 (altivec_expand_builtin): Ditto.
8991 (rs6000_expand_unop_builtin): Ditto.
8992 (rs6000_init_builtins): Ditto.
8993 (altivec_init_builtins): Ditto.
8994 (builtin_function_type): Ditto.
8995 (rs6000_common_init_builtins): Ditto.
8996 (rs6000_handle_altivec_attribute); Ditto.
8997 (rs6000_mangle_type): Ditto.
8998 (rs6000_vector_mode_supported_p): Ditto.
8999 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9002 * config/rs6000/vsx.md: New file for VSX support.
9004 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9005 identifing values with just the most significant bit set.
9006 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9007 vectorized builtins.
9009 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9010 (UNSPEC_VRFIM): Delete.
9011 (splitter for loading up vector with most significant bit): New
9012 splitter for vectorizing copysign.
9013 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9014 vectorizing simple math functions.
9015 (altivec_vrfip): Add support for vectorizing simple math functions.
9016 (altivec_vrfim): Ditto.
9017 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9019 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9020 (power7.md, vsx.md): Include for power7 support.
9021 (copysigndf3): Use VSX instructions if -mvsx.
9022 (negdf2_fpr): Ditto.
9023 (absdf2_fpr): Ditto.
9024 (nabsdf2_fpr): Ditto.
9025 (adddf3_fpr): Ditto.
9026 (subdf3_fpr): Ditto.
9027 (muldf3_fpr): Ditto.
9028 (divdf3_fpr): Ditto.
9029 (fix_truncdfdi2_fpr): Ditto.
9030 (cmpdf_internal1): Ditto.
9031 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9032 (btruncdf2, btruncdf2_fpr): Ditto.
9033 (ceildf2, ceildf2_fpr): Ditto.
9034 (floordf2, floordf2_fpr): Ditto.
9035 (floatdidf2, floatdidf2_fpr): Ditto.
9036 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9037 (fmsubdf4_fpr): Ditto.
9038 (fnmadddf4_fpr_1): Ditto.
9039 (fnmadddf4_fpr_2): Ditto.
9040 (fnmsubdf4_fpr_1): Ditto.
9041 (fnmsubdf4_fpr_2): Ditto.
9042 (fixuns_truncdfdi2): Add expander for VSX support.
9043 (fix_truncdfdi2): Ditto.
9044 (fix_truncdfsi2): Ditto.
9046 (btruncsf2): Whitespace.
9047 (movdf_hardfloat32): Add support for VSX registers.
9048 (movdf_softfloat32): Ditto.
9049 (movdf_hardfloat64): Ditto.
9050 (movdf_hardfloat64_mfpgpr): Ditto.
9051 (movdf_softfloat64): Ditto.
9052 (movti splitters): Add check for vector registers supporting
9053 TImode in the future.
9054 (bpermd): Add power7 bpermd instruction.
9056 * config/rs6000/altivec.h (vec_div): Define if VSX.
9060 (vec_nearbyint): Ditto.
9063 (all predicates): Use the generic builtin function, and not the V4SF
9064 specific function so that the predicates will work with VSX's V2DF.
9068 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9069 Document new VSX functions and types.
9071 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9074 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9075 "wa", and "j" constraints. Modify "v" to talk about Altivec
9076 instead of just vector.
9078 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9081 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9082 location for phi arguments.
9083 (rewrite_update_phi_arguments): Find locations for reaching defs.
9084 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9085 Add location to add_phi_arg calls.
9086 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9087 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9088 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9089 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9090 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9091 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9092 * tree-phinodes.c (make_phi_node): Initialize location.
9093 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9094 (add_phi_arg): Add location parameter.
9095 (remove_phi_arg_num): Move location when moving phi argument.
9096 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9098 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9099 slpeel_update_phi_nodes_for_guard1,
9100 slpeel_update_phi_nodes_for_guard2,
9101 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9102 vect_loop_versioning): Set locations.
9103 * tree-parloops.c (create_phi_for_local_result,
9104 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9105 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9106 * tree-vect-loop.c (get_initial_def_for_induction,
9107 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9109 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9110 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9111 (gimple_phi_arg_set_location): New. Set locus.
9112 (gimple_phi_arg_has_location): New. Check for locus.
9113 (redirect_edge_var_map_location): New. Return locus from var_map.
9114 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9115 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9116 combining PHI arguments.
9117 (cond_store_replacement): Set location.
9118 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9119 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9120 scop_add_exit_phis_edge): Add locations.
9121 * tree-cfgcleanup.c (remove_forwarder_block,
9122 remove_forwarder_block_with_phi): Add locations.
9123 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9124 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9126 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9127 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9128 flush_pending_stmts): Add source location.
9129 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9130 stack to preserve locations.
9131 * tree-vect-stmts.c (vectorizable_load): Add location.
9132 * tree-inline.c (copy_phis_for_bb): Copy locus.
9133 (setup_one_parameter): Add call locus to inlined parameter stmts.
9134 (initialize_inlined_parameters): Pass in call location as parameter
9136 (tree_function_versioning): Pass location to setup_one_parameter.
9137 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9138 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9139 copy and edge lists.
9140 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9141 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9142 locus parameter and override the stmt default if provided.
9143 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9144 elim_graph_add_edge, elim_graph_remove_succ_edge,
9145 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9146 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9147 eliminate_phi): Add locus info in elimination graph for each edge and
9149 (insert_backedge_copies): Copy locus if present.
9150 * tree-flow.h (struct _edge_var_map): Add locus field.
9151 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9152 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9153 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9155 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9157 2009-07-30 Martin Jambor <mjambor@suse.cz>
9159 PR tree-optimization/40570
9160 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9163 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9165 * ssa-loop-manip.c: Include langhooks.h.
9166 (rewrite_phi_with_iv): New.
9167 (rewrite_all_phi_nodes_with_iv): New.
9168 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9169 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9170 * tree-parloops.c (loop_parallel_p): Move out all conditions
9171 except dependency check.
9172 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9173 (gen_parallel_loop): Call canonicalize_loop_ivs without
9174 reduction_list argument.
9175 (build_new_reduction): New.
9176 (gather_scalar_reductions): New.
9177 (try_get_loop_niter): New.
9178 (try_create_reduction_list): New.
9179 (parallleize_loops): Change the parallel conditions check.
9180 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9181 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9183 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9185 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9187 * doc/options.texi (Option properties): Mention new quoting syntax.
9189 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9191 * config/alpha/alpha.c (alpha_start_function):
9192 Handle VMS_DEBUG_MAIN_POINTER
9193 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9194 * doc/invoke.texi: Document -mdebug-main switch.
9196 2009-07-29 Richard Henderson <rth@redhat.com>
9198 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9199 (cgraph_create_edge_including_clones): Likewise.
9200 * tree-inline.c (copy_bb): Operate on the correct edges
9201 when updating the callgraph.
9203 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9205 * config/alpha/vms-cc.c: Deleted.
9206 * config/alpha/vms-ld.c: Deleted.
9207 * config/alpha/t-vms64: Moved to config/vms
9208 * config/alpha/vms-crt0-64.c: Moved to config/vms
9209 * config/alpha/vms-crt0.c: Moved to config/vms
9210 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9211 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9212 * config/alpha/xm-vms.h: Moved to config/vms
9213 * config/alpha/x-vms: Moved to config/vms
9214 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9216 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9217 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9219 * config/vms/t-vms64: Moved here from config/alpha
9220 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9221 (argc,argv,envp): Enforce 32bit malloc'ing.
9222 * config/vms/vms-psxcrt0-64.c: Likewise.
9223 * config/vms/vms-crt0.c: Moved here from config/alpha.
9224 * config/vms/vms-psxcrt0.c: Likewise.
9225 * config/vms/vms-crtl-64.h: New file.
9226 * config/vms/vms-crtl.h: New file.
9227 * config/vms/vms.opt: New file.
9228 * config/vms/xm-vms64.h: New file.
9229 * config/vms/xm-vms.h: Moved here from config/alpha.
9230 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9232 * config/vms/x-vms: Moved here from config/alpha.
9233 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9234 (vms-ld.o, vms-cc.o): Removed.
9235 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9237 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9239 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9240 correct stack (obvious VMS fix).
9242 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9244 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9245 date, version info if VMS_DEBUGGING_INFO defined.
9246 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9247 size, date calculating code moved here.
9249 2009-07-29 Paul Brook <paul@codesourcery.com>
9251 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9254 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9257 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9258 to DImode when generating insq_le insn.
9260 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9262 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9263 New macro set for VMS_DEBUGGGING_INFO.
9264 (AT_string_form): Use it.
9266 2009-07-28 DJ Delorie <dj@redhat.com>
9268 * config/mep/mep.c (vtext_section): New.
9269 (vftext_section): New.
9270 (ftext_section): New.
9271 (mep_select_section): Add support for functions.
9272 (mep_unique_section): Likewise.
9273 (mep_asm_init_sections): Likewise.
9274 (mep_encode_section_info): Remove it from here.
9276 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9278 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9280 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9281 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9283 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9285 * dwarf2out.c (output_file_names): Test new macro
9286 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9287 (add_comp_dir_attribute): Likewise.
9289 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9291 * config/i386/mingw-w64.h (LINK_SPEC): Add
9292 separating space between commands.
9294 2009-07-28 Jan Hubicka <jh@suse.cz>
9296 PR tree-optimization/40759
9297 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9300 2009-07-27 DJ Delorie <dj@redhat.com>
9302 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9303 types are dword-aligned.
9304 (mep_expand_va_start): Likewise.
9306 2009-07-27 Olivier Hainque <hainque@adacore.com>
9307 Douglas B Rupp <rupp@gnat.com>
9309 * convert.c (convert_to_pointer): Don't assume the target
9310 pointer type is POINTER_SIZE long. Fetch its precision instead.
9312 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9314 * system.h (fopen): Undefine if macro.
9316 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9318 * dwarf2out.c (output_cfi_p): Removed.
9319 (output_cfis): New function.
9320 (output_fde): New function, split from output_call_frame_info.
9321 (output_call_frame_info): Use it.
9322 (dwarf2out_switch_text_section): Use output_cfis.
9324 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9326 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9327 TARGET_BI_ARCH is specified without enabling SJLJ.
9328 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9329 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9331 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9333 * arm.md (negdi2): Use DImode if forcing a value into a register.
9335 2009-07-26 Ira Rosen <irar@il.ibm.com>
9337 PR tree-optimization/40801
9338 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9339 of vector operand from the previous copy of vector statement.
9340 Pass the correct definition type value to
9341 vect_get_vec_def_for_stmt_copy().
9343 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9345 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9346 const char ** conversion.
9348 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9350 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9351 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9352 (gcc_unreachable): Invoke __builtin_unreachable() if
9353 !ENABLE_ASSERT_CHECKING.
9355 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9357 PR rtl-optimization/40445
9358 * emit-rtl.c (next_nonnote_insn_bb): New function.
9359 * rtl.h (next_nonnote_insn_bb): Declare new function.
9360 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9361 with no successors that is the successor of the ENTRY_BLOCK.
9362 Continue from the top after removing an empty fallthrough block.
9363 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9364 of next_nonnote_insn.
9366 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9368 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9370 2009-07-25 Martin Jambor <mjambor@suse.cz>
9372 * c-common.c (c_common_attribute_table): New element for noclone.
9373 (handle_noclone_attribute): New function. Forward-declare.
9374 * tree-inline.c (tree_versionable_function_p): Check for noclone
9376 * doc/extend.texi (Labels as Values): Document need for noclone.
9377 (Function Attributes): Document noclone attribute.
9379 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9381 PR rtl-optimization/34999
9382 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9383 and dw_fde_switched_cold_to_hot fields.
9384 (output_cfi_p): New function.
9385 (output_call_frame_info): If fde->dw_fde_switched_sections,
9386 output 2 FDEs instead of one with corrupted header.
9387 (dwarf2out_do_cfi_startproc): New function.
9388 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9389 and fde->dw_fde_switched_cold_to_hot.
9390 (dwarf2out_switch_text_section): Compute
9391 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9392 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9393 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9394 Otherwise, compute fde->dw_fde_switch_cfi.
9396 2009-07-24 Cary Coutant <ccoutant@google.com>
9398 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9400 2009-07-24 Cary Coutant <ccoutant@google.com>
9402 * cfghooks.c (split_block): Copy discriminator to new block.
9403 * tree-cfg.c (assign_discriminator): Check location of last
9404 instruction in block as well as first.
9406 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9408 * config/i386/linux.c: Use fputs or putc instead of fprintf
9410 * config/i386/gas.h: Ditto.
9411 * config/i386/x86-64.h: Ditto.
9412 * config/i386/att.h: Ditto.
9414 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9416 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9419 2009-07-24 Martin Jambor <mjambor@suse.cz>
9421 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9422 (ipa_push_func_to_list_1): Declare.
9423 (ipa_push_func_to_list): New function.
9425 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9426 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9427 (ipa_push_func_to_list): Removed.
9428 (ipa_pop_func_from_list): Clear node_enqueued flag.
9430 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9432 * config/s390/s390.c (override_options): Default
9433 max-unrolled-insns to 100 for z10 tuning.
9435 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9437 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9438 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9439 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9440 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9441 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9442 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9443 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9445 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9447 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9448 use default set in mingw32.h header.
9449 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9450 64-bit /mingw/include path.
9451 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9454 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9456 PR rtl-optimization/40209
9457 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9459 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9461 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9462 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9463 with the rest of string where appropriate. Use fputs or putc
9464 instead of fprintf where appropriate.
9466 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9467 Pat Haugen <pthaugen@us.ibm.com>
9468 Revital Eres <ERES@il.ibm.com>
9470 * config/rs6000/vector.md: New file. Move most of the vector
9471 expander support here from altivec.md to allow for the VSX vector
9472 unit in the future. Add support for secondary_reload patterns.
9473 Rewrite the patterns for vector comparison, and vector comparison
9474 predicate instructions so that the RTL expresses the desired
9475 behavior, instead of using unspec.
9477 * config/rs6000/constraints.md ("f" constraint): Use
9478 rs6000_constraints to hold the precalculated register class.
9479 ("d" constraint): Ditto.
9480 ("wd" constraint): New constraint for VSX.
9481 ("wf" constraint): Ditto.
9482 ("ws" constraint): Ditto.
9483 ("wa" constraint): Ditto.
9484 ("wZ" constraint): Ditto.
9485 ("j" constraint): Ditto.
9487 * config/rs6000/predicates.md (vsx_register_operand): New
9489 (vfloat_operand): New predicate for vector.md.
9490 (vint_operand): Ditto.
9491 (vlogical_operand): Ditto.
9492 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9493 (easy_vector_constant): Add VSX support.
9494 (altivec_indexed_or_indirect_operand): New predicate for
9495 recognizing Altivec style memory references with AND -16.
9497 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9498 for vector secondary reload support.
9499 (rs6000_vector_reg_class): Delete, replacing it with
9501 (rs6000_vsx_reg_class): Ditto.
9502 (rs6000_constraints): New array to hold the register classes of
9503 each of the register constraints that can vary at runtime.
9504 (builtin_mode_to_type): New static array for builtin function type
9506 (builtin_hash_table): New static hash table for builtin function
9508 (TARGET_SECONDARY_RELOAD): Define target hook.
9509 (TARGET_IRA_COVER_CLASSES): Ditto.
9510 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9511 registers are 128 bits if VSX memory reference instructions are used.
9512 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9514 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9515 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9516 Print several of the scheduling related parameters.
9517 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9518 rs6000_constraints instead of rs6000_vector_reg_class. Move
9519 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9520 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9521 Altivec. Add VSX support. Setup for secondary reload support on
9522 Altivec/VSX registers.
9523 (rs6000_override_options): Make power7 set the scheduling groups
9524 like the power5. Add support for new debug switches to override
9525 the scheduling defaults. Temporarily disable -mcpu=power7 from
9526 setting -mvsx. Add support for debug switches -malways-hint,
9527 -msched-groups, and -malign-branch-targets.
9528 (rs6000_buitlin_conversion): Add support for returning unsigned
9529 vector conversion functions to fix regressions due to stricter
9531 (rs6000_builtin_mul_widen_even): Ditto.
9532 (rs6000_builtin_mul_widen_odd): Ditto.
9533 (rs6000_builtin_vec_perm): Ditto.
9534 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9535 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9537 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9539 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9540 VSX types for bit operations. Changes to accomidate vector.md.
9541 (bdesc_2arg): Ditto.
9542 (bdesc_1arg): Ditto.
9543 (struct builtin_description_predicates): Rewrite predicate
9544 handling so that RTL describes the operation, instead of passing
9545 the instruction to be used as a string argument.
9546 (bdesc_altivec_preds): Ditto.
9547 (altivec_expand_predicate_builtin): Ditto.
9548 (altivec_expand_builtin): Ditto.
9549 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9550 statement for vsldoi support.
9551 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9552 (altivec_expand_st_builtin): Ditto.
9553 (paired_expand_builtin): Whitespace changes.
9554 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9555 builtin_mode_to_type table for secondary reload. Call
9556 builtin_function_type to build random builtin functions.
9557 (altivec_init_builtins): Change to use builtin_function_type to
9558 create builtin function types dynamically as we need them.
9559 (builtin_hash_function): New support for hashing the tree types
9560 for builtin function as we need it, rather than trying to build
9561 all of the trees that we need. Add initial preliminary VSX support.
9562 (builtin_function_type): Ditto.
9563 (builtin_function_eq): Ditto.
9564 (builtin_hash_struct): Ditto.
9565 (rs6000_init_builtins): Ditto.
9566 (rs6000_common_init_builtins): Ditto.
9567 (altivec_init_builtins): Ditto.
9568 (rs6000_common_init_builtins): Ditto.
9569 (enum reload_reg_type): New enum for simplifing reg classes.
9570 (rs6000_reload_register_type): Simplify register classes into GPR,
9571 Vector, and other registers. Altivec and VSX addresses in reload.
9572 (rs6000_secondary_reload_inner): Ditto.
9573 (rs6000_ira_cover_classes): New target hook, that returns the
9574 appropriate cover classes, based on -mvsx being used or not.
9575 (rs6000_secondary_reload_class): Add VSX support.
9576 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9577 (get_vsel_insn): Ditto.
9578 (rs6000_emit_vector_compare): Rewrite vector conditional support
9579 so that where we can, we use RTL operators, instead of blindly use
9581 (rs6000_emit_vector_select): Ditto.
9582 (rs6000_emit_vector_cond_expr): Ditto.
9583 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9584 (create_TOC_reference): Add -mdebug=addr support.
9585 (emit_frame_save): VSX loads/stores need register indexed addressing.
9587 * config/rs6000/rs6000.md: Include vector.md.
9589 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9592 support for V2DI, V2DF in logical, permute, select operations.
9594 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9595 switch for vsx/power7.
9596 (-mvsx-scalar-memory): Ditto.
9597 (-mvsx-align-128): Ditto.
9598 (-mallow-movmisalign): Ditto.
9599 (-mallow-df-permute): Ditto.
9600 (-msched-groups): Ditto.
9601 (-malways-hint): Ditto.
9602 (-malign-branch-targets): Ditto.
9604 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9606 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9607 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9608 (rs6000_vector_reg_class): Delete.
9609 (rs6000_vsx_reg_class): Ditto.
9610 (enum rs6000_reg_class_enum): New enum for the constraints that
9611 vary based on target switches.
9612 (rs6000_constraints): New array to hold the register class for all
9613 of the register constraints that vary based on the switches used.
9614 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9615 (enum rs6000_builtins): Add unsigned varients for the builtin
9616 declarations returned by target hooks for expanding multiplies,
9617 select, and permute operations. Add VSX builtins.
9618 (enum rs6000_builtin_type_index): Add entries for VSX.
9619 (V2DI_type_node): Ditto.
9620 (V2DF_type_node): Ditto.
9621 (unsigned_V2DI_type_node): Ditto.
9622 (bool_long_type_node): Ditto.
9623 (intDI_type_internal_node): Ditto.
9624 (uintDI_type_internal_node): Ditto.
9625 (double_type_internal_node): Ditto.
9627 * config/rs6000/altivec.md (whole file): Move all expanders to
9628 vector.md from altivec.md. Rename insn matching functions to be
9630 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9631 (altivec_vcmp*): Ditto.
9632 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9633 (VM): New iterator for moves that includes the VSX types.
9634 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9635 (altivec_vperm_<mode>_uns): New, for unsigned types.
9636 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9637 (altivec_eq<mode>): Ditto.
9638 (altivec_gt<mode>): Ditto.
9639 (altivec_gtu<mode>): Ditto.
9640 (altivec_eqv4sf): Ditto.
9641 (altivec_gev4sf): Ditto.
9642 (altivec_gtv4sf): Ditto.
9643 (altivec_vcmpbfp_p): Ditto.
9645 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9647 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9650 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9653 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9654 ASM_SHORT instead of .word.
9655 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9656 instead of .word in asm template.
9658 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9661 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9662 (process_bb_node_lives): Use it.
9664 * ira.c (setup_cover_and_important_classes): Don't setup
9665 ira_important_class_nums. Add cover classes to the end of
9667 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9669 (find_reg_class_closure): Use reorder_important_classes.
9671 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9673 * config/i386/i386.c (i386_ira_cover_classes): New function.
9674 (TARGET_IRA_COVER_CLASSES): Redefine.
9676 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9677 importance of order of cover classes in the array.
9679 2009-07-22 Diego Novillo <dnovillo@google.com>
9681 * tree-pass.h (TDF_EH): Define.
9682 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9683 contains TDF_EH, print the EH region number holding GS.
9684 * tree-dump.c (dump_options): Add "eh".
9685 * doc/invoke.texi: Document it.
9687 2009-07-22 Doug Kwan <dougkwan@google.com>
9689 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9691 2009-07-22 Michael Matz <matz@suse.de>
9693 PR tree-optimization/35229
9694 PR tree-optimization/39300
9696 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9697 (inhibit_phi_insertion): New function.
9698 (insert_into_preds_of_block): Call it for REFERENCEs.
9699 (init_pre): Initialize and finalize scalar evolutions.
9700 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9702 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9704 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9705 Use CONST_VECTOR_NUNITS to determine number of elements.
9707 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9709 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9710 (U, W): Constraints are now deprecated and will be removed if we
9712 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9714 ("prefetch"): Add the stcmh instruction for prefetching.
9715 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9717 (s390_short_displacement): Return always true if compiling for
9718 machines not providing the long displacement facility.
9719 (s390_mem_constraint): Support the new constraint letter Z.
9720 (s390_check_qrst_address): New function.
9722 2009-07-21 DJ Delorie <dj@redhat.com>
9724 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9727 2009-07-21 Jason Merrill <jason@redhat.com>
9729 * c-common.c (max_tinst_depth): Increase default to 1024.
9731 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9734 (vec_unpacku_float_lo_v4si): Ditto.
9736 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9739 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9740 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9741 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9742 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9744 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9746 PR tree-optimization/40813
9747 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9750 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9752 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9753 with a NOP_EXPR if needed.
9755 2009-07-21 Paul Brook <paul@codesourcery.com>
9757 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9758 Terminate debug dump with newline.
9760 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9762 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9763 Cast "1" to unsigned HOST_WIDE_INT.
9764 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9765 deposit length to the maximum length - lsb. Extend length if
9766 HOST_BITS_PER_WIDE_INT is 32.
9768 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9770 * cgraph.h (constant_pool_htab): New function.
9771 (constant_descriptor_tree): Move from varasm.c.
9772 * varasm.c (constant_pool_htab): New function.
9773 (constant_descriptor_tree): Move to cgraph.h.
9775 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9777 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9779 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9781 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9784 2009-07-20 Xinliang David Li <davidxl@google.com>
9786 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9788 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9790 * config/mips/mips.md (move_type): Add arith.
9791 (type): Handle arith.
9792 (zero_extendsidi2): Rename this into ...
9793 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9794 (zero_extendsidi2): New expander.
9795 (*zero_extendsidi2_dext): New pattern.
9797 2009-07-20 Nick Clifton <nickc@redhat.com>
9799 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9800 to set MIPS_ABI_DEFAULT.
9801 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9803 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9805 * tree-object-size.c (addr_object_size): Handle unions with
9806 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9808 PR tree-optimization/40792
9809 * tree.c (build_function_type_skip_args): Remove bogus assert.
9811 2009-07-20 Jan Hubicka <jh@suse.cz>
9812 Martin Jambor <mjambor@suse.cz>
9814 * cgraph.h (combined_args_to_skip): New field.
9815 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9816 combined_args_to_skip and args_to_skip.
9817 * tree-inline.c (update_clone_info): New function.
9818 (tree_function_versioning): Call update_clone_info.
9819 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9821 (cgraph_materialize_all_clones): More extensive dumping, working
9822 with combined_args_to_skip rather than args_to_skip.
9824 2009-07-20 Ira Rosen <irar@il.ibm.com>
9826 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9827 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9828 (get_initial_def_for_reduction): Likewise.
9829 (vectorizable_reduction): Skip the check of first operand in case
9830 of COND_EXPR. Add check that it is outer loop vectorization if
9831 nested cycle was detected. Call vectorizable_condition() for
9832 COND_EXPR. If reduction epilogue cannot be created do not fail for
9833 nested cycles (if it is not double reduction). Assert that there
9834 is only one type in the loop in case of COND_EXPR. Call
9835 vectorizable_condition() to vectorize COND_EXPR.
9836 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9837 Add parameters. Allow nested cycles if called from
9838 vectorizable_reduction(). Use reduction vector variable if provided.
9839 (vect_analyze_stmt): Call vectorizable_reduction() before
9840 vectorizable_condition().
9841 (vect_transform_stmt): Update call to vectorizable_condition().
9843 2009-07-20 Christian Bruel <christian.bruel@st.com>
9845 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9846 * doc/invoke.texi (-mfmovd): Likewise.
9847 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9849 2009-07-20 Jan Hubicka <jh@suse.cz>
9851 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9852 when handling SSA name.
9854 2009-07-19 Jan Hubicka <jh@suse.cz>
9856 PR tree-optimization/40676
9857 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9858 virtual PHIs in empty BBs.
9860 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9862 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9863 re-expanded the compound use gen_lowpart instead to convert to the
9866 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9868 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9869 OUTER_CONST arguments.
9870 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9871 the new wider mode will be masked off.
9872 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9874 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9876 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9877 high-order bits are zero.
9879 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9881 * combine.c (simplify_shift_const_1): Split code to determine
9883 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9884 new bits shifted in are identical to the old sign bit.
9886 2009-07-18 Richard Guenther <rguenther@suse.de>
9889 * gimplify.c (gimplify_call_expr): Reject code using results from
9890 functions returning void.
9892 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9894 * doc/md.texi: Document the new PowerPC "es" constraint.
9895 Document that "m" can include automodified addresses on this target,
9896 and explain how %U must be used. Extend the "Q" and "Z" documentation
9897 to suggest "es" as well as "m".
9898 * config/rs6000/constraints.md (es): New memory constraint.
9899 (Q, Z): Update strings to match new documentation.
9901 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9903 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9904 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9905 * config/rs6000/predicates.md (volatile_mem_operand): Use
9906 offsettable_nonstrict_memref_p.
9907 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9908 (*floatunssidf2_internal): Likewise.
9909 (*fix_truncdfsi2_internal): Likewise.
9910 (*fix_trunctfsi2_internal): Likewise.
9912 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9914 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9916 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9918 2009-07-17 Richard Guenther <rguenther@suse.de>
9921 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9922 (pass_warn_unused_result): Likewise.
9923 (TODO_set_props): Remove.
9924 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9926 (pass_diagnose_omp_blocks): Define.
9927 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9928 (c_gimple_diagnostics_recursively): Remove.
9929 (finish_function): Do not call it.
9930 (c_write_global_declarations): Continue after errors.
9931 Finalize the CU here.
9932 * c-gimplify.c (c_genericize): Do not gimplify here.
9933 * c-common.c (c_warn_unused_result): Move ...
9934 * tree-cfg.c (do_warn_unused_result): ... here.
9935 (run_warn_unused_result): New function.
9936 (gate_warn_unused_result): New function.
9937 (pass_warn_unused_result): New pass.
9938 * c-common.h (c_warn_unused_result): Remove.
9939 * flags.h (flag_warn_unused_result): Declare.
9940 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9941 * opts.c (flag_warn_unused_result): Initialize to false.
9942 * toplev.c (compile_file): Add comment.
9943 * omp-low.c (create_omp_child_function): Do not register
9944 the function with the frontend.
9945 (diagnose_omp_structured_block_errors): Prepare to be
9946 called as optimization pass.
9947 (gate_diagnose_omp_blocks): New function.
9948 (pass_diagnose_omp_blocks): New pass.
9949 * cgraph.h (cgraph_optimize): Remove.
9950 (cgraph_analyze_function): Likewise.
9951 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9952 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9953 before their parents here.
9954 (cgraph_finalize_function): Not here.
9955 (cgraph_analyze_function): Gimplify functions here.
9956 (cgraph_finalize_compilation_unit): Continue after errors.
9957 Optimize the callgraph from here.
9958 (cgraph_optimize): Make static.
9959 * langhooks.c (write_global_declarations): Finalize the CU.
9960 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9961 (gimplify_function_tree): Assert we gimplify only once.
9962 Set PROP_gimple_any property.
9963 * tree-nested.c (gimplify_all_functions): New function.
9964 (lower_nested_functions): Gimplify all nested functions.
9965 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9966 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9967 and pass_diagnose_omp_blocks after gimplification. Do not
9968 set TODO_set_props on all_lowering_passes.
9969 (execute_one_pass): Do not handle TODO_set_props.
9970 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9971 (gimplify.o): Add tree-pass.h dependency.
9972 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9973 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9974 (unsave_r): Likewise.
9975 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9978 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9980 * doc/service.texi (Service): Restore previously removed link,
9981 which isn't broken after all.
9983 2009-07-17 Richard Guenther <rguenther@suse.de>
9985 PR tree-optimization/40321
9986 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9987 PHI nodes to the maximal set.
9988 (make_values_for_phi): Add PHI arguments to the maximal set.
9989 (execute_pre): Dump PHI_GEN and the maximal set.
9991 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9994 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9997 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9999 * doc/extend.texi (Nested Functions): Replace broken link with
10001 * doc/service.texi (Service): Remove broken link.
10003 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10006 * builtins.c (expand_builtin_memcmp): Use loc instead of
10007 EXPR_LOCATION (exp).
10008 (expand_builtin_strncmp): Likewise.
10010 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10011 Manuel López-Ibáñez <manu@gcc.gnu.org>
10014 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10015 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10016 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10017 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10018 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10019 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10020 tree-inline.c, c-common.c, c-common.h, gimple.c,
10021 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10022 convert.c: Add location argument to fold_{unary,binary,ternary},
10023 fold_build[123], build_call_expr, build_size_arg,
10024 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10025 fold_build1_initializer, fold_build2_initializer,
10026 fold_build3_initializer, fold_build_call_array,
10027 fold_build_call_array_initializer, fold_single_bit_test,
10028 omit_one_operand, omit_two_operands, invert_truthvalue,
10029 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10030 combine_comparisons, fold_builtin_*, fold_call_expr,
10031 build_range_check, maybe_fold_offset_to_address, round_up,
10034 2009-07-16 Jason Merrill <jason@redhat.com>
10037 * c-common.c (c_common_reswords): Add __is_standard_layout
10039 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10040 * doc/implement-cxx.texi: New.
10041 * doc/gcc.texi: Include it.
10043 2009-07-16 DJ Delorie <dj@redhat.com>
10045 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10046 compares that may be indirectly affected by previous instructions.
10048 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10050 * builtins.c (do_mpc_arg2): New.
10051 (fold_builtin_2): Fold builtin cpow.
10052 * real.h (HAVE_mpc_pow): New.
10054 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10056 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10057 comparison to skip unprofitable schedule
10059 2009-07-16 Simon Baldwin <simonb@google.com>
10061 * gcc.c (option_map): New flag -no-canonical-prefixes.
10062 * (display_help): Print help text for new flag.
10063 * (process_command): Move options translation and language specifics
10064 and handle new flag early. Use it to set a function pointer to a
10065 prefix builder. Replace make_relative_prefix calls with calls to
10066 the function pointed to. Ignore new flag in regular options handling.
10067 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10069 2009-07-15 DJ Delorie <dj@redhat.com>
10071 * config/mep/mep.md (sibcall_internal): Change register to avoid
10072 argument registers.
10073 (sibcall_value_internal): Likewise.
10075 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10077 PR rtl-optimization/40710
10078 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10080 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10082 * config/mips/mips.md (*extenddi_truncate<mode>,
10083 *extendsi_truncate<mode>): Change type attribute to move_type
10084 with shift_shift. Split out code handling exts from here ...
10085 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10087 (*extendhi_truncateqi): Change type attribute to move_type with
10088 shift_shift. Split out code handling exts from here ...
10089 (*extendhi_truncateqi_exts): ... to this new pattern.
10091 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10093 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10094 instead of "and" with inverted sign bit mask value. Use
10095 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10096 Allocate registers only for operand 4 and operand 5.
10098 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10100 PR middle-end/40747
10101 * fold-const.c (fold_cond_expr_with_comparison): When folding
10102 < and <= to MIN, make sure the MIN uses the same type as the
10103 comparison's operands.
10105 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10107 * arm.md (ior_xor): New code iterator.
10108 (split for ior/xor with shift and zero-extend): New split pattern.
10109 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10111 2009-07-15 Richard Guenther <rguenther@suse.de>
10113 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10116 2009-07-15 Richard Guenther <rguenther@suse.de>
10118 PR middle-end/40753
10119 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10121 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10123 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10124 handle 2.6.30 kernel.
10126 2009-07-15 DJ Delorie <dj@redhat.com>
10128 * config/mep/mep.md (sibcall_internal): Change register to allow
10129 for 24-bit addresses.
10130 (sibcall_value_internal): Likewise.
10132 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10134 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10135 that are enabled/disabled by the flags introduced by a previous patch.
10137 2009-07-14 DJ Delorie <dj@redhat.com>
10139 * config/mep/mep.md (sibcall_internal): Include non-toggling
10141 (sibcall_value_internal): Likewise.
10143 2009-07-14 Taras Glek <tglek@mozilla.com>
10144 Rafael Espindola <espindola@google.com>
10146 * doc/sourcebuild.texi: Document install-plugin target.
10147 * configure.ac: Added install-plugin target to language makefiles.
10148 * configure: Regenerate.
10149 * Makefile.in: (install-plugin): Install more headers,
10150 depend on lang.install-plugin.
10152 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10154 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10157 2009-07-14 DJ Delorie <dj@redhat.com>
10159 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10160 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10161 * config/mep/mep.md (sibcall_internal): Change test from
10162 mep_vliw_mode_match to mep_vliw_jmp_match.
10163 (sibcall_value_internal): Likewise.
10165 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10167 * config/i386/sse.md (copysign<mode>3): New expander.
10168 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10169 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10170 Use ix86_build_const_vector.
10171 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10172 IX86_BUILTIN_CPYSGNPD.
10173 (builtin_description): Add __builtin_ia32_copysignps and
10174 __builtin_ia32_copysignpd.
10175 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10176 and BUILT_IN_COPYSIGNF.
10178 2009-07-13 Jason Merrill <jason@redhat.com>
10180 * builtins.c (can_trust_pointer_alignment): New fn.
10181 (get_pointer_alignment): Factor it out from here.
10182 * tree.h: Declare it.
10184 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10186 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10189 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10193 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10195 2009-07-14 Richard Guenther <rguenther@suse.de>
10196 Andrey Belevantsev <abel@ispras.ru>
10198 PR middle-end/40745
10199 * cfgexpand.c (partition_stack_vars): Do not bother to update
10200 alias information when not optimizing.
10202 2009-07-14 Richard Guenther <rguenther@suse.de>
10203 Andrey Belevantsev <abel@ispras.ru>
10205 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10206 (pt_solution_set): Likewise.
10207 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10208 * tree-ssa-structalias.c (pt_solution_set): New function.
10209 * final.c (rest_of_clean_state): Free SSA data structures.
10210 * print-rtl.c (print_decl_name): Remove.
10211 (print_mem_expr): Implement in terms of print_generic_expr.
10212 * alias.c (ao_ref_from_mem): New function.
10213 (rtx_refs_may_alias_p): Likewise.
10214 (true_dependence): Query alias-export info.
10215 (canon_true_dependence): Likewise.
10216 (write_dependence_p): Likewise.
10217 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10219 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10220 (mem_expr_equal_p): Use operand_equal_p.
10221 (set_mem_attributes_minus_bitpos): Do not use
10222 component_ref_for_mem_expr.
10223 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10224 (update_alias_info_with_stack_vars): Likewise.
10225 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10226 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10227 explicitly nor clear stmt operands.
10228 Free the decl-to-pointer map.
10229 * tree-optimize.c (execute_free_datastructures): Do not free
10230 SSA data structures here.
10231 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10232 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10233 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10235 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10237 2009-07-13 DJ Delorie <dj@redhat.com>
10239 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10240 unrolling at the right iteration count.
10242 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10245 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10247 * haifa-sched.c (rank_for_schedule): Introduced flags to
10248 enable/disable individual scheduling heuristics.
10249 * common.opt: Introduced flags to enable/disable individual
10250 heuristics in the scheduler.
10251 * doc/invoke.texi: Introduced flags to enable/disable individual
10252 heuristics in the scheduler.
10254 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10256 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10257 config/i386/mingw-tls.c.
10258 * config/i386/mingw-tls.c: Removed.
10260 2009-07-13 Ira Rosen <irar@il.ibm.com>
10262 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10263 checks access only relevant statements.
10264 (vectorizable_reduction): Likewise.
10266 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10268 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10269 just for 32-bit case.
10271 2009-07-12 Jan Hubicka <jh@suse.cz>
10273 PR tree-optimization/40585
10274 * except.c (expand_resx_expr): When there already is resume
10275 instruction, produce linked list.
10276 (build_post_landing_pads): Assert that resume is empty.
10277 (connect_post_landing_pads): Handle resume lists.
10278 (dump_eh_tree): Dump resume list.
10280 2009-07-12 Ira Rosen <irar@il.ibm.com>
10282 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10283 with additional argument.
10284 * tree-vectorizer.h (enum vect_def_type): Add
10285 vect_double_reduction_def.
10286 (vect_is_simple_reduction): Add argument.
10287 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10289 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10290 vect_is_simple_reduction with additional argument.
10291 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10293 (reduction_code_for_scalar_code): Handle additional codes by
10294 returning ERROR_MARK for them. Fix comment and indentation.
10295 (vect_is_simple_reduction): Fix comment, add argument to specify
10296 double reduction. Detect double reduction.
10297 (get_initial_def_for_induction): Fix indentation.
10298 (get_initial_def_for_reduction): Fix comment and indentation.
10299 Handle double reduction. Create initial definitions that do not
10300 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10301 (vect_create_epilog_for_reduction): Fix comment, add argument to
10302 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10303 epilogue result extraction. Create double reduction phi node and
10304 replace relevant uses.
10305 (vectorizable_reduction): Call vect_is_simple_reduction with
10306 additional argument. Fix indentation. Update epilogue code treatment
10307 according to the changes in reduction_code_for_scalar_code. Check
10308 for double reduction. Call vect_create_epilog_for_reduction with
10309 additional argument.
10310 * tree-vect-stmts.c (process_use): Handle double reduction, update
10312 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10313 (vect_get_vec_def_for_operand): Likewise.
10315 2009-07-12 Danny Smith <dansmister@gmail.com>
10317 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10318 dllexport if !TREE_PUBLIC.
10319 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10321 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10323 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10324 (avr_extra_arch_macro) Remove declatation.
10325 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10326 (avr_extra_arch_macro) Declare as static.
10327 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10329 2009-07-11 Jan Hubicka <jh@suse.cz>
10331 PR middle-end/48388
10332 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10334 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10337 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10338 cold_in_std_section bits.
10339 (dwarf2out_begin_prologue): Initialize them.
10340 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10341 if already covered by text_section or cold_text_section range.
10343 PR rtl-optimization/40667
10344 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10345 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10346 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10347 * config/i386/i386.c (ix86_minimum_alignment): New function.
10348 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10349 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10350 * emit-rtl.c (gen_reg_rtx): Likewise.
10351 * function.c (assign_parms): Likewise. If nominal_type needs
10352 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10353 rather than passed_type's alignment.
10356 * function.c (assign_parm_setup_stack): Adjust
10357 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10358 from nominal_mode on big endian.
10360 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10362 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10364 2009-07-10 DJ Delorie <dj@redhat.com>
10366 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10368 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10370 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10372 (thumb2_cbnz): Likewise.
10374 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10377 * config.gcc (supported_defaults): Add synci.
10378 (with_synci): Add validation.
10379 (all_defaults): Add synci.
10380 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10383 * config/mips/mips.opt (msynci): New option.
10384 * config/mips/mips.c (mips_override_options): Warn on use of
10385 -msynci for targets that do now support it.
10386 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10388 * gcc/doc/invoke.texi (-msynci): Document the new option.
10389 * doc/install.texi (--with-synci): Document the new option.
10391 2009-07-10 Richard Guenther <rguenther@suse.de>
10393 PR tree-optimization/40496
10394 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10395 the PHI result with a compatible type.
10397 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10401 * c.opt (Wunused-result): New.
10402 * doc/invoke.texi: Document it.
10403 * c-common.c (c_warn_unused_result): Use it.
10405 2009-07-09 DJ Delorie <dj@redhat.com>
10407 * targhooks.c (default_target_can_inline_p): Rename from
10408 default_target_option_can_inline_p.
10409 * targhooks.h (default_target_can_inline_p): Likewise.
10410 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10411 TARGET_OPTION_CAN_INLINE_P.
10412 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10413 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10414 (mep_target_can_inline_p): Rename from
10415 mep_target_option_can_inline_p.
10418 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10419 registers used to pass vectors.
10421 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10423 2009-07-09 Tom Tromey <tromey@redhat.com>
10425 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10426 * config/mmix/mmix.c: Include dwarf2.h.
10427 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10428 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10429 * config/sh/sh.c: Include dwarf2.h.
10430 * config/i386/i386.c: Include dwarf2.h.
10431 * Makefile.in (DWARF2_H): Remove 'elf'.
10432 * except.c: Include dwarf2.h.
10433 * unwind-dw2.c: Include dwarf2.h.
10434 * dwarf2out.c: Include dwarf2.h.
10435 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10436 * unwind-dw2-fde.c: Include dwarf2.h.
10437 * dwarf2asm.c: Include dwarf2.h.
10439 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10441 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10442 (max_issue): Use it.
10443 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10445 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10446 (region_sched_info): Update.
10447 * sched-ebb.c (ebb_sched_info): Update.
10448 * modulo-sched.c (sms_sched_info): Update.
10449 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10451 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10453 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10455 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10457 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10459 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10461 PR middle-end/40692
10462 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10463 arg1 with arg01 if arg1 is already INTEGER_CST.
10465 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10467 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10468 Transform (and (truncate)) into (truncate (and)).
10470 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10472 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10473 creating LHS paradoxical subregs. Fix surrounding returns to
10474 use NULL_RTX rather than 0.
10476 2009-07-08 DJ Delorie <dj@redhat.com>
10478 * config/mep/mep.c: (mep_option_can_inline_p): New.
10479 (TARGET_OPTION_CAN_INLINE_P): Define.
10481 2009-07-08 Mark Wielaard <mjw@redhat.com>
10484 * dwarf2out.c (add_data_member_location_attribute): When we have
10485 only a constant offset don't emit a new location description using
10486 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10489 2009-07-08 Richard Henderson <rth@redhat.com>
10492 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10493 (enum reg_class): Add CLOBBERED_REGS.
10494 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10495 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10496 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10497 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10498 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10499 force 64-bit sibcalls into R11.
10500 * config/i386/constraints.md (U): New constraint.
10501 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10502 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10503 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10505 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10507 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10509 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10510 * ebitmap.h (dump_ebitmap): Ditto.
10511 * optabs.h (optab_libfunc): Ditto.
10512 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10513 * tree-flow.h (vect_can_force_dr_alignment_p,
10514 get_vectype_for_scalar_type): Ditto.
10515 (vectorize_loops): Move prototype to ...
10516 * tree-vectorizer.h: ... here. Also, adjust comment.
10517 (vect_set_verbosity_level): Remove duplicate prototype.
10518 * tree-ssa-loop.c: Include tree-vectorizer.h.
10519 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10521 2009-07-08 Nick Clifton <nickc@redhat.com>
10523 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10526 2009-07-08 DJ Delorie <dj@redhat.com>
10528 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10529 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10530 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10532 * config/mep/intrinsics.md: Regenerated.
10533 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10534 registers when asm() or calls are detected.
10536 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10539 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10541 * gimple (gimple_build_call_from_tree): Likewise.
10542 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10543 no_warning flag before warning.
10545 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10547 * tree.c (set_expr_locus): Remove.
10548 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10549 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10551 * gimplify.c (internal_get_tmp_var): Likewise.
10552 (gimplify_call_expr): Likewise.
10553 (gimplify_one_sizepos): Likewise.
10555 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10558 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10559 to variables for debugging purposes.
10561 2009-06-23 Mark Loeser <mark@halcy0n.com>
10564 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10566 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10568 * pretty-print.c (pp_base_format): Remove %J.
10569 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10570 gcc_cxxdiag_char_table): Likewise.
10571 (init_dynamic_diag_info): Likewise.
10573 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10575 * pretty-print.c (pp_base_format): Remove %H.
10576 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10577 gcc_cxxdiag_char_table): Likewise.
10578 (init_dynamic_diag_info): Likewise.
10579 * config/mep/mep.c (mep_select_section): Likewise.
10581 2009-07-07 Duncan Sands <baldrick@free.fr>
10583 * final.c (pass_clean_state): Give the pass a name.
10584 * passes.c (pass_rest_of_compilation): Likewise.
10585 * tree-optimize.c (pass_all_optimizations): Likewise.
10587 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10589 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10590 an extra 'decl' for error_at.
10592 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10594 PR middle-end/40669
10595 * tree-tailcall.c (adjust_return_value_with_ops,
10596 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10597 if it has complex or vector type.
10599 2009-07-07 Olivier Hainque <hainque@adacore.com>
10601 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10604 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10606 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10608 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10610 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10611 * c-decl.c: Likewise.
10612 * function.c: Likewise.
10613 * varasm.c: Likewise.
10614 * tree-ssa.c: Likewise.
10615 * c-common.c: Likewise.
10616 * tree-cfg.c: Likewise.
10617 * config/spu/spu.c: Likewise.
10618 * config/ia64/ia64.c: Likewise.
10619 * config/v850/v850.c: Likewise.
10621 2009-07-06 DJ Delorie <dj@redhat.com>
10623 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10624 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10625 unspecified accesses to control registers.
10626 * config/mep/intrinsics.md: Regenerate.
10627 * config/mep/intrinsics.h: Regenerate.
10628 * config/mep/mep-intrin.h: Regenerate.
10630 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10632 * c-lex.c: Replace %H by an explicit location. Update all calls.
10633 * c-common.c: Likewise.
10634 * c-decl.c: Likewise.
10635 * c-typeck.c: Likewise.
10636 * fold-const.c: Likewise.
10637 * gimplify.c: Likewise.
10638 * stmt.c: Likewise.
10639 * tree-cfg.c: Likewise.
10640 * tree-ssa-loop-niter.c: Likewise.
10641 * tree-vrp.c: Likewise.
10642 * value-prof.c: Likewise.
10644 2009-07-06 Diego Novillo <dnovillo@google.com>
10646 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10647 if it has one. Handle cases where VAR does not have an
10648 annotation or cfun is NULL.
10650 2009-07-06 Diego Novillo <dnovillo@google.com>
10652 * tree.c: Include debug.h.
10653 (initialize_tree_contains_struct): New.
10654 (init_ttree): Call it.
10655 (tree_node_structure_for_code): Factor out of ...
10656 (tree_node_structure): ... here.
10657 * treestruct.def (TS_PHI_NODE): Remove.
10658 (TS_GIMPLE_STATEMENT): Remove.
10660 2009-07-06 Diego Novillo <dnovillo@google.com>
10662 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10663 (debug_tree_chain): Handle cycles.
10665 2009-07-06 Nick Clifton <nickc@redhat.com>
10666 DJ Delorie <dj@redhat.com>
10668 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10669 __FMOVD_ENABLED__ is defined.
10671 (TARGET_FMOVD): Provide a default definition.
10672 (MASK_FMOVD): Likewise.
10673 (TARGET_CPU_CPP_BUILTINS): Define
10674 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10675 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10676 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10677 (split for DF load from memory into register): Also handle
10678 MEMs which consist of REG+DISP addressing.
10679 (split for DF store from register to memory): Likewise.
10680 (movsf_ie): Always use single fp_mode.
10681 * config/sh/sh.c (sh_override_options): Do not automatically
10682 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10683 that to the -mfmovd command line switch.
10684 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10685 (fldi_ok): Always allow.
10686 * config/sh/sh.opt (mfmovd): Remove this switch.
10687 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10689 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10690 Kaz Kojima <kkojima@gcc.gnu.org>
10692 PR rtl-optimization/30807
10693 * postreload.c (reload_combine): For every new use of REG_SUM,
10694 record the use of BASE.
10696 2009-07-06 Jan Hubicka <jh@suse.cz>
10698 * params.def: Revert my accidental commit at 2009-06-30.
10700 2009-07-04 Ian Lance Taylor <iant@google.com>
10703 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10705 (mingw_format_attribute_overrides): Likewise.
10707 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10710 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10711 don't check cfa.reg. Instead of cfa.indirect use
10712 fde && fde->drap_reg != INVALID_REGNUM test.
10714 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10716 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10718 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10721 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10723 2009-07-03 Richard Guenther <rguenther@suse.de>
10725 PR tree-optimization/40640
10726 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10729 2009-07-03 Jan Hubicka <jh@suse.cz>
10731 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10732 for size, reduce amount of inlining.
10734 2009-07-03 Richard Guenther <rguenther@suse.de>
10736 PR middle-end/34163
10737 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10738 if t +- x is known to not overflow and the conversion widens the
10740 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10742 2009-07-03 Jan Hubicka <jh@suse.cz>
10744 * ipa-pure-const.c (analyze): Update loop optimizer init.
10745 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10746 try_remove_empty_loop, remove_empty_loops): Remove.
10747 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10748 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10749 to mark regular loops as neccesary.
10750 (degenerate_phi_p): New function.
10751 (propagate_necessity, remove_dead_phis): Use it.
10752 (forward_edge_to_pdom): Likewise.
10753 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10754 virtual PHI nodes that became unreachable.
10755 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10756 * tree-flow.h (remove_empty_loops): Remove.
10757 * passes.c (init_optimization_passes): Remove.
10759 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10761 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10762 can_create_pseudo_p.
10763 (*fix_trunc<mode>_i387_1): Ditto.
10764 (*floathi<mode>2_1): Ditto.
10765 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10766 (*fistdi2_1): Ditto.
10767 (*fist<mode>2_1): Ditto.
10768 (frndintxf2_floor): Ditto.
10769 (*fist<mode>2_floor_1): Ditto.
10770 (frndintxf2_ceil): Ditto.
10771 (*fist<mode>2_ceil_1): Ditto.
10772 (frndintxf2_trunc): Ditto.
10773 (frndintxf2_mask_pm): Ditto.
10774 (fxam<mode>2_i387_with_temp): Ditto.
10775 * config/i386/sse.md (mulv16qi3): Ditto.
10776 (*sse2_mulv4si3): Ditto.
10778 (sse4_2_pcmpestr): Ditto.
10779 (sse4_2_pcmpistr): Ditto.
10781 2009-07-03 Jan Hubicka <jh@suse.cz>
10783 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10784 (mark_stmt_necessary): Set it.
10785 (mark_operand_necessary): Set it.
10786 (mark_control_dependent_edges_necessary): Set it.
10787 (mark_virtual_phi_result_for_renaming): New function.
10788 (get_live_post_dom): New function.
10789 (forward_edge_to_pdom): New function.
10790 (remove_dead_stmt): Fix handling of control dependences.
10791 (tree_dce_init): Init new bitmap.
10792 (tree_dce_done): Free it.
10794 2009-07-02 Richard Guenther <rguenther@suse.de>
10797 * tree-ssa-structalias.c (new_var_info): Initialize
10800 2009-07-02 Jan Hubicka <jh@suse.cz>
10802 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10805 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10807 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10808 instead of recomputing it. Adjust calls.
10809 (emit_store_flag): Adjust recursive calls.
10811 2009-07-02 Richard Guenther <rguenther@suse.de>
10813 * tree-ssa-live.c (remove_unused_locals): Do not remove
10815 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10816 of DECL_EXTERNAL for HEAP variables.
10817 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10818 HEAP variables. Do not adjust RESTRICT vars.
10819 (find_what_var_points_to): Nobody cares if something
10820 points to READONLY.
10822 2009-07-02 Ben Elliston <bje@au.ibm.com>
10824 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10825 pc_low and pc_high declarations to the top of the function.
10827 2009-07-01 DJ Delorie <dj@redhat.com>
10829 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10830 registers as fixed.
10831 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10832 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10833 unspecified accesses to control registers.
10834 * config/mep/intrinsics.md: Regenerate.
10835 * config/mep/intrinsics.h: Regenerate.
10836 * config/mep/mep-intrin.h: Regenerate.
10838 2009-07-01 Anthony Green <green@moxielogic.com>
10840 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10841 instruction when possible.
10842 (moxie_expand_prologue): Ditto. Also, save an instruction and
10843 some complexity by popping off of $r12 instead of $sp.
10844 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10847 2009-07-01 Richard Henderson <rth@redhat.com>
10850 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10851 contained no insns, reposition note before last insn.
10853 2009-07-01 Richard Henderson <rth@redhat.com>
10856 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10857 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10859 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10862 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10863 darwin9 for printing reg addresses with %y.
10865 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10867 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10868 truncation from operands in binary operations.
10870 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10873 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10874 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10875 subreg of op0 to the original op0.
10877 * expmed.c (store_bit_field_1): Use a temporary as the destination
10878 instead of a paradoxical subreg when we need to truncate the result.
10880 2009-07-01 DJ Delorie <dj@redhat.com>
10882 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10883 names to VLIW variants.
10884 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10885 * config/mep/intrinsics.md: Regenerate.
10886 * config/mep/intrinsics.h: Regenerate.
10887 * config/mep/mep-intrin.h: Regenerate.
10889 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10892 * jump.c (returnjump_p): Revert last patch.
10893 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10895 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10898 * pa.md (casesi32p): Use jump table label to determine the offset
10900 (casesi64p): Likewise.
10902 * pa.c (forward_branch_p): Return bool type. Use instruction
10903 addresses when available. Assert that INSN has a jump label.
10904 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10907 2009-07-01 Richard Guenther <rguenther@suse.de>
10909 PR tree-optimization/19831
10910 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10911 that only act as barriers do not make any previous stores necessary.
10912 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10913 HEAP variables global, do not add a constraint from nonlocal.
10914 (find_func_aliases): Handle escapes through return statements.
10915 (compute_points_to_sets): Make escaped HEAP variables global.
10917 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10920 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10921 after reducing a DImode cstore to SImode.
10923 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10925 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10926 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10928 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10930 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10931 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10933 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10934 and umod_optab if TARGET_BSD_DIVMOD.
10935 * config/vax/lib1funcs.asm: New file.
10936 * config/vax/t-linux: New file.
10937 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10939 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10942 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10943 to type arguments that have void type.
10946 * dwarf2out.c (gen_formal_parameter_die): Call
10947 equate_decl_number_to_die if node is different from origin.
10949 2009-06-30 Anthony Green <green@moxielogic.com>
10951 Clean up moxie port for --enable-build-with-cxx.
10952 * config/moxie/moxie.c (moxie_function_value): First two
10953 parameters are const_tree, not tree.
10954 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10955 (REG_CLASS_NAMES): Ditto.
10956 (REGNO_REG_CLASS): Ditto.
10957 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10958 (moxie_function_value): Fix constyness of arguments.
10960 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10962 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10963 finalize_size_functions before further processing.
10964 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10965 (variable_size): Call self_referential_size on size expressions
10966 that contain a PLACEHOLDER_EXPR.
10967 (size_functions): New static variable.
10968 (copy_self_referential_tree_r): New static function.
10969 (self_referential_size): Likewise.
10970 (finalize_size_functions): New global function.
10971 * tree.c: Include tree-inline.h.
10972 (push_without_duplicates): New static function.
10973 (find_placeholder_in_expr): New global function.
10974 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10976 <tcc_expression>: Likewise.
10977 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10978 the call in the expression.
10979 * tree.h (finalize_size_functions): Declare.
10980 (find_placeholder_in_expr): Likewise.
10981 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10982 (substitute_placeholder_in_expr): Update comment.
10983 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10985 (copy_tree_body_r): Likewise.
10986 (copy_tree_body): New static function.
10987 (maybe_inline_call_in_expr): New global function.
10988 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10989 (maybe_inline_call_in_expr): Declare.
10990 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10991 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10994 2009-06-30 Richard Guenther <rguenther@suse.de>
10996 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10998 (propagate_necessity): Do not mark reaching defs of stores
11001 2009-06-30 Jan Hubicka <jh@suse.cz>
11003 * cfgloopanal.c (check_irred): Move into ...
11004 (mark_irreducible_loops): ... here; return true if ireducible
11006 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11007 (analyze_function): Try to prove loop finiteness.
11008 * cfgloop.h (mark_irreducible_loops): Update prototype.
11009 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11011 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11013 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11015 2009-06-30 Ira Rosen <irar@il.ibm.com>
11017 PR tree-optimization/40542
11018 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11021 2009-06-30 Martin Jambor <mjambor@suse.cz>
11023 PR tree-optimization/40582
11024 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11025 than useless_type_conversion_p.
11026 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11029 2009-06-30 Martin Jambor <mjambor@suse.cz>
11031 PR middle-end/40554
11032 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11034 2009-06-30 Richard Guenther <rguenther@suse.de>
11036 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11037 use ao_ref references.
11038 (walk_aliased_vdefs): Likewise.
11039 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11040 * tree-ssa-dce.c (struct ref_data): Remove.
11041 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11042 (mark_aliased_reaching_defs_necessary): Adjust.
11043 (mark_all_reaching_defs_necessary_1): Likewise.
11045 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11048 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11049 (emit_store_flag_1): Extract from emit_store_flag, adjust
11050 calls to (what now is) emit_cstore.
11051 (emit_store_flag): Call emit_store_flag_1 and also use it
11052 for what used to be recursive calls.
11054 2009-06-30 Wei Guozhi <carrot@google.com>
11057 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11058 if the target bb post dominates from bb.
11059 * config/i386/i386.c (memory_address_length): Check existence of base
11060 register before using it.
11062 2009-06-30 Nick Clifton <nickc@redhat.com>
11063 DJ Delorie <dj@redhat.com>
11065 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11066 __FMOVD_ENABLED__ is defined.
11068 (TARGET_FMOVD): Provide a default definition.
11069 (MASK_FMOVD): Likewise.
11070 (TARGET_CPU_CPP_BUILTINS): Define
11071 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11072 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11073 two fmov instructions depending upon whether TARGET_FMOVD is
11075 (split for DF load from memory into register): Also handle
11076 MEMs which consist of REG+DISP addressing.
11077 (split for DF store from register to memory): Likewise.
11078 * config/sh/sh.opt (mfmovd): Remove this switch.
11079 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11080 * config/sh/sh.c (sh_override_options): Do not automatically
11081 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11082 that to the -mfmovd command line switch.
11084 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11086 (fldi_ok): Always allow.
11087 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11089 2009-06-29 DJ Delorie <dj@redhat.com>
11091 * doc/install.texi (mep-x-elf): Correct chip's full name.
11093 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11095 * doc/extend.texi: Fix typo.
11097 2009-06-29 Tom Tromey <tromey@redhat.com>
11099 * dwarf2.h: Remove.
11100 * Makefile.in (DWARF2_H): New variable.
11101 (except.o): Use it.
11102 (dwarf2out.o): Likewise.
11103 (dwarf2asm.o): Likewise.
11104 * config/i386/t-i386: Use DWARF2_H.
11105 * except.c: Include elf/dwarf2.h.
11106 * unwind-dw2.c: Include elf/dwarf2.h.
11107 * dwarf2out.c: Include elf/dwarf2.h.
11108 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11109 <dtprel>: New field.
11110 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11111 (size_of_loc_descr): Likewise.
11112 (output_loc_operands_raw): Likewise.
11113 (output_loc_operands): Handle new dtprel field.
11114 (loc_checksum): Update.
11115 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11116 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11117 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11118 * dwarf2asm.c: Include elf/dwarf2.h.
11119 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11120 * config/mmix/mmix.c: Include elf/dwarf2.h.
11121 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11122 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11123 * config/sh/sh.c: Include elf/dwarf2.h.
11124 * config/i386/i386.c: Include elf/dwarf2.h.
11126 2009-06-29 DJ Delorie <dj@redhat.com>
11128 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11130 * doc/extend.texi: Add MeP attributes and pragmas.
11131 * doc/invoke.text: Add MeP Options.
11132 * doc/contrib.texi: Add MeP contribution.
11133 * doc/md.texi: Add MeP constraints.
11134 * doc/install.texi: Add MeP target.
11136 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11138 * target.h (struct gcc_target): Add frame_pointer_required field.
11139 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11140 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11141 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11143 * reload1.c (update_eliminables): (Ditto.).
11144 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11145 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11146 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11148 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11150 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11151 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11152 (arm_frame_pointer_required): New function.
11154 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11155 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11156 (avr_frame_pointer_required_p): Declare as static.
11157 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11159 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11160 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11161 (bfin_frame_pointer_required): Make as static, change return type
11163 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11165 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11166 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11167 (cris_frame_pointer_required): New function.
11169 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11171 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11172 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11173 (fr30_frame_pointer_required): New function.
11175 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11176 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11177 (frv_frame_pointer_required): Make as static, change return type
11179 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11181 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11182 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11183 (ix86_frame_pointer_required): Make as static, change return type to
11185 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11187 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11188 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11190 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11192 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11194 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11196 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11197 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11198 (mips_frame_pointer_required): Make as static.
11199 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11201 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11202 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11203 (mmix_frame_pointer_required): Mew function.
11205 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11206 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11208 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11210 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11212 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11214 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11215 (CAN_ELIMINATE): Redefine.
11216 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11217 (sparc_frame_pointer_required): New function.
11218 (sparc_can_eliminate): New function.
11219 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11221 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11222 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11224 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11225 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11226 (xtensa_frame_pointer_required): Make as static, change return type
11228 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11231 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11233 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11234 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11235 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11236 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11237 (register_callback): Handle PLUGIN_START_UNIT.
11238 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11240 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11242 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11244 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11245 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11247 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11249 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11252 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11254 * doc/extend.texi (Additional Floating Types): __float128 is also
11255 supported on i386 targets.
11257 2009-06-29 Richard Guenther <rguenther@suse.de>
11259 PR middle-end/14187
11260 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11262 (pt_solutions_same_restrict_base): Declare.
11263 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11265 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11266 (make_constraint_from, make_copy_constraint): Move earlier.
11267 (make_constraint_from_heapvar): New function.
11268 (make_constraint_from_restrict): Likewise.
11269 (handle_lhs_call): Use it.
11270 (find_func_aliases): Use it to track conversions to restrict
11271 qualified pointers.
11272 (struct fieldoff): Add only_restrict_pointers flag.
11273 (push_fields_onto_fieldstack): Initialize it.
11274 (create_variable_info_for): Track global restrict qualified pointers.
11275 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11276 Track restrict qualified pointer arguments.
11277 (set_uids_in_ptset): Use varinfo is_global_var flag.
11278 (find_what_var_points_to): Set the vars_contains_restrict flag.
11279 Always create the points-to solution for sets including restrict tags.
11280 (pt_solutions_same_restrict_base): New function.
11281 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11282 qualified pointers use pt_solutions_same_restrict_base as
11283 additional source for disambiguation.
11285 2009-06-29 Richard Guenther <rguenther@suse.de>
11287 PR middle-end/38212
11288 * alias.c (find_base_decl): Remove.
11289 (get_deref_alias_set_1): Remove restrict handling.
11290 * c-common.c (c_apply_type_quals_to_decl): Do not set
11291 DECL_POINTER_ALIAS_SET.
11292 * gimplify.c (find_single_pointer_decl_1): Remove.
11293 (find_single_pointer_decl): Likewise.
11294 (internal_get_tmp_var): Remove restrict handling.
11295 (gimple_regimplify_operands): Likewise.
11296 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11297 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11298 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11299 * tree.c (restrict_base_for_decl): Remove.
11300 (init_ttree): Do not allocate it.
11301 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11302 LABEL_DECL_UID for label decls.
11303 (copy_node_stat): Do not copy restrict information.
11304 (decl_restrict_base_lookup): Remove.
11305 (decl_restrict_base_insert): Likewise.
11306 (print_restrict_base_statistics): Likewise.
11307 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11308 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11309 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11310 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11311 (LABEL_DECL_UID): Adjust.
11312 (DECL_BASED_ON_RESTRICT_P): Remove.
11313 (DECL_GET_RESTRICT_BASE): Likewise.
11314 (SET_DECL_RESTRICT_BASE): Likewise.
11315 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11317 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11318 instead of DECL_POINTER_ALIAS_SET.
11319 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11320 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11321 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11323 2009-06-29 Richard Guenther <rguenther@suse.de>
11325 PR tree-optimization/40579
11326 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11327 the IL to simplify has constants that overflowed.
11329 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11331 PR tree-optimization/40550
11332 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11333 vector_compute_type only when the size of vector_compute_type is
11334 less than the size of type.
11336 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11338 * fold-const.c (contains_label_1): Fix comments.
11339 (contains_label_p): Do not walk trees multiple time.
11341 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11343 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11344 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11345 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11346 ix86_fp_comparison_operator.
11347 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11348 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11349 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11350 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11351 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11352 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11353 (related splits): Change predicate to ix86_fp_comparison_operator.
11354 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11355 instead of ix86_fp_comparison_codes.
11356 (ix86_trivial_fp_comparison_operator,
11357 ix86_fp_comparison_operator): New.
11358 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11359 (ix86_expand_compare): Eliminate last two parameters.
11360 (ix86_fp_jump_nontrivial_p): Kill.
11361 * config/i386/i386.c (put_condition_code): Eliminate call to
11362 ix86_fp_comparison_codes and subsequent assertion.
11363 (ix86_fp_comparison_codes): Eliminate.
11364 (ix86_fp_swap_condition): New.
11365 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11366 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11367 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11368 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11369 and ix86_fp_swap_condition.
11370 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11371 Use ix86_fp_comparison_strategy.
11372 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11373 (ix86_fp_jump_nontrivial_p): Eliminate.
11374 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11375 call to ix86_expand_compare.
11376 (ix86_split_fp_branch, ix86_expand_setcc,
11377 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11378 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11380 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11382 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11383 related to jump_clobbers.
11384 * config/arm/arm.md (conds): Remove jump_clob case.
11385 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11386 splits): Change comparison_operator to arm_comparison_operator.
11387 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11390 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11392 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11393 condition for floating point modes.
11394 * expmed.c (emit_store_flag_1): Move here a bigger part
11395 of emit_store_flag.
11396 (emit_store_flag): Try swapping the condition for floating point
11398 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11400 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11402 * expr.c (expand_expr_real_1): Just use do_store_flag.
11403 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11404 emit_store_flag_force.
11405 * expmed.c (emit_store_flag_force): Copy here trick
11406 previously in expand_expr_real_1. Try reversing the comparison.
11407 (emit_store_flag_1): Work if target is NULL.
11408 (emit_store_flag): Work if target is NULL, using the result mode
11409 from the comparison. Use split_comparison, restructure final part
11410 to simplify conditionals.
11412 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11414 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11415 * dojump.c (do_jump): Change handling of floating-point
11416 ops to use just do_compare_and_jump.
11417 (split_comparison): New.
11418 (do_compare_rtx_and_jump): Add here logic coming previously
11419 in do_jump, using split_comparison.
11421 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11424 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11426 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11428 * tree-ssa-alias.c: Fix unintentional commit.
11430 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11432 * passes.c (execute_one_pass): Fix unintentional commit.
11434 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11436 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11437 (df_rd_local_compute, df_md_local_compute): Inline them.
11439 (df_md_scratch): New.
11440 (df_md_alloc, df_md_free): Allocate/free it.
11441 (df_md_local_compute): Only include live registers in init.
11442 (df_md_transfer_function): Prune the in-set computed by
11443 the confluence function, and the gen-set too.
11445 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11447 PR rtl-optimization/26854
11448 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11449 * df-problems.c (df_rd_add_problem): Fix comment.
11450 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11451 df_md_simulate_artificial_defs_at_top,
11452 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11453 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11454 df_md_transfer_function, df_md_init, df_md_confluence_0,
11455 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11456 problem_MD, df_md_add_problem): New.
11457 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11458 df_md_get_bb_info): New.
11459 (DF_LAST_PROBLEM_PLUS1): Adjust.
11461 * Makefile.in (fwprop.o): Include domwalk.h.
11462 * fwprop.c: Include domwalk.h.
11463 (reg_defs, reg_defs_stack): New.
11464 (bitmap_only_bit_between): Remove.
11465 (process_defs): New.
11466 (process_uses): Use reg_defs and local_md instead of
11467 bitmap_only_bit_between and local_rd.
11468 (single_def_use_enter_block): New, from build_single_def_use_links.
11469 (single_def_use_leave_block): New.
11470 (build_single_def_use_links): Remove code moved to
11471 single_def_use_enter_block, invoke domwalk.
11472 (use_killed_between): Adjust comment.
11474 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11476 * bitmap.h (bitmap_ior_and_into): New.
11477 * bitmap.c (bitmap_ior_and_into): New.
11479 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11481 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11482 before_dom_children_before_stmts and after_dom_children_after_stmts.
11483 Rename the two remaining callbacks to just before_dom_children and
11484 after_dom_children. Remove other GIMPLE statement walking bits.
11485 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11486 * graphite.c: Do not include domwalk.h.
11487 * tree-into-ssa.c (interesting_blocks): New global.
11488 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11489 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11490 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11491 now that they're not domwalk callbacks.
11492 (rewrite_initialize_block): Rename to...
11493 (rewrite_enter_block): ... this, place after called functions. Test
11494 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11495 (rewrite_finalize_block): Rename to...
11496 (rewrite_leave_block): ... this, place after called functions.
11497 (rewrite_update_init_block): Rename to...
11498 (rewrite_update_enter_block): ... this, place after called functions.
11499 Test interesting_blocks, call rewrite_update_stmt and
11500 rewrite_update_phi_arguments.
11501 (rewrite_update_fini_block): Rename to...
11502 (rewrite_leave_block): ... this, place after called functions.
11503 (rewrite_blocks): Remove last argument, simplify initialization of
11505 (mark_def_sites_initialize_block): Rename to...
11506 (mark_def_sites_block): ... this, call mark_def_sites.
11507 (mark_def_sites_blocks): Remove argument, simplify initialization of
11509 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11510 (update_ssa): Likewise.
11511 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11513 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11514 (dom_opt_initialize_block): Rename to...
11515 (dom_opt_enter_block): ... this, place after called functions. Walk
11516 statements here, inline propagate_to_outgoing_edges.
11517 (dom_opt_finalize_block): Rename to...
11518 (dom_opt_leave_block): ... this, place after called functions.
11519 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11521 (dse_enter_block, dse_record_phi): New.
11522 (dse_record_phis): Delete.
11523 (dse_finalize_block): Rename to...
11524 (dse_leave_block): ... this.
11525 (tree_ssa_dse): Simplify initialization of walk_data.
11526 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11527 Adjust initialization of walk_data.
11528 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11529 * tree-ssa-loop-phiopt.c (get_non_trapping):
11530 Adjust initialization of walk_data.
11531 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11532 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11533 it's not a domwalk callback.
11534 (uncprop_initialize_block): Rename to...
11535 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11536 (dse_finalize_block): Rename to...
11537 (dse_leave_block): ... this.
11538 (tree_ssa_uncprop): Simplify initialization of walk_data.
11539 * Makefile.in: Adjust dependencies.
11541 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11543 * arm.md (casesi): Fix test for Thumb1.
11544 (thumb1_casesi_internal_pic): Likewise.
11545 (thumb1_casesi_dispatch): Likewise.
11547 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11549 * config/arm/arm-cores.def: Added core cortex-m0.
11550 * config/arm/arm-tune.md: Regenerated.
11551 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11553 2009-06-26 DJ Delorie <dj@redhat.com>
11555 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11557 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11558 the scheduler doesn't tag jump insns.
11560 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11562 * c-decl.c (merge_decls): Re-indent.
11564 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11567 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11568 Special-case decimal float constants.
11570 2009-06-26 Richard Henderson <rth@redhat.com>
11572 * function.h (struct function): Add cannot_be_copied_reason,
11573 and cannot_be_copied_set.
11574 * tree-inline.c (has_label_address_in_static_1): Rename from
11575 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11576 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11577 don't set inline_forbidden_reason.
11578 (copy_forbidden): New function, split out of inline_forbidden_p.
11579 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11580 (inline_forbidden_p): Use copy_forbidden.
11581 (tree_versionable_function_p): Likewise.
11582 (inlinable_function_p): Merge into tree_inlinable_function_p.
11583 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11584 * ipa-cp.c (ipcp_versionable_function_p): New function.
11585 (ipcp_cloning_candidate_p): Use it.
11586 (ipcp_node_modifiable_p): Likewise.
11588 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11590 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11591 that is marked not to be inlined. Remove flag_mudflap use.
11592 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11593 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11595 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11598 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11599 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11601 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11603 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11605 (__mingwthr_remove_key_dtor): Likewise.
11607 2009-06-26 Richard Guenther <rguenther@suse.de>
11609 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11611 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11613 PR middle-end/40525
11614 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11615 try the non-cond_exec path also.
11617 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11620 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11621 (output_cbranch): Use new functions.
11622 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11625 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11626 Pat Haugen <pthaugen@us.ibm.com>
11627 Revital Eres <ERES@il.ibm.com>
11629 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11630 for %c error. Add %x support to print VSX registers as a unified
11631 register set, instead of separate float and altivec registers.
11632 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11633 %y case, and add support for VSX pre-modify addresses.
11634 (output_toc): Add assert for CONST containing an integer constant
11636 (rs6000_adjust_cost): Add POWER7 support.
11637 (insn_must_be_first_in_group): Ditto.
11638 (insn_must_be_last_in_group): Ditto.
11639 (rs6000_emit_popcount): Ditto.
11640 (rs6000_vector_mode_supported_p): Ditto.
11642 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11643 Change some of the functions called by macros to being called
11644 through a pointer, so debug functions can be inserted if
11645 -mdebug=addr or -mdebug=cost.
11646 (rs6000_preferred_reload_class_ptr): Ditto.
11647 (rs6000_secondary_reload_class_ptr): Ditto.
11648 (rs6000_secondary_memory_needed_ptr): Ditto.
11649 (rs6000_cannot_change_mode_class_ptr): Ditto.
11650 (rs6000_secondary_reload_inner): Ditto.
11651 (rs6000_legitimize_reload_address): Ditto.
11652 (rs6000_legitimize_reload_address_ptr): Ditto.
11653 (rs6000_mode_dependent_address): Ditto.
11654 (rs6000_mode_dependent_address_ptr): Ditto.
11656 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11657 function to return true if the mode allows reg + integer
11659 (virtual_stack_registers_memory_p): New function to return true if
11660 the address refers to a virtual stack register.
11661 (rs6000_legitimate_offset_address_p): Move code to say whether a
11662 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11664 (rs6000_legitimate_address_p): Add checks for modes that only can
11665 do reg+reg addressing. Start adding VSX support.
11666 (rs6000_legitimize_reload_address): Ditto.
11667 (rs6000_legitimize_address): Ditto.
11668 (rs6000_debug_legitimate_address_p): New debug functions for
11669 -mdebug=addr and -mdebug=cost.
11670 (rs6000_debug_rtx_costs): Ditto.
11671 (rs6000_debug_address_costs): Ditto.
11672 (rs6000_debug_adjust_cost): Ditto.
11673 (rs6000_debug_legitimize_address): Ditto.
11674 (rs6000_legitimize_reload_address_ptr): Point to call normal
11675 function or debug function. Make functions called via pointer
11677 (rs6000_mode_dependent_address_ptr): Ditto.
11678 (rs6000_secondary_reload_class_ptr): Ditto.
11679 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11680 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11681 into a friendlier error.
11682 (rs6000_init_builtins): Add initial VSX support.
11683 (rs6000_adjust_cost): Fix some spacing issues.
11685 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11686 (REG_CLASS_NAMES): Ditto.
11687 (REG_CLASS_CONTENTS): Ditto.
11688 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11689 pointer, to add -mdebug=addr support.
11690 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11691 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11692 -mdebug=addr support.
11693 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11694 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11695 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11697 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11699 (bswapsi*): Set attribute types for load/store. Add combiner
11700 patterns to eliminate zero extend on 64-bit.
11701 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11702 stdbrx if the hardware supports those instructions.
11704 2009-06-25 Ian Lance Taylor <iant@google.com>
11706 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11707 (Link Options): Document -static-libstdc++.
11709 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11712 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11713 DATA_ALIGNMENT instead.
11715 2009-06-25 Richard Guenther <rguenther@suse.de>
11717 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11718 indirect references against the callused/escaped solutions.
11719 (call_may_clobber_ref_p_1): Likewise.
11721 2009-06-25 Martin Jambor <mjambor@suse.cz>
11723 PR tree-optimization/40493
11724 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11725 (enum unscalarized_data_handling): New type.
11726 (handle_unscalarized_data_in_subtree): Return what has been done.
11727 (load_assign_lhs_subreplacements): Handle left flushes differently.
11728 (sra_modify_assign): Use unscalarized_data_handling, simplified
11729 condition determining whether to remove the statement.
11731 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11733 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11734 excerpt - @ should be doubled for texinfo.
11736 2009-06-24 Ian Lance Taylor <iant@google.com>
11738 * config/arc/arc.c: Include "df.h".
11739 (arc_attribute_table): Make static. Move higher in file.
11740 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11741 (output_shift): Initialize n later to avoid warning.
11742 * config/arm/arm.c (arm_attribute_table): Make static. Move
11744 * config/avr/avr.c (avr_attribute_table): Make static. Move
11746 (reg_class_tab): Change array type from int to enum reg_class.
11747 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11749 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11750 (lshrhi3_out): Likewise.
11751 (class_likely_spilled_p): Change return type to bool.
11752 (avr_rtx_costs): Use local code variable with enum type.
11753 * config/avr/avr.md (movmemhi): Use add_reg_note.
11754 (andhi3, andsi3): Don't use AS2 with "and".
11755 (iorhi3, iorsi3): Don't use AS2 with "or".
11756 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11757 * config/crx/crx.c: Include "df.h".
11758 (crx_attribute_table): Make static.
11759 * config/m32r/m32r.c: Include "df.h".
11760 (m32r_attribute_table): Make static. Move higher in file.
11761 (pop): Use add_reg_note.
11762 (block_move_call): Change 0 to LCT_NORMAL in function call.
11763 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11764 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11765 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11766 declare, not just when TREE_CODE is defined.
11767 * config/m68hc11/m68hc11.c: Include "expr.h".
11768 (m68hc11_attribute_table): Make static. Move higher in file.
11769 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11771 (m68hc11_register_indirect_p): Likewise.
11772 (m68hc11_function_arg_padding): Change return type to enum
11774 (emit_move_after_reload): Use add_reg_note.
11775 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11776 (m68hc11_split_logical): Likewise.
11777 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11779 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11780 to VOIDmode in function call.
11781 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11783 (m68hc11_split_logical): Update declaration.
11784 (m68hc11_function_arg_padding): Update declaration.
11785 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11786 to array of enum reg_class.
11787 (mcore_attribute_table): Make static. Move higher in file.
11788 (mcore_rtx_costs): Add cast to enum type.
11789 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11790 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11791 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11793 * config/sh/predicates.md (trapping_target_operand): Rename and to
11795 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11797 * config/spu/spu.c (spu_attribute_table): Make static. Move
11799 * config/v850/v850.c (v850_attribute_table): Make static. Move
11801 (v850_rtx_costs): Use local code with enum type.
11802 (expand_epilogue): Add cast.
11803 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11805 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11808 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11809 -m2a-single-only and -m2a-nofpu.
11810 * config/sh/sh.opt: Document m2a generates FPU code.
11812 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11814 * defaults.h (CAN_ELIMINATE): Provide default.
11815 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11816 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11817 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11818 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11819 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11820 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11821 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11822 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11823 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11824 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11826 2009-06-24 DJ Delorie <dj@redhat.com>
11828 * mep-ext-cop.cpu: Fix copyright notice.
11829 * mep-default: Fix copyright notice.
11830 * mep-core: Fix copyright notice.
11831 * mep: Fix copyright notice.
11832 * mep-ivc2: Fix copyright notice.
11833 * mep-c5: Fix copyright notice.
11835 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11837 * doc/contrib.texi (Contributors):
11839 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11841 PR middle-end/40501
11842 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11843 src and dst operands if necessary.
11845 2009-06-23 DJ Delorie <dj@redhat.com>
11848 * config.gcc: Add mep support.
11849 * recog.c: Resurrect validate_replace_rtx_subexp().
11850 * recog.h: Likewise.
11851 * config/mep/: Add new port:
11852 * config/mep/constraints.md: New file.
11853 * config/mep/default.h: New file.
11854 * config/mep/intrinsics.h: New file.
11855 * config/mep/intrinsics.md: New file.
11856 * config/mep/ivc2-template.h: New file.
11857 * config/mep/mep-c5.cpu: New file.
11858 * config/mep/mep-core.cpu: New file.
11859 * config/mep/mep-default.cpu: New file.
11860 * config/mep/mep-ext-cop.cpu: New file.
11861 * config/mep/mep-intrin.h: New file.
11862 * config/mep/mep-ivc2.cpu: New file.
11863 * config/mep/mep-lib1.asm: New file.
11864 * config/mep/mep-lib2.c: New file.
11865 * config/mep/mep-pragma.c: New file.
11866 * config/mep/mep-protos.h: New file.
11867 * config/mep/mep-tramp.c: New file.
11868 * config/mep/mep.c: New file.
11869 * config/mep/mep.cpu: New file.
11870 * config/mep/mep.h: New file.
11871 * config/mep/mep.md: New file.
11872 * config/mep/mep.opt: New file.
11873 * config/mep/predicates.md: New file.
11874 * config/mep/t-mep: New file.
11876 2009-06-23 Ian Lance Taylor <iant@google.com>
11878 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11879 from loose_warn into c_loose_warn and from strict_warn into
11880 c_strict_warn. Set and substitute warn_cxxflags. Check for
11881 --enable-build-with-cxx. Set and substitute
11882 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11883 * Makefile.in (CXXFLAGS): New variable.
11884 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11885 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11886 the default is the same as $(STRICT_WARN).
11887 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11888 (CXX): New variable.
11889 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11890 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11891 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11892 (HOST_LIBS): New variable.
11893 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11894 (ALL_CXXFLAGS): New variable.
11895 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11896 * doc/install.texi (Configuration): Document
11897 --enable-build-with-cxx, --with-stage1-ldflags,
11898 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11899 * configure: Rebuild.
11901 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11903 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11904 from previous commit.
11906 2009-06-23 Ian Lance Taylor <iant@google.com>
11908 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11910 2009-06-23 Ian Lance Taylor <iant@google.com>
11912 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11913 with ATTRIBUTE_UNUSED.
11915 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11916 Pat Haugen <pthaugen@us.ibm.com>
11917 Revital Eres <eres@il.ibm.com>
11919 * config.in (HAVE_AS_POPCNTD): Add default definition.
11920 (HAVE_AS_LWSYNC): Ditto.
11922 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11924 (gcc_cv_as_powerpc_cmpb): Ditto.
11925 (gcc_cv_as_powerpc_dfp): Ditto.
11926 (gcc_cv_as_powerpc_vsx): Ditto.
11927 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11928 supporting the popcntd/lwsync instructions.
11929 (gcc_cv_as_powerpc_lwsync): Ditto.
11930 * configure: Regenerate.
11932 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11933 -mcpu=native and -mcpu=power7.
11934 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11936 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11937 a variable instead of a mask to reduce the number of mask bits.
11938 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11939 (-mbit-word): Ditto.
11940 (-mregnames): Ditto.
11941 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11942 (-mfused-madd): Ditto.
11944 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11946 (-mvsx): New switch for VSX instructions.
11947 (-misel): Move from a variable to a mask to allow it to be set by
11950 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11951 function declaration to an array declaration.
11952 (rs6000_hard_regno_nregs): New external array declaration.
11954 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11955 files included by rs6000.md.
11957 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11958 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11960 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11962 (rs6000_debug_reg): New -mdebug= variables.
11963 (rs6000_debug_addr): Ditto.
11964 (rs6000_debug_cost): Ditto.
11965 (rs6000_pmode): New variable to hold Pmode.
11966 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11967 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11968 calculated at compiler start.
11969 (rs6000_hard_regno_nregs): Change function to an array which holds
11970 HARD_REGNO_NREGS calculated at compiler start.
11971 (rs6000_explicit_options): Delete isel field.
11972 (rs6000_vector_unit): New array to hold which vector unit
11973 supports arithmetic options for a given type.
11974 (rs6000_vector_mem): New array to hold which vector unit supports
11975 memory reference operations for a given type.
11976 (rs6000_vector_align): New array to given the alignment of each
11978 (power7_cost): New basic costs for power7.
11979 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11980 (rs6000_hard_regno_nregs_internal): New function, moved from
11981 HARD_REGNO_NREGS, to calculate the number of registers each hard
11982 register takes for each type.
11983 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11984 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11985 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11986 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11987 unit information here so it is calculated once at compiler startup
11989 (rs6000_override_options): Make -misel a target mask. Add more
11990 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11991 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11993 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11994 (rs6000_handle_option): Move -misel from variable to target mask.
11995 (rs6000_builtin_mask_for_load): Add VSX support.
11996 (rs6000_conditional_register_usage): Ditto.
11997 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11998 (function_arg_boundary): Ditto.
11999 (rs6000_expand_builtin): Ditto.
12000 (def_builtin): Make abort message a little friendlier.
12001 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12003 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12004 assembler support the popcntd instruction instead of a vsx
12005 instruction to enable power7 support.
12006 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12007 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12008 option to the assembler if -mcpu=native.
12009 (ASM_CPU_NATIVE_SPEC): Ditto.
12010 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12012 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12013 the lwsync instruction.
12014 (enum processor_type): Add PROCESSOR_POWER7.
12015 (rs6000_debug_reg): New -mdebug= options.
12016 (rs6000_debug_addr): Ditto.
12017 (rs6000_debug_cost): Ditto.
12018 (rs6000_isel): Delete.
12019 (enum rs6000_vector): New enum to say what vector unit we have.
12020 (VECTOR_UNIT_*): New macros to say which vector unit has
12021 arithmetic operations for a given type.
12022 (VECTOR_MEM_*): New macros to say which vector unit has memory
12023 operations for a given type.
12024 (TARGET_LDBRX): Whether the machine supports the ldbrx
12026 (TARGET_ISEL): Delete, -misel moved to be a mask.
12027 (TARGET_ISEL64): New macro for 64-bit isel support.
12028 (UNITS_PER_VSX_WORD): New macro.
12029 (POINTER_SIZE): Move to be an external variable, rather than
12030 calculating whether we are generating 32 ot 64-bit code.
12032 (STACK_BOUNDARY): Add VSX support.
12033 (LOCAL_ALIGNMENT): Ditto.
12034 (SLOW_UNALIGNED_ACCESS): Ditto.
12035 (VSX_REGNO_P): New macro for VSX support.
12036 (VFLOAT_REGNO_P): Ditto.
12037 (VINT_REGNO_P): Ditto.
12038 (VLOGICAL_REGNO_P): Ditto.
12039 (VSX_VECTOR_MODE): Ditto.
12040 (VSX_SCALAR_MODE): Ditto.
12042 (VSX_MOVE_MODE): Ditto.
12043 (VSX_REG_CLASS_P): Ditto.
12044 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12046 (UNITS_PER_SIMD_WORD): Add VSX support.
12047 (MODES_TIEABLE_P): Ditto.
12048 (STARTING_FRAME_OFFSET): Ditto.
12049 (STACK_DYNAMIC_OFFSET): Ditto.
12050 (EPILOGUE_USES): Ditto.
12051 (REGNO_REG_CLASS): Move to array lookup.
12052 (CLASS_MAX_NREGS): Ditto.
12053 (rs6000_vector_reg_class): Add declaration.
12054 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12055 overlap with the floating point and Altivec registers.
12057 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12059 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12060 give the appropriate asm switches if -mcpu=native.
12061 (host_detect_local_cpu): Add support for "asm".
12062 (host_detect_local_cpu): Follow GNU code guidelines for name.
12064 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12065 -mbit-word to a variable instead of being a target mask.
12067 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12068 emit the lwsync instruction instead of emitting the instruction as
12069 an integer constant.
12071 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12072 fixuns_trundfsi2, move expander into rs6000.md.
12074 * config/rs6000/rs6000.md (cpu): Add power7.
12075 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12076 (logical predicate patterns): Change the single instruction
12077 primitives that set CR0 to be fast_compare instead of compare.
12079 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12080 (popcntddi2): Ditto.
12081 (popcount<mode>): Ditto.
12082 (floating multiply/add insns): Name the floating point
12083 multiply/add insns.
12084 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12085 (isel_unsigned_<mode>): Ditto.
12086 (fixuns_trundfsi2): Move expander here from spe.md.
12087 (smindi3): Define if we have -misel on 64-bit systems.
12092 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12094 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12096 * config/avr/avr.c (avr_current_device): New variable.
12097 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12098 (avr_arch, mcu_type_s): Move to avr.h.
12099 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12100 default_data_section_start fields.
12101 (avr_arch): Moved from avr.c.
12102 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12103 library_name fields.
12104 (avr_current_device, avr_mcu_types, avr_arch_types,
12105 avr_device_to_arch, avr_device_to_data_start,
12106 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12107 (EXTRA_SPEC_FUNCTIONS): Define.
12108 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12109 options mapping. Use device_to_arch and device_to_data_start insted.
12110 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12111 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12112 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12113 * config/avr/driver-avr.c: New file.
12114 * config/avr/avr-devices.c: New file.
12116 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12118 * var-tracking.c (unshare_variable): Force initialized to
12119 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12120 (set_variable_part): Likewise.
12121 (struct variable_union_info): Remove pos_src field.
12122 (vui_vec, vui_allocated): New variables.
12123 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12124 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12125 == 1 use a simpler sorting algorithm. Compute pos field right
12126 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12127 Avoid quadratic comparison if !flag_var_tracking_uninit.
12128 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12129 unshare_variable unconditionally.
12130 (dataflow_set_different_2): Removed.
12131 (dataflow_set_different): Don't traverse second hash table.
12132 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12133 unconditionally to var_reg_set or var_mem_set.
12134 (emit_notes_in_bb): Likewise.
12135 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12137 (emit_note_insn_var_location): Don't set initialized to
12138 VAR_INIT_STATUS_INITIALIZED early.
12139 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12141 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12143 * tree-object-size.c (addr_object_size): Instead of checking
12144 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12145 are no FIELD_DECLs following it.
12147 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12149 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12150 order to match bswaps with signed source operands.
12152 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12154 * sdbout.c (sdbout_one_type): Fix braces in switch.
12156 2009-06-23 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12160 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12161 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12162 var_callused, callused_tree, var_storedanything, storedanything_tree,
12163 var_integer, integer_tree): Remove global variables.
12164 (new_var_info): Do not pass new id, append the new var to the
12165 global variable vector.
12166 (do_ds_constraint): Use is_global_var member of the variable-info.
12167 (new_scalar_tmp_constraint_exp): Adjust.
12168 (create_function_info_for): Likewise.
12169 (create_variable_info_for): Likewise.
12170 (find_what_var_points_to): Remove dead code.
12171 (init_base_vars): Simplify.
12172 (compute_points_to_sets): Adjust.
12174 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12176 * combine.c (try_combine): Dump information about the insns we're
12179 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12181 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12182 check when calling force_to_mode on TRUNCATE's operand.
12184 2009-06-22 Ian Lance Taylor <iant@google.com>
12186 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12188 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12190 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12192 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12194 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12195 override library linkage flags such as -static-libgcc or
12198 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12200 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12202 2009-06-22 Ian Lance Taylor <iant@google.com>
12204 * config/linux.opt: Put mglibc ahead of muclibc.
12206 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12207 for duplicate decls.
12209 2009-06-22 Matthias Klose <doko@ubuntu.com>
12211 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12213 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12216 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12217 instead of NULL if a parser error occurs.
12219 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12221 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12222 non-DWARF2_DEBUGGING_INFO version.
12224 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12226 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12227 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12229 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12230 (LIBGCC2_TF_CEXT): Define.
12233 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12236 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12238 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12240 * config/arm/arm.c (arm_override_options): Disable
12241 -mcaller-super-interworking and -mcallee-super-interworking.
12242 * doc/invoke.texi (ARM Options): Document this.
12244 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12246 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12247 * config/arm/constraints.md (j): New constraint for movw operands.
12248 (N): Remove thumb2 meaning.
12249 * config/arm/arm.md (*arm_movw): Delete.
12250 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12251 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12252 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12254 2009-06-22 Martin Jambor <mjambor@suse.cz>
12256 PR tree-optimization/40492
12257 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12258 build_ref_for_offset.
12260 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12262 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12263 JUMP_TABLE_DATA_P predicates where applicable.
12264 * auto-inc-dec.c: Ditto.
12265 * builtins.c: Ditto.
12266 * caller-save.c: Ditto.
12268 * cfgcleanup.c: Ditto.
12269 * cfglayout.c: Ditto.
12271 * combine.c: Ditto.
12272 * combine-stack-adj.c: Ditto.
12276 * df-scan.c: Ditto.
12278 * dwarf2asm.c: Ditto.
12279 * dwarf2out.c: Ditto.
12280 * emit-rtl.c: Ditto.
12286 * function.c: Ditto.
12289 * genpreds.c: Ditto.
12290 * genrecog.c: Ditto.
12292 * ira-costs.c: Ditto.
12293 * ira-lives.c: Ditto.
12295 * loop-iv.c: Ditto.
12296 * lower-subreg.c: Ditto.
12297 * modulo-sched.c: Ditto.
12299 * postreload.c: Ditto.
12300 * print-rtl.c: Ditto.
12302 * reginfo.c: Ditto.
12303 * regmove.c: Ditto.
12304 * reload1.c: Ditto.
12307 * rtlanal.c: Ditto.
12309 * sched-vis.c: Ditto.
12311 * sel-sched-ir.c: Ditto.
12312 * simplify-rtx.c: Ditto.
12313 * targhooks.c: Ditto.
12314 * var-tracking.c: Ditto.
12315 * vmsdbgout.c: Ditto.
12317 2009-06-22 Matthias Klose <doko@ubuntu.com>
12319 * Makefile.in (install-plugin): Always use DESTDIR.
12321 2009-06-22 Olivier Hainque <hainque@adacore.com>
12323 * config/pa/pa.c (output_call): Don't optimize post call jumps
12324 into return address adjustments if the call may throw.
12326 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12328 * arm.c (thumb1_output_casesi): New function.
12329 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12330 optimizing for size or PIC.
12331 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12332 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12333 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12334 (thumb1_casesi_internal_pic): New expand rule.
12335 (thumb1_casesi_dispatch): New pattern.
12336 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12338 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12339 in the text seciton when PIC or optimizing for size.
12340 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12341 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12342 preservation properties of code.
12343 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12344 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12345 (__gnu_thumb1_case_si): New function.
12346 * t-arm (LIB1ASMSRC): Define here.
12347 (LIB1ASMFUNCS): Add some common functions.
12348 * t-arm-elf (LIB1ASMSRC): Delete.
12349 (LIB1ASMFUNCS): Append to existing set.
12350 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12351 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12352 * t-symbian (LIB1ASMFUNCS): Likewise.
12353 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12354 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12356 2009-06-21 Richard Guenther <rguenther@suse.de>
12358 PR tree-optimization/38729
12359 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12360 to loops with a single exit if -fno-expensive-optimizations.
12362 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12364 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12365 (dataflow_set): Change vars type from htab_t to shared_hash.
12366 (shared_hash_pool, empty_shared_hash): New variables.
12367 (vars_clear): Removed.
12368 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12369 shared_hash_find_slot_unshare, shared_hash_find_slot,
12370 shared_hash_find_slot_noinsert, shared_hash_find): New
12372 (shared_hash_unshare, shared_hash_destroy): New functions.
12373 (unshare_variable): Unshare set->vars if shared, use
12375 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12376 (get_init_value, find_src_set_src, dump_dataflow_set,
12377 clobber_variable_part, emit_notes_for_differences): Use
12379 (dataflow_set_init): Remove second argument, set vars to
12380 empty_shared_hash instead of creating a new htab.
12381 (dataflow_set_clear): Call shared_hash_destroy and set vars
12382 to empty_shared_hash instead of calling vars_clear.
12383 (dataflow_set_copy): Don't call vars_copy, instead just share
12384 the src htab with dst.
12385 (variable_union): Use shared_hash_*, use initially NO_INSERT
12386 lookup if set->vars is shared. Don't keep slot cleared before
12387 calling unshare_variable. Unshare set->vars if needed.
12388 Even ->refcount == 1 vars must be unshared if set->vars is shared
12389 and var needs to be modified.
12390 (variable_canonicalize): New function.
12391 (dataflow_set_union): If dst->vars is empty, just share src->vars
12392 with dst->vars and traverse with variable_canonicalize to canonicalize
12393 and unshare what is needed.
12394 (dataflow_set_different): If old_set and new_set use the same shared
12395 htab, they aren't different. If number of htab elements is different,
12396 htabs are different. Use shared_hash_*.
12397 (dataflow_set_destroy): Call shared_hash_destroy instead of
12399 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12400 second argument to dataflow_set_init.
12401 (vt_initialize): Likewise. Initialize shared_hash_pool and
12402 empty_shared_hash, move bb in/out initialization afterwards.
12403 Use variable_htab_free instead of NULL as changed_variables del hook.
12404 (variable_was_changed): Change type of second argument to pointer to
12405 dataflow_set. When inserting var into changed_variables, bump
12406 refcount. Unshare set->vars if set is shared htab and slot needs to
12408 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12409 lookup if set->vars is shared. Unshare set->vars if needed.
12410 Even ->refcount == 1 vars must be unshared if set->vars is shared
12411 and var needs to be modified. Adjust variable_was_changed caller.
12412 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12413 vars must be unshared if set->vars is shared and var needs to be
12414 modified. Adjust variable_was_changed caller.
12415 (emit_note_insn_var_location): Don't pool_free var.
12416 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12418 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12419 free_alloc_pool on shared_hash_pool.
12421 2009-06-20 Anthony Green <green@moxielogic.com>
12423 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12424 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12426 2009-06-20 Richard Guenther <rguenther@suse.de>
12428 * tree-ssa-structalias.c (find_func_aliases): For memset use
12429 a constraint from NULL if we memset to zero.
12430 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12431 we explicitly handle that do not read from memory.
12432 (call_may_clobber_ref_p_1): Properly handle builtins that may
12435 2009-06-20 Richard Guenther <rguenther@suse.de>
12437 PR tree-optimization/40495
12438 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12439 (new_scalar_tmp_constraint_exp): New function.
12440 (process_constraint): Do not create temporary decls.
12441 (process_all_all_constraints): Likewise.
12442 (handle_const_call): Likewise.
12443 (create_function_info_for): Do not set decl.
12445 2009-06-19 Ian Lance Taylor <iant@google.com>
12447 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12448 (rs6000_attribute_table): Make static; move before use.
12450 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12452 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12453 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12454 Propagate the TREE_READONLY flag without overwriting it.
12455 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12456 Propagate the TREE_READONLY flag onto the result.
12457 (process_call_operands): Move around. Use correct constant value.
12459 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12462 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12463 * config/arm/arm.md: Likewise.
12465 2009-06-19 Ian Lance Taylor <iant@google.com>
12467 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12468 to GIMPLE_ERROR_MARK.
12470 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12471 op2_original_type parameters. Warn about using different enum types.
12472 * c-parser.c (c_parser_conditional_expression): Pass original
12473 types to build_conditional_expr.
12474 * c-tree.h (build_conditional_expr): Update declaration.
12476 2009-06-19 Ian Lance Taylor <iant@google.com>
12478 * config/i386/i386.c (ix86_function_specific_save): Test that
12479 fields match values, rather than testing the values are in a
12482 2009-06-19 Richard Guenther <rguenther@suse.de>
12484 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12485 ADDR_EXPR pointers.
12486 (ptr_derefs_may_alias_p): Likewise.
12487 (ptr_deref_may_alias_ref_p_1): New function.
12488 (ptr_deref_may_alias_ref_p): Likewise.
12489 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12490 covered by looking at the ESCAPED solution.
12491 (call_may_clobber_ref_p_1): Likewise.
12492 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12493 Handle NULL_TREE offset. Do not produce redundant constraints.
12494 (process_all_all_constraints): New helper function.
12495 (do_structure_copy): Use it.
12496 (handle_lhs_call): Likewise.
12497 (find_func_aliases): Handle some builtins with pointer arguments
12498 and/or return values explicitly.
12500 2009-06-19 Ian Lance Taylor <iant@google.com>
12502 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12504 2009-06-19 Ian Lance Taylor <iant@google.com>
12506 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12508 2009-06-19 Ian Lance Taylor <iant@google.com>
12510 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12511 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12514 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12515 uninitialized const.
12517 2009-06-19 Ian Lance Taylor <iant@google.com>
12519 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12522 * c-decl.c (in_struct, struct_types): Remove.
12523 (struct c_binding): Add in_struct field.
12524 (c_binding_ptr): Define type, along with VEC.
12525 (struct c_struct_parse_info): Define.
12526 (struct_parse_info): New static variable.
12527 (bind): Initialize in_struct field.
12528 (start_struct): Remove enclosing_in_struct and
12529 enclosing_struct_types parameters. Add
12530 enclosing_struct_parse_info parameter. Change all callers. Set
12531 struct_parse_info rather than in_struct and struct_types.
12532 (grokfield): If -Wc++-compat and there is a symbol binding for the
12533 field name, set the in_struct flag and push it on the
12534 struct_parse_info->fields vector.
12535 (warn_cxx_compat_finish_struct): New static function.
12536 (finish_struct): Remove enclosing_in_struct and
12537 enclosing_struct_types parameters. Add
12538 enclosing_struct_parse_info parameter. Change all callers. Don't
12539 set C_TYPE_DEFINED_IN_STRUCT here. Call
12540 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12541 parameter. Only push on struct_types if warn_cxx_compat.
12542 (finish_enum): Only push on struct_types if warn_cxx_compat.
12543 (declspecs_add_type): Add loc parameter. Change all callers.
12544 Change all error calls to error_at. Pass loc, not input_location,
12545 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12546 defined in a struct. If -Wc++-compat and parsing a struct, record
12547 that a typedef name was used.
12548 * c-parser.c (c_parser_declspecs): Get location to pass to
12549 declspecs_add_type.
12550 (c_parser_struct_or_union_specifier): Update calls to start_struct
12552 * c-tree.h (struct c_struct_parse_info): Declare.
12553 (finish_struct, start_struct): Update declarations.
12554 (declspecs_add_type): Update declaration.
12556 2009-06-19 Ian Lance Taylor <iant@google.com>
12558 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12559 variable with an anonymous type.
12561 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12563 * see.c: Remove for real.
12565 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12567 * optabs.h (enum optab_index): Add new OTI_significand.
12568 (significand_optab): Define corresponding macro.
12569 * optabs.c (init_optabs): Initialize significand_optab.
12570 * genopinit.c (optabs): Implement significand_optab using
12571 significand?f2 patterns.
12572 * builtins.c (expand_builtin_mathfn): Handle
12573 BUILT_IN_SIGNIFICAND{,F,L}.
12574 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12575 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12577 * config/i386/i386.md (significandxf2, significand<mode>2): New
12578 expanders to implement significandf, significand and significandl
12579 built-ins as inline x87 intrinsics.
12581 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12583 * config/avr/avr.c (avr_override_options): Remove setting value of
12584 PARAM_INLINE_CALL_COST.
12586 2009-06-18 Richard Henderson <rth@redhat.com>
12589 * tree-pass.h (TDF_ASMNAME): New.
12590 * tree-dump.c (dump_options): Add asmname.
12591 * doc/invoke.texi: Document it.
12593 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12594 (dump_decl_name): ...here.
12595 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12596 (dump_generic_node): Update dump_function_name calls.
12597 (print_call_name): New flags arg; update all dump calls.
12598 * diagnostic.h (print_call_name): Update.
12599 * gimple-pretty-print.c (dump_gimple_call): Update.
12601 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12604 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12606 2009-06-18 Diego Novillo <dnovillo@google.com>
12608 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12609 * plugin.c (str_license): Declare.
12610 (try_init_one_plugin): Assert that the symbol
12611 'plugin_is_GPL_compatible' exists.
12613 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12616 * Makefile.in (OBJS-common): Remove see.o.
12618 * common.opt (fsee): Mark as preserved for backward compatibility.
12619 * opts.c (common_handle_option): Add OPT_fsee to the backward
12620 compatibility section.
12621 * passes.c (init_optimization_passes, pass_see): Remove pass.
12622 * timevar.def (TV_SEE): Remove.
12623 * tree-pass.h (pass_see): Remove declaration.
12624 * doc/invoke.texi (-fsee): Remove documentation.
12626 2009-06-18 Martin Jambor <mjambor@suse.cz>
12628 * tree-sra.c: Include statistics.h
12629 (sra_stats): New variable.
12630 (sra_initialize): Clear sra_stats.
12631 (create_access_replacement): Increment sra_stats.replacements.
12632 (get_access_replacement): Do not return twice.
12633 (analyze_all_variable_accesses): Increment statistics counter by the
12634 number of scalarized aggregates.
12635 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12636 (sra_modify_expr): Increment sra_stats.exprs.
12637 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12638 (sra_modify_assign): Increment sra_stats.exprs,
12639 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12640 (perform_intra_sra): Update statistics counters.
12641 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12643 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12645 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12646 (arm_scalar_mode_supported_p): New function.
12648 2009-06-18 Paul Brook <paul@codesourcery.com>
12649 Sandra Loosemore <sandra@codesourcery.com>
12651 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12652 (__extendhfsf2, __truncsfhf2): Define.
12653 * config/arm/fp16.c: New file.
12654 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12655 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12657 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12659 * doc/extend.texi (Half-Precision): New section.
12660 * doc/invoke.texi (Option Summary): List -mfp16-format.
12661 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12662 * config/arm/arm.opt (mfp16-format=): New.
12663 * config/arm/arm.c: Include intl.h.
12664 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12665 (TARGET_INVALID_RETURN_TYPE): Redefine.
12666 (TARGET_PROMOTED_TYPE): Redefine.
12667 (TARGET_CONVERT_TO_TYPE): Redefine.
12668 (arm_fp16_format): Define.
12669 (all_fpus): Add entry for neon-fp16.
12670 (fp_model_for_fpu): Likewise.
12671 (struct fp16_format): Declare.
12672 (all_fp16_formats): Define.
12673 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12675 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12677 (arm_legitimate_index_p): Treat HFmode like HImode.
12678 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12679 (coproc_secondary_reload_class): Special-case HFmode.
12680 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12681 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12682 (arm_init_fp16_builtins): New.
12683 (arm_init_builtins): Call it.
12684 (arm_invalid_parameter_type): New.
12685 (arm_invalid_return_type): New.
12686 (arm_promoted_type): New.
12687 (arm_convert_to_type).
12688 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12690 (arm_emit_fp16_const): New function.
12691 (arm_mangle_type): Mangle __fp16 as "Dh".
12692 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12694 (TARGET_NEON_FP16): New.
12695 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12696 (enum fputype): Add FPUTYPE_NEON_FP16.
12697 (enum arm_fp16_format_type): Declare.
12698 (arm_fp16_format): Declare.
12699 (LARGEST_EXPONENT_IS_NORMAL): Define.
12700 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12701 * config/arm/arm-modes.def (HFmode): Define.
12702 * config/arm/vfp.md: (*movhf_vfp): New.
12703 (extendhfsf2): New.
12705 * config/arm/arm.md: (fpu): Add neon_fp16.
12706 (floatsihf2, floatdihf2): New.
12707 (fix_trunchfsi2, fix_trunchfdi2): New.
12709 (extendhfdf2): New.
12711 (*arm32_movhf): New.
12712 (*thumb1_movhf): New.
12713 (consttable_2): Add check for HFmode constants.
12714 (consttable_4): Handle HFmode constants.
12716 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12718 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12720 2009-06-17 Olivier Hainque <hainque@adacore.com>
12722 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12723 const char ** conversion in AIX specific section.
12725 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12727 * config/i386/i386.c (ix86_special_builtin_type): Remove
12728 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12729 (bdesc_special_args): Updated.
12730 (ix86_init_mmx_sse_builtins): Likewise.
12731 (ix86_expand_special_args_builtin): Likewise.
12733 2009-06-17 Richard Henderson <rth@redhat.com>
12735 * tree-pretty-print.c (maybe_dump_asm_name): New.
12736 (dump_decl_name): Use it.
12737 (PRINT_FUNCTION_NAME): Merge into...
12738 (dump_function_name): ... here. Use maybe_dump_asm_name.
12740 2009-06-17 Cary Coutant <ccoutant@google.com>
12742 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12744 * debug.c (struct gcc_debug_hooks): Change placeholder for
12746 (debug_nothing_int_charstar_int): Replaced by...
12747 (debug_nothing_int_charstar_int_bool): ...this.
12748 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12749 source_line prototype.
12750 (debug_nothing_int_charstar_int): Replaced by...
12751 (debug_nothing_int_charstar_int_bool): ...this.
12752 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12753 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12754 Output is_stmt operand when necessary.
12755 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12756 (notice_source_line): Add is_stmt parameter.
12757 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12758 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12760 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12761 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12763 2009-06-17 Ian Lance Taylor <iant@google.com>
12765 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12767 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12770 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12772 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12773 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12774 tree_strip_sign_nop_conversions and
12775 tree_ssa_strip_useless_type_conversions rather than stripping
12776 the operations here.
12777 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12779 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12780 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12781 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12782 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12785 2009-06-17 Michael Eager <eager@eagercon.com>
12787 * config/rs6000/constraints.md (register_constraint "d"): New.
12788 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12789 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12790 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12791 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12792 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12793 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12794 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12795 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12796 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12797 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12799 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12800 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12801 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12802 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12803 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12804 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12805 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12806 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12807 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12808 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12809 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12810 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12811 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12812 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12814 2009-06-16 Ian Lance Taylor <iant@google.com>
12816 * profile.c (total_num_never_executed): Don't define.
12817 (compute_branch_probabilities): Don't count or print
12818 num_never_executed.
12819 (init_branch_prob): Don't set total_num_never_executed.
12820 (end_branch_prob): Don't print total_num_never_executed.
12822 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12824 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12826 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12828 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12829 (nabstd2_fpr): Same.
12831 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12833 * expr.c (expand_assignment): Change complex type check.
12835 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12837 * doc/plugins.texi (Building GCC plugins): Added new section.
12839 2009-06-17 Ian Lance Taylor <iant@google.com>
12841 * c-pch.c (get_ident): Don't set size of templ array.
12842 (pch_init): Don't set size of partial_pch array.
12844 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12845 string constant to intialize an array whose size is the length of
12848 2009-06-17 Richard Guenther <rguenther@suse.de>
12850 PR tree-optimization/40389
12851 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12852 to addressable types.
12853 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12855 2009-06-17 Richard Guenther <rguenther@suse.de>
12857 PR middle-end/40460
12858 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12859 if there is no evolution of left in the loop bail out.
12860 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12861 chrec_fold_multiply.
12863 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12864 Janis Johnson <janis187@us.ibm.com>
12867 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12868 for the symbol ref of a constant that is the source of a move
12869 - nor for any other not-obvious-label-ref constants.
12871 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12873 * plugin.c (position_pass): Skip newly inserted pass during list
12874 traversal to avoid repeated insertion.
12876 2009-06-16 Ian Lance Taylor <iant@google.com>
12878 * vec.h (VEC_stack_alloc): Define different version if
12879 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12880 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12881 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12882 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12884 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12886 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12888 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12889 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12890 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12891 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12892 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12893 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12894 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12895 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12896 __builtin_ia32_rdtscp.
12897 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12898 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12899 and __builtin_ia32_rorhi.
12900 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12901 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12902 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12903 (ix86_expand_args_builtin): Likewise.
12904 (ix86_expand_special_args_builtin): Likewise.
12906 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12907 (UNSPECV_RDTSC): Likewise.
12908 (UNSPECV_RDPMC): Likewise.
12909 (*bsr): Renamed to ...
12911 (*bsr_rex64): Renamed to ...
12914 (*rdpmc): Likewise.
12915 (*rdpmc_rex64): Likewise.
12917 (*rdtsc): Likewise.
12918 (*rdtsc_rex64): Likewise.
12919 (rdtscp): Likewise.
12920 (*rdtscp): Likewise.
12921 (*rdtscp_rex64): Likewise.
12923 * config/i386/ia32intrin.h: New.
12925 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12927 2009-06-16 Ian Lance Taylor <iant@google.com>
12929 * ira-build.c (copy_info_to_removed_store_destinations):
12930 Initialize parent_a.
12932 2009-06-16 Ian Lance Taylor <iant@google.com>
12934 * c-decl.c (grokdeclarator): Change size_varies to bool.
12936 2009-06-16 Ian Lance Taylor <iant@google.com>
12938 * sel-sched.c: Make forward declarations of move_op_hooks and
12939 fur_hooks explicitly extern.
12941 2009-06-16 Ian Lance Taylor <iant@google.com>
12943 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12944 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12946 2009-06-16 Ian Lance Taylor <iant@google.com>
12948 * resource.c (mark_referenced_resources): Change
12949 include_delayed_effects parameter to bool. Change all callers.
12950 (mark_end_of_function_resources): Likewise.
12951 * reorg.c (insn_references_resource_p): Likewise.
12952 (insn_sets_resource_p): Likewise.
12953 * resource.h (mark_referenced_resources): Update declaration.
12954 (mark_end_of_function_resources): Update declaration.
12956 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12958 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12960 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12962 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12963 GCC can bootstrap on AIX with GNU Binutils 2.20.
12965 2009-06-16 Ian Lance Taylor <iant@google.com>
12967 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12969 2009-06-16 Ian Lance Taylor <iant@google.com>
12971 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12972 inline, not extern inline.
12973 (exact_log2): Likewise.
12974 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12976 (exact_log2): Likewise, but don't test CTZ_HWI.
12978 2009-06-16 Ian Lance Taylor <iant@google.com>
12980 * bitmap.c (bitmap_clear): Don't declare as inline.
12981 * gimple.c (gimplify_assign): Likewise.
12982 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12983 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12984 (sched_scan_info): Remove duplicate definition.
12986 2009-06-16 Ian Lance Taylor <iant@google.com>
12988 * c-common.c (skip_evaluation): Don't define.
12989 (c_inhibit_evaluation_warnings): Define global variable.
12990 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12991 than skip_evaluation.
12992 (convert_and_check, warn_for_div_by_zero): Likewise.
12993 * c-common.h (skip_evaluation): Don't declare.
12994 (c_inhibit_evaluation_warnings): Declare.
12995 * c-parser.c (c_parser_typeof_specifier): Set
12996 c_inhibit_evaluation_warnings rather than skip_evaluation.
12997 (c_parser_conditional_expression): Likewise.
12998 (c_parser_binary_expression): Likewise.
12999 (c_parser_sizeof_expression): Likewise.
13000 (c_parser_alignof_expression): Likewise.
13001 * c-typeck.c (build_indirect_ref): Check
13002 c_inhibit_evaluation_warnings rather than skip_evaluation.
13003 (build_conditional_expr, build_binary_op): Likewise.
13005 2009-06-16 Richard Guenther <rguenther@suse.de>
13007 * tree-ssa-alias.c (is_escape_site): Remove.
13008 * tree-ssa-alias.h (enum escape_type): Remove.
13009 (is_escape_site): Likewise.
13010 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13011 via casts and asms without deferring to is_escape_site.
13013 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13015 PR middle-end/40446
13016 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13017 use gen_lowpart if op0 has complex mode.
13019 2009-06-16 Richard Guenther <rguenther@suse.de>
13021 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13022 variables add them to ESCAPED.
13023 (find_func_aliases): Do not make all indirectly stored values escaped.
13025 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13027 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13028 make_decl_one_only.
13030 2009-06-16 Martin Jambor <mjambor@suse.cz>
13032 PR tree-optimization/40432
13033 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13034 check whether we need to force gimple register operand.
13036 2009-06-16 Martin Jambor <mjambor@suse.cz>
13038 PR tree-optimization/40413
13039 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13040 build_ref_for_offset.
13041 (propagate_subacesses_accross_link): Fix a typo in a comment.
13043 2009-06-16 Ira Rosen <irar@il.ibm.com>
13045 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13046 with additional parameter.
13047 * tree-vectorizer.h (enum vect_def_type): Add new value
13049 (enum vect_relevant): Add comments.
13050 (vect_is_simple_reduction): Add new argument.
13051 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13052 Detect nested cycles.
13053 (vect_is_simple_reduction): Update documentation, add an argument to
13054 distinguish inner-loop reduction from nested cycle, detect nested
13055 cycles, fix printings and indentation, don't swap operands in case
13057 (get_initial_def_for_reduction): Handle subtraction.
13058 (vect_create_epilog_for_reduction): Add new argument to specify
13059 reduction variable.
13060 (vect_finalize_reduction): Handle subtraction, fix comments.
13061 (vectorizable_reduction): Handle nested cycles. In case of nested
13062 cycle keep track of the reduction variable position. Call
13063 vect_is_simple_reduction with additional parameter. Use original
13064 statement code in reduction epilogue for nested cycle. Call
13065 vect_create_epilog_for_reduction with additional parameter.
13066 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13067 inner-loop vectorization.
13068 (vect_recog_widen_sum_pattern): Likewise.
13069 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13071 (vect_mark_stmts_to_be_vectorized): Likewise.
13072 (vect_get_vec_def_for_operand): Handle nested cycles.
13074 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13076 * doc/invoke.texi (Debugging Options): Fix option index entries
13077 for -fdump-statistics, -frandom-seed add entries for
13078 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13079 (FRV Options): Fix entries for -mTLS, -mtls.
13080 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13081 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13082 (M68hc1x Options): Fix @itemx for -mnominmax.
13083 (MCore Options): Fix entry for -mno-lsim.
13084 (MMIX Options): Fix entry for -mabi=mmixware.
13085 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13087 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13089 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13090 Mention the plugin mode of gengtype.
13091 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13092 * gengtype.c: Updated copyright.
13093 (plugin_files, nb_plugin_files) Added new static variables.
13094 (measure_input_list) Care about plugin_files.
13095 (write_rtx_next): Added early return in plugin mode.
13096 (create_file): Updated copyright year in generated file. Added
13098 (oprintf): Added early return if NULL outf.
13099 (get_output_file_with_visibility): Care of plugin_files.
13100 (get_output_file_name): May return null.
13101 (write_local): Added early return.
13102 (put_mangled_filename): Ditto.
13103 (finish_root_table): Added check for base_files.
13104 (write_roots): Care about null when plugins.
13105 (main): Added plugin mode.
13107 2009-06-15 Ian Lance Taylor <iant@google.com>
13109 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13110 * gcov.c (read_count_file): Add braces around variables declared
13113 * c.opt (Wjump-misses-init): New warning.
13114 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13115 -Wall and -Wc++-compat if not already set.
13116 (c_common_post_options): Clear warn_jump_misses_init if it was not
13118 * c-decl.c (struct c_binding): Change type field to a union with
13119 new label field. Make it the first field in the struct. Update
13120 references to type to use u.type instead.
13121 (struct c_spot_bindings): Define.
13122 (struct c_goto_bindings): Define.
13123 (c_goto_bindings_p): Define, along with VECs.
13124 (struct c_label_vars): Define.
13125 (struct c_scope): Add has_label_bindings field.
13126 (bind_label, set_spot_bindings): New static functions.
13127 (decl_jump_unsafe, update_spot_bindings): New static functions.
13128 (update_label_decls): New static function.
13129 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13130 Update binding u.label field to shadowed field.
13131 (c_binding_start_stmt_expr): New function.
13132 (c_binding_end_stmt_expr): New function.
13133 (pushdecl): Don't call c_begin_vm_scope.
13134 (make_label): Add defining and p_label_vars parameters. Change
13136 (lookup_label): Correct test for whether a label has not yet been
13137 defined. Call bind_label rather than bind.
13138 (warn_about_goto): New static function.
13139 (lookup_label_for_goto): New function.
13140 (declare_label): Call bind_label rather than bind.
13141 (check_earlier_gotos): New static function.
13142 (define_label): Don't give errors about jumping into statement
13143 expressions or scopes of variably modified types. Call
13144 set_spot_bindings and check_earlier_gotos. Call bind_label
13145 instead of bind. Don't set label_context_stack_se or
13146 label_context_stack_vm.
13147 (c_get_switch_bindings): New function.
13148 (c_release_switch_bindings): New function.
13149 (c_check_switch_jump_warnings): New function.
13150 (start_function): Don't set label_context_stack_se or
13151 label_context_stack_vm.
13152 (finish_function): Likewise.
13153 * c-typeck.c (label_context_stack_se): Don't define.
13154 (label_context_stack_vm): Don't define.
13155 (c_finish_goto_label): Call lookup_label_for_goto rather than
13156 lookup_label. Don't give errors about jumping into a statement
13157 expression or the scope of a variably modified type. Don't set
13158 label_context_stack_se or label_context_stack_vm.
13159 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13160 fields. Add bindings field.
13161 (c_start_case): Don't set deleted fields. Set bindings field.
13162 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13163 or blocked_vm. Call c_check_switch_jump_warnings.
13164 (c_finish_case): Don't test blocked_stmt_expr field. Call
13165 c_release_switch_bindings.
13166 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13167 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13168 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13169 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13170 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13171 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13172 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13173 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13174 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13175 (C_DECL_UNJUMPABLE_VM): Don't define.
13176 (C_DECL_UNDEFINABLE_VM): Don't define.
13177 (struct c_label_list): Don't define.
13178 (struct c_label_context_se): Don't define.
13179 (struct c_label_context_vm): Don't define.
13180 (struct c_spot_bindings): Declare.
13181 (c_bindings_start_stmt_expr): Declare.
13182 (c_bindings_end_stmt_expr): Declare.
13183 (lookup_label_for_goto): Declare.
13184 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13185 (c_check_switch_jump_warnings): Declare.
13186 (label_context_stack_se, label_context_stack_vm): Don't declare.
13187 (c_finish_goto_label): Update declaration.
13188 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13189 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13190 (Warning Options): Document -Wjump-misses-init.
13192 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13194 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13197 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13199 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13201 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13203 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13205 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13207 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13209 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13211 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13212 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13213 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13214 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13215 * dwarf2asm.c (dw2_force_const_mem): Update call to
13216 make_decl_one_only.
13217 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13218 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13219 * langhooks.c (lhd_comdat_group): Remove.
13220 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13221 * tree.h (DECL_COMDAT_GROUP): New.
13222 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13223 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13224 (make_decl_one_only): Change signature.
13225 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13226 make_decl_one_only.
13227 (make_decl_one_only): Change signature.
13228 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13230 2009-06-15 Richard Guenther <rguenther@suse.de>
13232 PR middle-end/40439
13233 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13235 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13237 * tree-ssa-math-opts.c: Remove extra divide.
13239 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13241 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13243 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13245 * passes.c: Add bswap pass.
13246 * tree-pass.h: Add pass_optimize_bswap declaration.
13247 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13248 Include rtl.h, expr.h and optabs.h for optab_handler check.
13249 (struct symbolic_number, pass_optimize_bswap): New definition.
13250 (do_shift_rotate, verify_symbolic_number_p): New functions.
13251 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13252 (gate_optimize_bswap): New function.
13253 * tree.c (widest_int_cst_value): New function.
13254 * tree.h (widest_int_cst_value): Prototype added.
13256 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13258 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13259 REG_EQUAL/REG_EQUIV notes.
13261 2009-06-14 Richard Guenther <rguenther@suse.de>
13263 PR middle-end/40389
13264 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13265 has its address taken if NRV was applied and it is addressable.
13266 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13267 function split out from ...
13268 (get_constraint_for_1): ... here.
13269 (handle_rhs_call): Use it to mark the return slot escaped if
13270 it is addressable and NRV was applied.
13272 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13274 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13275 Change first argument type to location_t.
13276 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13277 Do not set input_location.
13278 Use loc instead of input_location throughout.
13280 2009-06-13 Richard Guenther <rguenther@suse.de>
13282 PR tree-optimization/40421
13283 * tree-predcom.c (should_unroll_loop_p): Remove.
13284 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13286 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13288 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13289 Add location argument.
13291 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13293 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13295 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13296 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13297 * config/spu/spu-protos.h: Add location to
13298 spu_resolve_overloaded_builtin.
13299 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13300 spu_build_builtin_va_list.
13301 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13302 argument. Pass location to build_function_call_vec.
13303 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13305 (emit_fpu_switch): Same.
13306 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13307 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13308 to build_decl and create_artificial_label.
13309 (xtensa_gimplify_va_arg_expr): Same.
13310 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13311 (xstormy16_gimplify_va_arg_expr): Same.
13312 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13313 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13314 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13315 (mips16_build_function_stub): Same.
13316 (mips16_build_call_stub): Same.
13318 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13321 * arm/constraints.md (Pa, Pb): New constraints.
13322 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13323 split pattern to deal with them.
13325 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13327 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13328 fix index entry for -Xpreprocessor.
13330 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13332 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13333 Add location argument to build_decl call.
13334 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13335 (rs6000_init_builtins): Same.
13336 (spe_init_builtins): Same.
13337 (rs6000_gimplify_va_arg): Add location argument to
13338 create_artificial_label call.
13340 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13342 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13343 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13344 * Makefile.in: Fix GGC dependency for gcse.o.
13346 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13348 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13349 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13350 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13352 * c-parser.c (c_parser_binary_expression): Use current column while
13353 building binary operations.
13354 * common.opt (fshow-column): Enable by default.
13355 * tree-vrp.c (check_array_ref): Use warning_at.
13356 (check_array_bounds): Use location from call back if expr has no
13358 * tree.h: Add location argument to maybe_fold_*.
13359 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13360 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13361 (maybe_fold_offset_to_component_ref): Same.
13362 (maybe_fold_offset_to_reference): Same.
13363 (maybe_fold_offset_to_address): Same.
13364 (maybe_fold_stmt_indirect): Same.
13365 (maybe_fold_stmt_addition): Same.
13366 (fold_stmt_r): Pass location to maybe_fold_*.
13367 (fold_gimple_assign): Same.
13368 * c-tree.h: Add location argument to finish_decl,
13369 default_function_array_conversion, store_init_value.
13370 * c-decl.c (define_label): Use error_at.
13371 (c_make_fname_decl): Pass location to finish_decl.
13372 (finish_decl): New location argument.
13373 (build_compound_literal): Pass location to store_init_value.
13374 (grokdeclarator): Pass location to finish_decl.
13376 * c-typeck.c (array_to_pointer_conversion): New location argument.
13377 (function_to_pointer_conversion): Same.
13378 (default_function_array_conversion): Same.
13379 (parser_build_unary_op): Pass location to overflow_warning.
13380 (parser_build_binary_op): Same. Use warning_at.
13381 (build_unary_op): Pass location to array_to_pointer_conversion.
13382 (build_c_cast): Pass location to digest_init.
13383 (build_modify_expr): New location argument.
13384 (convert_for_assignment): Same.
13385 (store_init_value): Same.
13386 (digest_init): Same.
13387 (output_init_element): Pass location to digest_init and
13388 array_to_pointer_conversion.
13389 (c_finish_return): Pass location to convert_for_assignment.
13390 * gimplify.c (gimplify_conversion): Pass location to
13391 maybe_fold_offset_to_address.
13392 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13393 to maybe_fold_stmt_addition.
13394 * c-omp.c (c_finish_omp_atomic): Pass new location to
13396 (c_finish_omp_for): Same.
13397 * c-common.c (overflow_warning): New argument.
13398 * c-common.h: New argument to build_modify_expr, overflow_warning.
13399 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13401 (c_parser_initializer): Pass location to
13402 default_function_array_conversion.
13403 (c_parser_initelt): Same.
13404 (c_parser_initval): Same.
13405 (c_parser_asm_operands): Same.
13406 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13407 (c_parser_conditional_expression): Same.
13408 (c_parser_binary_expression): Add location info to stack. Use it.
13409 (c_parser_unary_expression): Pass location to
13410 default_function_array_conversion, parser_build_unary_op,
13411 build_indirect_ref, c_parser_postfix_expression_after_primary.
13412 (c_parser_postfix_expression_after_primary): New location argument.
13414 (c_parser_expression_conv): Pass location to
13415 default_function_array_conversion.
13416 (c_parser_expr_list): Same.
13417 (c_parser_omp_atomic): Same.
13418 (c_parser_omp_for_loop): Same.
13419 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13420 (build_array_declarator): New argument.
13421 * c-decl.c (build_array_declarator): Add location argument.
13422 (grokdeclarator): Set id_loc for cdk_array.
13423 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13424 build_array_declarator.
13425 * tree.c (build_omp_clause): Add location argument.
13426 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13427 (OMP_CLAUSE_LOCATION): New macro.
13428 (struct tree_omp_clause): Add location field.
13429 (build_omp_clause): Add argument.
13430 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13431 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13433 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13434 (cp_parser_omp_clause_collapse): Same.
13435 (cp_parser_omp_clause_default): Same.
13436 (cp_parser_omp_clause_if): Same.
13437 (cp_parser_omp_clause_nowait): Same.
13438 (cp_parser_omp_clause_num_threads): Same.
13439 (cp_parser_omp_clause_ordered): Same.
13440 (cp_parser_omp_clause_schedule): Same.
13441 (cp_parser_omp_clause_untied): Same.
13442 (cp_parser_omp_for_loop): Same.
13443 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13444 * c-tree.h (c_start_case): Add location argument.
13445 (c_process_expr_stmt): Same.
13446 (c_finish_goto_*): Same.
13447 * tree-parloops.c (initialize_reductions): Pass location to
13449 (create_parallel_loop): Same.
13450 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13451 (gfc_trans_omp_reduction_list): Same.
13452 (gfc_trans_omp_clauses): Same.
13453 (gfc_trans_omp_do): Same.
13454 * c-typeck.c (c_finish_goto_label): Same.
13455 (c_finish_goto_ptr): New location argument.
13456 (c_start_case): Same.
13457 (emit_side_effect_warnings): Same.
13458 (c_process_expr_stmt): Same.
13459 (c_finish_stmt_expr): Same.
13460 (c_finish_omp_clauses): Use error_at instead of error.
13461 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13463 * c-omp.c (c_split_parallel_clauses): New location argument.
13464 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13465 to build_omp_clause.
13466 (convert_local_reference_stmt): Same.
13467 (convert_gimple_call): Same.
13468 * c-common.h (c_split_parallel_clauses): New argument.
13469 * c-parser.c (c_parser_statement_after_labels): Pass location to
13470 c_finish_goto_label.
13471 (c_parser_switch_statement): Pass location to c_start_case.
13472 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13473 and c_process_expr_stmt.
13474 (c_parser_omp_variable_list): Add location argument.
13475 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13476 (c_parser_omp_clause_default): Same.
13477 (c_parser_omp_clause_if): Same.
13478 (c_parser_omp_clause_num_threads): Same.
13479 (-c_parser_omp_clause_ordered): Same.
13480 (c_parser_omp_clause_reduction): Pass location to
13481 c_parser_omp_variable_list.
13482 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13483 (c_parser_omp_clause_untied): Same.
13484 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13485 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13487 * c-tree.h (check_for_loop_decls, undeclared_variable,
13488 build_component_ref, build_array_ref, build_external_ref,
13489 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13490 build_conditional_expr, build_compound_expr, c_cast_expr,
13491 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13492 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13494 * c-semantics.c (build_stmt): Same.
13495 (build_case_label): Same.
13496 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13497 (undeclared_variable): New argument.
13498 (make_label): Same.
13499 (lookup_label): Pass location on down.
13500 (define_label): Same.
13501 (finish_decl): Same.
13502 (build_compound_literal): Same.
13503 (finish_struct): Same.
13504 (finish_function): Do not set location here.
13505 (check_for_loop_decls): New argument.
13506 * tree.c (save_expr): Set location.
13507 (build_empty_stmt): New argument.
13508 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13509 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13510 * builtins.c (gimplify_va_arg_expr): Use locations.
13511 (expand_builtin_sync_operation): Same.
13512 * c-typeck.c (build_component_ref): New argument.
13513 (build_array_ref): Same.
13514 (build_external_ref): Same.
13515 (c_expr_sizeof_expr): Same.
13516 (c_expr_sizeof_type): Same.
13517 (parser_build_unary_op): Same.
13518 (build_conditional_expr): Same.
13519 (build_compound_expr): Pass location on down.
13520 (build_compound_expr): New argument.
13521 (build_c_cast): Same.
13522 (c_cast_expr): Same.
13523 (build_asm_expr): Same.
13524 (c_finish_return): Same.
13525 (c_process_expr_stmt): Pass location on down.
13526 (c_finish_stmt_expr): New argument.
13527 (push_clenaup): Same.
13528 (c_finish_omp_parallel): Same.
13529 (c_finish_omp_task): Same.
13530 * gimplify.c (gimplify_call_expr): Pass location on down.
13531 * c-omp.c (c_finish_omp_master): New argument.
13532 (c_finish_omp_critical): Same.
13533 (c_finish_omp_ordered): Same.
13534 (c_finish_omp_barrier): Same.
13535 (-c_finish_omp_taskwait): Same.
13536 (c_finish_omp_atomic): Same.
13537 (c_finish_omp_flush): Same.
13538 * tree-inline.c (copy_tree_body_r): Pass location on down.
13539 (inline_forbidden_p): Remove use of input_location.
13540 * c-gimplify.c (c_build_bind_expr): New argument.
13541 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13542 (c_sizeof_or_alignof_type): New argument.
13543 (c_alignof_expr): Same.
13544 (build_va_arg): Same.
13545 (c_add_case_label): Same.
13546 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13547 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13548 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13549 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13550 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13551 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13553 * stub-objc.c (objc_build_selector_expr): Same.
13554 (objc_build_throw_stmt): Same.
13555 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13556 (c_parser_initelt): Same.
13557 (c_parser_compound_statement): Same.
13558 (c_parser_compound_statement_nostart): Same.
13559 (c_parser_label): Same.
13560 (c_parser_statement_after_labels): Same.
13561 (c_parser_if_body): Same.
13562 (c_parser_else_body): Same.
13563 (c_parser_if_statement): Same.
13564 (c_parser_switch_statement): Same.
13565 (c_parser_while_statement): Same.
13566 (c_parser_do_statement): Same.
13567 (c_parser_for_statement): Same.
13568 (c_parser_asm_statement): Same.
13569 (c_parser_conditional_expression): Same.
13570 (c_parser_binary_expression): Same.
13571 (c_parser_cast_expression): Same.
13572 (c_parser_unary_expression): Same.
13573 (c_parser_sizeof_expression): Same.
13574 (c_parser_alignof_expression): Same.
13575 (c_parser_postfix_expression): Same.
13576 (c_parser_expression): Same.
13577 (c_parser_objc_receiver): Same.
13578 (c_parser_omp_variable_list): Same.
13579 (c_parser_omp_structured_block): Same.
13580 (c_parser_omp_atomic): New argument.
13581 (c_parser_omp_barrier): Same.
13582 (c_parser_omp_critical): Same.
13583 (c_parser_omp_flush): Pass location on down.
13584 (c_parser_omp_for_loop): New argument.
13585 (c_parser_omp_for): Same.
13586 (c_parser_omp_master): Same.
13587 (c_parser_omp_ordered): Same.
13588 (c_parser_omp_sections_scope): Same.
13589 (c_parser_omp_sections): Same.
13590 (c_parser_omp_parallel): Same.
13591 (c_parser_omp_single): Same.
13592 (c_parser_omp_task): Same.
13593 (c_parser_omp_taskwait): Pass location on down.
13594 (c_parser_omp_construct): Same.
13595 (c_parser_omp_threadprivate): Same.
13596 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13597 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13598 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13599 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13600 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13601 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13602 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13603 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13604 config/i386/i386.c, stmt.c:
13605 Add location argument to the following function definitions and/or
13606 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13607 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13608 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13609 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13610 do_case, c_finish_bc_stmt, build_compound_literal,
13611 build_function_call.
13612 * c-decl.c (build_compound_literal): Add location argument.
13613 Make all diagnostic calls use location.
13614 (start_struct): Same.
13615 (finish_struct): Same.
13616 (start_enum): Same.
13617 (build_enumerator): Same.
13618 (start_function): Same.
13619 (grokdeclarator): Make all diagnostic calls use location.
13620 (store_parm_decls_oldstyle): Same.
13621 * c-typeck.c (build_function_call): Add location argument.
13622 Make all diagnostic calls use location.
13624 (c_finish_bc_stmt): Same.
13625 * tree-nested.c (get_trampoline_type): Add argument.
13626 Pass location to build_decl.
13627 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13628 * rtl.h (RTL_LOCATION): New.
13629 * c-common.c (c_add_case_label): Add location argument.
13630 Make all diagnostic calls use location.
13631 * c-common.h: Add location argument to make_fname_decl, do_case,
13632 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13633 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13634 Set it appropriately for every case. Pass enum_loc to start_enum
13635 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13637 (c_parser_struct_or_union_specifier): Save location. Use it for
13638 start_struct, finish_struct, and parser_xref_tag.
13640 2009-06-12 Ian Lance Taylor <iant@google.com>
13642 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13644 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13645 cpp_opts->warn_cxx_operator_names.
13647 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13650 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13651 is returns NULL and OP is a VCE, look through the VCE.
13653 2009-06-12 Ian Lance Taylor <iant@google.com>
13656 * collect2.c (main): Use CONST_CAST2 in code inside #if
13657 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13659 2009-06-12 Joey Ye <joey.ye@intel.com>
13661 PR middle-end/39146
13662 * cfgexpand.c (get_decl_align_unit): Update
13663 max_used_stack_slot_alignment with align instead of
13664 stack_alignment_needed.
13666 * function.c (assign_stack_local_1): Update
13667 max_used_stack_slot_alignment with alignment_in_bits instead
13668 of stack_alignment_needed.
13669 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13672 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13674 * dwarf2out.c (last_var_location_insn): New variable.
13675 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13676 (dwarf2out_var_location): Don't record anything after last real
13677 insn. Only change labels if there were any real instructions
13678 in between last note and this one, or if changed sections.
13680 2009-06-11 Richard Henderson <rth@redhat.com>
13682 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13683 note when storing the frame pointer in a register.
13684 (FRP): Don't redefine to nothing for epilogue.
13685 (alpha_expand_epilogue): Mark register and sp restores.
13686 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13688 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13689 when gen_lowpart is needed.
13691 2009-06-11 Richard Henderson <rth@redhat.com>
13693 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13695 * dwarf2out.c (need_data_align_sf_opcode): New.
13696 (div_data_align): Move earlier.
13697 (def_cfa_1, reg_save): Use it.
13699 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13701 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13702 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13703 (ix86_handle_option): Handle OPT_mcrc32.
13704 (ix86_target_string): Add -mcrc32.
13705 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13707 * config/i386/i386.h (TARGET_CRC32): New.
13709 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13710 (sse4_2_crc32di): Likewise.
13712 * config/i386/i386.opt (mcrc32): New.
13714 * doc/invoke.texi: Document -mcrc32.
13716 2009-06-11 Richard Henderson <rth@redhat.com>
13718 * common.opt (gdwarf-): Accept a version number.
13719 * doc/invoke.texi (gdwarf-): Update docs.
13720 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13721 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13722 version level, and record it.
13724 * dwarf2.h (DW_CIE_VERSION): Remove.
13725 * dwarf2out.c (DWARF_VERSION): Remove.
13726 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13727 (output_call_frame_info): Use CIE version 3 for dwarf3,
13728 or if the return register column is out of range for version 1.
13729 (dwarf_stack_op_name): Add all dwarf3 values.
13730 (DEBUG_PUBTYPES_SECTION): New.
13731 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13732 encoding change for dwarf3.
13733 (output_die) [dw_val_class_die_ref]: Likewise.
13734 (output_compilation_unit_header): Emit correct version for dwarf3.
13735 (output_line_info): Likewise.
13736 (output_pubnames): Update for DWARF_VERSION removal.
13737 (output_aranges): Likewise.
13738 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13739 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13740 (dwarf2out_finish): Likewise.
13742 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13744 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13747 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13750 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13751 * builtins.c (expand_builtin_unreachable): New function.
13752 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13753 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13754 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13756 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13757 searching for missing barriers.
13759 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13761 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13762 when -fprofile-generate* was passed.
13763 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13765 2009-06-11 Anthony Green <green@moxielogic.com>
13767 * config/moxie/moxie.md: Define length attribute for all instructions.
13769 (*b<cond:code>): Support limited branch ranges for new PC-relative
13770 branch instructions.
13771 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13773 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13775 * config/i386/i386.c (min_insn_size): Use get_attr_length
13776 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13777 For __asm return 0.
13779 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13780 instead of emit_insn_before.
13782 2009-06-10 Ian Lance Taylor <iant@google.com>
13785 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13788 2009-06-10 Revital Eres <eres@il.ibm.com>
13790 * passes.c (init_optimization_passes): Reschedule
13791 predictive-commoning pass before complete unroll pass.
13793 2009-06-10 Martin Jambor <mjambor@suse.cz>
13795 * cgraph.c (cgraph_node_can_be_local_p): New function.
13796 (cgraph_make_node_local): New function.
13797 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13798 (cgraph_make_node_local): Declare.
13800 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13802 * tree.h (tree_base): Add packed_flag and user_align fields.
13803 Decrease size of spare field.
13804 (TYPE_USER_ALIGN): Use user_align from tree_base.
13805 (DECL_USER_ALIGN): Likewise.
13806 (TYPE_PACKED): Use packed_flag from tree_base.
13807 (DECL_PACKED): Likewise.
13808 (tree_type): Delete packed_flag and user_align fields. Widen
13809 precision field. Widen mode field and shuffle fields to align
13810 mode on an 8-bit boundary.
13811 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13812 Renumber decl_flag_* fields. Fix comments. Widen
13813 decl_common_unused field.
13814 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13815 (DECL_EXTERNAL): Likewise.
13816 (DECL_BIT_FIELD): Likewise.
13817 (DECL_NONADDRESSABLE_P): Likewise.
13818 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13819 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13821 2009-06-10 Ian Lance Taylor <iant@google.com>
13823 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13824 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13825 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13826 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13827 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13828 DEF_VEC_ALLOC_FUNC_P.
13829 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13830 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13831 DEF_VEC_ALLOC_FUNC_O.
13832 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13833 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13834 DEF_VEC_ALLOC_FUNC_I.
13835 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13836 (vec_stack_p_reserve_exact_1): Declare.
13837 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13838 (vec_stack_free): Declare.
13839 (VEC_stack_alloc): Define.
13840 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13841 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13842 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13843 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13845 (stack_vecs): New static variable.
13846 (vec_stack_p_reserve_exact_1): New function.
13847 (vec_stack_o_reserve_1): New static function.
13848 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13849 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13850 (vec_stack_free): New function.
13851 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13852 (VEC_df_ref_stack_alloc): Define.
13853 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13854 DEF_VEC_ALLOC_P_STACK.
13855 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13856 (struct df_collection_rec): Change _vec fields to VEC. Remove
13858 (df_free_collection_rec): Adjust for new fields.
13859 (df_insn_rescan): Use new df_collection_rec fields.
13860 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13861 (df_ref_create_structure, df_ref_record): Likewise.
13862 (df_get_conditional_uses, df_get_call_refs): Likewise.
13863 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13864 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13865 (df_record_exit_block_uses, df_bb_verify): Likewise.
13866 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13867 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13868 Remove count parameter. Change return type to void. Change all
13870 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13871 Remove count parameter. Change return type to void. Change all
13873 (df_install_refs): Change old_vec parameter to VEC. Remove count
13874 parameter. Change all callers.
13875 (df_install_mws): Change old_vec parameter to VEC. Remove count
13876 parameter. Change all callers.
13877 (df_refs_verify): Change new_rec parameter to VEC. Change call
13879 (df_mws_verify): Likewise.
13881 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13883 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13885 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13887 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13889 2009-06-10 Anthony Green <green@moxielogic.com>
13891 * config/moxie/crti.asm: New file.
13892 * config/moxie/crtn.asm: New file.
13893 * config/moxie/moxie.c: New file.
13894 * config/moxie/moxie.h: New file.
13895 * config/moxie/sfp-machine.h: New file.
13896 * config/moxie/moxie-protos.h: New file.
13897 * config/moxie/t-moxie: Created.
13898 * config/moxie/t-moxie-softfp: Created.
13899 * config/moxie/moxie.md: Created.
13900 * config/moxie/constraints.md: Created.
13901 * config.gcc: Add moxie support.
13902 * doc/md.texi (Machine Constraints): Add moxie constraints.
13903 * doc/contrib.texi (Contributors): Mention moxie port.
13904 * doc/install.texi (Specific): Mention the moxie port.
13906 2009-06-09 Ian Lance Taylor <iant@google.com>
13908 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13909 compiling with C++.
13910 * optabs.c (optab_table): Only use designated initializers if
13911 HAVE_DESIGNATED_INITIALIZERS is defined.
13912 (convert_optab_table): Likewise.
13913 (init_optabs): Always call init_insn_codes if
13914 HAVE_DESIGNATED_INITIALIZERS is not defined.
13916 2009-06-09 Ian Lance Taylor <iant@google.com>
13918 * targhooks.c (default_builtin_vectorized_function): Change fn
13919 parameter to unsigned int.
13920 (default_builtin_vectorized_conversion): Change code parameter to
13922 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13923 * targhooks.h: Update declarations.
13924 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13925 parameter to unsigned int.
13927 * c-typeck.c (comptypes_check_enum_int): New static function.
13928 (comptypes_internal): Add enum_and_int_p parameter. Change all
13930 (comp_target_types): Add location parameter. Change all callers.
13931 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13932 Change all callers.
13933 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13934 (build_conditional_expr): Add colon_loc parameter. Change all
13936 (convert_for_assignment): Add location parameter. Change all callers.
13937 * c-parser.c (c_parser_conditional_expression): Pass location of
13938 colon to build_conditional_expr.
13939 * c-tree.h (build_conditional_expr): Update declaration.
13941 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13943 * graphite.c: Revert previous patch.
13945 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13948 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13950 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13952 * tree-ssa-loop-prefetch.c
13953 (loop_prefetch_arrays): Fixed a portability problem in printf format
13956 2009-06-09 Martin Jambor <mjambor@suse.cz>
13958 PR tree-optimization/40351
13959 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13960 refrence to a potential artifical subaccess can be constructed.
13962 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13964 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13965 (sh_override_options): Likewise.
13966 * config/sh/sh.c: Include params.h.
13967 (sh_optimization_options): New.
13968 (sh_override_options): Likewise.
13969 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13970 (OVERRIDE_OPTIONS): Use sh_override_options.
13972 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13974 * dwarf2out.c (emit_cfa_remember): New variable.
13975 (add_fde_cfi): If emit_cfa_remember, recurse to add
13976 DW_CFA_remember_state first.
13977 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13978 instead just set emit_cfa_remember.
13980 2009-06-08 Jan Hubicka <jh@suse.cz>
13983 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13985 2009-06-08 Jan Hubicka <jh@suse.cz>
13987 PR middle-end/39834
13988 * cgraphunit.c (save_inline_function_body): Do not copy transform
13989 hooks for saved inline bodies.
13990 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13991 for given function.
13993 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13995 * jump.c (returnjump_p): Handle delayed branches. Add missing
13998 2009-06-08 Jan Hubicka <jh@suse.cz>
14000 PR middle-end/40102
14001 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14002 original node might've been modified.
14003 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14005 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14007 * tree-object-size.c (addr_object_size): Add OSI argument.
14008 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14009 (compute_builtin_object_size, expr_object_size): Adjust callers.
14010 (plus_stmt_object_size): Call addr_object_size instead of
14011 compute_builtin_object_size.
14013 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14014 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14016 * tree-ssa-loop-prefetch.c
14017 (gather_memory_references): Introduced a counter for the number of
14019 (anything_to_prefetch_p): Introduced a counter for the number of
14021 (is_loop_prefetching_profitable): New function with a cost model
14023 (loop_prefetch_arrays): Use the new cost model to determine if
14024 prefetching is profitable.
14025 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14026 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14027 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14028 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14029 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14030 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14032 2009-06-08 Michael Matz <matz@suse.de>
14035 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14036 partitions use the same.
14037 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14038 for basevars of SSA_NAMEs.
14039 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14040 to not expand them twice.
14041 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14044 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14046 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14047 (fdump-final-insns=, gtoggle): New.
14048 * doc/invoke.texi: Document them.
14049 * final.c (rest_of_clean_state): Dump final insn stream.
14050 * gcc.c (invoke_as): Hook in -fcompare-debug.
14051 (static_spec_functions): Add compare-debug-dump-opt,
14052 compare-debug-self-opt and compare-debug-auxbase-opt.
14053 (compare_debug, compare_debug_second, compare_debug_opt): New.
14054 (switches_debug_check, n_switches_debug_check): New.
14055 (debug_auxbase_opt, debug_check_temp_file): New.
14056 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14058 (do_self_spec): Handle arguments after switches.
14059 (do_spec_1): Add .gk extension to temp file basenames for compare.
14060 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14061 (cc1_options): Use it instead of normal auxbase computation for
14062 the second compare-debug compilation.
14063 (compare_files): New.
14064 (main): Set up and implement compare debug mode.
14065 (compare_debug_dump_opt_spec_function): New.
14066 (compare_debug_self_opt_spec_function): New.
14067 (compare_debug_auxbase_opt_spec_function): New.
14068 * toplev.c (process_options): Handle flag_gtoggle,
14069 flag_dump_final_insns.
14070 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14071 during -fcompare-debug-second compilation.
14073 2009-06-07 Ian Lance Taylor <iant@google.com>
14075 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14076 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14078 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14079 with no default node. Change warning with %H to warning_at.
14080 Don't clear warn_switch around case checking.
14081 * doc/invoke.texi (Warning Options): Clarify distinction between
14082 -Wswitch and -Wswitch-enum.
14084 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14086 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14088 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14090 * gbl-ctors.h: Add header guard.
14092 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14094 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14095 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14096 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14097 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14098 prototypes for removed functions.
14099 (expressions_equal_p): Move to ...
14100 * tree-ssa-sccvn.h: ... here and ...
14101 * matrix-reorg.c: ... adjust includes.
14103 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14105 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14107 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14109 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14110 (finish_function): Remove erroneous whitespace.
14112 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14114 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14115 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14117 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14119 * errors.c (internal_error): Commentary typo fix.
14120 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14121 * tree-ssa-pre.c: Ditto.
14123 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14125 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14126 them is supposed to hold actual statements.
14128 2009-06-06 Ian Lance Taylor <iant@google.com>
14130 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14131 empty statements can now have attributes.
14133 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14135 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14136 * config/mips/mips.md: Ditto.
14138 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14140 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14142 (__eabi_uconvert): Likewise.
14144 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14146 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14147 CFI_* definitions with IN_GCC.
14149 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14151 * xcoffout.h (xcoffout_source_line): Update prototype.
14153 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14155 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14156 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14158 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14160 PR middle-end/40340
14161 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14162 inlined_function_outer_scope_p blocks for artificial inlines
14164 * tree.c (tree_nonartificial_location): Rewrite using
14165 block_nonartificial_location.
14167 2009-06-05 Revital Eres <eres@il.ibm.com>
14168 Leehod Baruch <leehod@il.ibm.com>
14170 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14171 (expand_expr_real_1): Remove comment.
14172 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14173 Vectorize misaligned access when the target supports it.
14174 (vect_supportable_dr_alignment): Check for unaligned access support.
14175 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14178 2009-06-05 Julian Brown <julian@codesourcery.com>
14180 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14181 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14183 2009-06-05 Richard Guenther <rguenther@suse.de>
14186 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14187 as possibly unused.
14189 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14191 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14192 (save_gprs): Don't tell unwinder when a global register is saved.
14193 (s390_emit_epilogue): Emit needed epilogue unwind info.
14195 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14197 * dwarf2out.c (deferred_asm_name): New.
14198 (add_name_and_src_coords_attributes): Defer creation of
14199 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14201 (move_linkage_attr): New.
14202 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14205 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14207 * tree-nested.c (finalize_nesting_tree_1): Declare the
14208 frame_decl in the binding tree.
14210 2009-06-04 Cary Coutant <ccoutant@google.com>
14212 * basic-block.h (struct basic_block_def): Add discriminator field.
14213 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14215 * debug.c (do_nothing_debug_hooks): Add additional entry.
14216 (debug_nothing_int_charstar_int): New function.
14217 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14218 (debug_nothing_int_charstar_int): New declaration.
14219 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14220 discriminator value in .loc directive.
14221 * final.c (last_discriminator): New variable.
14222 (discriminator): New variable.
14223 (final_start_function): Initialize above variables, pass current
14224 discriminator to debug hook.
14225 (notice_source_line): Check for discriminator change.
14226 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14227 * sdbout.c (sdbout_source_line): New parameter.
14228 * tree-cfg.c (struct locus_discrim_map): New structure type.
14229 (discriminator_per_locus): New hash table.
14230 (build_gimple_cfg): Allocate and free discriminator hash table.
14231 (make_edges): Call assign_discriminator.
14232 (locus_map_hash): New function.
14233 (locus_map_eq): New function.
14234 (next_discriminator_for_locus): New function.
14235 (same_line_p): New function.
14236 (assign_discriminator): New function.
14237 (make_cond_expr_edges): Call assign_discriminator.
14238 (make_gimple_switch_edges): Likewise.
14239 (first_non_label_stmt): New function.
14240 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14242 * xcoffout.c (xcoffout_source_line): Add new parameter.
14244 * configure.ac (gcc_cv_as_discriminator): New configury check for
14245 gas support for discriminator.
14246 * configure: Regenerate.
14247 * config.in: Regenerate.
14249 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14251 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14252 val after checking for integers.
14254 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14256 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14258 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14259 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14260 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14261 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14262 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14263 X64_SSE_REGPARM_MAX.
14264 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14265 X64_SSE_REGPARM_MAX.
14267 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14269 * gcc.c (report_times_to_file): New.
14270 (execute): Implement it.
14271 (process_command): Support -time=.
14272 * doc/invoke.texi: Document it.
14274 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14276 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14277 that have value exprs.
14279 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14281 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14282 declarations for constants until...
14283 (dw2_output_indirect_constant_1): ... this point.
14285 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14288 * arm.md (arm_addsi3): Don't try to split an add with an
14289 eliminable register until after reload has completed.
14291 2009-06-03 Ian Lance Taylor <iant@google.com>
14293 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14294 * genattrtab.c (write_length_unit_log): Likewise.
14295 * genchecksum.c (dosum): Likewise.
14296 * gengtype.c (write_rtx_next): Likewise.
14297 (finish_root_table, write_roots): Likewise.
14298 * gimple.c (gimple_ops_offset_): Likewise.
14299 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14300 * config/arc/arc.c (arc_attribute_table): Likewise.
14301 * config/arm/arm.c (arm_attribute_table): Likewise.
14302 * config/avr/avr.c (avr_attribute_table): Likewise.
14303 * config/crx/crx.c (crx_attribute_table): Likewise.
14304 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14305 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14306 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14307 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14308 * config/sh/sh.c (sh_attribute_table): Likewise.
14309 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14310 * config/spu/spu.c (spu_attribute_table): Likewise.
14311 * config/v850/v850.c (v850_attribute_table): Likewise.
14313 * config/alpha/alpha.c (vms_attribute_table): Make static.
14314 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14315 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14316 * config/mips/mips.c (mips_attribute_table): Likewise.
14318 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14320 (cc1-checksum.o): Likewise.
14322 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14324 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14326 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14328 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14329 insn if it is changing sp. Use gen_add3_insn instead of
14330 conditionally gen_addsi3 and gen_adddi3.
14331 (offset_below_red_zone_p): New static inline function.
14332 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14333 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14334 * config/rs6000/ppc-asm.h: Include auto-host.h.
14335 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14336 CFI_RESTORE): Define.
14337 * config/rs6000/crtresxgpr.asm: Add unwind info.
14338 * config/rs6000/crtresxfpr.asm: Likewise.
14339 * config/rs6000/crtresgpr.asm: Likewise.
14340 * config/rs6000/crtresfpr.asm: Likewise.
14341 * config/rs6000/crtsavgpr.asm: Likewise.
14342 * config/rs6000/crtsavfpr.asm: Likewise.
14344 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14345 argument of DWARF2_FRAME_REG_OUT macros.
14347 2009-06-03 Julian Brown <julian@codesourcery.com>
14349 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14350 words or less (including TImode) in core registers.
14352 2009-06-03 Richard Guenther <rguenther@suse.de>
14354 PR middle-end/40328
14355 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14357 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14359 * statistics.c (statistics_counter_event): Do not record event
14360 in pass dump if its number == -1.
14361 (curr_statistics_hash): Add assert that we never get passes
14362 with static number == -1.
14364 2009-06-03 Richard Guenther <rguenther@suse.de>
14365 Andrey Belevantsev <abel@ispras.ru>
14367 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14368 non-BLKmode arrays addressable.
14370 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14372 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14373 * config/m68k/m68k.h: ... here.
14375 2009-06-03 Martin Jambor <mjambor@suse.cz>
14377 PR tree-optimization/40323
14378 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14381 2009-06-03 Richard Guenther <rguenther@suse.de>
14383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14386 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14388 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14389 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14390 JUMP_TABLE_DATA_P where applicable.
14391 * config/sh/sh.c: Ditto.
14392 * config/sh/sh.h: Ditto.
14393 * config/sh/sh.md: Ditto.
14394 * config/sh/symbian.c: Ditto.
14396 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14398 * config/i386/driver-i386.c (describe_cache): Optimize
14399 concatenation of strings. Use snprintf instead of sprintf.
14400 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14401 target when not compiling with GCC.
14403 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14405 * config/sh/sh.c: Revert last change.
14406 (sh_expand_epilogue): Emit a blockage insn before the frame
14407 pointer adjustment unconditionally.
14409 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14411 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14412 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14413 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14414 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14415 to COLLECT_GCC_OPTIONS.
14417 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14419 * collect2.c (target_system_root): New variable.
14420 (main): Handle --sysroot=.
14421 (ignore_library): Strip the sysroot from the library path.
14423 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14425 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14426 (collect2.o): Depend on collect2-aix.h.
14427 (collect2-aix.o): New rule.
14428 * collect2-aix.h: New file.
14429 * collect2-aix.c: Likewise.
14430 * collect2.c: Include collect2-aix.h. Don't undefine
14431 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14432 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14433 Use TARGET_AIX_VERSION instead of _AIX51.
14434 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14435 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14436 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14437 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14438 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14440 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14442 * collect2.c (ignore_library): Avoid premature post-increment
14443 and null deference.
14445 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14447 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14448 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14449 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14450 CROSS_DIRECTORY_STRUCTURE too.
14451 (LINK_LIBG_SPEC): Likewise.
14452 (LIB_SPEC): Add %R to sysroot paths.
14453 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14454 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14455 * config/rs6000/aix51.h: As for aix43.h.
14456 * config/rs6000/aix52.h: Likewise.
14457 * config/rs6000/aix53.h: Likewise.
14458 * config/rs6000/aix61.h: Likewise.
14459 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14460 to the beginning of sysroot paths.
14462 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14464 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14465 INSN_LISTs that are out of the REG_NOTE range.
14467 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14469 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14470 (struct var_to_expand): Likewise.
14471 (struct opt_info): Add head and tail for linked lists of the above.
14472 (analyze_insn_to_expand_var): Initialize next.
14473 (analyze_iv_to_split_insn): Likewise.
14474 (analyze_insns_in_loop): Create linked lists.
14475 (allocate_basic_variable): Simplify for use without hash table.
14476 (insert_var_expansion_initialization): Likewise, make it type-safer.
14477 (combine_var_copies_in_loop_exit): Likewise.
14478 (apply_opt_in_copies): Walk lists rather than hash tables.
14479 (release_var_copies): Simplified and inlined by hand into...
14480 (free_opt_info): ... this function.
14482 2009-06-02 Richard Guenther <rguenther@suse.de>
14484 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14487 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14489 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14490 only for builtins that are not overridden.
14492 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14494 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14497 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14499 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14501 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14503 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14505 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14507 * common.opt (fdump-unnumbered-links): New.
14508 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14509 * print-rtl.c (flag_dump_unnumbered_links): New.
14510 (print_rtx): Test it.
14512 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14514 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14515 push/pop multiple to 8-byte alignment.
14517 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14519 * config/i386/i386.c (queued_cfa_restores): New static variable.
14520 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14522 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14523 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14524 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14525 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14526 note unconditionally.
14527 (ix86_emit_restore_regs_using_mov): Likewise.
14528 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14529 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14530 it through to ix86_emit_restore_reg_using_pop.
14531 (ix86_emit_leave): Add RED_OFFSET argument. Call
14532 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14533 instead of adding REG_CFA_OFFSET note unconditionally.
14534 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14535 the above functions. Call ix86_add_queued_cfa_restore_notes when
14538 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14539 force output of the label even for dwarf2out_do_cfi_asm.
14540 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14541 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14542 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14544 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14545 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14546 dwarf2out_cfi_label callers.
14547 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14548 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14549 Adjust dwarf2out_cfi_label callers.
14550 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14552 * config/i386/i386.h (struct machine_cfa_state,
14553 struct machine_function): Guard with ifndef USED_FOR_TARGET
14554 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14557 * emutls.c (__emutls_get_address): Change arr->size to mean number
14558 of allocated arr->data entries instead of # of slots + 1.
14560 PR middle-end/40316
14561 * recog.c (peep2_reinit_state): New function.
14562 (peephole2_init_state): Use it at the end of a basic block and also
14563 when seeing a RTX_FRAME_RELATED_P insn.
14565 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14567 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14568 fixuns_truncrfdi2): New.
14569 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14570 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14571 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14572 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14573 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14574 *recip_approx): Remove.
14575 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14576 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14577 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14579 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14582 2009-06-01 Ian Lance Taylor <iant@google.com>
14584 * attribs.c (register_attribute): Use CONST_CAST.
14585 * collect2.c (main): Use CONST_CAST2.
14586 (scan_prog_file): Likewise.
14587 * gcc.c (process_command, main): Likewise.
14588 * toplev.c (toplev_main): Likewise.
14590 * c-typeck.c (handle_warn_cast_qual): New static function,
14591 partially broken out of build_c_cast.
14592 (build_c_cast): Call handle_warn_cast_qual.
14593 * doc/invoke.texi (Warning Options): Document new effect of
14596 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14598 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14599 (diagnostic_report_current_module): Print columns.
14600 * common.opt (flag_show_column): Enable by default.
14602 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14604 * alias.c (find_base_term): Check for NULL term before returning.
14606 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14608 Revert due to PR40320:
14609 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14610 * calls.c (emit_library_call_value_1): Don't force_operand for move
14613 2009-06-01 Olivier Hainque <hainque@adacore.com>
14614 Eric Botcazou <ebotcazou@adacore.com>
14616 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14617 to be processed as a bitfield for constructor output purposes.
14618 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14620 * varasm.c (oc_local_state): New type, output_constructor
14621 local state to support communication with helpers.
14622 (oc_outer_state): New type, output_constructor outer state of
14623 relevance in recursive calls.
14624 (output_constructor_array_range): New output_constructor helper,
14625 extracted code for an array range element.
14626 (output_constructor_regular_field): New output_constructor helper,
14627 extracted code for an element that is not a bitfield.
14628 (output_constructor_bitfield): New output_constructor helper,
14629 extracted code for a bitfield element. Accept an OUTER state
14630 argument for recursive processing. Recurse on record or array
14631 CONSTRUCTOR values, possibly past noop conversions.
14632 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14633 VALUE is a valid constant-valued expression for use in a static
14634 bit-field initializer.
14635 (output_constructor): Rework to use helpers. Accept and honor an
14636 OUTER state argument for recursive calls. Return total size. Be
14637 prepared for nested constructors initializing bitfields.
14638 (output_constant): Feed OUTER in calls to output_constructor.
14640 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14642 * calls.c (emit_library_call_value_1): Don't force_operand for move
14645 2009-06-01 Nick Clifton <nickc@redhat.com>
14647 * doc/invoke.texi (IA-64 Options): Fix typo.
14649 2009-06-01 Ira Rosen <irar@il.ibm.com>
14651 PR tree-optimization/39129
14652 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14654 (vect_do_peeling_for_loop_bound): Use
14655 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14656 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14657 (vect_loop_versioning): Likewise.
14658 (vect_create_cond_for_alias_checks): Fix indentation.
14659 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14661 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14662 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14663 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14664 "control flow in loop".
14665 (vect_estimate_min_profitable_iters): Use
14666 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14667 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14668 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14669 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14670 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14671 statement belongs to a group of strided accesses with the exact code
14673 (vectorizable_load): Likewise.
14674 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14675 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14677 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14679 * config/freebsd-stdint.h: New file.
14680 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14681 Add freebsd-stdint.h to tm_file.
14683 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14685 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14686 (thumb2_extendhidi2): Likewise.
14688 2009-05-31 Ian Lance Taylor <iant@google.com>
14690 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14692 2009-05-31 Ian Lance Taylor <iant@google.com>
14694 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14695 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14696 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14698 2009-05-31 Jason Merrill <jason@redhat.com>
14700 * tree-pretty-print.c (print_call_name): Take the callee, not the
14701 call itself. Make non-static. Use dump_function_name for functions.
14702 (dump_generic_node): Adjust.
14703 * diagnostic.h: Declare print_call_name.
14704 * gimple-pretty-print.c (dump_gimple_call): Use it.
14706 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14708 * config/sh/sh.md (ashldi3_std): New define_expand.
14711 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14714 * config/sh/sh.c: Include debug.h.
14715 (sh_expand_epilogue): Emit a blockage insn before the frame
14716 pointer adjustment also when dwarf2out_do_frame returns true.
14718 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14720 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14721 (thumb2_extendqidi2): New pattern.
14723 2009-05-31 Ira Rosen <irar@il.ibm.com>
14725 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14726 mark phis for renaming.
14727 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14728 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14729 Call mark_sym_for_renaming.
14730 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14731 * tree-vect-loop.c (vect_transform_loop): Remove
14732 vect_memsyms_to_rename initialization and a call to
14733 mark_set_for_renaming.
14735 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14737 PR middle-end/40304
14738 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14739 frame related even if !set_cfa && style < 0.
14741 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14743 * config/i386/mingw-tls.c: New file.
14744 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14745 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14746 defining _WIN32 but not __CYGWIN__.
14748 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14750 * configure.ac: Add MPC support.
14752 * config.in, configure: Regenerate.
14754 2009-05-29 Richard Henderson <rth@redhat.com>
14756 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14757 NOTE_INSN_BASIC_BLOCK.
14758 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14759 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14760 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14762 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14764 (add_cfi): Disable check redefining cfa away from drap.
14765 (lookup_cfa_1): Add remember argument; handle remember/restore.
14766 (lookup_cfa): Pass remember argument.
14767 (cfa_remember): New.
14768 (compute_barrier_args_size_1): Remove sibcall check.
14769 (dwarf2out_frame_debug_def_cfa): New.
14770 (dwarf2out_frame_debug_adjust_cfa): New.
14771 (dwarf2out_frame_debug_cfa_offset): New.
14772 (dwarf2out_frame_debug_cfa_register): New.
14773 (dwarf2out_frame_debug_cfa_restore): New.
14774 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14775 (dwarf2out_begin_epilogue): New.
14776 (dwarf2out_frame_debug_restore_state): New.
14777 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14778 DW_CFA_restore_state.
14779 (output_cfi_directive): Likewise.
14780 (convert_cfa_to_fb_loc_list): Likewise.
14781 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14782 * dwarf2out.h: Update.
14783 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14784 (copy_insn_1): Early out for null.
14785 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14786 and dwarf2out_frame_debug_restore_state.
14787 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14788 (prologue_insn_hash, epilogue_insn_hash): New.
14789 (free_after_compilation): Adjust freeing accordingly.
14790 (record_insns): Create hash table if needed; push insns into
14791 hash instead of array.
14792 (maybe_copy_epilogue_insn): New.
14793 (contains): Search hash table instead of array.
14794 (sibcall_epilogue_contains): Remove.
14795 (thread_prologue_and_epilogue_insns): Split eh_return insns
14796 and mark them as epilogues.
14797 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14798 scanning in terms of basic blocks.
14799 * insn-notes.def (CFA_RESTORE_STATE): New.
14800 * jump.c (returnjump_p_1): Accept EH_RETURN.
14801 (eh_returnjump_p_1, eh_returnjump_p): New.
14802 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14803 CFA_REGISTER, CFA_RESTORE): New.
14804 * rtl.def (EH_RETURN): New.
14805 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14807 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14808 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14810 * config/i386/i386.c (gen_push): Update cfa state.
14811 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14812 add a CFA_ADJUST_CFA note.
14813 (ix86_dwarf_handle_frame_unspec): Remove.
14814 (ix86_expand_prologue): Update cfa state.
14815 (ix86_emit_restore_reg_using_pop): New.
14816 (ix86_emit_restore_regs_using_pop): New.
14817 (ix86_emit_leave): New.
14818 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14819 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14820 * config/i386/i386.h (struct machine_cfa_state): New.
14821 (ix86_cfa_state): New.
14822 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14823 (eh_return_internal): Merge from eh_return_<mode>,
14824 use eh_return rtx, split w/ epilogue.
14826 2009-05-29 Ian Lance Taylor <iant@google.com>
14828 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14830 * calls.c (emit_library_call_value_1): Likewise.
14832 * c-typeck.c (c_build_va_arg): New function.
14833 * c-tree.h (c_build_va_arg): Declare.
14834 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14835 instead of build_va_arg.
14837 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14839 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14840 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14841 (ptr_difference_cost): Use affine combinations to compute it.
14842 (difference_cost): Likewise.
14843 (get_computation_cost_at): Compute more accurate cost for addresses
14844 if the ratio is a multiplier allowed in addresses.
14845 For non-addresses, consider that an additional offset or symbol is
14848 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14850 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14851 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14853 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14854 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14855 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14857 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14858 to 1 for TYPE_SSE{IADD1,CVT1}.
14859 (prefix_vex_imm8): Removed.
14860 (length_vex): Only pass 1 as second argument to
14861 ix86_attr_length_vex_default if prefix_extra is 0.
14862 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14863 (length): For prefix vex computation use length_immediate
14864 attribute instead of prefix_vex_imm8.
14865 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14866 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14867 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14868 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14869 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14870 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14871 a space in between the operands.
14872 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14873 if one operand is 0xff and the other one si, di, bp or sp.
14874 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14875 other one si, di, bp or sp.
14876 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14877 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14878 type and mode attributes.
14879 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14880 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14881 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14882 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14883 prefix_data16 attribute iff MODE_DF.
14884 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14885 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14886 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14887 constm128_operand in length_immediate computation.
14888 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14889 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14890 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14891 length_immediate attribute to 1.
14892 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14893 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14894 for certain alternatives.
14895 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14896 prefix_data16 attribute if MODE_V1DF.
14897 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14898 length_immediate to 1.
14899 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14900 length_address to 4, set mode attribute to MODE_DI.
14901 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14902 (fxam<mode>2_i387): Set length attribute to 4.
14903 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14904 *prefetch_3dnow_rex): Override length_address attribute.
14905 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14907 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14908 (constm128_operand): Removed.
14909 * config/i386/i386.c (memory_address_length): For
14910 disp && !index && !base in 64-bit mode account for SIB byte if
14911 print_operand_address can't optimize disp32 into disp32(%rip)
14912 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14913 for fs: or gs: segment.
14914 (ix86_attr_length_immediate_default): When checking if shortform
14915 is possible, truncate immediate to the length of the non-shortened
14917 (ix86_attr_length_address_default): Ignore MEM_P operands
14919 (ix86_attr_length_vex_default): Only check for DImode on
14920 GENERAL_REG_P operands.
14921 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14922 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14923 (sse_cvttps2pi): Clear prefix_rep attribute.
14924 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14926 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14927 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14928 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14929 iff operand 2 is const_int_operand.
14930 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14931 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14932 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14934 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14936 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14937 prefix_data16 attribute for movlpd and movhpd instructions.
14938 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14939 length_immediate for shufpd instruction.
14940 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14941 (avx_cmpp<avxmodesuffixf2c><mode>3,
14942 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14943 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14944 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14945 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14946 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14947 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14948 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14949 prefix_data16 attribute for the first alternative to 1.
14950 (*avx_loadlps): Override length_immediate for the first alternative.
14951 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14952 attributes for second alternative.
14953 (*vec_concatv2sf_sse4_1): Override length_immediate and
14954 prefix_data16 attributes for second alternative.
14955 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14956 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14957 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14958 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14959 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14960 prefix_data16 and length_immediate to 1.
14961 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14963 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14964 prefix_extra attribute for variants that don't have 0f prefix alone.
14965 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14966 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14967 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14968 *sse4_1_pextrd): Set length_immediate to 1.
14969 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14970 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14972 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14973 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14974 length_immediate to 1 for second alternative.
14975 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14976 prefix_extra and length_immediate attributes for the first
14978 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14980 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14981 to 1 for the first and third alternative.
14982 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14984 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14986 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14988 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14989 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14990 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14991 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14992 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14993 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14994 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14995 ssse3_psign<mode>3): Override prefix_rex attribute.
14996 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14997 (ssse3_palignrti): Override length_immediate to 1.
14998 (ssse3_palignrdi): Override length_immediate to 1, override
14999 prefix_rex attribute.
15000 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15001 (sse4a_extrqi): Override length_immediate to 2.
15002 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15003 (sse4a_insertq): Override prefix_data16 to 0.
15004 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15005 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15006 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15007 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15008 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15009 and length_immediate to 1.
15010 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15011 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15012 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15013 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15014 and length_immediate to 1.
15015 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15016 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15017 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15018 avx_ptest256): Override prefix_extra to 1.
15019 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15020 Override prefix_data16 and length_immediate to 1.
15021 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15022 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15023 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15024 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15025 prefix_data16 to 0 and prefix_extra to 2.
15026 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15027 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15029 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15030 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15031 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15032 and prefix_extra to 2.
15033 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15034 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15035 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15036 avx_vpermilvar<mode>3,
15037 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15038 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15039 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15040 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15041 Override prefix_extra to 1.
15042 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15043 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15044 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15045 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15046 prefix_extra and length_immediate to 1.
15047 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15049 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15050 to 1 for the first alternative.
15051 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15052 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15054 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15055 *movv2sf_internal_avx, *movv2sf_internal): Override
15056 prefix_rep attribute for certain alternatives.
15057 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15058 attributes for certain alternatives.
15059 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15060 attributes for certain alternatives.
15061 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15062 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15063 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15064 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15065 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15066 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15067 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15068 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15069 length_immediate to 1 if operand 2 is const_int_operand.
15070 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15071 *vec_extractv2si_1): Set length_immediate attribute to 1.
15072 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15073 using old 3DNOW insn rather than SSE/3DNOW_A.
15074 (mmx_emms, mmx_femms): Clear modrm attribute.
15076 2009-05-29 Martin Jambor <mjambor@suse.cz>
15078 * tree-sra.c: New implementation of SRA.
15080 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15081 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15082 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15083 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15084 (SRA_MAX_STRUCTURE_COUNT): Removed.
15085 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15086 * doc/invoke.texi (sra-max-structure-size): Removed.
15087 (sra-field-structure-ratio): Removed.
15089 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15091 PR middle-end/40291
15092 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15095 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15097 PR rtl-optimization/40101
15098 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15099 seqno. Adjust comment.
15100 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15101 inserting bookkeeping before a jump, the jump is not scheduled.
15102 When no positive seqno found, provide a value. Add comment.
15104 2009-05-29 Richard Guenther <rguenther@suse.de>
15106 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15107 short-cutting on the first component.
15109 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15111 PR middle-end/39958
15112 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15113 for trees other than decls/types.
15115 2009-05-29 Richard Guenther <rguenther@suse.de>
15117 * tree-ssa-operands.c (get_expr_operands): Do not handle
15118 INDIRECT_REFs in the handled-component case. Remove
15119 unused get_ref_base_and_extent case.
15120 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15121 tree_low_cst and host_integerp where possible.
15122 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15123 codes for equivalence.
15124 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15126 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15128 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15129 to tmake_file for i[34567]86-*-cygwin*.
15131 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15134 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15135 (altivec_categorize_keyword, init_vector_keywords,
15136 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15139 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15141 * tree.c (handle_dll_attribute): Check if node is
15142 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15144 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15146 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15148 (thumb2_zero_extendqidi2): Likewise.
15150 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15152 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15153 instead of gen_movrt.
15154 * config/sh/sh.md (movrt): Remove.
15156 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15158 * doc/invoke.texi (IA-64 Options):
15159 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15160 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15161 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15162 -msched-prefer-non-control-spec-insns,
15163 -msched-stop-bits-after-every-cycle,
15164 -msched-count-spec-in-critical-path,
15165 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15166 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15167 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15168 and -msched-spec-verbose.
15170 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15172 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15173 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15175 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15177 2009-05-28 Richard Guenther <rguenther@suse.de>
15179 * tree-ssa-alias.c (ao_ref_init): New function.
15180 (ao_ref_base): Likewise.
15181 (ao_ref_base_alias_set): Likewise.
15182 (ao_ref_alias_set): Likewise.
15183 (refs_may_alias_p_1): Change signature.
15184 (refs_may_alias_p): Adjust.
15185 (refs_anti_dependent_p): Likewise.
15186 (refs_output_dependent_p): Likewise.
15187 (call_may_clobber_ref_p_1): Change signature.
15188 (call_may_clobber_ref_p): Adjust.
15189 (stmt_may_clobber_ref_p_1): New function split out from ...
15190 (stmt_may_clobber_ref_p): ... here.
15191 (maybe_skip_until): Adjust signature.
15192 (get_continuation_for_phi): Likewise.
15193 (walk_non_aliased_vuses): Likewise.
15194 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15195 (ao_ref_init): Declare.
15196 (ao_ref_base): Likewise.
15197 (ao_ref_alias_set): Likewise.
15198 (stmt_may_clobber_ref_p_1): Likewise.
15199 (walk_non_aliased_vuses): Adjust.
15200 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15201 (get_ref_from_reference_ops): remove.
15202 (vn_reference_lookup_2): Adjust signature.
15203 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15204 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15205 (vn_reference_lookup): Adjust.
15206 (vn_reference_insert): Likewise.
15207 (vn_reference_insert_pieces): Adjust signature.
15208 (visit_reference_op_call): Adjust.
15209 * tree-ssa-pre.c (get_expr_type): Simplify.
15210 (phi_translate_1): Adjust.
15211 (compute_avail): Likewise.
15212 (translate_vuse_through_block): Do not re-build trees.
15213 (value_dies_in_block_x): Likewise.
15214 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15216 (vn_reference_lookup_pieces): Adjust declaration.
15217 (vn_reference_insert_pieces): Likewise.
15219 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15221 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15222 with checking disabled.
15224 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15228 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15229 macro definition for support of three-operand format aligned
15230 .comm directive in assembler on cygwin/pe/mingw target OS.
15231 * configure: Regenerate.
15232 * config.h: Regenerate.
15234 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15235 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15236 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15238 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15239 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15241 2009-05-28 Ira Rosen <irar@il.ibm.com>
15243 PR tree-optimization/40254
15244 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15245 in analysis of basic blocks.
15247 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15249 PR middle-end/33699
15250 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15251 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15252 (TARGET_INITIALIZER): Use it.
15253 * cse.c (CHEAPER): Move it up to the other macros.
15254 (insert): Rename this ...
15255 (insert_with_costs): ... to this. Add cost parameters. Update
15257 (insert): New function. Call insert_with_costs.
15258 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15259 find_reg_offset_for_const, try_const_anchors): New functions.
15260 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15261 when using a const-anchor. Call insert_const_anchors.
15262 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15263 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15265 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15267 * tree-inline.c (remap_decls): Enable nonlocalized variables
15268 when not optimizing.
15270 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15272 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15273 Simplify other tests involving optimize.
15275 2009-05-27 Tom Tromey <tromey@redhat.com>
15277 * unwind-dw2.c (_Unwind_DebugHook): New function.
15278 (uw_install_context): Call _Unwind_DebugHook.
15280 2009-05-27 Tom Tromey <tromey@redhat.com>
15282 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15284 2009-05-27 Ian Lance Taylor <iant@google.com>
15286 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15287 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15288 (ALL_LINKERFLAGS): Define.
15289 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15290 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15291 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15292 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15293 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15294 $(LINKER_FOR_BUILD).
15295 (build/gcov-iov$(build_exeext)): Likewise.
15297 2009-05-27 Julian Brown <julian@codesourcery.com>
15299 * gcse.c (target.h): Include.
15300 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15301 copy of argument to a pseudo register.
15303 2009-05-27 Diego Novillo <dnovillo@google.com>
15305 * tree-ssa-live.c (dump_scope_block): Document arguments.
15306 (dump_scope_blocks): Document.
15307 (debug_scope_blocks): New.
15308 * tree-flow.h (debug_scope_blocks): Declare.
15310 2009-05-21 Denis Chertykov <denisc@overta.ru>
15312 * doc/contrib.texi (Contributors): Add myself to the list.
15314 2009-05-27 Olivier Hainque <hainque@adacore.com>
15316 * expr.c (target_align): New function. Alignment the TARGET of an
15317 assignment may be assume to have.
15318 (highest_pow2_factor_for_target): Use it instead of relying on
15319 immediate tree attributes of TARGET, not necessarily honored when
15320 intermediate bitfields are involved.
15322 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15325 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15326 AVX, SSE4, AES, PCLMUL and POPCNT.
15328 2009-05-27 Diego Novillo <dnovillo@google.com>
15330 * tree-pretty-print.c (dump_location): New.
15331 (dump_generic_node): Call it.
15332 Factor code to handle BLOCK nodes ...
15333 (dump_block_node): ... here.
15335 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15337 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15339 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15341 * gcc-plugin.h: Include config.h and system.h.
15342 (IN_GCC): Define if not defined.
15344 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15346 PR middle-end/40249
15347 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15350 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15352 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15354 * config/m32r/m32r.h: Ditto.
15355 * config/m32r/m32r.md: Ditto.
15356 * config/m32r/predicates.md: Ditto.
15358 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15360 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15362 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15365 (Loading plugins): typo.
15366 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15367 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15368 (Interacting with the GCC Garbage Collector): Added new section.
15369 (Giving information about a plugin): Added new section for
15371 * ggc.h (ggc_register_root_tab): Added declaration.
15372 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15373 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15374 (register_callback): Improved comment in declaration.
15375 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15376 (extra_root_vec) Added static variable for dynamic roots registration.
15377 (ggc_register_root_tab) Added new routine.
15378 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15379 PLUGIN_GGC_MARKING event.
15380 * ggc-zone.c: Include plugin.h.
15381 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15382 * ggc-page.c: Include plugin.h.
15383 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15384 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15385 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15386 (register_callback): check lack of callbacks for
15387 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15388 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15389 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15390 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15391 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15392 dependency on plugin.h.
15393 (plugin.o): Added dependency on ggc.h...
15395 2009-05-26 Richard Guenther <rguenther@suse.de>
15397 PR middle-end/40248
15399 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15400 with mismatched comparison modes.
15402 * expr.c (expand_expr_real_1): Expand the operand of a
15403 VIEW_CONVERT_EXPR in its natural mode.
15405 2009-05-26 Ian Lance Taylor <iant@google.com>
15407 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15408 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15409 (ALL_COMPILERFLAGS): Define.
15410 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15411 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15412 (collect2$(exeext), collect2.o): Likewise.
15413 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15414 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15415 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15416 (libbackend.o, intl.o, cppdefault.o): Likewise.
15417 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15418 (build/%.o): Use $(COMPILER_FOR_BUILD).
15419 (build/gen%$(build_exeext)): Likewise.
15420 (build/gcov-iov$(build_exeext)): LIkewise.
15421 * config/t-darwin (darwin.o): Use $(COMPILER).
15422 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15423 * config/t-sol2 (sol2-c.o): Likewise.
15424 (sol2.o): Likewise.
15425 * config/t-vxworks (vxworks.o): Likewise.
15426 * config/x-darwin (host-darwin.o): Likewise.
15427 * config/x-hpux (host-hpux.o): Likewise.
15428 * config/x-linux (host-linux.o): Likewise.
15429 * config/x-solaris (host-solaris.o): Likewise.
15430 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15431 * config/arm/t-arm (arm-c.o): Likewise.
15432 * config/arm/t-pe (pe.o): Likewise.
15433 * config/arm/t-wince-pe (pe.o): Likewise.
15434 * config/i386/t-cygming (winnt.o): Likewise.
15435 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15436 * config/i386/t-cygwin (cygwin1.o): Likewise.
15437 (cygwin2.o): Likewise.
15438 * config/i386/t-i386 (i386-c.o): Likewise.
15439 * config/i386/t-interix (winnt.o): Likewise.
15440 * config/i386/t-netware (netware.o): Likewise.
15441 * config/i386/t-nwld (nwld.o): Likewise.
15442 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15443 * config/i386/x-i386 (driver-i386.o): Likewise.
15444 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15445 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15446 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15447 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15448 * config/mips/x-native (driver-native.o): Likewise.
15449 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15450 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15451 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15452 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15453 * config/score/t-score-elf (score7.o): Likewise.
15454 (score3.o): Likewise.
15455 * config/sh/t-sh (sh-c.o): Likewise.
15456 * config/sh/t-symbian (sh-c.o): Likewise.
15457 (symbian.o): Likewise.
15458 * config/spu/t-spu-elf (spu-c.o): Likewise.
15459 * config/v850/t-v850 (v850-c.o): Likewise.
15460 * config/v850/t-v850e (v850-c.o): Likewise.
15462 2009-05-26 Richard Guenther <rguenther@suse.de>
15464 PR tree-optimization/40122
15465 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15466 VECTOR_CSTs if possible.
15467 (fold_gimple_assign): Likewise.
15469 2009-05-26 Richard Guenther <rguenther@suse.de>
15471 PR middle-end/40252
15472 * fold-const.c (fold_binary): Use the correct types for building
15475 2009-05-26 Richard Guenther <rguenther@suse.de>
15477 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15478 redundant calls to merge_alias_info.
15479 (bump_vector_ptr): Likewise.
15480 * tree-ssa-copy.c (merge_alias_info): Remove.
15481 (replace_exp_1): Remove call to merge_alias_info.
15482 (propagate_tree_value): Likewise.
15483 (fini_copy_prop): Propagate points-to info.
15484 * tree-flow.h (merge_alias_info): Remove.
15486 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15488 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15490 2009-05-25 Jan Hubicka <jh@suse.cz>
15492 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15493 * cgraph.h (struct inline_summary): New filed self_wize,
15494 size_inlining_benefit, self_time and time_inlining_benefit.
15495 (struct cgraph_global_info): Replace insns by time ans size fields.
15496 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15497 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15498 (ipcp_update_callgraph): Do not touch function bodies.
15499 * ipa-inline.c: Include except.h
15500 (MAX_TIME): New constant.
15501 (overall_insns): Remove.
15502 (leaf_node_p): New.
15503 (overall_size, max_benefit): New static variables.
15504 (cgraph_estimate_time_after_inlining): New function.
15505 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15506 (cgraph_clone_inlined_nodes): Update size.
15507 (cgraph_mark_inline_edge): Update size.
15508 (cgraph_estimate_growth): Use size info.
15509 (cgraph_check_inline_limits): Check size.
15510 (cgraph_default_inline_p): Likewise.
15511 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15512 (cgraph_decide_recursive_inlining): Check size.
15513 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15515 (cgraph_decide_inlining): Likewise.
15516 (cgraph_decide_inlining_incrementally): Likewise; honor
15517 PARAM_EARLY_INLINING_INSNS.
15518 (likely_eliminated_by_inlining_p): New predicate.
15519 (estimate_function_body_sizes): New function.
15520 (compute_inline_parameters): Use it.
15521 * except.c (must_not_throw_labels): New function.
15522 * except.h (must_not_throw_labels): Declare.
15523 * tree-inline.c (init_inline_once): Kill inlining_weigths
15524 * tree-ssa-structalias.c: Avoid uninitialized warning.
15525 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15526 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15527 (PARAM_INLINE_CALL_COST): Remove.
15528 (PARAM_EARLY_INLINING_INSNS): New.
15530 2009-05-25 Richard Guenther <rguenther@suse.de>
15532 PR tree-optimization/36327
15533 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15534 callback for reference translation or lookup at the point of may-defs.
15535 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15536 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15537 for union COMPONENT_REFs.
15538 (vn_reference_lookup_3): New callback. Lookup from memset
15539 and CONSTRUCTOR assignment, translate through struct copies.
15540 (vn_reference_lookup_pieces): Make sure to not free the
15541 passed operands array. Adjust walk_non_aliased_vuses call.
15542 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15543 make sure we do not leak memory.
15545 2009-05-25 Richard Guenther <rguenther@suse.de>
15547 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15548 * tree-inline.c (expand_call_inline): Reset the escaped and
15549 callused solutions.
15550 * tree-ssa-structalias.c (pass_build_ealias): New.
15551 * tree-pass.h (pass_build_ealias): Declare.
15552 * passes.c (init_optimization_passes): Add PTA during
15553 early optimizations.
15554 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15555 and CALLUSED solutions.
15556 (dump_points_to_solution): New function, split out from ...
15557 (dump_points_to_info_for): ... here.
15558 * tree-parloops.c (parallelize_loops): Reset the escaped and
15559 callused solutions.
15561 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15564 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15565 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15567 2009-05-25 Ira Rosen <irar@il.ibm.com>
15569 PR tree-optimization/40238
15570 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15571 statements after basic block's labels.
15572 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15573 to free the allocated memory.
15575 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15577 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15578 return address with a USE.
15580 2009-05-24 Richard Guenther <rguenther@suse.de>
15582 PR middle-end/40233
15583 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15584 array type from the main variant of the inner type.
15586 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15588 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15589 definition to bool (from int) to un-break build.
15590 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15592 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15594 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15595 discard_stmt_changes): Delete.
15596 * tree-ssa-operands.c (scb_stack): Delete.
15597 (init_ssa_operands): Do not initialize it.
15598 (fini_ssa_operands): Do not free it.
15599 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15601 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15602 update_stmt, remove the others. Fix comments.
15603 * tree-dfa.c (optimize_stack_restore): Likewise.
15604 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15605 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15606 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15607 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15609 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15610 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15611 (dom_opt_finalize_block): Likewise, adjusting access to
15613 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15614 (stmts_to_rescan): Change item type to gimple.
15615 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15617 2009-05-24 Ira Rosen <irar@il.ibm.com>
15619 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15620 * tree-pass.h (pass_slp_vectorize): New pass.
15621 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15622 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15623 * tree-vectorizer.c (timevar.h): Include.
15624 (user_vect_verbosity_level): Declare.
15625 (vect_location): Fix comment.
15626 (vect_set_verbosity_level): Update user_vect_verbosity_level
15627 instead of vect_verbosity_level.
15628 (vect_set_dump_settings): Add an argument. Ignore user defined
15629 verbosity if dump flags require higher level of verbosity. Print to
15630 stderr only for loop vectorization.
15631 (vectorize_loops): Update call to vect_set_dump_settings.
15632 (execute_vect_slp): New function.
15633 (gate_vect_slp): Likewise.
15634 (struct gimple_opt_pass pass_slp_vectorize): New.
15635 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15636 access its members.
15637 (vec_info_for_bb): New function.
15638 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15639 (VECTORIZATION_ENABLED): New macro.
15640 (SLP_ENABLED, SLP_DISABLED): Likewise.
15641 (vect_is_simple_use): Add bb_vec_info argument.
15642 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15643 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15644 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15645 vect_schedule_slp, vect_analyze_slp): Likewise.
15646 (vect_analyze_stmt): Add slp_tree argument.
15647 (find_bb_location): Declare.
15648 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15649 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15650 (vect_analyze_loop_operations, vect_analyze_loop,
15651 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15652 vect_finalize_reduction, vectorizable_reduction,
15653 vectorizable_live_operation, vect_transform_loop): Likewise.
15654 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15655 skip evolution analysis if analyzing a basic block.
15656 (dr_analyze_indices): Likewise.
15657 (initialize_data_dependence_relation): Skip the test whether the
15658 object is invariant for basic blocks.
15659 (compute_all_dependences): Skip dependence analysis for data
15660 references in basic blocks.
15661 (find_data_references_in_stmt): Don't fail in case of invariant
15662 access in basic block.
15663 (find_data_references_in_bb): New function.
15664 (find_data_references_in_loop): Move code to
15665 find_data_references_in_bb and add a call to it.
15666 (compute_data_dependences_for_bb): New function.
15667 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15668 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15670 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15671 unknown dependence in basic block and fail in case of dependence in
15673 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15674 dependence instances from either loop or basic block vectorization
15676 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15677 before calling nested_in_vect_loop_p.
15678 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15679 dependence instances from either loop or basic block vectorization
15681 (vect_verify_datarefs_alignment): Likewise.
15682 (vect_enhance_data_refs_alignment): Adjust function calls.
15683 (vect_analyze_data_refs_alignment): Likewise.
15684 (vect_analyze_group_access): Fix printing. Skip different checks if
15685 DR_STEP is 0. Keep strided stores either in loop or basic block
15686 vectorization data structure. Fix indentation.
15687 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15689 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15690 dependence instances from either loop or basic block vectorization
15692 (vect_analyze_data_refs): Update comment. Call
15693 compute_data_dependences_for_bb to analyze basic blocks.
15694 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15695 case of loop vectorization. In case of basic block vectorization use
15696 data-ref itself as a base.
15697 (vect_create_data_ref_ptr): In case of basic block vectorization:
15698 don't advance the pointer, add new statements before the current
15699 statement. Adjust function calls.
15700 (vect_supportable_dr_alignment): Support only aligned accesses in
15701 basic block vectorization.
15702 * common.opt (ftree-slp-vectorize): New flag.
15703 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15704 (vect_pattern_recog_1): Likewise.
15705 * tree-vect-stmts.c (process_use): Likewise.
15706 (vect_init_vector): Add new statements in the beginning of the basic
15707 block in case of basic block SLP.
15708 (vect_get_vec_def_for_operand): Adjust function calls.
15709 (vect_finish_stmt_generation): Likewise.
15710 (vectorizable_call): Add assert that it is loop vectorization, adjust
15712 (vectorizable_conversion, vectorizable_assignment): Likewise.
15713 (vectorizable_operation): In case of basic block SLP, take
15714 vectorization factor from statement's type and skip the relevance
15715 check. Adjust function calls.
15716 (vectorizable_type_demotion): Add assert that it is loop
15717 vectorization, adjust function calls.
15718 (vectorizable_type_promotion): Likewise.
15719 (vectorizable_store): Check for outer loop only in case of loop
15720 vectorization. Adjust function calls. For basic blocks, skip the
15721 relevance check and don't advance pointers.
15722 (vectorizable_load): Likewise.
15723 (vectorizable_condition): Add assert that it is loop vectorization,
15724 adjust function calls.
15725 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15726 that it is not reduction, get vector type, call only supported
15727 functions, skip loop specific parts.
15728 (vect_transform_stmt): Check for outer loop only in case of loop
15730 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15731 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15732 for external definition.
15733 * passes.c (pass_slp_vectorize): New pass.
15734 * tree-vect-slp.c (find_bb_location): New function.
15735 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15736 check for patterns only in loops.
15737 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15738 case of multiple types in basic block SLP.
15739 (vect_mark_slp_stmts_relevant): New function.
15740 (vect_supported_load_permutation_p): Fix comment.
15741 (vect_analyze_slp_instance): Add argument. In case of basic block
15742 SLP, take vectorization factor from statement's type, check that
15743 unrolling factor is 1. Adjust function call. Save SLP instance in
15744 either loop or basic block vectorization structure. Return FALSE,
15746 (vect_analyze_slp): Add argument. Get strided stores groups from
15747 either loop or basic block vectorization structure. Return FALSE
15748 if basic block SLP failed.
15749 (new_bb_vec_info): New function.
15750 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15751 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15752 (vect_schedule_slp): Add argument. Get SLP instances from either
15753 loop or basic block vectorization structure. Set vectorization factor
15754 to be 1 for basic block SLP.
15755 (vect_slp_transform_bb): New function.
15756 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15758 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15760 * final.c (shorten_branches): Do not align labels for jump tables.
15761 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15763 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15765 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15766 Remove outdated reference to flow.c and fix nits.
15767 * doc/gccint.texi: Tweak RTL description.
15768 * doc/rtl.texi: Likewise.
15770 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15772 * config/avr/avr.c: Change my email address.
15773 * config/avr/avr.h: Likewise.
15774 * config/avr/avr.md: Likewise.
15775 * config/avr/avr-protos.h: Likewise.
15776 * config/avr/libgcc.S: Likewise.
15778 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15780 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15781 (spu_split_load, spu_split_store): Change return type to int.
15782 (spu_split_convert): Declare.
15783 * config/spu/predicates.md (spu_mem_operand): Remove.
15784 (spu_mov_operand): Update.
15785 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15786 * config/spu/spu.c (regno_aligned_for_load): Remove.
15787 (reg_aligned_for_addr, spu_expand_load): Define.
15788 (spu_expand_extv): Reimplement and handle MEM.
15789 (spu_expand_insv): Handle MEM.
15790 (spu_sched_reorder): Handle insn's with length 0.
15791 (spu_legitimate_address_p): Reimplement.
15792 (store_with_one_insn_p): Return TRUE for any mode with size
15793 larger than 16 bytes.
15794 (address_needs_split): Define.
15795 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15797 (spu_convert_move): Define.
15798 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15799 (spu_split_store): Change all MEM's to TImode.
15800 (spu_init_expanders): Preallocate registers that correspond to
15801 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15803 (spu_split_convert): Define.
15804 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15805 (_move<mode>, _movdi, _movti): Update predicate and condition.
15806 (load, store): Change to define_split.
15807 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15809 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15810 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15811 define_insn_and_split of lshr<mode>3.
15812 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15813 (<v>ashr<mode>3_imm): Define.
15814 (extv, extzv, insv): Allow MEM operands.
15815 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15816 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15817 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15818 (_spu_convert2): Change to define_insn_and_split and remove the
15819 corresponding define_peephole2.
15820 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15821 Change predicates to memory_operand.
15823 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15825 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15827 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15829 PR tree-optimization/40219
15830 * tree.c (iterative_hash_expr): Make sure the builtin function is
15831 a normal builtin function and not a front end or back end builtin
15832 before indexing into the built_in_decls array.
15834 2009-05-22 Richard Guenther <rguenther@suse.de>
15836 PR middle-end/38964
15837 * alias.c (write_dependence_p): Do not use TBAA for answering
15838 anti-dependence or output-dependence.
15839 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15840 (emit_pointer_definition): Remove.
15841 (emit_alias_warning): Likewise.
15842 (find_what_var_points_to): Remove TBAA pruning code.
15843 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15845 (compute_points_to_sets): Remove code computing the set of
15846 dereferenced pointers.
15847 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15848 oracle for querying anti and output dependencies.
15849 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15850 if TBAA may be applied.
15851 (refs_anti_dependent_p): New function.
15852 (refs_output_dependent_p): Likewise.
15853 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15854 (refs_output_dependent_p): Likewise.
15855 * doc/tree-ssa.texi (Memory model): New section.
15856 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15857 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15858 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15859 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15860 * expr.c (expand_expr_real_1): Likewise.
15861 * gimple-low.c (lower_stmt): Likewise.
15862 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15863 (dump_gimple_cdt): Remove.
15864 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15865 (gimple_size): Likewise.
15866 (walk_gimple_op): Likewise.
15867 (is_gimple_stmt): Likewise.
15868 (walk_stmt_load_store_addr_ops): Likewise.
15869 (gimple_build_cdt): Remove.
15870 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15871 * gimple.h (gimple_cdt_new_type): Remove.
15872 (gimple_cdt_new_type_ptr): Likewise.
15873 (gimple_cdt_set_new_type): Likewise.
15874 (gimple_cdt_location): Likewise.
15875 (gimple_cdt_location_ptr): Likewise.
15876 (gimple_cdt_set_location): Likewise.
15877 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15878 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15879 GIMPLE_CHANGE_DYNAMIC_TYPE.
15880 (verify_types_in_gimple_stmt): Likewise.
15881 * tree-inline.c (estimate_num_insns): Likewise.
15882 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15883 (copy_decl_to_var): Likewise.
15884 (copy_result_decl_to_var): Likewise.
15885 * tree-pretty-print.c (dump_generic_node): Do not handle
15886 CHANGE_DYNAMIC_TYPE_EXPR.
15887 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15888 * tree-ssa-operands.c (get_expr_operands): Likewise.
15889 * tree-ssa-structalias.c (struct variable_info): Remove
15890 no_tbaa_pruning member.
15891 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15892 (unify_nodes): Do not copy it.
15893 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15894 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15895 (set_uids_in_ptset): Do not check it.
15896 (find_what_var_points_to): Likewise.
15897 (compute_tbaa_pruning): Remove.
15898 (compute_points_to_sets): Do not call it.
15899 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15900 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15901 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15902 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15903 (DECL_NO_TBAA_P): Likewise.
15904 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15905 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15906 (expand_omp_atomic_pipeline): Do not set it.
15907 * print-tree.c (print_node): Do not dump it.
15908 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15911 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15914 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15917 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15919 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15922 2009-05-22 Ben Elliston <bje@au.ibm.com>
15924 * Makefile.in (bversion.h, s-bversion): New targets.
15925 (TOPLEV_H): Add bversion.h.
15926 * toplev.h: Include "bversion.h".
15927 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15928 the __format__ attribute only if compiling with the same version
15929 of GCC as the sources (the "build version").
15931 2009-05-22 Ben Elliston <bje@au.ibm.com>
15933 * c-format.c (handle_format_attribute): Fix comment typo.
15935 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15938 * config/ia64/ia64.opt (mfused-madd): New.
15939 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15940 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15941 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15942 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15943 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15944 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15945 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15946 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15947 instruction if !TARGET_FUSED_MADD.
15948 (fpma, fpms): Remove colon from name.
15950 2009-05-22 Richard Guenther <rguenther@suse.de>
15952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15953 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15954 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15956 (create_expression_by_pieces): Only convert if necessary.
15957 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15958 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15960 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15962 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15963 regular pattern from a template and rename it ...
15964 (*extzv_truncsi_exts): ... to this.
15966 2009-05-21 Richard Guenther <rguenther@suse.de>
15968 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15969 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15970 (cgraph_default_inline_p): Likewise.
15971 (cgraph_decide_inlining_incrementally): Likewise.
15973 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15974 Uros Bizjak <ubizjak@gmail.com>
15976 * config/i386/cpuid.h (bit_MOVBE): New.
15978 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15980 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15981 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15982 (ix86_handle_option): Handle OPT_mmovbe.
15983 (ix86_target_string): Add -mmovbe.
15984 (pta_flags): Add PTA_MOVBE.
15985 (processor_alias_table): Add PTA_MOVBE to "atom".
15986 (override_options): Handle PTA_MOVBE.
15988 * config/i386/i386.h (TARGET_MOVBE): New.
15990 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15991 (*bswapsi_movbe): New.
15992 (*bswapdi_movbe): Likewise.
15993 (bswapdi2): Renamed to ...
15994 (*bswapdi_1): This.
15995 (bswapdi2): New expander.
15997 * config/i386/i386.opt (mmovbe): New.
15999 * doc/invoke.texi: Document -mmovbe.
16001 2009-05-21 Taras Glek <tglek@mozilla.com>
16003 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16004 * gcc-plugin.h (plugin_init): Updated signature.
16005 * gcc-plugin.h (plugin_name_args): Moved to this header.
16006 * doc/plugins.texi (plugin_init): Updated documention to reflect
16008 * doc/plugins.texi (plugin_name_args): Added to documention.
16010 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16012 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16013 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16015 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16017 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16018 JUMP_TABLE_DATA_P predicates where applicable.
16019 * config/i386/predicates.md: Ditto.
16020 * config/i386/sse.md: Ditto.
16022 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16024 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16025 operand2 -128 override length_immediate attribute to 1.
16026 * config/i386/predicates.md (constm128_operand): New predicate.
16028 * config/i386/i386.c (memory_address_length): Handle %r12
16029 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16031 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16032 mode look through optional ZERO_EXTEND and SUBREG.
16033 * config/i386/i386.md (R12_REG): New define_constant.
16034 (prefix_data16): For sse unit set also for MODE_TI insns.
16035 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16036 insns set if operand 1 is ext_QIreg_operand.
16037 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16038 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16040 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16041 mode from MODE_DI to MODE_SI.
16042 (movdi_1_rex64): Override modrm and length_immediate attributes
16043 only for movabs (TYPE_IMOV, alternative 2).
16044 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16045 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16046 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16047 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16048 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16049 prefix_rex attribute if DImode.
16050 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16051 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16052 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16053 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16054 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16055 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16056 Likewise. For TYPE_IMOV clear length_immediate attribute.
16057 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16058 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16059 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16060 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16061 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16062 or one operand TYPE_ISHIFT.
16063 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16064 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16065 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16066 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16067 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16068 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16069 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16070 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16071 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16072 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16073 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16074 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16075 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16076 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16077 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16078 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16079 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16080 set mode attribute, don't override length attribute.
16081 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16083 (return_internal_long): Set length attribute to 2 instead of 1.
16084 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16085 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16086 prefix_rex attribute.
16087 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16089 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16091 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16093 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16095 2009-05-20 Ian Lance Taylor <iant@google.com>
16097 * tree.c (build_tree_list_vec_stat): New function.
16098 (ctor_to_vec): New function.
16099 (build_nt_call_vec): New function.
16100 (build_call_array): Change args to be a const pointer.
16101 (build_call_vec): New function.
16102 * tree.h (build_nt_call_vec): Declare.
16103 (build_tree_list_vec_stat): Declare.
16104 (build_tree_list_vec): Define.
16105 (build_call_array): Update declaration.
16106 (build_call_vec): Declare.
16107 (ctor_to_vec): Declare.
16108 * c-common.c (tree_vector_cache): New static variable.
16109 (make_tree_vector): New function.
16110 (release_tree_vector): New function.
16111 (make_tree_vector_single): New function.
16112 (make_tree_vector_copy): New function.
16113 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16114 (make_tree_vector_single, make_tree_vector_copy): Declare.
16115 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16116 (c_parser_expr_list): Don't manage cache here, instead call
16118 (c_parser_release_expr_list): Remove static function.
16119 (c_parser_vec_to_tree_list): Remove static function.
16120 (c_parser_attributes): Call build_tree_list_vec instead of
16121 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16122 c_parser_release_expr_list.
16123 (c_parser_postfix_expression_after_primary): Likewise.
16124 (c_parser_objc_keywordexpr): Likewise.
16126 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16128 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16129 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16130 TARGET_CONVERT_TO_TYPE.
16131 * hooks.c (hook_tree_const_tree_null): Define.
16132 * hooks.h (hook_tree_const_tree_null): Declare.
16133 * target.h (struct gcc_target): Add invalid_parameter_type,
16134 invalid_return_type, promoted_type, and convert_to_type fields.
16135 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16136 (TARGET_INVALID_RETURN_TYPE): Define.
16137 (TARGET_PROMOTED_TYPE): Define.
16138 (TARGET_CONVERT_TO_TYPE): Define.
16139 (TARGET_INITIALIZER): Update for new fields.
16140 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16141 (grokparms): Check targetm.invalid_parameter_type.
16142 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16143 * c-convert.c (convert): Check targetm.convert_to_type.
16145 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16147 * config/mips/mips.md (*extenddi_truncate<mode>,
16148 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16150 (*extendhi_truncateqi): New define_insn_and_sptit.
16152 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16154 PR middle-end/40204
16155 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16156 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16158 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16160 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16161 the operand of VIEW_CONVERT_EXPR.
16163 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16165 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16166 extended family and model for Intel processors. Support Intel Atom.
16168 2009-05-20 Olivier Hainque <hainque@adacore.com>
16170 * gstab.h (stab_code_type): Define, to be used instead of the
16171 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16173 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16174 occurrences by stab_code_type.
16175 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16177 2009-05-20 Martin Jambor <mjambor@suse.cz>
16179 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16180 (sra_insert_before): Likewise.
16181 (sra_insert_after): Likewise.
16182 (sra_init_cache): Likewise.
16183 (sra_type_can_be_decomposed_p): Likewise.
16184 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16185 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16186 (sra_insert_before): Likewise.
16187 (sra_insert_after): Likewise.
16188 (sra_init_cache): Likewise.
16189 (insert_edge_copies_seq): Made static and moved upwards.
16191 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16194 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16196 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16197 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16200 2009-05-20 Richard Guenther <rguenther@suse.de>
16202 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16203 with mismatched comparison modes.
16205 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16207 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16208 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16209 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16210 with shifts for Thumb2.
16211 (orsi_notsi): New for orn.
16212 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16213 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16214 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16215 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16216 Don't invert remainder for IOR.
16218 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16220 PR tree-optimization/40087
16221 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16222 number_of_iterations_ne): Rename never_infinite argument.
16223 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16224 number_of_iterations_le): Handle pointer-type ivs when
16225 exit_must_be_taken is false.
16226 (number_of_iterations_cond): Do not always assume that
16227 exit_must_be_taken if the control variable is a pointer.
16229 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16231 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16232 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16234 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16236 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16237 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16239 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16242 * c.opt (Wlogical-op): Disabled by default.
16243 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16245 * doc/invoke.texi (Wlogical-op): Likewise.
16247 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16249 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16251 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16252 Propagate the type of the first operand.
16253 <ASSERT_EXPR>: Simplify.
16254 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16255 Rewrite using the RHS code as discriminant.
16256 <NOP_EXPR>: Turn into CASE_CONVERT.
16257 <PLUS_EXPR>: Propagate the type of the first operand.
16259 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16261 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16262 (ia64_dconst_0_375): New.
16263 * config/ia64/ia64.c (ia64_override_options): Remove
16264 -minline-sqrt-min-latency warning.
16265 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16266 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16267 * config/ia64/ia64.md (*sqrt_approx): Remove.
16268 (sqrtsf2): Remove #if 0.
16269 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16270 (sqrtdf): Remove assert.
16271 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16272 (sqrtxf2): Remove #if 0.
16273 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16274 * div.md (sqrt_approx_rf): New.
16275 (sqrtsf2_internal_thr): New implementation.
16276 (sqrtsf2_internal_lat): New.
16277 (sqrtdf2_internal_thr: New implementation.
16278 (sqrtxf2_internal): New implementation.
16280 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16281 Hans-Peter Nilsson <hp@axis.com>
16283 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16284 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16285 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16286 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16287 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16288 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16289 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16290 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16291 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16292 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16293 * c-common.c: ...from here.
16295 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16297 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16299 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16301 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16303 2009-05-19 Ben Elliston <bje@au.ibm.com>
16305 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16306 assignments with memcpy calls.
16307 (add_fdes): Likewise.
16308 (binary_search_unencoded_fdes): Likewise.
16309 (linear_search_fdes): Eliminate type puns.
16311 2009-05-19 Richard Guenther <rguenther@suse.de>
16313 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16314 not falsely claim to have propagated into all uses.
16316 2009-05-19 Ben Elliston <bje@au.ibm.com>
16318 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16321 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16323 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16324 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16325 (TARGET_LEGITIMATE_ADDRESS_P): New.
16326 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16327 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16329 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16332 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16333 child of the containing namespace's DIE.
16335 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16337 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16338 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16339 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16342 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16345 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16346 gen_align with gen_pad.
16347 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16348 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16350 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16351 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16353 * config/i386/i386.md (align): Renamed to ...
16354 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16355 ASM_OUTPUT_MAX_SKIP_PAD.
16357 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16359 * config.gcc: Fix variable syntax.
16362 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16363 before calling exact_log2.
16364 (output_iorsi3): Likewise.
16365 (output_xorsi3): Likewise.
16367 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16369 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16370 for the none zero constant operand except for EQ and NE
16371 comprisons even when the first operand is R0.
16373 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16375 * config/s390/2064.md: Remove trailing whitespaces.
16376 * config/s390/2084.md: Likewise.
16377 * config/s390/constraints.md: Likewise.
16378 * config/s390/fixdfdi.h: Likewise.
16379 * config/s390/libgcc-glibc.ver: Likewise.
16380 * config/s390/s390-modes.def: Likewise.
16381 * config/s390/s390-protos.h: Likewise.
16382 * config/s390/s390.c: Likewise.
16383 * config/s390/s390.h: Likewise.
16384 * config/s390/s390.md: Likewise.
16385 * config/s390/tpf-unwind.h: Likewise.
16387 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16389 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16391 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16394 * configure.ac (m68k-*-*): Check if binutils support TLS.
16395 * configure: Regenerate.
16396 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16397 * config/m68k/constraints.md (Cu): New constraint.
16398 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16399 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16400 (movsi): Handle TLS symbols.
16401 (addsi3_5200): Handle XTLS symbols, indent.
16402 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16403 (m68k_tls_reference_p): Declare.
16404 (m68k_legitimize_address): Declare.
16405 (m68k_unwrap_symbol): Declare.
16406 * config/m68k/m68k.opt (mxtls): New option.
16407 * config/m68k/m68k.c (ggc.h): Include.
16408 (m68k_output_dwarf_dtprel): Implement hook.
16409 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16410 (m68k_expand_prologue): Load GOT pointer when function needs it.
16411 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16412 (m68k_legitimate_constant_address_p): Same.
16413 (m68k_decompose_address): Handle TLS references.
16414 (m68k_get_gp): New static function.
16415 (enum m68k_reloc): New contants.
16416 (TLS_RELOC_P): New macro.
16417 (m68k_wrap_symbol): New static function.
16418 (m68k_unwrap_symbol): New function.
16419 (m68k_final_prescan_insn_1): New static function.
16420 (m68k_final_prescan_insn): New function.
16421 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16423 (legitimize_pic_address): Handle TLS references..
16424 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16425 (m68k_libcall_value_in_a0_p)
16426 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16427 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16428 (m68k_legitimize_tls_address): Handle TLS references.
16429 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16431 (m68k_legitimize_address): Handle TLS symbols.
16432 (m68k_get_reloc_decoration): New static function.
16433 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16435 (m68k_output_dwarf_dtprel): Implement hook.
16436 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16437 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16438 m68k_call_* routines.
16439 (sched_attr_op_type): Handle TLS symbols.
16440 (gt-m68k.h): Include.
16441 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16442 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16444 2009-05-18 Martin Jambor <mjambor@suse.cz>
16446 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16447 (visit_store_addr_for_mod_analysis): New function.
16448 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16449 (determine_cst_member_ptr): Use gimple_assign_single_p.
16450 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16451 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16452 operands. Don't check number of operands of a NOP_EXPR.
16454 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16456 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16458 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16461 * c-common.c (warn_logical_operator): Don't warn if one of
16462 expression isn't always true or false.
16464 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16466 * config/i386/biarch32.h: New file.
16467 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16469 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16471 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16472 *zero_extend<mode>_truncqi): Merge these into ...
16473 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16474 Name the pattern following this as *zero_extendhi_truncqi.
16476 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16478 PR middle-end/39301
16479 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16480 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16481 (output_info): Make field HOST_WIDEST_INT.
16482 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16483 (dump_bitmat_statistics): Same.
16485 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16487 * config.gcc (use_gcc_stdint): Set to wrap.
16488 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16489 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16490 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16491 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16492 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16493 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16494 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16495 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16497 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16499 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16501 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16502 Move definitions earlier.
16503 (OPT_ARCH64, OPT_ARCH32): Define.
16504 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16507 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16510 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16513 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16515 * arm.md (movdi2): Copy non-reg values to DImode registers.
16517 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16520 * final.c (label_to_max_skip): New function.
16521 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16522 CODE_LABEL_NUMBER <= max_labelno.
16523 * output.h (label_to_max_skip): New prototype.
16524 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16525 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16526 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16527 Handle CODE_LABELs with >= 16 byte alignment or with
16528 max_skip == (1 << align) - 1.
16529 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16530 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16533 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16534 .p2align 3 if MAX_SKIP is smaller than 7.
16535 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16537 2009-05-15 Ian Lance Taylor <iant@google.com>
16539 * alias.c (struct alias_set_entry_d): Rename from struct
16540 alias_set_entry. Change all uses.
16541 * except.c (struct call_site_record_d): Rename from struct
16542 call_site_record. Change all uses.
16543 * except.h (struct eh_region_d): Rename from struct eh_region.
16545 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16547 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16548 ivtype_map_elt. Change all uses.
16549 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16551 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16552 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16554 (struct sese_d): Rename from struct sese. Change all uses.
16555 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16556 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16557 * optabs.h (struct optab_d): Rename from struct optab. Change all
16559 (struct convert_optab_d): Rename from struct convert_optab.
16561 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16562 ipa_opt_pass. Change all uses.
16563 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16566 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16567 defined as a typedef.
16568 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16571 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16574 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16576 (merge_ranges): Returns bool.
16577 * tree.h (make_range): .. to here.
16578 (build_range_check): Likewise.
16579 (merge_ranges): Likewise. Renamed from merge_ranges.
16580 * c-typeck.c (parser_build_binary_op): Update calls to
16581 warn_logical_operator.
16582 * c-common.c (warn_logical_operator): Add new warning.
16583 * c-common.h (warn_logical_operator): Update declaration.
16585 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16587 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16589 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16591 * doc/install.texi: Document MPC requirements, flags etc.
16593 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16594 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16595 Evaluate constant arguments.
16596 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16597 (fold_builtin_1): Likewise, also evaluate constant arguments.
16598 Remove superfluous break.
16599 (do_mpc_ckconv): New.
16600 * real.h: Include mpc.h.
16601 * toplev.c (print_version): Output MPC version info if available.
16603 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16605 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16607 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16609 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16612 2009-05-15 Jan Hubicka <jh@suse.cz>
16614 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16615 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16616 (try_inline): Fix return value.
16617 (cgraph_decide_inlining_incrementally): Honor new value.
16618 (cgraph_early_inlining): Handle indirect inlining.
16619 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16621 2009-05-15 Jan Hubicka <jh@suse.cz>
16623 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16624 * cgraphunit.c (cgraph_finalize_function): Set it.
16625 (cgraph_expand_function): Use it.
16627 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16629 * real.c (encode_ieee_half): Define.
16630 (decode_ieee_half): Define.
16631 (ieee_half_format): Define.
16632 (arm_half_format): Define.
16633 * real.h (ieee_half_format): Declare.
16634 (arm_half_format): Declare.
16636 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16638 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16639 swapped, and reversed optabs exist before trying to use them.
16641 2009-05-15 Paul Brook <paul@codesourcery.com>
16642 Sandra Loosemore <sandra@codesourcery.com>
16644 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16645 loads. Allow PRE_DEC.
16646 (output_move_neon): Handle PRE_DEC.
16647 (arm_print_operand): Add 'A' for neon structure loads.
16648 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16649 * config/arm/neon.md (neon_mov): Update comment.
16650 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16652 (Um): New constraint.
16654 2009-05-15 Jan Hubicka <jh@suse.cz>
16656 Revert the following patch until testsuite fallout is fixed:
16657 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16658 * cgraph.h (struct inline_summary): New filed self_wize,
16659 size_inlining_benefit, self_time and time_inlining_benefit.
16660 (struct cgraph_global_info): Replace insns by time ans size fields.
16661 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16662 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16663 (ipcp_update_callgraph): Do not touch function bodies.
16664 * ipa-inline.c: Include except.h
16665 (MAX_TIME): New constant.
16666 (overall_insns): Remove
16667 (overall_size, max_benefit): New static variables.
16668 (cgraph_estimate_time_after_inlining): New function.
16669 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16670 (cgraph_clone_inlined_nodes): Update size.
16671 (cgraph_mark_inline_edge): Update size.
16672 (cgraph_estimate_growth): Use size info.
16673 (cgraph_check_inline_limits): Check size.
16674 (cgraph_default_inline_p): Likewise.
16675 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16676 (cgraph_decide_recursive_inlining): Check size.
16677 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16679 (cgraph_decide_inlining): Likewise.
16680 (cgraph_decide_inlining_incrementally): Likewise; honor
16681 PARAM_EARLY_INLINING_INSNS.
16682 (likely_eliminated_by_inlining_p): New predicate.
16683 (estimate_function_body_sizes): New function.
16684 (compute_inline_parameters): Use it.
16685 * except.c (must_not_throw_labels): New function.
16686 * except.h (must_not_throw_labels): Declare.
16687 * tree-inline.c (init_inline_once): Kill inlining_weigths
16688 * tree-ssa-structalias.c: Avoid uninitialized warning.
16689 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16690 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16691 (PARAM_INLINE_CALL_COST): Remove.
16692 (PARAM_EARLY_INLINING_INSNS): New.
16694 2009-05-15 Richard Guenther <rguenther@suse.de>
16696 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16697 not TODO_update_ssa.
16699 2009-05-15 Richard Guenther <rguenther@suse.de>
16701 PR tree-optimization/39999
16702 * gimple.h (gimple_expr_type): Use the expression type looking
16703 through useless conversions.
16704 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16705 (vn_nary_op_insert_stmt): Likewise.
16706 (simplify_binary_expression): Likewise.
16708 2009-05-15 Richard Guenther <rguenther@suse.de>
16710 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16711 New options, enabled by default.
16712 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16714 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16715 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16716 * tree-ssa-structalias.c (gate_tree_pta): New function.
16717 (pass_build_alias): Use it.
16719 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16722 recurse on an invariant address if a conversion from a pointer
16723 type to a wider integer type is involved.
16725 2009-05-15 Jan Hubicka <jh@suse.cz>
16727 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16728 * cgraph.h (struct inline_summary): New filed self_wize,
16729 size_inlining_benefit, self_time and time_inlining_benefit.
16730 (struct cgraph_global_info): Replace insns by time ans size fields.
16731 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16732 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16733 (ipcp_update_callgraph): Do not touch function bodies.
16734 * ipa-inline.c: Include except.h
16735 (MAX_TIME): New constant.
16736 (overall_insns): Remove
16737 (overall_size, max_benefit): New static variables.
16738 (cgraph_estimate_time_after_inlining): New function.
16739 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16740 (cgraph_clone_inlined_nodes): Update size.
16741 (cgraph_mark_inline_edge): Update size.
16742 (cgraph_estimate_growth): Use size info.
16743 (cgraph_check_inline_limits): Check size.
16744 (cgraph_default_inline_p): Likewise.
16745 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16746 (cgraph_decide_recursive_inlining): Check size.
16747 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16749 (cgraph_decide_inlining): Likewise.
16750 (cgraph_decide_inlining_incrementally): Likewise; honor
16751 PARAM_EARLY_INLINING_INSNS.
16752 (likely_eliminated_by_inlining_p): New predicate.
16753 (estimate_function_body_sizes): New function.
16754 (compute_inline_parameters): Use it.
16755 * except.c (must_not_throw_labels): New function.
16756 * except.h (must_not_throw_labels): Declare.
16757 * tree-inline.c (init_inline_once): Kill inlining_weigths
16758 * tree-ssa-structalias.c: Avoid uninitialized warning.
16759 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16760 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16761 (PARAM_INLINE_CALL_COST): Remove.
16762 (PARAM_EARLY_INLINING_INSNS): New.
16763 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16764 (inline-call-cost): Remove.
16765 (early-inlining-insns): New.
16767 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16769 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16771 (print_int_cst_bounds_in_octal_p): Likewise.
16772 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16774 * dwarf2out.c (base_type_die): Likewise.
16775 (is_subrange_type): Delete.
16776 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16777 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16778 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16779 if the destination type is boolean.
16780 (build_range_check): Do not special-case subtypes.
16781 (fold_sign_changed_comparison): Likewise.
16782 (fold_unary): Likewise.
16783 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16784 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16785 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16786 * tree.c (subrange_type_for_debug_p): New predicate based on the
16787 former is_subrange_type.
16788 * tree.h (subrange_type_for_debug_p): Declare.
16789 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16790 (convert_affine_scev): Remove call to above function.
16791 (chrec_convert_aggressive): Likewise.
16792 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16793 false for conversions involving subtypes.
16794 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16795 (vrp_val_min): Likewise.
16796 (needs_overflow_infinity): Likewise.
16797 (extract_range_from_unary_expr): Likewise.
16799 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16801 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16802 * config/frv/frv.c: Likewise.
16803 * config/s390/s390.c: Likewise.
16804 * config/sparc/sparc.h: Likewise.
16805 * config/i386/i386.h: Likewise.
16806 * config/i386/i386.c: Likewise.
16807 * config/crx/crx.c: Likewise.
16808 * config/m68hc11/m68hc11.h: Likewise.
16809 * config/iq2000/iq2000.c: Likewise.
16810 * config/mn10300/mn10300.h: Likewise.
16811 * config/mn10300/mn10300.c: Likewise.
16812 * config/m68k/m68k.c: Likewise.
16813 * config/rs6000/rs6000.c: Likewise.
16814 * config/rs6000/xcoff.h: Likewise.
16815 * config/rs6000/linux64.h: Likewise.
16816 * config/rs6000/sysv4.h: Likewise.
16817 * config/score/score3.c: Likewise.
16818 * config/score/score7.c: Likewise.
16819 * config/score/score.c: Likewise.
16820 * config/arm/arm.md: Likewise.
16821 * config/mips/mips.c: Likewise.
16822 * config/mips/mips.md: Likewise.
16823 * config/bfin/bfin.h: Likewise.
16824 * config/pa/pa.c: Likewise.
16825 * config/pa/constraints.md: Likewise.
16827 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16828 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16829 * config/pdp11/pdp11.h: Use memory_address_p instead.
16831 2009-05-14 Ian Lance Taylor <iant@google.com>
16833 * passes.c (finish_optimization_passes): Change i to int.
16834 * plugin.c (plugins_active_p): Change event to int.
16835 (dump_active_plugins): Likewise.
16836 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16838 * tree.c (tree_range_check_failed): Change c to unsigned int.
16839 (omp_clause_range_check_failed): Likewise.
16840 (build_common_builtin_nodes): Change mode to int. Add cast.
16841 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16842 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16844 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16845 ++ or -- with a variable of enum type.
16847 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16850 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16852 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16854 * store-motion.c: Do not include params.h
16855 * Makefile.in: Fix dependencies for various files.
16857 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16859 * auto-inc-dec.c: Fix pass description, remove apparent
16860 accidental duplication.
16862 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16864 PR middle-end/40147
16865 * ipa-utils.h (memory_identifier_string): Moved to ...
16866 * tree.h (memory_identifier_string): Here. Add GTY(()).
16868 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16870 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16871 in the former documentation of...
16872 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16873 * ira-conflicts.c (get_dup_num): Use address_operand.
16874 * targhooks.c (default_legitimate_address_p): New.
16875 * targhooks.h (default_legitimate_address_p): New.
16876 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16878 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16879 * target.h (struct target): Add legitimate_address_p.
16880 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16881 (TARGET_INITIALIZER): Include it.
16883 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16884 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16885 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16886 (TARGET_LEGITIMATE_ADDRESS_P): New.
16888 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16889 (REG_OK_STRICT_P): Delete.
16890 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16891 (frv_legitimate_address_p_1): ... this.
16892 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16893 (frv_legitimate_address_p_1): ... the renamed old
16894 frv_legitimate_address_p.
16895 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16896 (TARGET_LEGITIMATE_ADDRESS_P): New.
16898 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16899 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16900 * config/s390/s390.c (legitimate_address_p): Rename to...
16901 (s390_legitimate_address_p): ... this, make static.
16902 (legitimize_address): Adjust call.
16903 (TARGET_LEGITIMATE_ADDRESS_P): New.
16904 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16906 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16907 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16908 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16909 (TARGET_LEGITIMATE_ADDRESS_P): New.
16911 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16912 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16913 * config/spu/spu.c (spu_legitimate_address): Rename to...
16914 (spu_legitimate_address_p): ... this, make static.
16915 (TARGET_LEGITIMATE_ADDRESS_P): New.
16917 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16918 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16919 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16920 (sparc_legitimate_address_p): ... this, make static and return bool.
16921 (legitimize_address): Adjust call.
16922 (TARGET_LEGITIMATE_ADDRESS_P): New.
16924 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16925 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16926 * config/i386/i386.c (legitimate_address_p): Rename to...
16927 (ix86_legitimate_address_p): ... this, make static.
16928 (constant_address_p): Move after it, adjust call.
16929 (TARGET_LEGITIMATE_ADDRESS_P): New.
16931 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16932 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16933 * config/avr/avr.c (legitimate_address_p): Rename to...
16934 (avr_legitimate_address_p): ... this, make static.
16935 (legitimize_address): Adjust call.
16936 (TARGET_LEGITIMATE_ADDRESS_P): New.
16938 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16939 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16940 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16941 (TARGET_LEGITIMATE_ADDRESS_P): New.
16943 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16944 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16945 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16946 (TARGET_LEGITIMATE_ADDRESS_P): New.
16948 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16949 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16951 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16953 (TARGET_LEGITIMATE_ADDRESS_P): New.
16955 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16956 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16958 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16960 (m68hc11_legitimate_address_p): ... this, make static.
16961 (go_if_legitimate_address_internal): Rename to...
16962 (m68hc11_legitimate_address_p_1): ... this.
16963 (legitimize_address): Adjust call.
16964 (TARGET_LEGITIMATE_ADDRESS_P): New.
16966 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16967 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16968 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16969 (TARGET_LEGITIMATE_ADDRESS_P): New.
16971 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16972 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16973 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16974 (mn10300_legitimate_address_p): ... this, make static.
16975 (TARGET_LEGITIMATE_ADDRESS_P): New.
16977 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16978 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16979 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16980 (TARGET_LEGITIMATE_ADDRESS_P): New.
16982 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16983 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16984 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16985 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16986 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16987 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16988 (rs6000_legitimate_address_p): ... this, make static.
16989 (TARGET_LEGITIMATE_ADDRESS_P): New.
16990 (REG_MODE_OK_FOR_BASE_P): Delete.
16991 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16993 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16994 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16996 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16997 static, adjust types.
16998 (TARGET_LEGITIMATE_ADDRESS_P): New.
17000 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17001 * config/score/score.c (score_address_p): Rename to...
17002 (score_legitimate_address_p): ... this.
17003 (TARGET_LEGITIMATE_ADDRESS_P): New.
17004 * config/score/score3.c (score3_address_p): Rename to...
17005 (score3_legitimate_address_p): ... this.
17006 * config/score/score7.c (score7_address_p): Rename to...
17007 (score7_legitimate_address_p): ... this.
17009 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17010 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17011 GO_IF_LEGITIMATE_ADDRESS): Delete.
17012 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17013 thumb2_legitimate_address_p): Delete.
17014 (arm_legitimate_address_p): Rename to...
17015 (arm_legitimate_address_outer_p): ... this.
17016 * config/arm/constraints.md ("Uq"): Adjust call.
17017 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17018 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17020 (arm_legitimate_address_outer_p): ... this.
17021 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17023 (TARGET_LEGITIMATE_ADDRESS_P): New.
17025 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17026 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17027 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17028 (TARGET_LEGITIMATE_ADDRESS_P): New.
17030 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17031 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17032 * config/vax/vax.c (legitimate_address_p): Rename to...
17033 (vax_legitimate_address_p): ... this, make static.
17034 (TARGET_LEGITIMATE_ADDRESS_P): New.
17036 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17037 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17038 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17039 (TARGET_LEGITIMATE_ADDRESS_P): New.
17041 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17042 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17043 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17044 (mmix_legitimate_address_p): ... this, make static.
17045 (TARGET_LEGITIMATE_ADDRESS_P): New.
17047 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17048 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17049 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17050 (TARGET_LEGITIMATE_ADDRESS_P): New.
17052 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17054 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17055 of MODE_COMPLEX_INT.
17057 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17059 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17060 LCT_NORMAL in function call.
17061 * mips-tdump.c (print_file_desc): Add cast to enum type.
17062 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17063 (mark_stabs): Add casts to enum types.
17064 (parse_stabs_common): Add casts to enum types.
17066 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17068 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17069 Check for invalid values of LETTER.
17071 2009-05-13 Taras Glek <tglek@mozilla.com>
17073 * attribs.c (register_attribute): moved out attribute registration
17074 into register_attribute.
17075 * doc/plugins.texi: Documented register_attribute and
17077 * gcc-plugin.h: Added forward decl for register_attribute.
17078 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17079 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17080 PLUGIN_ATTRIBUTES boilerplate.
17082 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17084 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17085 values even in sentinel and empty entries.
17086 (ms_printf_flag_specs): Likewise.
17087 (ms_scanf_flag_specs): Likewise.
17088 (ms_strftime_flag_specs): Likewise.
17089 (ms_print_char_table): Likewise.
17090 (ms_scan_char_table): Likewise.
17091 (ms_time_char_table): Likewise.
17093 2009-05-13 Doug Kwan <dougkwan@google.com>
17095 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17097 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17099 * config/mips/mips.md (store): Add attributes for QI and HI.
17101 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17102 (truncdi<mode>2): ... this new pattern.
17104 2009-05-13 Brad Hards <bradh@kde.org>
17106 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17108 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17109 Ben Elliston <bje@au.ibm.com>
17111 PR middle-end/40035
17112 * dse.c (check_mem_read_rtx): Guard against width == -1.
17114 2009-05-13 Michael Matz <matz@suse.de>
17116 PR middle-end/39976
17117 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17118 (trivially_conflicts_p): New function.
17119 (insert_backedge_copies): Use it.
17121 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17123 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17124 (handle_stdc_pragma): Use new enum constant names.
17125 (handle_pragma_float_const_decimal64): Ditto.
17127 2009-05-13 Ian Lance Taylor <iant@google.com>
17129 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17132 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17134 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17135 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17137 * config/m68k/m68k.h (FL_UCLINUX): Define.
17139 2009-05-13 Jan Hubicka <jh@suse.cz>
17141 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17143 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17145 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17146 unless -fschedule-insns is specified.
17148 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17151 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17152 TARGET_EXPAND_CBRANCHDI4.
17153 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17154 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17155 (cmpeqdi): Fix comment.
17157 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17159 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17160 (sh_legitimate_address_p): Likewise.
17161 * config/sh/sh.c (sh_legitimate_index_p): New.
17162 (sh_legitimate_address_p): Likewise.
17163 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17164 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17165 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17166 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17167 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17168 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17169 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17170 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17171 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17173 2009-05-12 Jan Hubicka <jh@suse.cz>
17175 * tree-inline.c (estimate_operator_cost): Add operands;
17176 when division happens by constant, it is cheap.
17177 (estimate_num_insns): Loads and stores are not having cost of 0;
17178 EH magic stuff is cheap; when computing runtime cost of switch,
17179 use log2 base of amount of its cases; builtin_expect has cost of 0;
17180 compute cost for moving return value of call.
17181 (init_inline_once): Initialize time_based flags.
17182 * tree-inline.h (eni_weights_d): Add time_based flag.
17184 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17186 * df-core.c: Update head documentation.
17188 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17191 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17192 shadowing exisiting variable op1.
17194 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17197 * config/i386/driver-i386.c (processor_signatures): New enum.
17198 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17199 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17200 processor signature to detect geode processor.
17202 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17206 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17208 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17209 causes spurious differences between trunk and cond-optab branch.
17211 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17213 * dojump.c (compare_from_rtx): Delete.
17214 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17215 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17216 if the comparison does not satisfy the predicate; test predicates for
17217 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17218 further if one existing pattern fails.
17219 * expr.h (compare_from_rtx): Delete.
17220 (prepare_operand): Declare it.
17221 * optabs.c: Change "lib call" to "libcall" throughout.
17222 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17223 HAVE_conditional_trap, emit_cmp_insn): Delete.
17224 (can_compare_p): Delete cmp_optab case.
17225 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17226 Accept other parameters by value.
17227 (prepare_operand): Make non-static.
17228 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17229 other parameters by value. Try to widen operands here based on
17230 an optab_methods argument and looking at cbranch_optab.
17231 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17232 loop. Use cbranch_optab directly.
17233 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17234 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17236 (emit_conditional_move, emit_conditional_add): Inline what's needed
17237 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17238 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17239 with COMPARE. Move cmov_optab and cstore_optab above
17240 with cbranch_optab, move cmp_optab down with ucmp_optab,
17241 remove tst_otpab. Do not initialize trap_rtx.
17242 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17243 for trap code. Do not check HAVE_conditional_trap. Use
17244 prepare_cmp_insn. Accept no predicate for operand 3.
17245 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17246 (OTI_ctrap, ctrap_optab): New.
17247 (tst_optab): Delete.
17248 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17249 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17250 with lookup of ctrap_optab.
17251 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17253 (ctrap_optab): New.
17255 * combine.c (combine_simplify_rtx, simplify_set): Do not
17256 special case comparing against zero for cc0 machines.
17257 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17258 COMPARE on cc0 machines.
17259 (simplify_relational_operation): Return a new expression when
17260 a COMPARE could be removed.
17261 * final.c (final_scan_insn): Compare cc_status values
17262 against LHS of a (compare FOO (const_int 0)) cc0 source.
17263 Also check if cc_status.value is the full compare.
17265 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17266 (cstoreMM4): Document.
17267 (conditional_trap): Document ctrapMM4 instead.
17268 (sync_compare_and_swapMM): Refer to cbranchcc4.
17269 (Dependent Patterns): Eliminate obsolete information referring to
17270 the old jump optimization phase.
17271 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17272 of compares with 0 on cc0 machines.
17273 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17274 avoiding references to cc0. Remove text about storing operands
17276 * doc/tm.texi (Condition Codes): Include blurb on different
17277 condition code representations, separate into subsections for
17278 CC0, MODE_CC and conditional execution.
17280 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17281 alpha_emit_setcc): Accept operands and a machine mode.
17282 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17283 Get code/op0/op1 from operands, use machine mode argument
17284 instead of alpha_compare.fp_p. Emit the branch here.
17285 (alpha_emit_setcc): Likewise, and return boolean.
17286 (alpha_emit_conditional_move): Likewise. Assert that
17287 cmp_op_mode == cmp_mode, and simplify accordingly.
17288 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17289 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17290 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17292 (stack probe test): Use cbranchdi4.
17293 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17295 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17296 * config/arc/arc.h (movsicc, movsfcc): Use it.
17297 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17298 (cbranchsi4, cstoresi4): New.
17299 (cmpsi, bCC and sCC expanders): Remove.
17301 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17302 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17303 * config/arm/predicates.md (arm_comparison_operator): Only include
17304 floating-point operators if there is a hardware floating-point unit.
17305 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17306 deferring to cbranch_cc and cstore_cc respectively.
17307 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17308 cbranch_cc, cstore_cc): New.
17309 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17311 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17313 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17314 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17316 (adjust_insn_length): Adjust calls.
17317 (avr_reorg): Handle (compare (foo) (const_int 0)).
17318 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17319 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17320 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17321 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17323 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17324 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17326 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17327 (cbranchsi4, cstorebi4, cstoresi4): New.
17328 (movbisi): This insn is duplicate, split it to zero_extend.
17329 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17330 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17331 (bfin_optimize_loop): Use cbranch expander.
17332 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17333 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17334 (bfin_bimode_comparison_operator): ... this.
17335 (bfin_direct_comparison_operator): New.
17337 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17338 inside (compare FOO (const_int 0)).
17339 (cris_rtx_costs): Handle ZERO_EXTRACT.
17340 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17341 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17342 (*tstdi_v32): Delete.
17343 (*cmpdi_non_v32): Add M alternative for operand 1.
17344 (cmpsi, cmp<mode>): Make private.
17345 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17347 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17349 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17350 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17351 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17352 (cc_reg_operand): New.
17353 (any_cond): Delete.
17354 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17355 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17356 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17357 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17358 crx_expand_scond): Delete.
17360 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17362 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17363 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17365 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17366 cstoresi4, cstoresf4, cstoredf4): New.
17367 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17368 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17369 Receive the entire operands array.
17370 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17371 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17372 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17373 Get test/op0/op1 from the operands array.
17374 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17376 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17377 (h8300_expand_store): New.
17378 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17380 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17381 (h8300_expand_store): New.
17382 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17383 or do not try to produce (set (cc0) REG).
17384 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17385 change a compare into a move to a scratch register. Disable some
17386 peepholes when comparing with zero.
17387 (tstsi, tsthi, tstsi, cmpqi): Make private.
17389 (bCC, sCC): Delete.
17390 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17393 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17394 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17395 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17396 (ix86_emit_i387_log1p): Use cbranchxf2.
17397 (ix86_expand_setcc): Return void.
17398 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17399 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17400 cmp<MODEF>, cmpcc): Remove.
17401 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17402 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17403 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17404 (sCC and bCC expanders): Remove.
17405 (stack_protect_test): Use cbranchcc4.
17407 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17409 (ia64_expand_compare): Accept three rtx by reference and return void.
17410 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17411 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17412 from *expr. Update *expr with the BImode comparison to do.
17413 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17414 cmptf, bCC, sCC, conditional_trap): Delete.
17415 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17416 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17417 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17418 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17419 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17421 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17422 type of last argument.
17423 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17424 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17425 use machine mode argument instead of branch_type. Remove dead
17426 code for floating-point comparisons.
17427 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17428 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17430 (cbranchsi4, cstoresi4): New.
17431 * config/iq2000/predicates.md (reg_or_const_operand): New.
17433 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17434 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17435 (b<code>_op): Rewrite to...
17436 (bcc_op): ... this, using match_operator.
17437 (s<code>_op): Rewrite to...
17438 (scc_op): ... this, using match_operator.
17439 (s<code>_24_op): Rewrite to...
17440 (scc_op_24): ... this, using match_operator.
17441 (s<code>_<mode>): Rewrite to...
17442 (cstore<mode>4): ... this, using match_operator.
17443 (s<code>_<mode>_24): Rewrite to...
17444 (cstore<mode>4_24): ... this, using match_operator.
17445 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17446 m32c_unpend_compare, m32c_expand_scc): Delete.
17447 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17448 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17449 (m32c_expand_movcc): Change NE to EQ if necessary.
17450 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17452 * config/m32r/m32r-protos.h (gen_cond_store): New.
17453 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17454 (gen_cond_store): New, from sCC patterns.
17455 (m32r_expand_block_move): Use cbranchsi4.
17456 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17457 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17458 (cbranchsi4, cstoresi4): New.
17460 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17462 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17463 (m68hc11_notice_update_cc): Look into a compare with 0.
17464 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17466 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17467 cmphi, cmpqi, bCC): Delete.
17468 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17469 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17470 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17473 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17474 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17475 * config/m68k/constraints.md (H): New.
17476 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17477 the define_insn below.
17478 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17479 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17480 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17481 patterns): Wrap RHS with COMPARE.
17482 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17483 (*cmpdi_internal): Name this pattern.
17484 (cmpdi): Change to define_insn.
17485 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17486 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17487 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17489 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17490 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17491 (conditional_trap): Change to...
17492 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17493 (*conditional_trap): Use the ordered_comparison_operator and
17494 const1_operand predicates.
17495 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17496 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17497 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17498 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17500 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17501 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17502 (mcore_gen_compare): New.
17503 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17504 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17505 (mcore_gen_compare): ... this.
17506 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17507 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17508 (stack probe pattern): Use cbranchsi4.
17510 * config/mips/predicates.md (mips_cstore_operator): New.
17511 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17512 * config/mips/mips.md (any_cond): Delete.
17513 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17515 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17516 fixuns_truncsfdi2): Use cbranch patterns.
17517 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17518 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17519 Adjust call to mips_expand_conditional_branch.
17520 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17522 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17523 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17524 * config/mips/mips.c (cmp_operands): Delete.
17525 (mips_emit_compare): Get comparison operands from *op0/*op1.
17526 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17527 that it succeeds. Use op0/op1 instead of cmp_operands.
17528 (mips_expand_conditional_branch, mips_expand_conditional_move,
17529 mips_expand_conditional_trap): Likewise.
17530 (mips_block_move_loop): Use cbranch patterns.
17531 * config/mips/mips.h (cmp_operands): Delete.
17533 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17534 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17535 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17536 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17537 (*cmpcc_folded): Rename to...
17538 (*cmpdi_folded): this.
17539 (*cmpcc): Rename to...
17541 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17544 (cbranchdf4): New. Handle invalid comparisons here.
17545 * config/mmix/predicates.md (float_comparison_operator): New.
17547 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17548 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17549 * config/mn10300/mn10300.md (tst): Delete.
17550 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17551 Name these patterns and wrap RHS in a compare.
17552 (*cmpsi): Make this pattern private. Include tst.
17553 (*cmpsf): Make this pattern private.
17554 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17555 (compare with zero peepholes): Likewise.
17557 (cbranchsi4, cbranchsf4): New.
17558 (casesi): Use cbranchsi4.
17560 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17561 hppa_branch_type): Delete.
17562 (return_addr_rtx): Use cbranchsi4.
17563 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17564 Emit CCFPmode comparison here.
17565 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17566 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17567 hppa_branch_type): Delete.
17568 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17569 (movsicc, movdicc): Remove references to hppa_compare_op0,
17570 hppa_compare_op1 and compare_from_rtx.
17571 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17572 (casesi): Use cbranchsi4.
17574 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17575 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17576 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17577 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17578 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17580 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17581 (*branch, *branch_inverted): New.
17583 * config/picochip/picochip.md (cbranchhi4): Use
17584 ordered_comparison_operator.
17585 (cmphi, bCC): Remove.
17587 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17588 (trap_comparison_operator): Delete.
17589 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17590 rs6000_emit_cbranch): Accept mode and operands.
17591 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17592 rs6000_compare_fp_p): Delete.
17593 (rs6000_generate_compare): Accept mode and comparison. Extract code
17594 and op0/op1 from there. Replace references to rs6000_compare_op0
17595 and rs6000_compare_op1.
17596 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17597 extract result from passed operands.
17598 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17599 extract loc from passed operands.
17600 (rs6000_emit_cmove): Likewise.
17601 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17602 rs6000_compare_fp_p): Delete.
17603 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17604 (cbranch<GPR>4, cbranch<FP>4): New.
17605 (cstore<mode>4): New. Consolidate here all choices about when to use
17606 portable or specialized sCC sequences.
17607 (stack_protect_test): Use cbranchsi4.
17608 (conditional_trap): Replace with ctrap<GPR>4.
17609 (conditional trap insn): Replace trap_comparison_operator with
17610 ordered_comparison_operator.
17612 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17613 (s390_emit_prologue): Use ctrap.
17614 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17615 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17616 New predicates replacing...
17617 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17618 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17619 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17620 (add<mode>cc): Do not use s390_compare_op0/op1.
17621 (s<code>): Change to...
17622 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17623 (seq): Change to...
17624 (cstorecc4): ... this. Handle EQ or NE equally.
17625 (*sne): Un-privatize for use in cstorecc4.
17626 (b<code>): Change to...
17627 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17628 (conditional_trap): Replace with...
17629 (ctrap<GPR>4, ctrap<FP>4): ... these.
17630 (stack_protect): Use cbranchcc4.
17632 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17633 * config/score/score-protos.h (score_gen_cmp): Delete.
17634 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17635 (score_block_move-loop): Use cbranchsi4.
17636 * config/score/score.md (cbranchsi4): New.
17637 (cmpsi, bCC): Delete.
17638 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17639 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17640 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17641 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17642 * config/score/score3.h (score3_gen_cmp): Delete.
17643 * config/score/score7.h (score7_gen_cmp): Delete.
17645 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17646 (sh_emit_scc_to_t): ... this. Return void.
17647 (from_compare): Rename to...
17648 (sh_emit_compare_and_branch): ... this.
17649 (sh_emit_compare_and_set): New.
17650 (sh_expand_t_scc): Accept operands.
17651 * config/sh/predicates.md (sh_float_comparison_operator): New.
17652 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17653 (prepare_scc_operands): Rename to...
17654 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17656 (sh_emit_cheap_store_flag): New.
17657 (sh_emit_set_t_insn): New.
17658 (from_compare): Rename to...
17659 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17660 handling of TARGET_SH2E floating point to avoid recursive call.
17661 Generate branch here.
17662 (sh_emit_compare_and_set): New.
17663 (sh_expand_t_scc): Get op0/op1 from arguments.
17664 (sh_emit_cheap_store_flag): New.
17665 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17667 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17668 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17669 (movsicc, movdicc): Do nothing when it recreated operands from
17670 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17671 prepare_scc_operands (now sh_emit_scc_to_t).
17672 (udivdi3): Use cstoresi4.
17673 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17674 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17675 (cbranchint4_media, cbranchfp4_media): New.
17676 (casesi): Use cbranchdi4.
17677 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17679 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17680 (movnegt): Remove second operand.
17681 (cbranchsf4, cbranchdf4): New.
17682 (stack_protect): Use cbranchdi4/cbranchsi4.
17684 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17685 (gen_compare_reg): Accept comparison, extract part of it to...
17686 (gen_compare_reg_1): ... this.
17687 (gen_compare_operator): Delete.
17688 (gen_v9_scc): Accept separate destination, comparison code and arms.
17689 Do not use sparc_compare_op0/sparc_compare_op1.
17690 (emit_scc_insn, emit_conditional_branch_insn): New.
17691 (emit_v9_brxx): Make static. Remove useless assertion.
17692 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17694 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17695 * config/sparc/sparc-protos.h (gen_compare_reg,
17696 sparc_emit_float_lib_cmp): Adjust prototype.
17697 (emit_scc_insn, emit_conditional_branch_insn): New.
17698 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17699 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17700 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17701 iterators to the top.
17702 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17703 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17704 snedi_special_trunc): Delete.
17705 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17706 and snedi_special_trunc.
17707 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17708 cbranchdi4, cbranch<F:mode>4): New.
17709 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17710 here. Use gen_compare_reg instead of gen_compare_operator.
17711 (conditional_trap): Replace with...
17712 (ctrapsi4, ctrapdi4): ... this.
17713 (stack_protect_test): Use cbranchcc4.
17715 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17717 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17718 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17719 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17720 from operands[0] or operands[3] depending on is_set.
17721 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17722 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17723 cmpdf, bCC), sCC: Remove.
17724 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17725 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17727 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17728 spu_emit_branch_or_set.
17730 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17732 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17733 xstormy16_compare_op1): Delete.
17734 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17735 xstormy16_compare_op1): Delete.
17736 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17738 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17739 (cmphi, cmpsi, bCC): Remove.
17741 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17742 (*cmpsi): ... this one.
17743 (cbranchsi4, cstoresi4): New.
17744 (bCC expanders): Delete.
17745 (sCC insns): Fold into...
17746 (*setcc): ... this one.
17747 (casesi): Do not use gen_cmpsi and gen_bgtu.
17748 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17749 (movsicc): Simplify.
17750 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17752 * config/vax/vax-protos.h (cond_name): New.
17753 (vax_output_conditional_branch): Remove.
17754 * config/vax/vax.c (cond_name): New.
17755 (vax_output_conditional_branch): Remove.
17756 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17757 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17758 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17759 (bit<VAXint>): Wrap source with (compare).
17760 (b<code> and following unnamed pattern): Rename to *branch and
17761 *branch_reversed. Change macroization to match_operator.
17762 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17764 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17765 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17766 Change last argument to machine_mode.
17767 (xtensa_expand_scc): Add machine_mode argument.
17768 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17769 (gen_conditional_move, xtensa_expand_conditional_branch,
17770 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17771 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17772 Adjust operand numbers.
17773 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17775 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17776 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17777 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17779 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17781 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17782 causes spurious differences between trunk and cond-optab branch.
17784 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17787 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17789 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17791 * tree.c (iterative_hash_pointer): Delete.
17792 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17793 Hash UIDs and versions of SSA names. Don't special-case built-in
17794 function declarations.
17796 2009-05-11 Ian Lance Taylor <iant@google.com>
17799 * graphite.c: Force -Wc++-compat to only be a warning before
17800 #including "cloog/cloog.h".
17802 2009-05-11 Martin Jambor <mjambor@suse.cz>
17804 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17806 2009-05-11 Jan Hubicka <jh@suse.cz>
17808 * tree-ssa-loop-ivcanon.c: Include target.h
17809 (struct loop_size): new structure.
17810 (constant_after_peeling): New predicate.
17811 (tree_estimate_loop_size): New function.
17812 (estimated_unrolled_size): Rewrite for new estimates.
17813 (try_unroll_loop_completely): Use new estimates.
17814 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17816 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17818 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17819 libcpp interface change.
17820 (spu_macro_to_expand): Likewise.
17822 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17824 PR tree-optimization/40026
17825 * gimplify.c (gimplify_init_constructor): Change initial conditional
17826 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17827 optimize_compound_literals_in_ctor.
17829 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17831 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17833 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17835 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17837 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17838 HOST_WIDE_INT for gap.
17840 2009-05-11 Ira Rosen <irar@il.ibm.com>
17842 PR tree-optimization/40074
17843 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17844 account in group size and step comparison.
17846 2009-05-11 Richard Guenther <rguenther@suse.de>
17848 * passes.c (init_optimization_passes): Strip now incorrect comment.
17849 (execute_function_todo): Do not set PROP_alias.
17850 * tree-pass.h (PROP_alias): Remove.
17851 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17852 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17853 * tree-nrv.c (pass_return_slot): Likewise.
17854 * tree-object-size.c (pass_object_sizes): Likewise.
17855 * tree-ssa-dom.c (pass_dominator): Likewise.
17856 (pass_phi_only_cprop): Likewise.
17857 * tree-ssa-dse.c (pass_dse): Likewise.
17858 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17859 (pass_cselim): Likewise.
17860 * tree-ssa-pre.c (pass_pre): Likewise.
17861 (pass_fre): Likewise.
17862 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17863 * tree-ssa-sink.c (pass_sink_code): Likewise.
17864 * tree-stdarg.c (pass_stdarg): Likewise.
17865 * tree-tailcall.c (pass_tail_calls): Likewise.
17866 * tree-vrp.c (pass_vrp): Likewise.
17868 2009-05-10 Ian Lance Taylor <iant@google.com>
17870 * basic-block.h (enum profile_status): Break out of struct
17871 control_flow_graph.
17872 * cgraph.h (struct inline_summary): Break out of struct
17874 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17875 of struct cgraph_order_sort.
17876 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17877 * cse.c (struct branch_path): Break out of struct
17878 cse_basic_block_data.
17879 * except.h (enum eh_region_type): Break out of struct eh_region.
17880 * gcc.c (enum add_del): Break out of struct modify_target.
17881 * genrecog.c (enum decision_type): Break out of struct decision_test.
17882 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17884 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17885 * regmove.c (enum match_use): New enum, broken out of struct match.
17886 * sched-int.h (enum post_call_group): New enum, broken out of
17888 (struct deps_reg): Break out of struct deps.
17889 * target.h (struct asm_int_op): Break out of struct gcc_target.
17890 * tree-eh.c (struct goto_queue_node): Break out of struct
17892 * tree-inline.h (enum copy_body_cge_which): Break out of
17894 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17896 * c-decl.c (in_struct, struct_types): New static variables.
17897 (pushtag): Add loc parameter. Change all callers.
17898 (lookup_tag): Add ploc parameter. Change all callers.
17899 (check_compound_literal_type): New function.
17900 (parser_xref_tag): Add loc parameter. Change all callers. If
17901 -Wc++-compat, warn about struct/union/enum types defined within a
17903 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17904 and loc parameters. Change all callers. Change error calls to
17905 error_at, using loc. For a redefinition, if the location of the
17906 original definition is known, report it. Set in_struct and
17907 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17908 (finish_struct): Add new parameters enclosing_in_struct and
17909 enclosing_struct_types. Change all callers. Set
17910 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17911 in the struct. If in a struct, add this struct to struct_types.
17912 (start_enum): Add loc parameter. Change all callers. Use
17913 error_at for errors, using loc. For a redefinition, if the
17914 location of the original definition is known, report it. If in a
17915 struct, add this enum type to struct_types. If -Wc++-compat warn
17916 if in sizeof, typeof, or alignof.
17917 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17918 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17919 (c_parser_enum_specifier): Get enum location for start_enum.
17920 (c_parser_struct_or_union_specifier): Get struct location for
17921 start_struct. Save in_struct and struct_types status between
17922 start_struct and finish_struct.
17923 (c_parser_cast_expression): Get location of cast.
17924 (c_parser_alignof_expression): Get location of type.
17925 (c_parser_postfix_expression): Likewise.
17926 (c_parser_postfix_expression_after_paren_type): Add type_loc
17927 parameter. Change all callers. Call check_compound_literal_type.
17928 Use type_loc for error about variable size type.
17929 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17930 of an enum constant from an enum type defined in a struct or union.
17931 (c_cast_expr): Add loc parameter. Change all callers. If
17932 -Wc++-compat, warn about defining a type in a cast.
17933 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17934 (start_enum, start_struct, finish_struct): Update declarations.
17935 (parser_xref_tag, c_cast_expr): Update declarations.
17936 (check_compound_literal_type): Declare.
17938 2009-05-11 Ben Elliston <bje@au.ibm.com>
17940 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17941 for recent libcpp interface change.
17942 (rs6000_macro_to_expand): Likewise.
17944 2009-05-10 Michael Matz <matz@suse.de>
17947 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17948 not at entry of function.
17950 2009-05-10 Richard Guenther <rguenther@suse.de>
17952 PR tree-optimization/40081
17954 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17955 using the main variant of the element type. Do not fiddle with
17956 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17958 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17959 structs with volatile fields.
17961 2009-05-10 Jan Hubicka <jh@suse.cz>
17963 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17964 (estimate_move_cost): Assert that it does not get called for
17966 (estimate_num_insns): Skip VOID types in argument handling.
17967 (optimize_inline_calls): Delete unreachable blocks and verify that
17968 callgraph is valid.
17970 2009-05-10 Jan Hubicka <jh@suse.cz>
17972 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17973 * cgraph.c (cgraph_mark_address_taken_node): New function.
17974 (dump_cgraph_node): Dump new flag.
17975 * cgraph.h (struct cgraph_node): Add address_taken.
17976 (cgraph_mark_address_taken_node): New function.
17977 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17978 since new direct calls can be born.
17980 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17982 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17983 tok->val.node.node.
17985 2009-05-10 Jan Hubicka <jh@suse.cz>
17987 PR middle-end/40084
17988 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17990 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17991 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17992 * tree-inline.c (copy_bb): Set frequency correctly.
17993 (fold_marked_statements): Update call to
17994 cgraph_update_edges_for_call_stmt.
17996 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17998 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17999 identifiers in diagnostics.
18000 * config/arm/arm.c (arm_handle_fndecl_attribute,
18001 arm_handle_isr_attribute): Likewise.
18002 * config/avr/avr.c (avr_handle_progmem_attribute,
18003 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18004 * config/bfin/bfin.c (handle_int_attribute,
18005 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18006 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18007 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18009 * config/darwin.c (darwin_handle_kext_attribute,
18010 darwin_handle_weak_import_attribute): Likewise.
18011 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18012 h8300_handle_eightbit_data_attribute,
18013 h8300_handle_tiny_data_attribute): Likewise.
18014 * config/i386/i386.c (ix86_handle_cconv_attribute,
18015 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18016 * config/i386/winnt.c (ix86_handle_shared_attribute,
18017 ix86_handle_selectany_attribute): Likewise.
18018 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18019 * config/m32c/m32c.c (function_vector_handler): Likewise.
18020 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18021 m68hc11_handle_fntype_attribute): Likewise.
18022 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18023 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18024 * config/mips/mips.c (mips_insert_attributes,
18025 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18026 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18027 rs6000_handle_struct_attribute): Likewise.
18028 * config/sh/sh.c (sh_insert_attributes,
18029 sh_handle_resbank_handler_attribute,
18030 sh_handle_interrupt_handler_attribute,
18031 sh2a_handle_function_vector_handler_attribute,
18032 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18034 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18035 * config/spu/spu.c (spu_handle_fndecl_attribute,
18036 spu_handle_vector_attribute): Likewise.
18037 * config/stormy16/stormy16.c
18038 (xstormy16_handle_interrupt_attribute): Likewise.
18039 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18040 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18042 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18044 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18045 (pp_translate_identifiers): New.
18046 (pp_identifier): Only conditionally translate identifier to locale
18048 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18049 (pp_base_tree_identifier): Only conditionally translate identifier
18050 to locale character set.
18051 * c-pretty-print.c (M_): Define.
18052 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18053 fragments for conditional translation with M_.
18054 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18055 identifier translation.
18057 2009-05-10 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/40081
18060 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18061 using the main variant of the element type. Do not fiddle with
18062 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18064 2009-05-09 Jan Hubicka <jh@suse.cz>
18066 PR middle-end/40080
18067 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18068 indirect calls; verify cgraph afterwards.
18070 2009-05-09 Jan Hubicka <jh@suse.cz>
18073 * ipa.c (update_inlined_to_pointer): New function.
18074 (cgraph_remove_unreachable_nodes): Use it.
18076 2009-05-09 Jan Hubicka <jh@suse.cz>
18078 * tree-eh.c (struct leh_state): Remove prev_try.
18079 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18080 not track prev_try.
18081 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18082 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18083 remove_eh_handler_and_replace, foreach_reachable_handler,
18084 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18085 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18086 (gen_eh_region_cleanup): Update prototype.
18088 2009-05-09 Jan Hubicka <jh@suse.cz>
18090 PR middle-end/40043
18091 * except.c (copy_eh_region): Always set prev_try.
18092 (redirect_eh_edge_to_label): Find outer try.
18093 (foreach_reachable_handler): When looking for prev try
18094 handle case where previous try is not going to be taken.
18096 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18098 PR tree-optimization/40049
18099 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18100 only vector/vector shifts, convert the type of the constant to the
18101 appropriate type to avoid building incorrect trees, which
18102 eventually have problems with garbage collection.
18104 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18106 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18107 -1 for complex floating-point types if honoring signed zeros.
18109 2009-05-08 Jan Hubicka <jh@suse.cz>
18111 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18112 argument; handle correctly when profile is absent.
18113 (build_cgraph_edges): Update.
18114 (rebuild_cgraph_edges): Update.
18115 * cgraph.c: Do not include varray.h.
18116 (cgraph_set_call_stmt_including_clones): New function.
18117 (cgraph_create_edge_including_clones): Likewise
18118 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18119 (cgraph_update_edges_for_call_stmt): Handle clones.
18120 (cgraph_remove_node): Handle clone tree.
18121 (cgraph_remove_node_and_inline_clones): New function.
18122 (dump_cgraph_node): Dump clone tree.
18123 (cgraph_clone_node): Handle clone tree.
18124 (clone_function_name): Bring here from tree-inline.c.
18125 (cgraph_create_virtual_clone): New function.
18126 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18127 (cgraph_clone_info): New function.
18128 (strut cgraph_node): Add clone_info and new clone tree pointers.
18129 (cgraph_remove_node_and_inline_clones,
18130 cgraph_set_call_stmt_including_clones,
18131 cgraph_create_edge_including_clones,
18132 cgraph_create_virtual_clone): Declare.
18133 (cgraph_function_versioning): Use VEC argument.
18134 (compute_call_stmt_bb_frequency): Update prototype.
18135 (cgraph_materialize_all_clones): New function.
18136 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18137 (ipcp_create_replace_map): Update to VECtors.
18138 (ipcp_update_callgraph): Use virtual clones.
18139 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18140 (ipcp_update_profiling): Do not update local profiling.
18141 (ipcp_insert_stage): Use VECtors and virtual clones.
18142 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18143 (clone_of_p): New function.
18144 (cgraph_preserve_function_body_p): Use clone tree.
18145 (cgraph_optimize): Materialize clones.
18146 (cgraph_function_versioning): Update for VECtors.
18147 (save_inline_function_body): Use clone tree.
18148 (cgraph_materialize_clone): New function.
18149 (cgraph_materialize_all_clones): Likewise.
18150 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18151 * ipa.c: Include gimple.h.
18152 (cgraph_remove_unreachable_nodes): Use clone tree.
18153 * ipa-prop.c (ipa_note_param_call): Update call to
18154 compute_call_stmt_bb_frequencycall.
18155 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18156 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18157 (copy_bb): Handle updating of clone tree; add new edge when new call
18159 (expand_call_inline): Be strict about every call having edge.
18160 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18161 (delete_unreachable_blocks_update_callgraph): New function.
18162 (tree_function_versioning): Use VECtors; always remove unreachable
18163 blocks and fold conditionals.
18164 * tree-inline.h: Do not include varray.h.
18165 (tree_function_versioning): Remove.
18166 * Makefile.in (GTFILES): Remove tree-inline.c
18167 * passes.c (do_per_function): Do only functions having body.
18168 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18171 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18172 Andrew Morrow <acm@google.com>
18175 * c-common.c (c_common_attribute_table): Permit deprecated
18176 attribute to take an optional argument.
18177 (handle_deprecated_attribute): If the optional argument to
18178 __attribute__((deprecated)) is not a string ignore the attribute
18179 and emit a warning.
18181 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18182 * c-typeck.c (build_component_ref): Likewise.
18183 (build_external_ref): Likewise.
18185 * toplev.c (warn_deprecated_use): Add an attribute argument.
18186 Emit the message associated with __attribute__((deprecated)).
18188 * toplev.h (warn_deprecated_use): Updated.
18190 * doc/extend.texi: Document new optional parameter to
18191 __attribute__((deprecated))
18193 2009-05-08 Michael Eager <eager@eagercon.com>
18195 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18196 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18198 2009-05-08 Richard Guenther <rguenther@suse.de>
18200 PR tree-optimization/40062
18201 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18202 Avoid exponential behavior.
18204 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18206 PR rtl-optimization/33928
18208 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18209 process_uses, build_single_def_use_links): New.
18210 (update_df): Update use_def_ref.
18211 (forward_propagate_into): Use get_def_for_use instead of use-def
18213 (fwprop_init): Call build_single_def_use_links and let it initialize
18215 (fwprop_done): Free use_def_ref.
18216 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18217 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18218 df_rd_simulate_one_insn): New.
18219 (df_rd_bb_local_compute_process_def): Update head comment.
18220 (df_chain_create_bb): Use the new RD simulation functions.
18221 * df.h (df_rd_simulate_artificial_defs_at_top,
18222 df_rd_simulate_one_insn): New.
18223 * opts.c (decode_options): Enable fwprop at -O1.
18224 * doc/invoke.texi (-fforward-propagate): Document this.
18226 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18229 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18230 and one complex operand specially.
18231 * tree-complex.c (some_nonzerop): Do not identify a real value as
18232 zero if flag_signed_zeros.
18234 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18236 PR rtl-optimization/33928
18237 * loop-invariant.c (record_use): Fix && vs. || mishap.
18239 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18241 PR rtl-optimization/33928
18242 * loop-invariant.c (struct use): Add addr_use_p.
18243 (struct def): Add n_addr_uses.
18244 (struct invariant): Add cheap_address.
18245 (create_new_invariant): Set cheap_address.
18246 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18247 (record_uses): Pass df_ref to record_use.
18248 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18251 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18253 * config/sh/sh.c: Do not include c-pragma.h.
18255 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18257 * config/spu/spu.c: Remove include of c-common.h.
18259 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18262 * c-common.h (mark_valid_location_for_stdc_pragma,
18263 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18264 clear_float_const_decimal64, float_const_decimal64_p): New.
18265 * c.opt (Wunsuffixed-float-constants): New.
18266 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18267 unsuffixed float constant, handle new warning.
18268 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18269 * c-decl.c (c_scope): New flag float_const_decimal64.
18270 (set_float_const_decimal64, clear_float_const_decimal64,
18271 float_const_decimal64_p): New.
18272 (push_scope): Set new flag.
18273 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18274 to use STDC pragmas.
18275 (c_parser_external_declaration): Ditto.
18276 (c_parser_compound_statement_nostart): Ditto.
18277 * c-pragma.c (valid_location_for_stdc_pragma,
18278 mark_valid_location_for_stdc_pragma,
18279 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18280 handle_pragma_float_const_decimal64): New.
18281 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18282 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18283 set_float_const_decimal64, clear_float_const_decimal64,
18284 float_const_decimal64_p): New dummy functions.
18285 * doc/extend.texi (Decimal Float): Remove statement that the
18286 pragma, and suffix for double constants, are not supported.
18287 * doc/invoke.texi (Warning Options): List new option.
18288 (-Wunsuffixed-float-constants): New.
18290 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18292 * config/i386/i386.c: Do not include c-common.h.
18294 2009-05-07 Mark Heffernan <meheff@google.com>
18296 * doc/invoke.texi (Debugging Options): Document change of debugging
18298 * opts.c (decode_options): Make dump_base_name relative to
18299 aux_base_name directory.
18301 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18303 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18304 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18306 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18308 * Makefile.in (install-plugin): Simplify a bit.
18310 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18312 * Makefile.in (OBJS-common): Add regcprop.o.
18314 * timevar.def (TV_CPROP_REGISTERS): New.
18315 * regrename.c (regrename_optimize): Return 0.
18316 (rest_of_handle_regrename): Delete.
18317 (pass_rename_registers): Point to regrename_optimize.
18318 (struct value_data_entry, struct value_data,
18319 kill_value_one_regno, kill_value_regno, kill_value,
18320 set_value_regno, init_value_data, kill_clobbered_value,
18321 kill_set_value, kill_autoinc_value, copy_value,
18322 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18323 replace_oldest_value_reg, replace_oldest_value_addr,
18324 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18325 debug_value_data, validate_value_data): Move...
18326 * regcprop.c: ... here.
18327 (rest_of_handle_cprop): Delete.
18328 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18330 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18332 PR middle-end/40057
18333 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18334 GEN_INT for 1 << bitnum.
18335 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18336 build_int_cst_type.
18338 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18340 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18341 Remove wrong description of "nand" operation.
18343 2009-05-06 Richard Guenther <rguenther@suse.de>
18344 Adam Nemet <anemet@caviumnetworks.com>
18346 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18347 comment. Add that if LHS is not a gimple register, then RHS1 has
18348 to be a single object (GIMPLE_SINGLE_RHS).
18350 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18352 * expr.c (get_def_for_expr): Move it up in the file.
18353 (store_field): When expanding a bit-field store, look at the
18354 defining gimple stmt for the masking conversion.
18356 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18358 PR middle-end/39986
18359 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18360 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18361 32-bit memcpy into long.
18363 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18365 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18366 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18368 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18369 instead of appending DW_OP_deref*.
18371 2009-05-06 Michael Matz <matz@suse.de>
18373 PR middle-end/40021
18374 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18375 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18377 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18379 * Makefile.in (install-plugin): Fix srcdir handling.
18381 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18383 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18384 when processing for not_regs_needed bitmap.
18385 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18386 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18387 handling it for rhs.
18389 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18391 * config/i386/i386.md (unnamed inc/dec peephole): Use
18392 optimize_insn_for_size_p instead of optimize_size.
18393 * config/i386/predicates.md (incdec_operand): Likewise.
18394 (aligned_operand): Likewise.
18395 * config/i386/sse.md (divv8sf3): Likewise.
18396 (sqrtv8sf2): Likewise.
18398 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18402 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18404 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18406 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18407 ssemodesuffixf2c with avxmodesuffixf2c.
18409 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18412 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18414 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18416 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18417 (struct tree_base): Adjust spacing for 8 bit boundaries.
18418 (struct tree_decl_common): Add decl_by_reference_flag bit.
18419 (DECL_BY_REFERENCE): Adjust.
18420 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18421 print DECL_BY_REFERENCE bit.
18422 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18423 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18424 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18425 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18428 PR middle-end/39666
18429 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18430 range of the type, but default label is missing, add it with one
18431 of the existing labels instead of adding a new label for it.
18433 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18437 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18439 * Makefile.in (enable_plugin, plugin_includedir): New.
18440 (install): Depend on install-plugin.
18441 (PLUGIN_HEADERS): New.
18442 (install-plugin): New.
18443 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18445 2009-05-05 Richard Guenther <rguenther@suse.de>
18447 PR tree-optimization/40022
18448 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18450 (phivn_valid_p): Fix tuplification error, simplify.
18451 (phiprop_insert_phi): Add dumps.
18452 (propagate_with_phi): Simplify.
18454 2009-05-05 Richard Guenther <rguenther@suse.de>
18456 PR middle-end/40023
18457 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18459 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18461 * tree.h (strip_float_extensions): Remove duplicate declaration.
18462 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18463 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18464 block_ultimate_origin): Rearrange the declarations line to match the
18465 comment that indicates the .c file which the functions are defined.
18466 (dwarf2out_*, set_decl_rtl): Add comment.
18467 (get_base_address): Adjust comment.
18468 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18469 declarations line and add comment.
18470 (is_builtin_name): Add blank after function name, for clarity.
18472 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18474 * attribs.c (decl_attributes): Use %qE for identifiers in
18476 * cgraphunit.c (verify_cgraph_node): Translate function names to
18477 locale character set in diagnostics.
18478 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18480 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18481 Document that functions are named in UTF-8.
18482 * expr.c (expand_expr_real_1): Translate function names to locale
18483 character set in diagnostics.
18484 * gimplify.c (omp_notice_variable, omp_is_private,
18485 gimplify_scan_omp_clauses): Use %qE for identifiers in
18487 * langhooks.c (lhd_print_error_function): Translate function names
18488 to locale character set.
18489 * langhooks.h (decl_printable_name): Document that return value is
18490 in internal character set.
18491 * stmt.c: Include pretty-print.h
18492 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18494 (resolve_operand_name_1): Translate named operand name to locale
18496 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18498 * toplev.c (announce_function): Translate function names to locale
18500 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18501 (default_tree_printer): Use pp_identifier or translate identifiers
18502 to locale character set. Mark "<anonymous>" for translation.
18503 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18504 for identifiers in diagnostics.
18505 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18507 * varasm.c (output_constructor): Use %qE for identifiers in
18510 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18512 * configure.ac: use ` ` instead of $()
18513 * configure: Regenerate.
18515 2009-05-05 Ben Elliston <bje@au.ibm.com>
18517 * config/pa/linux-atomic.c: Eliminate conditional include of
18518 errno.h on non-LP64 systems to simplify build requirements.
18520 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18522 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18524 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18525 and pass value to identifier_to_locale.
18526 (warn_variable_length_array): Make name a tree.
18527 (grokdeclarator): Separate diagnostic texts for named and unnamed
18528 declarators. Use %qE for named declarators.
18529 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18531 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18532 identifiers in diagnostics.
18533 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18534 identifier_to_locale. Mark "anonymous" strings for translation.
18536 2009-05-04 Michael Eager <eager@eagercon.com>
18538 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18539 address for DImode/DFmode only if double-precision FP regs.
18541 2009-05-04 Michael Eager <eager@eagercon.com>
18543 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18544 TARGET_SINGLE_FLOAT check.
18546 2009-05-04 Michael Eager <eager@eagercon.com>
18548 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18550 2009-05-04 Michael Eager <eager@eagercon.com>
18552 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18553 * config/rs6000/t-xilinx: New
18555 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18557 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18558 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18559 * gcc/explow.c (memory_address): Use target hook.
18560 * gcc/targhooks.c (default_legitimize_address): New.
18561 * gcc/targhooks.h (default_legitimize_address): New.
18562 * gcc/target.h (legitimize_address): New.
18563 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18564 (TARGET_INITIALIZER): Include it.
18565 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18567 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18568 * config/bfin/bfin.c (legitimize_address): Remove.
18569 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18570 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18572 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18573 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18575 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18576 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18577 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18578 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18579 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18580 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18581 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18582 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18583 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18584 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18585 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18586 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18587 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18588 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18589 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18590 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18591 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18592 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18593 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18594 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18595 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18596 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18597 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18599 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18600 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18601 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18602 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18603 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18604 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18605 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18606 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18607 (thumb_legitimize_address): Delete.
18608 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18609 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18610 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18611 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18612 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18613 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18615 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18618 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18619 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18620 * config/m32r/m32r.c (m32r_legitimize_address): New.
18621 * config/m68k/m68k.c (m68k_legitimize_address): New.
18622 * config/score/score.c (score_legitimize_address): Standardize.
18623 * config/score/score3.c (score3_legitimize_address): Standardize.
18624 * config/score/score3.h (score3_legitimize_address): Adjust.
18625 * config/score/score7.c (score7_legitimize_address): Standardize.
18626 * config/score/score7.h (score7_legitimize_address): Adjust.
18627 * config/sh/sh.c (sh_legitimize_address): New.
18628 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18630 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18631 (s390_legitimize_address): ... this.
18632 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18633 (sparc_legitimize_address): ... this.
18634 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18635 (ix86_legitimize_address): ... this.
18636 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18637 (avr_legitimize_address): ... this.
18638 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18639 (mn10300_legitimize_address): ... this.
18640 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18641 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18642 (alpha_expand_mov): Adjust call.
18644 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18645 * config/spu/spu.c (spu_legitimize_address): Likewise.
18646 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18647 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18649 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18651 * intl.c (locale_encoding, locale_utf8): New.
18652 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18653 * intl.h (locale_encoding, locale_utf8): Declare.
18654 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18655 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18657 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18659 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18660 (pp_base_tree_identifier): Declare as function.
18661 (identifier_to_locale): Declare.
18662 * Makefile.in (pretty-print.o): Update dependencies.
18663 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18665 2009-05-04 Richard Guenther <rguenther@suse.de>
18667 PR middle-end/40015
18668 * builtins.c (fold_builtin_memory_op): Do not decay to element
18669 type if the size matches the whole array.
18671 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18673 * expmed.c (synth_mult): When trying out a shift, pass the result
18676 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18678 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18679 (shiftsub1_cost): New.
18680 (init_expmed): Compute shiftsub1_cost.
18681 (synth_mult): Optimize multiplications by constants of the form
18682 -(2^^m-1) for some constant positive integer m.
18684 2009-05-03 Richard Guenther <rguenther@suse.de>
18687 * c-typeck.c (array_to_pointer_conversion): Do not built
18688 ADDR_EXPRs of arrays of pointer-to-element type.
18689 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18690 up wrong ADDR_EXPRs after-the-fact.
18691 * c-common.c (strict_aliasing_warning): Strip pointer
18692 conversions for obtaining the original type.
18693 * builtins.c (fold_builtin_memset): Handle array types.
18694 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18697 2009-05-03 Richard Guenther <rguenther@suse.de>
18699 PR middle-end/23329
18700 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18701 Do not lose casts from array types with unknown extent to array
18702 types with known extent.
18703 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18704 alias set compatibility.
18706 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18708 * flags.h (extra_warnings): Delete.
18709 * toplev.c (process_options): Handle Wuninitialized here.
18710 * opts.c (extra_warnings): Delete.
18711 (set_Wextra): Delete.
18712 (common_handle_option): -Wextra can be handled automatically.
18713 * c-opts.c (c_common_handle_option): Delete obsolete code.
18714 (c_common_post_options): Simplify comment.
18715 * common.opt (W): Add Var.
18717 (Wuninitialized): Initialize to -1.
18719 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18720 Richard Guenther <rguenther@suse.de>
18722 * expr.c (get_def_for_expr): New function.
18723 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18724 SSA rather than trees.
18725 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18726 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18728 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18730 * c-common.c (reswords): Add _Imaginary.
18731 * c-common.c (enum rid): Add RID_IMAGINARY.
18733 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18735 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18736 Patch by Richard Guenther.
18738 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18740 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18741 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18742 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18743 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18744 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18745 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18746 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18747 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18748 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18749 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18750 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18751 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18752 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18753 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18754 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18755 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18756 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18757 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18759 2009-05-02 Richard Guenther <rguenther@suse.de>
18761 PR tree-optimization/39940
18762 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18765 2009-05-02 Richard Guenther <rguenther@suse.de>
18767 PR middle-end/40001
18768 * tree-ssa.c (execute_update_addresses_taken): Properly check
18769 if we can mark a variable DECL_GIMPLE_REG_P.
18770 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18771 back to the end of the function.
18772 (is_gimple_reg_type): Remove complex type special casing.
18773 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18776 2009-05-02 Ben Elliston <bje@au.ibm.com>
18778 * doc/collect2.texi (Collect2): Document search path behaviour
18779 when configured with --with-ld.
18781 2009-05-02 Jan Hubicka <jh@suse.cz>
18783 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18784 parameter; update callers.
18785 (coalesce_cost_edge): EH edges are costier because they needs
18786 splitting even if not critical and even more costier when there are
18787 multiple EH predecestors.
18789 2009-05-02 Jan Hubicka <jh@suse.cz>
18791 * except.c (remove_eh_handler_and_replace): Handle updating after
18792 removing TRY blocks.
18794 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18796 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18798 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18800 * varasm.c: Do not include c-pragma.h.
18801 * attribs.c: Do not incude c-common.h.
18803 2009-05-01 Michael Matz <matz@suse.de>
18805 * calls.c (initialize_argument_information): Handle SSA names like
18806 decls with a non MEM_P DECL_RTL.
18808 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18810 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18811 * ipa-utils.c: Likewise.
18812 * ipa-type-escape.c: Likewise.
18813 * cgraphunit.c Do not include c-common.h.
18814 * ipa-pure-const.c: Likewise.
18815 * tree-if-conv.c: Likewise.
18816 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18817 * ipa-struct-reorg.c: Likewise.
18818 * tree-nomudflap.c: Likewise.
18819 * tree-ssa-structalias.c: Likewise.
18821 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18823 * store-motion.c: Many cleanups to make this pass a first-class
18824 citizen instead of an appendix to gcse load motion. Add TODO list
18825 to make this pass faster/cleaner/better.
18827 (struct ls_expr): Post gcse.c-split cleanups.
18828 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18829 "stores" field to "avail_stores".
18830 (pre_ldst_mems): Rename to store_motion_mems.
18831 (pre_ldst_table): Rename to store_motion_mems_table.
18832 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18833 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18834 (ldst_entry): Rename to st_expr_entry, update users.
18835 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18836 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18837 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18839 (first_ls_expr): Rename to first_st_expr, update users.
18840 (next_ls_expr): Rename to next_st_expr, update users.
18841 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18842 fields properly for store motion instead of names inherited from load
18844 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18845 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18848 (ae_kill): Rename to st_kill, update users.
18849 (ae_gen): Rename to st_avloc, update users.
18850 (transp): Rename to st_transp, update users.
18851 (pre_insert_map): Rename to st_insert_map, update users.
18852 (pre_delete_map): Rename to st_delete_map, update users.
18853 (insert_store, build_store_vectors, free_store_memory,
18854 one_store_motion_pass): Update for abovementioned changes.
18856 (gcse_subst_count, gcse_create_count): Remove.
18857 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18858 and "n_stores_created", local variables.
18860 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18863 (regvec, compute_store_table_current_insn): Remove.
18864 (reg_set_info, reg_clear_last_set): Remove.
18865 (compute_store_table): Use DF caches instead of local dataflow
18868 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18870 * c-objc-common.c (c_tree_printer): Print identifiers with
18871 pp_identifier, not pp_string. Mark "({anonymous})" for
18873 * c-pretty-print.c (pp_c_ws_string): New.
18874 (pp_c_cv_qualifier, pp_c_type_specifier,
18875 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18876 pp_c_storage_class_specifier, pp_c_function_specifier,
18877 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18878 pp_c_primary_expression, pp_c_postfix_expression,
18879 pp_c_unary_expression, pp_c_shift_expression,
18880 pp_c_relational_expression, pp_c_equality_expression,
18881 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18882 use pp_string and pp_c_ws_string in place of pp_identifier and
18883 pp_c_identifier for non-identifiers. Mark English strings for
18885 * c-pretty-print.h (pp_c_ws_string): Declare.
18887 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18888 Roland McGrath <roland@redhat.com>
18890 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18891 (ENABLE_LD_BUILDID): New configuration option.
18892 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18893 (LINK_BUILDID_SPEC): New macro.
18894 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18896 * doc/install.texi: Document --enable-linker-build-id option.
18897 * configure: Rebuild.
18898 * config.in: Rebuild.
18900 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18902 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18903 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18904 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18905 MIPS_GP_SAVE_AREA_SIZE.
18906 * config/mips/mips.c (struct mips_frame_info): Update comment
18907 before arg_pointer_offset and hard_frame_pointer_offset.
18908 (mips_compute_frame_info): Update diagram before function: to
18909 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18910 indicate the position of frame_pointer_rtx with -fstack-protector and
18911 to show args_size. Don't allocate cprestore area for leaf functions
18912 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18914 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18916 2009-04-30 Michael Matz <matz@suse.de>
18918 PR tree-optimization/39955
18919 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18921 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18923 * ira.c (setup_cover_and_important_classes): Use safe macro
18924 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18926 * genpreds.c (write_tm_preds_h): Output suitable definition of
18927 REG_CLASS_FOR_CONSTRAINT.
18929 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18931 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18933 * bitmap.c (bitmap_descriptor): Likewise.
18934 * ggc-common.c (loc_descriptor): Likewise.
18935 * varray.c (varray_descriptor): Likewise.
18936 * vec.c (vec_descriptor): Likewise.
18938 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18940 * Makefile.in (dce.o): Add $(EXCEPT_H).
18941 * dce.c: Include except.h and delete redundant vector definitions.
18942 (deletable_insn_p): Return false for non-call insns that can throw
18945 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18947 * gcse.c (ae_gen): Remove.
18948 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18949 and make non-static function to make it available in store-motion.c.
18950 Update call sites with search-and-replace.
18951 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18952 extract_mentioned_regs, extract_mentioned_regs_helper,
18953 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18954 store_killed_in_insn, store_killed_after, store_killed_before,
18955 build_store_vectors, insert_insn_start_basic_block, insert-store,
18956 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18957 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18958 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18959 * store-motion.c: ...new file. Also copy data structures from gcse.c
18960 and clean up to remove parts not used by store motion.
18961 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18962 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18964 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18967 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18968 when optimizing for size.
18970 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18972 * gcse.c (gcse_constant_p): Fix typo in last change.
18974 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18976 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18978 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18980 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18982 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18984 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18985 CONST_HIGH_PART result.
18987 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18989 * config/avr/avr.c (initial_elimination_offset): Rename to
18990 avr_initial_elimination_offset.
18991 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18992 change return type to bool.
18993 (avr_can_eliminate): New function.
18994 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18995 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18996 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18997 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18998 avr_initial_elimination_offset.
18999 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19000 (avr_initial_elimination_offset): Define.
19002 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19003 Steven Bosscher <steven@gcc.gnu.org>
19005 PR rtl-optimization/39938
19006 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19007 * cfgrtl.c: Include insn-attr.h.
19008 (rest_of_pass_free_cfg): New function.
19009 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19010 * resource.c (init_resource_info): Remove call to df_analyze.
19012 2009-04-29 Richard Guenther <rguenther@suse.de>
19015 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19016 allow conversion to signed integers.
19018 2009-04-29 Richard Guenther <rguenther@suse.de>
19020 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19021 shifts of floating point vectors if the shift amount is
19022 a constant multiple of the element size.
19024 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19025 Michael Matz <matz@suse.de>
19027 PR middle-end/39927
19029 * tree-outof-ssa.c (emit_partition_copy): New function.
19030 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19031 insert_part_to_rtx_on_edge): Perform the partition base var
19032 copy using emit_partition_copy.
19033 (insert_value_copy_on_edge): Convert constants to the right mode.
19034 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19035 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19037 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19039 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19040 scan backwards to try to find a constant to initialize it.
19042 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19043 insn before the loop_end instruction, don't look past labels.
19045 2009-04-29 Richard Guenther <rguenther@suse.de>
19047 PR middle-end/39937
19048 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19049 loose type conversions.
19050 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19051 stmts only if there are no uses of its definition.
19053 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19055 * config/bfin/bfin.h (splitting_loops): Declare.
19056 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19057 Reorder bit definitions to be ascending.
19058 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19059 * config/bfin/bfin.c (splitting_loops): New variable.
19060 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19061 (struct loop_info): Remove members INIT and LOOP_INIT.
19062 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19063 the LSETUP sequence. Allow LC to be loaded from any register, but
19064 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19065 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19067 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19068 of reload_completed.
19071 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19073 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19075 * Makefile.in (PLUGIN_VERSION_H): New.
19076 (OBJS-common): Remove plugin-version.o.
19077 (plugin.o): Depend on (PLUGIN_VERSION_H).
19078 (plugin-version.o): Remove.
19079 * configure: Regenerate
19080 * configure.ac: Create plugin-version.h.
19081 * gcc-plugin.h (plugin_gcc_version): Remove.
19082 (plugin_default_version_check): Change signature.
19083 * plugin-version.c: Remove.
19084 * plugin.c: Include plugin-version.h.
19085 (str_plugin_gcc_version_name): Remove.
19086 (try_init_one_plugin): Pass gcc version to plugin_init.
19087 (plugin_default_version_check): Both gcc and plugin versions are now
19090 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19092 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19093 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19094 Remove special case testing for last insn of inner loops. Don't fail
19095 if the loop ends with a jump, emit an extra nop instead.
19097 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19098 DREGS rather than comparing directly. Remove code that tries to
19099 account for latencies.
19101 2009-04-29 Richard Guenther <rguenther@suse.de>
19103 PR tree-optimization/39941
19104 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19105 eliminating an indirect call.
19107 2009-04-29 Richard Guenther <rguenther@suse.de>
19109 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19110 parameter. Allow invariants as base if !require_lvalue.
19111 (verify_gimple_assign_single): Adjust.
19113 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19115 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19116 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19117 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19118 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19119 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19121 * config/bfin/bfin.c (bfin_expand_builtin,
19122 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19124 2009-04-28 Richard Guenther <rguenther@suse.de>
19126 * tree-vect-loop.c (get_initial_def_for_induction): Use
19127 correct types for pointer increment.
19129 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19131 * toplev.c (print_version): Update GMP version string calculation.
19133 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19135 PR rtl-optimization/39938
19136 * resource.c (init_resource_info): Add call to df_analyze.
19138 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19140 * config/alpha/alpha.md (usegp): Cast the result of
19141 alpha_find_lo_sum_using_gp to enum attr_usegp.
19142 * config/alpha/alpha.c (override_options): Remove end-of-structure
19143 marker element from cpu_table. Use array size of cpu_table to handle
19144 -mcpu and -mtune options.
19145 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19147 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19149 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19150 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19151 tune_32 and tune_64.
19152 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19153 support on PowerPC.
19154 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19155 * config/rs6000/option-defaults.h: ... here. New file.
19156 (OPT_64, OPT_32): Define.
19157 (MASK_64BIT): Define to 0 if not already defined.
19158 (OPT_ARCH64, OPT_ARCH32): Define.
19159 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19162 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19164 * config/arm/arm.c (arm_override_options): Emit error on using
19167 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19169 PR rtl-optimization/39914
19170 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19171 registers for allocnos created from user-defined variables only
19172 when not optimizing.
19174 2009-04-28 Richard Guenther <rguenther@suse.de>
19176 PR middle-end/39937
19177 * fold-const.c (fold_binary): Use distribute_real_division only
19180 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19182 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19183 add hpux-stdint.h to tm_file.
19184 (hppa[12]*-*-hpux11*): Ditto.
19185 (ia64*-*-hpux*): Ditto.
19186 * config/hpux-stdint.h: New.
19187 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19188 __STDC_EXT__ for all compiles.
19189 * config/pa/pa-hpux.h: Ditto.
19190 * config/pa/pa-hpux10.h: Ditto.
19191 * config/pa/pa-hpux11.h: Ditto.
19193 2009-04-28 Catherine Moore <clm@codesourcery.com>
19195 * debug.h (set_name): Add comment.
19197 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19200 * config/darwin.c (machopic_gen_offset): Check
19201 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19202 * config/arm/arm.c (require_pic_register): Likewise.
19204 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19206 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19207 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19208 m32c_promote_prototypes): Delete.
19210 2009-04-28 Michael Matz <matz@suse.de>
19212 PR middle-end/39922
19213 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19216 2009-04-28 Richard Guenther <rguenther@suse.de>
19218 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19220 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19222 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19223 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19224 * config/arm/arm-tune.md: Regenerate.
19226 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19228 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19229 block if there are complex incoming edges.
19230 (sel_merge_blocks): Remove useless assert.
19231 (sel_redirect_edge_and_branch): Check that edge was redirected.
19232 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19233 (sel_find_rgns): Delete declaration.
19234 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19235 the region when it is not a preheader.
19237 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19240 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19242 2009-04-28 Richard Guenther <rguenther@suse.de>
19244 * tree.h (SSA_NAME_VALUE): Remove.
19245 (struct tree_ssa_name): Remove value_handle member.
19246 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19247 array for jump threading.
19248 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19250 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19251 * tree-flow.h (threadedge_initialize_values): Declare.
19252 (threadedge_finalize_values): Likewise.
19253 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19254 (SSA_NAME_VALUE): Define.
19255 (threadedge_initialize_values): New function.
19256 (threadedge_finalize_values): Likewise.
19257 * tree-ssa-dom.c (ssa_name_values): New global variable.
19258 (SSA_NAME_VALUE): Define.
19259 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19261 2009-04-28 Ira Rosen <irar@il.ibm.com>
19263 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19264 Use REPORT_VECTORIZED_LOCATIONS instead
19265 REPORT_VECTORIZED_LOOPS.
19266 * tree-vectorizer.c (vect_verbosity_level): Make static.
19267 (vect_loop_location): Rename to vect_location.
19268 (vect_set_verbosity_level): Update comment.
19269 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19271 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19272 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19273 instead REPORT_UNVECTORIZED_LOOPS.
19274 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19275 and vect_loop_def to vect_external_def and vect_internal_def.
19276 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19277 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19278 REPORT_UNVECTORIZED_LOCATIONS.
19279 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19280 and vect_used_in_loop and to vect_unused_in_scope and
19281 vect_used_in_scope.
19282 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19283 (vect_verbosity_level): Remove declaration.
19284 (vect_analyze_operations): Likewise.
19285 (vect_analyze_stmt): Declare.
19286 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19287 REPORT_UNVECTORIZED_LOCATIONS.
19288 (vect_get_loop_niters): Fix indentation.
19289 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19290 (vect_analyze_loop_operations): New function.
19291 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19292 vect_analyze_operations.
19293 (vect_is_simple_reduction): Use new names.
19294 (vectorizable_live_operation, vect_transform_loop): Likewise.
19295 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19296 to specify whether the data references can be a part of interleaving
19298 (vect_analyze_data_ref_dependence): Use new names.
19299 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19300 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19301 * tree-vect-patterns.c (widened_name_p): Use new names.
19302 (vect_recog_dot_prod_pattern): Likewise.
19303 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19304 (process_use, vect_mark_stmts_to_be_vectorized,
19305 vect_model_simple_cost, vect_model_store_cost,
19306 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19307 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19308 vectorizable_operation, vectorizable_type_demotion,
19309 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19310 vectorizable_condition): Likewise.
19311 (vect_analyze_operations): Split into vect_analyze_loop_operations
19313 (vect_analyze_stmt): ... new function.
19314 (new_stmt_vec_info): Use new names.
19315 (vect_is_simple_use): Use new names and fix comment.
19316 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19317 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19319 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19322 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19323 and integer modes for x87 operands. Do not ICE for unsupported size,
19324 generate error instead. Generate error for unsupported operand types.
19325 ['z']: Do not handle HImode memory operands specially. Warning
19326 for floating-point operands. Fallthru to 'Z' for unsupported operand
19327 types. Do not ICE for unsupported size, generate error instead.
19328 (output_387_binary_op): Use %Z to output operands.
19329 (output_fp_compare): Ditto.
19330 (output_387_reg_move): Ditto.
19332 2009-04-28 Ben Elliston <bje@au.ibm.com>
19337 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19339 * builtins.c (c_strlen): Do not warn here.
19340 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19341 * c-common.c (pointer_int_sum): Take an explicit location.
19342 Warn about offsets out of bounds.
19343 * c-common.h (pointer_int_sum): Adjust declaration.
19345 2009-04-27 Ian Lance Taylor <iant@google.com>
19347 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19349 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19350 * df-core.c (df_set_flags): Change return type to int. Change
19351 type of old_flags to int.
19352 (df_clear_flags): Likewise.
19353 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19354 (df_get_conditional_uses): Likewise.
19355 * df.h (df_set_flags, df_clear_flags): Update declarations.
19356 * dwarf2out.c (struct indirect_string_node): Change type of form
19357 field to enum dwarf_form.
19358 (AT_string_form): Change return type to enum dwarf_form.
19359 * fixed-value.c (fixed_compare): Add cast to enum type.
19360 * fwprop.c (update_df): Change 0 to VOIDmode.
19361 * gensupport.c: Change 0 to UNKNOWN.
19362 * gimple.h (gimple_cond_code): Add cast to enum type.
19363 * haifa-sched.c (reemit_notes): Add cast to enum type.
19364 * hooks.c (hook_int_void_no_regs): Remove function.
19365 * hooks.h (hook_int_void_no_regs): Remove declaration.
19366 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19367 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19368 * real.c (real_arithmetic): Add cast to enum type.
19369 (real_compare): Likewise.
19370 * target.h (struct gcc_target): Change return type of
19371 branch_target_register_class to enum reg_class.
19372 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19373 default_branch_target_register_class.
19374 * targhooks.c (default_branch_target_register_class): New function.
19375 * targhooks.h (default_branch_target_register_class): Declare.
19376 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19377 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19379 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19381 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19382 vect_uninitialized_def. Change 0 to ERROR_MARK.
19383 * tree-vect-stmts.c (supportable_widening_operation): Don't
19384 initialize icode1 and icode2.
19385 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19386 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19388 (cmn_err_flag_specs): Change 0 to STD_C89.
19389 (cmn_err_char_table): Likewise.
19390 * config/arm/arm.c (get_arm_condition_code): Change type of code
19391 to enum arm_cond_code.
19392 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19393 (IWMMXT_BUILTIN2): Likewise.
19394 (neon_builtin_type_bits): Don't define typedef.
19395 (neon_builtin_datum): Change type of bits field to int.
19396 (arm_expand_neon_args): Add cast to enum type.
19397 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19399 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19400 casts to enum type.
19401 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19403 * config/mips/mips.md (jal_macro): Return enum constant.
19404 (single_insn): Likewise.
19405 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19407 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19408 casts to enum type.
19409 * config/s390/s390.c (s390_tune_flags): Change type to int.
19410 (s390_arch_flags): Likewise.
19411 (s390_handle_arch_option): Change flags field of struct pta to int.
19412 * config/s390/s390.h (s390_tune_flags): Update declaration.
19413 (s390_arch_flags): Likewise.
19414 * config/sh/sh.c (prepare_move_operands): Compare
19415 tls_symbolic_operand result with enum constant.
19416 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19417 (sh_expand_prologue): Add cast to enum type.
19418 (sh_expand_epilogue): Likewise.
19419 (tls_symbolic_operand): Change return type to enum tls_model.
19420 (fpscr_set_from_mem): Add cast to enum type.
19421 (legitimize_pic_address): Compare tls_symbolic_operand result with
19423 (sh_target_reg_class): Change return type to enum reg_class.
19424 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19426 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19427 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19428 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19429 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19430 (delayed_branch, tls_call_delay): Likewise.
19431 (eligible_for_sibcall_delay): Likewise.
19432 (eligible_for_return_delay): Likewise.
19433 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19434 (spu_expand_builtin_1): Likewise.
19436 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19437 for all types of conversions.
19438 (output_init_element): Issue -Wc++-compat warning if needed when
19439 initializing a bitfield with enum type.
19440 * c-parser.c (c_parser_expression): Set original_type to
19441 original_type of right hand operand of comma operator.
19443 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19445 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19447 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19448 * doc/cpp.texi (Standard Predefined Macros)
19449 (Implementation-defined behavior): Likewise.
19450 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19451 * doc/gimple.texi (GIMPLE Exception Handling)
19452 (@code{GIMPLE_ASSIGN}): Likewise.
19453 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19454 * doc/invoke.texi (Warning Options, Optimize Options)
19455 (AVR Options, Darwin Options): Likewise.
19456 (Optimize Options): Reformulate -fwhole-program description.
19457 * doc/loop.texi (Lambda): Likewise.
19458 * doc/md.texi (Output Template, Define Constraints)
19459 (Standard Names, Insn Splitting): Likewise.
19460 * doc/options.texi (Option properties): Likewise.
19461 * doc/passes.texi (Tree-SSA passes): Likewise.
19462 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19463 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19464 (File Names and DBX): Likewise.
19465 * doc/trouble.texi (Incompatibilities): Likewise.
19467 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19469 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19470 instruction is correct.
19472 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19474 Allow non-constant arguments to conversion intrinsics.
19475 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19476 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19477 * spu.c (print_operand): Handle 'v' and 'w'.
19478 (exp2_immediate_p, spu_gen_exp2): Define.
19479 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19480 spu_convtf_1): Update parameter descriptions.
19481 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19482 * constraints.md ('v', 'w'): New.
19483 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19485 (i2f, I2F): New define_mode_attr.
19486 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19487 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19488 fixuns_truncv4sfv4si2): Update to use mode attribute.
19489 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19490 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19491 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19492 patterns for combine.
19494 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19496 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19497 (cprop, hoist, pre, store_motion): New debug counters.
19498 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19499 is not an RTL pass anymore.
19500 (pass_profiling): Remove extern decl for pass removed in 2005.
19501 (pass_gcse, pass_jump_bypass): Remove.
19502 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19503 to 0 for clean state.
19504 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19505 * cse.c (gate_handle_cse_after_global_opts,
19506 rest_of_handle_cse_after_global_opts): New functions.
19507 (pass_cse_after_global_opts): New pass, does local CSE.
19508 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19509 (TV_CPROP): New timevar.
19510 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19511 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19512 (gcse_main, recompute_all_luids): Remove.
19513 (compute_hash_table_work): Call max_reg_num instead of reading
19515 (cprop_jump): Don't set run_jump_opt_after_gcse.
19516 (constprop_register): Always allow to alter jumps.
19517 (cprop_insn): Likewise.
19518 (do_local_cprop): Likewise.
19519 (local_cprop_pass): Likewise. Return non-zero if something changed.
19520 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19521 (find_implicit_sets): Add note about missed optimization opportunity.
19522 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19523 pass_rtl_cprop execute function.
19524 Don't bother tracking the pass number, each pass gets its own dumpfile
19526 Always allow to alter jumpsand bypass jumps.
19527 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19528 will just find no suitable set.
19529 (pre_edge_insert): Fix dumping, this function is for PRE only.
19530 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19531 pass_rtl_pre execute function.
19532 (hoist_code): Return non-zero if something changed. Keep track of
19533 substitutions and insertions for statistics gathering similar to PRE.
19534 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19535 called from the pass_rtl_hoist execute function. Show pass statistics.
19536 (compute_store_table): Use max_reg_num directly instead of using the
19537 formerly global max_gcse_regno.
19538 (build_store_vectors): Likewise.
19539 (replace_store_insn): Fix dumping.
19540 (store_motion): Rename to ...
19541 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19542 pass, called from the pass_rtl_store_motion execute function. Keep
19543 track of substitutions and insertions for statistics gathering similar
19545 (bypass_jumps): Remove, fold interesting bits into ...
19546 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19547 from the pass_rtl_cprop execute function.
19548 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19549 pass_jump_bypass): Remove.
19550 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19551 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19552 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19553 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19554 (gate_rtl_store_motion, execute_rtl_store_motion,
19555 pass_rtl_store_motion): New.
19556 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19557 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19558 * passes.c (init_optimization_passes): Remove pass_gcse and
19559 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19560 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19561 instead of pass_jump_bypass.
19563 2009-04-27 Richard Guenther <rguenther@suse.de>
19565 PR middle-end/39928
19566 * gimplify.c (gimplify_expr): If we are required to create
19567 a temporary make sure it ends up as register.
19569 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19572 * config/i386/i386.c (construct_container): Don't call
19573 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19574 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19576 2009-04-27 Michael Matz <matz@suse.de>
19578 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19579 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19580 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19581 (dump_replaceable_exprs): Take a bitmap.
19582 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19584 (expand_gimple_basic_block): Likewise.
19585 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19586 replaceable_expressions member a bitmap.
19587 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19588 (mark_replaceable): Likewise.
19589 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19590 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19592 2009-04-27 Richard Guenther <rguenther@suse.de>
19594 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19595 (verify_stmts): Dispatch to gimple/type verification code.
19596 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19597 issue with call argument types.
19599 2009-04-27 Michael Matz <matz@suse.de>
19601 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19602 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19605 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19606 Eric Botcazou <ebotcazou@adacore.com>
19608 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19609 a label's basic block.
19610 (mark_target_live_regs): Tidy and rework obsolete comments.
19611 Change back DF problem to LIVE. If a label starts a basic block,
19612 assume that all registers that used to be live then still are.
19613 (init_resource_info): If a label starts a basic block, set its
19614 BLOCK_FOR_INSN accordingly.
19615 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19617 2009-04-27 Richard Guenther <rguenther@suse.de>
19619 * tree-flow-inline.h (function_ann): Remove.
19620 (get_function_ann): Likewise.
19621 * tree-dfa.c (create_function_ann): Remove.
19622 * tree-flow.h (struct static_var_ann_d): Remove.
19623 (struct function_ann_d): Likewise.
19624 (union tree_ann_d): Remove fdecl member.
19625 (function_ann_t): Remove.
19626 (function_ann, get_function_ann, create_function_ann): Remove
19629 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19631 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19633 2009-04-27 Jan Hubicka <jh@suse.cz>
19635 * ipa-pure-const.c (struct funct_state_d): New fields
19636 state_previously_known, looping_previously_known; remove
19637 state_set_in_source.
19638 (analyze_function): Use new fields.
19639 (propagate): Avoid assumption that state_set_in_source imply
19642 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19643 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19644 * cfgloop.h (finite_loop_p): Declare.
19646 2009-04-26 Michael Matz <matz@suse.de>
19648 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19650 2009-04-26 Michael Matz <matz@suse.de>
19652 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19653 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19654 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19655 pass_mark_used_blocks): Remove.
19656 * tree-optimize.c (pass_free_datastructures,
19657 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19658 * passes.c (init_optimization_passes): Don't call
19659 pass_mark_used_blocks, remove dead code.
19661 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19663 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19664 * tree-ssa-live.h (register_ssa_partition): Likewise.
19666 2009-04-26 Michael Matz <matz@suse.de>
19669 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19670 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19671 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19673 (compare_pairs): Swap cost comparison.
19674 (coalesce_ssa_name): Don't use change_partition_var.
19675 * tree-nrv.c (struct nrv_data): Add modified member.
19676 (finalize_nrv_r): Set it.
19677 (tree_nrv): Use it to update statements.
19678 (pass_nrv): Require PROP_ssa.
19679 * tree-mudflap.c (mf_decl_cache_locals,
19680 mf_build_check_statement_for): Use make_rename_temp.
19681 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19682 * alias.c (find_base_decl): Handle SSA names.
19683 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19684 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19685 * rtl.h (set_reg_attrs_for_parm): Declare.
19686 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19687 to "optimized", remove unused locals at finish.
19688 (execute_free_datastructures): Make global, call
19689 delete_tree_cfg_annotations.
19690 (execute_free_cfg_annotations): Don't call
19691 delete_tree_cfg_annotations.
19693 * ssaexpand.h: New file.
19694 * expr.c (toplevel): Include ssaexpand.h.
19695 (expand_assignment): Handle SSA names the same as register variables.
19696 (expand_expr_real_1): Expand SSA names.
19697 * cfgexpand.c (toplevel): Include ssaexpand.h.
19698 (SA): New global variable.
19699 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19700 (SSAVAR): New macro.
19701 (set_rtl): New helper function.
19702 (add_stack_var): Deal with SSA names, use set_rtl.
19703 (expand_one_stack_var_at): Likewise.
19704 (expand_one_stack_var): Deal with SSA names.
19705 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19706 before unique numbers.
19707 (expand_stack_vars): Use set_rtl.
19708 (expand_one_var): Accept SSA names, add asserts for them, feed them
19709 to above subroutines.
19710 (expand_used_vars): Expand all partitions (without default defs),
19711 then only the local decls (ignoring those expanded already).
19712 (expand_gimple_cond): Remove edges when jumpif() expands an
19713 unconditional jump.
19714 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19715 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19717 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19718 members of SA; deal with PARM_DECL partitions here; expand
19719 all PHI nodes, free tree datastructures and SA. Commit instructions
19720 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19721 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19722 info and statements at start, collect garbage at finish.
19723 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19724 (VAR_ANN_PARTITION) Remove.
19725 (change_partition_var): Don't declare.
19726 (partition_to_var): Always return SSA names.
19727 (var_to_partition): Only accept SSA names.
19728 (register_ssa_partition): Only check argument.
19729 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19731 (delete_var_map): Don't free it.
19732 (var_union): Only accept SSA names, simplify.
19733 (partition_view_init): Mark only useful SSA names as used.
19734 (partition_view_fini): Only deal with SSA names.
19735 (change_partition_var): Remove.
19736 (dump_var_map): Use ssa_name instead of partition_to_var member.
19737 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19739 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19740 (struct _elim_graph): New member const_dests; nodes member vector of
19742 (set_location_for_edge): New static helper.
19743 (create_temp): Remove.
19744 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19745 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19746 (new_elim_graph): Allocate const_dests member.
19747 (clean_elim_graph): Truncate const_dests member.
19748 (delete_elim_graph): Free const_dests member.
19749 (elim_graph_size): Adapt to new type of nodes member.
19750 (elim_graph_add_node): Likewise.
19751 (eliminate_name): Likewise.
19752 (eliminate_build): Don't take basic block argument, deal only with
19753 partition numbers, not variables.
19754 (get_temp_reg): New static helper.
19755 (elim_create): Use it, deal with RTL temporaries instead of trees.
19756 (eliminate_phi): Adjust all calls to new signature.
19757 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19758 (rewrite_trees): Only do checking.
19759 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19760 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19761 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19762 contains_tree_r, MAX_STMTS_IN_LATCH,
19763 process_single_block_loop_latch, analyze_edges_for_bb,
19764 perform_edge_inserts): Remove.
19765 (expand_phi_nodes): New global function.
19766 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19767 functions, initialize new parameter, remember partitions having a
19769 (finish_out_of_ssa): New global function.
19770 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19771 don't reset in_ssa_p here, don't disable TER when mudflap.
19772 (pass_del_ssa): Remove.
19773 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19775 (execute_free_datastructures): Declare.
19776 * Makefile.in (SSAEXPAND_H): New variable.
19777 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19778 * basic-block.h (commit_one_edge_insertion): Declare.
19779 * passes.c (init_optimization_passes): Move pass_nrv and
19780 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19781 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19782 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19783 (redirect_branch_edge): Deal with super block when expanding, split
19784 out jump patching itself into ...
19785 (patch_jump_insn): ... here, new static helper.
19787 2009-04-26 Michael Matz <matz@suse.de>
19789 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19790 beyond num_ssa_names.
19791 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19792 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19794 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19796 PR inline-asm/39543
19797 * fwprop.c (forward_propagate_asm): New function.
19798 (forward_propagate_and_simplify): Propagate also into __asm, if it
19799 doesn't increase the number of referenced registers.
19802 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19804 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19806 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19807 note_nonlocal_vla_type for nonlocal VLAs.
19808 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19809 contains_remapped_vars, remap_vla_decls): New functions.
19810 (convert_nonlocal_reference_stmt): If not optimizing, call
19811 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19812 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19813 if it wasn't found in var_map.
19814 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19815 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19816 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19818 * gimplify.c (nonlocal_vlas): New variable.
19819 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19821 (gimplify_body): Create and destroy nonlocal_vlas.
19823 * dwarf2out.c (loc_descr_plus_const): New function.
19824 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19825 mem_loc_descriptor, loc_descriptor_from_tree_1,
19826 descr_info_loc, gen_variable_die): Use it.
19828 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19829 !TREE_STATIC VAR_DECLs.
19830 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19831 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19832 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19833 DECL_BY_REFERENCE is valid.
19834 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19835 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19836 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19837 Copy DECL_BY_REFERENCE.
19838 (struct nesting_copy_body_data): New type.
19839 (nesting_copy_decl): New function.
19840 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19841 if they have variable length.
19843 2009-04-26 Michael Matz <matz@suse.de>
19845 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19846 mark new temporaries for renaming.
19848 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19851 * c-decl.c (global_bindings_p): Return negative value.
19852 (c_variable_size): New. Based on variable_size from
19854 (grokdeclarator): Call c_variable_size not variable_size.
19856 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19858 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19860 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19862 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19863 Redefine it to just use mingw/include.
19864 (ASM_SPEC): Rules for -m32 and -m64.
19865 (LINK_SPEC): Use Likewise.
19866 (SPEC_32): New define.
19867 (SPEC_64): Likewise.
19868 (SUB_LINK_SPEC): Likewise.
19869 (MULTILIB_DEFAULTS): New define.
19870 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19871 Add multilib options.
19872 (MULTILIB_DIRNAMES): Likewise.
19873 (MULTILIB_OSDIRNAMES): Likewise.
19874 (LIBGCC): Likewise.
19875 (INSTALL_LIBGCC): Likewise.
19877 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19880 * c-tree.h (enum c_inline_static_type): New.
19881 (record_inline_static): Declare.
19882 * c-decl.c (struct c_inline_static, c_inline_statics,
19883 record_inline_static, check_inline_statics): New.
19884 (pop_file_scope): Call check_inline_statics.
19885 (start_decl): Call record_inline_static instead of pedwarning
19886 directly for static in inline function.
19887 * c-typeck.c (build_external_ref): Call record_inline_static
19888 instead of pedwarning directly for static referenced in inline
19891 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19893 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19894 not new but only being rescanned.
19895 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19896 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19897 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19898 record_set_info, compute_set, grealloc): Remove.
19899 (recompute_all_luids): New function.
19900 (gcse_main): Don't compute sets, and don't do related memory
19901 allocations/free-ing. If something changed before the end of the
19902 pass, update LUIDs using recompute_all_luids.
19903 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19904 (free_gcse_mem): Don't free it either.
19905 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19906 Use the df insn LUIDs.
19907 (load_killed_in_block): Likewise.
19908 (compute_hash_table_work): Don't compute reg_set_in_block.
19909 (compute_transp): Use DF_REG_DEF_CHAINs.
19910 (local_cprop_pass): Don't use compute_sets and related functions.
19911 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19912 Use get_max_uid() instead of max_cuid.
19913 (insert_insn_end_basic_block, pre_insert_copy_insn,
19914 update_ld_motion_stores): Don't try to
19915 keep reg_set tables up to date.
19916 (pre_insert_copies): Use df insn LUIDs.
19917 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19918 (reg_set_info): Don't use extra bitmap argument.
19919 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19920 information to compute regs_set_in_block.
19921 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19922 (bypass_jumps): Don't use compute_sets and friends.
19924 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19927 * opts.c (undocumented_msg): Do not leave blank even with
19930 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19932 * c-decl.c (build_enumerator): Allow values folding to integer
19933 constants but not integer constant expressions with a pedwarn if
19936 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19939 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19940 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19941 type is an integer constant.
19943 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19946 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19949 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19952 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19953 with variably modified return type and no storage class
19954 specifiers, except for the case of nested functions. Distinguish
19955 extern declarations of functions with variably modified return
19956 types from those of objects with variably modified types.
19958 2009-04-25 Jan Hubicka <jh@suse.cz>
19960 * tree.c (list_equal_p): New function.
19961 * tree.h (list_equal_p): Declare.
19962 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19963 basic_block_def, basic_block, const_basic_block): New.
19964 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19965 (redirect_eh_edge): New function.
19966 (make_eh_edge_update_phi): EH edges are not abnormal.
19967 * except.c: Include tree-flow.h.
19968 (list_match): New function.
19969 (eh_region_replaceable_by_p): New function.
19970 (replace_region): New function.
19971 (hash_type_list): New function.
19972 (hash_eh_region): New function.
19973 (eh_regions_equal_p): New function.
19974 (merge_peers): New function.
19975 (remove_unreachable_regions): Verify EH tree when checking;
19977 (copy_eh_region_1): New function.
19978 (copy_eh_region): New function.
19979 (push_reachable_handler): New function.
19980 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19981 regions without label but with live RESX.
19982 * except.h (redirect_eh_edge_to_label): New.
19983 * tree-flow.h (redirect_eh_edge): New.
19984 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19985 basic_block_def, basic_block, const_basic_block): Remove.
19986 * Makefile.in (except.o): Add dependency on tree-flow.h
19987 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19988 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19991 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19994 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19995 on the destination of memcpy.
19997 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19999 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20000 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20001 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20003 2009-04-25 Jan Hubicka <jh@suse.cz>
20005 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20006 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20007 to be reached by different label than left.
20008 (update_eh_edges): Update comment; remove edge_to_remove if possible
20009 and return true if suceeded.
20010 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20011 (cleanup_eh): Compute sharing map.
20012 * except.c (remove_eh_handler_and_replace): Add argument if we should
20014 (remove_unreachable_regions): Update for label sharing.
20015 (label_to_region_map): Likewise.
20016 (get_next_region_sharing_label): New function.
20017 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20019 (remove_eh_handler): Update.
20020 (remove_eh_region_and_replace_by_outer_of): New function.
20021 * except.h (struct eh_region): Add next_region_sharing_label.
20022 (remove_eh_region_and_replace_by_outer_of,
20023 get_next_region_sharing_label): Declare.
20024 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20026 2009-04-25 Jan Hubicka <jh@suse.cz>
20028 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20029 insert code even if they are not critical.
20031 2009-04-25 Jan Hubicka <jh@suse.cz>
20033 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20034 (gimple_can_remove_branch_p): EH edges won't remove branch by
20036 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20037 updating of non-abnormal EH edges.
20038 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20039 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20040 (split_critical_edges): Split also edges where emitting code on them
20041 will lead to splitting later.
20043 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20044 H.J. Lu <hongjiu.lu@intel.com>
20047 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20048 the configured assembler supports fildq and fistpq mnemonics.
20049 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20050 * configure: Regenerated.
20051 * config.in: Ditto.
20053 * config/i386/i386.c (print_operand): Handle 'Z'.
20054 ['z']: Remove handling of special fild/fist suffixes.
20055 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20056 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20057 suffix of fild insn.
20058 (*floatsi<mode>2_vector_mixed): Ditto.
20059 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20060 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20061 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20062 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20063 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20065 2009-04-25 Ben Elliston <bje@au.ibm.com>
20067 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20068 the source of a set operation.
20070 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20072 * target.h (struct gcc_target): Add case_values_threshold field.
20073 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20074 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20075 * targhooks.c (default_case_values_threshold): New function.
20076 * targhooks.h (default_case_values_threshold): Declare function.
20077 * stmt.c (expand_case): Use case_values_threshold target hook.
20078 * expr.h (case_values_threshold): Remove declartation.
20079 * expr.c (case_values_threshold): Remove function.
20080 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20082 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20083 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20084 (avr_case_values_threshold): Declare as static.
20085 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20087 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20088 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20089 (mn10300_case_values_threshold): New function.
20091 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20093 * ira.c (setup_cover_and_important_classes): Add enum cast.
20095 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20097 * genpreds.c (write_enum_constraint_num): Output definition of
20098 CONSTRAINT_NUM_DEFINED_P macro.
20099 * ira.c (setup_cover_and_important_classes): Use
20100 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20102 2009-04-24 DJ Delorie <dj@redhat.com>
20104 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20105 __SH2A_SINGLE_ONLY__ also.
20107 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20109 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20110 (movdf_internal): Ditto.
20111 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20112 SFmode and DFmode constants.
20113 (ia64_print_operand): Add 'G' format for printing
20114 floating point constants.
20116 2009-04-24 Richard Guenther <rguenther@suse.de>
20118 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20119 from unsigned additions.
20121 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20123 * c-typeck.c (set_init_index): Allow array designators that are
20124 not integer constant expressions with a pedwarn if pedantic.
20126 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20128 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20129 zero if no overlap in nonzero bits between the operands.
20131 2009-04-24 Ian Lance Taylor <iant@google.com>
20133 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20134 (record_dead_and_set_regs): Likewise.
20135 * df.h (struct df_mw_hardreg): Change flags field to int.
20136 (struct df_base_ref): Likewise.
20137 (struct df): Change changeable_flags field to int.
20138 * df-scan.c (df_defs_record): Change clobber_flags to int.
20139 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20140 constants rather than #define macros.
20141 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20142 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20143 (enum dwarf_calling_convention): Likewise.
20144 (enum dwarf_line_number_x_ops): Likewise.
20145 (enum dwarf_call_frame_info): Likewise.
20146 (enum dwarf_source_language): Likewise.
20147 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20148 (add_calling_convention_attribute): Likewise.
20149 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20150 (combine_comparisons): Change compcode to int. Add cast to enum type.
20151 * genrecog.c (maybe_both_true_2): Change c to int.
20152 (write_switch): Likewise. Add cast to enum type.
20153 * gimplify.c (gimplify_omp_for): Handle return values from
20154 gimplify_expr using MIN rather than bitwise or.
20155 (gimplify_expr): Add cast to enum type.
20156 * ipa-prop.c (update_jump_functions_after_inlining): Change
20157 IPA_BOTTOM to IPA_JF_UNKNOWN.
20158 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20159 Add casts to enum type.
20160 (setup_cover_and_important_classes): Change cl to int. Add casts
20162 (setup_class_translate): Change cl and mode to int.
20163 (ira_init_once): Change mode to int.
20164 (free_register_move_costs): Likewise.
20165 (setup_prohibited_mode_move_regs): Add casts to enum type.
20166 * langhooks.c (add_builtin_function_common): Rework assertion that
20167 value fits bitfield.
20168 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20169 * omega.c (omega_do_elimination): Avoid math on enum types.
20170 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20171 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20172 int local to handle integral_argment value.
20173 * regmove.c (try_auto_increment): Change PUT_MODE to
20175 * reload.c (push_secondary_reload): Add casts to enum type.
20176 (secondary_reload_class, find_valid_class): Likewise.
20177 * reload1.c (emit_input_reload_insns): Likewise.
20178 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20179 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20180 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20182 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20183 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20185 (expand_complex_libcall): Add casts to enum type.
20186 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20187 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20188 with ERROR_MARK, not NUM_TREE_CODES.
20189 (vect_create_epilog_for_reduction): Likewise.
20190 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20191 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20192 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20194 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20195 vect_unused_in_loop. Change 0 to loop_vect.
20196 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20197 * var-tracking.c (get_init_value): Change return type to enum
20199 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20200 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20202 (arm_override_options): Add casts to enum type.
20203 (arm_emit_tls_decoration): Likewise.
20204 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20206 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20207 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20208 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20210 * config/s390/s390.c (code_for_builtin_64): Change to array of
20212 (code_for_builtin_31): Likewise.
20213 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20215 * config/sparc/sparc.c (sparc_override_options): Change value
20216 field in struct code_model to enum cmodel. In initializer change
20217 0 to NULL and add cast to enum type.
20219 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20220 Change all callers. Issue a -Wc++-compat warning using
20221 lhs_origtype if necessary.
20222 (convert_for_assignment): Issue -Wc++-compat warnings about
20223 invalid conversions to enum type on assignment.
20224 * c-common.h (build_modify_expr): Update declaration.
20226 2009-04-24 Nick Clifton <nickc@redhat.com>
20228 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20229 (function_arg_advance): Likewise.
20230 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20233 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20235 * config/s390/constraints.md ('I', 'J'): Fix condition.
20237 2009-04-24 Diego Novillo <dnovillo@google.com>
20239 * gengtype-parse.c (parse_error): Add newline after message.
20241 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20243 * config/i386/sse.md (avxmodesuffixs): Removed.
20244 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20245 (*avx_pinsr<ssevecsize>): This.
20247 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20249 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20250 follow chains of regs with a single definition, and allow expressions
20251 that are function_invariant_p.
20252 (simple_rhs_p): Allow expressions that are function_invariant_p.
20254 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20256 PR middle-end/39867
20257 * fold-const.c (fold_cond_expr_with_comparison): When folding
20258 > and >= to MAX, make sure the MAX uses the same type as the
20259 comparison's operands.
20261 2009-04-24 Nick Clifton <nickc@redhat.com>
20263 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20264 addressing for DImode accesses.
20265 (frv_print_operand_address): Handle PLUS case.
20266 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20268 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20270 PR rtl-optimization/39794
20271 * alias.c (canon_true_dependence): Add x_addr argument.
20272 * rtl.h (canon_true_dependence): Adjust prototype.
20273 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20274 * cselib.c (cselib_invalidate_mem): Likewise.
20275 * gcse.c (compute_transp): Likewise.
20276 * dse.c (scan_reads_nospill): Likewise.
20277 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20278 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20279 canon_base_addr of the group, plus optional offset.
20280 (struct group_info): Rename canon_base_mem to
20282 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20283 canon_rtx of base_mem.
20285 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20287 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20288 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20290 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20292 * config/spu/spu-builtins.h: Delete file.
20294 * config/spu/spu.h (enum spu_builtin_type): Move here from
20296 (struct spu_builtin_description): Likewise. Add GTY marker.
20297 Do not use enum spu_function_code or enum insn_code.
20298 (spu_builtins): Add extern declaration.
20300 * config/spu/spu.c: Do not include "spu-builtins.h".
20301 (enum spu_function_code, enum spu_builtin_type_index,
20302 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20303 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20304 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20305 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20306 (spu_builtin_types): Make static. Add GTY marker.
20307 (spu_builtins): Add extern declaration with GTY marker.
20308 Include "gt-spu.h".
20310 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20311 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20312 Check programmatically whether all parameters are scalar.
20314 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20316 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20318 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20319 assignment from the constructor either if the target is volatile.
20321 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20323 * config/arm/arm.md (insv): Do not share operands[0].
20325 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20327 * config/vxlib-tls.c (active_tls_threads): Delete.
20328 (delete_hook_installed): New.
20329 (tls_delete_hook): Don't delete the delete hook.
20330 (tls_destructor): Delete it here.
20331 (__gthread_set_specific): Adjust installing the delete hook.
20332 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20333 __gthread_leave_tsd_dtor_context.
20335 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20337 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20339 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20341 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20343 (alpha_rtx_costs): Ditto.
20344 (emit_unlikely_jump): Use add_reg_note.
20345 (emit_frame_store_1): Ditto.
20346 (alpha_expand_prologue): Ditto.
20347 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20348 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20350 2009-04-23 Nick Clifton <nickc@redhat.com>
20352 * config/v850/v850.md (epilogue): Remove suppressed code.
20353 (return): Rename to return_simple and remove test of frame size.
20354 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20355 to gen_return_simple.
20357 2009-04-22 Jing Yu <jingyu@google.com>
20360 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20362 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20365 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20366 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20367 value is a VECTOR_CST, the element type is the element type of the
20370 2009-04-22 DJ Delorie <dj@redhat.com>
20372 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20374 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20376 * alias.c (find_base_term): Move around LO_SUM case, so that
20377 CONST falls through into PLUS/MINUS handling.
20380 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20381 into 0, use omit_one_operand.
20383 2009-04-23 Ben Elliston <bje@au.ibm.com>
20385 * config/rs6000/linux-unwind.h (get_regs): Remove type
20386 puns. Change the type of `pc' to an array of unsigned ints and
20387 update all users. Constify frame24.
20389 2009-04-22 DJ Delorie <dj@redhat.com>
20391 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20392 declarations before code.
20393 (current_function_special_page_vector): Likewise.
20394 (m32c_expand_insv): Silence a warning.
20396 2009-04-21 Taras Glek <tglek@mozilla.com>
20398 * alias.c: Update GTY annotations to new syntax.
20399 * basic-block.h: Likewise.
20400 * bitmap.h: Likewise.
20401 * c-common.h: Likewise.
20402 * c-decl.c: Likewise.
20403 * c-parser.c: Likewise.
20404 * c-pragma.c: Likewise.
20405 * c-tree.h: Likewise.
20406 * cfgloop.h: Likewise.
20407 * cgraph.h: Likewise.
20408 * config/alpha/alpha.c: Likewise.
20409 * config/arm/arm.h: Likewise.
20410 * config/avr/avr.h: Likewise.
20411 * config/bfin/bfin.c: Likewise.
20412 * config/cris/cris.c: Likewise.
20413 * config/darwin.c: Likewise.
20414 * config/frv/frv.c: Likewise.
20415 * config/i386/i386.c: Likewise.
20416 * config/i386/i386.h: Likewise.
20417 * config/i386/winnt.c: Likewise.
20418 * config/ia64/ia64.h: Likewise.
20419 * config/iq2000/iq2000.c: Likewise.
20420 * config/mips/mips.c: Likewise.
20421 * config/mmix/mmix.h: Likewise.
20422 * config/pa/pa.c: Likewise.
20423 * config/pa/pa.h: Likewise.
20424 * config/rs6000/rs6000.c: Likewise.
20425 * config/s390/s390.c: Likewise.
20426 * config/sparc/sparc.c: Likewise.
20427 * config/xtensa/xtensa.c: Likewise.
20428 * cselib.h: Likewise.
20429 * dbxout.c: Likewise.
20430 * dwarf2out.c: Likewise.
20431 * except.c: Likewise.
20432 * except.h: Likewise.
20433 * fixed-value.h: Likewise.
20434 * function.c: Likewise.
20435 * function.h: Likewise.
20436 * gimple.h: Likewise.
20437 * integrate.c: Likewise.
20438 * optabs.c: Likewise.
20439 * output.h: Likewise.
20440 * real.h: Likewise.
20442 * stringpool.c: Likewise.
20443 * tree-data-ref.c: Likewise.
20444 * tree-flow.h: Likewise.
20445 * tree-scalar-evolution.c: Likewise.
20446 * tree-ssa-address.c: Likewise.
20447 * tree-ssa-alias.h: Likewise.
20448 * tree-ssa-operands.h: Likewise.
20449 * tree.c: Likewise.
20450 * tree.h: Likewise.
20451 * varasm.c: Likewise.
20452 * varray.h: Likewise.
20454 * coretypes.h: Do not define GTY macro if it is already defined.
20455 * doc/gty.texi: Update GTY documentation to new syntax.
20456 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20457 annotations on structs.
20458 * gengtype-parse.c: Likewise.
20460 2009-04-22 Mark Heffernan <meheff@google.com>
20462 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20464 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20466 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20469 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20471 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20472 the same as a PLUS without a shift. Increase the cost of a
20475 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20477 * Makefile.in: Update dependencies.
20478 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20479 * errors.h: Remove bogus comment about compatibility.
20480 (warning): Update declaration.
20481 * genautomata.c: Update all calls to warning.
20482 * gimple.c: Do not include errors.h. Include toplev.h.
20483 * tree-ssa-structalias.c: Do not include errors.h.
20484 * omega.c: Likewise.
20485 * tree-ssa-reassoc.c: Likewise.
20486 * config/spu/spu-c.c: Likewise.
20487 * config/spu/t-spu-elf: Update dependencies.
20489 2009-04-22 Richard Guenther <rguenther@suse.de>
20491 PR tree-optimization/39824
20492 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20493 make sure the types are compatible.
20495 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20498 * c-common.c (c_parse_error): Take a token_flags parameter.
20499 Use token_type for the token type instead.
20500 Pass token_flags to cpp_type2name.
20501 * c-common.h (c_parse_error): Update declaration.
20502 * c-parser.c (c_parser_error): Pass 0 as token flags.
20504 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20506 PR rtl-optimization/39580
20507 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20509 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20511 * function.c (expand_function_end): Do not emit a jump to the "naked"
20512 return label for fall-through returns.
20513 * except.c (sjlj_emit_function_exit): Always place the call to the
20514 unregister function at the location installed by expand_function_end.
20516 2009-04-22 Richard Guenther <rguenther@suse.de>
20518 PR tree-optimization/39845
20519 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20520 (gen_inbound_check): Likewise.
20522 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20524 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20526 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20527 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20529 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20531 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20532 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20533 shift counts to avoid out-of-bounds array accesses.
20535 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20537 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20538 (Pmode): Move above.
20540 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20542 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20543 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20544 GET_CODE macro. Use IN_RANGE macro where appropriate.
20545 * config/alpha/alpha.h: Ditto.
20546 * config/alpha/alpha.md: Ditto.
20547 * config/alpha/constraints.md: Ditto.
20548 * config/alpha/predicates.md: Ditto.
20550 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20552 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20553 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20554 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20555 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20556 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20557 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20558 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20559 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20560 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20561 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20562 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20563 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20564 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20565 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20566 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20567 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20568 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20569 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20570 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20571 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20572 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20573 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20574 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20575 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20576 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20577 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20578 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20580 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20582 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20583 references from comments.
20584 * cfgbuild.c: (count_basic_blocks): Delete.
20585 (find_basic_blocks_1): Delete.
20586 (find_basic_blocks): Delete.
20587 * except.c (finish_eh_generation): Make static. Move comment from
20588 except.h here. Remove find_basic_blocks references from comments.
20589 * except.h (finish_eh_generation): Delete.
20590 * basic-block.h (find_basic_blocks): Delete.
20591 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20593 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20595 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20596 (sdbout_parms): Likewise.
20598 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20600 * config/sh/sh.c (prepare_cbranch_operands): Use
20601 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20602 (expand_cbranchdi4): Likewise.
20603 (from_compare): Add cast to enum type.
20604 (expand_cbranchsi4): Use add_reg_note.
20605 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20606 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20607 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20608 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20609 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20610 instead of CODE_FOR_nothing.
20611 (cbranchdi4): Likewise. Fix the order of arguments for
20613 (push_fpscr): Use add_reg_note.
20614 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20615 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20617 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20619 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20620 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20621 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20622 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20623 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20624 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20625 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20626 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20627 config/alpha/x-vms, config/arc/t-arc,
20628 config/arm/README-interworking, config/arm/arm-c.c,
20629 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20630 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20631 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20632 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20633 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20634 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20635 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20636 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20637 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20638 config/cris/t-elfmulti, config/crx/t-crx,
20639 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20640 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20641 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20642 config/h8300/t-h8300, config/i386/athlon.md,
20643 config/i386/darwin-libgcc.10.4.ver,
20644 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20645 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20646 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20647 config/i386/t-linux64, config/i386/t-nwld,
20648 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20649 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20650 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20651 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20652 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20653 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20654 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20655 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20656 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20657 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20658 config/m68k/t-uclinux, config/mcore/t-mcore,
20659 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20660 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20661 config/mips/crtn.asm, config/mips/irix-crti.asm,
20662 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20663 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20664 config/mips/mips-fixed.md, config/mips/sb1.md,
20665 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20666 config/mips/t-iris6, config/mips/t-isa3264,
20667 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20668 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20669 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20670 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20671 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20672 config/mn10300/t-linux, config/mn10300/t-mn10300,
20673 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20674 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20675 config/picochip/libgccExtras/clzsi2.asm,
20676 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20677 config/rs6000/darwin-libgcc.10.4.ver,
20678 config/rs6000/darwin-libgcc.10.5.ver,
20679 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20680 config/rs6000/t-aix43, config/rs6000/t-aix52,
20681 config/rs6000/t-darwin, config/rs6000/t-fprules,
20682 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20683 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20684 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20685 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20686 config/rs6000/t-rtems, config/rs6000/t-spe,
20687 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20688 config/score/t-score-elf, config/sh/divcost-analysis,
20689 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20690 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20691 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20692 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20693 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20694 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20695 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20696 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20697 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20698 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20699 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20700 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20701 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20702 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20703 * config/h8300/genmova.sh: Include copyright and license notices
20704 in generated output.
20705 * config/h8300/mova.md: Regenerate.
20706 * doc/install.texi2html: Include word "Copyright" in copyright
20707 notice and use name "Free Software Foundation, Inc.".
20708 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20709 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20710 ChangeLog-2007, ChangeLog-2008: Correct dates.
20712 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20714 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20715 NE_EXPR operations as well.
20716 * c-parser.c (c_parser_condition): Do not set location information on
20718 (c_parser_conditional_expression): Likewise.
20719 (c_parser_binary_expression): Set location information on operators.
20720 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20721 TRUTH_NOT_EXPR has been folded.
20722 * fold-const.c (fold_truth_not_expr): Copy location information from
20723 the incoming expression to the outgoing one.
20724 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20725 recursive calls on the LHS of the operator but pass that of the
20726 operator to recursive calls on the RHS of the operator. Set it
20728 (shortcut_cond_expr): Set the locus of the operator on the second
20729 COND_EXPR and that of the expression on the first in degenerate cases.
20730 Pass the locus of the expression to calls to shortcut_cond_r.
20731 Set the locus of the 'then' block on the associated jump, if any.
20732 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20733 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20734 expression to call to gimplify_boolean_expr.
20736 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20738 * config.gcc: Add additional configuration for
20739 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20740 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20741 (CPP_SPEC): Redefine for allowing -municode option.
20742 (STARTFILE_SPEC): Likewise.
20743 * config/i386/t-mingw-w64: New.
20744 * config/i386/mingw-w64.opt: New.
20745 (municode): Add new target option.
20746 * doc/invoke.texi (municode): Add documentation for new option.
20748 2009-04-21 Ian Lance Taylor <iant@google.com>
20750 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20751 Correct test for number of arguments.
20752 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20754 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20756 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20757 argument of emit_library_call.
20759 2009-04-21 Richard Guenther <rguenther@suse.de>
20761 PR middle-end/39829
20762 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20763 inside VIEW_CONVERT_EXPRs.
20765 2009-04-21 Martin Jambor <mjambor@suse.cz>
20767 * tree-switch-conversion.c (build_constructors): Split a long line.
20768 (constructor_contains_same_values_p): New function.
20769 (build_one_array): Create assigns of constants if possible, do not
20770 call mark_sym_for_renaming, call update_stmt.
20771 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20772 make_rename_temp. Do not call mark_symbols_for_renaming, call
20774 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20775 find_new_referenced_vars, call update_stmt.
20776 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20777 instead of calling make_rename_temp. Do not call
20778 find_new_referenced_vars or mark_symbols_for_renaming, call
20781 2009-04-21 Richard Guenther <rguenther@suse.de>
20783 PR tree-optimization/39827
20784 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20785 (tree_ssa_phiprop): Pass the correct array size.
20787 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20789 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20791 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20794 * c-typeck.c (lvalue_p): Move declaration ...
20795 * c-common.h (lvalue_p): ... to here.
20796 * c-common.c (candidate_equal_p): New.
20797 (add_tlist): Use it.
20798 (merge_tlist): Use it.
20799 (warn_for_collisions_1): Likewise.
20800 (warning_candidate_p): Accept more candidates.
20801 (verify_tree): A warning candidate can be an expression. Use
20804 2009-04-21 Ben Elliston <bje@au.ibm.com>
20807 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20808 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20809 options. Remove -mcall-solaris documentation.
20811 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20814 * doc/invoke.texi (-Wlong-long): Update description.
20815 * c-lex (interpret_integer): Only warn if there was no previous
20816 overflow and -Wlong-long is enabled.
20817 * c-decl.c (declspecs_add_type): Drop redundant flags.
20818 * c.opt (Wlong-long): Init to -1.
20819 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20820 and front-end warn_long_long. Wlong-long only depends on other
20821 flags if it is uninitialized.
20822 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20823 the same for CPP and FE.
20824 (restore_extension_diagnostics): Likewise.
20826 2009-04-20 Ian Lance Taylor <iant@google.com>
20828 Fix enum conversions which are invalid in C++:
20829 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20830 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20831 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20832 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20833 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20834 (dbxout_parms): Likewise.
20835 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20836 (df_clear_flags): Likewise.
20837 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20838 top_flag parameter to int.
20839 (df_chain_create_bb_process_use): Likewise.
20840 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20842 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20843 (df_ref_create_structure, df_def_record_1): Likewise.
20844 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20845 (df_notes_rescan): Change 0 to VOIDmode in function call.
20846 (df_get_call_refs, df_insn_refs_collect): Likewise.
20847 (df_bb_regs_collect): Likewise.
20848 (df_entry_block_defs_collect): Likewise.
20849 (df_exit_block_uses_collect): Likewise.
20850 * df.h: Update declarations.
20851 * double-int.c (double_int_divmod): Add cast to enum type.
20852 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20853 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20854 (based_loc_descr): Likewise.
20855 (loc_descriptor_from_tree_1): Change first_op and second_op to
20856 enum dwarf_location_atom. Add cast to enum type.
20857 * expmed.c (init_expmed): Change 0 to SET in function call.
20858 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20859 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20860 (do_store_flag): Likewise.
20861 * fixed-value.h (struct fixed_value): Change mode to enum
20863 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20864 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20866 (insert_insn_decl, insert_decl, insert_state): Likewise.
20867 (automata_list_finish): Likewise.
20868 * genrecog.c (process_define_predicate): Add cast to enum type.
20869 * gensupport.c (init_predicate_table): Add cast to enum type.
20870 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20872 (gimple_build_call_1, gimple_build_label): Likewise.
20873 (gimple_build_goto, gimple_build_asm_1): Likewise.
20874 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20875 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20876 (enum fallback): Rename from enum fallback_t.
20877 (fallback_t): Typedef as int.
20878 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20879 GSI_SAME_STMT in function call.
20880 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20882 (setup_reg_class_relations): Likewise.
20883 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20884 (setup_prohibited_class_mode_regs): Add cast to enum type.
20885 (setup_prohibited_mode_move_regs): Likewise.
20886 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20887 (record_address_regs): Change i to enum reg_class.
20888 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20889 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20890 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20891 (GET_MODE_2XWIDER_MODE): Likewise.
20892 (GET_CLASS_NARROWEST_MODE): Likewise.
20893 * omp-low.c (expand_omp_for): Add cast to enum type.
20894 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20895 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20896 * postreload.c (reload_cse_simplify_operands): Change rclass local
20898 * predict.c (combine_predictions_for_insn): Change best_predictor
20899 and predictor to enum br_predictor.
20900 (combine_predictions_for_bb): Likewise.
20901 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20902 use SET_PREDICT_EXPR_OUTCOME.
20903 * real.c (real_arithmetic): Change icode to code in function call.
20904 * reginfo.c (init_move_cost): Add casts to enum type.
20905 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20906 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20908 * reload.c (find_valid_class): Add casts to enum type.
20909 (push_reload): Change 0 to NO_REGS in function call.
20910 (find_reloads): Change this_alternative to array of enum
20911 reg_class. Remove some now-unnecessary casts.
20912 (make_memloc): Change 0 to VOIDmode in function call.
20913 * reload1.c (reload): Change 0 to VOIDmode in function call.
20914 (eliminate_regs_1, elimination_effects): Likewise.
20915 (eliminate_regs_in_insn): Likewise.
20916 (emit_input_reload_insns): Add cast to enum type.
20917 (delete_output_reload): Change 0 to VOIDmode in function call.
20918 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20919 to enum type in function call.
20920 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20921 (SET_PREDICT_EXPR_OUTCOME): Define.
20922 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20923 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20924 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20925 (dump_function): Likewise.
20926 * tree-dump.h: Update declarations.
20927 * tree-pass.h: Update declarations.
20928 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20929 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20931 (arm_rtx_costs_1): Correct parenthesization.
20932 (arm_rtx_costs): Add casts to enum type.
20933 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20934 (vfp_emit_fstmd): Use add_rg_note.
20935 (emit_multi_reg_push, emit_sfm): Likewise.
20936 (thumb_set_frame_pointer): Likewise.
20937 (arm_expand_prologue): Likewise.
20938 (arm_regno_class): Change return type to enum reg_class.
20939 (thumb1_expand_prologue): Use add_reg_note.
20940 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20941 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20943 * config/arm/gentune.sh: Add cast to enum type.
20944 * config/arm/arm-tune.md: Rebuild.
20945 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20946 (ix86_split_fp_branch, predict_jump): Likewise.
20947 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20948 insn_code to enum rtx_code.
20949 (ix86_builtin_vectorized_function): Add cast to enum type.
20950 * config/i386/i386.md (truncdfsf2): Change slot to enum
20952 (truncxf<mode>2, isinf<mode>2): Likewise.
20953 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20955 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20956 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20957 (insert_bundle_state): Change 1 to INSERT in function call.
20958 (ia64_add_bundle_selector_before): Likewise.
20959 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20960 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20961 (restore_stack_nonlocal): Likewise.
20962 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20964 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20966 (mips_rtx_costs): Likewise.
20967 (mips_override_options): Add casts to enum type.
20968 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20970 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20971 (store_reg, set_reg_plus_d): Likewise.
20972 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20973 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20975 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20977 (emit_unlikely_jump): Use add_reg_note.
20978 (rs6000_emit_allocate_stack): Likewise.
20979 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20980 (output_toc): Change 1 to INSERT in function call.
20981 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20982 (rs6000_initialize_trampoline): Likewise.
20983 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20985 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20986 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20987 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20988 (save_gprs): Use add_reg_note.
20989 (s390_emit_prologue): Likewise.
20990 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20991 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20992 (sparc_fold_builtin): Add cast to enum type.
20993 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20995 (spu_expand_prologue): Use add_reg_note.
20996 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20998 2009-04-20 Ian Lance Taylor <iant@google.com>
21000 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21001 (c_parser_postfix_expression_after_primary): Get VEC for list of
21002 arguments. Get original types of arguments. Call
21003 build_function_call_vec.
21004 (cached_expr_list_1, cached_expr_list_2): New static variables.
21005 (c_parser_expr_list): Change return type to VEC *. Add
21006 p_orig_types parameter. Change all callers.
21007 (c_parser_release_expr): New static function.
21008 (c_parser_vec_to_tree_list): New static function.
21009 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21010 call build_function_call_vec.
21011 (build_function_call_vec): New function, based on old
21012 build_function_call.
21013 (convert_arguments): Remove nargs and argarray parameters. Change
21014 values to a VEC. Add origtypes parameter.
21015 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21016 (convert_for_assignment): Add origtype parameter. Change all
21017 callers. If warn_cxx_compat, check for conversion to an enum
21018 type when calling a function.
21019 (store_init_value): Add origtype parameter. Change all callers.
21020 (digest_init): Likewise.
21021 (struct init_node): Add origtype field.
21022 (add_pending_init): Add origtype parameter. Change all callers.
21023 (output_init_element): Likewise.
21024 (output_pending_init_elements): Pass origtype from init_node to
21025 output_init_element.
21026 (process_init_element): Pass origtype from c_expr to
21027 output_init_element.
21028 (c_finish_return): Add origtype parameter. Change all callers.
21029 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21031 (sync_resolve_params): Likewise.
21032 (sync_resolve_return): Change params to first_param. Change caller.
21033 (resolve_overloaded_builtins): Change params to VEC *. Change
21034 callers. Save first parameter around call to build_function_call_vec.
21035 * c-decl.c (finish_decl): Add origtype parameter. Change all
21036 callers. Call build_function_call_vec rather than
21037 build_function_call for cleanup.
21038 * c-tree.h: Update declarations.
21039 * c-common.h: Update declarations.
21040 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21041 params to first_param.
21042 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21043 params parameter from tree to void *.
21044 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21045 Change arglist parameter to have type void *, and to be a pointer
21047 * config/rs6000/rs6000-protos.h
21048 (altivec_resolve_overloaded_builtin): Update declaration.
21049 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21050 fnargs parameter to have type void *, and to be a pointer to a
21051 VEC. Call build_function_call_vec instead of
21052 build_function_call.
21053 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21055 2009-04-20 Joey Ye <joey.ye@intel.com>
21056 Xuepeng Guo <xuepeng.guo@intel.com>
21057 H.J. Lu <hongjiu.lu@intel.com>
21059 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21061 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21062 (IX86_LEA_PRIORITY): Likewise.
21063 (distance_non_agu_define): New function.
21064 (distance_agu_use): Likewise.
21065 (ix86_lea_for_add_ok): Likewise.
21066 (ix86_dep_by_shift_count): Likewise.
21068 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21069 should split for LEA.
21071 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21073 (ix86_dep_by_shift_count): Likewise.
21075 2009-04-20 Richard Guenther <rguenther@suse.de>
21077 * expr.c (handled_component_p): Move ...
21078 * tree.h (handled_component_p): ... here.
21079 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21080 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21081 and REALPART_EXPR to be in one group.
21083 2009-04-20 Richard Guenther <rguenther@suse.de>
21085 * basic-block.h (get_all_dominated_blocks): Declare.
21086 * dominance.c (get_all_dominated_blocks): New function.
21087 * tree-cfg.c (get_all_dominated_blocks): Remove.
21088 (remove_edge_and_dominated_blocks): Adjust.
21089 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21090 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21091 instead of recursing.
21093 2009-04-20 Doug Kwan <dougkwan@google.com>
21095 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21096 (struct cgraph_node_set_def): New type.
21097 (cgraph_node_set) New type. Also declare vector functions.
21098 (struct cgraph_node_set_element_def): New type.
21099 (cgraph_node_set_element): Ditto.
21100 (cgraph_node_set_iterator): New iterator type.
21101 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21102 cgraph_node_set_remove, dump_cgraph_node_set,
21103 debug_cgraph_node_set): New prototypes.
21104 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21105 cgraph_node_set_size): New inlines.
21106 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21107 including cgraph.h.
21108 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21109 argument to function 'write_summary'.
21110 * ipa.c: Include ggc.h.
21111 (hash_cgraph_node_set_element,
21112 eq_cgraph_node_set_element, cgraph_node_set_new,
21113 cgraph_node_set_add, cgraph_node_set_remove,
21114 cgraph_node_set_find, dump_cgraph_node_set,
21115 debug_cgraph_node_set): New functions.
21116 * Makefile.in (ipa.o): Add dependency on GGC_H.
21118 2009-04-20 Ira Rosen <irar@il.ibm.com>
21120 PR tree-optimization/39675
21121 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21122 check of the return code of vect_schedule_slp. Check that
21123 stmt_vec_info still exists for the statement, before checking its
21124 vectorization type.
21126 2009-04-20 Michael Matz <matz@suse.de>
21128 * Makefile.in (generated_files): Take out $(simple_generated_c).
21130 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21132 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21133 (UINTPTR_TYPE): Likewise.
21135 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21138 * c-typeck.c (digest_init): Check for initializing an array with a
21141 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21144 * c-semantics.c (pop_stmt_list): Propagate
21145 STATEMENT_LIST_HAS_LABEL to parent statement list.
21147 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21149 * config/mips/mips.h (mips_tune_attr): New macro.
21150 * config/mips/mips.md (cpu): Use it.
21152 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21155 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21158 2009-04-19 Diego Novillo <dnovillo@google.com>
21160 * toplev.c (compile_file): Move call to coverage_finish ...
21161 * cgraphunit.c (ipa_passes): ... here.
21162 Call cgraph_process_new_functions.
21163 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21164 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21166 2009-04-19 Jan Hubicka <jh@suse.cz>
21168 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21170 (dump_cgraph_node): Dump can throw external flag.
21171 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21173 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21177 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21178 * common.opt (Wlogical-op): Move from here...
21179 * c.opt (Wlogical-op): ... to here.
21180 * c-typeck.c (parser_build_binary_op): Update call to
21181 warn_logical_operator.
21182 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21184 * c-common.c (warn_logical_op): Update.
21185 * c-common.h (warn_logical_op): Update declaration.
21187 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21189 * tree.c (protected_set_expr_location): Fix formatting.
21191 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21194 * c-typeck.c (readonly_warning): new.
21195 (build_unary_op, build_modify_expr): Use readonly_warning for
21196 storing into something readonly but not const-qualified.
21198 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21201 * c-typeck.c (build_unary_op): Check for taking address of
21202 expression of type void.
21204 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21207 * c-typeck.c (build_function_call): Check for calling a function
21208 with qualified void return types. Call require_complete_type when
21211 2009-04-18 Jan Hubicka <jh@suse.cz>
21213 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21215 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21216 can_throw_external flag.
21217 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21218 * ipa-pure-const.c (ignore_edge): New function.
21219 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21220 only over can_throw_external edges.
21221 (local_pure_const): Add nothrow flag.
21222 * ipa-utils.c (searchc): Add ignore_edge callback.
21223 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21224 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21225 (set_nothrow_function_flags): Update cgraph.
21226 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21228 2009-04-18 Richard Guenther <rguenther@suse.de>
21230 PR middle-end/39804
21231 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21232 (fold_stmt): ... this and ...
21233 (fold_stmt_inplace): ... this.
21234 (fold_stmt_1): Fold references in calls and asms.
21235 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21237 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21239 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21240 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21242 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21244 * tree.c (function_args_count): Remove.
21245 * tree.h: Remove the prototype for function_args_count.
21247 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21249 * tree-iterator.c (expr_only): Remove.
21250 * tree.h: Remove the prototype for expr_only.
21252 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21254 * reginfo.c (cannot_change_mode_set_regs): Remove.
21255 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21257 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21259 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21260 whether operands 0 and 1 overlaps.
21262 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21264 PR middle-end/36902
21265 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21266 pointer. Use warning_at instead of warning.
21267 (search_for_addr_array): Likewise.
21268 (check_array_bounds): Likewise.
21269 (check_all_array_refs): Check that the incoming edge is not in the
21270 list of edges to be removed.
21271 (check_all_array_refs): Avoid the temporal pointer.
21272 (vrp_visit_cond_stmt): Fix typo.
21273 (simplify_switch_using_ranges): Handle the case where the switch
21274 index is an integer constant.
21276 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21278 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21280 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21282 * doc/extend.texi, doc/invoke.texi: Fix typos.
21284 2009-04-17 Cary Coutant <ccoutant@google.com>
21286 * tree-flow-inline.h (get_lineno): Fix inverted test.
21288 2009-04-17 Diego Novillo <dnovillo@google.com>
21290 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21291 assertion for AVAIL_OUT.
21293 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21296 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21297 * config/sh/linux-atomic.asm: Likewise.
21299 2009-04-17 Diego Novillo <dnovillo@google.com>
21301 * except.c (debug_eh_tree): New.
21302 (struct eh_region, struct eh_status): Move ...
21303 * except.h: ... here.
21304 (add_type_for_runtime): Declare extern.
21305 (lookup_type_for_runtime): Likewise.
21306 (debug_eh_tree): Declare.
21307 * Makefile.in (GTFILES): List except.h before except.c
21309 2009-04-17 Diego Novillo <dnovillo@google.com>
21311 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21312 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21313 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21314 (find_vars_r): ... here.
21315 * tree-flow.h (find_referenced_vars_in): Declare.
21316 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21317 that AVAIL_OUT exists for BLOCK.
21318 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21319 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21320 (tree-parloops.o): Likewise.
21322 2009-04-17 Simon Baldwin <simonb@google.com>
21324 * toplev.c (default_tree_printer): Add handling for %E format.
21326 2009-04-17 Diego Novillo <dnovillo@google.com>
21328 * tree-pretty-print.c (dump_generic_node): Add break after
21329 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21330 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21331 FUNCTION_TYPE together. Call print_struct_decl when printing
21332 structures and TDF_SLIM is not given.
21333 (print_struct_decl): Fix logic for detecting recursion.
21335 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21338 * gcc.c (create_at_file): New.
21339 (compile_input_file_p): New.
21340 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21341 * main.c (main): Update call to toplev_main.
21342 * toplev.c (toplev_main): Change signature. Call expandargv.
21343 * toplev.h (toplev_main): Change signature.
21345 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21347 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21348 if the latter is not constant.
21350 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21352 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21354 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21356 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21357 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21359 2009-04-17 Richard Guenther <rguenther@suse.de>
21361 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21362 Handle component references view-converting an invariant address.
21364 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21366 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21367 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21368 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21369 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21370 Use @deftypevr rather than @deftypevar.
21372 2009-04-17 Richard Guenther <rguenther@suse.de>
21374 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21375 (get_prop_source_stmt): Likewise.
21376 (can_propagate_from): Likewise.
21378 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21380 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21381 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21382 (--with-multilib-list): Add default value.
21383 * configure: Regenerate.
21384 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21385 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21386 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21387 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21388 Don't add default cpu to multilib list unnecessarily, but do enable
21389 the relevant compiler option..
21390 Add support for --with-multilib-list=<blank> and
21391 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21392 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21393 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21394 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21395 TM_MULTILIB_CONFIG.
21396 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21397 (MULTILIB_OSDIRNAMES): New variable.
21398 * config/sh/t-1e: Delete file.
21399 * config/sh/t-mlib-sh1: Delete file.
21400 * config/sh/t-mlib-sh2: Delete file.
21401 * config/sh/t-mlib-sh2a: Delete file.
21402 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21403 * config/sh/t-mlib-sh2a-single: Delete file.
21404 * config/sh/t-mlib-sh2a-single-only: Delete file.
21405 * config/sh/t-mlib-sh2e: Delete file.
21406 * config/sh/t-mlib-sh3e: Delete file.
21407 * config/sh/t-mlib-sh4: Delete file.
21408 * config/sh/t-mlib-sh4-nofpu: Delete file.
21409 * config/sh/t-mlib-sh4-single: Delete file.
21410 * config/sh/t-mlib-sh4-single-only: Delete file.
21411 * config/sh/t-mlib-sh4a: Delete file.
21412 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21413 * config/sh/t-mlib-sh4a-single: Delete file.
21414 * config/sh/t-mlib-sh4a-single-only: Delete file.
21415 * config/sh/t-mlib-sh4al: Delete file.
21416 * config/sh/t-mlib-sh5-32media: Delete file.
21417 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21418 * config/sh/t-mlib-sh5-64media: Delete file.
21419 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21420 * config/sh/t-mlib-sh5-compact: Delete file.
21421 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21422 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21423 * doc/install.texi (Options specification): Add
21424 --with-multilib-list and --with-endian.
21426 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21428 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21430 (OBJS-common): Add plugin-version.o.
21431 (plugin-version.o): New.
21432 * gcc-plugin.h (plugin_gcc_version): New.
21433 (plugin_default_version_check): New.
21434 (plugin_init_func, plugin_init): Add version argument.
21435 * plugin-version.c: New.
21436 * plugin.c (str_plugin_gcc_version_name): New.
21437 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21438 pass it to the init function.
21439 (plugin_default_version_check): New.
21441 2009-04-17 Richard Guenther <rguenther@suse.de>
21443 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21444 for decl-vs-decl disambiguation.
21446 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21448 * config/s390/s390.h (s390_tune_attr): New macro definition.
21449 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21451 2009-04-17 Richard Guenther <rguenther@suse.de>
21453 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21454 (fold_stmt_r): Likewise.
21455 (maybe_fold_reference): New function.
21456 (fold_gimple_assign): Handle cases fold_stmt_r did.
21457 (fold_stmt): Do not use fold_stmt_r.
21458 (fold_stmt_inplace): Likewise.
21460 2009-04-17 Richard Guenther <rguenther@suse.de>
21462 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21463 (record_equivalences_from_stmt): Remove useless checks and
21465 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21466 the type is already suitable.
21468 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21470 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21472 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21474 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21475 (CMPtype): Define as __gcc_CMPtype.
21477 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21479 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21480 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21482 2009-04-17 Richard Guenther <rguenther@suse.de>
21484 PR tree-optimization/39746
21485 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21486 special-casing for builtins and static variable use/def.
21487 (call_may_clobber_ref_p_1): Likewise.
21489 2009-04-16 Ian Lance Taylor <iant@google.com>
21491 * df.h: Include "timevar.h".
21492 (struct df_problem): Change tv_id field to timevar_id_t.
21493 * tree-pass.h: Include "timevar.h".
21494 (struct opt_pass): Change tv_id field to timevar_id_t.
21495 * timevar.h (timevar_id_t): Define TV_NONE.
21496 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21497 TV_NONE rather than tv_id != 0.
21498 (execute_one_pass): Likewise.
21499 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21500 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21501 dependencies to $(TREE_PASS_H).
21502 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21504 (pass_branch_target_load_optimize2): Likewise.
21505 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21506 (pass_outof_cfg_layout_mode): Likewise.
21507 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21508 (pass_rebuild_cgraph_edges): Likewise.
21509 (pass_remove_cgraph_callee_edges): Likewise.
21510 * df-core.c (pass_df_initialize_opt): Likewise.
21511 (pass_df_initialize_no_opt): Likewise.
21512 (pass_df_finish): Likewise.
21513 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21514 * except.c (pass_set_nothrow_function_flags): Likewise.
21515 (pass_convert_to_eh_region_ranges): Likewise.
21516 * final.c (pass_compute_alignments): Likewise.
21517 * function.c (pass_instantiate_virtual_regs): Likewise.
21518 (pass_init_function): Likewise.
21519 (pass_leaf_regs): Likewise.
21520 (pass_match_asm_constraints): Likewise.
21521 * gimple-low.c (pass_lower_cf): Likewise.
21522 (pass_mark_used_blocks): Likewise.
21523 * init-regs.c (pass_initialize_regs): Likewise.
21524 * integrate.c (pass_initial_value_sets): Likewise.
21525 * ira.c (pass_ira): Likewise.
21526 * jump.c (pass_cleanup_barriers): Likewise.
21527 * omp-low.c (pass_expand_omp): Likewise.
21528 (pass_lower_omp): Likewise.
21529 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21530 * recog.c (pass_split_all_insns): Likewise.
21531 (pass_split_after_reload): Likewise.
21532 (pass_split_before_regstack): Likewise.
21533 (pass_split_before_sched2): Likewise.
21534 (pass_split_for_shorten_branches): Likewise.
21535 * reginfo.c (pass_reginfo_init): Likewise.
21536 (pass_subregs_of_mode_init): Likewise.
21537 (pass_subregs_of_mode_finish): Likewise.
21538 * passes.c (pass_postreload): Likewise.
21539 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21540 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21541 (pass_warn_function_return): Likewise.
21542 (pass_warn_function_noreturn): Likewise.
21543 * tree-complex.c (pass_lower_complex): Likewise.
21544 (pass_lower_complex_O0): Likewise.
21545 * tree-if-conv.c (pass_if_conversion): Likewise.
21546 * tree-into-ssa.c (pass_build_ssa): Likewise.
21547 * tree-mudflap.c (pass_mudflap_1): Likewise.
21548 (pass_mudflap_2): Likewise.
21549 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21550 (pass_mudflap_2): Likewise.
21551 * tree-nrv.c (pass_return_slot): Likewise.
21552 * tree-object-size.c (pass_object_sizes): Likewise.
21553 * tree-optimize.c (pass_all_optimizations): Likewise.
21554 (pass_early_local_passes): Likewise.
21555 (pass_all_early_optimizations): Likewise.
21556 (pass_cleanup_cfg): Likewise.
21557 (pass_cleanup_cfg_post_optimizing): Likewise.
21558 (pass_free_datastructures): Likewise.
21559 (pass_free_cfg_annotations): Likewise.
21560 (pass_fixup_cfg): Likewise.
21561 (pass_init_datastructures): Likewise.
21562 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21563 (pass_late_warn_uninitialized): Likewise.
21564 (pass_update_address_taken): Likewise.
21565 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21566 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21567 (pass_cse_sincos): Likewise.
21568 (pass_convert_to_rsqrt): Likewise.
21569 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21570 * tree-stdarg.c (pass_stdarg): Likewise.
21571 * tree-tailcall.c (pass_tail_recursion): Likewise.
21572 (pass_tail_calls): Likewise.
21573 * tree-vect-generic.c (pass_lower_vector): Likewise.
21574 (pass_lower_vector_ssa): Likewise.
21575 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21577 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21579 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21581 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21583 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21584 logical and signext.
21586 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21589 * config/sh/predicates.md (arith_operand): Check if the operand
21590 of TRUNCATE is a REG.
21592 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21594 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21595 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21597 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21599 * tree-iterator.c (tsi_split_statement_list_after,
21600 tsi_split_statement_list_before): Remove.
21601 * tree-iterator.h: Remove the prototypes for
21602 tsi_split_statement_list_after and tsi_split_statement_list_before.
21604 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21606 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21607 * tree-ssa-propagate.h: Remove the prototype for
21608 stmt_makes_single_load.
21610 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21612 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21613 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21615 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21617 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21619 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21621 * except.c (eh_region_outer_p): Remove.
21622 * except.h: Remove the prototype for eh_region_outer_p.
21624 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21626 * function.c (current_function_assembler_name): Remove.
21627 * function.h: Remove the prototype for
21628 current_function_assembler_name.
21630 2009-04-16 Ian Lance Taylor <iant@google.com>
21632 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21633 (add_reg_note): Call alloc_reg_note.
21634 * rtl.h (alloc_reg_note): Declare.
21635 * combine.c (try_combine): Use alloc_reg_note.
21636 (recog_for_combine, move_deaths): Likewise.
21637 (distribute_notes): Use alloc_reg_note and add_reg_note.
21638 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21639 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21640 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21642 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21644 PR rtl-optimization/39762
21645 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21646 ira_may_move_out_cost): Add comments about way of their usage.
21647 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21649 * ira-conflicts.c (process_regs_for_copy): Use function
21650 ira_get_register_move_cost instead of global
21651 ira_register_move_cost.
21653 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21654 color_pass, move_spill_restore, update_curr_costs): Ditto.
21656 * ira-lives.c (process_single_reg_class_operands): Ditto.
21658 * ira-emit.c (emit_move_list): Ditto.
21660 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21661 (record_reg_classes): Ditto. Use functions
21662 ira_get_register_move_cost and ira_get_may_move_cost instead of
21663 global vars ira_register_move_cost, ira_may_move_out_cost and
21664 ira_may_move_in_cost.
21665 (record_address_regs): Don't call ira_init_register_move_cost.
21666 Use function ira_get_may_move_cost instead of global
21667 ira_may_move_in_cost.
21668 (process_bb_node_for_hard_reg_moves): Use function
21669 ira_get_register_move_cost instead of global ira_register_move_cost.
21670 (ira_costs): Don't call ira_init_register_move_cost.
21672 2009-04-16 Richard Guenther <rguenther@suse.de>
21674 * tree-cfg.c (verify_gimple_assign_binary):
21675 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21676 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21677 (create_general_new_stmt): Note that this function is broken.
21679 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21681 * common.opt (fhelp): Add Var(help_flag).
21682 * gcc-plugin.h (plugin_info): Add help.
21683 * plugin.c (plugin_name_args): Add help.
21684 (register_plugin_info): Set plugin->help.
21685 (print_help_one_plugin): New.
21686 (print_plugins_help): New.
21687 * plugin.h (print_plugins_help): New.
21688 * toplev.c (toplev_main): Call print_plugins_help if needed.
21690 2009-04-16 Richard Guenther <rguenther@suse.de>
21692 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21693 (gimple_ior_addresses_taken_1): New function.
21694 (gimple_ior_addresses_taken): Likewise.
21695 * gimple.h (struct gimple_statement_with_ops_base): Remove
21696 addresses_taken member.
21697 (gimple_ior_addresses_taken): Declare.
21698 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21699 gimple_set_addresses_taken): Remove.
21700 * ipa-reference.c (mark_address): New function.
21701 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21702 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21703 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21704 (gimple_add_to_addresses_taken): Remove.
21705 (get_tmr_operands): Call mark_address_taken.
21706 (get_asm_expr_operands): Likewise.
21707 (get_expr_operands): Likewise.
21708 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21709 (free_stmt_operands): Do not free it.
21710 * tree-ssa.c (delete_tree_ssa): Likewise.
21711 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21713 2009-04-16 Richard Guenther <rguenther@suse.de>
21715 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21716 (walk_stmt_load_store_ops): Likewise.
21717 * gimple.c (get_base_loadstore): New function.
21718 (walk_stmt_load_store_addr_ops): Likewise.
21719 (walk_stmt_load_store_ops): Likewise.
21720 * ipa-pure-const.c (check_op): Simplify.
21721 (check_load, check_store): New functions.
21722 (check_stmt): Use walk_stmt_load_store_ops.
21723 * ipa-reference.c (mark_load): Adjust signature.
21724 (mark_store): Likewise.
21725 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21727 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21729 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21730 (plugin_info): New.
21731 * opts.c (common_handle_option): Don't call print_version.
21732 * plugin.c (plugin_name_args): Add version.
21733 (register_plugin_info): New.
21734 (register_callback): Handle PLUGIN_INFO.
21735 (try_init_one_plugin): New.
21736 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21738 (finalize_one_plugin): New.
21739 (finalize_plugins): New.
21740 (print_one_plugin): New.
21741 (print_plugins_versions): New.
21742 * plugin.h (print_plugins_versions): New.
21743 (finalize_plugins): New.
21744 * toplev.c (compile_file): Don't call initialize_plugins.
21745 (print_version): Call print_plugins_versions.
21746 (toplev_main): Call initialize_plugins. Print version if needed.
21747 Call finalize_plugins.
21749 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21751 * common.opt (fversion): New.
21752 * gcc.c (print_version): New.
21753 (process_command): Don't print the version. Just set print_version.
21754 (main): Print version. Call subprocesses if print_version and
21755 verbose_flag are set.
21756 * opts.c (common_handle_option): Handle OPT_fversion.
21758 2009-04-16 Richard Guenther <rguenther@suse.de>
21759 Ira Rosen <irar@il.ibm.com>
21761 PR tree-optimization/39698
21762 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21763 type of the reduction variable. Only generate the def if
21766 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21767 make sure to first convert to an integer of the same precision.
21768 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21769 the type of the evolution correctly in computing the new
21770 induction variable base.
21772 2009-04-16 Richard Guenther <rguenther@suse.de>
21774 PR middle-end/39625
21775 * tree-cfg.c (make_blocks): Split statements with to-be
21776 abnormal SSA names on the lhs.
21778 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21780 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21781 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21782 * c-typeck.c (really_start_incremental_init): Likewise.
21783 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21784 (TARGET_INITIALIZER): Remove it.
21785 * target.h (struct target): Remove vector_opaque_p.
21786 * tree.c (build_opaque_vector_type): New.
21787 * tree.h (TYPE_VECTOR_OPAQUE): New.
21788 (build_opaque_vector_type): Declare.
21789 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21790 * config/rs6000/rs6000.c (build_opaque_vector_type,
21791 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21792 (rs6000_init_builtins): Use build_opaque_vector_type for
21793 opaque_V4SI_type_node.
21795 2009-04-15 Catherine Moore <clm@codesourcery.com>
21797 * debug.h (set_name): Declare.
21798 * dwarf2out.c (dwarf2out_set_name): Declare.
21799 (dwarf2_debug_hooks): Add set_name.
21800 (find_AT_string): New.
21801 (add_AT_string): Call find_AT_string.
21802 (dwarf2out_set_name): New.
21803 * cp/decl.c (grokdeclarator): Call set_name.
21804 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21805 * debug.c (do_nothing_debug_hooks): Likewise.
21806 * dbxout.c (dbx_debug_hooks): Likewise.
21807 * sdbout.c (sdb_debug_hooks): Likewise.
21809 2009-04-15 Michael Eager <eager@eagercon.com>
21811 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21812 reg for single-precision FPU.
21813 * config/rs6000/rs6000.md (movsi_internal1): Only for
21814 !TARGET_SINGLE_FPU.
21815 (movsi_internal1_single): New. Add pattern to move SI values to/from
21816 single-precision FP regs.
21818 2009-04-15 Richard Guenther <rguenther@suse.de>
21820 * omp-low.c (lower_rec_input_clauses): Build correct address
21822 (expand_omp_for_generic): Fix multiplication type.
21823 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21824 (generate_memset_zero): Fix types.
21825 * tree-profile.c (prepare_instrumented_value): Correctly
21828 2009-04-15 Ian Lance Taylor <iant@google.com>
21830 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21831 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21832 for -Wall and for -Wc++-compat.
21833 (c_common_post_options): For C++, set warn_enum_compare if not
21835 * c-tree.h (struct c_expr): Add field original_type.
21836 (build_external_ref): Update declaration.
21837 * c-parser.c (c_parser_braced_init): Set original_type.
21838 (c_parser_initelt): Likewise.
21839 (c_parser_expr_no_commas): Likewise.
21840 (c_parser_conditional_expression): Likewise.
21841 (c_parser_cast_expression): Likewise.
21842 (c_parser_unary_expression): Likewise. Pull setting of
21843 original_code to top of function.
21844 (c_parser_sizeof_expression): Set original_type.
21845 (c_parser_alignof_expression): Likewise.
21846 (c_parser_postfix_expression): Likewise. Pull setting of
21847 original_code to top of function.
21848 (c_parser_postfix_expression_after_paren_type): Set original_type.
21849 (c_parser_postfix_expression_after_primary): Likewise.
21850 (c_parser_expression): Likewise.
21851 * c-typeck.c (build_external_ref): Add type parameter. Change all
21853 (c_expr_sizeof_expr): Set original_type field.
21854 (parser_build_unary_op): Likewise.
21855 (parser_build_binary_op): Likewise. Optionally warn about
21856 comparisons of enums of different types.
21857 (digest_init): Set original_type field.
21858 (really_start_incremental_init): Likewise.
21859 (push_init_level, pop_init_level): Likewise.
21860 * doc/invoke.texi (Warning Options): -Wenum-compare now
21863 2009-04-15 Richard Guenther <rguenther@suse.de>
21865 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21866 out a necessary conversion.
21867 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21868 names we didn't value number.
21869 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21871 2009-04-15 Richard Guenther <rguenther@suse.de>
21873 PR tree-optimization/39764
21874 * tree-ssa-ccp.c (get_value): Canonicalize value with
21875 canonicalize_float_value.
21877 2009-04-15 Jan Hubicka <jh@suse.cz>
21879 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21880 Wrong version of patch.
21882 2009-04-15 Jan Hubicka <jh@suse.cz>
21884 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21886 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21888 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21889 our distinct integral and vector types.
21891 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21893 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21894 * init.c (build_vtbl_address): Remove call to assemble_external.
21896 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21898 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21899 output for other floating point modes.
21901 2009-04-14 Diego Novillo <dnovillo@google.com>
21903 * diagnostic.c (diagnostic_report_diagnostic): Do not
21904 warn about loaded plugins for DK_ERROR and DK_WARNING.
21905 * c-decl.c (declspecs_add_type): Move call to
21906 invoke_plugin_callbacks ...
21907 * c-parser.c (c_parser_declspecs): ... here.
21908 * plugin.c (dump_active_plugins): Tidy output.
21910 2009-04-14 Diego Novillo <dnovillo@google.com>
21911 Le-Chun Wu <lcwu@google.com>
21913 * configure.ac: Add --enable-plugin support.
21914 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21915 * Makefile.in (PLUGIN_H): Define.
21916 Export ENABLE_PLUGIN and GMPINC to site.exp.
21917 Add PLUGINLIBS to link command.
21918 Add/modify dependencies for plugin.o and files including plugin.h.
21920 * config.in: Regenerate.
21922 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21925 2009-04-14 Le-Chun Wu <lcwu@google.com>
21927 * tree-pass.h (register_one_dump_file): Add a prototype for
21928 register_one_dump_file.
21929 * toplev.c (compile_file): Call initialize_plugins.
21930 (do_compile): Call invoke_plugin_callbacks.
21931 (toplev_main): Call invoke_plugin_callbacks.
21932 * common.opt: Add -fplugin= and -fplugin-arg-.
21933 * gcc-plugin.h: New public header file for plugins to include.
21934 * plugin.c: New source file.
21935 * plugin.h: New internal header file.
21936 * passes.c (register_one_dump_file): Make it external.
21938 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21940 2009-04-14 Diego Novillo <dnovillo@google.com>
21942 * doc/plugins.texi: New.
21943 * doc/gccint.texi: Add reference to Plugins chapter.
21944 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21945 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21946 loaded plugins, if any.
21947 * timevar.def (TV_PLUGIN_INIT): Define.
21948 (TV_PLUGIN_RUN): Define.
21949 * plugin.c: Include timevar.h
21950 (plugins_active_p): New.
21951 (dump_active_plugins): New.
21952 (debug_active_plugins): New.
21954 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21956 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21958 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21960 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21962 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21963 the same as a minus without a shift.
21965 2009-04-14 Nick Clifton <nickc@redhat.com>
21967 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21968 comparisons with small integers will always produce a short
21971 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21974 2008-12-19 Diego Novillo <dnovillo@google.com>
21976 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21978 2009-04-14 Richard Guenther <rguenther@suse.de>
21980 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21982 (verify_gimple_assign_binary): Likewise. Handle shifts and
21984 (verify_gimple_phi): Print the mismatched argument position.
21985 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21987 (vect_update_init_of_dr): Likewise.
21988 * matrix-reorg.c (transform_access_sites): Do what the
21990 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21992 2009-04-13 Michael Eager <eager@eagercon.com>
21994 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21995 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21996 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21997 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21998 remove duplicate config
22000 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22002 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22003 file_name:line_number type locator of the call site.
22005 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22007 * genautomata.c: Put blank after comma.
22008 (automaton_decls): New.
22009 (struct unit_usage): Add comments to member next.
22010 (store_alt_unit_usage): Keep the list ordered.
22011 (unit_present_on_list_p, equal_alternatives_p): New.
22012 (check_regexp_units_distribution): Check units distribution
22013 correctness correctly.
22014 (main): Don't write automata if error is found. Return correct
22017 * config/m68k/cf.md (cfv4_ds): Remove.
22018 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22019 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22021 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22022 power4-load-ext, power4-store, power4-store-update,
22023 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22024 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22025 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22026 power4-sqrt, power4-isync): Modify reservation to make correct
22027 unit distribution to automata.
22029 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22030 power5-store-update, power5-two, power5-three, power5-lmul,
22031 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22033 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22035 * except.c (pass_set_nothrow_function_flags): Set name and add
22037 (set_nothrow_function_flags): Mention in the dump file when
22038 changing a function to nothrow.
22040 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22043 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22044 instead of unsigned long.
22046 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22048 * config/arm/arm.c (return_used_this_function): Remove.
22049 (arm_output_function_prologue): Remove use of
22050 return_used_this_function.
22051 (output_return_instruction): Replace use of
22052 return_used_this_function
22053 by cfun->machine->return_used_this_function.
22054 (arm_output_epilogue): Likewise.
22055 (arm_output_function_epilogue): Likewise.
22056 (thumb_unexpanded_epilogue): Likewise.
22057 * config/arm/arm.h (struct machine_function):
22058 New member return_used_this_function.
22060 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22062 * doc/install.texi: Correct description of default directory for
22063 --with-gxx-include-dir.
22065 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22067 * fold-const.c (build_range_check): Properly deal with enumeral and
22068 boolean base types.
22070 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22072 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22073 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22074 * params.h (MAX_GCSE_PASSES): Remove.
22075 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22076 in sequence. Remove ability to run multiple passes.
22077 (bypass_jumps): Report run as third CPROP pass.
22079 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22081 PR middle-end/39651
22082 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22083 when deciding whether the whole SEQUENCE can throw.
22085 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22088 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22089 offseted label references.
22091 2009-04-11 Jan Hubicka <jh@suse.cz>
22093 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22095 2009-04-11 Richard Guenther <rguenther@suse.de>
22097 PR middle-end/39732
22098 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22099 return variables as TREE_ADDRESSABLE.
22101 2009-04-11 Richard Guenther <rguenther@suse.de>
22103 PR tree-optimization/39713
22104 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22105 reference trees have SSA_NAME operands.
22107 2009-04-11 Richard Guenther <rguenther@suse.de>
22110 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22111 address expressions.
22113 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22115 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22116 match changes in Cygwin 1.7
22117 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22118 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22120 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22122 PR tree-optimization/39701
22123 * doc/invoke.texi (Optimization Options): Document change in
22124 meaning and initialization of -fdelete-null-pointer-checks.
22126 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22128 PR middle-end/39701
22129 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22131 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22134 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22136 2009-04-10 Chao-ying Fu <fu@mips.com>
22138 * doc/tm.texi (Instruction Output): Document
22139 TARGET_ASM_FINAL_POSTSCAN_INSN.
22140 * target.h (final_postscan_insn): New field in asm_out.
22141 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22142 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22143 * final.c (final_scan_insn): Call
22144 targetm.asm_out.final_postscan_insn after outputting
22145 an asm macro and a normal instruction.
22147 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22148 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22149 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22150 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22151 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22153 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22155 PR middle-end/39701
22156 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22157 variables as non-NULL even with -fdelete-null-pointer-checks.
22159 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22161 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22163 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22166 * config/i386/i386.c (classify_argument): Handle SCmode with
22167 (bit_offset % 64) != 0.
22169 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22171 * doc/invoke.texi (Optimize Options): Add cross-reference to
22172 -Q --help=optimizers examples.
22174 2009-04-10 Ben Elliston <bje@au.ibm.com>
22177 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22178 regalign for the reg == fpr and TDmode case.
22180 2009-04-09 David Ayers <ayers@fsfe.org>
22183 * objc/objc-act.c (warn_with_method): Remove helper function.
22184 (check_duplicates): Call warning and inform directly.
22185 (really_start_method): Likewise.
22187 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22189 * expmed.c (expand_divmod): Always use a comparison for a division
22190 by a large unsigned integer.
22192 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22193 for things others than variables or functions as nonzero.
22195 2009-04-09 Nick Clifton <nickc@redhat.com>
22197 * unwind-compat.c: Change copyright header to refer to version
22198 3 of the GNU General Public License with version 3.1 of the
22199 GCC Runtime Library Exception and to point readers at the
22200 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22201 * config/alpha/crtfastmath.c: Likewise.
22202 * config/alpha/linux-unwind.h: Likewise.
22203 * config/alpha/qrnnd.asm: Likewise.
22204 * config/alpha/vms-crt0-64.c: Likewise.
22205 * config/alpha/vms-crt0.c: Likewise.
22206 * config/alpha/vms-dwarf2.asm: Likewise.
22207 * config/alpha/vms-dwarf2eh.asm: Likewise.
22208 * config/alpha/vms-psxcrt0-64.c: Likewise.
22209 * config/alpha/vms-psxcrt0.c: Likewise.
22210 * config/alpha/vms_tramp.asm: Likewise.
22211 * config/arc/initfini.c: Likewise.
22212 * config/arc/lib1funcs.asm: Likewise.
22213 * config/arm/bpabi-v6m.S: Likewise.
22214 * config/arm/bpabi.S: Likewise.
22215 * config/arm/bpabi.c: Likewise.
22216 * config/arm/crti.asm: Likewise.
22217 * config/arm/crtn.asm: Likewise.
22218 * config/arm/ieee754-df.S: Likewise.
22219 * config/arm/ieee754-sf.S: Likewise.
22220 * config/arm/lib1funcs.asm: Likewise.
22221 * config/arm/libunwind.S: Likewise.
22222 * config/arm/linux-atomic.c: Likewise.
22223 * config/arm/mmintrin.h: Likewise.
22224 * config/arm/pr-support.c: Likewise.
22225 * config/arm/unaligned-funcs.c: Likewise.
22226 * config/arm/unwind-arm.c: Likewise.
22227 * config/arm/unwind-arm.h: Likewise.
22228 * config/avr/libgcc.S: Likewise.
22229 * config/bfin/crti.s: Likewise.
22230 * config/bfin/crtlibid.s: Likewise.
22231 * config/bfin/crtn.s: Likewise.
22232 * config/bfin/lib1funcs.asm: Likewise.
22233 * config/bfin/linux-unwind.h: Likewise.
22234 * config/cris/arit.c: Likewise.
22235 * config/cris/cris_abi_symbol.c: Likewise.
22236 * config/darwin-64.c: Likewise.
22237 * config/darwin-crt2.c: Likewise.
22238 * config/darwin-crt3.c: Likewise.
22239 * config/darwin.h: Likewise.
22240 * config/dbxelf.h: Likewise.
22241 * config/dfp-bit.c: Likewise.
22242 * config/dfp-bit.h: Likewise.
22243 * config/elfos.h: Likewise.
22244 * config/fixed-bit.c: Likewise.
22245 * config/fixed-bit.h: Likewise.
22246 * config/fp-bit.c: Likewise.
22247 * config/fp-bit.h: Likewise.
22248 * config/fr30/crti.asm: Likewise.
22249 * config/fr30/crtn.asm: Likewise.
22250 * config/fr30/lib1funcs.asm: Likewise.
22251 * config/freebsd-spec.h: Likewise.
22252 * config/frv/cmovd.c: Likewise.
22253 * config/frv/cmovh.c: Likewise.
22254 * config/frv/cmovw.c: Likewise.
22255 * config/frv/frvbegin.c: Likewise.
22256 * config/frv/frvend.c: Likewise.
22257 * config/frv/lib1funcs.asm: Likewise.
22258 * config/glibc-stdint.h: Likewise.
22259 * config/h8300/clzhi2.c: Likewise.
22260 * config/h8300/crti.asm: Likewise.
22261 * config/h8300/crtn.asm: Likewise.
22262 * config/h8300/ctzhi2.c: Likewise.
22263 * config/h8300/fixunssfsi.c: Likewise.
22264 * config/h8300/lib1funcs.asm: Likewise.
22265 * config/h8300/parityhi2.c: Likewise.
22266 * config/h8300/popcounthi2.c: Likewise.
22267 * config/i386/ammintrin.h: Likewise.
22268 * config/i386/att.h: Likewise.
22269 * config/i386/avxintrin.h: Likewise.
22270 * config/i386/biarch64.h: Likewise.
22271 * config/i386/bmmintrin.h: Likewise.
22272 * config/i386/cpuid.h: Likewise.
22273 * config/i386/cross-stdarg.h: Likewise.
22274 * config/i386/crtfastmath.c: Likewise.
22275 * config/i386/crtprec.c: Likewise.
22276 * config/i386/cygming-crtbegin.c: Likewise.
22277 * config/i386/cygming-crtend.c: Likewise.
22278 * config/i386/cygwin.asm: Likewise.
22279 * config/i386/emmintrin.h: Likewise.
22280 * config/i386/gmm_malloc.h: Likewise.
22281 * config/i386/gthr-win32.c: Likewise.
22282 * config/i386/i386.h: Likewise.
22283 * config/i386/immintrin.h: Likewise.
22284 * config/i386/linux-unwind.h: Likewise.
22285 * config/i386/linux64.h: Likewise.
22286 * config/i386/mm3dnow.h: Likewise.
22287 * config/i386/mmintrin-common.h: Likewise.
22288 * config/i386/mmintrin.h: Likewise.
22289 * config/i386/nmmintrin.h: Likewise.
22290 * config/i386/pmm_malloc.h: Likewise.
22291 * config/i386/pmmintrin.h: Likewise.
22292 * config/i386/smmintrin.h: Likewise.
22293 * config/i386/sol2-c1.asm: Likewise.
22294 * config/i386/sol2-ci.asm: Likewise.
22295 * config/i386/sol2-cn.asm: Likewise.
22296 * config/i386/sol2-gc1.asm: Likewise.
22297 * config/i386/tmmintrin.h: Likewise.
22298 * config/i386/unix.h: Likewise.
22299 * config/i386/w32-unwind.h: Likewise.
22300 * config/i386/wmmintrin.h: Likewise.
22301 * config/i386/x86-64.h: Likewise.
22302 * config/i386/x86intrin.h: Likewise.
22303 * config/i386/xmmintrin.h: Likewise.
22304 * config/ia64/crtbegin.asm: Likewise.
22305 * config/ia64/crtend.asm: Likewise.
22306 * config/ia64/crtfastmath.c: Likewise.
22307 * config/ia64/crti.asm: Likewise.
22308 * config/ia64/crtn.asm: Likewise.
22309 * config/ia64/fde-glibc.c: Likewise.
22310 * config/ia64/lib1funcs.asm: Likewise.
22311 * config/ia64/linux-unwind.h: Likewise.
22312 * config/ia64/quadlib.c: Likewise.
22313 * config/ia64/unwind-ia64.c: Likewise.
22314 * config/linux.h: Likewise.
22315 * config/m32c/m32c-lib1.S: Likewise.
22316 * config/m32c/m32c-lib2-trapv.c: Likewise.
22317 * config/m32c/m32c-lib2.c: Likewise.
22318 * config/m32r/initfini.c: Likewise.
22319 * config/m68hc11/larith.asm: Likewise.
22320 * config/m68hc11/m68hc11-crt0.S: Likewise.
22321 * config/m68k/cf.md: Likewise.
22322 * config/m68k/crti.s: Likewise.
22323 * config/m68k/crtn.s: Likewise.
22324 * config/m68k/lb1sf68.asm: Likewise.
22325 * config/m68k/linux-unwind.h: Likewise.
22326 * config/mcore/crti.asm: Likewise.
22327 * config/mcore/crtn.asm: Likewise.
22328 * config/mcore/lib1.asm: Likewise.
22329 * config/mips/linux-unwind.h: Likewise.
22330 * config/mips/loongson.h: Likewise.
22331 * config/mips/mips16.S: Likewise.
22332 * config/mmix/crti.asm: Likewise.
22333 * config/mmix/crtn.asm: Likewise.
22334 * config/pa/fptr.c: Likewise.
22335 * config/pa/hpux-unwind.h: Likewise.
22336 * config/pa/lib2funcs.asm: Likewise.
22337 * config/pa/linux-atomic.c: Likewise.
22338 * config/pa/linux-unwind.h: Likewise.
22339 * config/pa/milli64.S: Likewise.
22340 * config/pa/quadlib.c: Likewise.
22341 * config/pa/stublib.c: Likewise.
22342 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22343 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22344 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22345 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22346 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22347 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22348 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22349 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22350 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22351 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22352 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22353 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22354 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22355 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22356 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22357 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22358 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22359 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22360 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22361 * config/rs6000/750cl.h: Likewise.
22362 * config/rs6000/altivec.h: Likewise.
22363 * config/rs6000/biarch64.h: Likewise.
22364 * config/rs6000/crtresfpr.asm: Likewise.
22365 * config/rs6000/crtresgpr.asm: Likewise.
22366 * config/rs6000/crtresxfpr.asm: Likewise.
22367 * config/rs6000/crtresxgpr.asm: Likewise.
22368 * config/rs6000/crtsavfpr.asm: Likewise.
22369 * config/rs6000/crtsavgpr.asm: Likewise.
22370 * config/rs6000/darwin-asm.h: Likewise.
22371 * config/rs6000/darwin-fallback.c: Likewise.
22372 * config/rs6000/darwin-fpsave.asm: Likewise.
22373 * config/rs6000/darwin-ldouble.c: Likewise.
22374 * config/rs6000/darwin-tramp.asm: Likewise.
22375 * config/rs6000/darwin-unwind.h: Likewise.
22376 * config/rs6000/darwin-vecsave.asm: Likewise.
22377 * config/rs6000/darwin-world.asm: Likewise.
22378 * config/rs6000/e500crtres32gpr.asm: Likewise.
22379 * config/rs6000/e500crtres64gpr.asm: Likewise.
22380 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22381 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22382 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22383 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22384 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22385 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22386 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22387 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22388 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22389 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22390 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22391 * config/rs6000/eabi-ci.asm: Likewise.
22392 * config/rs6000/eabi-cn.asm: Likewise.
22393 * config/rs6000/eabi.asm: Likewise.
22394 * config/rs6000/linux-unwind.h: Likewise.
22395 * config/rs6000/linux64.h: Likewise.
22396 * config/rs6000/paired.h: Likewise.
22397 * config/rs6000/paired.md: Likewise.
22398 * config/rs6000/ppc64-fp.c: Likewise.
22399 * config/rs6000/ppu_intrinsics.h: Likewise.
22400 * config/rs6000/rs6000.h: Likewise.
22401 * config/rs6000/si2vmx.h: Likewise.
22402 * config/rs6000/sol-ci.asm: Likewise.
22403 * config/rs6000/sol-cn.asm: Likewise.
22404 * config/rs6000/spe.h: Likewise.
22405 * config/rs6000/spu2vmx.h: Likewise.
22406 * config/rs6000/sysv4.h: Likewise.
22407 * config/rs6000/tramp.asm: Likewise.
22408 * config/rs6000/vec_types.h: Likewise.
22409 * config/s390/linux-unwind.h: Likewise.
22410 * config/s390/tpf-unwind.h: Likewise.
22411 * config/score/crti.asm: Likewise.
22412 * config/score/crtn.asm: Likewise.
22413 * config/sh/crt1.asm: Likewise.
22414 * config/sh/crti.asm: Likewise.
22415 * config/sh/crtn.asm: Likewise.
22416 * config/sh/divtab-sh4-300.c: Likewise.
22417 * config/sh/divtab-sh4.c: Likewise.
22418 * config/sh/divtab.c: Likewise.
22419 * config/sh/lib1funcs-4-300.asm: Likewise.
22420 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22421 * config/sh/lib1funcs.asm: Likewise.
22422 * config/sh/lib1funcs.h: Likewise.
22423 * config/sh/linux-atomic.asm: Likewise.
22424 * config/sh/linux-unwind.h: Likewise.
22425 * config/sh/shmedia.h: Likewise.
22426 * config/sh/sshmedia.h: Likewise.
22427 * config/sh/ushmedia.h: Likewise.
22428 * config/sparc/crtfastmath.c: Likewise.
22429 * config/sparc/linux-unwind.h: Likewise.
22430 * config/sparc/sol2-c1.asm: Likewise.
22431 * config/sparc/sol2-ci.asm: Likewise.
22432 * config/sparc/sol2-cn.asm: Likewise.
22433 * config/spu/divmodti4.c: Likewise.
22434 * config/spu/divv2df3.c: Likewise.
22435 * config/spu/float_disf.c: Likewise.
22436 * config/spu/float_unsdidf.c: Likewise.
22437 * config/spu/float_unsdisf.c: Likewise.
22438 * config/spu/float_unssidf.c: Likewise.
22439 * config/spu/mfc_multi_tag_release.c: Likewise.
22440 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22441 * config/spu/mfc_tag_release.c: Likewise.
22442 * config/spu/mfc_tag_reserve.c: Likewise.
22443 * config/spu/mfc_tag_table.c: Likewise.
22444 * config/spu/multi3.c: Likewise.
22445 * config/spu/spu_internals.h: Likewise.
22446 * config/spu/spu_intrinsics.h: Likewise.
22447 * config/spu/spu_mfcio.h: Likewise.
22448 * config/spu/vec_types.h: Likewise.
22449 * config/spu/vmx2spu.h: Likewise.
22450 * config/stormy16/stormy16-lib2.c: Likewise.
22451 * config/svr4.h: Likewise.
22452 * config/sync.c: Likewise.
22453 * config/v850/lib1funcs.asm: Likewise.
22454 * config/vxlib-tls.c: Likewise.
22455 * config/vxlib.c: Likewise.
22456 * config/vxworks-dummy.h: Likewise.
22457 * config/xtensa/crti.asm: Likewise.
22458 * config/xtensa/crtn.asm: Likewise.
22459 * config/xtensa/ieee754-df.S: Likewise.
22460 * config/xtensa/ieee754-sf.S: Likewise.
22461 * config/xtensa/lib1funcs.asm: Likewise.
22462 * config/xtensa/lib2funcs.S: Likewise.
22463 * config/xtensa/linux-unwind.h: Likewise.
22464 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22465 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22466 * coretypes.h: Likewise.
22467 * crtstuff.c: Likewise.
22468 * defaults.h: Likewise.
22469 * dwarf2.h: Likewise.
22470 * emutls.c: Likewise.
22471 * gbl-ctors.h: Likewise.
22472 * gcov-io.h: Likewise.
22473 * ginclude/float.h: Likewise.
22474 * ginclude/iso646.h: Likewise.
22475 * ginclude/stdarg.h: Likewise.
22476 * ginclude/stdbool.h: Likewise.
22477 * ginclude/stddef.h: Likewise.
22478 * ginclude/stdfix.h: Likewise.
22479 * ginclude/stdint-gcc.h: Likewise.
22480 * ginclude/tgmath.h: Likewise.
22481 * gthr-aix.h: Likewise.
22482 * gthr-dce.h: Likewise.
22483 * gthr-gnat.c: Likewise.
22484 * gthr-gnat.h: Likewise.
22485 * gthr-lynx.h: Likewise.
22486 * gthr-mipssde.h: Likewise.
22487 * gthr-nks.h: Likewise.
22488 * gthr-posix.c: Likewise.
22489 * gthr-posix.h: Likewise.
22490 * gthr-posix95.h: Likewise.
22491 * gthr-rtems.h: Likewise.
22492 * gthr-single.h: Likewise.
22493 * gthr-solaris.h: Likewise.
22494 * gthr-tpf.h: Likewise.
22495 * gthr-vxworks.h: Likewise.
22496 * gthr-win32.h: Likewise.
22497 * gthr.h: Likewise.
22498 * libgcc2.c: Likewise.
22499 * libgcc2.h: Likewise.
22500 * libgcov.c: Likewise.
22501 * tsystem.h: Likewise.
22502 * typeclass.h: Likewise.
22503 * unwind-c.c: Likewise.
22504 * unwind-compat.h: Likewise.
22505 * unwind-dw2-fde-compat.c: Likewise.
22506 * unwind-dw2-fde-darwin.c: Likewise.
22507 * unwind-dw2-fde-glibc.c: Likewise.
22508 * unwind-dw2-fde.c: Likewise.
22509 * unwind-dw2-fde.h: Likewise.
22510 * unwind-dw2.c: Likewise.
22511 * unwind-dw2.h: Likewise.
22512 * unwind-generic.h: Likewise.
22513 * unwind-pe.h: Likewise.
22514 * unwind-sjlj.c: Likewise.
22515 * unwind.inc: Likewise.
22516 * config/arm/neon-gen.ml: Change generated copyright header to
22517 refer to version 3 of the GNU General Public License with
22518 version 3.1 of the GCC Runtime Library Exception and to point
22519 readers at the COPYING3 and COPYING3.RUNTIME files and the
22520 FSF's license web page.
22521 * config/arm/arm_neon.h: Regenerate.
22523 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22525 * config/cris/cris.md: Change copyright header to refer to version
22526 3 of the GNU General Public License.
22527 * doc/install.texi2html: Change copyright header to refer to version
22528 3 of the GNU General Public License and to point readers at the
22529 COPYING3 file and the FSF's license web page.
22530 * config/vax/linux.h: Likewise.
22532 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22534 * config/i386/i386.md (cmpcc): New.
22535 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22536 (sync_compare_and_swap_cc*): Delete.
22538 * config/s390/s390.c (s390_compare_emitted): Remove.
22539 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22540 s390_compare_emitted used to be handled. Assert that modes match.
22541 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22542 refer to sync_compare_and_swap_ccsi.
22543 * config/s390/s390.h (s390_compare_emitted): Remove.
22544 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22545 instead of s390_compare_emitted.
22546 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22547 instead of s390_compare_emitted.
22548 * config/s390/s390.md (cmpcc): New.
22549 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22550 CC_REGNUM, do not pretend it's set.
22551 (sync_compare_and_swap_cc*): Delete.
22552 * config/s390/predicates.md (cc_reg_operand): New.
22554 * expr.c (sync_compare_and_swap_cc): Delete.
22555 * optabs.h (sync_compare_and_swap_cc): Delete.
22556 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22557 is being used with can_compare_p.
22558 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22559 (find_cc_set): New.
22560 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22561 look for a MODE_CC set instead. Use emit_store_flag.
22562 (expand_compare_and_swap_loop): Likewise, with some additional
22563 complication to avoid a force_reg when useless. Use
22564 emit_cmp_and_jump_insns.
22565 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22566 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22567 sync_compare_and_swap documentation.
22569 2009-04-09 Jan Hubicka <jh@suse.cz>
22571 * except.c (find_prev_try): Break out from ....
22572 (duplicate_eh_regions): ... here; properly update prev_try pointers
22573 when duplication part of tree.
22574 (dump_eh_tree): Improve dumping.
22575 (verify_eh_region): New.
22576 (verify_eh_tree): Use it.
22578 2009-04-06 Richard Guenther <rguenther@suse.de>
22580 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22581 &ARRAY addresses by adjusting their types and prepending
22583 * tree-cfg.c (verify_gimple_assign_single): Verify that
22584 addresses are correct.
22586 2009-04-09 Richard Guenther <rguenther@suse.de>
22588 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22589 indices into an array reference if possible.
22590 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22591 Fold POINTER_PLUS_EXPR statements with invariant address.
22593 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22596 * config.gcc (powerpc64-*-linux*): Always build biarch.
22598 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22601 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22602 it and pedwarn if this results in an INTEGER_CST.
22604 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22606 * doc/install.texi: Update minimum GMP version. Remove obsolete
22607 text in MPFR section.
22609 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22611 * dwarf2out.c (class_scope_p): New static inline.
22612 (class_or_namespace_scope_p): Use it.
22613 (gen_variable_die): Use DW_TAG_member tag for static data member
22614 declarations instead of DW_TAG_variable.
22616 PR middle-end/39573
22617 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22620 2009-04-08 Richard Guenther <rguenther@suse.de>
22622 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22623 valueize random data.
22625 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22627 * config.gcc (aix tm_file): Add aix-stdint.h.
22628 (aix tm clause use_gcc_stdint): Set to wrap.
22629 * config/rs6000/aix-stdint.h: New file.
22631 2009-04-08 Richard Guenther <rguenther@suse.de>
22633 PR middle-end/36291
22634 * tree-dfa.c (add_referenced_var): Do not recurse into
22635 global initializers.
22636 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22638 (fold_const_aggregate_ref): Likewise.
22640 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22642 * recog.c (ordered_comparison_operator): New.
22643 * gensupport.c (std_preds): Add it.
22644 * doc/md.texi (Machine-Independent Predicates): Document it.
22646 2009-04-08 Jan Hubicka <jh@suse.cz>
22648 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22649 * function.h (rtl_eh): Remove exception_handler_label_map.
22650 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22651 remove_exception_handler_label, for_each_eh_label_1): Remove.
22652 (rtl_remove_unreachable_regions): Remove.
22653 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22654 (find_exception_handler_labels): Don't build the hashtable.
22655 (maybe_remove_eh_handler): Remove.
22656 (for_each_eh_label): Rewrite to walk the tree.
22657 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22658 * except.h (maybe_remove_eh_handler): Remove.
22659 * passes.c (init_optimization_passes): Schedule second EH cleanup
22661 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22662 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22664 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22666 * genoutput.c (validate_optab_operands): New.
22667 (gen_insn, gen_expand): Call it.
22669 * genflags.c (gen_insn): Detect misused iterators.
22670 (main): Pass line_no to gen_insn, exit with status 1 on error.
22672 * genextract.c (line_no): Make global.
22673 (VEC_safe_set_locstr): Change assertion to error message.
22674 (main): Exit with status 1 on error.
22676 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22680 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22681 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22682 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22683 * c-convert.c (convert): Do not call fold on results of conversion
22684 functions when the result is a C_MAYBE_CONST_EXPR.
22685 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22686 of __builtin_choose_expr.
22687 * c-typeck.c (remove_c_maybe_const_expr): New.
22688 (build_unary_op, build_conditional_expr, build_compound_expr,
22689 build_binary_op, c_objc_common_truthvalue_conversion): Call
22690 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22693 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22695 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22696 CODE to produce a new one. Add a prototype to use fold_convert_const
22698 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22701 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22702 mix declarations and code.
22704 2009-04-08 Ben Elliston <bje@au.ibm.com>
22706 * gcc.c: Replace `CC' with `GCC' throughout.
22708 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22710 * doc/invoke.texi: Document Atom support.
22712 2009-04-07 Jason Merrill <jason@redhat.com>
22715 * c-common.h, c-common.c: Add flag_pretty_templates.
22716 * c-opts.c (c_common_handle_option): Set it.
22717 * c.opt: Add -fno-pretty-templates.
22718 * doc/invoke.texi (C++ Dialect Options): Likewise.
22720 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22722 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22723 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22724 (ia64_expand_builtin): Likewise.
22726 2009-04-07 Martin Jambor <mjambor@suse.cz>
22728 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22729 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22730 ADDR_EXPRS are include too.
22732 2009-04-07 Richard Guenther <rguenther@suse.de>
22734 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22735 decls are only used if passes as parameters or if they are
22736 local statics and the call is not to a builtin.
22737 (call_may_clobber_ref_p_1): Likewise.
22739 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22741 * expr.c (do_store_flag): Remove last argument. Simplify code
22742 to avoid duplication of tests already done by can_compare_p.
22743 (expand_expr_real_1): Adjust caller.
22745 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22747 * optabs.c (can_compare_p): Test the predicate of a
22748 cbranch and cstore pattern.
22750 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22752 * expr.c (convert_move): Use emit_store_flag instead of
22755 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22757 * config/i386/i386.c (ix86_compare_emitted): Remove.
22758 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22759 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22760 * config/i386/i386.h (ix86_compare_emitted): Remove.
22761 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22762 instead of ix86_compare_emitted.
22763 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22765 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22767 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22768 Add t-sysroot-suffix to tmake_file.
22769 * config/print-sysroot-suffix.sh: New file.
22770 * config/t-sysroot-suffix: New file.
22772 2009-04-07 Ben Elliston <bje@au.ibm.com>
22774 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22775 as the latter produces a warning when the target does not support
22778 2009-04-07 Ben Elliston <bje@au.ibm.com>
22780 * dfp.c: Replace type punning assignments with memcpy throughout.
22781 * Makefile.in (dfp.o-warn): Remove.
22783 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22786 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22787 Include soft-fp/t-softfp after rs6000/t-linux64.
22789 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22791 * stor-layout.c (set_sizetype): Use the full precision of their
22792 machine mode for bitsize types.
22794 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22796 * config/i386/i386.md: Revert 2 accidental checkins.
22798 2009-04-06 Joey Ye <joey.ye@intel.com>
22799 Xuepeng Guo <xuepeng.guo@intel.com>
22800 H.J. Lu <hongjiu.lu@intel.com>
22802 Atom pipeline model, tuning and insn selection.
22803 * config.gcc (atom): Add atom config options and target.
22805 * config/i386/atom.md: New.
22807 * config/i386/i386.c (atom_cost): New cost.
22808 (m_ATOM): New macro flag.
22809 (initial_ix86_tune_features): Set m_ATOM.
22810 (x86_accumulate_outgoing_args): Likewise.
22811 (x86_arch_always_fancy_math_387): Likewise.
22812 (processor_target): Add Atom cost.
22813 (cpu_names): Add Atom cpu name.
22814 (override_options): Set Atom ISA.
22815 (ix86_issue_rate): New case PROCESSOR_ATOM.
22816 (ix86_adjust_cost): Likewise.
22818 * config/i386/i386.h (TARGET_ATOM): New target macro.
22819 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22820 (TARGET_OPT_AGU): New target option.
22821 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22822 (processor_type): Add PROCESSOR_ATOM.
22824 * config/i386/i386.md (cpu): Add new value "atom".
22825 (use_carry, movu): New attr.
22826 (atom.md): Include atom.md.
22827 (adddi3_carry_rex64): Set attr "use_carry".
22828 (addqi3_carry): Likewise.
22829 (addhi3_carry): Likewise.
22830 (addsi3_carry): Likewise.
22831 (*addsi3_carry_zext): Likewise.
22832 (subdi3_carry_rex64): Likewise.
22833 (subqi3_carry): Likewise.
22834 (subhi3_carry): Likewise.
22835 (subsi3_carry): Likewise.
22836 (x86_movdicc_0_m1_rex64): Likewise.
22837 (*x86_movdicc_0_m1_se): Likewise.
22838 (x86_movsicc_0_m1): Likewise.
22839 (*x86_movsicc_0_m1_se): Likewise.
22840 (*adddi_1_rex64): Emit add insn as much as possible.
22841 (*addsi_1): Likewise.
22842 (return_internal): Set atom_unit.
22843 (return_internal_long): Likewise.
22844 (return_pop_internal): Likewise.
22845 (*rcpsf2_sse): Set atom_sse_attr attr.
22846 (*qrt<mode>2_sse): Likewise.
22847 (*prefetch_sse): Likewise.
22849 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22851 (ix86_target_macros_internal): Likewise.
22853 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22854 (*prefetch_sse_rex): Likewise.
22855 (sse_rcpv4sf2): Likewise.
22856 (sse_vmrcpv4sf2): Likewise.
22857 (sse_sqrtv4sf2): Likewise.
22858 (<sse>_vmsqrt<mode>2): Likewise.
22859 (sse_ldmxcsr): Likewise.
22860 (sse_stmxcsr): Likewise.
22861 (*sse_sfence): Likewise.
22862 (sse2_clflush): Likewise.
22863 (*sse2_mfence): Likewise.
22864 (*sse2_lfence): Likewise.
22865 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22866 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22867 (avx_movdqu<avxmodesuffix>): Likewise.
22868 (avx_lddqu<avxmodesuffix>): Likewise.
22869 (sse2_movntv2di): Change attr "type" to "ssemov".
22870 (sse2_movntsi): Likewise.
22871 (rsqrtv8sf2): Change attr "type" to "sseadd".
22872 (sse3_addsubv2df3): Set attr "atom_unit".
22873 (sse3_h<plusminus_insn>v4sf3): Likewise.
22874 (*sse2_pmaddwd): Likewise.
22875 (*vec_extractv2di_1_rex64): Likewise.
22876 (*vec_extractv2di_1_avx): Likewise.
22877 (sse2_psadbw): Likewise.
22878 (ssse3_phaddwv8hi3): Likewise.
22879 (ssse3_phaddwv4hi3): Likewise.
22880 (ssse3_phadddv4si3): Likewise.
22881 (ssse3_phadddv2si3): Likewise.
22882 (ssse3_phaddswv8hi3): Likewise.
22883 (ssse3_phaddswv4hi3): Likewise.
22884 (ssse3_phsubwv8hi3): Likewise.
22885 (ssse3_phsubwv4hi3): Likewise.
22886 (ssse3_phsubdv4si3): Likewise.
22887 (ssse3_phsubdv2si3): Likewise.
22888 (ssse3_phsubswv8hi3): Likewise.
22889 (ssse3_phsubswv4hi3): Likewise.
22890 (ssse3_pmaddubsw128): Likewise.
22891 (sse3_pmaddubsw: Likewise.
22892 (ssse3_palignrti): Likewise.
22893 (ssse3_palignrdi): Likewise.
22895 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22897 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22899 2009-04-06 Richard Guenther <rguenther@suse.de>
22901 PR tree-optimization/28868
22902 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22903 of which PHI results we inserted.
22904 (insert_into_preds_of_block): Record inserted PHIs.
22905 (eliminate): Eliminate redundant PHI nodes.
22906 (init_pre): Init inserted_phi_names.
22908 2009-04-06 Richard Guenther <rguenther@suse.de>
22910 PR tree-optimization/39643
22911 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22912 IMAGPART_EXPRs of complex constants.
22913 (execute_fold_all_builtins): If we folded a call queue
22914 TODO_update_address_taken.
22916 2009-04-06 Jan Hubicka <jh@suse.cz>
22918 PR middle-end/39659
22919 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22922 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22924 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22926 (ic_invalidate_array): Likewise.
22928 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22930 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22931 alignment for library calls.
22933 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22935 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22936 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22937 * config/i386/mingw-stdint.h: New file.
22939 2009-04-05 Richard Guenther <rguenther@suse.de>
22941 PR tree-optimization/39648
22942 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22943 our &A vs. &A[0] IL deficiencies.
22945 2009-04-04 Jan Hubicka <jh@suse.cz>
22947 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22948 removed toplevel regions.
22949 (sjlj_mark_call_sites): Likewise.
22951 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22953 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22954 (cygwin tm clause use_gcc_stdint): Set to wrap.
22955 * config/i386/cygwin-stdint.h: New file.
22957 2009-04-04 Richard Guenther <rguenther@suse.de>
22959 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22960 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22961 single-argument PHIs if we are in loop-closed SSA form.
22962 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22963 for the pre-condition.
22964 (slpeel_tree_peel_loop_to_edge): Likewise.
22965 (vect_build_loop_niters): Take an optional sequence to append stmts.
22966 (vect_generate_tmps_on_preheader): Likewise.
22967 (vect_do_peeling_for_loop_bound): Take extra guards for the
22969 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22970 the cost model check.
22971 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22972 guards if we are going to peel. Do not apply versioning in that case.
22973 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22974 (vect_do_peeling_for_loop_bound): Likewise.
22975 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22976 loop bound only record extra pre-conditions, do not apply loop
22979 2009-04-04 Richard Guenther <rguenther@suse.de>
22981 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22984 2009-04-04 Jan Hubicka <jh@suse.cz>
22986 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22987 last_basic_block for size of bb->index indexed array.
22988 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22989 compute_out, link_btr_uses, build_btr_def_use_webs,
22990 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22992 2009-04-04 Jan Hubicka <jh@suse.cz>
22994 * except.c (remove_eh_handler_and_replace): Break out from ...
22995 (remove_eh_handler): ... here.
22996 (bring_to_root): New function.
22997 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22998 handled ones, bring others to root of tree.
23000 2009-04-04 Jan Hubicka <jh@suse.cz>
23002 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23003 (all_phis_safe_to_merge): New function.
23004 (update_info): New structure.
23005 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23006 (cleanup_empty_eh): Update SSA if possible.
23008 2009-04-04 Richard Guenther <rguenther@suse.de>
23010 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23011 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23012 (append_vuse): Likewise.
23014 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23016 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23017 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23018 instead of REG_UNSAVED for DW_CFA_undefined.
23019 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23020 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23023 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23026 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23028 2009-04-04 Richard Guenther <rguenther@suse.de>
23030 PR tree-optimization/8781
23031 PR tree-optimization/37892
23032 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23033 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23034 (valueize_refs): Call it for *& valueizations.
23035 (shared_reference_ops_from_ref): Rename to ...
23036 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23037 (shared_reference_ops_from_call): Rename to ...
23038 (valueize_shared_reference_ops_from_call): ... this and valueize.
23039 (vn_reference_lookup): Update.
23040 (visit_reference_op_call): Likewise.
23041 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23042 (eliminate): Value-replace the call address in call statements.
23044 2009-04-04 Richard Guenther <rguenther@suse.de>
23046 PR tree-optimization/39636
23047 * tree-ssa-forwprop.c
23048 (forward_propagate_addr_into_variable_array_index): Check for
23049 GIMPLE_ASSIGN before accessing the rhs code.
23051 2009-04-03 Jason Merrill <jason@redhat.com>
23053 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23055 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23057 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23058 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23059 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23060 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23061 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23062 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23063 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23064 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23065 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23066 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23067 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23068 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23069 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23070 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23071 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23072 Use fr_reg_or_fp01_operand instead of fr_register_operand
23074 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23075 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23076 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23078 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23080 PR rtl-optimization/39607
23081 PR rtl-optimization/39631
23085 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23086 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23087 instead of DF_LR_OUT.
23088 * ira-lives.c (process_bb_node_lives): Ditto.
23089 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23090 instead of DF_LR_{OUT,IN}.
23091 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23092 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23094 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23096 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23097 (execute_lower_omp): Always run but take the short way out if -fopenmp
23099 (gate_lower_omp): Remove, forcing the pass manager to always run the
23100 pass and always set PROP_gimple_lomp.
23101 (pass_lower_omp): Remove gate function.
23102 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23103 PROP_trees. Instead, require it.
23104 * ipa-cp.c (pass_ipa_cp): Likewise.
23105 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23106 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23107 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23108 and PROP_gimple_leh.
23110 2009-04-03 Richard Guenther <rguenther@suse.de>
23112 PR middle-end/13146
23113 PR tree-optimization/23940
23114 PR tree-optimization/33237
23115 PR middle-end/33974
23116 PR middle-end/34093
23117 PR tree-optimization/36201
23118 PR tree-optimization/36230
23119 PR tree-optimization/38049
23120 PR tree-optimization/38207
23121 PR tree-optimization/38230
23122 PR tree-optimization/38301
23123 PR tree-optimization/38585
23124 PR middle-end/38895
23125 PR tree-optimization/38985
23126 PR tree-optimization/39299
23127 * tree-ssa-structalias.h: Remove.
23128 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23129 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23130 (struct vuse_element_d): Remove.
23131 (struct vuse_vec_d): Likewise.
23132 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23133 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23134 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23135 VUSE_ELEMENT_VAR): Likewise.
23136 (struct voptype_d): Likewise.
23137 (NUM_VOP_FREE_BUCKETS): Likewise.
23138 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23139 (struct stmt_operands_d): Remove.
23140 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23141 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23142 VDEF_NUM, VDEF_VECT): Likewise.
23143 (copy_virtual_operands): Remove.
23144 (operand_build_cmp): Likewise.
23145 (create_ssa_artificial_load_stmt): Likewise.
23146 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23147 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23148 vuse_index and mayuse_index members. Pack and move done and iter_type
23149 members to the front.
23150 (SSA_OP_VMAYUSE): Remove.
23151 (SSA_OP_VIRTUAL_USES): Adjust.
23152 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23153 (unlink_stmt_vdef): Declare.
23154 (add_to_addressable_set): Remove.
23155 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23156 (vrp_visit_stmt): Likewise.
23157 * doc/tree-ssa.texi (Alias analysis): Update.
23158 * doc/invoke.texi (max-aliased-vops): Remove docs.
23159 (avg-aliased-vops): Likewise.
23160 * tree-into-ssa.c (syms_to_rename): Remove.
23161 (need_to_update_vops_p): Likewise.
23162 (need_to_initialize_update_ssa_p): Rename to ...
23163 (update_ssa_initialized_fn): ... this. Track function we are
23165 (symbol_marked_for_renaming): Simplify.
23166 (add_new_name_mapping): Do not set need_to_update_vops_p.
23167 (dump_currdefs): Use SYMS_TO_RENAME.
23168 (rewrite_update_stmt): Always walk all uses/defs.
23169 (dump_update_ssa): Adjust.
23170 (init_update_ssa): Take function argument. Track what we are
23172 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23173 (create_new_def_for): Initialize for cfun, assert we are initialized
23175 (mark_sym_for_renaming): Simplify.
23176 (mark_set_for_renaming): Do not initialize update-ssa.
23177 (need_ssa_update_p): Simplify. Take function argument.
23178 (name_mappings_registered_p): Assert we ask for the correct function.
23179 (name_registered_for_update_p): Likewise.
23180 (ssa_names_to_replace): Likewise.
23181 (release_ssa_name_after_update_ssa): Likewise.
23182 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23183 (dump_decl_set): Do not print a newline.
23184 (debug_decl_set): Do it here.
23185 (dump_update_ssa): And here.
23186 * tree-ssa-loop-im.c (move_computations): Adjust.
23187 (movement_possibility): Likewise.
23188 (determine_max_movement): Likewise.
23189 (gather_mem_refs_stmt): Likewise.
23190 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23191 or NAME_MEMORY_TAG.
23192 * tree-complex.c (update_all_vops): Remove.
23193 (expand_complex_move): Adjust.
23194 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23195 Simplify test for memory referencing statement. Exclude
23196 non-invariant ADDR_EXPRs.
23197 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23198 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23199 (rdg_flag_uses): Likewise.
23200 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23202 (tree_optimize_tail_calls_1): Also split the
23203 edge from the entry block if we have degenerate PHI nodes in
23204 the first basic block.
23205 * tree.c (init_ttree): Remove memory-tag related code.
23206 (tree_code_size): Likewise.
23207 (tree_node_structure): Likewise.
23208 (build7_stat): Re-write to be build6_stat.
23209 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23210 (SSA_VAR_P): Adjust.
23211 (struct tree_memory_tag): Remove.
23212 (struct tree_memory_partition_tag): Likewise.
23213 (union tree_node): Adjust.
23214 (build7): Re-write to be build6.
23215 * tree-pass.h (pass_reset_cc_flags): Remove.
23216 (TODO_update_address_taken): New flag.
23217 (pass_simple_dse): Remove.
23218 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23219 * params.h (MAX_ALIASED_VOPS): Remove.
23220 (AVG_ALIASED_VOPS): Likewise.
23221 * omp-low.c (expand_omp_taskreg): Update SSA form.
23222 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23223 aliases the lhs in a copy stmt.
23224 * tree-ssa-dse.c (struct address_walk_data): Remove.
23225 (memory_ssa_name_same): Likewise.
23226 (memory_address_same): Likewise.
23227 (get_kill_of_stmt_lhs): Likewise.
23228 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23229 unused stores. Look through PHI nodes into post-dominated regions.
23230 (dse_optimize_stmt): Simplify. Properly remove stores.
23231 (tree_ssa_dse): Compute dominators.
23232 (execute_simple_dse): Remove.
23233 (pass_simple_dse): Likewise.
23234 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23235 gimple_loaded_syms and gimple_stored_syms computation.
23236 * toplev.c (dump_memory_report): Dump alias and pta stats.
23237 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23238 (vn_reference_eq): Likewise.
23239 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23240 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23241 valueize_vuses): Remove.
23242 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23243 (get_def_ref_stmt_vuse): ... this.
23244 (vn_reference_lookup_2): New function.
23245 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23246 walking equivalent vuses. Simplify.
23247 (vn_reference_lookup): Likewise.
23248 (vn_reference_insert): Likewise.
23249 (vn_reference_insert_pieces): Likewise.
23250 (visit_reference_op_call): Simplify.
23251 (visit_reference_op_load): Likewise.
23252 (visit_reference_op_store): Likewise.
23253 (init_scc_vn): Remove shared_lookup_vuses initialization.
23254 (free_scc_vn): Remove shared_lookup_vuses freeing.
23255 (sort_vuses, sort_vuses_heap): Remove.
23256 (get_ref_from_reference_ops): Export.
23257 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23258 vector with single vuse pointer.
23259 (vn_reference_lookup_pieces, vn_reference_lookup,
23260 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23261 (shared_vuses_from_stmt): Remove.
23262 (get_ref_from_reference_ops): Declare.
23263 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23264 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23265 memory-tag related code.
23266 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23267 (likely_value): Add comment, skip static-chain of call statements.
23268 (surely_varying_stmt_p): Adjust.
23269 (gimplify_and_update_call_from_tree): Likewise.
23270 (execute_fold_all_builtins): Do not rebuild alias info.
23271 (gimplify_and_update_call_from_tree): Properly update VOPs.
23272 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23273 (copy_ref_info): Remove memory-tag related code.
23274 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23275 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23276 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23278 * tree-ssa-dom.c (gimple_p): Remove typedef.
23279 (eliminate_redundant_computations): Adjust.
23280 (record_equivalences_from_stmt): Likewise.
23281 (avail_expr_hash): Likewise.
23282 (avail_expr_eq): Likewise.
23283 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23284 (stmt_makes_single_load): Likewise.
23285 (stmt_makes_single_store): Likewise.
23286 * tree-ssa-alias.c: Rewrite completely.
23287 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23288 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23289 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23290 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23291 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23292 Remove public functions.
23293 (pass_reset_cc_flags): Remove.
23294 (pass_build_alias): Move ...
23295 * tree-ssa-structalias.c (pass_build_alias): ... here.
23296 * tree-ssa-alias.c (may_be_aliased): Move ...
23297 * tree-flow-inline.h (may_be_aliased): ... here.
23298 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23299 count_uses_and_derefs): Move ...
23300 * gimple.c: ... here.
23301 * gimple.h (count_uses_and_derefs): Declare.
23302 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23303 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23304 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23305 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23306 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23307 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23308 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23310 * tree-dfa.c (refs_may_alias_p): Move ...
23311 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23312 * tree-ssa-alias.h: New file.
23313 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23314 (statement_sink_location): Likewise.
23315 * opts.c (decode_options): Do not adjust max-aliased-vops or
23316 avg-aliased-vops values.
23317 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23318 (TV_CALL_CLOBBER): Likewise.
23319 (TV_FLOW_SENSITIVE): Likewise.
23320 (TV_FLOW_INSENSITIVE): Likewise.
23321 (TV_MEMORY_PARTITIONING): Likewise.
23322 (TV_ALIAS_STMT_WALK): New timevar.
23323 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23324 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23325 (get_address_description): Remove memory-tag related code.
23326 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23327 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23328 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23329 and immediate uses in statements. Document.
23330 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23331 (dump_symbols): Remove.
23332 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23333 * alias.c (get_deref_alias_set): New function split out from ...
23334 (get_alias_set): ... here.
23335 * alias.h (get_deref_alias_set): Declare.
23336 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23337 type parameter. Remove restrict pointer handling. Create a
23338 ref-all pointer in case type-based alias sets do not conflict.
23339 (vect_analyze_data_refs): Remove SMT related code.
23340 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23341 (vectorizable_load): Likewise.
23342 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23343 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23344 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23345 Ignore vops and SMTs.
23346 (dr_analyze_alias): Likewise..
23347 (free_data_ref): Likewise.
23348 (create_data_ref): Likewise.
23349 (analyze_all_data_dependences): Likewise.
23350 (get_references_in_stmt): Adjust.
23351 * tree-flow-inline.h (gimple_aliases_computed_p,
23352 gimple_addressable_vars, gimple_call_clobbered_vars,
23353 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23354 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23355 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23356 gimple_mem_ref_stats): Remove.
23357 (gimple_vop): New function.
23358 (op_iter_next_use): Remove vuses and mayuses cases.
23359 (op_iter_next_def): Remove vdefs case.
23360 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23361 (clear_and_done_ssa_iter): Do not set removed fields.
23362 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23363 Assert we are not iterating over vuses or vdefs if not also
23364 iterating over uses or defs.
23365 (op_iter_init_use): Likewise.
23366 (op_iter_init_def): Likewise.
23367 (op_iter_next_vdef): Remove.
23368 (op_iter_next_mustdef): Likewise.
23369 (op_iter_init_vdef): Likewise.
23370 (compare_ssa_operands_equal): Likewise.
23371 (link_use_stmts_after): Handle vuse operand.
23372 (is_call_used): Use is_call_clobbered.
23373 (is_call_clobbered): Global variables are always call clobbered,
23374 query the call-clobbers bitmap.
23375 (mark_call_clobbered): Ignore global variables.
23376 (clear_call_clobbered): Likewise.
23377 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23378 virtual operands sanity check.
23379 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23381 (TARGET_MEM_REF): Remove TMR_TAG operand.
23382 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23383 Remove call-clobber related code.
23384 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23385 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23386 partitions or escape reason.
23387 (get_single_def_stmt, get_single_def_stmt_from_phi,
23388 get_single_def_stmt_with_phi): Remove.
23389 (dump_referenced_vars): Tidy.
23390 (get_ref_base_and_extent): Allow bare decls.
23391 (collect_dfa_stats): Adjust.
23392 * graphite.c (rename_variables_in_stmt): Adjust.
23393 (graphite_copy_stmts_from_block): Likewise.
23394 (translate_clast): Likewise.
23395 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23397 (translate_vuse_through_block): Use the oracle.
23398 (phi_translate_1): Adjust.
23399 (value_dies_in_block_x): Use the oracle. Cache the outcome
23401 (valid_in_sets): Check if the VUSE for
23402 a REFERENCE is available.
23403 (eliminate): Do not remove stmts during elimination,
23404 instead queue and remove them afterwards.
23405 (do_pre): Do not rebuild alias info.
23406 (pass_pre): Run TODO_rebuild_alias before PRE.
23407 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23408 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23409 (mark_all_v_defs_stmt): Remove.
23410 (mark_all_v_defs_seq): Adjust.
23411 (sra_replace): Likewise.
23412 (scalarize_use): Likewise.
23413 (scalarize_copy): Likewise.
23414 (scalarize_init): Likewise.
23415 (scalarize_ldst): Likewise.
23416 (todoflags): Remove.
23417 (tree_sra): Do not rebuild alias info.
23418 (tree_sra_early): Adjust.
23419 (pass_sra): Run TODO_update_address_taken before SRA.
23420 * tree-predcom.c (set_alias_info): Remove.
23421 (prepare_initializers_chain): Do not call it.
23422 (mark_virtual_ops_for_renaming): Adjust.
23423 (mark_virtual_ops_for_renaming_list): Remove.
23424 (initialize_root_vars): Adjust.
23425 (initialize_root_vars_lm): Likewise.
23426 (prepare_initializers_chain): Likewise.
23427 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23428 (may_propagate_copy_into_stmt): Likewise.
23429 (merge_alias_info): Do nothing for now.
23430 (propagate_tree_value_into_stmt): Adjust.
23431 (stmt_may_generate_copy): Likewise.
23432 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23433 not mark symbols for renaming.
23434 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23435 with the same statement, make sure to update the new pointed-to one.
23436 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23437 call statements, do not mark symbols for renaming.
23438 (mark_operand_necessary): Dump something.
23439 (ref_may_be_aliased): New function.
23440 (mark_aliased_reaching_defs_necessary_1): New helper function.
23441 (mark_aliased_reaching_defs_necessary): Likewise.
23442 (mark_all_reaching_defs_necessary_1): Likewise.
23443 (mark_all_reaching_defs_necessary): Likewise.
23444 (propagate_necessity): Do not process virtual PHIs. For
23445 non-aliased loads mark all reaching definitions as necessary.
23446 For aliased loads and stores mark the immediate dominating
23447 aliased clobbers as necessary.
23448 (visited): New global static.
23449 (perform_tree_ssa_dce): Free visited bitmap after propagating
23451 (remove_dead_phis): Perform simple dead virtual PHI removal.
23452 (remove_dead_stmt): Properly unlink virtual operands when
23454 (eliminate_unnecessary_stmts): Schedule PHI removal after
23456 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23457 (process_replaceable): Likewise.
23458 (find_replaceable_in_bb): Likewise.
23459 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23460 based on the single gimple vop.
23461 (verify_flow_insensitive_alias_info): Remove.
23462 (verify_flow_sensitive_alias_info): Likewise.
23463 (verify_call_clobbering): Likewise.
23464 (verify_memory_partitions): Likewise.
23465 (verify_alias_info): Likewise.
23466 (verify_ssa): Adjust..
23467 (execute_update_addresses_taken): Export. Update SSA
23468 manually. Optimize only when optimizing. Use a local bitmap.
23469 (pass_update_address_taken): Remove TODO_update_ssa, add
23471 (pass_update_address_taken): Just use TODO_update_address_taken.
23472 (init_tree_ssa): Do not initialize addressable_vars.
23473 (verify_ssa): Verify new VUSE / VDEF properties.
23474 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23475 Do not call verify_alias_info.
23476 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23477 Do not free the loaded and stored syms bitmaps. Reset the escaped
23478 and callused solutions. Do not free addressable_vars.
23479 Remove memory-tag related code.
23480 (warn_uninitialized_var): Aliases are always available.
23481 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23482 * lambda-code.c (can_put_in_inner_loop): Adjust.
23483 (can_put_after_inner_loop): Likewise.
23484 (perfect_nestify): Likewise.
23485 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23486 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23487 (vectorizable_conversion): Do not mark symbols for renaming.
23488 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23489 (expand_call_inline): Unlink the calls virtual operands before
23491 (tree_function_versioning): Do not call update_ssa if we are not
23492 updating clones. Simplify.
23493 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23494 (propagate_with_phi): Likewise..
23495 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23496 clobber code. Assert we are not aliased or global.
23497 * tree-flow.h: Include tree-ssa-alias.h
23498 (enum escape_type): Remove.
23499 (struct mem_sym_stats_d): Likewise.
23500 (struct mem_ref_stats_d): Likewise.
23501 (struct gimple_df): Add vop member. Remove global_var,
23502 call_clobbered_vars, call_used_vars, addressable_vars,
23503 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23504 escaped and callused members.
23505 (struct ptr_info_def): Remove all members, add points-to solution
23507 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23508 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23509 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23510 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23511 (tree-ssa-alias.o): Likewise.
23512 (toplev.o): Add tree-ssa-alias.h
23513 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23514 * gimple.c (gimple_set_bb): Fix off-by-one error.
23515 (is_gimple_reg): Do not handle memory tags.
23516 (gimple_copy): Also copy virtual operands.
23517 Delay updating the statement. Do not reset loaded and stored syms.
23518 (gimple_set_stored_syms): Remove.
23519 (gimple_set_loaded_syms): Likewise.
23520 (gimple_call_copy_skip_args): Copy the virtual operands
23521 and mark the new statement modified.
23522 * tree-ssa-structalias.c (may_alias_p): Remove.
23523 (set_uids_in_ptset): Take the alias set to prune with as
23524 parameter. Fold in the alias test of may_alias_p.
23525 (compute_points_to_sets): Compute whether a ptr is dereferenced
23526 in a local sbitmap.
23527 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23528 other ADDRESSOF constraints on the lhs.
23529 (get_constraint_for_component_ref): Assert that we don't get
23530 ADDRESSOF constraints from the base of the reference.
23531 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23532 (struct variable_info): Remove collapsed_to member.
23533 (get_varinfo_fc): Remove.
23534 (new_var_info): Do not set collapsed_to.
23535 (dump_constraint): Do not follow cycles.
23536 (dump_constraint_graph): Likewise.
23537 (build_pred_graph): Likewise.
23538 (build_succ_graph): Likewise.
23539 (rewrite_constraints): Likewise.
23540 (do_simple_structure_copy): Remove.
23541 (do_rhs_deref_structure_copy): Remove.
23542 (do_lhs_deref_structure_copy): Remove.
23543 (collapse_rest_of_var): Remove.
23544 (do_structure_copy): Re-implement.
23545 (pta_stats): New global variable.
23546 (dump_pta_stats): New function.
23547 (struct constraint_expr): Make offset signed.
23548 (UNKNOWN_OFFSET): Define special value.
23549 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23550 (solution_set_expand): New helper function split out from ...
23551 (do_sd_constraint): ... here.
23552 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23553 (do_ds_constraint): Likewise.
23554 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23555 and CALLUSED = *CALLUSED.
23556 (set_union_with_increment): Make inc argument signed.
23557 (type_safe): Remove.
23558 (get_constraint_for_ptr_offset): Handle unknown and negative
23560 (first_vi_for_offset): Handle offsets before start. Bail
23561 out early for offsets beyond the variable extent.
23562 (first_or_preceding_vi_for_offset): New function.
23563 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23564 Together with ESCAPED = *ESCAPED this properly computes reachability.
23565 (find_what_var_points_to): New function.
23566 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23567 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23568 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23569 pt_solutions_intersect): New functions.
23570 (compute_call_used_vars): Remove.
23571 (compute_may_aliases): New main entry into PTA computation.
23572 * gimple.h (gimple_p): New typedef.
23573 (struct gimple_statement_base): Remove references_memory_p.
23574 (struct gimple_statement_with_memory_ops_base): Remove
23575 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23577 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23578 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23579 gimple_set_references_memory): Remove.
23580 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23581 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23583 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23584 (verify_expr): Allow RESULT_DECL.
23585 (gimple_duplicate_bb): Do not copy virtual operands.
23586 (gimple_duplicate_sese_region): Adjust.
23587 (gimple_duplicate_sese_tail): Likewise.
23588 (mark_virtual_ops_in_region): Remove.
23589 (move_sese_region_to_fn): Do not call it.
23590 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23591 and pass_simple_dse.
23592 (execute_function_todo): Handle TODO_update_address_taken,
23593 call execute_update_addresses_taken for TODO_rebuild_alias.
23594 (execute_todo): Adjust.
23595 (execute_one_pass): Init dump files early.
23596 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23598 (create_general_new_stmt): Clear vops.
23599 * tree-ssa-reassoc.c (get_rank): Adjust.
23600 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23601 symbols for renaming.
23602 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23603 (PARAM_AVG_ALIASED_VOPS): Likewise.
23604 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23605 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23606 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23607 (operand_build_cmp, copy_virtual_operands,
23608 create_ssa_artificial_load_stmt, add_to_addressable_set,
23609 gimple_add_to_addresses_taken): Remove public functions.
23610 (unlink_stmt_vdef): New function.
23612 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23614 * config.gcc (powerpc-*-linux*): Merge variants.
23616 2009-04-02 Chao-ying Fu <fu@mips.com>
23617 James Grosbach <james.grosbach@microchip.com>
23619 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23620 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23622 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23623 keep_interrupts_masked_p, use_debug_exception_return_p.
23624 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23625 keep_interrupts_masked, use_debug_exception_return.
23626 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23627 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23629 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23630 (mips_print_operand): Process COP0 registers to print $0 .. $31
23631 correctly for GAS to process.
23632 (mips_interrupt_extra_call_saved_reg_p): New function.
23633 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23635 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23636 (mips_compute_frame_info): Add supports for interrupt context that
23637 includes doubleword accumulators and COP0 registers.
23638 (mips_for_each_saved_acc): New function.
23639 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23640 mips_for_each_saved_reg.
23641 (mips_save_reg): Save accumulators.
23642 (mips_kernel_reg_p): A new for_each_rtx callback.
23643 (mips_expand_prologue): Support interrupt handlers.
23644 (mips_restore_reg): Restore accumulators.
23645 (mips_expand_epilogue): Support interrupt handlers.
23646 (mips_can_use_return_insn): Return false for interrupt handlers.
23647 (mips_epilogue_uses): New function.
23648 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23649 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23650 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23651 cop0_move): New instructions.
23652 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23653 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23655 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23657 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23658 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23659 interrupt handlers, we use K0 as the temporary register.
23660 (EPILOGUE_USES): Change to a function call.
23661 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23662 handlers, we use K0 as the temporary register.
23664 * doc/extend.texi (Function Attributes): Document interrupt,
23665 use_shadow_register_set, keep_interrupts_masked,
23666 use_debug_exception_return for MIPS attributes.
23668 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23670 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23671 Remove a number of t-files from tmake_file.
23672 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23673 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23674 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23675 target_prototype, not TARGET_PROTOTYPE.
23676 (LINK_OS_GNU_SPEC): Define.
23677 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23678 and darwin-ldoubdle.c.
23680 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23683 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23684 (cpp_options): Ditto.
23685 (default_compilers): Ditto.
23686 (display_help): Ditto.
23687 (process_command): Ditto.
23688 (do_spec_1): Ditto.
23689 (set_input): Use lbasename instead of duplicate code.
23690 (save_temps_prefix): New static for -save-temps=obj.
23691 (save_temps_length): Ditto.
23693 * doc/invoke.texi (-save-temps=obj): Document new variant to
23694 -save-temps switch.
23696 2009-04-02 Jeff Law <law@redhat.com>
23698 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23701 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23703 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23704 * configure: Regenerated.
23706 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23708 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23709 share the argument list.
23711 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23715 2009-02-12 Diego Novillo <dnovillo@google.com>
23717 * varpool.c (debug_varpool): New.
23718 * cgraph.h (debug_varpool): Declare.
23720 2009-04-02 Jan Hubicka <jh@suse.cz>
23722 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23725 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23727 * config/i386/i386.c (ix86_abi): Move initialization to ...
23728 (override_options): Here.
23730 2009-04-02 Christian Bruel <christian.bruel@st.com>
23732 * config/sh/sh.c (sh_dwarf_register_span): New function.
23733 (TARGET_DWARF_REGISTER_SPAN): Define.
23734 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23736 2009-04-02 Ira Rosen <irar@il.ibm.com>
23738 PR tree-optimization/39595
23739 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23740 interleaved loads group is not greater than the SLP group size.
23742 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23744 * builtins.c (is_builtin_name): New.
23745 (called_as_built_in): Use is_builtin_name.
23746 * tree.h (is_builtin_name): New.
23747 * varasm.c (incorporeal_function_p): Use is_builtin_name
23749 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23751 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23753 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23756 * c-decl.c (clone_underlying_type): Move this ...
23757 * c-common.c (set_underlying_type): ... here.
23758 Also, make sure the function properly sets TYPE_STUB_DECL() on
23759 the newly created typedef variant type.
23760 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23761 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23764 2009-04-02 Richard Guenther <rguenther@suse.de>
23766 PR tree-optimization/37221
23767 * tree-flow.h (degenerate_phi_result): Declare.
23768 * tree-ssa-dom.c (degenerate_phi_result): Export.
23769 * tree-scalar-evolution.c (analyze_initial_condition): If
23770 the initial condition is defined by a degenerate PHI node
23771 use the degenerate value.
23773 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23775 PR rtl-optimization/39588
23776 * combine.c (merge_outer_ops): Do not set the constant when this
23778 (simplify_shift_const_1): Do not modify it either in this case.
23780 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23782 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23783 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23785 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23788 * c-lex.c (interpret_float): Default (no suffix) is double.
23790 2009-04-1 Xinliang David Li <davidxl@google.com>
23792 * config/i386/i386.c (legitimate_constant_p): Recognize
23793 all one vector constant.
23795 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23797 * config/vax/vax.c: Add #includes to silence warnings.
23798 Change #include order to silence two warnings.
23800 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23802 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23803 (ASM_SPEC): Pass -k to the assembler for PIC code.
23805 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23807 * config.gcc: Add vax-*-linux* to the switch.
23808 * config/vax/linux.h: New file. (TARGET_VERSION,
23809 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23811 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23813 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23814 Use predicate macros instead of GET_CODE() == foo.
23815 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23816 ashlsi3, rotrsi3, <unnamed>): Likewise.
23818 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23820 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23821 jbbccihi, jbbccisi): Remova trailing whitespace.
23822 * config/vax/constraints.md: Likewise.
23823 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23824 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23825 * config/vax/predicates.md: Likewise.
23826 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23827 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23828 * config/vax/vax.h: Likewise.
23829 * config/vax/vax.md (nonlocal_goto): Likewise.
23831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23833 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23834 (indirectable_address_p, adjacent_operands_p): Add spaces around
23836 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23838 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23840 * config/vax/vax.c (legitimate_constant_address_p,
23841 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23842 index_term_p, reg_plus_index_p, legitimate_address_p,
23843 vax_mode_dependent_address_p): Update comments to match functions
23844 modified by the recent int->bool conversion.
23846 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23848 * config/vax/builtins.md: Update copyright message.
23849 * config/vax/constraints.md: Likewise.
23850 * config/vax/netbsd-elf.h: Likewise.
23851 * config/vax/predicates.md: Likewise.
23852 * config/vax/vax-protos.h: Likewise.
23853 * config/vax/vax.c: Likewise.
23854 * config/vax/vax.h: Likewise.
23855 * config/vax/vax.md: Likewise.
23856 * config/vax/vax.opt: Likewise.
23858 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23860 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23861 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23862 * config/vax/constraints.md (B, R): Likewise.
23863 * config/vax/predicates.md (external_memory_operand,
23864 nonimmediate_addsub_di_operand): Likewise.
23865 * config/vax/vax.c (vax_output_int_add): Likewise.
23866 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23867 untyped_call): Likewise.
23869 2009-04-01 Matt Thomas <matt@3am-software.com>
23871 * config/vax/predicates.md: New file.
23872 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23873 external_const_operand, nonsymbolic_operand, external_memory_operand,
23874 indirect_memory_operand, indexed_memory_operand,
23875 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23876 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23878 * config/vax/constraints.md: New file.
23879 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23881 * config/vax/builtins.md: New file.
23882 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23883 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23885 * config/vax/vax.opt (mqmath): Add option.
23886 * config/vax/vax.md (isfx): Extend with DI.
23887 (VAXintQH, VAXintQHSD): Define.
23888 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23889 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23890 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23891 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23892 (movdi): Update constraints and use vax_output_int_move().
23893 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23894 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23895 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23896 nonlocal_goto): New.
23897 (mov<mode>): Extend accepted operand types.
23898 (subdi3_old): Rename from subdi3, change update constraints and use
23899 a new implementation.
23900 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23901 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23902 MOVE_RATIO, CLEAR_RATIO): Define.
23903 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23904 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23905 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23906 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23907 (split_quadword_operands): Make static and really allow variable
23909 (print_operand_address): Update for PIC generation.
23910 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23911 indexable_address_p, fixup_mathdi_operand,
23912 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23913 (vax_float_literal, legitimate_constant_p,
23914 indirectable_constant_address_p, index_term_p,
23915 reg_plus_index_p): Return bool instead of int.
23916 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23918 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23920 (vax_output_conditional_branch): Indent.
23921 (legitimate_constant_address_p, indirectable_constant_address_p,
23922 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23923 vax_mode_dependent_address_p): Return bool instead of int, update for
23925 * config/vax/vax-protos.h (legitimate_constant_address_p,
23926 legitimate_constant_p, legitimate_address_p,
23927 vax_mode_dependent_address_p): Change declaration to bool.
23928 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23929 vax_expand_addsub_di_operands, vax_output_int_subtract,
23930 vax_output_movmemsi): Declare.
23931 (split_quadword_operands, vax_float_literal): Delete declaration.
23932 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23933 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23934 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23935 ASM_OUTPUT_DWARF_PCREL): Define.
23936 (ASM_SPEC): Change definition to allow PIC generation.
23938 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23940 * doc/sourcebuild.texi: Update front-end requirements.
23942 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23945 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23946 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23947 (booldi3_internal3): Use boolean_or_operator instead of
23950 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23953 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23954 declarator whose size is not an integer constant expression but
23955 folds to an integer constant, then treat it as a constant
23958 2009-04-01 Richard Guenther <rguenther@suse.de>
23960 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23961 i * 4 + 2 to (i * 2 + 1) * 2.
23963 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23966 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23967 return if c_parser_asm_string_literal returned NULL.
23969 2009-04-01 Nick Clifton <nickc@redhat.com>
23971 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23973 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23974 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23975 other typedefs to avoid conflicts with libgcc2.c. Define labels
23976 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23978 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23979 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23982 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23984 * varasm.c (default_function_rodata_section): Declare DOT as
23987 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23988 Andrey Galkin <agalkin@hypercom.com>
23991 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23992 Make object_name unique for each process.
23994 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23997 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23998 addressable variables in the parallel that could go out of scope while
23999 running queued tasks.
24001 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24003 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24004 (CASE_VALUES_THRESHOLD): Redefine.
24005 * config/avr/avr.c (avr_override_options): Remove initialization of
24006 avr_case_values_threshold variable.
24007 (avr_case_values_threshold): Remove variable. Add new function.
24008 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24009 * config/avr/avr.opt (mno-tablejump): Remove option.
24010 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24012 2009-04-01 DJ Delorie <dj@redhat.com>
24014 * varasm.c (default_function_rodata_section): Don't assume
24015 anything about where the first '.' in the section name is.
24017 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24019 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24020 rs6000_emit_stack_tie.
24022 2009-03-31 Ian Lance Taylor <iant@google.com>
24024 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24025 gimple_code with GIMPLE_RESX, not RESX.
24027 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24029 * c-common.c (c_get_ident): New.
24030 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24032 2009-04-01 Ben Elliston <bje@au.ibm.com>
24034 * config/rs6000/sysv4.opt (msdata): Improve option description.
24036 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24038 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24039 (divdf3_internal_lat): Remove.
24040 (divxf3_internal_lat): Remove.
24041 (divxf3_internal_thr): Remove.
24042 (divxf): Use divxf3_internal.
24043 * config/ia64/div.md (divsf3_internal_lat): New.
24044 (divdf3_internal_lat): New.
24045 (divxf3_internal): New.
24047 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24050 * Makefile.in (USE_GCC_STDINT): Define.
24051 (stmp-int-hdrs): Install stdint.h if applicable.
24052 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24054 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24055 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24056 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24057 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24058 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24059 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24060 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24061 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24062 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24063 (c_common_nodes_and_builtins): Initialize
24064 underlying_wchar_type_node. Do not initialize
24065 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24066 nodes for new types.
24067 (c_stddef_cpp_builtins): Define macros for new types.
24068 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24070 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24071 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24072 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24073 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24074 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24075 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24076 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24077 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24078 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24079 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24080 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24081 int16_type_node, int32_type_node, int64_type_node,
24082 uint8_type_node, uint16_type_node, c_uint32_type_node,
24083 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24084 int_least32_type_node, int_least64_type_node,
24085 uint_least8_type_node, uint_least16_type_node,
24086 uint_least32_type_node, uint_least64_type_node,
24087 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24088 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24089 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24090 uintptr_type_node): Define.
24091 * c-cppbuiltin.c (builtin_define_constants,
24092 builtin_define_type_minmax): New.
24093 (builtin_define_stdint_macros): Define more macros.
24094 (c_cpp_builtins): Define more limit macros.
24095 (type_suffix): New.
24096 (builtin_define_type_max): Define in terms of
24097 builtin_define_type_minmax. Remove is_long parameter. All
24099 * config.gcc (use_gcc_stdint): Define.
24100 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24101 Add newlib-stdint.h for generic targets.
24102 * config/glibc-stdint.h, config/newlib-stdint.h,
24103 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24104 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24105 * config/score/score.h (UINTPTR_TYPE): Define.
24106 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24107 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24108 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24109 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24110 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24111 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24112 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24113 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24114 * config/spu/spu.h (STDINT_LONG32): Define.
24115 * configure.ac (use_gcc_stdint): Substitute.
24116 * configure: Regenerate.
24117 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24118 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24119 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24120 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24121 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24122 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24123 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24124 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24125 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24126 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24127 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24128 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24129 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24130 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24131 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24132 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24133 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24134 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24135 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24136 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24137 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24138 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24139 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24140 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24141 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24142 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24143 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24144 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24145 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24147 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24149 * loop-iv.c (suitable_set_for_replacement): Renamed from
24150 simplify_using_assignment; changed to return bool and to accept new
24151 args DEST and SRC. Return true iff we find a source/destination pair
24152 that can be used to make a replacement, and fill SRC and DEST if so.
24153 Remove arg ALTERED. Don't deal with altered regs here. All callers
24155 (simplify_using_initial_values): Deal with altered regs here and track
24156 more precisely the effect they have on the validity of our expression.
24158 * loop-iv.c (simplify_using_condition): A condition of the form
24159 (EQ REG CONST) can be used to simply make a substitution.
24160 (simplify_using_initial_values): Keep track of conditions we have seen
24161 and keep using them to simplify new expressions, while applying the
24162 same substitutions to them as to the expression.
24164 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24165 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24168 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24169 changed. Use this when trying to improve the upper bound.
24170 Generate the comparison by using simplify_gen_relational.
24172 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24174 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24176 (simplify_using_assignment, simplify_using_initial_values): Call
24177 replace_in_expr to make replacements. Call replace_single_def_regs
24178 once on the initial version of the expression.
24180 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24183 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24185 2009-03-31 Richard Guenther <rguenther@suse.de>
24187 PR middle-end/31029
24188 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24189 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24191 2009-03-31 Richard Guenther <rguenther@suse.de>
24193 * tree.h (div_if_zero_remainder): Declare.
24194 * fold-const.c (div_if_zero_remainder): Export.
24195 * tree-ssa-forwprop.c
24196 (forward_propagate_addr_into_variable_array_index): Handle
24197 constant array index addition outside of the variable index.
24199 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24202 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24203 define_splits, floatunssi<mode>2): Require x87 conversions from
24204 DImode to be permitted.
24206 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24208 PR preprocessor/15638
24209 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24211 2009-03-31 Richard Guenther <rguenther@suse.de>
24213 PR middle-end/23401
24214 PR middle-end/27810
24215 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24216 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24217 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24218 a separate statement.
24219 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24220 (lookup_tmp_var): Likewise.
24221 (is_gimple_formal_tmp_or_call_rhs): Remove.
24222 (is_gimple_reg_or_call_rhs): Rename to ...
24223 (is_gimple_reg_rhs_or_call): ... this.
24224 (is_gimple_mem_or_call_rhs): Rename to ...
24225 (is_gimple_mem_rhs_or_call): ... this.
24226 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24227 DECL_GIMPLE_REG_P only if is_formal is true.
24228 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24229 for non-proper post-modify expression gimplification.
24230 (gimplify_self_mod_expr): For post-modify expressions gimplify
24231 the lvalue to a minimal lvalue.
24232 (rhs_predicate_for): Remove formal temp case.
24233 (gimplify_modify_expr_rhs): Likewise.
24234 (gimplify_addr_expr): Use is_gimple_reg.
24235 (gimplify_expr): Remove formal temp cases.
24236 (gimple_regimplify_operands): Likewise.
24237 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24238 and FILTER_EXPR like constants.
24239 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24241 (is_gimple_formal_tmp_rhs): Remove.
24242 (is_gimple_reg_rhs): Remove special casing.
24243 (is_gimple_mem_rhs): Fix.
24244 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24245 (is_gimple_formal_tmp_var): Remove.
24246 (is_gimple_formal_tmp_reg): Likewise.
24247 (is_gimple_min_lval): Allow invariant component ref parts.
24248 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24249 is_gimple_formal_tmp_reg): Remove declarations.
24250 * tree-cfg.c (verify_expr): Verify that variables with address
24251 taken do not have DECL_GIMPLE_REG_P set.
24252 * tree-mudflap.c (mf_build_check_statement_for): Use
24253 force_gimple_operand instead of gimplify_expr.
24255 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24257 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24258 schedulable rows to compute_split_row.
24260 2009-03-31 Ben Elliston <bje@au.ibm.com>
24263 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24266 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24268 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24269 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24270 * configure: Regenerate.
24271 * config.in: Regenerate.
24272 * config/rs6000/rs6000.opt (mtls-markers): Add.
24273 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24274 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24275 (tls_ld_aix, tls_ld_sysv): Likewise.
24276 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24277 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24279 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24281 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24283 2009-03-30 Jan Hubicka <jh@suse.cz>
24285 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24287 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24288 detection and label handling.
24290 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24292 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24293 left_conflicts_size.
24294 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24295 ALLOCNO_LEFT_CONFLICTS_SIZE.
24297 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24298 remove_allocno_from_bucket_and_push,
24299 allocno_spill_priority_compare, push_allocnos_to_stack,
24300 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24301 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24302 (setup_allocno_left_conflicts_num): Ditto. Rename to
24303 setup_allocno_left_conflicts_size.
24304 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24305 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24306 setup_allocno_left_conflicts_size instead of
24307 setup_allocno_left_conflicts_num.
24309 * ira-build.c (ira_create_allocno): Use
24310 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24311 ALLOCNO_LEFT_CONFLICTS_NUM.
24313 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24315 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24316 instead of DF_LR_OUT.
24318 * ira-lives.c (process_bb_node_lives): Ditto.
24320 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24321 instead of DF_LR_{OUT,IN}.
24323 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24325 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24327 2009-03-30 Jan Hubicka <jh@suse.cz>
24329 * except.c (label_to_region_map): Fix thinko.
24331 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24333 PR middle-end/38237
24334 * tree.h (tree_find_value): New declaration.
24335 * tree.c (tree_find_value): New function.
24336 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24338 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24341 * c-decl.c (struct c_binding): Add locus field.
24342 (bind): Add locus argument, set locus field from it.
24343 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24344 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24345 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24346 implicitly_declare, undeclared_variable, lookup_label,
24347 declare_label, c_make_fname_decl, c_builtin_function,
24348 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24351 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24354 * config/i386/i386.c (classify_argument): Check total size of
24357 2009-03-30 Martin Jambor <mjambor@suse.cz>
24359 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24360 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24361 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24364 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24365 seen_variable_array_ref while also traversing a union.
24367 * tree-inline.c (optimize_inline_calls): Do not call
24368 cgraph_node_remove_callees.
24369 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24370 (pass_remove_cgraph_callee_edges): New variable.
24371 * passes.c (init_optimization_passes): Add
24372 pass_remove_cgraph_callee_edges after early inlining and before all
24373 late intraprocedural passes.
24375 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24377 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24379 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24380 Fix typos in names.
24382 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24384 * combine.c (simplify_comparison): Use have_insn_for.
24385 * dojump.c (do_jump): Likewise.
24387 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24389 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24390 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24391 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24392 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24393 instead of sparc_compare_emitted.
24394 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24395 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24396 instead of sparc_compare_emitted.
24398 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24400 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24401 enter/exit cfglayout mode.
24402 (pass_partition_block): Require it.
24403 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24404 (combine_instructions): Track basic blocks instead of labels.
24405 (update_cfg_for_uncondjump): New.
24406 (try_combine): Use it. Update jumps after rescanning.
24407 (pass_combine): Require PROP_cfglayout.
24408 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24410 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24412 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24413 Provide/destroy PROP_cfglayout respectively.
24414 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24415 * tree-pass.h (PROP_cfglayout): New.
24417 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24419 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24420 fold_convert_const_fixed_from_fixed,
24421 fold_convert_const_fixed_from_int,
24422 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24423 set TREE_CONSTANT_OVERFLOW.
24424 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24425 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24427 2009-03-30 Ira Rosen <irar@il.ibm.com>
24429 * tree-vect-loop-manip.c: New file.
24430 * tree-vectorizer.c: Update documentation and included files.
24431 (vect_loop_location): Make extern.
24432 (rename_use_op): Move to tree-vect-loop-manip.c
24433 (rename_variables_in_bb, rename_variables_in_loop,
24434 slpeel_update_phis_for_duplicate_loop,
24435 slpeel_update_phi_nodes_for_guard1,
24436 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24437 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24438 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24439 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24440 find_loop_location): Likewise.
24441 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24442 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24443 get_vectype_for_scalar_type, vect_is_simple_use,
24444 supportable_widening_operation, supportable_narrowing_operation):
24446 (bb_in_loop_p): Move to tree-vect-loop.c.
24447 (new_loop_vec_info, destroy_loop_vec_info,
24448 reduction_code_for_scalar_code, report_vect_op,
24449 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24450 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24451 (vect_supportable_dr_alignment): Likewise.
24452 * tree-vectorizer.h (tree-data-ref.h): Include.
24453 (vect_loop_location): Declare.
24454 Reorganize function declarations according to the new file structure.
24455 * tree-vect-loop.c: New file.
24456 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24457 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24458 * tree-vect-data-refs.c: New file.
24459 * tree-vect-patterns.c (timevar.h): Don't include.
24460 * tree-vect-stmts.c: New file.
24461 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24462 tree-vect-slp.c, tree-vect-loop.c.
24463 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24464 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24465 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24466 (tree-vect-analyze.o): Remove.
24467 (tree-vect-transform.o): Likewise.
24468 (tree-vect-data-refs.o): Add rule.
24469 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24470 tree-vect-slp.o): Likewise.
24471 (tree-vect-patterns.o): Remove redundant dependencies.
24472 (tree-vectorizer.o): Likewise.
24473 * tree-vect-slp.c: New file.
24475 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24477 * optc-gen.awk: Warn if an option flag has multiple different
24480 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24482 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24483 -floop-block): Document dependences on PPL, CLooG and Graphite.
24485 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24487 PR rtl-optimization/323
24488 * c-common.c (c_fully_fold, convert_and_check,
24489 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24490 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24491 * c-common.def (EXCESS_PRECISION_EXPR): New.
24492 * c-cppbuiltin.c (builtin_define_float_constants): Define
24493 constants with enough digits for long double.
24494 * c-lex.c (interpret_float): Interpret constant with excess
24495 precision where appropriate.
24496 * c-opts.c (c_common_post_options): Set
24497 flag_excess_precision_cmdline. Give an error for
24498 -fexcess-precision=standard for C++ for processors where the
24499 option is significant.
24500 * c-parser.c (c_parser_conditional_expression): Handle excess
24501 precision in condition.
24502 * c-typeck.c (convert_arguments): Handle arguments with excess
24504 (build_unary_op): Move excess precision outside operation.
24505 (build_conditional_expr): Likewise.
24506 (build_compound_expr): Likewise.
24507 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24508 (build_modify_expr): Handle excess precision in RHS.
24509 (convert_for_assignment): Handle excess precision in converted
24511 (digest_init, output_init_element, process_init_element): Handle
24512 excess precision in initializer.
24513 (c_finish_return): Handle excess precision in return value.
24514 (build_binary_op): Handle excess precision in operands and add
24515 excess precision as needed for operation.
24516 * common.opt (-fexcess-precision=): New option.
24517 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24518 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24519 For standard excess precision, output explicit conversion to and
24520 truncation from XFmode.
24521 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24522 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24523 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24524 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24525 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24526 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24527 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24528 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24529 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24530 define_splits, sqrt<mode>2): Disable where appropriate for
24531 standard excess precision.
24532 * convert.c (convert_to_real): Do not shorten arithmetic to type
24533 for which excess precision would be used.
24534 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24535 * doc/invoke.texi (-fexcess-precision=): Document option.
24536 (-mfpmath=): Correct index entry.
24537 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24538 flag_excess_precision): New.
24539 * langhooks.c (lhd_post_options): Set
24540 flag_excess_precision_cmdline.
24541 * opts.c (common_handle_option): Handle -fexcess-precision=.
24542 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24543 init_excess_precision): New.
24544 (lang_dependent_init_target): Call init_excess_precision.
24545 * tree.c (excess_precision_type): New.
24546 * tree.h (excess_precision_type): Declare.
24548 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24551 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24552 non-lvalue to component.
24554 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24556 PR preprocessor/34695
24557 * Makefile.in (c-opts.o): Depend on c-tree.h.
24558 * c-common.c: Move down include of diagnostic.h.
24559 (done_lexing, c_cpp_error): New.
24560 * c-common.h (done_lexing): Declare.
24561 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24563 * c-opts.c: Include c-tree.h.
24564 (c_common_init_options): Set preprocessor error callback.
24565 (c_common_handle_option): Do not set preprocessor
24566 inhibit_warnings, warnings_are_errors, warn_system_headers,
24567 pedantic_errors or inhibit_warnings flags.
24568 (c_common_post_options): Do not check cpp_errors (parse_in).
24569 (c_common_finish): Do not output dependencies if there were
24570 errors. Do not check return value of cpp_finish.
24571 * c-ppoutput.c (pp_file_change): Set input_location.
24572 * c-tree.h (c_cpp_error): Declare.
24573 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24575 (diagnostic_build_prefix): Check override_column.
24576 * diagnostic.h (diagnostic_info): Add override_column field.
24577 (diagnostic_override_column): Define.
24579 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24581 * c-common.c (c_expand_expr, c_staticp): Remove.
24582 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24583 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24584 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24585 * c-gimplify.c (gimplify_compound_literal_expr,
24586 optimize_compound_literals_in_ctor): Remove.
24587 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24588 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24589 * c-semantics.c (emit_local_var): Remove.
24591 * langhooks-def.h (lhd_expand_expr): Remove.
24592 * langhooks.c (lhd_expand_expr): Remove.
24593 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24595 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24596 handling from c-semantics.c; don't call into langhook.
24597 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24598 * gimplify.c (gimplify_compound_literal_expr,
24599 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24600 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24601 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24602 as was done in c-gimplify.c.
24603 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24604 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24605 Move from c-common.h.
24606 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24608 * tree.c (staticp): Do not call langhook.
24609 * langhooks.c (lhd_staticp): Delete.
24610 * langhooks-def.h (lhd_staticp): Delete prototype.
24611 (LANG_HOOKS_STATICP): Delete.
24612 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24614 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24615 instead of DECL_STMTs.
24617 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24625 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24627 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24628 contained expression.
24629 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24630 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24631 conditional expressions for C.
24632 (decl_constant_value_for_optimization): Move from
24633 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24634 whether optimizing and that the expression is a VAR_DECL not of
24635 array type instead of doing such checks in the caller. Do not
24636 check pedantic. Call gcc_unreachable for C++.
24637 * c-common.def (C_MAYBE_CONST_EXPR): New.
24638 * c-common.h (c_fully_fold, c_save_expr,
24639 decl_constant_value_for_optimization): New prototypes.
24640 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24641 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24642 EXPR_INT_CONST_OPERANDS): Define.
24643 * c-convert.c (convert): Strip nops from expression.
24644 * c-decl.c (groktypename): Take extra parameters expr and
24645 expr_const_operands. Update call to grokdeclarator.
24646 (start_decl): Update call to grokdeclarator. Add statement for
24647 expressions used in type of decl.
24648 (grokparm): Update call to grokdeclarator.
24649 (push_parm_decl): Update call to grokdeclarator.
24650 (build_compound_literal): Add parameter non_const and build a
24651 C_MAYBE_COSNT_EXPR if applicable.
24652 (grokdeclarator): Take extra parameters expr and
24653 expr_const_operands. Track expressions used in declaration
24654 specifiers and declarators. Fold array sizes and track whether
24655 they are constant expressions and whether they are integer
24656 constant expressions.
24657 (parser_xref_tag): Set expr and expr_const_operands fields in
24659 (grokfield): Update call to grokdeclarator.
24660 (start_function): Update call to grokdeclarator.
24661 (build_null_declspecs): Set expr and expr_const_operands fields in
24663 (declspecs_add_type): Handle expressions in typeof specifiers.
24664 * c-parser.c (c_parser_declspecs): Set expr and
24665 expr_const_operands fields for declaration specifiers.
24666 (c_parser_enum_specifier): Likewise.
24667 (c_parser_struct_or_union_specifier): Likewise.
24668 (c_parser_typeof_specifier): Likewise. Update call to
24669 groktypename. Fold expression as needed. Return expressions with
24670 type instead of adding statements.
24671 (c_parser_attributes): Update calls to c_parser_expr_list.
24672 (c_parser_statement_after_labels): Fold expression before passing
24673 to objc_build_throw_stmt.
24674 (c_parser_condition): Fold expression.
24675 (c_parser_asm_operands): Fold expression.
24676 (c_parser_conditional_expression): Use c_save_expr. Update call
24677 to build_conditional_expr.
24678 (c_parser_alignof_expression): Update call to groktypename.
24679 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24680 original_code. Fold expression argument of va_arg. Create
24681 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24682 argument to va_arg. Update calls to groktypename. Fold array
24683 index for offsetof. Verify that first argument to
24684 __builtin_choose_expr has integer type.
24685 (c_parser_postfix_expression_after_paren_type): Update calls to
24686 groktypename and build_compound_literal. Handle expressions with
24687 side effects in type name.
24688 (c_parser_postfix_expression_after_primary): Update call to
24689 c_parser_expr_list. Set original_code for calls to
24690 __builtin_constant_p.
24691 (c_parser_expr_list): Take extra parameter fold_p. Fold
24692 expressions if requested.
24693 (c_parser_objc_type_name): Update call to groktypename.
24694 (c_parser_objc_synchronized_statement): Fold expression.
24695 (c_parser_objc_receiver): Fold expression.
24696 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24697 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24698 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24699 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24700 (struct c_typespec): Add elements expr and expr_const_operands.
24701 (struct c_declspecs): Add elements expr and expr_const_operands.
24702 (groktypename, build_conditional_expr, build_compound_literal):
24704 (in_late_binary_op): Declare.
24705 * c-typeck.c (note_integer_operands): New function.
24706 (in_late_binary_op): New variable.
24707 (decl_constant_value_for_broken_optimization): Move to c-common.c
24708 and rename to decl_constant_value_for_optimization.
24709 (default_function_array_conversion): Do not strip nops.
24710 (default_conversion): Do not call
24711 decl_constant_value_for_broken_optimization.
24712 (build_array_ref): Do not fold result.
24713 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24714 result when operand is a VLA.
24715 (c_expr_sizeof_type): Update call to groktypename. Handle
24716 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24717 result when operand names a VLA type.
24718 (build_function_call): Update call to build_compound_literal.
24719 Only fold result for calls to __builtin_* functions. Strip
24720 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24721 the function designator.
24722 (convert_arguments): Fold arguments. Update call to
24723 convert_for_assignment.
24724 (build_unary_op): Handle increment and decrement of
24725 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24726 decrement earlier. Fold operand of increment and decrement.
24727 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24728 built for integer operand. Wrap returns that are INTEGER_CSTs
24729 without being integer constant expressions or that have integer
24730 constant operands without being INTEGER_CSTs.
24731 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24732 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24733 result is an integer constant expression or can be used in
24734 unevaluated parts of one and avoid folding and wrap as
24735 appropriate. Fold operands before possibly doing -Wsign-compare
24737 (build_compound_expr): Wrap result for C99 if operands can be used
24738 in integer constant expressions.
24739 (build_c_cast): Update call to digest_init. Do not ignore
24740 overflow from casting floating-point constants to integers. Wrap
24741 results that could be confused with integer constant expressions,
24742 null pointer constants or floating-point constants.
24743 (c_cast_expr): Update call to groktypename. Handle expressions
24744 included in type name.
24745 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24746 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24747 Update calls to convert_for_assignment.
24748 (convert_for_assignment): Take new parameter
24749 null_pointer_constant. Do not strip nops or call
24750 decl_constant_value_for_broken_optimization. Set
24751 in_late_binary_op for conversions to boolean.
24752 (store_init_value): Update call to digest_init.
24753 (digest_init): Take new parameter null_pointer_constant. Do not
24754 call decl_constant_value_for_broken_optimization. pedwarn for
24755 initializers not constant expressions. Update calls to
24756 convert_for_assignment.
24757 (constructor_nonconst): New.
24758 (struct constructor_stack): Add nonconst element.
24759 (really_start_incremental_init, push_init_level, pop_init_level):
24760 Handle constructor_nonconst and nonconst element.
24761 (set_init_index): Call constant_expression_warning for array
24763 (output_init_element): Fold value. Set constructor_nonconst as
24764 applicable. pedwarn for initializers not constant expressions.
24765 Update call to digest_init. Call constant_expression_warning
24766 where constant initializers are required.
24767 (process_init_element): Use c_save_expr.
24768 (c_finish_goto_ptr): Fold expression.
24769 (c_finish_return): Fold return value. Update call to
24770 convert_for_assignment.
24771 (c_start_case): Fold switch expression.
24772 (c_process_expr_stmt): Fold expression.
24773 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24774 ensure statement expression is not evaluated in constant expression.
24775 (build_binary_op): Track whether results are integer constant
24776 expressions or may occur in such, disable folding and wrap results
24777 as applicable. Fold operands for -Wsign-compare warnings unless
24779 (c_objc_common_truthvalue_conversion): Handle results folded to
24780 integer constants that are not integer constant expressions.
24781 * doc/extend.texi: Document when typeof operands are evaluated,
24782 that condition of __builtin_choose_expr is an integer constant
24783 expression, and more about use of __builtin_constant_p in
24786 2009-03-29 Richard Guenther <rguenther@suse.de>
24788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24789 propagate addresses of array references.
24791 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24793 * regmove.c (perhaps_ends_bb_p): Remove.
24794 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24795 from INSN and check that the main loop stays within that basic block.
24796 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24797 (regmove_forward_pass): Split out from regmove_optimize. Use
24798 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24799 (regmove_backward_pass): Split out from regmove_optimize. Use
24800 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24801 (regmove_optimize): Simplify.
24803 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24806 * config/i386/i386.c (classify_argument): Ignore flexible array
24807 member in struct and warn ABI change.
24809 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24811 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24813 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24814 (ix86_adjust_cost): Updated.
24816 2009-03-29 Jan Hubicka <jh@suse.cz>
24818 PR middle-end/28850
24819 * tree-pass.h (pass_cleanup_eh): New function.
24820 (remove_unreachable_regions): Break code handling RTL
24821 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24822 that can not be reached by runtime.
24823 (can_be_reached_by_runtime): New function.
24824 (label_to_region_map): New function.
24825 (num_eh_regions): New function.
24826 (rtl_remove_unreachable_regions): New function.
24827 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24828 (remove_eh_region): New function.
24829 * except.h: Include sbitmap and vecprim.
24830 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24831 num_eh_regions): Declare.
24832 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24833 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24834 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24835 (tree_empty_eh_handler_p): New function.
24836 (cleanup_empty_eh): New function.
24837 (cleanup_eh): New function.
24838 (pass_cleanup_eh): New function.
24840 2009-03-29 Jan Hubicka <jh@suse.cz>
24842 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24843 for removed regions.
24845 2009-03-29 Jan Hubicka <jh@suse.cz>
24847 * except.c (dump_eh_tree): Dump all datastructures.
24849 2009-03-29 Jan Hubicka <jh@suse.cz>
24851 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24852 (duplicate_eh_regions_1): Likewise.
24853 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24854 vector; call EH verification.
24855 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24856 Be ready for region being removed.
24858 2009-03-29 Jan Hubicka <jh@suse.cz>
24860 * bitmap.c (bitmap_last_set_bit): New function.
24861 * bitmap.h (bitmap_last_set_bit): Declare.
24863 2009-03-29 David Ayers <ayers@fsfe.org>
24866 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24867 by calling objc_compare_types and surpress warnings about
24868 incompatible C pointers that are compatible ObjC pointers.
24870 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24872 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24873 call initialize_inline_failed.
24874 (initialize_inline_failed): Move it from here ...
24875 * cgraph.c (initialize_inline_failed): ... to here.
24876 (cgraph_create_edge): Call initialize_inline_failed rather than
24877 setting inline_failed directly.
24879 2009-03-29 Ben Elliston <bje@au.ibm.com>
24882 * sysv4.opt (msdata): Improve comment.
24883 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24884 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24886 2009-03-29 Ben Elliston <bje@au.ibm.com>
24889 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24890 load and store attributes.
24892 2009-03-29 Ben Elliston <bje@au.ibm.com>
24894 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24895 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24896 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24897 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24898 __builtin_infq and __builtin_huge_valq.
24900 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24902 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24904 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24905 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24907 2009-03-28 Xinliang David Li <davidxl@google.com>
24909 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24910 (do_dbg_cnt): New function.
24912 2009-03-28 Jan Hubicka <jh@suse.cz>
24914 Merge from pretty-ipa:
24916 2009-03-27 Jan Hubicka <jh@suse.cz>
24918 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24919 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24920 * passes.c (function_called_by_processed_nodes_p): New.
24921 * ipa-pure-const.c (check_call): Fix handling of operands.
24922 (analyze_function): Dump debug output for skipped bodies.
24923 (local_pure_const): Use function_called_by_processed_nodes_p.
24924 * dwarf2out.c (reference_to_unused): Use output.
24925 * passes.c (do_per_function_toporder): Likewise.
24927 2008-11-12 Jan Hubicka <jh@suse.cz>
24929 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24930 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24931 state_set_in_source enum
24932 (check_decl): Ignore memory tags; do not set fake looping flags;
24934 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24935 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24936 (check_call, analyze_function): Rewrite.
24938 (add_new_function): Update call of analyze_function.
24939 (generate_summary): Add call of analyze_function.
24940 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24941 (local_pure_const): New function.
24942 (pass_local_pure_const): New pass.
24943 * ipa-inline.c (inline_transform): Set after_inlining.
24944 * tree-eh.c (stmt_can_throw_external): New.
24945 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24946 work with aliasing built.
24947 * tree-flow.h (stmt_can_throw_external): New.
24948 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24949 and local pure/const pass in early and late optimization queue.
24951 2009-03-28 Martin Jambor <mjambor@suse.cz>
24953 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24955 (fold_binary): Allow function decl aligment consideration is the
24956 second argument is integer constant one.
24957 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24958 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24959 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24961 2009-03-28 Jan Hubicka <jh@suse.cz>
24963 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24964 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24965 * function.h (rtl_data): Add nothrow flag.
24966 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24967 set DECL_NOTHROW for AVAILABLE functions.
24969 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24971 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24972 following vector keyword has expansion starting with pixel or bool
24973 keyword, expand vector to __vector and pixel or bool to __pixel or
24977 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24978 warn_if_disallowed_function_p): Removed.
24979 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24980 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24981 warning_if_disallowed_function_p.
24982 * flags.h (warn_if_disallowed_function_p,
24983 warn_disallowed_functions): Removed.
24984 * common.opt (Wdisallowed-function-list=): Removed.
24985 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24987 2009-03-28 Richard Guenther <rguenther@suse.de>
24989 PR tree-optimization/38723
24990 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24993 2009-03-28 Jan Hubicka <jh@suse.cz>
24995 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24996 test introduced by my previous patch.
24998 2009-03-28 Richard Guenther <rguenther@suse.de>
25000 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25001 the PHIs value undefined.
25003 2009-03-28 Jan Hubicka <jh@suse.cz>
25005 * tree-pass.h (pass_fixup_cfg): New pass.
25006 * ipa-inline.c (inline_transform): Set
25007 always_inline_functions_inlined/after_inlining.
25008 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25009 (pass_fixup_cfg): New pass.
25010 * passes.c (init_optimization_passes): Add fixup_cfg.
25012 2009-03-28 Richard Guenther <rguenther@suse.de>
25014 PR tree-optimization/38458
25015 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25016 argument use the arguments copy-of value.
25018 2009-03-28 Richard Guenther <rguenther@suse.de>
25020 PR tree-optimization/38180
25021 * tree-ssa-ccp.c (get_default_value): Simplify.
25022 (likely_value): Likewise.
25023 (surely_varying_stmt_p): Properly handle VOP case.
25024 (ccp_initialize): Likewise.
25025 (ccp_fold): Handle propagating through *&.
25026 (fold_const_aggregate_ref): Also handle decls.
25028 2009-03-28 Jan Hubicka <jh@suse.cz>
25030 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25031 * cgraph.h (cgraph_node): Likewise.
25032 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25033 (cgraph_reset_node): Use process flag.
25034 (cgraph_mark_functions_to_output): Likewise.
25035 (cgraph_expand_function): Likewise.
25036 (cgraph_expand_all_functions): Likewise.
25037 (cgraph_output_in_order): Likewise.
25038 * dwarf2out.c (reference_to_unused): Likewise.
25039 * passes.c do_per_function_toporder): Likewise.
25041 2009-03-28 Jan Hubicka <jh@suse.cz>
25043 Bring from lto-branch:
25045 2008-09-03 Doug Kwan <dougkwan@google.com>
25047 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25048 enums instead of reason strings.
25049 * cgraph.c (cgraph_create_edge): Same.
25050 (cgraph_inline_failed_string): New function.
25051 * cgraph.h (cgraph_inline_failed_t): New enum type.
25052 (cgraph_inline_failed_string): New prototype.
25053 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25054 char pointer to cgraph_inline_failed_t.
25055 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25056 (cgraph_default_inline_p): Ditto.
25057 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25058 to cgraph_inline_failed_t pointer.
25059 * cif-code.def: New file.
25060 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25062 (cgraph_check_inline_limits): Change type of REASON to pointer to
25063 cgraph_inline_failed_t. Replace reason strings with enums.
25064 (cgraph_default_inline_p): Ditto.
25065 (cgraph_recursive_inlining_p): Ditto.
25066 (update_caller_keys): Change type of FAILED_REASON to
25067 cgraph_inline_failed_t.
25068 (cgraph_set_inline_failed): Change type of REASON to pointer to
25069 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25070 convert enums to strings for text output.
25071 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25072 to be of type cgraph_inline_failed_t. Replace reason strings with
25073 enums. Call cgraph_inline_failed_string to covert enums
25074 to strings for text output.
25075 (cgraph_decide_inlining): Replace reason strings with enums.
25076 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25077 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25079 * tree-inline.c (expand_call_inline): Change type of REASON
25080 to cgraph_inline_failed_t. Replace reason strings with enums.
25081 Call cgraph_inline_failed_string for text output.
25082 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25085 2009-03-28 Jan Hubicka <jh@suse.cz>
25087 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25088 cgraph_clone_node): Remove master clone handling.
25089 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25090 * cgraph.h (master_clone): Remove.
25091 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25092 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25093 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25095 2009-03-28 Jan Hubicka <jh@suse.cz>
25097 * cgraph.c (cgraph_function_body_availability): Functions declared
25098 inline are always safe to assume that it is not going to be replaced.
25100 2009-03-28 Richard Guenther <rguenther@suse.de>
25102 PR tree-optimization/38513
25103 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25105 EXC_PTR_EXPR and FILTER_EXPR.
25106 (get_ref_from_reference_ops): Likewise.
25108 2009-03-28 Richard Guenther <rguenther@suse.de>
25110 PR tree-optimization/38968
25111 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25112 Use FLOOR_MOD_EXPR to compute misalignment.
25114 2009-03-28 Richard Guenther <rguenther@suse.de>
25116 PR tree-optimization/37795
25117 * tree.h (combine_comparisons): Declare.
25118 * fold-const.c (combine_comparisons): Export.
25119 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25121 (ifcombine_iforif): Use combine_comparisons.
25123 2009-03-28 Jan Hubicka <jh@suse.cz>
25125 * tree-eh.c (inlinable_call_p): New function.
25126 (make_eh_edges): Use it.
25127 (verify_eh_edges): Use it.
25128 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25129 * except.c (reachable_next_level): Add inlinable_function argument
25130 (sjlj_find_directly_reachable_regions): Update.
25131 (add_reachable_handler): Do not set saw_any_handlers.
25132 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25133 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25134 Add new inlinable call parameter.
25135 (can_throw_internal, can_throw_external): Update.
25136 * except.h (can_throw_internal_1, can_throw_external_1,
25137 foreach_reachable_handler): Update declaration.
25139 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25141 * config/arm/t-arm-coff, config/h8300/coff.h,
25142 config/i386/i386-aout.h, config/i386/i386-coff.h,
25143 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25144 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25145 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25146 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25147 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25148 sys-types.h: Remove.
25149 * Makefile.in: Remove protoize and fixproto support and references
25151 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25152 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25154 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25155 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25156 unprotoize$(exeext).
25157 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25158 (.PHONY): Don't depend on proto.
25159 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25160 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25161 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25162 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25163 build/gen-protos.o, build/scan.o, xsys-protos.h,
25164 build/fix-header$(build_exeext), build/fix-header.o,
25165 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25166 stmp-install-fixproto): Remove.
25167 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25168 SYSCALLS.c or fixproto files.
25169 (install-common): Don't install protoize.
25170 (install-headers-tar, install-headers-cpio, install-headers-cp):
25171 Don't depend on $(STMP_FIXPROTO).
25172 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25173 install fixproto files or write out fixproto settings.
25174 (uninstall): Don't uninstall protoize.
25175 * config.gcc (use_fixproto): Remove.
25176 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25177 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25178 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25179 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25180 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25181 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25182 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25183 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25184 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25185 * config/t-vxworks (STMP_FIXPROTO): Remove.
25186 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25187 STMP_FIXPROTO): Remove.
25188 * config.in, configure: Regenerate.
25189 * crtstuff.c (gid_t, uid_t): Don't undefine.
25190 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25191 (arm-*-coff, arm-*-aout: Remove target entries.
25192 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25193 Remove mention of AIX 4.1.
25194 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25195 * doc/invoke.texi (Running Protoize): Remove.
25196 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25197 (Protoize Caveats): Remove.
25198 * tsystem.h: Update comments on headers assumed to exist.
25200 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25202 * genautomata.c: Add a new year to the copyright. Add a new
25204 (struct insn_reserv_decl): Add comments for member bypass_list.
25205 (find_bypass): Remove.
25206 (insert_bypass): New.
25207 (process_decls): Use insert_bypass.
25208 (output_internal_insn_latency_func): Output all bypasses with the
25209 same input insn in one switch case.
25211 * rtl.def (define_bypass): Describe bypass choice.
25212 * doc/md.texi (define_bypass): Ditto.
25214 2009-03-27 Richard Guenther <rguenther@suse.de>
25216 * gimplify.c (mark_addressable): Export.
25217 * tree-flow.h (mark_addressable): Declare.
25218 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25219 * tree-ssa.c (verify_phi_args): Verify that address taken
25220 variables have TREE_ADDRESSABLE set.
25222 2009-03-27 Richard Guenther <rguenther@suse.de>
25224 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25225 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25226 Do not mark decls TREE_ADDRESSABLE.
25227 (build_fold_addr_expr): Adjust.
25228 (fold_addr_expr): Remove.
25229 (fold_unary): Use build_fold_addr_expr.
25230 (fold_comparison): Likewise.
25231 (split_address_to_core_and_offset): Likewise.
25232 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25234 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25235 (gimplify_modify_expr_to_memcpy): Mark source and destination
25237 * omp-low.c (create_omp_child_function): Mark the object decl
25239 (lower_rec_input_clauses): Mark the var we take the address of
25241 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25243 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25245 PR middle-end/39315
25246 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25247 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25249 2009-03-27 Richard Guenther <rguenther@suse.de>
25251 PR tree-optimization/39120
25252 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25254 (handle_lhs_call): Process return constraints. Add escape
25255 constraints if necessary.
25256 (handle_const_call): Fill out return constraints. Make nested
25257 case more precise. Avoid consttmp if possible.
25258 (handle_pure_call): Fill out return constraints. Avoid
25259 callused if possible.
25260 (find_func_aliases): Simplify call handling.
25262 2009-03-27 Richard Guenther <rguenther@suse.de>
25264 PR tree-optimization/39120
25265 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25266 as a representative.
25267 (solve_graph): Do propagate CALLUSED.
25268 (handle_pure_call): Use a scalar constraint from CALLUSED for
25270 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25273 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25276 * c-common.c (handle_aligned_attribute): Properly check alignment
25277 overflow. Use (1U << i) instead of (1 << i).
25279 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25281 * expr.h (get_mem_align_offset): Updated.
25283 * tree.h (tree_decl_common): Change align to "unsigned int" and
25284 move it before pointer_alias_set.
25286 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25287 Jakub Jelinek <jakub@redhat.com>
25290 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25291 gr_register_operand with gr_reg_or_0_operand.
25292 (cmpxchg_rel_di): Likewise.
25293 (sync_lock_test_and_set<mode>): Likewise.
25295 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25297 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25298 (true_regnum): Likewise.
25300 * rtlanal.c (subreg_info): Moved to ...
25301 * rtl.h (subreg_info): Here. New.
25302 (subreg_get_info): New.
25304 * rtlanal.c (subreg_get_info): Make it extern.
25306 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25309 * config/i386/i386.c (ix86_abi): New.
25310 (override_options): Handle -mabi=.
25311 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25312 (ix86_call_abi_override): Likewise.
25313 (init_cumulative_args): Likewise.
25314 (function_arg_advance): Likewise.
25315 (function_arg_64): Likewise.
25316 (function_arg): Likewise.
25317 (ix86_pass_by_reference): Likewise.
25318 (ix86_function_value_regno_p): Likewise.
25319 (ix86_build_builtin_va_list_abi): Likewise.
25320 (setup_incoming_varargs_64): Likewise.
25321 (is_va_list_char_pointer): Likewise.
25322 (ix86_init_machine_status): Likewise.
25323 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25324 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25325 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25326 (ix86_function_abi): Make it static and return enum calling_abi.
25327 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25329 (ix86_fn_abi_va_list): Updated.
25331 * config/i386/i386.h (ix86_abi): New.
25332 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25333 (CONDITIONAL_REGISTER_USAGE): Likewise.
25334 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25335 (machine_function): Likewise.
25337 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25339 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25340 (STACK_BOUNDARY): Likewise.
25341 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25343 * config/i386/i386.opt (mabi=): New.
25345 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25346 return enum calling_abi.
25347 (ix86_function_type_abi): Likewise.
25348 (ix86_function_abi): Removed.
25350 * doc/invoke.texi: Document -mabi= option for x86.
25352 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25354 * builtins.c (real_dconstp): Delete.
25355 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25357 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25358 Jakub Jelinek <jakub@redhat.com>
25361 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25362 (gen_subprogram_die): When a function is explicit, generate the
25363 DW_AT_explicit attribute.
25364 * langhooks.h (struct lang_hooks_for_decls): Add
25365 function_decl_explicit_p langhook.
25366 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25367 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25369 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25371 * builtins.c (fold_builtin_memory_op): Optimize memmove
25372 into memcpy if we can prove source and destination don't overlap.
25374 * tree-inline.c: Include gt-tree-inline.h.
25375 (clone_fn_id_num): New variable.
25376 (clone_function_name): New function.
25377 (tree_function_versioning): Use it.
25378 * Makefile.in (GTFILES): Add tree-inline.c.
25380 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25382 * BASE-VER: Change to 4.5.0.
25384 2009-03-27 Xinliang David Li <davidxl@google.com>
25386 PR tree-optimization/39557
25387 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25389 2009-03-27 Xinliang David Li <davidxl@google.com>
25391 PR tree-optimization/39548
25392 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25395 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25397 * c-common.c (pointer_int_sum): Use %wd on return from
25400 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25402 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25403 on return from tree_low_cst.
25405 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25408 * ginclude/stdarg.h (va_copy): Define also for
25409 __GXX_EXPERIMENTAL_CXX0X__.
25411 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25414 * builtins.h (c_strlen): Do not warn here.
25415 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25416 * c-common.c (pointer_int_sum): Take an explicit location.
25417 Warn about offsets out of bounds.
25418 * c-common.h (pointer_int_sum): Adjust declaration.
25420 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25422 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25425 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25428 * opts.c (warn_if_disallowed_function_p): Don't assume
25429 get_callee_fndecl must return non-NULL.
25431 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25433 PR rtl-optimization/39522
25434 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25435 when reg_reloaded_valid is set.
25437 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25439 * config/spu/divv2df3.c: New file.
25440 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25441 (DPBIT_FUNCS): Filter out _div_df.
25443 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25445 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25446 a jump insn, count that jump in the distance to the loop start.
25448 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25451 * config/sh/sh.c (calc_live_regs): Fix condition for global
25452 registers except PIC_OFFSET_TABLE_REGNUM.
25454 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25457 * doc/invoke.texi (-mconsole): New.
25459 (-mno-cygwin): New.
25461 (-mnop-fun-dllimport): New.
25465 (sub section "i386 and x86-64 Windows Options"): New.
25467 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25469 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25470 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25472 2009-03-25 Richard Guenther <rguenther@suse.de>
25474 PR middle-end/39497
25475 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25478 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25480 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25481 neither of haifa/selective schedulers are working.
25483 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25485 * doc/invoke.texi (Debugging Options): Fix description of
25486 -fno-merge-debug-strings.
25488 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25490 * config/cris/libgcc.ver: New version-script.
25491 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25493 * configure.ac <GAS features, nop mnemonic>: Add pattern
25494 crisv32-*-* for "nop".
25495 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25496 * configure: Regenerate.
25498 2009-03-24 Ira Rosen <irar@il.ibm.com>
25500 PR tree-optimization/39529
25501 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25502 mark_sym_for_renaming for the tag copied to the new vector
25505 2009-03-24 Arthur Loiret <aloiret@debian.org>
25507 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25508 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25509 EXTRA_SPEC_FUNCTIONS.
25510 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25511 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25512 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25513 -march and -mtune options.
25515 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25517 * config/m68k/t-rtems: Add m5329 multilib.
25519 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25520 Jakub Jelinek <jakub@redhat.com>
25523 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25526 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25529 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25530 instead of c_parser_expression_conv, if original_code isn't one of the
25531 4 allowed comparison codes, fail.
25533 2009-03-23 Richard Guenther <rguenther@suse.de>
25535 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25536 * tree.h (struct tree_type): Likewise.
25537 * reload.h (struct insn_chain): Likewise.
25538 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25539 * function.h (struct function): Likewise.
25540 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25542 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25544 PR tree-optimization/39516
25545 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25547 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25549 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25550 should be set true if BITS_PER_WORD of target is bigger than 32
25552 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25554 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25555 Translate -B-options to -rpath-link. Correct existing
25556 rpath-link and conditionalize on !nostdlib.
25558 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25560 * doc/extend.texi (Function Attributes, Variable Attributes):
25562 * doc/invoke.texi (Debugging Options, Optimize Options)
25563 (i386 and x86-64 Options, MCore Options): Likewise.
25565 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25568 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25569 it for block local namespace aliases.
25570 (gen_decl_die): Pass context_die to gen_namespace_die.
25572 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25575 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25576 minimum or maximum value.
25578 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25580 * reginfo.c (globalize_reg): Recompute derived reg sets.
25582 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25585 * libgcc2.c (mprotect): Do not use signed arguments for
25586 VirtualProtect, use DWORD arguments. Also fix the 'may
25587 be used uninitialized' warning for the np variable.
25589 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25592 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25593 functions using regparm calling conventions when not optimizing.
25594 (ix86_function_sseregparm): Similarly for sseregparm calling
25597 2009-03-19 Li Feng <nemokingdom@gmail.com>
25599 PR middle-end/39500
25600 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25601 dependence if the first conflict is after niter iterations.
25603 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25605 PR middle-end/38609
25606 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25607 functions with dynamic stack-pointer adjustments.
25609 2009-03-19 Ben Elliston <bje@au.ibm.com>
25611 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25612 option; change to -msdata=data.
25614 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25616 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25619 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25622 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25624 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25626 * doc/invoke.texi (Code Gen Options): Expand discussion of
25629 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25631 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25632 * matrix-reorg.c (struct matrix_info): Likewise.
25633 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25634 * rtl.h (struct mem_attrs): Likewise.
25635 * df.h (struct df): Likewise.
25636 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25637 * ira-int.h (struct ira_allocno): Likewise.
25638 * df-scan.c (struct df_collection_rec): Likewise.
25639 * ira.c (struct equivalence): Likewise.
25640 * function.c (struct temp_slot): Likewise.
25641 * cfgloop.h (struct loop): Likewise.
25644 * function.c (use_register_for_decl): When not optimizing, disregard
25645 register keyword for variables with types containing methods.
25647 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25649 PR middle-end/39447
25650 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25651 (is_simple_operand): Call contains_component_ref_p before calling data
25652 reference analysis that would fail on COMPONENT_REFs.
25654 * tree-vrp.c (search_for_addr_array): Fix formatting.
25656 2009-03-18 Richard Guenther <rguenther@suse.de>
25658 * tree-vect-transform.c (vect_loop_versioning): Fold the
25659 generated comparisons.
25660 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25661 (slpeel_tree_peel_loop_to_edge): Likewise.
25663 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25665 PR middle-end/37805
25666 * opts.c (print_specific_help): In addition to `undocumented',
25667 accept `separate' and `joined' flags if passed alone. Describe
25668 output by the first matched one of those.
25669 (common_handle_option): Skip over empty strings.
25670 * gcc.c (display_help): Fix help string for `--help='.
25671 * doc/invoke.texi (Option Summary, Overall Options): With
25672 `--help=', classes and qualifiers can both be repeated, but
25673 only the latter can be negated. One should not pass only
25674 negated qualifiers. Fix markup and examples.
25677 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25678 PR middle-end/37805
25679 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25680 and -fhelp=separate.
25682 2009-03-17 Jing Yu <jingyu@google.com>
25684 PR middle-end/39378
25685 * function.h (struct rtl_data): Move is_thunk from here...
25686 (struct function): ...to here.
25687 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25688 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25690 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25692 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25693 (alpha_output_function_end_prologue): Likewise.
25694 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25695 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25696 (rs6000_output_function_epilogue): Likewise.
25697 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25699 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25702 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25703 from different units in a single alternative.
25704 (*truncdfsf_i387): Ditto.
25705 (*truncxfsf2_mixed): Ditto.
25706 (*truncxfdf2_mixed): Ditto.
25708 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25710 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25711 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25714 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25715 unused non-artificial variables when not optimizing.
25718 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25719 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25720 NAMESPACE_DECL in its DECL_INITIAL.
25722 PR middle-end/39443
25723 * optabs.c (set_user_assembler_libfunc): New function.
25724 * expr.h (set_user_assembler_libfunc): New prototype.
25725 * c-common.c: Include libfuncs.h.
25726 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25727 for memcmp, memset, memcpy, memmove and abort.
25728 * Makefile.in (c-common.o): Depend on libfuncs.h.
25731 * dwarf2out.c (gen_inlined_enumeration_type_die,
25732 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25733 gen_tagged_type_instantiation_die): Removed.
25734 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25737 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25740 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25742 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25743 (check-parallel-%): Ditto.
25744 (check-consistency): Ditto.
25746 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25748 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25749 local variable rhs by NULL_TREE.
25751 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25754 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25756 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25759 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25761 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25764 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25765 for ms->sysv ABI calls only in 64bit mode.
25767 * config/i386/i386.md (untyped_call): Support 32bit.
25769 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25771 * doc/extend.texi: Replace x86_65 with x86_64.
25773 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25775 PR tree-optimization/39455
25776 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25777 mismatches for POINTER_TYPE_P (type).
25778 (number_of_iterations_le): Likewise.
25780 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25782 * config/picochip/picochip.c: Removed profiling support.
25783 * config/picochip/picochip.md: Removed profiling instruction.
25784 * config/picochip/picochip.h: Removed profiling builtin.
25786 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25788 * doc/install.texi (--with-host-libstdcxx): Document.
25790 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25793 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25794 generate a warning if the function name does not begin with
25795 "__vector" and the function has either the 'signal' or 'interrupt'
25796 attribute, from here to ...
25797 (avr_declare_function_name): ...here. New function.
25798 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25799 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25801 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25804 * cse.c (fold_rtx): Don't modify original const_arg1 when
25805 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25806 separate variable instead.
25807 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25808 from out of range shift counts.
25809 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25811 2009-03-13 Catherine Moore <clm@codesourcery.com>
25813 * config/i386/x-mingw32 (host-mingw32.o): Replace
25814 diagnostic.h with $(DIAGNOSTIC_H).
25816 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25819 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25821 * config/i386/sync.md (sync_compare_and_swap<mode>,
25822 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25823 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25825 (sync_double_compare_and_swapdi_pic,
25826 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25827 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25829 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25832 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25834 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25837 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25838 (avx_addsubv4df3): Likewise.
25839 (*avx_addsubv4sf3): Likewise.
25840 (sse3_addsubv4sf3): Likewise.
25842 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25845 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25847 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25850 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25851 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25852 registers for allocnos created from user-defined variables.
25854 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25857 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25858 of non-integer mode as well.
25860 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25862 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25863 for functions for which the parameter types are unknown.
25865 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25868 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25869 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25870 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25871 * config/i386/i386.c (ix86_local_alignment): For
25872 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25873 long long variables on the stack to avoid dynamic realignment.
25874 Allow the first argument to be a decl rather than type.
25875 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25877 2009-03-11 Nick Clifton <nickc@redhat.com>
25880 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25882 Add description to mno-lsim option.
25883 * config/mcore/mcore.h: Remove comment about deprecated m4align
25885 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25886 * doc/invoke.texi: Add description of mno-lsim and
25887 mstack-increment options.
25889 * config/fr30/fr30.opt: Document the -mno-lsim option.
25890 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25891 and -mno-lsim options.
25893 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25895 * fold-const.c (fold_comparison): Only call fold_inf_compare
25896 if the mode supports infinities.
25898 2009-03-11 Jason Merrill <jason@redhat.com>
25901 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25902 end already did. Notice GIMPLE_CALL modifications of the result.
25903 Don't copy debug information from an ignored decl or a decl from
25906 2009-03-10 Richard Guenther <rguenther@suse.de>
25907 Nathan Froyd <froydnj@codesourcery.com>
25909 PR middle-end/37850
25910 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25911 (__divMODE3): Likewise.
25913 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25915 PR tree-optimization/39394
25916 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25917 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25919 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25921 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25922 inline asms for register asm ("") declarations.
25924 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25926 * fold-const.c (fold_unary): Fix comment.
25928 2009-03-07 Jan Hubicka <jh@suse.cz>
25931 * tree-inline.c (setup_one_parameter): Do replacement of const
25932 argument by constant in SSA form.
25934 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25936 PR middle-end/38028
25937 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25938 determine alignment passed to assign_stack_local.
25939 (assign_parms_unsplit_complex): Likewise.
25940 * except.c (sjlj_build_landing_pads): Likewise.
25942 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25944 PR middle-end/39360
25945 * tree-flow.h (add_referenced_var): Return bool instead of void.
25946 * tree-dfa.c (add_referenced_var): Return result of
25947 referenced_var_check_and_insert call.
25948 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25949 of referenced_var_check_and_insert.
25952 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25953 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25954 DIE, don't emit it if abstract origin already has it.
25955 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25956 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25958 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25960 * genpreds.c (needs_variable): Fix parentheses at variable name
25962 (write_tm_constrs_h): Indent generated code.
25964 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25966 * doc/extend.texi (Function Attributes): Add documentation
25967 for isr attributes.
25969 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25972 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25973 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25975 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25977 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25980 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25983 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25984 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25986 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25988 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25989 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25990 constants instead of magic numbers.
25991 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25993 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25994 (x86_64_ms_abi_int_parameter_registers): Ditto.
25995 (x86_64_int_return_registers): Ditto.
25996 (ix86_maybe_switch_abi): Ditto.
25997 (ix86_expand_call): Ditto for clobbered_registers array.
25998 (ix86_hard_regno_mode_ok): Ditto.
25999 (x86_extended_QIreg_mentioned_p): Ditto.
26001 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26003 PR tree-optimization/39349
26004 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26006 * combine.c (gen_lowpart_for_combine): Use omode when generating
26009 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26011 PR rtl-optimization/39235
26012 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26014 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26016 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26018 2009-03-04 Richard Guenther <rguenther@suse.de>
26020 PR tree-optimization/39362
26021 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26022 that occur in abnormal PHIs should be varying.
26024 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26026 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26028 (simple_iv): Take loop as an argument instead of statement.
26029 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26030 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26032 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26034 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26035 * matrix-reorg.c (analyze_transpose): Ditto.
26036 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26037 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26038 * tree-predcom.c (ref_at_iteration): Ditto.
26039 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26041 2009-03-04 Richard Guenther <rguenther@suse.de>
26043 PR tree-optimization/39358
26044 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26045 escaped_id and callused_id.
26046 (solve_graph): Likewise.
26048 2009-03-04 Richard Guenther <rguenther@suse.de>
26050 PR tree-optimization/39339
26051 * tree-sra.c (try_instantiate_multiple_fields): Make it
26052 no longer ICE on the above.
26054 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26056 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26057 that fits within Pmode.
26059 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26061 PR middle-end/10109
26062 * tm.texi (LIBCALL_VALUE): Update description.
26064 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26066 PR middle-end/34443
26067 * doc/extend.texi (section): Update description.
26069 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26071 PR middle-end/39345
26072 * tree-inline.c (remapped_type): New.
26073 (can_be_nonlocal): Call remapped_type instead of remap_type.
26075 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26078 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26079 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26081 2009-03-03 Richard Guenther <rguenther@suse.de>
26083 PR middle-end/39272
26084 * tree.c (tree_nonartificial_location): New function.
26085 * tree.h (tree_nonartificial_location): Declare.
26086 * builtins.c (expand_builtin_memory_chk): Provide location
26087 of the call location for artificial function pieces.
26088 (maybe_emit_chk_warning): Likewise.
26089 (maybe_emit_sprintf_chk_warning): Likewise.
26090 (maybe_emit_free_warning): Likewise.
26091 * expr.c (expand_expr_real_1): Likewise.
26093 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26095 PR tree-optimization/39343
26096 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26097 COMPONENT_REF t has ARRAY_TYPE.
26099 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26101 PR middle-end/39335
26102 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26103 when the type precision of the induction variable should be
26104 larger than the type precision of nit.
26105 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26106 * graphite.c (graphite_loop_normal_form): Same.
26107 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26109 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26111 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26112 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26113 numbers to describe clobbered registers.
26114 (*call_value_0_rex64_ms_sysv): Ditto.
26115 * config/i386/mmx.md (mmx_emms): Ditto.
26116 (mmx_femms): Ditto.
26118 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26120 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26123 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26125 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26126 (spu_section_type_flags): New function.
26128 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26130 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26131 reg_class_contents of FLOAT_REGS into a temporary.
26133 2009-03-02 Richard Guenther <rguenther@suse.de>
26134 Ira Rosen <irar@il.ibm.com>
26136 PR tree-optimization/39318
26137 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26138 information to the vectorized statement.
26140 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26142 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26143 variable. Use defined names instead of magic constants for REX SSE
26146 2009-03-01 Richard Guenther <rguenther@suse.de>
26148 PR tree-optimization/39331
26149 * omp-low.c (lower_send_shared_vars): Do not receive new
26150 values for the reference of DECL_BY_REFERENCE parms or results.
26152 2009-03-01 Jan Hubicka <jh@suse.cz>
26155 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26156 BLOCK_NONLOCALIZED_VAR): New macros.
26157 (tree_block): Add nonlocalized_vars.
26158 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26159 gen_decl_die): Add origin argument. Allow generation of die with
26160 origin at hand only.
26161 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26162 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26164 (gen_block_die): Fix checking for unused blocks.
26165 (process_scope_var): Break out from .... ; work with origins only.
26166 (decls_for_scope) ... here; process nonlocalized list.
26167 (dwarf2out_ignore_block): Look for nonlocalized vars.
26168 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26170 (dump_scope_block): Dump them.
26171 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26172 (remap_block): Likewise.
26173 (can_be_nonlocal): New predicate.
26174 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26176 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26178 * configure: Regenerate.
26180 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26182 * optc-gen.awk: No need to duplicate option flags twice.
26183 Reuse help texts for duplicate options which do not have any.
26185 * gcc.c (display_help): Document --version.
26187 * gcc.c (main): If print_help_list and verbose_flag, ensure
26188 driver output comes before subprocess output.
26190 * optc-gen.awk: Assign all remaining fields to help string,
26191 space-separated, for multi-line help in *.opt.
26193 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26194 -Wno-pedantic-ms-format is for MinGW targets only.
26196 * doc/options.texi (Option file format): Fix bad indentation,
26197 restoring dropped sentence.
26199 2009-02-28 Jan Hubicka <jh@suse.cz>
26201 * tree-inline.c (tree_function_versioning): Output debug info.
26203 2009-02-28 Jan Hubicka <jh@suse.cz>
26206 * tree-inline.c (setup_one_parameter): Do not copy propagate
26207 arguments when not optimizing.
26209 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26212 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26213 (avx_addsubv4df3): Likewise.
26214 (*avx_addsubv4sf3): Likewise.
26215 (sse3_addsubv4sf3): Likewise.
26216 (*avx_addsubv2df3): Likewise.
26217 (sse3_addsubv2df3): Likewise.
26218 (avx_unpckhps256): Correct item selectors.
26219 (avx_unpcklps256): Likewise.
26220 (avx_unpckhpd256): Likewise.
26221 (avx_unpcklpd256): Likewise.
26223 2009-02-28 Jan Hubicka <jh@suse.cz>
26225 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26227 (copy_arguments_for_versioning): If var is declared don't declare it.
26228 (tree_function_versioning): First setup substitutions and then copy
26231 2009-02-27 Jan Hubicka <jh@suse.cz>
26234 * cgraph.h (varpool_output_debug_info): Remove.
26235 * cgraphunit.c (varpool_output_debug_info): Remove.
26236 * dwarf2out.c (deferred_locations_struct): New struct
26237 (deferred_locations): New type.
26238 (deferred_locations_list): New static var.
26239 (deffer_location): New function.
26240 (gen_variable_die): Use it.
26241 (decls_for_scope): Output info on local static vars.
26242 (dwarf2out_finish): Process deferred locations.
26243 * varpool.c (varpool_output_debug_info): Remove.
26245 2009-02-27 Jan Hubicka <jh@suse.cz>
26248 * tree.h (TREE_PROTECTED): Fix comment.
26249 (BLOCK_HANDLER_BLOCK): Remove.
26250 (struct tree_block): Remove handler_block add body_block.
26251 (inlined_function_outer_scope_p): New.
26252 (is_body_block): Remove.
26253 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26254 * dwarf2out.c (is_inlined_entry_point): Remove.
26255 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26256 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26258 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26259 * gimplify.c (gimplify_expr): Gimplify body blocks.
26260 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26261 block with multiple subblocks.
26262 (dump_scope_block): Prettier output; dump more flags and info.
26263 (dump_scope_blocks): New.
26264 (remove_unused_locals): Use dump_scope_blocks.
26265 * tree-flow.h (dump_scope_blocks): Declare.
26266 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26267 * stmt.c (is_body_block): Remove.
26268 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26269 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26271 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26273 PR middle-end/39308
26274 * graphite.c (graphite_loop_normal_form): Do not call
26275 number_of_iterations_exit from a gcc_assert.
26277 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26279 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26280 jumps if COND is NULL.
26281 (find_cond_jump): New function.
26282 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26283 * config/s390/s390.md: Remove z10_cobra attribute value.
26285 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26287 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26288 force_const_mem returns NULL_RTX.
26290 2009-02-26 Jan Hubicka <jh@suse.cz>
26293 * cgraph.h (varpool_output_debug_info): Remove.
26294 * cgraphunit.c (varpool_output_debug_info): Remove.
26295 * dwarf2out.c (deferred_locations_struct): New struct
26296 (deferred_locations): New type.
26297 (deferred_locations_list): New static var.
26298 (deffer_location): New function.
26299 (gen_variable_die): Use it.
26300 (decls_for_scope): Output info on local static vars.
26301 (dwarf2out_finish): Process deferred locations.
26302 * varpool.c (varpool_output_debug_info): Remove.
26304 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26306 PR rtl-optimization/39241
26307 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26308 to subreg_offset_representable_p.
26310 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26312 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26313 execute function prototype. Get f and nregs from max_reg_num
26314 and get_insns. Remove the first backward pass as it's dead,
26315 guard the forward pass by flag_expensive_optimizations.
26316 (rest_of_handle_regmove): Delete.
26317 (pass_regmove): Replace it with regmove_optimize.
26319 2009-02-25 Martin Jambor <mjambor@suse.cz>
26321 PR tree-optimization/39259
26322 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26323 calls_alloca function flags.
26324 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26325 calls are detected.
26327 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26329 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26330 flags_set_1_rtx, flags_set_1_set): Delete.
26331 (regmove_optimize): Do not call mark_flags_life_zones.
26333 2009-02-24 Julian Brown <julian@codesourcery.com>
26336 * config/arm/arm.c (require_pic_register): Only set
26337 cfun->machine->pic_reg once per function.
26339 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26341 * doc/invoke.texi (Link Options): Document an easier way to pass
26342 options that take arguments to the GNU linker using -Xlinker and -Wl.
26344 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26347 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26349 2009-02-24 Richard Guenther <rguenther@suse.de>
26352 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26354 2009-02-24 Richard Guenther <rguenther@suse.de>
26355 Zdenek Dvorak <ook@ucw.cz>
26357 PR tree-optimization/39233
26358 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26359 from converting them to a generic type.
26361 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26363 PR tree-optimization/39260
26364 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26365 contains a condition with a real type.
26366 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26368 2009-02-23 Jason Merrill <jason@redhat.com>
26371 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26372 narrowing_initializer_constant_valid_p.
26373 (narrowing_initializer_constant_valid_p): Don't return
26374 null_pointer_node for adding a pointer to itself.
26376 2009-02-23 Jan Hubicka <jh@suse.cz>
26379 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26382 2009-02-23 Jan Hubicka <jh@suse.cz>
26384 PR tree-optimization/37709
26385 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26386 * tree.h (block_ultimate_origin): Declare.
26387 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26388 * tree-ssa-live.c (remove_unused_scope_block_p):
26389 Eliminate blocks containig no instructions nor live variables nor
26391 (dump_scope_block): New function.
26392 (remove_unused_locals): Enable removal of dead blocks by default;
26393 enable dumping at TDF_DETAILS.
26395 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26397 * config/i386/i386.c (classify_argument): Don't allow COImode
26399 (function_arg_advance_32): Don't allow OImode.
26400 (function_arg_32): Likewise.
26401 (function_value_32): Likewise.
26402 (return_in_memory_32): Likewise.
26403 (function_arg_64): Remove OImode comment.
26405 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26408 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26409 ix86_expand_vector_set for V4DImode in 64bit mode only.
26410 (ix86_expand_vector_init_one_var): Likewise.
26412 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26414 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26416 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26419 * loop-iv.c: Revert last change.
26420 * emit-rtl.c: Likewise.
26422 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26425 * config/i386/i386.c (type_natural_mode): Remove an extra
26426 space in the warning message.
26427 (function_value_32): Handle 32-byte vector modes.
26428 (return_in_memory_32): Likewise.
26430 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26432 * loop-iv.c (truncate_value): New function.
26433 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26435 (lowpart_subreg): Move to...
26436 * emit-rtl.c: ...here.
26438 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26440 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26441 accidental and undocumented change at revision 140860.
26443 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26445 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26446 take gimple_seq * arguments.
26447 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26448 types_compatible_p langhook.
26450 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26451 Joseph Myers <joseph@codesourcery.com>
26453 * config/arm/arm.c (arm_builtin_va_list): New function.
26454 (arm_expand_builtin_va_start): Likewise.
26455 (arm_gimplify_va_arg_expr): Likewise.
26456 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26457 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26458 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26459 (va_list_type): New variable.
26460 (arm_mangle_type): Mangle va_list_type appropriately.
26462 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26464 PR middle-end/39157
26465 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26466 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26467 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26468 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26469 parameter to 1000 for -O1 by default.
26470 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26472 * loop-invariant.c: Include params.h.
26473 (move_loop_invariants): Don't call move_single_loop_invariants on
26476 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26478 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26479 offset when calculating bounds for indexing stack_usage_map. Fixes
26480 a buffer overflow with certain target setups.
26482 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26485 * calls.c (expand_call): Clear try_tail_call if caller and callee
26486 disagree in promotion of function return value.
26488 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26491 * c-common.c (c_determine_visibility): If visibility changed and
26492 DECL_RTL has been already set, call make_decl_rtl to update symbol
26495 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26498 * varasm.c (assemble_variable): Don't check DECL_NAME when
26499 globalizing a variable.
26501 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26504 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26505 expression before any __builtin_trap call.
26506 * c-typeck.c (build_function_call): Convert and check function
26507 arguments before generating a call to a trap. Evaluate the
26508 function arguments before the trap.
26510 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26513 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26514 (UNSPEC_FXAM_MEM): New unspec.
26515 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26516 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26517 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26519 2009-02-19 Richard Guenther <rguenther@suse.de>
26521 PR tree-optimization/39207
26522 PR tree-optimization/39074
26523 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26524 storedanything_tree): New.
26525 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26526 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26527 (build_succ_graph): Add edges from STOREDANYTHING to all
26529 (init_base_vars): Initialize STOREDANYTHING.
26530 (compute_points_to_sets): Free substitution info after
26531 building the succ graph.
26532 (ipa_pta_execute): Likewise.
26534 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26536 (do_ds_constraint): Do not add to special var or non-pointer
26538 (type_could_have_pointers): Split out from ...
26539 (could_have_pointers): ... here. For arrays use the element type.
26540 (create_variable_info_for): Initialize may_have_pointers.
26541 (new_var_info): Likewise.
26542 (handle_lhs_call): Make the HEAP variable unknown-sized.
26543 (intra_create_variable_infos): Use a type with pointers for
26544 PARM_NOALIAS, make it unknown-sized.
26546 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26549 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26551 2009-02-18 Jason Merrill <jason@redhat.com>
26554 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26555 value if DECL_EXTERNAL.
26556 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26557 * target.h (gcc_target::binds_local_p): Clarify "module".
26558 * tree.h (TREE_PUBLIC): Clarify "module".
26560 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26563 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26564 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26566 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26569 * c.opt (Wabi): Support C and ObjC.
26572 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26574 * config/i386/i386.c (classify_argument): Warn once about the ABI
26575 change when passing union with long double.
26577 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26579 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26582 * c-parser.c (c_parser_compound_statement): Always enter and leave
26585 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26588 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26590 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26592 PR tree-optimization/36922
26593 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26594 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26597 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26599 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26602 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26604 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26606 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26608 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26611 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26612 Richard Sandiford <rdsandiford@googlemail.com>
26614 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26615 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26616 (loongson_biadd): ...this.
26618 2009-02-17 Richard Guenther <rguenther@suse.de>
26620 PR tree-optimization/39202
26621 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26622 a var make sure to follow existing collapses.
26624 2009-02-17 Richard Guenther <rguenther@suse.de>
26626 PR middle-end/39214
26627 * langhooks.c (lhd_print_error_function): Check for NULL block.
26629 2009-02-17 Richard Guenther <rguenther@suse.de>
26631 PR tree-optimization/39204
26632 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26635 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26637 * config/soft-fp/double.h: Update from glibc CVS.
26639 2009-02-17 Richard Guenther <rguenther@suse.de>
26641 PR tree-optimization/39207
26642 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26643 strict-aliasing warnings for pointers pointing to NULL.
26645 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26648 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26649 skipping until next close brace.
26651 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26654 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26655 to function argument boundary.
26657 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26659 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26660 in the lea_add. Reload eventually constraints it properly.
26661 * config/picochip/constraints.md: Remove the target constraint
26662 "b", since it is not needed anymore.
26664 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26666 * gthr-dce.h: Uglify function parameter and local variable names.
26667 * gthr-gnat.h: Likewise.
26668 * gthr-mipssde.h: Likewise.
26669 * gthr-nks.h: Likewise.
26670 * gthr-posix95.h: Likewise.
26671 * gthr-posix.h: Likewise.
26672 * gthr-rtems.h: Likewise.
26673 * gthr-single.h: Likewise.
26674 * gthr-solaris.h: Likewise.
26675 * gthr-tpf.h: Likewise.
26676 * gthr-vxworks.h: Likewise.
26677 * gthr-win32.h: Likewise.
26679 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26682 * config/i386/i386.md: Restrict the new peephole2 to move
26683 between MMX/SSE registers.
26685 2009-02-15 Richard Guenther <rguenther@suse.de>
26688 2009-02-13 Richard Guenther <rguenther@suse.de>
26690 * configure.ac: Enable LFS.
26691 * configure: Re-generate.
26692 * config.in: Likewise.
26694 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26696 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26697 spu_srqwbyte, spu_srqwbytebc): Define.
26698 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26699 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26700 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26701 "shrqby_<mode>"): New insn-and-split patterns.
26702 * config/spu/spu.c (expand_builtin_args): Determine and return
26703 number of operands using spu_builtin_description data.
26704 (spu_expand_builtin_1): Use it.
26706 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26709 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26712 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26715 * config/i386/i386.c (override_options): Correct warning
26716 messages for -malign-loops, -malign-jumps and -malign-functions.
26718 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26721 * config/i386/i386.md: Restrict the new peephole2 to move
26722 between the general purpose registers.
26724 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26727 * config/i386/i386.c (type_natural_mode): Add a new argument.
26728 Return the original mode and warn ABI change if vector size is 32byte.
26729 (function_arg_advance): Updated.
26730 (function_arg): Likewise.
26731 (ix86_function_value): Likewise.
26732 (ix86_return_in_memory): Likewise.
26733 (ix86_sol10_return_in_memory): Likewise.
26734 (ix86_gimplify_va_arg): Likewise.
26735 (function_arg_32): Don't warn ABX ABI change here.
26736 (function_arg_64): Likewise.
26738 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26740 * loop-iv.c (implies_p): In the final case, test that operands 0
26741 of the two comparisons match.
26743 * config/bfin/bfin.c (find_prev_insn_start): New function.
26744 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26745 (find_next_insn_start): Move.
26747 2009-02-13 Richard Guenther <rguenther@suse.de>
26749 * configure.ac: Enable LFS.
26750 * configure: Re-generate.
26751 * config.in: Likewise.
26753 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26756 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26757 sizes on syntax error after some arguments have been parsed.
26759 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26761 * doc/invoke.texi (-fira): Remove.
26763 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26765 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26766 * recog.c: Likewise.
26769 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26771 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26772 (umul_ppmm): Likewise.
26773 (count_leading_zeros): Likewise.
26774 (count_trailing_zeros): Likewise.
26775 (UMUL_TIME): Likewise.
26777 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26779 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26780 soft-fp/t-softfp to tmake_file.
26782 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26783 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26784 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26785 IA64_BUILTIN_INFQ]: New.
26786 (ia64_init_builtins): Initialize __builtin_infq,
26787 __builtin_fabsq and __builtin_copysignq if not HPUX.
26788 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26789 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26791 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26793 (__fixtfti): Likewise.
26794 (__fixunstfti): Likewise.
26795 (__floattitf): Likewise.
26797 * config/ia64/libgcc-glibc.ver: New.
26798 * config/ia64/t-fprules-softfp: Likewise.
26799 * config/ia64/sfp-machine.h: Likewise.
26801 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26802 (LIBGCC2_TF_CEXT): Likewise.
26803 (TF_SIZE): Likewise.
26804 (TARGET_INIT_LIBFUNCS): Likewise.
26806 * config/ia64/t-glibc (SHLINB_MAPFILES):
26807 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26809 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26811 * config/i386/i386.c (construct_container): Rewrite processing
26812 BLKmode with X86_64_SSE_CLASS.
26814 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26817 * config/i386/i386.md: Replace simplify_replace_rtx with
26818 replace_rtx in the new peephole2.
26820 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26822 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26823 loop unrolling do not happen at -O2.
26825 2009-02-12 Michael Matz <matz@suse.de>
26827 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26829 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26831 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26834 2009-02-12 Ben Elliston <bje@au.ibm.com>
26836 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26837 patterns when updating the back chain. Missed in the 2009-02-10
26840 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26842 * doc/extend.texi (Decimal Floating Types): Update identifier of
26843 draft TR and list of missing support.
26845 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26847 PR middle-end/39154
26848 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26849 bit to variable length decl's flags, add it also to its
26850 pointer replacement variable.
26852 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26853 Jakub Jelinek <jakub@redhat.com>
26856 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26857 (memory_blockage): New expander.
26858 (*memory_blockage): New insn pattern.
26859 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26860 instead of general blockage at the end of function prologue when
26861 frame pointer is used to access red zone area. Do not emit blockage
26862 when profiling, it is emitted in generic code.
26863 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26864 function epilogue when frame pointer is used to access red zone area.
26866 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26869 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26870 by arithmetic with memory operands.
26871 * config/i386/predicates.md (commutative_operator): New.
26873 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26875 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26878 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26880 * alias.h (record_alias_subset): Declare.
26881 * alias.c (record_alias_subset): Make global.
26883 2009-02-10 Nick Clifton <nickc@redhat.com>
26885 * tree-parloops.c: Change license to GPLv3.
26886 * ipa-struct-reorg.c: Change license to GPLv3.
26887 * ipa-struct-reorg.h: Change license to GPLv3.
26889 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26892 * c-decl.c (start_struct): Return NULL on error.
26894 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26896 PR middle-end/39124
26897 * cfgloopmanip.c (remove_path): Call remove_bbs after
26898 cancel_loop_tree, not before it.
26901 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26902 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26903 VAR_DECLs were seen.
26904 * tree-ssa-live.c (remove_unused_locals): Recompute
26905 cfun->has_local_explicit_reg_vars.
26906 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26907 copies or clearings if cfun->has_local_explicit_reg_vars.
26909 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26912 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26913 of function prologue when frame pointer is used to access
26916 2009-02-10 Richard Guenther <rguenther@suse.de>
26918 PR middle-end/39127
26919 * gimplify.c (gimple_regimplify_operands): Always look if
26920 we need to create a temporary.
26922 2009-02-10 Richard Guenther <rguenther@suse.de>
26924 PR tree-optimization/39132
26925 * tree-loop-distribution.c (todo): New global var.
26926 (generate_memset_zero): Trigger TODO_rebuild_alias.
26927 (tree_loop_distribution): Return todo.
26929 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26932 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26933 (x86_64_reg_class_name): Removed.
26934 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26935 first one isn't X86_64_SSE_CLASS or any other ones aren't
26936 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26937 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26938 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26939 and 3 X86_64_SSEUP_CLASS.
26940 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26941 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26943 2009-02-10 Ben Elliston <bje@au.ibm.com>
26945 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26946 form instruction to update the stack back chain word, even if the
26947 user has disabled the generation of update instructions.
26948 (movdi_<mode>_update_stack): New.
26949 (movsi_update_stack): Likewise.
26950 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26951 always use an update form instruction to update the stack back
26954 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26956 PR middle-end/38953
26957 * graphite.c (if_region_set_false_region): After moving a region in
26958 the false branch of a condition, remove the empty dummy basic block.
26959 (gloog): Remove wrong fix for PR38953.
26961 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26963 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26964 generation due to implicit sign extension.
26966 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26968 PR middle-end/38981
26969 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26970 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26972 2009-02-09 Richard Guenther <rguenther@suse.de>
26974 PR middle-end/35202
26975 * convert.c (convert_to_real): Disable (float)fn((double)x)
26976 to fnf(x) conversion if errno differences may occur and
26977 -fmath-errno is set.
26979 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26981 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26982 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26983 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26985 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26988 * c-common.c (handle_alias_attribute): Disallow attribute for
26989 anything not a FUNCTION_DECL or VAR_DECL.
26991 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26994 * real.c (do_compare): Special-case compare of zero against
26995 decimal float value.
26997 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27000 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27001 as indicating flexible array members unless the field itself is
27002 being declarared as the incomplete array.
27004 2009-02-06 Jan Hubicka <jh@suse.cz>
27006 PR tree-optimization/38844
27007 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27008 is already inlined.
27010 2009-02-06 Richard Guenther <rguenther@suse.de>
27012 PR middle-end/38977
27013 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27014 fork because we may expand it as __gcov_fork.
27016 2009-02-06 Nick Clifton <nickc@redhat.com>
27018 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27020 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27022 PR tree-optimization/35659
27023 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27024 vn_phi_eq): Shortcut if hashcode does not match.
27025 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27027 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27028 and avoid iterative_hash_expr.
27029 (FOR_EACH_VALUE_ID_IN_SET): New.
27030 (value_id_compare): Remove.
27031 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27032 sort expressions by value id.
27034 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27037 * config/sh/predicates.md (general_movsrc_operand): Don't check
27038 the subreg of system registers here.
27040 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27043 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27044 on the copied decl.
27046 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27048 PR rtl-optimization/39110
27049 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27050 addresses, not aligned ones.
27052 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27053 Richard Guenther <rguenther@suse.de>
27055 PR tree-optimization/39100
27056 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27057 comment says and add edges.
27059 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27062 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27063 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27065 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27067 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27068 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27069 register_bb_in_sese, new_sese, free_sese): Moved.
27070 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27071 outermost_loop_in_scop, build_scop_iteration_domain,
27072 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27073 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27074 Use loop_in_sese_p instead of loop_in_scop_p.
27075 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27076 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27077 (scopdet_basic_block_info): Fix bug in scop detection.
27078 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27079 eq_loop_to_cloog_loop): Remove.
27080 (nb_loops_around_loop_in_scop, nb_loop
27081 ref_nb_loops): Moved here...
27082 * graphite.h (ref_nb_loops): ... from here.
27083 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27084 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27085 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27087 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27088 Hans-Peter Nilsson <hp@axis.com>
27090 PR rtl-optimization/37889
27091 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27092 Move offset handling from PLUS to before the switch. Use new
27093 arguments when considering SYMBOL_REFs too.
27094 (rtx_addr_can_trap_p): Pass dummy offset and size.
27095 (enum may_trap_p_flags): Remove.
27096 (may_trap_p_1): Pass size from MEM_SIZE.
27098 PR rtl-optimization/38921
27099 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27100 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27101 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27102 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27104 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27106 AVX Programming Reference (January, 2009)
27107 * config/i386/sse.md (*vpclmulqdq): New.
27109 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27111 PR tree-optimization/38977
27112 PR gcov-profile/38292
27113 * calls.c (special_function_p): Disregard __builtin_ prefix.
27115 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27117 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27118 non-indexable addresses even before reload.
27120 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27123 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27124 as having variable size. Do not give an error for unnamed
27125 parameters with [*] declarators. Give a warning for type names
27126 with [*] declarators and mark them as variable size.
27127 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27128 for sizeof applied to [*] type names.
27130 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27133 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27135 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27137 * gcc.c (process_command): Update copyright notice dates.
27138 * gcov.c (print_version): Likewise.
27139 * gcov-dump.c (print_version): Likewise.
27140 * mips-tfile.c (main): Likewise.
27141 * mips-tdump.c (main): Likewise.
27143 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27146 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27147 for composite type involving a zero-length array type.
27149 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27152 * function.c (match_asm_constraints_1): Skip over
27153 initial optional % in the constraint.
27155 PR inline-asm/39059
27156 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27157 supported, don't accept FIXED_CSTs.
27158 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27159 and _Sat is used without _Fract/_Accum. Set specs->type to
27160 integer_type_node for cts_fract/cts_accum if fixed point is not
27163 2009-02-02 Catherine Moore <clm@codesourcery.com>
27165 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27167 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27169 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27170 (ABI_HAS_64BIT_SYMBOLS): Use it.
27171 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27173 2009-02-02 Paul Brook <paul@codesourcery.com>
27175 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27177 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27179 PR inline-asm/39058
27180 * recog.h (asm_operand_ok): Add constraints argument.
27181 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27182 recurse on matching constraint.
27183 (check_asm_operands): Pass constraints as 3rd argument to
27184 asm_operand_ok. Don't look up matching constraint here.
27185 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27188 2009-02-02 Ben Elliston <bje@au.ibm.com>
27190 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27191 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27193 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27195 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27196 information. Remove some obsolete information. Reorganize.
27198 * config/pa/fptr.c: Revert license to GPL 2.
27199 * config/pa/milli64.S: Likewise.
27201 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27204 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27205 LIBRARY name in, instead of hard-coding it.
27206 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27207 extra target make frag to tmake_files according to EH model.
27208 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27209 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27210 frags that define makefile variable EH_MODEL appropriately.
27211 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27212 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27213 to "-sjlj" according to type of EH configured.
27214 (LIBGCC_SONAME): Concatenate it to shared library base name.
27215 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27216 to "_sjlj" according to type of EH configured.
27217 (LIBGCC_SONAME): Concatenate it to shared library base name.
27218 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27219 (SHLIB_LINK): Add missing semicolon to if-else construct.
27220 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27221 string value of "pe_dll" command-line option.
27222 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27223 (SHLIB_SONAME): Use it when overriding t-cygming default.
27224 (SHLIB_IMPLIB): Override t-cygming default.
27225 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27226 string value of "pe_dll" command-line option.
27228 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27231 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27232 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27234 2009-01-31 Richard Guenther <rguenther@suse.de>
27236 PR tree-optimization/38937
27237 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27238 computing the transitive closure.
27240 2009-01-30 Richard Guenther <rguenther@suse.de>
27242 PR tree-optimization/39041
27243 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27244 Propagate variable indices only if the types match for this stmt.
27246 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27249 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27250 inline but never defined.
27252 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27254 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27255 (*insv_h_di_reg_extimm): New insn.
27256 (*insv_l<mode>_reg_extimm): New insn.
27258 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27260 * config/picochip/picochip.c (flag_conserve_stack): set
27261 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27262 fconserve-stack. Reduce call-overhead used by inliner.
27264 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27267 * common.opt (flag_conserve_stack): Initialised to zero.
27269 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27272 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27273 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27276 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27278 * ira-color.c (allocno_reload_assign): Update comments.
27279 * regmove.c (regmove_optimize): Likewise.
27283 2009-01-29 Robert Millan <rmh@aybabtu.com>
27285 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27286 * config/i386/kopensolaris-gnu.h: New file. Undefine
27287 `MD_UNWIND_SUPPORT'.
27288 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27290 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27292 PR tree-optimization/39007
27293 * tree-loop-distribution.c (generate_builtin): Use
27294 recompute_dominator to compute the immediate dominator of the
27295 basic block just after the loop.
27297 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27299 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27300 (ASM_OUTPUT_DWARF_PCREL): Define.
27302 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27304 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27305 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27306 global. Modify entries about regmove and IRA.
27308 * ra-conflict.c: Remove the file.
27310 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27312 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27313 (pass_regclass_init): Rename to pass_reginfo_init.
27315 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27317 * toplev.h (flag_ira): Remove.
27319 * caller-save.c (setup_save_areas): Remove flag_ira.
27321 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27323 * global.c: Remove the file.
27325 * opts.c (decode_options): Remove flag_ira.
27327 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27329 * regmove.c: Modify file description.
27330 (find_use_as_address, try_auto_increment): Define them only if
27331 AUTO_INC_DEC is defined.
27332 (replacement_quality, replace_in_call_usage, fixup_match_1,
27333 stable_and_no_regs_but_for_p): Remove.
27334 (reg_set_in_bb): Make it static.
27335 (regmove_optimize): Remove flag_ira and code which worked for
27338 * local-alloc.c: Remove the file.
27340 * common.opt (fira): Remove.
27342 * ira.c: Include except.h.
27343 (eliminable_regset): Move from global.c.
27344 (mark_elimination): Ditto. Remove flag_ira.
27345 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27346 equiv_mem_modified, validate_equiv_mem_from_store,
27347 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27348 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27349 no_equiv, recorded_label_ref): Move from local-alloc.c.
27350 (update_equiv_regs): Ditto. Make it static.
27351 (print_insn_chain, print_insn_chains): Move it from global.c.
27352 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27353 (build_insn_chain): Ditto. Make it static.
27354 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27355 Rename to init_live_subregs.
27356 (gate_ira): Remove flag_ira.
27358 * regclass.c: Rename reginfo.c. Change file description.
27359 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27360 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27361 (init_reg_sets_1): Remove code for evaluation of
27362 reg_class_superclasses and losing_caller_save_reg_set.
27363 (init_regs): Remove init_reg_autoinc.
27364 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27365 ok_for_base_p_nonstrict): Remove.
27366 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27367 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27368 corresponding entries.
27369 (dump_regclass, record_operand_costs, scan_one_insn,
27370 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27371 record_address_regs, auto_inc_dec_reg_p): Remove.
27372 (gt-regclass.h): Rename to gt-reginfo.h.
27374 * rtl.h (dump_global_regs, retry_global_alloc,
27375 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27377 * Makefile.in (RA_H): Remove.
27378 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27379 Rename regclass.o to reginfo.o.
27380 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27382 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27383 (GTFILES): Rename regclass.c to reginfo.c.
27385 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27386 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27388 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27389 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27391 (finish_spills): Ditto. Remove code for !flag_ira.
27393 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27395 PR middle-end/35854
27396 * doc/invoke.texi (rtl debug options): Complete rewrite.
27397 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27399 * mode-switching.c (pass_mode_switching): Rename pass from
27400 "mode-sw" to "mode_sw".
27401 * except.c (pass_convert_to_eh_ranges): Rename pass from
27402 "eh-ranges" to "eh_ranges".
27403 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27407 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27408 Alexander Monakov <amonakov@ispras.ru>
27410 PR middle-end/38857
27411 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27413 (move_exprs_to_boundary): Change return type and pass through
27414 should_move from move_op. Relax assert. Update usage ...
27415 (schedule_expr_on_boundary): ... here. Use should_move instead of
27417 (move_op_orig_expr_found): Indicate that insn was disconnected from
27419 (code_motion_process_successors): Do not call after_merge_succs
27420 callback if original expression was not found when traversing any of
27422 (code_motion_path_driver): Change return type. Update prototype.
27423 (move_op): Update comment. Add a new parameter (should_move). Update
27424 prototype. Set *should_move based on indication provided by
27425 move_op_orig_expr_found.
27427 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27429 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27430 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27431 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27432 * config/rs6000/rs6000.c (rs6000_override_options): Default
27433 avoid-indexed-addresses on for Power6, off for everything else.
27434 (avoiding_indexed_address_p): New function.
27435 (rs6000_legitimize_address): Use it.
27436 (rs6000_legitimate_address): Likewise.
27437 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27439 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27441 PR tree-optimization/38997
27442 * tree-loop-distribution.c (generate_memset_zero): Use
27443 POINTER_PLUS_EXPR for a pointer addition.
27445 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27447 * config/s390/s390.md (bswap<mode>2): New pattern added.
27449 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27451 * config/s390/s390.md (*tls_load_31): Added type attribute.
27453 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27455 * config/s390/s390.md: Fix a few comments.
27457 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27459 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27460 (*tm<mode>_full): Fixed z10prop attribute.
27461 (*tst<mode>_extimm): Fixed z10prop attribute.
27462 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27463 (*tstqiCCT_cconly): Fixed z10prop attribute.
27464 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27465 (*movsi_larl): Fixed z10prop attribute.
27466 (*movsi_zarch): Fixed z10prop attribute.
27467 (*movsi_eas): Fixed z10prop attribute.
27468 (*movhi): Fixed z10prop attribute.
27469 (*movqi): Fixed z10prop attribute.
27470 (*movstrictqi): Fixed z10prop attribute.
27471 (*mov<mode>): Fixed z10prop attribute.
27472 (*movcc): Fixed z10prop attribute.
27473 (*sethighpartdi_64): Fixed z10prop attribute.
27474 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27475 (*negdi2_sign_cc): Fixed z10prop attribute.
27476 (*negdi2_sign): Fixed z10prop attribute.
27477 (*absdi2_sign_cc): Fixed z10prop attribute.
27478 (*absdi2_sign): Fixed z10prop attribute.
27479 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27480 (*negabsdi2_sign): Fixed z10prop attribute.
27481 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27482 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27483 (doloop_si64): Fixed z10prop attribute.
27484 (doloop_si31): Fixed z10prop attribute.
27485 (doloop_long): Fixed z10prop attribute.
27486 (indirect_jump): Fixed z10prop attribute.
27487 (nop): Fixed z10prop attribute.
27488 (main_base_64): Fixed z10prop attribute.
27489 (reload_base_64): Fixed z10prop attribute.
27491 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27493 PR rtl-optimization/38740
27494 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27496 * config/mips/mips.c (mips_reorg): Likewise.
27498 2009-01-28 Richard Guenther <rguenther@suse.de>
27500 PR tree-optimization/38926
27501 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27502 with the correct value id to a value.
27503 (do_regular_insertion): Use the value number of edoubleprime
27504 for the value number of the expr.
27507 2008-08-21 Richard Guenther <rguenther@suse.de>
27509 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27510 a PHI ask VN if it is already available.
27511 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27512 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27514 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27516 PR middle-end/38934
27517 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27518 set to varying whenever max has TREE_OVERFLOW set, similarly
27519 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27521 2009-01-28 Richard Guenther <rguenther@suse.de>
27523 PR middle-end/38908
27524 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27525 uninitialized aggregate uses in call arguments.
27527 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27529 PR tree-optimization/38984
27530 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27531 the nothing_id variable if -fno-delete-null-pointer-checks.
27533 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27536 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27537 (set_got_offset_rex64): Ditto.
27539 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27542 * doc/extend.texi: Improve local variable with asm reg.
27544 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27546 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27547 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27548 was not supplied then set warn_packed_bitfield_compat to the
27549 default value of 1.
27550 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27553 2009-01-27 Richard Guenther <rguenther@suse.de>
27555 PR tree-optimization/38503
27556 * cfgexpand.c (expand_gimple_basic_block): Ignore
27557 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27558 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27559 variables that cannot have TBAA applied.
27560 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27563 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27565 PR middle-end/38969
27566 * calls.c (initialize_argument_information): Do not wrap complex
27567 arguments in SAVE_EXPR.
27569 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27571 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27572 (INSTALL_LIBGCC): Revert typo commit.
27574 2009-01-26 Richard Guenther <rguenther@suse.de>
27576 PR tree-optimization/38745
27577 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27578 from special handling.
27580 2009-01-26 Richard Guenther <rguenther@suse.de>
27582 PR tree-optimization/38745
27583 * tree-ssa.c (execute_update_addresses_taken): Do not include
27584 variables that cannot possibly be a register in not_reg_needs.
27585 Do not clear TREE_ADDRESSABLE on vars that may not become
27587 * tree-ssa.c (update_alias_info_1): Include those in the set
27588 of addressable vars.
27590 2009-01-26 Richard Guenther <rguenther@suse.de>
27592 PR middle-end/38851
27593 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27594 * tree-ssa-dse.c: Include langhooks.h
27595 (execute_simple_dse): Remove stores with zero size.
27597 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27600 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27603 2009-01-24 Julian Brown <julian@codesourcery.com>
27605 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27606 config/arm/linux-atomic.c.
27607 * config/arm/linux-atomic.c: New.
27609 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27611 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27612 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27613 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27615 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27618 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27621 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27623 PR tree-optimization/38953
27624 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27625 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27626 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27627 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27630 2009-01-24 Paul Brook <paul@codesourcery.com>
27632 * config/arm/neon.md (neon_type): Move to arm.md.
27633 (neon_mov<VSTRUCT>): Add neon_type attribute.
27634 * config/arm/arm.md (neon_type): Move to here.
27635 (conds): Add "unconditioal" and use as default for NEON insns.
27637 2009-01-24 Ben Elliston <bje@au.ibm.com>
27639 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27640 void *' warning from -Wc++-compat.
27641 * Makefile.in (dominance.o-warn): Remove.
27643 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27645 PR tree-optimization/38932
27646 * fold-const.c (fold_unary_ignore_overflow): New.
27647 * tree.h (fold_unary_ignore_overflow): Declare.
27648 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27649 * tree-ssa-sccvn.c (visit_reference_op_load,
27650 simplify_unary_expression): Likewise.
27652 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27654 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27655 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27656 regardless of their type.
27657 * c-common.c (handle_packed_attribute): Don't ignore packed on
27659 * c.opt (Wpacked-bitfield-compat): New warning option.
27660 * stor-layout.c (place_field): Warn if offset of a field changed.
27661 * doc/extend.texi (packed): Mention the ABI change.
27662 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27663 (Warning Options): Add it to the list.
27665 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27667 * c-opts.c (c_common_post_options): Fix a typo in comments.
27669 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27671 PR middle-end/38615
27672 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27673 variables to static.
27674 * doc/invoke.texi (-fmerge-all-constants): Update description.
27676 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27679 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27680 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27682 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27684 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27686 (LOCAL_ALIGNMENT): Similarly.
27688 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27689 Joseph Myers <joseph@codesourcery.com>
27691 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27692 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27693 * config/arm/arm-tune.md: Regenerate.
27694 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27697 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27699 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27700 version number to five.
27702 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27705 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27706 * c-common.c (set_underlying_type): Likewise.
27707 (is_typedef_decl ): Likewise
27709 (set_underlying_type): Likewise.
27710 (is_typedef_type): Likewise.
27712 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27714 PR middle-end/38587
27715 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27718 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27721 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27722 (LIBGCC_SPEC): Don't define.
27723 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27725 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27727 PR rtl-optimization/38879
27728 * alias.c (base_alias_check): Unaligned access via AND address can
27729 alias all surrounding object types except those with sizes equal
27730 or wider than the size of unaligned access.
27732 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27735 * c-decl.c (clone_underlying_type): Move this ...
27736 * c-common.c (set_underlying_type): ... here.
27737 Also, make sure the function properly sets TYPE_STUB_DECL() on
27738 the newly created typedef variant type.
27739 (is_typedef_decl ): New entry point.
27740 * tree.h: Added a new member member_types_needing_access_check to
27741 struct tree_decl_non_common.
27742 (set_underlying_type): New entry point.
27743 (is_typedef_type): Likewise.
27745 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27747 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27748 Check whether two instructions have memory references that
27749 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27750 are helper functions for traversing.
27751 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27752 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27753 not to draw dependency edge for instructions with non-conflicting
27756 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27759 * longlong.h: Update copyright years. Use soft-fp license notice.
27760 Sync __clz_tab declaration with glibc.
27762 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27765 * doc/extend.texi (syscall_linkage): New.
27766 (version_id): Modify.
27768 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27769 Richard Guenther <rguenther@suse.de>
27771 PR tree-optimization/38747
27772 PR tree-optimization/38748
27773 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27774 conversion if the base address is an indirect reference and the
27775 aliasing sets could cause issues.
27777 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27779 * common.opt (fgraphite, fgraphite-identity): Add comment for
27780 explaining why these options are not documented.
27782 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27784 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27785 gimple_call_lhs is NULL.
27787 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27790 * emit-rtl.c (adjust_address_1): Make sure memref is never
27793 2009-01-20 Ben Elliston <bje@au.ibm.com>
27795 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27796 const qualifier from arg parameter. Remove unnecessary cast to char *.
27797 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27798 const qualifier from arg 2.
27800 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27802 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27804 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27807 * rtl.h (reinit_regs): New prototype.
27808 * regclass.c: Include ira.h.
27809 (reinit_regs): New.
27810 * Makefile.in (regclass.o): Add ira.h.
27811 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27813 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27816 * c-common.c (handle_aligned_attribute): Use
27817 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27818 default alignment value.
27820 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27822 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27823 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27825 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27826 __BIGGEST_ALIGNMENT__.
27828 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27830 2009-01-18 Richard Guenther <rguenther@suse.de>
27832 PR tree-optimization/38819
27833 * tree-flow.h (operation_could_trap_helper_p): Declare.
27834 * tree-eh.c (operation_could_trap_helper_p): Export.
27835 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27836 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27837 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27838 are about to insert a possibly trapping instruction and fail
27841 2009-01-18 Andreas Schwab <schwab@suse.de>
27843 * doc/install.texi (Configuration): Remove obsolete paragraph
27844 about use of --with-gnu-ld with --with-gnu-as.
27846 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27848 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27849 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27850 Follow spelling conventions.
27852 2009-01-18 Ben Elliston <bje@au.ibm.com>
27854 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27855 C++ warning about implicit conversion from void * to struct
27857 (bitmap_obstack_free): Likewise for bitmap_element *.
27858 * Makefile.in (bitmap.o-warn): Remove.
27860 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27862 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27864 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27865 Tobias Grosser <tobi.grosser@amd.com>
27867 * graphite.c (graphite_trans_scop_block): Do not block single
27870 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27872 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27873 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27874 test with assertion.
27876 2009-01-16 Richard Guenther <rguenther@suse.de>
27878 PR tree-optimization/38835
27879 PR middle-end/36227
27880 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27881 and INT + PTR -> (INT)(PTR p+ INT) folding.
27882 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27884 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27887 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27888 the subreg from a lowpart subreg if it is also casting the value.
27890 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27891 Tobias Grosser <tobi.grosser@amd.com>
27893 * graphite.c (compare_prefix_loops): New.
27894 (build_scop_canonical_schedules): Rewritten.
27895 (graphite_transform_loops): Move build_scop_canonical_schedules
27896 after build_scop_iteration_domain.
27898 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27899 Tobias Grosser <tobi.grosser@amd.com>
27901 * graphite.c (add_conditions_to_domain): Add the loops to
27902 the dimension of the iteration domain. Do copy the domain
27903 only when it exists.
27904 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27905 (add_conditions_to_constraints): New.
27906 (can_generate_code_stmt, can_generate_code): Removed.
27907 (gloog): Do not call can_generate_code.
27908 (graphite_transform_loops): Call add_conditions_to_constraints
27909 after building the iteration domain.
27911 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27913 PR tree-optimization/38789
27914 * tree-ssa-threadedge.c
27915 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27916 __builtin_constant_p.
27918 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27920 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27921 examined before deleting them.
27923 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27925 * function.c (aggregate_value_p): Correctly extract the function
27926 type from CALL_EXPR_FN lookup.
27928 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27930 * config/picochip/picochip.c (picochip_override_options): Revert
27931 CFI asm flag disable commited previously.
27933 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27934 Tobias Grosser <tobi.grosser@amd.com>
27935 Jan Sjodin <jan.sjodin@amd.com>
27937 * graphite.c (scan_tree_for_params): On substractions negate
27938 all the coefficients of the term.
27939 (clast_to_gcc_expression_red): New. Handle reduction expressions
27940 of more than two operands.
27941 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27942 (get_vdef_before_scop): Handle also the case of default definitions.
27944 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27946 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27947 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27948 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27950 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27951 Joey Ye <joey.ye@intel.com>
27953 PR middle-end/37843
27954 * cfgexpand.c (expand_stack_alignment): Don't update stack
27955 boundary nor check incoming stack boundary here.
27956 (gimple_expand_cfg): Update stack boundary and check incoming
27957 stack boundary here.
27959 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27961 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27963 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27965 PR rtl-optimization/38245
27966 * calls.c (expand_call): Add stack arguments to
27967 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27968 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27969 in regs and partially in memory or BLKmode arguments.
27970 (emit_library_call_value_1): Add stack arguments to
27971 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27972 ACCUMULATE_OUTGOING_ARGS).
27973 * dce.c: Include tm_p.h.
27974 (find_call_stack_args): New function.
27975 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27977 (mark_insn): Call find_call_stack_args for CALL_Ps.
27978 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27979 forwards. Allocate and free arg_stores bitmap if needed, pass it
27980 down to deletable_insn_p, don't mark stores set in arg_stores
27981 bitmap, clear the bitmap at the beginning of each bb.
27982 * Makefile.in (dce.o): Depend on $(TM_P_H).
27984 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27987 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27988 to make sure the insn is a conditional test (bug 22599). Reformat a
27991 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27993 PR middle-end/38431
27994 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27995 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27996 (gloog): Do not call cleanup_tree_cfg.
27997 (graphite_transform_loops): Call cleanup_tree_cfg after all
27998 scops have been code generated.
28000 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28001 * doc/gty.texi (Invoking the garbage collector): Added new node
28002 and section documenting ggc_collect.
28004 2009-01-14 Richard Guenther <rguenther@suse.de>
28006 PR tree-optimization/38826
28007 PR middle-end/38477
28008 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28009 initialization notes only if we actually emitted a warning.
28010 (intra_create_variable_infos): Add constraints for a result decl
28011 that is passed by hidden reference.
28012 (build_pred_graph): Mark all related variables non-direct on
28015 2009-01-14 Nick Clifton <nickc@redhat.com>
28017 * ira-conflicts.c: Include addresses.h for the definition of
28019 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28020 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28022 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28025 * Makefile.in (ira-lives.o): Add except.h.
28027 * ira-lives.c: Include except.h.
28028 (process_bb_node_lives): Process can_throw_internal.
28030 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28032 PR rtl-optimization/38774
28033 * combine.c (simplify_set): When undoing cc_use change, don't do
28034 PUT_CODE on the newly created comparison, but instead put back the
28037 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28039 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28040 values. Remove duplicate arm8 entry.
28042 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28044 PR tree-optimization/38786
28045 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28046 the SSA_NAME case of expand_scalar_variables_expr.
28047 Set the type of an expression to the type of its assign statement.
28048 (expand_scalar_variables_expr): Also gather the scalar computation
28049 used to index the memory access. Do not pass loop_p.
28050 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28051 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28052 the gimple_stmt_iterator where it inserts new code.
28053 Do not pass loop_p.
28054 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28055 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28057 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28059 * graphite.h (debug_value): Removed.
28060 * graphite.c (debug_value): Removed.
28062 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28064 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28065 ldrd/strd with two 32-bit instructions.
28067 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28069 * config/arm/arm.c (struct processors): Pass for speed down into
28070 cost helper functions.
28071 (const_ok_for_op): Handle COMPARE and inequality nodes.
28072 (arm_rtx_costs_1): Rewrite.
28073 (arm_size_rtx_costs): Update prototype.
28074 (arm_rtx_costs): Pass speed down to helper functions.
28075 (arm_slowmul_rtx_costs): Rework cost calculations.
28076 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28077 (arm_9e_rtx_costs): Likewise.
28079 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28081 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28082 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28083 (alpha_legitimize_address): Do not split local symbols wider than
28084 UNITS_PER_WORD into HIGH/LO_SUM parts.
28086 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28089 * gcc.c (process_command): Replace call to execvp with calls
28090 to pex_one and exit.
28092 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28095 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28096 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28097 variant for devices with 3-byte PC.
28098 (__tablejump_elpm__): New.
28100 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28103 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28104 offsetof member-designator, handle it as `[0].'.
28106 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28108 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28109 function when not using named sections on targets with named sections
28110 if branch distance is less than 262132.
28112 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28114 * combine.c (combine_instructions): Recompute
28115 optimize_this_for_speed_p for each BB in the main combine loop.
28117 2009-01-12 Tomas Bily <tbily@suse.cz>
28120 * tree-loop-distribution.c (prop_phis): New function.
28121 (generate_builtin): Call prop_phis.
28123 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28125 PR tree-optimization/38807
28126 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28127 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28129 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28131 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28132 subreg of op0 to the original op0.
28134 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28136 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28138 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28141 * mips-tfile.c (parse_def): Fix parsing of def strings
28142 starting with digits.
28144 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28147 * config/arm/arm.c (arm_is_long_call_p): Don't call
28148 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28150 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28152 * regrename.c (regrename_optimize): Fix dumping.
28153 (find_oldest_value_reg): Preserve REG_POINTER.
28154 (copy_hardreg_forward_1): Likewise.
28156 2009-01-09 Diego Novillo <dnovillo@google.com>
28158 * gimple.h (struct gimple_statement_base) <uid>: Document
28159 the restrictions on its use.
28160 (gimple_uid): Tidy.
28161 (gimple_set_uid): Tidy.
28163 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28165 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28166 zero guard even if align_bytes != 0 and count is smaller than
28169 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28171 PR rtl-optimization/38495
28172 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28173 (add_range_and_copies_from_move_list): Print all added ranges.
28174 Add ranges to memory optimized destination.
28176 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28180 * config/i386/i386.c (override_options): Reject
28181 -mstringop-strategy=rep_8byte with -m32.
28182 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28183 to 1. Do count comparison against epilogue_size_needed at compile
28184 time even when count_exp was constant forced into register. For
28185 size_needed don't jump to epilogue, instead just avoid aligning
28186 and invoke the body algorithm. If need_zero_guard, add zero guard
28187 even if count is non-zero, but smaller than size_needed + number of
28188 bytes that could be stored for alignment.
28189 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28190 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28191 but smaller than size_needed + number of bytes that could be stored
28192 for alignment. Compare size_needed with epilogue_size_needed instead
28193 of desired_align - align, don't adjust size_needed, pass
28194 epilogue_size_needed to the epilogue expanders.
28197 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28199 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28201 * pa.c (last_address): Change to unsigned.
28202 (update_total_code_bytes): Change argument to unsigned. Don't
28203 check if insn addresses are set.
28204 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28205 addresses are not set.
28206 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28208 2009-01-09 Nick Clifton <nickc@redhat.com>
28210 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28211 DECL_DECLARED_INLINE_P.
28213 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28215 PR middle-end/38347
28216 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28217 GET_MODE (op0) in operand_subword_force calls.
28219 PR middle-end/38771
28220 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28221 fold_convert arg0 operands to TREE_TYPE (op0) first.
28223 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28225 * params.def (ira-max-conflict-table-size): Decrease default value
28228 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28230 PR tree-optimization/37031
28231 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28233 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28234 allocate it using gc instead of heap, use VEC_quick_push instead of
28236 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28237 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28238 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28239 allocated vector from heap allocated.
28240 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28241 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28242 vector only after perfect_loop_nest_depth call.
28244 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28245 Jan Sjodin <jan.sjodin@amd.com>
28247 PR tree-optimization/38559
28248 * graphite.c (debug_value, copy_constraint,
28249 swap_constraint_variables, scale_constraint_variable, ): New.
28250 (get_lower_bound, get_upper_bound): Removed.
28251 (graphite_trans_bb_strip_mine): Clean up this code that works
28252 only for constant number of iterations. Fully copy upper and
28253 lower bound constraints, not only the constant part of them.
28254 * graphite.h (debug_value): Declared.
28256 2009-01-08 Ira Rosen <irar@il.ibm.com>
28258 PR tree-optimization/37194
28259 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28260 Don't add the cost of cost model guard in prologue to scalar
28261 outside cost in case of known number of iterations.
28263 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28264 Alan Modra <amodra@bigpond.net.au>
28266 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28267 non-word-aligned REG+CONST addressing.
28269 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28272 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28273 free_after_compilation when outputting a thunk.
28274 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28275 Do not call free_after_compilation here.
28277 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28279 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28280 (ix86_valid_target_attribute_inner_p): Ditto.
28282 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28284 PR tree-optimization/38492
28285 PR tree-optimization/38498
28286 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28287 * tree-chrec.h (scev_is_linear_expression): Declared.
28288 * graphite.c (graphite_cannot_represent_loop_niter): New.
28289 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28290 (graphite_loop_normal_form): Use gcc_assert.
28291 (scan_tree_for_params): Use CASE_CONVERT.
28292 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28293 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28294 Use gcc_assert. Discard scops that contain unhandled cases.
28295 (build_scop_conditions): Return a boolean status for unhandled cases.
28296 (strip_mine_profitable_p): Print the loop number, not its depth.
28297 (is_interchange_valid): Pass the depth of the loop nest, don't
28298 recompute it wrongly.
28299 (graphite_trans_bb_block): Same.
28300 (graphite_trans_bb_block): Print tentative of loop blocking.
28301 (graphite_trans_scop_block): Do not print that the loop has been
28303 (graphite_transform_loops): Do not handle scops that contain condition
28306 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28308 AVX Programming Reference (December, 2008)
28309 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28310 (_mm256_stream_pd): Likewise.
28311 (_mm256_stream_ps): Likewise.
28313 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28314 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28315 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28316 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28317 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28318 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28319 (ix86_expand_special_args_builtin): Likewise.
28321 * config/i386/sse.md (AVXMODEDI): New.
28322 (avx_movnt<mode>): Likewise.
28323 (avx_movnt<mode>): Likewise.
28324 (<sse>_movnt<mode>): Remove AVX support.
28325 (sse2_movntv2di): Likewise.
28327 2009-01-07 Richard Guenther <rguenther@suse.de>
28329 PR middle-end/38751
28330 * fold-const.c (extract_muldiv): Remove obsolete comment.
28331 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28332 to PLUS_EXPR canonicalization for the canonicalization.
28334 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28336 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28337 hosted cross-compilers generating less efficient code.
28339 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28341 * function.h (rtl_data): Add a dbr_scheduled_p field.
28342 * reorg.c (dbr_schedule): Set it.
28343 (gate_handle_delay_slots): Check it.
28344 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28345 (mips_reorg): Check flag_delayed_branch instead of
28346 mips_base_delayed_branch.
28347 (mips_override_options): Don't set mips_base_delayed_branch
28348 or flag_delayed_branch.
28350 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28352 PR rtl-optimization/38426.
28353 * ira.c (ira): Set current_function_is_leaf earlier.
28355 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28357 PR rtl-optimization/38722
28358 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28359 too early, only set a flag and modify after last possible
28362 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28365 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28366 * real.c (decimal_single_format): Correct values of emin and emax.
28367 (decimal_double_format): Ditto.
28368 (decimal_quad_format): Ditto.
28369 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28370 computation of DECnn_MIN and DECnn_MAX for corrected values of
28371 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28372 __DECnn_MIN__, and adjust its computation for the corrected value
28375 2009-01-06 Jan Hubicka <jh@suse.cz>
28378 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28380 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28382 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28383 Add Robert Clark to the list of testers.
28385 2009-01-06 Jan Hubicka <jh@suse.cz>
28386 Kai Tietz <kai.tietz@onevision.com>
28388 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28389 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28391 2009-01-06 Jan Hubicka <jh@suse.cz>
28392 Kai Tietz <kai.tietz@onevision.com>
28394 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28396 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28397 (ix86_nsaved_regs): Count only general purpose regs.
28398 (ix86_nsaved_sseregs): New.
28399 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28400 to 16 for w64; compute padding and size of sse reg save area.
28401 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28402 general purpose regs.
28403 (ix86_emit_save_sse_regs_using_mov): New.
28404 (ix86_expand_prologue): Save SSE regs if needed.
28405 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28406 (ix86_emit_restore_sse_regs_using_mov): New.
28407 (ix86_expand_epilogue): Save SSE regs if needed.
28409 2009-01-06 Jan Hubicka <jh@suse.cz>
28410 Kai Tietz <kai.tietz@onevision.com>
28412 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28413 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28414 functions when accumulate outgoing args is off.
28416 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28419 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28420 before using pseudos_have_intersected_live_ranges_p.
28422 * ira-int.h (ira_assert): Always define.
28424 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28426 AVX Programming Reference (December, 2008)
28427 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28428 (_mm256_permute2_pd): Likewise.
28429 (_mm_permute2_ps): Likewise.
28430 (_mm256_permute2_ps): Likewise.
28431 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28432 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28434 * config/i386/i386.c (ix86_builtins): Remove
28435 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28436 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28437 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28438 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28439 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28440 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28441 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28442 __builtin_ia32_vpermil2ps256.
28443 (ix86_init_mmx_sse_builtins): Updated.
28444 (ix86_expand_args_builtin): Likewise.
28446 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28448 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28449 long absolute calls when generating PA 2.0 code.
28451 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28453 PR rtl-optimization/38583
28454 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28456 * params.def (ira-max-conflict-table-size): New.
28458 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28460 * ira.h (ira_conflicts_p): New external definition.
28462 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28463 table. Report this. Return result of building.
28464 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28465 building conflict table.
28467 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28468 (ira_color): Use ira_conflicts_p.
28470 * global.c: Include ira.h.
28471 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28474 * Makefile.in (global.o): Add ira.h.
28476 * ira-build.c (mark_all_loops_for_removal,
28477 propagate_some_info_from_allocno): New.
28478 (remove_unnecessary_allocnos): Call
28479 propagate_some_info_from_allocno.
28480 (remove_low_level_allocnos): New.
28481 (remove_unnecessary_regions): Add parameter. Call
28482 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28483 parameter to remove_unnecessary_regions.
28484 (ira_build): Remove all regions but root if the conflict table was
28485 not built. Update conflict hard regs for allocnos crossing calls.
28487 * ira.c (ira_conflicts_p): New global.
28488 (ira): Define and use ira_conflicts_p.
28490 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28491 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28492 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28494 2009-01-06 Ben Elliston <bje@au.ibm.com>
28496 * gengtype-lex.l (YY_NO_INPUT): Define.
28498 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28501 * c-common.c (handle_vector_size_attribute): Also reject
28502 BOOLEAN_TYPE types.
28504 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28506 PR tree-optimization/38492
28507 * graphite.c (rename_map_elt, debug_rename_elt,
28508 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28509 rename_map_elt_info, eq_rename_map_elts,
28510 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28511 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28512 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28513 (sese_build_livein_liveouts): New.
28514 (new_sese, free_sese): New.
28515 (new_scop): Call new_sese.
28516 (free_scop): Call free_sese.
28517 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28518 (register_old_new_names): Renamed register_old_and_new_names.
28519 (register_scop_liveout_renames, add_loop_exit_phis,
28520 insert_loop_close_phis, struct igp,
28521 default_liveout_before_guard, add_guard_exit_phis,
28522 insert_guard_phis, copy_renames): New.
28523 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28524 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28525 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28526 (scop_adjust_phis_for_liveouts): New.
28527 (gloog): Call scop_adjust_phis_for_liveouts.
28529 * graphite.h (struct sese): Documented. Added fields liveout,
28530 num_ver and livein.
28531 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28532 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28533 (struct scop): Added field liveout_renames.
28534 (SCOP_LIVEOUT_RENAMES): New.
28536 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28538 PR tree-optimization/38510
28539 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28540 (translate_clast): Call recompute_all_dominators before
28542 (gloog): Call recompute_all_dominators before graphite_verify.
28544 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28545 Jan Sjodin <jan.sjodin@amd.com>
28547 PR tree-optimization/38500
28548 * graphite.c (create_sese_edges): Call fix_loop_structure after
28551 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28553 * config.gcc: Add m32r*-*-rtems*.
28554 * config/m32r/rtems.h: New file.
28556 2009-01-05 Ben Elliston <bje@au.ibm.com>
28558 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28559 (.po.pox): Likewise.
28560 (po/gcc.pot): Likewise.
28562 2009-01-04 David S. Miller <davem@davemloft.net>
28564 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28565 (STARTING_FRAME_OFFSET): Always set to zero.
28567 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28569 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28570 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28571 fixed-point types, and vectors of the same.
28573 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28575 * config/mips/sync.md (*mb_barrier): Rename to...
28576 (*memory_barrier): ...this.
28578 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28580 * doc/extend.texi (Function Attributes): Move @cindex after @item
28581 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28582 and put in alphabetical order. Fix 'target' name and put in order.
28583 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28586 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28588 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28589 (memory_barrier): Expand as unspec instead of unspec_volatile.
28590 Remove mem:BLK from insn operands. Use Pmode scratch register.
28591 (*memory_barrier): Define as unspec instead of unspec_volatile.
28592 Use (match_dup 0) as input operand.
28594 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28595 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28596 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28597 scratch register. Remove operand 1.
28598 (*stbar): Define as unspec instead of unspec_volatile.
28599 Use (match_dup 0) as input operand, remove (const_int 8).
28600 (*membar): Define as unspec instead of unspec_volatile.
28601 Use (match_dup 0) as input operand, remove input operand 2.
28603 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28604 (memory_barrier): Expand as unspec instead of unspec_volatile.
28605 Remove mem:BLK from insn operands. Use Pmode scratch register.
28606 (*memory_barrier): Define as unspec instead of unspec_volatile.
28607 Use (match_dup 0) as input operand.
28609 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28610 Remove mem:BLK from insn operands. Use Pmode scratch register.
28611 Set volatile flag on operand 0.
28612 (*memory_barrier): New insn pattern.
28614 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28616 (*memory_barrier): Use (match_dup 0) as input operand.
28618 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28619 Remove mem:BLK from insn operands. Use Pmode scratch register.
28620 Set volatile flag on operand 0.
28621 (*mb_internal): New insn pattern.
28623 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28625 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28627 PR middle-end/38586
28628 * function.c (struct temp_slot): Move to the section of the file
28629 that deals with temp slots. Remove field 'address'.
28630 (temp_slot_address_table): New hash table of address -> temp slot.
28631 (struct temp_slot_address_entry): New struct, items for the table.
28632 (temp_slot_address_compute_hash, temp_slot_address_hash,
28633 temp_slot_address_eq, insert_temp_slot_address): Support functions
28635 (find_temp_slot_from_address): Rewrite to use the new hash table.
28636 (remove_unused_temp_slot_addresses): Remove addresses of temp
28637 slots that have been made available.
28638 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28639 worker function for remove_unused_temp_slot_addresses.
28640 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28641 Add the temp slot address to the address -> temp slot map.
28642 (update_temp_slot_address): Update via insert_temp_slot_address.
28643 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28644 (pop_temp_slots): Likewise.
28645 (init_temp_slots): Allocate the address -> temp slot map, or empty
28646 the map if it is already allocated.
28647 (prepare_function_start): Initialize temp slot processing.
28649 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28651 PR middle-end/38584
28652 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28653 Calculate the size of all stack vars assuming no packing of stack
28654 vars will happen, replacing a quadratic algorithm with a linear one.
28656 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28659 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28662 2009-01-03 Diego Novillo <dnovillo@google.com>
28664 * doc/contrib.texi: Update contributions.
28666 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28669 * builtins.c (fold_builtin_memory_op): Give up if either operand
28670 is volatile. Set srctype or desttype to non-qualified version
28674 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28675 and FUNCTION_DECLs.
28677 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28679 PR rtl-optimization/35805
28680 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28681 problem if fast dce is able to remove any instructions.
28682 * dce.c (dce_process_block): Fix dump message.
28684 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28687 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28689 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28691 PR middle-end/38690
28692 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28693 * tree-pretty-print.c (op_code_prio): New function.
28694 (op_prio): No longer static. Use op_code_prio.
28695 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28696 Use op_prio and op_code_prio to determine if () should be
28697 printed around operand(s) or not.
28699 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28700 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28701 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28702 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28703 pp_character instead of pp_string for single letter printing.
28705 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28707 * doc/extend.texi: Fix '#pragma GCC option' typo.
28709 2009-01-02 Richard Guenther <rguenther@suse.de>
28711 * doc/install.texi (--enable-checking): Mention different
28712 default for stage1.
28713 (--enable-stage1-checking): Document.
28715 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28717 PR middle-end/30142
28718 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28719 case to be an error.
28721 2009-01-02 Ben Elliston <bje@au.ibm.com>
28723 * config/fp-bit.h (pack_d): Constify argument.
28724 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28725 (isnan): Constify argument.
28727 (iszero): Likewise.
28728 (pack_d): Likewise.
28729 (_fpadd_parts): Constify return type.
28730 (_fpmul_parts): Likewise.
28731 (_fpdiv_parts): Likewise.
28733 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28736 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28737 warn about overwriting initializer with side-effects or
28738 -Woverride-init if !IMPLICIT.
28739 (output_init_element): Likewise. Pass IMPLICIT down to
28741 (process_init_element): Add IMPLICIT argument. Pass it down
28742 to output_init_element.
28743 (push_init_element, pop_init_level, set_designator): Adjust
28744 process_init_element callers.
28745 (set_nonincremental_init, set_nonincremental_init_from_string):
28746 Adjust add_pending_init callers.
28747 (output_pending_init_elements): Adjust output_init_element callers.
28748 * c-tree.h (process_init_element): Adjust prototype.
28749 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28750 process_init_element callers.
28753 Copyright (C) 2009 Free Software Foundation, Inc.
28755 Copying and distribution of this file, with or without modification,
28756 are permitted in any medium without royalty provided the copyright
28757 notice and this notice are preserved.